172fcea8cSEd Schouten /* 272fcea8cSEd Schouten | ee (easy editor) 372fcea8cSEd Schouten | 472fcea8cSEd Schouten | An easy to use, simple screen oriented editor. 572fcea8cSEd Schouten | 672fcea8cSEd Schouten | written by Hugh Mahon 772fcea8cSEd Schouten | 872fcea8cSEd Schouten | 996b676e9SEd Schouten | Copyright (c) 2009, Hugh Mahon 1096b676e9SEd Schouten | All rights reserved. 1172fcea8cSEd Schouten | 1296b676e9SEd Schouten | Redistribution and use in source and binary forms, with or without 1396b676e9SEd Schouten | modification, are permitted provided that the following conditions 1496b676e9SEd Schouten | are met: 1572fcea8cSEd Schouten | 1696b676e9SEd Schouten | * Redistributions of source code must retain the above copyright 1796b676e9SEd Schouten | notice, this list of conditions and the following disclaimer. 1896b676e9SEd Schouten | * Redistributions in binary form must reproduce the above 1996b676e9SEd Schouten | copyright notice, this list of conditions and the following 2096b676e9SEd Schouten | disclaimer in the documentation and/or other materials provided 2196b676e9SEd Schouten | with the distribution. 2296b676e9SEd Schouten | 2396b676e9SEd Schouten | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2496b676e9SEd Schouten | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2596b676e9SEd Schouten | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 2696b676e9SEd Schouten | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 2796b676e9SEd Schouten | COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2896b676e9SEd Schouten | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2996b676e9SEd Schouten | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 3096b676e9SEd Schouten | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 3196b676e9SEd Schouten | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3296b676e9SEd Schouten | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 3396b676e9SEd Schouten | ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 3496b676e9SEd Schouten | POSSIBILITY OF SUCH DAMAGE. 3596b676e9SEd Schouten | 3696b676e9SEd Schouten | -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- 3772fcea8cSEd Schouten | 3872fcea8cSEd Schouten | This editor was purposely developed to be simple, both in 3972fcea8cSEd Schouten | interface and implementation. This editor was developed to 4072fcea8cSEd Schouten | address a specific audience: the user who is new to computers 4172fcea8cSEd Schouten | (especially UNIX). 4272fcea8cSEd Schouten | 4372fcea8cSEd Schouten | ee is not aimed at technical users; for that reason more 4472fcea8cSEd Schouten | complex features were intentionally left out. In addition, 4572fcea8cSEd Schouten | ee is intended to be compiled by people with little computer 4672fcea8cSEd Schouten | experience, which means that it needs to be small, relatively 4772fcea8cSEd Schouten | simple in implementation, and portable. 4872fcea8cSEd Schouten | 4972fcea8cSEd Schouten | This software and documentation contains 5072fcea8cSEd Schouten | proprietary information which is protected by 5172fcea8cSEd Schouten | copyright. All rights are reserved. 5272fcea8cSEd Schouten | 537bf1ea96SEd Schouten | $Header: /home/hugh/sources/old_ae/RCS/ee.c,v 1.104 2010/06/04 01:55:31 hugh Exp hugh $ 5472fcea8cSEd Schouten | 5572fcea8cSEd Schouten */ 5672fcea8cSEd Schouten 57cfe04e82SEd Schouten #include <sys/cdefs.h> 58cfe04e82SEd Schouten __FBSDID("$FreeBSD$"); 59cfe04e82SEd Schouten 6072fcea8cSEd Schouten char *ee_copyright_message = 6196b676e9SEd Schouten "Copyright (c) 1986, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2009 Hugh Mahon "; 6272fcea8cSEd Schouten 6396b676e9SEd Schouten #include "ee_version.h" 6472fcea8cSEd Schouten 657bf1ea96SEd Schouten char *version = "@(#) ee, version " EE_VERSION " $Revision: 1.104 $"; 6672fcea8cSEd Schouten 6772fcea8cSEd Schouten #ifdef NCURSE 6872fcea8cSEd Schouten #include "new_curse.h" 69cfe04e82SEd Schouten #elif HAS_NCURSES 70cfe04e82SEd Schouten #include <ncurses.h> 7172fcea8cSEd Schouten #else 7272fcea8cSEd Schouten #include <curses.h> 7372fcea8cSEd Schouten #endif 7472fcea8cSEd Schouten 7572fcea8cSEd Schouten #include <ctype.h> 76cfe04e82SEd Schouten #include <signal.h> 7796b676e9SEd Schouten #include <fcntl.h> 78cfe04e82SEd Schouten #include <sys/types.h> 79cfe04e82SEd Schouten #include <sys/stat.h> 8096b676e9SEd Schouten #include <errno.h> 8196b676e9SEd Schouten #include <string.h> 8296b676e9SEd Schouten #include <pwd.h> 83db07ef76SAndrey A. Chernov #include <locale.h> 8496b676e9SEd Schouten 85cfe04e82SEd Schouten #ifdef HAS_SYS_WAIT 86cfe04e82SEd Schouten #include <sys/wait.h> 87cfe04e82SEd Schouten #endif 8896b676e9SEd Schouten 89cfe04e82SEd Schouten #ifdef HAS_STDLIB 90cfe04e82SEd Schouten #include <stdlib.h> 91cfe04e82SEd Schouten #endif 9296b676e9SEd Schouten 9396b676e9SEd Schouten #ifdef HAS_STDARG 9496b676e9SEd Schouten #include <stdarg.h> 9596b676e9SEd Schouten #endif 9696b676e9SEd Schouten 97cfe04e82SEd Schouten #ifdef HAS_UNISTD 98cfe04e82SEd Schouten #include <unistd.h> 99cfe04e82SEd Schouten #endif 10072fcea8cSEd Schouten 10172fcea8cSEd Schouten #ifndef NO_CATGETS 10272fcea8cSEd Schouten #include <nl_types.h> 10372fcea8cSEd Schouten 10472fcea8cSEd Schouten nl_catd catalog; 10572fcea8cSEd Schouten #else 10672fcea8cSEd Schouten #define catgetlocal(a, b) (b) 10772fcea8cSEd Schouten #endif /* NO_CATGETS */ 10872fcea8cSEd Schouten 10972fcea8cSEd Schouten #ifndef SIGCHLD 11072fcea8cSEd Schouten #define SIGCHLD SIGCLD 11172fcea8cSEd Schouten #endif 11272fcea8cSEd Schouten 11372fcea8cSEd Schouten #define TAB 9 11472fcea8cSEd Schouten #define max(a, b) (a > b ? a : b) 11572fcea8cSEd Schouten #define min(a, b) (a < b ? a : b) 11672fcea8cSEd Schouten 11772fcea8cSEd Schouten /* 11872fcea8cSEd Schouten | defines for type of data to show in info window 11972fcea8cSEd Schouten */ 12072fcea8cSEd Schouten 12172fcea8cSEd Schouten #define CONTROL_KEYS 1 12272fcea8cSEd Schouten #define COMMANDS 2 12372fcea8cSEd Schouten 12472fcea8cSEd Schouten struct text { 12572fcea8cSEd Schouten unsigned char *line; /* line of characters */ 12672fcea8cSEd Schouten int line_number; /* line number */ 12772fcea8cSEd Schouten int line_length; /* actual number of characters in the line */ 12872fcea8cSEd Schouten int max_length; /* maximum number of characters the line handles */ 12972fcea8cSEd Schouten struct text *next_line; /* next line of text */ 13072fcea8cSEd Schouten struct text *prev_line; /* previous line of text */ 13172fcea8cSEd Schouten }; 13272fcea8cSEd Schouten 13372fcea8cSEd Schouten struct text *first_line; /* first line of current buffer */ 13472fcea8cSEd Schouten struct text *dlt_line; /* structure for info on deleted line */ 13572fcea8cSEd Schouten struct text *curr_line; /* current line cursor is on */ 13672fcea8cSEd Schouten struct text *tmp_line; /* temporary line pointer */ 13772fcea8cSEd Schouten struct text *srch_line; /* temporary pointer for search routine */ 13872fcea8cSEd Schouten 13972fcea8cSEd Schouten struct files { /* structure to store names of files to be edited*/ 14072fcea8cSEd Schouten unsigned char *name; /* name of file */ 14172fcea8cSEd Schouten struct files *next_name; 14272fcea8cSEd Schouten }; 14372fcea8cSEd Schouten 14472fcea8cSEd Schouten struct files *top_of_stack = NULL; 14572fcea8cSEd Schouten 14672fcea8cSEd Schouten int d_wrd_len; /* length of deleted word */ 14772fcea8cSEd Schouten int position; /* offset in bytes from begin of line */ 14872fcea8cSEd Schouten int scr_pos; /* horizontal position */ 14972fcea8cSEd Schouten int scr_vert; /* vertical position on screen */ 15072fcea8cSEd Schouten int scr_horz; /* horizontal position on screen */ 15196b676e9SEd Schouten int absolute_lin; /* number of lines from top */ 15272fcea8cSEd Schouten int tmp_vert, tmp_horz; 15372fcea8cSEd Schouten int input_file; /* indicate to read input file */ 15472fcea8cSEd Schouten int recv_file; /* indicate reading a file */ 15572fcea8cSEd Schouten int edit; /* continue executing while true */ 15672fcea8cSEd Schouten int gold; /* 'gold' function key pressed */ 15772fcea8cSEd Schouten int fildes; /* file descriptor */ 15872fcea8cSEd Schouten int case_sen; /* case sensitive search flag */ 15972fcea8cSEd Schouten int last_line; /* last line for text display */ 16072fcea8cSEd Schouten int last_col; /* last column for text display */ 16172fcea8cSEd Schouten int horiz_offset = 0; /* offset from left edge of text */ 16272fcea8cSEd Schouten int clear_com_win; /* flag to indicate com_win needs clearing */ 16372fcea8cSEd Schouten int text_changes = FALSE; /* indicate changes have been made to text */ 16472fcea8cSEd Schouten int get_fd; /* file descriptor for reading a file */ 16572fcea8cSEd Schouten int info_window = TRUE; /* flag to indicate if help window visible */ 16672fcea8cSEd Schouten int info_type = CONTROL_KEYS; /* flag to indicate type of info to display */ 16772fcea8cSEd Schouten int expand_tabs = TRUE; /* flag for expanding tabs */ 16872fcea8cSEd Schouten int right_margin = 0; /* the right margin */ 16972fcea8cSEd Schouten int observ_margins = TRUE; /* flag for whether margins are observed */ 17072fcea8cSEd Schouten int shell_fork; 17172fcea8cSEd Schouten int temp_stdin; /* temporary storage for stdin */ 17272fcea8cSEd Schouten int temp_stdout; /* temp storage for stdout descriptor */ 17372fcea8cSEd Schouten int temp_stderr; /* temp storage for stderr descriptor */ 17472fcea8cSEd Schouten int pipe_out[2]; /* pipe file desc for output */ 17572fcea8cSEd Schouten int pipe_in[2]; /* pipe file descriptors for input */ 17672fcea8cSEd Schouten int out_pipe; /* flag that info is piped out */ 17772fcea8cSEd Schouten int in_pipe; /* flag that info is piped in */ 17872fcea8cSEd Schouten int formatted = FALSE; /* flag indicating paragraph formatted */ 17972fcea8cSEd Schouten int auto_format = FALSE; /* flag for auto_format mode */ 18072fcea8cSEd Schouten int restricted = FALSE; /* flag to indicate restricted mode */ 18172fcea8cSEd Schouten int nohighlight = FALSE; /* turns off highlighting */ 18272fcea8cSEd Schouten int eightbit = TRUE; /* eight bit character flag */ 18372fcea8cSEd Schouten int local_LINES = 0; /* copy of LINES, to detect when win resizes */ 18472fcea8cSEd Schouten int local_COLS = 0; /* copy of COLS, to detect when win resizes */ 18572fcea8cSEd Schouten int curses_initialized = FALSE; /* flag indicating if curses has been started*/ 18672fcea8cSEd Schouten int emacs_keys_mode = FALSE; /* mode for if emacs key binings are used */ 18772fcea8cSEd Schouten int ee_chinese = FALSE; /* allows handling of multi-byte characters */ 18872fcea8cSEd Schouten /* by checking for high bit in a byte the */ 18972fcea8cSEd Schouten /* code recognizes a two-byte character */ 19072fcea8cSEd Schouten /* sequence */ 19172fcea8cSEd Schouten 19272fcea8cSEd Schouten unsigned char *point; /* points to current position in line */ 19372fcea8cSEd Schouten unsigned char *srch_str; /* pointer for search string */ 19472fcea8cSEd Schouten unsigned char *u_srch_str; /* pointer to non-case sensitive search */ 19572fcea8cSEd Schouten unsigned char *srch_1; /* pointer to start of suspect string */ 19672fcea8cSEd Schouten unsigned char *srch_2; /* pointer to next character of string */ 19772fcea8cSEd Schouten unsigned char *srch_3; 19872fcea8cSEd Schouten unsigned char *in_file_name = NULL; /* name of input file */ 19972fcea8cSEd Schouten char *tmp_file; /* temporary file name */ 20072fcea8cSEd Schouten unsigned char *d_char; /* deleted character */ 20172fcea8cSEd Schouten unsigned char *d_word; /* deleted word */ 20272fcea8cSEd Schouten unsigned char *d_line; /* deleted line */ 20372fcea8cSEd Schouten char in_string[513]; /* buffer for reading a file */ 20496b676e9SEd Schouten unsigned char *print_command = (unsigned char *)"lpr"; /* string to use for the print command */ 20572fcea8cSEd Schouten unsigned char *start_at_line = NULL; /* move to this line at start of session*/ 20672fcea8cSEd Schouten int in; /* input character */ 20772fcea8cSEd Schouten 20872fcea8cSEd Schouten FILE *temp_fp; /* temporary file pointer */ 20972fcea8cSEd Schouten FILE *bit_bucket; /* file pointer to /dev/null */ 21072fcea8cSEd Schouten 21172fcea8cSEd Schouten char *table[] = { 21272fcea8cSEd Schouten "^@", "^A", "^B", "^C", "^D", "^E", "^F", "^G", "^H", "\t", "^J", 21372fcea8cSEd Schouten "^K", "^L", "^M", "^N", "^O", "^P", "^Q", "^R", "^S", "^T", "^U", 21472fcea8cSEd Schouten "^V", "^W", "^X", "^Y", "^Z", "^[", "^\\", "^]", "^^", "^_" 21572fcea8cSEd Schouten }; 21672fcea8cSEd Schouten 21772fcea8cSEd Schouten WINDOW *com_win; 21872fcea8cSEd Schouten WINDOW *text_win; 21972fcea8cSEd Schouten WINDOW *help_win; 22072fcea8cSEd Schouten WINDOW *info_win; 22172fcea8cSEd Schouten 22272fcea8cSEd Schouten 22372fcea8cSEd Schouten /* 22472fcea8cSEd Schouten | The following structure allows menu items to be flexibly declared. 22572fcea8cSEd Schouten | The first item is the string describing the selection, the second 22672fcea8cSEd Schouten | is the address of the procedure to call when the item is selected, 22772fcea8cSEd Schouten | and the third is the argument for the procedure. 22872fcea8cSEd Schouten | 22972fcea8cSEd Schouten | For those systems with i18n, the string should be accompanied by a 23072fcea8cSEd Schouten | catalog number. The 'int *' should be replaced with 'void *' on 23172fcea8cSEd Schouten | systems with that type. 23272fcea8cSEd Schouten | 23372fcea8cSEd Schouten | The first menu item will be the title of the menu, with NULL 23472fcea8cSEd Schouten | parameters for the procedure and argument, followed by the menu items. 23572fcea8cSEd Schouten | 23672fcea8cSEd Schouten | If the procedure value is NULL, the menu item is displayed, but no 23772fcea8cSEd Schouten | procedure is called when the item is selected. The number of the 23872fcea8cSEd Schouten | item will be returned. If the third (argument) parameter is -1, no 23972fcea8cSEd Schouten | argument is given to the procedure when it is called. 24072fcea8cSEd Schouten */ 24172fcea8cSEd Schouten 24272fcea8cSEd Schouten struct menu_entries { 24372fcea8cSEd Schouten char *item_string; 24487cc8c6bSJohn Baldwin int (*procedure)(struct menu_entries *); 24572fcea8cSEd Schouten struct menu_entries *ptr_argument; 24687cc8c6bSJohn Baldwin int (*iprocedure)(int); 24787cc8c6bSJohn Baldwin void (*nprocedure)(void); 24872fcea8cSEd Schouten int argument; 24972fcea8cSEd Schouten }; 25072fcea8cSEd Schouten 25187cc8c6bSJohn Baldwin unsigned char *resiz_line(int factor, struct text *rline, int rpos); 25287cc8c6bSJohn Baldwin void insert(int character); 25387cc8c6bSJohn Baldwin void delete(int disp); 25487cc8c6bSJohn Baldwin void scanline(unsigned char *pos); 25587cc8c6bSJohn Baldwin int tabshift(int temp_int); 25687cc8c6bSJohn Baldwin int out_char(WINDOW *window, int character, int column); 25787cc8c6bSJohn Baldwin int len_char(int character, int column); 25887cc8c6bSJohn Baldwin void draw_line(int vertical, int horiz, unsigned char *ptr, int t_pos, int length); 25987cc8c6bSJohn Baldwin void insert_line(int disp); 26087cc8c6bSJohn Baldwin struct text *txtalloc(void); 26187cc8c6bSJohn Baldwin struct files *name_alloc(void); 26287cc8c6bSJohn Baldwin unsigned char *next_word(unsigned char *string); 26387cc8c6bSJohn Baldwin void prev_word(void); 26487cc8c6bSJohn Baldwin void control(void); 26587cc8c6bSJohn Baldwin void emacs_control(void); 26687cc8c6bSJohn Baldwin void bottom(void); 26787cc8c6bSJohn Baldwin void top(void); 26887cc8c6bSJohn Baldwin void nextline(void); 26987cc8c6bSJohn Baldwin void prevline(void); 27087cc8c6bSJohn Baldwin void left(int disp); 27187cc8c6bSJohn Baldwin void right(int disp); 27287cc8c6bSJohn Baldwin void find_pos(void); 27387cc8c6bSJohn Baldwin void up(void); 27487cc8c6bSJohn Baldwin void down(void); 27587cc8c6bSJohn Baldwin void function_key(void); 27687cc8c6bSJohn Baldwin void print_buffer(void); 27787cc8c6bSJohn Baldwin void command_prompt(void); 27887cc8c6bSJohn Baldwin void command(char *cmd_str1); 27987cc8c6bSJohn Baldwin int scan(char *line, int offset, int column); 28087cc8c6bSJohn Baldwin char *get_string(char *prompt, int advance); 28187cc8c6bSJohn Baldwin int compare(char *string1, char *string2, int sensitive); 28287cc8c6bSJohn Baldwin void goto_line(char *cmd_str); 28387cc8c6bSJohn Baldwin void midscreen(int line, unsigned char *pnt); 28487cc8c6bSJohn Baldwin void get_options(int numargs, char *arguments[]); 28587cc8c6bSJohn Baldwin void check_fp(void); 28687cc8c6bSJohn Baldwin void get_file(char *file_name); 28787cc8c6bSJohn Baldwin void get_line(int length, unsigned char *in_string, int *append); 28887cc8c6bSJohn Baldwin void draw_screen(void); 28987cc8c6bSJohn Baldwin void finish(void); 29087cc8c6bSJohn Baldwin int quit(int noverify); 29187cc8c6bSJohn Baldwin void edit_abort(int arg); 29287cc8c6bSJohn Baldwin void delete_text(void); 29387cc8c6bSJohn Baldwin int write_file(char *file_name, int warn_if_exists); 29487cc8c6bSJohn Baldwin int search(int display_message); 29587cc8c6bSJohn Baldwin void search_prompt(void); 29687cc8c6bSJohn Baldwin void del_char(void); 29787cc8c6bSJohn Baldwin void undel_char(void); 29887cc8c6bSJohn Baldwin void del_word(void); 29987cc8c6bSJohn Baldwin void undel_word(void); 30087cc8c6bSJohn Baldwin void del_line(void); 30187cc8c6bSJohn Baldwin void undel_line(void); 30287cc8c6bSJohn Baldwin void adv_word(void); 30387cc8c6bSJohn Baldwin void move_rel(int direction, int lines); 30487cc8c6bSJohn Baldwin void eol(void); 30587cc8c6bSJohn Baldwin void bol(void); 30687cc8c6bSJohn Baldwin void adv_line(void); 30787cc8c6bSJohn Baldwin void sh_command(char *string); 30887cc8c6bSJohn Baldwin void set_up_term(void); 30987cc8c6bSJohn Baldwin void resize_check(void); 31087cc8c6bSJohn Baldwin int menu_op(struct menu_entries *); 31187cc8c6bSJohn Baldwin void paint_menu(struct menu_entries menu_list[], int max_width, int max_height, int list_size, int top_offset, WINDOW *menu_win, int off_start, int vert_size); 31287cc8c6bSJohn Baldwin void help(void); 31387cc8c6bSJohn Baldwin void paint_info_win(void); 31487cc8c6bSJohn Baldwin void no_info_window(void); 31587cc8c6bSJohn Baldwin void create_info_window(void); 31687cc8c6bSJohn Baldwin int file_op(int arg); 31787cc8c6bSJohn Baldwin void shell_op(void); 31887cc8c6bSJohn Baldwin void leave_op(void); 31987cc8c6bSJohn Baldwin void redraw(void); 32087cc8c6bSJohn Baldwin int Blank_Line(struct text *test_line); 32187cc8c6bSJohn Baldwin void Format(void); 32287cc8c6bSJohn Baldwin void ee_init(void); 32387cc8c6bSJohn Baldwin void dump_ee_conf(void); 32487cc8c6bSJohn Baldwin void echo_string(char *string); 32587cc8c6bSJohn Baldwin void spell_op(void); 32687cc8c6bSJohn Baldwin void ispell_op(void); 32787cc8c6bSJohn Baldwin int first_word_len(struct text *test_line); 32887cc8c6bSJohn Baldwin void Auto_Format(void); 32987cc8c6bSJohn Baldwin void modes_op(void); 33087cc8c6bSJohn Baldwin char *is_in_string(char *string, char *substring); 33187cc8c6bSJohn Baldwin char *resolve_name(char *name); 33287cc8c6bSJohn Baldwin int restrict_mode(void); 33387cc8c6bSJohn Baldwin int unique_test(char *string, char *list[]); 33487cc8c6bSJohn Baldwin void strings_init(void); 33572fcea8cSEd Schouten 33672fcea8cSEd Schouten #undef P_ 33772fcea8cSEd Schouten /* 33872fcea8cSEd Schouten | allocate space here for the strings that will be in the menu 33972fcea8cSEd Schouten */ 34072fcea8cSEd Schouten 34172fcea8cSEd Schouten struct menu_entries modes_menu[] = { 34272fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, 0}, /* title */ 34372fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 1. tabs to spaces */ 34472fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 2. case sensitive search*/ 34572fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 3. margins observed */ 34672fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 4. auto-paragraph */ 34772fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 5. eightbit characters*/ 34872fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 6. info window */ 34972fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 7. emacs key bindings*/ 35072fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 8. right margin */ 35172fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, /* 9. chinese text */ 35272fcea8cSEd Schouten {"", NULL, NULL, NULL, dump_ee_conf, -1}, /* 10. save editor config */ 35372fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} /* terminator */ 35472fcea8cSEd Schouten }; 35572fcea8cSEd Schouten 35672fcea8cSEd Schouten char *mode_strings[11]; 35772fcea8cSEd Schouten 35872fcea8cSEd Schouten #define NUM_MODES_ITEMS 10 35972fcea8cSEd Schouten 36072fcea8cSEd Schouten struct menu_entries config_dump_menu[] = { 36172fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, 0}, 36272fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 36372fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 36472fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 36572fcea8cSEd Schouten }; 36672fcea8cSEd Schouten 36772fcea8cSEd Schouten struct menu_entries leave_menu[] = { 36872fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 36972fcea8cSEd Schouten {"", NULL, NULL, NULL, finish, -1}, 37072fcea8cSEd Schouten {"", NULL, NULL, quit, NULL, TRUE}, 37172fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 37272fcea8cSEd Schouten }; 37372fcea8cSEd Schouten 37472fcea8cSEd Schouten #define READ_FILE 1 37572fcea8cSEd Schouten #define WRITE_FILE 2 37672fcea8cSEd Schouten #define SAVE_FILE 3 37772fcea8cSEd Schouten 37872fcea8cSEd Schouten struct menu_entries file_menu[] = { 37972fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 38072fcea8cSEd Schouten {"", NULL, NULL, file_op, NULL, READ_FILE}, 38172fcea8cSEd Schouten {"", NULL, NULL, file_op, NULL, WRITE_FILE}, 38272fcea8cSEd Schouten {"", NULL, NULL, file_op, NULL, SAVE_FILE}, 38372fcea8cSEd Schouten {"", NULL, NULL, NULL, print_buffer, -1}, 38472fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 38572fcea8cSEd Schouten }; 38672fcea8cSEd Schouten 38772fcea8cSEd Schouten struct menu_entries search_menu[] = { 38872fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, 0}, 38972fcea8cSEd Schouten {"", NULL, NULL, NULL, search_prompt, -1}, 39072fcea8cSEd Schouten {"", NULL, NULL, search, NULL, TRUE}, 39172fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 39272fcea8cSEd Schouten }; 39372fcea8cSEd Schouten 39472fcea8cSEd Schouten struct menu_entries spell_menu[] = { 39572fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 39672fcea8cSEd Schouten {"", NULL, NULL, NULL, spell_op, -1}, 39772fcea8cSEd Schouten {"", NULL, NULL, NULL, ispell_op, -1}, 39872fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 39972fcea8cSEd Schouten }; 40072fcea8cSEd Schouten 40172fcea8cSEd Schouten struct menu_entries misc_menu[] = { 40272fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 40372fcea8cSEd Schouten {"", NULL, NULL, NULL, Format, -1}, 40472fcea8cSEd Schouten {"", NULL, NULL, NULL, shell_op, -1}, 40572fcea8cSEd Schouten {"", menu_op, spell_menu, NULL, NULL, -1}, 40672fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 40772fcea8cSEd Schouten }; 40872fcea8cSEd Schouten 40972fcea8cSEd Schouten struct menu_entries main_menu[] = { 41072fcea8cSEd Schouten {"", NULL, NULL, NULL, NULL, -1}, 41172fcea8cSEd Schouten {"", NULL, NULL, NULL, leave_op, -1}, 41272fcea8cSEd Schouten {"", NULL, NULL, NULL, help, -1}, 41372fcea8cSEd Schouten {"", menu_op, file_menu, NULL, NULL, -1}, 41472fcea8cSEd Schouten {"", NULL, NULL, NULL, redraw, -1}, 41572fcea8cSEd Schouten {"", NULL, NULL, NULL, modes_op, -1}, 41672fcea8cSEd Schouten {"", menu_op, search_menu, NULL, NULL, -1}, 41772fcea8cSEd Schouten {"", menu_op, misc_menu, NULL, NULL, -1}, 41872fcea8cSEd Schouten {NULL, NULL, NULL, NULL, NULL, -1} 41972fcea8cSEd Schouten }; 42072fcea8cSEd Schouten 42172fcea8cSEd Schouten char *help_text[23]; 42272fcea8cSEd Schouten char *control_keys[5]; 42372fcea8cSEd Schouten 42472fcea8cSEd Schouten char *emacs_help_text[22]; 42572fcea8cSEd Schouten char *emacs_control_keys[5]; 42672fcea8cSEd Schouten 42772fcea8cSEd Schouten char *command_strings[5]; 42872fcea8cSEd Schouten char *commands[32]; 42972fcea8cSEd Schouten char *init_strings[22]; 43072fcea8cSEd Schouten 43172fcea8cSEd Schouten #define MENU_WARN 1 43272fcea8cSEd Schouten 43372fcea8cSEd Schouten #define max_alpha_char 36 43472fcea8cSEd Schouten 43572fcea8cSEd Schouten /* 43672fcea8cSEd Schouten | Declarations for strings for localization 43772fcea8cSEd Schouten */ 43872fcea8cSEd Schouten 43972fcea8cSEd Schouten char *com_win_message; /* to be shown in com_win if no info window */ 44072fcea8cSEd Schouten char *no_file_string; 44172fcea8cSEd Schouten char *ascii_code_str; 44272fcea8cSEd Schouten char *printer_msg_str; 44372fcea8cSEd Schouten char *command_str; 44472fcea8cSEd Schouten char *file_write_prompt_str; 44572fcea8cSEd Schouten char *file_read_prompt_str; 44672fcea8cSEd Schouten char *char_str; 44772fcea8cSEd Schouten char *unkn_cmd_str; 44872fcea8cSEd Schouten char *non_unique_cmd_msg; 44972fcea8cSEd Schouten char *line_num_str; 45072fcea8cSEd Schouten char *line_len_str; 45172fcea8cSEd Schouten char *current_file_str; 45272fcea8cSEd Schouten char *usage0; 45372fcea8cSEd Schouten char *usage1; 45472fcea8cSEd Schouten char *usage2; 45572fcea8cSEd Schouten char *usage3; 45672fcea8cSEd Schouten char *usage4; 45772fcea8cSEd Schouten char *file_is_dir_msg; 45872fcea8cSEd Schouten char *new_file_msg; 45972fcea8cSEd Schouten char *cant_open_msg; 46072fcea8cSEd Schouten char *open_file_msg; 46172fcea8cSEd Schouten char *file_read_fin_msg; 46272fcea8cSEd Schouten char *reading_file_msg; 46372fcea8cSEd Schouten char *read_only_msg; 46472fcea8cSEd Schouten char *file_read_lines_msg; 46572fcea8cSEd Schouten char *save_file_name_prompt; 46672fcea8cSEd Schouten char *file_not_saved_msg; 46772fcea8cSEd Schouten char *changes_made_prompt; 46872fcea8cSEd Schouten char *yes_char; 46972fcea8cSEd Schouten char *file_exists_prompt; 47072fcea8cSEd Schouten char *create_file_fail_msg; 47172fcea8cSEd Schouten char *writing_file_msg; 47272fcea8cSEd Schouten char *file_written_msg; 47372fcea8cSEd Schouten char *searching_msg; 47472fcea8cSEd Schouten char *str_not_found_msg; 47572fcea8cSEd Schouten char *search_prompt_str; 47672fcea8cSEd Schouten char *exec_err_msg; 47772fcea8cSEd Schouten char *continue_msg; 47872fcea8cSEd Schouten char *menu_cancel_msg; 47972fcea8cSEd Schouten char *menu_size_err_msg; 48072fcea8cSEd Schouten char *press_any_key_msg; 48172fcea8cSEd Schouten char *shell_prompt; 48272fcea8cSEd Schouten char *formatting_msg; 48372fcea8cSEd Schouten char *shell_echo_msg; 48472fcea8cSEd Schouten char *spell_in_prog_msg; 48572fcea8cSEd Schouten char *margin_prompt; 48672fcea8cSEd Schouten char *restricted_msg; 48772fcea8cSEd Schouten char *ON; 48872fcea8cSEd Schouten char *OFF; 48972fcea8cSEd Schouten char *HELP; 49072fcea8cSEd Schouten char *WRITE; 49172fcea8cSEd Schouten char *READ; 49272fcea8cSEd Schouten char *LINE; 49372fcea8cSEd Schouten char *FILE_str; 49472fcea8cSEd Schouten char *CHARACTER; 49572fcea8cSEd Schouten char *REDRAW; 49672fcea8cSEd Schouten char *RESEQUENCE; 49772fcea8cSEd Schouten char *AUTHOR; 49872fcea8cSEd Schouten char *VERSION; 49972fcea8cSEd Schouten char *CASE; 50072fcea8cSEd Schouten char *NOCASE; 50172fcea8cSEd Schouten char *EXPAND; 50272fcea8cSEd Schouten char *NOEXPAND; 50372fcea8cSEd Schouten char *Exit_string; 50472fcea8cSEd Schouten char *QUIT_string; 50572fcea8cSEd Schouten char *INFO; 50672fcea8cSEd Schouten char *NOINFO; 50772fcea8cSEd Schouten char *MARGINS; 50872fcea8cSEd Schouten char *NOMARGINS; 50972fcea8cSEd Schouten char *AUTOFORMAT; 51072fcea8cSEd Schouten char *NOAUTOFORMAT; 51172fcea8cSEd Schouten char *Echo; 51272fcea8cSEd Schouten char *PRINTCOMMAND; 51372fcea8cSEd Schouten char *RIGHTMARGIN; 51472fcea8cSEd Schouten char *HIGHLIGHT; 51572fcea8cSEd Schouten char *NOHIGHLIGHT; 51672fcea8cSEd Schouten char *EIGHTBIT; 51772fcea8cSEd Schouten char *NOEIGHTBIT; 51872fcea8cSEd Schouten char *EMACS_string; 51972fcea8cSEd Schouten char *NOEMACS_string; 52072fcea8cSEd Schouten char *conf_dump_err_msg; 52172fcea8cSEd Schouten char *conf_dump_success_msg; 52272fcea8cSEd Schouten char *conf_not_saved_msg; 52372fcea8cSEd Schouten char *ree_no_file_msg; 52472fcea8cSEd Schouten char *cancel_string; 52572fcea8cSEd Schouten char *menu_too_lrg_msg; 52672fcea8cSEd Schouten char *more_above_str, *more_below_str; 52796b676e9SEd Schouten char *separator = "==============================================================================="; 52872fcea8cSEd Schouten 52972fcea8cSEd Schouten char *chinese_cmd, *nochinese_cmd; 53072fcea8cSEd Schouten 53196b676e9SEd Schouten #ifndef __STDC__ 53296b676e9SEd Schouten #ifndef HAS_STDLIB 53396b676e9SEd Schouten extern char *malloc(); 53496b676e9SEd Schouten extern char *realloc(); 53596b676e9SEd Schouten extern char *getenv(); 53696b676e9SEd Schouten FILE *fopen(); /* declaration for open function */ 53796b676e9SEd Schouten #endif /* HAS_STDLIB */ 53896b676e9SEd Schouten #endif /* __STDC__ */ 53972fcea8cSEd Schouten 540*91517e3bSJohn Baldwin /* beginning of main program */ 54172fcea8cSEd Schouten int 542*91517e3bSJohn Baldwin main(int argc, char *argv[]) 54372fcea8cSEd Schouten { 54496b676e9SEd Schouten int counter; 54596b676e9SEd Schouten 54696b676e9SEd Schouten for (counter = 1; counter < 24; counter++) 54796b676e9SEd Schouten signal(counter, SIG_IGN); 54872fcea8cSEd Schouten 5490cb61a32SYuri Pankov /* Always read from (and write to) a terminal. */ 5500cb61a32SYuri Pankov if (!isatty(STDIN_FILENO) || !isatty(STDOUT_FILENO)) { 5510cb61a32SYuri Pankov fprintf(stderr, 5520cb61a32SYuri Pankov "ee's standard input and output must be a terminal\n"); 5530cb61a32SYuri Pankov exit(1); 5540cb61a32SYuri Pankov } 5550cb61a32SYuri Pankov 55672fcea8cSEd Schouten signal(SIGCHLD, SIG_DFL); 55772fcea8cSEd Schouten signal(SIGSEGV, SIG_DFL); 55872fcea8cSEd Schouten signal(SIGINT, edit_abort); 55972fcea8cSEd Schouten d_char = malloc(3); /* provide a buffer for multi-byte chars */ 56072fcea8cSEd Schouten d_word = malloc(150); 56196b676e9SEd Schouten *d_word = '\0'; 56272fcea8cSEd Schouten d_line = NULL; 56372fcea8cSEd Schouten dlt_line = txtalloc(); 56472fcea8cSEd Schouten dlt_line->line = d_line; 56572fcea8cSEd Schouten dlt_line->line_length = 0; 56672fcea8cSEd Schouten curr_line = first_line = txtalloc(); 56772fcea8cSEd Schouten curr_line->line = point = malloc(10); 56872fcea8cSEd Schouten curr_line->line_length = 1; 56972fcea8cSEd Schouten curr_line->max_length = 10; 57072fcea8cSEd Schouten curr_line->prev_line = NULL; 57172fcea8cSEd Schouten curr_line->next_line = NULL; 57272fcea8cSEd Schouten curr_line->line_number = 1; 57372fcea8cSEd Schouten srch_str = NULL; 57472fcea8cSEd Schouten u_srch_str = NULL; 57572fcea8cSEd Schouten position = 1; 57672fcea8cSEd Schouten scr_pos =0; 57772fcea8cSEd Schouten scr_vert = 0; 57872fcea8cSEd Schouten scr_horz = 0; 57996b676e9SEd Schouten absolute_lin = 1; 58096b676e9SEd Schouten bit_bucket = fopen("/dev/null", "w"); 58172fcea8cSEd Schouten edit = TRUE; 58272fcea8cSEd Schouten gold = case_sen = FALSE; 58372fcea8cSEd Schouten shell_fork = TRUE; 58472fcea8cSEd Schouten strings_init(); 58572fcea8cSEd Schouten ee_init(); 58672fcea8cSEd Schouten if (argc > 0 ) 58772fcea8cSEd Schouten get_options(argc, argv); 58872fcea8cSEd Schouten set_up_term(); 58972fcea8cSEd Schouten if (right_margin == 0) 59072fcea8cSEd Schouten right_margin = COLS - 1; 59172fcea8cSEd Schouten if (top_of_stack == NULL) 59272fcea8cSEd Schouten { 59372fcea8cSEd Schouten if (restrict_mode()) 59472fcea8cSEd Schouten { 59572fcea8cSEd Schouten wmove(com_win, 0, 0); 59672fcea8cSEd Schouten werase(com_win); 59772fcea8cSEd Schouten wprintw(com_win, ree_no_file_msg); 59872fcea8cSEd Schouten wrefresh(com_win); 59972fcea8cSEd Schouten edit_abort(0); 60072fcea8cSEd Schouten } 60172fcea8cSEd Schouten wprintw(com_win, no_file_string); 60272fcea8cSEd Schouten wrefresh(com_win); 60372fcea8cSEd Schouten } 60472fcea8cSEd Schouten else 60572fcea8cSEd Schouten check_fp(); 60672fcea8cSEd Schouten 60772fcea8cSEd Schouten clear_com_win = TRUE; 60872fcea8cSEd Schouten 60996b676e9SEd Schouten counter = 0; 61096b676e9SEd Schouten 61172fcea8cSEd Schouten while(edit) 61272fcea8cSEd Schouten { 61396b676e9SEd Schouten /* 61496b676e9SEd Schouten | display line and column information 61596b676e9SEd Schouten */ 616cfe04e82SEd Schouten if (info_window) 617cfe04e82SEd Schouten { 618cfe04e82SEd Schouten if (!nohighlight) 61996b676e9SEd Schouten wstandout(info_win); 62096b676e9SEd Schouten wmove(info_win, 5, 0); 62196b676e9SEd Schouten wprintw(info_win, separator); 62296b676e9SEd Schouten wmove(info_win, 5, 5); 62396b676e9SEd Schouten wprintw(info_win, "line %d col %d lines from top %d ", 62496b676e9SEd Schouten curr_line->line_number, scr_horz, absolute_lin); 62596b676e9SEd Schouten wstandend(info_win); 62696b676e9SEd Schouten wrefresh(info_win); 627cfe04e82SEd Schouten } 628cfe04e82SEd Schouten 62996b676e9SEd Schouten wrefresh(text_win); 63072fcea8cSEd Schouten in = wgetch(text_win); 63172fcea8cSEd Schouten if (in == -1) 63296b676e9SEd Schouten exit(0); /* without this exit ee will go into an 63396b676e9SEd Schouten infinite loop if the network 63496b676e9SEd Schouten session detaches */ 63572fcea8cSEd Schouten 63672fcea8cSEd Schouten resize_check(); 63772fcea8cSEd Schouten 63872fcea8cSEd Schouten if (clear_com_win) 63972fcea8cSEd Schouten { 64072fcea8cSEd Schouten clear_com_win = FALSE; 64172fcea8cSEd Schouten wmove(com_win, 0, 0); 64272fcea8cSEd Schouten werase(com_win); 64372fcea8cSEd Schouten if (!info_window) 64472fcea8cSEd Schouten { 64572fcea8cSEd Schouten wprintw(com_win, "%s", com_win_message); 64672fcea8cSEd Schouten } 64772fcea8cSEd Schouten wrefresh(com_win); 64872fcea8cSEd Schouten } 64972fcea8cSEd Schouten 65072fcea8cSEd Schouten if (in > 255) 65172fcea8cSEd Schouten function_key(); 65272fcea8cSEd Schouten else if ((in == '\10') || (in == 127)) 65372fcea8cSEd Schouten { 65472fcea8cSEd Schouten in = 8; /* make sure key is set to backspace */ 65572fcea8cSEd Schouten delete(TRUE); 65672fcea8cSEd Schouten } 65772fcea8cSEd Schouten else if ((in > 31) || (in == 9)) 65872fcea8cSEd Schouten insert(in); 65972fcea8cSEd Schouten else if ((in >= 0) && (in <= 31)) 66072fcea8cSEd Schouten { 66172fcea8cSEd Schouten if (emacs_keys_mode) 66272fcea8cSEd Schouten emacs_control(); 66372fcea8cSEd Schouten else 66472fcea8cSEd Schouten control(); 66572fcea8cSEd Schouten } 66672fcea8cSEd Schouten } 66772fcea8cSEd Schouten return(0); 66872fcea8cSEd Schouten } 66972fcea8cSEd Schouten 670*91517e3bSJohn Baldwin /* resize the line to length + factor*/ 67172fcea8cSEd Schouten unsigned char * 672*91517e3bSJohn Baldwin resiz_line(int factor, struct text *rline, int rpos) 67372fcea8cSEd Schouten { 67472fcea8cSEd Schouten unsigned char *rpoint; 67572fcea8cSEd Schouten int resiz_var; 67672fcea8cSEd Schouten 67772fcea8cSEd Schouten rline->max_length += factor; 67872fcea8cSEd Schouten rpoint = rline->line = realloc(rline->line, rline->max_length ); 67972fcea8cSEd Schouten for (resiz_var = 1 ; (resiz_var < rpos) ; resiz_var++) 68072fcea8cSEd Schouten rpoint++; 68172fcea8cSEd Schouten return(rpoint); 68272fcea8cSEd Schouten } 68372fcea8cSEd Schouten 684*91517e3bSJohn Baldwin /* insert character into line */ 68572fcea8cSEd Schouten void 686*91517e3bSJohn Baldwin insert(int character) 68772fcea8cSEd Schouten { 68872fcea8cSEd Schouten int counter; 68972fcea8cSEd Schouten int value; 69072fcea8cSEd Schouten unsigned char *temp; /* temporary pointer */ 69172fcea8cSEd Schouten unsigned char *temp2; /* temporary pointer */ 69272fcea8cSEd Schouten 69372fcea8cSEd Schouten if ((character == '\011') && (expand_tabs)) 69472fcea8cSEd Schouten { 69572fcea8cSEd Schouten counter = len_char('\011', scr_horz); 69672fcea8cSEd Schouten for (; counter > 0; counter--) 69772fcea8cSEd Schouten insert(' '); 69872fcea8cSEd Schouten if (auto_format) 69972fcea8cSEd Schouten Auto_Format(); 70072fcea8cSEd Schouten return; 70172fcea8cSEd Schouten } 70272fcea8cSEd Schouten text_changes = TRUE; 70372fcea8cSEd Schouten if ((curr_line->max_length - curr_line->line_length) < 5) 70472fcea8cSEd Schouten point = resiz_line(10, curr_line, position); 70572fcea8cSEd Schouten curr_line->line_length++; 70672fcea8cSEd Schouten temp = point; 70772fcea8cSEd Schouten counter = position; 70872fcea8cSEd Schouten while (counter < curr_line->line_length) /* find end of line */ 70972fcea8cSEd Schouten { 71072fcea8cSEd Schouten counter++; 71172fcea8cSEd Schouten temp++; 71272fcea8cSEd Schouten } 71372fcea8cSEd Schouten temp++; /* increase length of line by one */ 71472fcea8cSEd Schouten while (point < temp) 71572fcea8cSEd Schouten { 71672fcea8cSEd Schouten temp2=temp - 1; 71772fcea8cSEd Schouten *temp= *temp2; /* shift characters over by one */ 71872fcea8cSEd Schouten temp--; 71972fcea8cSEd Schouten } 72072fcea8cSEd Schouten *point = character; /* insert new character */ 72172fcea8cSEd Schouten wclrtoeol(text_win); 722f39e07f3SAndrey A. Chernov if (!isprint((unsigned char)character)) /* check for TAB character*/ 72372fcea8cSEd Schouten { 72472fcea8cSEd Schouten scr_pos = scr_horz += out_char(text_win, character, scr_horz); 72572fcea8cSEd Schouten point++; 72672fcea8cSEd Schouten position++; 72772fcea8cSEd Schouten } 72872fcea8cSEd Schouten else 72972fcea8cSEd Schouten { 730f39e07f3SAndrey A. Chernov waddch(text_win, (unsigned char)character); 73172fcea8cSEd Schouten scr_pos = ++scr_horz; 73272fcea8cSEd Schouten point++; 73372fcea8cSEd Schouten position ++; 73472fcea8cSEd Schouten } 73572fcea8cSEd Schouten 73672fcea8cSEd Schouten if ((observ_margins) && (right_margin < scr_pos)) 73772fcea8cSEd Schouten { 73872fcea8cSEd Schouten counter = position; 73972fcea8cSEd Schouten while (scr_pos > right_margin) 74072fcea8cSEd Schouten prev_word(); 74172fcea8cSEd Schouten if (scr_pos == 0) 74272fcea8cSEd Schouten { 74372fcea8cSEd Schouten while (position < counter) 74472fcea8cSEd Schouten right(TRUE); 74572fcea8cSEd Schouten } 74672fcea8cSEd Schouten else 74772fcea8cSEd Schouten { 74872fcea8cSEd Schouten counter -= position; 74972fcea8cSEd Schouten insert_line(TRUE); 75072fcea8cSEd Schouten for (value = 0; value < counter; value++) 75172fcea8cSEd Schouten right(TRUE); 75272fcea8cSEd Schouten } 75372fcea8cSEd Schouten } 75472fcea8cSEd Schouten 75572fcea8cSEd Schouten if ((scr_horz - horiz_offset) > last_col) 75672fcea8cSEd Schouten { 75772fcea8cSEd Schouten horiz_offset += 8; 75872fcea8cSEd Schouten midscreen(scr_vert, point); 75972fcea8cSEd Schouten } 76072fcea8cSEd Schouten 76172fcea8cSEd Schouten if ((auto_format) && (character == ' ') && (!formatted)) 76272fcea8cSEd Schouten Auto_Format(); 76372fcea8cSEd Schouten else if ((character != ' ') && (character != '\t')) 76472fcea8cSEd Schouten formatted = FALSE; 76572fcea8cSEd Schouten 76672fcea8cSEd Schouten draw_line(scr_vert, scr_horz, point, position, curr_line->line_length); 76772fcea8cSEd Schouten } 76872fcea8cSEd Schouten 769*91517e3bSJohn Baldwin /* delete character */ 77072fcea8cSEd Schouten void 771*91517e3bSJohn Baldwin delete(int disp) 77272fcea8cSEd Schouten { 77372fcea8cSEd Schouten unsigned char *tp; 77472fcea8cSEd Schouten unsigned char *temp2; 77572fcea8cSEd Schouten struct text *temp_buff; 77672fcea8cSEd Schouten int temp_vert; 77772fcea8cSEd Schouten int temp_pos; 77872fcea8cSEd Schouten int del_width = 1; 77972fcea8cSEd Schouten 78072fcea8cSEd Schouten if (point != curr_line->line) /* if not at beginning of line */ 78172fcea8cSEd Schouten { 78272fcea8cSEd Schouten text_changes = TRUE; 78372fcea8cSEd Schouten temp2 = tp = point; 78472fcea8cSEd Schouten if ((ee_chinese) && (position >= 2) && (*(point - 2) > 127)) 78572fcea8cSEd Schouten { 78672fcea8cSEd Schouten del_width = 2; 78772fcea8cSEd Schouten } 78872fcea8cSEd Schouten tp -= del_width; 78972fcea8cSEd Schouten point -= del_width; 79072fcea8cSEd Schouten position -= del_width; 79172fcea8cSEd Schouten temp_pos = position; 79272fcea8cSEd Schouten curr_line->line_length -= del_width; 79372fcea8cSEd Schouten if ((*tp < ' ') || (*tp >= 127)) /* check for TAB */ 79472fcea8cSEd Schouten scanline(tp); 79572fcea8cSEd Schouten else 79672fcea8cSEd Schouten scr_horz -= del_width; 79772fcea8cSEd Schouten scr_pos = scr_horz; 79872fcea8cSEd Schouten if (in == 8) 79972fcea8cSEd Schouten { 80072fcea8cSEd Schouten if (del_width == 1) 80172fcea8cSEd Schouten *d_char = *point; /* save deleted character */ 80272fcea8cSEd Schouten else 80372fcea8cSEd Schouten { 80472fcea8cSEd Schouten d_char[0] = *point; 80572fcea8cSEd Schouten d_char[1] = *(point + 1); 80672fcea8cSEd Schouten } 80796b676e9SEd Schouten d_char[del_width] = '\0'; 80872fcea8cSEd Schouten } 80972fcea8cSEd Schouten while (temp_pos <= curr_line->line_length) 81072fcea8cSEd Schouten { 81172fcea8cSEd Schouten temp_pos++; 81272fcea8cSEd Schouten *tp = *temp2; 81372fcea8cSEd Schouten tp++; 81472fcea8cSEd Schouten temp2++; 81572fcea8cSEd Schouten } 8167bf1ea96SEd Schouten if ((scr_horz < horiz_offset) && (horiz_offset > 0)) 81772fcea8cSEd Schouten { 81872fcea8cSEd Schouten horiz_offset -= 8; 81972fcea8cSEd Schouten midscreen(scr_vert, point); 82072fcea8cSEd Schouten } 82172fcea8cSEd Schouten } 82272fcea8cSEd Schouten else if (curr_line->prev_line != NULL) 82372fcea8cSEd Schouten { 82472fcea8cSEd Schouten text_changes = TRUE; 82572fcea8cSEd Schouten left(disp); /* go to previous line */ 82672fcea8cSEd Schouten temp_buff = curr_line->next_line; 82772fcea8cSEd Schouten point = resiz_line(temp_buff->line_length, curr_line, position); 82872fcea8cSEd Schouten if (temp_buff->next_line != NULL) 82972fcea8cSEd Schouten temp_buff->next_line->prev_line = curr_line; 83072fcea8cSEd Schouten curr_line->next_line = temp_buff->next_line; 83172fcea8cSEd Schouten temp2 = temp_buff->line; 83272fcea8cSEd Schouten if (in == 8) 83372fcea8cSEd Schouten { 83472fcea8cSEd Schouten d_char[0] = '\n'; 83596b676e9SEd Schouten d_char[1] = '\0'; 83672fcea8cSEd Schouten } 83772fcea8cSEd Schouten tp = point; 83872fcea8cSEd Schouten temp_pos = 1; 83972fcea8cSEd Schouten while (temp_pos < temp_buff->line_length) 84072fcea8cSEd Schouten { 84172fcea8cSEd Schouten curr_line->line_length++; 84272fcea8cSEd Schouten temp_pos++; 84372fcea8cSEd Schouten *tp = *temp2; 84472fcea8cSEd Schouten tp++; 84572fcea8cSEd Schouten temp2++; 84672fcea8cSEd Schouten } 84796b676e9SEd Schouten *tp = '\0'; 84872fcea8cSEd Schouten free(temp_buff->line); 84972fcea8cSEd Schouten free(temp_buff); 85072fcea8cSEd Schouten temp_buff = curr_line; 85172fcea8cSEd Schouten temp_vert = scr_vert; 85272fcea8cSEd Schouten scr_pos = scr_horz; 85372fcea8cSEd Schouten if (scr_vert < last_line) 85472fcea8cSEd Schouten { 85572fcea8cSEd Schouten wmove(text_win, scr_vert + 1, 0); 85672fcea8cSEd Schouten wdeleteln(text_win); 85772fcea8cSEd Schouten } 85872fcea8cSEd Schouten while ((temp_buff != NULL) && (temp_vert < last_line)) 85972fcea8cSEd Schouten { 86072fcea8cSEd Schouten temp_buff = temp_buff->next_line; 86172fcea8cSEd Schouten temp_vert++; 86272fcea8cSEd Schouten } 86372fcea8cSEd Schouten if ((temp_vert == last_line) && (temp_buff != NULL)) 86472fcea8cSEd Schouten { 86572fcea8cSEd Schouten tp = temp_buff->line; 86672fcea8cSEd Schouten wmove(text_win, last_line,0); 86772fcea8cSEd Schouten wclrtobot(text_win); 86872fcea8cSEd Schouten draw_line(last_line, 0, tp, 1, temp_buff->line_length); 86972fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 87072fcea8cSEd Schouten } 87172fcea8cSEd Schouten } 87272fcea8cSEd Schouten draw_line(scr_vert, scr_horz, point, position, curr_line->line_length); 87372fcea8cSEd Schouten formatted = FALSE; 87472fcea8cSEd Schouten } 87572fcea8cSEd Schouten 876*91517e3bSJohn Baldwin /* find the proper horizontal position for the pointer */ 87772fcea8cSEd Schouten void 878*91517e3bSJohn Baldwin scanline(unsigned char *pos) 87972fcea8cSEd Schouten { 88072fcea8cSEd Schouten int temp; 88172fcea8cSEd Schouten unsigned char *ptr; 88272fcea8cSEd Schouten 88372fcea8cSEd Schouten ptr = curr_line->line; 88472fcea8cSEd Schouten temp = 0; 88572fcea8cSEd Schouten while (ptr < pos) 88672fcea8cSEd Schouten { 88772fcea8cSEd Schouten if (*ptr <= 8) 88872fcea8cSEd Schouten temp += 2; 88972fcea8cSEd Schouten else if (*ptr == 9) 89072fcea8cSEd Schouten temp += tabshift(temp); 89172fcea8cSEd Schouten else if ((*ptr >= 10) && (*ptr <= 31)) 89272fcea8cSEd Schouten temp += 2; 89372fcea8cSEd Schouten else if ((*ptr >= 32) && (*ptr < 127)) 89472fcea8cSEd Schouten temp++; 89572fcea8cSEd Schouten else if (*ptr == 127) 89672fcea8cSEd Schouten temp += 2; 89772fcea8cSEd Schouten else if (!eightbit) 89872fcea8cSEd Schouten temp += 5; 89972fcea8cSEd Schouten else 90072fcea8cSEd Schouten temp++; 90172fcea8cSEd Schouten ptr++; 90272fcea8cSEd Schouten } 90372fcea8cSEd Schouten scr_horz = temp; 90472fcea8cSEd Schouten if ((scr_horz - horiz_offset) > last_col) 90572fcea8cSEd Schouten { 90672fcea8cSEd Schouten horiz_offset = (scr_horz - (scr_horz % 8)) - (COLS - 8); 90772fcea8cSEd Schouten midscreen(scr_vert, point); 90872fcea8cSEd Schouten } 90972fcea8cSEd Schouten else if (scr_horz < horiz_offset) 91072fcea8cSEd Schouten { 91172fcea8cSEd Schouten horiz_offset = max(0, (scr_horz - (scr_horz % 8))); 91272fcea8cSEd Schouten midscreen(scr_vert, point); 91372fcea8cSEd Schouten } 91472fcea8cSEd Schouten } 91572fcea8cSEd Schouten 916*91517e3bSJohn Baldwin /* give the number of spaces to shift */ 91772fcea8cSEd Schouten int 918*91517e3bSJohn Baldwin tabshift(int temp_int) 91972fcea8cSEd Schouten { 92072fcea8cSEd Schouten int leftover; 92172fcea8cSEd Schouten 92272fcea8cSEd Schouten leftover = ((temp_int + 1) % 8); 92372fcea8cSEd Schouten if (leftover == 0) 92472fcea8cSEd Schouten return (1); 92572fcea8cSEd Schouten else 92672fcea8cSEd Schouten return (9 - leftover); 92772fcea8cSEd Schouten } 92872fcea8cSEd Schouten 929*91517e3bSJohn Baldwin /* output non-printing character */ 93072fcea8cSEd Schouten int 931*91517e3bSJohn Baldwin out_char(WINDOW *window, int character, int column) 93272fcea8cSEd Schouten { 93372fcea8cSEd Schouten int i1, i2; 93496b676e9SEd Schouten char *string; 93572fcea8cSEd Schouten char string2[8]; 93672fcea8cSEd Schouten 93772fcea8cSEd Schouten if (character == TAB) 93872fcea8cSEd Schouten { 93972fcea8cSEd Schouten i1 = tabshift(column); 94072fcea8cSEd Schouten for (i2 = 0; 94172fcea8cSEd Schouten (i2 < i1) && (((column+i2+1)-horiz_offset) < last_col); i2++) 94272fcea8cSEd Schouten { 94372fcea8cSEd Schouten waddch(window, ' '); 94472fcea8cSEd Schouten } 94572fcea8cSEd Schouten return(i1); 94672fcea8cSEd Schouten } 94772fcea8cSEd Schouten else if ((character >= '\0') && (character < ' ')) 94872fcea8cSEd Schouten { 94972fcea8cSEd Schouten string = table[(int) character]; 95072fcea8cSEd Schouten } 95172fcea8cSEd Schouten else if ((character < 0) || (character >= 127)) 95272fcea8cSEd Schouten { 95372fcea8cSEd Schouten if (character == 127) 95472fcea8cSEd Schouten string = "^?"; 95572fcea8cSEd Schouten else if (!eightbit) 95672fcea8cSEd Schouten { 95772fcea8cSEd Schouten sprintf(string2, "<%d>", (character < 0) ? (character + 256) : character); 95872fcea8cSEd Schouten string = string2; 95972fcea8cSEd Schouten } 96072fcea8cSEd Schouten else 96172fcea8cSEd Schouten { 962f39e07f3SAndrey A. Chernov waddch(window, (unsigned char)character ); 96372fcea8cSEd Schouten return(1); 96472fcea8cSEd Schouten } 96572fcea8cSEd Schouten } 96672fcea8cSEd Schouten else 96772fcea8cSEd Schouten { 968f39e07f3SAndrey A. Chernov waddch(window, (unsigned char)character); 96972fcea8cSEd Schouten return(1); 97072fcea8cSEd Schouten } 97196b676e9SEd Schouten for (i2 = 0; (string[i2] != '\0') && (((column+i2+1)-horiz_offset) < last_col); i2++) 972f39e07f3SAndrey A. Chernov waddch(window, (unsigned char)string[i2]); 97372fcea8cSEd Schouten return(strlen(string)); 97472fcea8cSEd Schouten } 97572fcea8cSEd Schouten 976*91517e3bSJohn Baldwin /* return the length of the character */ 97772fcea8cSEd Schouten int 978*91517e3bSJohn Baldwin len_char(int character, int column) 97972fcea8cSEd Schouten { 98072fcea8cSEd Schouten int length; 98172fcea8cSEd Schouten 98272fcea8cSEd Schouten if (character == '\t') 98372fcea8cSEd Schouten length = tabshift(column); 98472fcea8cSEd Schouten else if ((character >= 0) && (character < 32)) 98572fcea8cSEd Schouten length = 2; 98672fcea8cSEd Schouten else if ((character >= 32) && (character <= 126)) 98772fcea8cSEd Schouten length = 1; 98872fcea8cSEd Schouten else if (character == 127) 98972fcea8cSEd Schouten length = 2; 99072fcea8cSEd Schouten else if (((character > 126) || (character < 0)) && (!eightbit)) 99172fcea8cSEd Schouten length = 5; 99272fcea8cSEd Schouten else 99372fcea8cSEd Schouten length = 1; 99472fcea8cSEd Schouten 99572fcea8cSEd Schouten return(length); 99672fcea8cSEd Schouten } 99772fcea8cSEd Schouten 998*91517e3bSJohn Baldwin /* redraw line from current position */ 99972fcea8cSEd Schouten void 1000*91517e3bSJohn Baldwin draw_line(int vertical, int horiz, unsigned char *ptr, int t_pos, int length) 100172fcea8cSEd Schouten { 100272fcea8cSEd Schouten int d; /* partial length of special or tab char to display */ 100372fcea8cSEd Schouten unsigned char *temp; /* temporary pointer to position in line */ 100472fcea8cSEd Schouten int abs_column; /* offset in screen units from begin of line */ 100572fcea8cSEd Schouten int column; /* horizontal position on screen */ 100672fcea8cSEd Schouten int row; /* vertical position on screen */ 100772fcea8cSEd Schouten int posit; /* temporary position indicator within line */ 100872fcea8cSEd Schouten 100972fcea8cSEd Schouten abs_column = horiz; 101072fcea8cSEd Schouten column = horiz - horiz_offset; 101172fcea8cSEd Schouten row = vertical; 101272fcea8cSEd Schouten temp = ptr; 101372fcea8cSEd Schouten d = 0; 101472fcea8cSEd Schouten posit = t_pos; 101572fcea8cSEd Schouten if (column < 0) 101672fcea8cSEd Schouten { 101772fcea8cSEd Schouten wmove(text_win, row, 0); 101872fcea8cSEd Schouten wclrtoeol(text_win); 101972fcea8cSEd Schouten } 102072fcea8cSEd Schouten while (column < 0) 102172fcea8cSEd Schouten { 102272fcea8cSEd Schouten d = len_char(*temp, abs_column); 102372fcea8cSEd Schouten abs_column += d; 102472fcea8cSEd Schouten column += d; 102572fcea8cSEd Schouten posit++; 102672fcea8cSEd Schouten temp++; 102772fcea8cSEd Schouten } 102872fcea8cSEd Schouten wmove(text_win, row, column); 102972fcea8cSEd Schouten wclrtoeol(text_win); 103072fcea8cSEd Schouten while ((posit < length) && (column <= last_col)) 103172fcea8cSEd Schouten { 1032f39e07f3SAndrey A. Chernov if (!isprint(*temp)) 103372fcea8cSEd Schouten { 103472fcea8cSEd Schouten column += len_char(*temp, abs_column); 103572fcea8cSEd Schouten abs_column += out_char(text_win, *temp, abs_column); 103672fcea8cSEd Schouten } 103772fcea8cSEd Schouten else 103872fcea8cSEd Schouten { 103972fcea8cSEd Schouten abs_column++; 104072fcea8cSEd Schouten column++; 104172fcea8cSEd Schouten waddch(text_win, *temp); 104272fcea8cSEd Schouten } 104372fcea8cSEd Schouten posit++; 104472fcea8cSEd Schouten temp++; 104572fcea8cSEd Schouten } 104672fcea8cSEd Schouten if (column < last_col) 104772fcea8cSEd Schouten wclrtoeol(text_win); 104872fcea8cSEd Schouten wmove(text_win, vertical, (horiz - horiz_offset)); 104972fcea8cSEd Schouten } 105072fcea8cSEd Schouten 1051*91517e3bSJohn Baldwin /* insert new line */ 105272fcea8cSEd Schouten void 1053*91517e3bSJohn Baldwin insert_line(int disp) 105472fcea8cSEd Schouten { 105572fcea8cSEd Schouten int temp_pos; 105672fcea8cSEd Schouten int temp_pos2; 105772fcea8cSEd Schouten unsigned char *temp; 105872fcea8cSEd Schouten unsigned char *extra; 105972fcea8cSEd Schouten struct text *temp_nod; 106072fcea8cSEd Schouten 106172fcea8cSEd Schouten text_changes = TRUE; 106272fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 106372fcea8cSEd Schouten wclrtoeol(text_win); 106472fcea8cSEd Schouten temp_nod= txtalloc(); 106572fcea8cSEd Schouten temp_nod->line = extra= malloc(10); 106672fcea8cSEd Schouten temp_nod->line_length = 1; 106772fcea8cSEd Schouten temp_nod->max_length = 10; 106896b676e9SEd Schouten temp_nod->line_number = curr_line->line_number + 1; 106972fcea8cSEd Schouten temp_nod->next_line = curr_line->next_line; 107072fcea8cSEd Schouten if (temp_nod->next_line != NULL) 107172fcea8cSEd Schouten temp_nod->next_line->prev_line = temp_nod; 107272fcea8cSEd Schouten temp_nod->prev_line = curr_line; 107372fcea8cSEd Schouten curr_line->next_line = temp_nod; 107472fcea8cSEd Schouten temp_pos2 = position; 107572fcea8cSEd Schouten temp = point; 107672fcea8cSEd Schouten if (temp_pos2 < curr_line->line_length) 107772fcea8cSEd Schouten { 107872fcea8cSEd Schouten temp_pos = 1; 107972fcea8cSEd Schouten while (temp_pos2 < curr_line->line_length) 108072fcea8cSEd Schouten { 108172fcea8cSEd Schouten if ((temp_nod->max_length - temp_nod->line_length)< 5) 108272fcea8cSEd Schouten extra = resiz_line(10, temp_nod, temp_pos); 108372fcea8cSEd Schouten temp_nod->line_length++; 108472fcea8cSEd Schouten temp_pos++; 108572fcea8cSEd Schouten temp_pos2++; 108672fcea8cSEd Schouten *extra= *temp; 108772fcea8cSEd Schouten extra++; 108872fcea8cSEd Schouten temp++; 108972fcea8cSEd Schouten } 109072fcea8cSEd Schouten temp=point; 109196b676e9SEd Schouten *temp = '\0'; 109272fcea8cSEd Schouten temp = resiz_line((1 - temp_nod->line_length), curr_line, position); 109372fcea8cSEd Schouten curr_line->line_length = 1 + temp - curr_line->line; 109472fcea8cSEd Schouten } 109572fcea8cSEd Schouten curr_line->line_length = position; 109696b676e9SEd Schouten absolute_lin++; 109772fcea8cSEd Schouten curr_line = temp_nod; 109896b676e9SEd Schouten *extra = '\0'; 109972fcea8cSEd Schouten position = 1; 110072fcea8cSEd Schouten point= curr_line->line; 110172fcea8cSEd Schouten if (disp) 110272fcea8cSEd Schouten { 110372fcea8cSEd Schouten if (scr_vert < last_line) 110472fcea8cSEd Schouten { 110572fcea8cSEd Schouten scr_vert++; 110672fcea8cSEd Schouten wclrtoeol(text_win); 110772fcea8cSEd Schouten wmove(text_win, scr_vert, 0); 110872fcea8cSEd Schouten winsertln(text_win); 110972fcea8cSEd Schouten } 111072fcea8cSEd Schouten else 111172fcea8cSEd Schouten { 111272fcea8cSEd Schouten wmove(text_win, 0,0); 111372fcea8cSEd Schouten wdeleteln(text_win); 111472fcea8cSEd Schouten wmove(text_win, last_line,0); 111572fcea8cSEd Schouten wclrtobot(text_win); 111672fcea8cSEd Schouten } 111772fcea8cSEd Schouten scr_pos = scr_horz = 0; 111872fcea8cSEd Schouten if (horiz_offset) 111972fcea8cSEd Schouten { 112072fcea8cSEd Schouten horiz_offset = 0; 112172fcea8cSEd Schouten midscreen(scr_vert, point); 112272fcea8cSEd Schouten } 112372fcea8cSEd Schouten draw_line(scr_vert, scr_horz, point, position, 112472fcea8cSEd Schouten curr_line->line_length); 112572fcea8cSEd Schouten } 112672fcea8cSEd Schouten } 112772fcea8cSEd Schouten 1128*91517e3bSJohn Baldwin /* allocate space for line structure */ 1129*91517e3bSJohn Baldwin struct text * 1130*91517e3bSJohn Baldwin txtalloc(void) 113172fcea8cSEd Schouten { 113272fcea8cSEd Schouten return((struct text *) malloc(sizeof( struct text))); 113372fcea8cSEd Schouten } 113472fcea8cSEd Schouten 1135*91517e3bSJohn Baldwin /* allocate space for file name list node */ 1136*91517e3bSJohn Baldwin struct files * 1137*91517e3bSJohn Baldwin name_alloc(void) 113872fcea8cSEd Schouten { 113972fcea8cSEd Schouten return((struct files *) malloc(sizeof( struct files))); 114072fcea8cSEd Schouten } 114172fcea8cSEd Schouten 1142*91517e3bSJohn Baldwin /* move to next word in string */ 1143*91517e3bSJohn Baldwin unsigned char * 1144*91517e3bSJohn Baldwin next_word(unsigned char *string) 114572fcea8cSEd Schouten { 114696b676e9SEd Schouten while ((*string != '\0') && ((*string != 32) && (*string != 9))) 114772fcea8cSEd Schouten string++; 114896b676e9SEd Schouten while ((*string != '\0') && ((*string == 32) || (*string == 9))) 114972fcea8cSEd Schouten string++; 115072fcea8cSEd Schouten return(string); 115172fcea8cSEd Schouten } 115272fcea8cSEd Schouten 1153*91517e3bSJohn Baldwin /* move to start of previous word in text */ 115472fcea8cSEd Schouten void 1155*91517e3bSJohn Baldwin prev_word(void) 115672fcea8cSEd Schouten { 115772fcea8cSEd Schouten if (position != 1) 115872fcea8cSEd Schouten { 115972fcea8cSEd Schouten if ((position != 1) && ((point[-1] == ' ') || (point[-1] == '\t'))) 116072fcea8cSEd Schouten { /* if at the start of a word */ 116172fcea8cSEd Schouten while ((position != 1) && ((*point != ' ') && (*point != '\t'))) 116272fcea8cSEd Schouten left(TRUE); 116372fcea8cSEd Schouten } 116472fcea8cSEd Schouten while ((position != 1) && ((*point == ' ') || (*point == '\t'))) 116572fcea8cSEd Schouten left(TRUE); 116672fcea8cSEd Schouten while ((position != 1) && ((*point != ' ') && (*point != '\t'))) 116772fcea8cSEd Schouten left(TRUE); 116872fcea8cSEd Schouten if ((position != 1) && ((*point == ' ') || (*point == '\t'))) 116972fcea8cSEd Schouten right(TRUE); 117072fcea8cSEd Schouten } 117172fcea8cSEd Schouten else 117272fcea8cSEd Schouten left(TRUE); 117372fcea8cSEd Schouten } 117472fcea8cSEd Schouten 1175*91517e3bSJohn Baldwin /* use control for commands */ 117672fcea8cSEd Schouten void 1177*91517e3bSJohn Baldwin control(void) 117872fcea8cSEd Schouten { 117972fcea8cSEd Schouten char *string; 118072fcea8cSEd Schouten 118172fcea8cSEd Schouten if (in == 1) /* control a */ 118272fcea8cSEd Schouten { 118372fcea8cSEd Schouten string = get_string(ascii_code_str, TRUE); 118496b676e9SEd Schouten if (*string != '\0') 118572fcea8cSEd Schouten { 118672fcea8cSEd Schouten in = atoi(string); 118772fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 118872fcea8cSEd Schouten insert(in); 118972fcea8cSEd Schouten } 119072fcea8cSEd Schouten free(string); 119172fcea8cSEd Schouten } 119272fcea8cSEd Schouten else if (in == 2) /* control b */ 119372fcea8cSEd Schouten bottom(); 119472fcea8cSEd Schouten else if (in == 3) /* control c */ 119572fcea8cSEd Schouten { 119672fcea8cSEd Schouten command_prompt(); 119772fcea8cSEd Schouten } 119872fcea8cSEd Schouten else if (in == 4) /* control d */ 119972fcea8cSEd Schouten down(); 120072fcea8cSEd Schouten else if (in == 5) /* control e */ 120172fcea8cSEd Schouten search_prompt(); 120272fcea8cSEd Schouten else if (in == 6) /* control f */ 120372fcea8cSEd Schouten undel_char(); 120472fcea8cSEd Schouten else if (in == 7) /* control g */ 120572fcea8cSEd Schouten bol(); 120672fcea8cSEd Schouten else if (in == 8) /* control h */ 120772fcea8cSEd Schouten delete(TRUE); 120872fcea8cSEd Schouten else if (in == 9) /* control i */ 120972fcea8cSEd Schouten ; 121072fcea8cSEd Schouten else if (in == 10) /* control j */ 121172fcea8cSEd Schouten insert_line(TRUE); 121272fcea8cSEd Schouten else if (in == 11) /* control k */ 121372fcea8cSEd Schouten del_char(); 121472fcea8cSEd Schouten else if (in == 12) /* control l */ 121572fcea8cSEd Schouten left(TRUE); 121672fcea8cSEd Schouten else if (in == 13) /* control m */ 121772fcea8cSEd Schouten insert_line(TRUE); 121872fcea8cSEd Schouten else if (in == 14) /* control n */ 12197bf1ea96SEd Schouten move_rel('d', max(5, (last_line - 5))); 122072fcea8cSEd Schouten else if (in == 15) /* control o */ 122172fcea8cSEd Schouten eol(); 122272fcea8cSEd Schouten else if (in == 16) /* control p */ 12237bf1ea96SEd Schouten move_rel('u', max(5, (last_line - 5))); 122472fcea8cSEd Schouten else if (in == 17) /* control q */ 122572fcea8cSEd Schouten ; 122672fcea8cSEd Schouten else if (in == 18) /* control r */ 122772fcea8cSEd Schouten right(TRUE); 122872fcea8cSEd Schouten else if (in == 19) /* control s */ 122972fcea8cSEd Schouten ; 123072fcea8cSEd Schouten else if (in == 20) /* control t */ 123172fcea8cSEd Schouten top(); 123272fcea8cSEd Schouten else if (in == 21) /* control u */ 123372fcea8cSEd Schouten up(); 123472fcea8cSEd Schouten else if (in == 22) /* control v */ 123572fcea8cSEd Schouten undel_word(); 123672fcea8cSEd Schouten else if (in == 23) /* control w */ 123772fcea8cSEd Schouten del_word(); 123872fcea8cSEd Schouten else if (in == 24) /* control x */ 123972fcea8cSEd Schouten search(TRUE); 124072fcea8cSEd Schouten else if (in == 25) /* control y */ 124172fcea8cSEd Schouten del_line(); 124272fcea8cSEd Schouten else if (in == 26) /* control z */ 124372fcea8cSEd Schouten undel_line(); 124472fcea8cSEd Schouten else if (in == 27) /* control [ (escape) */ 124572fcea8cSEd Schouten { 124672fcea8cSEd Schouten menu_op(main_menu); 124772fcea8cSEd Schouten } 124872fcea8cSEd Schouten } 124972fcea8cSEd Schouten 125072fcea8cSEd Schouten /* 125172fcea8cSEd Schouten | Emacs control-key bindings 125272fcea8cSEd Schouten */ 125372fcea8cSEd Schouten 125472fcea8cSEd Schouten void 1255*91517e3bSJohn Baldwin emacs_control(void) 125672fcea8cSEd Schouten { 125772fcea8cSEd Schouten char *string; 125872fcea8cSEd Schouten 125972fcea8cSEd Schouten if (in == 1) /* control a */ 126072fcea8cSEd Schouten bol(); 126172fcea8cSEd Schouten else if (in == 2) /* control b */ 126272fcea8cSEd Schouten left(TRUE); 126372fcea8cSEd Schouten else if (in == 3) /* control c */ 126472fcea8cSEd Schouten { 126572fcea8cSEd Schouten command_prompt(); 126672fcea8cSEd Schouten } 126772fcea8cSEd Schouten else if (in == 4) /* control d */ 126872fcea8cSEd Schouten del_char(); 126972fcea8cSEd Schouten else if (in == 5) /* control e */ 127072fcea8cSEd Schouten eol(); 127172fcea8cSEd Schouten else if (in == 6) /* control f */ 127272fcea8cSEd Schouten right(TRUE); 127372fcea8cSEd Schouten else if (in == 7) /* control g */ 12747bf1ea96SEd Schouten move_rel('u', max(5, (last_line - 5))); 127572fcea8cSEd Schouten else if (in == 8) /* control h */ 127672fcea8cSEd Schouten delete(TRUE); 127772fcea8cSEd Schouten else if (in == 9) /* control i */ 127872fcea8cSEd Schouten ; 127972fcea8cSEd Schouten else if (in == 10) /* control j */ 128072fcea8cSEd Schouten undel_char(); 128172fcea8cSEd Schouten else if (in == 11) /* control k */ 128272fcea8cSEd Schouten del_line(); 128372fcea8cSEd Schouten else if (in == 12) /* control l */ 128472fcea8cSEd Schouten undel_line(); 128572fcea8cSEd Schouten else if (in == 13) /* control m */ 128672fcea8cSEd Schouten insert_line(TRUE); 128772fcea8cSEd Schouten else if (in == 14) /* control n */ 128872fcea8cSEd Schouten down(); 128972fcea8cSEd Schouten else if (in == 15) /* control o */ 129072fcea8cSEd Schouten { 129172fcea8cSEd Schouten string = get_string(ascii_code_str, TRUE); 129296b676e9SEd Schouten if (*string != '\0') 129372fcea8cSEd Schouten { 129472fcea8cSEd Schouten in = atoi(string); 129572fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 129672fcea8cSEd Schouten insert(in); 129772fcea8cSEd Schouten } 129872fcea8cSEd Schouten free(string); 129972fcea8cSEd Schouten } 130072fcea8cSEd Schouten else if (in == 16) /* control p */ 130172fcea8cSEd Schouten up(); 130272fcea8cSEd Schouten else if (in == 17) /* control q */ 130372fcea8cSEd Schouten ; 130472fcea8cSEd Schouten else if (in == 18) /* control r */ 130572fcea8cSEd Schouten undel_word(); 130672fcea8cSEd Schouten else if (in == 19) /* control s */ 130772fcea8cSEd Schouten ; 130872fcea8cSEd Schouten else if (in == 20) /* control t */ 130972fcea8cSEd Schouten top(); 131072fcea8cSEd Schouten else if (in == 21) /* control u */ 131172fcea8cSEd Schouten bottom(); 131272fcea8cSEd Schouten else if (in == 22) /* control v */ 13137bf1ea96SEd Schouten move_rel('d', max(5, (last_line - 5))); 131472fcea8cSEd Schouten else if (in == 23) /* control w */ 131572fcea8cSEd Schouten del_word(); 131672fcea8cSEd Schouten else if (in == 24) /* control x */ 131772fcea8cSEd Schouten search(TRUE); 131872fcea8cSEd Schouten else if (in == 25) /* control y */ 131972fcea8cSEd Schouten search_prompt(); 132072fcea8cSEd Schouten else if (in == 26) /* control z */ 132172fcea8cSEd Schouten adv_word(); 132272fcea8cSEd Schouten else if (in == 27) /* control [ (escape) */ 132372fcea8cSEd Schouten { 132472fcea8cSEd Schouten menu_op(main_menu); 132572fcea8cSEd Schouten } 132672fcea8cSEd Schouten } 132772fcea8cSEd Schouten 1328*91517e3bSJohn Baldwin /* go to bottom of file */ 132972fcea8cSEd Schouten void 1330*91517e3bSJohn Baldwin bottom(void) 133172fcea8cSEd Schouten { 133272fcea8cSEd Schouten while (curr_line->next_line != NULL) 133396b676e9SEd Schouten { 133472fcea8cSEd Schouten curr_line = curr_line->next_line; 133596b676e9SEd Schouten absolute_lin++; 133696b676e9SEd Schouten } 133772fcea8cSEd Schouten point = curr_line->line; 133872fcea8cSEd Schouten if (horiz_offset) 133972fcea8cSEd Schouten horiz_offset = 0; 134072fcea8cSEd Schouten position = 1; 134172fcea8cSEd Schouten midscreen(last_line, point); 134272fcea8cSEd Schouten scr_pos = scr_horz; 134372fcea8cSEd Schouten } 134472fcea8cSEd Schouten 1345*91517e3bSJohn Baldwin /* go to top of file */ 134672fcea8cSEd Schouten void 1347*91517e3bSJohn Baldwin top(void) 134872fcea8cSEd Schouten { 134972fcea8cSEd Schouten while (curr_line->prev_line != NULL) 135096b676e9SEd Schouten { 135172fcea8cSEd Schouten curr_line = curr_line->prev_line; 135296b676e9SEd Schouten absolute_lin--; 135396b676e9SEd Schouten } 135472fcea8cSEd Schouten point = curr_line->line; 135572fcea8cSEd Schouten if (horiz_offset) 135672fcea8cSEd Schouten horiz_offset = 0; 135772fcea8cSEd Schouten position = 1; 135872fcea8cSEd Schouten midscreen(0, point); 135972fcea8cSEd Schouten scr_pos = scr_horz; 136072fcea8cSEd Schouten } 136172fcea8cSEd Schouten 1362*91517e3bSJohn Baldwin /* move pointers to start of next line */ 136372fcea8cSEd Schouten void 1364*91517e3bSJohn Baldwin nextline(void) 136572fcea8cSEd Schouten { 136672fcea8cSEd Schouten curr_line = curr_line->next_line; 136796b676e9SEd Schouten absolute_lin++; 136872fcea8cSEd Schouten point = curr_line->line; 136972fcea8cSEd Schouten position = 1; 137072fcea8cSEd Schouten if (scr_vert == last_line) 137172fcea8cSEd Schouten { 137272fcea8cSEd Schouten wmove(text_win, 0,0); 137372fcea8cSEd Schouten wdeleteln(text_win); 137472fcea8cSEd Schouten wmove(text_win, last_line,0); 137572fcea8cSEd Schouten wclrtobot(text_win); 137672fcea8cSEd Schouten draw_line(last_line,0,point,1,curr_line->line_length); 137772fcea8cSEd Schouten } 137872fcea8cSEd Schouten else 137972fcea8cSEd Schouten scr_vert++; 138072fcea8cSEd Schouten } 138172fcea8cSEd Schouten 1382*91517e3bSJohn Baldwin /* move pointers to start of previous line*/ 138372fcea8cSEd Schouten void 1384*91517e3bSJohn Baldwin prevline(void) 138572fcea8cSEd Schouten { 138672fcea8cSEd Schouten curr_line = curr_line->prev_line; 138796b676e9SEd Schouten absolute_lin--; 138872fcea8cSEd Schouten point = curr_line->line; 138972fcea8cSEd Schouten position = 1; 139072fcea8cSEd Schouten if (scr_vert == 0) 139172fcea8cSEd Schouten { 139272fcea8cSEd Schouten winsertln(text_win); 139372fcea8cSEd Schouten draw_line(0,0,point,1,curr_line->line_length); 139472fcea8cSEd Schouten } 139572fcea8cSEd Schouten else 139672fcea8cSEd Schouten scr_vert--; 139772fcea8cSEd Schouten while (position < curr_line->line_length) 139872fcea8cSEd Schouten { 139972fcea8cSEd Schouten position++; 140072fcea8cSEd Schouten point++; 140172fcea8cSEd Schouten } 140272fcea8cSEd Schouten } 140372fcea8cSEd Schouten 1404*91517e3bSJohn Baldwin /* move left one character */ 140572fcea8cSEd Schouten void 1406*91517e3bSJohn Baldwin left(int disp) 140772fcea8cSEd Schouten { 140872fcea8cSEd Schouten if (point != curr_line->line) /* if not at begin of line */ 140972fcea8cSEd Schouten { 141072fcea8cSEd Schouten if ((ee_chinese) && (position >= 2) && (*(point - 2) > 127)) 141172fcea8cSEd Schouten { 141272fcea8cSEd Schouten point--; 141372fcea8cSEd Schouten position--; 141472fcea8cSEd Schouten } 141572fcea8cSEd Schouten point--; 141672fcea8cSEd Schouten position--; 141772fcea8cSEd Schouten scanline(point); 141872fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 141972fcea8cSEd Schouten scr_pos = scr_horz; 142072fcea8cSEd Schouten } 142172fcea8cSEd Schouten else if (curr_line->prev_line != NULL) 142272fcea8cSEd Schouten { 142372fcea8cSEd Schouten if (!disp) 142472fcea8cSEd Schouten { 142596b676e9SEd Schouten absolute_lin--; 142672fcea8cSEd Schouten curr_line = curr_line->prev_line; 142772fcea8cSEd Schouten point = curr_line->line + curr_line->line_length; 142872fcea8cSEd Schouten position = curr_line->line_length; 142972fcea8cSEd Schouten return; 143072fcea8cSEd Schouten } 143172fcea8cSEd Schouten position = 1; 143272fcea8cSEd Schouten prevline(); 143372fcea8cSEd Schouten scanline(point); 143472fcea8cSEd Schouten scr_pos = scr_horz; 143572fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 143672fcea8cSEd Schouten } 143772fcea8cSEd Schouten } 143872fcea8cSEd Schouten 1439*91517e3bSJohn Baldwin /* move right one character */ 144072fcea8cSEd Schouten void 1441*91517e3bSJohn Baldwin right(int disp) 144272fcea8cSEd Schouten { 144372fcea8cSEd Schouten if (position < curr_line->line_length) 144472fcea8cSEd Schouten { 144572fcea8cSEd Schouten if ((ee_chinese) && (*point > 127) && 144672fcea8cSEd Schouten ((curr_line->line_length - position) >= 2)) 144772fcea8cSEd Schouten { 144872fcea8cSEd Schouten point++; 144972fcea8cSEd Schouten position++; 145072fcea8cSEd Schouten } 145172fcea8cSEd Schouten point++; 145272fcea8cSEd Schouten position++; 145372fcea8cSEd Schouten scanline(point); 145472fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 145572fcea8cSEd Schouten scr_pos = scr_horz; 145672fcea8cSEd Schouten } 145772fcea8cSEd Schouten else if (curr_line->next_line != NULL) 145872fcea8cSEd Schouten { 145972fcea8cSEd Schouten if (!disp) 146072fcea8cSEd Schouten { 146196b676e9SEd Schouten absolute_lin++; 146272fcea8cSEd Schouten curr_line = curr_line->next_line; 146372fcea8cSEd Schouten point = curr_line->line; 146472fcea8cSEd Schouten position = 1; 146572fcea8cSEd Schouten return; 146672fcea8cSEd Schouten } 146772fcea8cSEd Schouten nextline(); 146872fcea8cSEd Schouten scr_pos = scr_horz = 0; 146972fcea8cSEd Schouten if (horiz_offset) 147072fcea8cSEd Schouten { 147172fcea8cSEd Schouten horiz_offset = 0; 147272fcea8cSEd Schouten midscreen(scr_vert, point); 147372fcea8cSEd Schouten } 147472fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 147572fcea8cSEd Schouten position = 1; 147672fcea8cSEd Schouten } 147772fcea8cSEd Schouten } 147872fcea8cSEd Schouten 1479*91517e3bSJohn Baldwin /* move to the same column as on other line */ 148072fcea8cSEd Schouten void 1481*91517e3bSJohn Baldwin find_pos(void) 148272fcea8cSEd Schouten { 148372fcea8cSEd Schouten scr_horz = 0; 148472fcea8cSEd Schouten position = 1; 148572fcea8cSEd Schouten while ((scr_horz < scr_pos) && (position < curr_line->line_length)) 148672fcea8cSEd Schouten { 148772fcea8cSEd Schouten if (*point == 9) 148872fcea8cSEd Schouten scr_horz += tabshift(scr_horz); 148972fcea8cSEd Schouten else if (*point < ' ') 149072fcea8cSEd Schouten scr_horz += 2; 149172fcea8cSEd Schouten else if ((ee_chinese) && (*point > 127) && 149272fcea8cSEd Schouten ((curr_line->line_length - position) >= 2)) 149372fcea8cSEd Schouten { 149472fcea8cSEd Schouten scr_horz += 2; 149572fcea8cSEd Schouten point++; 149672fcea8cSEd Schouten position++; 149772fcea8cSEd Schouten } 149872fcea8cSEd Schouten else 149972fcea8cSEd Schouten scr_horz++; 150072fcea8cSEd Schouten position++; 150172fcea8cSEd Schouten point++; 150272fcea8cSEd Schouten } 150372fcea8cSEd Schouten if ((scr_horz - horiz_offset) > last_col) 150472fcea8cSEd Schouten { 150572fcea8cSEd Schouten horiz_offset = (scr_horz - (scr_horz % 8)) - (COLS - 8); 150672fcea8cSEd Schouten midscreen(scr_vert, point); 150772fcea8cSEd Schouten } 150872fcea8cSEd Schouten else if (scr_horz < horiz_offset) 150972fcea8cSEd Schouten { 151072fcea8cSEd Schouten horiz_offset = max(0, (scr_horz - (scr_horz % 8))); 151172fcea8cSEd Schouten midscreen(scr_vert, point); 151272fcea8cSEd Schouten } 151372fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 151472fcea8cSEd Schouten } 151572fcea8cSEd Schouten 1516*91517e3bSJohn Baldwin /* move up one line */ 151772fcea8cSEd Schouten void 1518*91517e3bSJohn Baldwin up(void) 151972fcea8cSEd Schouten { 152072fcea8cSEd Schouten if (curr_line->prev_line != NULL) 152172fcea8cSEd Schouten { 152272fcea8cSEd Schouten prevline(); 152372fcea8cSEd Schouten point = curr_line->line; 152472fcea8cSEd Schouten find_pos(); 152572fcea8cSEd Schouten } 152672fcea8cSEd Schouten } 152772fcea8cSEd Schouten 1528*91517e3bSJohn Baldwin /* move down one line */ 152972fcea8cSEd Schouten void 1530*91517e3bSJohn Baldwin down(void) 153172fcea8cSEd Schouten { 153272fcea8cSEd Schouten if (curr_line->next_line != NULL) 153372fcea8cSEd Schouten { 153472fcea8cSEd Schouten nextline(); 153572fcea8cSEd Schouten find_pos(); 153672fcea8cSEd Schouten } 153772fcea8cSEd Schouten } 153872fcea8cSEd Schouten 1539*91517e3bSJohn Baldwin /* process function key */ 154072fcea8cSEd Schouten void 1541*91517e3bSJohn Baldwin function_key(void) 154272fcea8cSEd Schouten { 154372fcea8cSEd Schouten if (in == KEY_LEFT) 154472fcea8cSEd Schouten left(TRUE); 154572fcea8cSEd Schouten else if (in == KEY_RIGHT) 154672fcea8cSEd Schouten right(TRUE); 154772fcea8cSEd Schouten else if (in == KEY_HOME) 1548cfe04e82SEd Schouten bol(); 1549cfe04e82SEd Schouten else if (in == KEY_END) 1550cfe04e82SEd Schouten eol(); 155172fcea8cSEd Schouten else if (in == KEY_UP) 155272fcea8cSEd Schouten up(); 155372fcea8cSEd Schouten else if (in == KEY_DOWN) 155472fcea8cSEd Schouten down(); 155572fcea8cSEd Schouten else if (in == KEY_NPAGE) 15567bf1ea96SEd Schouten move_rel('d', max( 5, (last_line - 5))); 155772fcea8cSEd Schouten else if (in == KEY_PPAGE) 15587bf1ea96SEd Schouten move_rel('u', max(5, (last_line - 5))); 155972fcea8cSEd Schouten else if (in == KEY_DL) 156072fcea8cSEd Schouten del_line(); 156172fcea8cSEd Schouten else if (in == KEY_DC) 156272fcea8cSEd Schouten del_char(); 156372fcea8cSEd Schouten else if (in == KEY_BACKSPACE) 156472fcea8cSEd Schouten delete(TRUE); 156572fcea8cSEd Schouten else if (in == KEY_IL) 156672fcea8cSEd Schouten { /* insert a line before current line */ 156772fcea8cSEd Schouten insert_line(TRUE); 156872fcea8cSEd Schouten left(TRUE); 156972fcea8cSEd Schouten } 157072fcea8cSEd Schouten else if (in == KEY_F(1)) 157172fcea8cSEd Schouten gold = !gold; 157272fcea8cSEd Schouten else if (in == KEY_F(2)) 157372fcea8cSEd Schouten { 157472fcea8cSEd Schouten if (gold) 157572fcea8cSEd Schouten { 157672fcea8cSEd Schouten gold = FALSE; 157772fcea8cSEd Schouten undel_line(); 157872fcea8cSEd Schouten } 157972fcea8cSEd Schouten else 158072fcea8cSEd Schouten undel_char(); 158172fcea8cSEd Schouten } 158272fcea8cSEd Schouten else if (in == KEY_F(3)) 158372fcea8cSEd Schouten { 158472fcea8cSEd Schouten if (gold) 158572fcea8cSEd Schouten { 158672fcea8cSEd Schouten gold = FALSE; 158772fcea8cSEd Schouten undel_word(); 158872fcea8cSEd Schouten } 158972fcea8cSEd Schouten else 159072fcea8cSEd Schouten del_word(); 159172fcea8cSEd Schouten } 159272fcea8cSEd Schouten else if (in == KEY_F(4)) 159372fcea8cSEd Schouten { 159472fcea8cSEd Schouten if (gold) 159572fcea8cSEd Schouten { 159672fcea8cSEd Schouten gold = FALSE; 159772fcea8cSEd Schouten paint_info_win(); 159872fcea8cSEd Schouten midscreen(scr_vert, point); 159972fcea8cSEd Schouten } 160072fcea8cSEd Schouten else 160172fcea8cSEd Schouten adv_word(); 160272fcea8cSEd Schouten } 160372fcea8cSEd Schouten else if (in == KEY_F(5)) 160472fcea8cSEd Schouten { 160572fcea8cSEd Schouten if (gold) 160672fcea8cSEd Schouten { 160772fcea8cSEd Schouten gold = FALSE; 160872fcea8cSEd Schouten search_prompt(); 160972fcea8cSEd Schouten } 161072fcea8cSEd Schouten else 161172fcea8cSEd Schouten search(TRUE); 161272fcea8cSEd Schouten } 161372fcea8cSEd Schouten else if (in == KEY_F(6)) 161472fcea8cSEd Schouten { 161572fcea8cSEd Schouten if (gold) 161672fcea8cSEd Schouten { 161772fcea8cSEd Schouten gold = FALSE; 161872fcea8cSEd Schouten bottom(); 161972fcea8cSEd Schouten } 162072fcea8cSEd Schouten else 162172fcea8cSEd Schouten top(); 162272fcea8cSEd Schouten } 162372fcea8cSEd Schouten else if (in == KEY_F(7)) 162472fcea8cSEd Schouten { 162572fcea8cSEd Schouten if (gold) 162672fcea8cSEd Schouten { 162772fcea8cSEd Schouten gold = FALSE; 162872fcea8cSEd Schouten eol(); 162972fcea8cSEd Schouten } 163072fcea8cSEd Schouten else 163172fcea8cSEd Schouten bol(); 163272fcea8cSEd Schouten } 163372fcea8cSEd Schouten else if (in == KEY_F(8)) 163472fcea8cSEd Schouten { 163572fcea8cSEd Schouten if (gold) 163672fcea8cSEd Schouten { 163772fcea8cSEd Schouten gold = FALSE; 163872fcea8cSEd Schouten command_prompt(); 163972fcea8cSEd Schouten } 164072fcea8cSEd Schouten else 164172fcea8cSEd Schouten adv_line(); 164272fcea8cSEd Schouten } 164372fcea8cSEd Schouten } 164472fcea8cSEd Schouten 164572fcea8cSEd Schouten void 1646*91517e3bSJohn Baldwin print_buffer(void) 164772fcea8cSEd Schouten { 164872fcea8cSEd Schouten char buffer[256]; 164972fcea8cSEd Schouten 165072fcea8cSEd Schouten sprintf(buffer, ">!%s", print_command); 165172fcea8cSEd Schouten wmove(com_win, 0, 0); 165272fcea8cSEd Schouten wclrtoeol(com_win); 165372fcea8cSEd Schouten wprintw(com_win, printer_msg_str, print_command); 165472fcea8cSEd Schouten wrefresh(com_win); 165572fcea8cSEd Schouten command(buffer); 165672fcea8cSEd Schouten } 165772fcea8cSEd Schouten 165872fcea8cSEd Schouten void 1659*91517e3bSJohn Baldwin command_prompt(void) 166072fcea8cSEd Schouten { 166172fcea8cSEd Schouten char *cmd_str; 166272fcea8cSEd Schouten int result; 166372fcea8cSEd Schouten 166472fcea8cSEd Schouten info_type = COMMANDS; 166572fcea8cSEd Schouten paint_info_win(); 166672fcea8cSEd Schouten cmd_str = get_string(command_str, TRUE); 166772fcea8cSEd Schouten if ((result = unique_test(cmd_str, commands)) != 1) 166872fcea8cSEd Schouten { 166972fcea8cSEd Schouten werase(com_win); 167072fcea8cSEd Schouten wmove(com_win, 0, 0); 167172fcea8cSEd Schouten if (result == 0) 167272fcea8cSEd Schouten wprintw(com_win, unkn_cmd_str, cmd_str); 167372fcea8cSEd Schouten else 167472fcea8cSEd Schouten wprintw(com_win, non_unique_cmd_msg); 167572fcea8cSEd Schouten 167672fcea8cSEd Schouten wrefresh(com_win); 167772fcea8cSEd Schouten 167872fcea8cSEd Schouten info_type = CONTROL_KEYS; 167972fcea8cSEd Schouten paint_info_win(); 168072fcea8cSEd Schouten 168172fcea8cSEd Schouten if (cmd_str != NULL) 168272fcea8cSEd Schouten free(cmd_str); 168372fcea8cSEd Schouten return; 168472fcea8cSEd Schouten } 168572fcea8cSEd Schouten command(cmd_str); 168672fcea8cSEd Schouten wrefresh(com_win); 168772fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 168872fcea8cSEd Schouten info_type = CONTROL_KEYS; 168972fcea8cSEd Schouten paint_info_win(); 169072fcea8cSEd Schouten if (cmd_str != NULL) 169172fcea8cSEd Schouten free(cmd_str); 169272fcea8cSEd Schouten } 169372fcea8cSEd Schouten 1694*91517e3bSJohn Baldwin /* process commands from keyboard */ 169572fcea8cSEd Schouten void 1696*91517e3bSJohn Baldwin command(char *cmd_str1) 169772fcea8cSEd Schouten { 169872fcea8cSEd Schouten char *cmd_str2 = NULL; 169972fcea8cSEd Schouten char *cmd_str = cmd_str1; 170072fcea8cSEd Schouten 170172fcea8cSEd Schouten clear_com_win = TRUE; 170272fcea8cSEd Schouten if (compare(cmd_str, HELP, FALSE)) 170372fcea8cSEd Schouten help(); 170472fcea8cSEd Schouten else if (compare(cmd_str, WRITE, FALSE)) 170572fcea8cSEd Schouten { 170672fcea8cSEd Schouten if (restrict_mode()) 170772fcea8cSEd Schouten { 170872fcea8cSEd Schouten return; 170972fcea8cSEd Schouten } 171072fcea8cSEd Schouten cmd_str = next_word(cmd_str); 171196b676e9SEd Schouten if (*cmd_str == '\0') 171272fcea8cSEd Schouten { 171372fcea8cSEd Schouten cmd_str = cmd_str2 = get_string(file_write_prompt_str, TRUE); 171472fcea8cSEd Schouten } 171572fcea8cSEd Schouten tmp_file = resolve_name(cmd_str); 1716cfe04e82SEd Schouten write_file(tmp_file, 1); 171772fcea8cSEd Schouten if (tmp_file != cmd_str) 171872fcea8cSEd Schouten free(tmp_file); 171972fcea8cSEd Schouten } 172072fcea8cSEd Schouten else if (compare(cmd_str, READ, FALSE)) 172172fcea8cSEd Schouten { 172272fcea8cSEd Schouten if (restrict_mode()) 172372fcea8cSEd Schouten { 172472fcea8cSEd Schouten return; 172572fcea8cSEd Schouten } 172672fcea8cSEd Schouten cmd_str = next_word(cmd_str); 172796b676e9SEd Schouten if (*cmd_str == '\0') 172872fcea8cSEd Schouten { 172972fcea8cSEd Schouten cmd_str = cmd_str2 = get_string(file_read_prompt_str, TRUE); 173072fcea8cSEd Schouten } 173172fcea8cSEd Schouten tmp_file = cmd_str; 173272fcea8cSEd Schouten recv_file = TRUE; 173372fcea8cSEd Schouten tmp_file = resolve_name(cmd_str); 173472fcea8cSEd Schouten check_fp(); 173572fcea8cSEd Schouten if (tmp_file != cmd_str) 173672fcea8cSEd Schouten free(tmp_file); 173772fcea8cSEd Schouten } 173872fcea8cSEd Schouten else if (compare(cmd_str, LINE, FALSE)) 173972fcea8cSEd Schouten { 174072fcea8cSEd Schouten wmove(com_win, 0, 0); 174172fcea8cSEd Schouten wclrtoeol(com_win); 174272fcea8cSEd Schouten wprintw(com_win, line_num_str, curr_line->line_number); 174372fcea8cSEd Schouten wprintw(com_win, line_len_str, curr_line->line_length); 174472fcea8cSEd Schouten } 174572fcea8cSEd Schouten else if (compare(cmd_str, FILE_str, FALSE)) 174672fcea8cSEd Schouten { 174772fcea8cSEd Schouten wmove(com_win, 0, 0); 174872fcea8cSEd Schouten wclrtoeol(com_win); 174972fcea8cSEd Schouten if (in_file_name == NULL) 175072fcea8cSEd Schouten wprintw(com_win, no_file_string); 175172fcea8cSEd Schouten else 175272fcea8cSEd Schouten wprintw(com_win, current_file_str, in_file_name); 175372fcea8cSEd Schouten } 175472fcea8cSEd Schouten else if ((*cmd_str >= '0') && (*cmd_str <= '9')) 175572fcea8cSEd Schouten goto_line(cmd_str); 175672fcea8cSEd Schouten else if (compare(cmd_str, CHARACTER, FALSE)) 175772fcea8cSEd Schouten { 175872fcea8cSEd Schouten wmove(com_win, 0, 0); 175972fcea8cSEd Schouten wclrtoeol(com_win); 176072fcea8cSEd Schouten wprintw(com_win, char_str, *point); 176172fcea8cSEd Schouten } 176272fcea8cSEd Schouten else if (compare(cmd_str, REDRAW, FALSE)) 176372fcea8cSEd Schouten redraw(); 176472fcea8cSEd Schouten else if (compare(cmd_str, RESEQUENCE, FALSE)) 176572fcea8cSEd Schouten { 176672fcea8cSEd Schouten tmp_line = first_line->next_line; 176772fcea8cSEd Schouten while (tmp_line != NULL) 176872fcea8cSEd Schouten { 176972fcea8cSEd Schouten tmp_line->line_number = tmp_line->prev_line->line_number + 1; 177072fcea8cSEd Schouten tmp_line = tmp_line->next_line; 177172fcea8cSEd Schouten } 177272fcea8cSEd Schouten } 177372fcea8cSEd Schouten else if (compare(cmd_str, AUTHOR, FALSE)) 177472fcea8cSEd Schouten { 177572fcea8cSEd Schouten wmove(com_win, 0, 0); 177672fcea8cSEd Schouten wclrtoeol(com_win); 177772fcea8cSEd Schouten wprintw(com_win, "written by Hugh Mahon"); 177872fcea8cSEd Schouten } 177972fcea8cSEd Schouten else if (compare(cmd_str, VERSION, FALSE)) 178072fcea8cSEd Schouten { 178172fcea8cSEd Schouten wmove(com_win, 0, 0); 178272fcea8cSEd Schouten wclrtoeol(com_win); 178372fcea8cSEd Schouten wprintw(com_win, "%s", version); 178472fcea8cSEd Schouten } 178572fcea8cSEd Schouten else if (compare(cmd_str, CASE, FALSE)) 178672fcea8cSEd Schouten case_sen = TRUE; 178772fcea8cSEd Schouten else if (compare(cmd_str, NOCASE, FALSE)) 178872fcea8cSEd Schouten case_sen = FALSE; 178972fcea8cSEd Schouten else if (compare(cmd_str, EXPAND, FALSE)) 179072fcea8cSEd Schouten expand_tabs = TRUE; 179172fcea8cSEd Schouten else if (compare(cmd_str, NOEXPAND, FALSE)) 179272fcea8cSEd Schouten expand_tabs = FALSE; 179372fcea8cSEd Schouten else if (compare(cmd_str, Exit_string, FALSE)) 179472fcea8cSEd Schouten finish(); 179572fcea8cSEd Schouten else if (compare(cmd_str, chinese_cmd, FALSE)) 179672fcea8cSEd Schouten { 179772fcea8cSEd Schouten ee_chinese = TRUE; 179872fcea8cSEd Schouten #ifdef NCURSE 179972fcea8cSEd Schouten nc_setattrib(A_NC_BIG5); 180072fcea8cSEd Schouten #endif /* NCURSE */ 180172fcea8cSEd Schouten } 180272fcea8cSEd Schouten else if (compare(cmd_str, nochinese_cmd, FALSE)) 180372fcea8cSEd Schouten { 180472fcea8cSEd Schouten ee_chinese = FALSE; 180572fcea8cSEd Schouten #ifdef NCURSE 180672fcea8cSEd Schouten nc_clearattrib(A_NC_BIG5); 180772fcea8cSEd Schouten #endif /* NCURSE */ 180872fcea8cSEd Schouten } 180972fcea8cSEd Schouten else if (compare(cmd_str, QUIT_string, FALSE)) 181072fcea8cSEd Schouten quit(0); 181172fcea8cSEd Schouten else if (*cmd_str == '!') 181272fcea8cSEd Schouten { 181372fcea8cSEd Schouten cmd_str++; 181472fcea8cSEd Schouten if ((*cmd_str == ' ') || (*cmd_str == 9)) 181572fcea8cSEd Schouten cmd_str = next_word(cmd_str); 181672fcea8cSEd Schouten sh_command(cmd_str); 181772fcea8cSEd Schouten } 181872fcea8cSEd Schouten else if ((*cmd_str == '<') && (!in_pipe)) 181972fcea8cSEd Schouten { 182072fcea8cSEd Schouten in_pipe = TRUE; 182172fcea8cSEd Schouten shell_fork = FALSE; 182272fcea8cSEd Schouten cmd_str++; 182372fcea8cSEd Schouten if ((*cmd_str == ' ') || (*cmd_str == '\t')) 182472fcea8cSEd Schouten cmd_str = next_word(cmd_str); 182572fcea8cSEd Schouten command(cmd_str); 182672fcea8cSEd Schouten in_pipe = FALSE; 182772fcea8cSEd Schouten shell_fork = TRUE; 182872fcea8cSEd Schouten } 182972fcea8cSEd Schouten else if ((*cmd_str == '>') && (!out_pipe)) 183072fcea8cSEd Schouten { 183172fcea8cSEd Schouten out_pipe = TRUE; 183272fcea8cSEd Schouten cmd_str++; 183372fcea8cSEd Schouten if ((*cmd_str == ' ') || (*cmd_str == '\t')) 183472fcea8cSEd Schouten cmd_str = next_word(cmd_str); 183572fcea8cSEd Schouten command(cmd_str); 183672fcea8cSEd Schouten out_pipe = FALSE; 183772fcea8cSEd Schouten } 183872fcea8cSEd Schouten else 183972fcea8cSEd Schouten { 184072fcea8cSEd Schouten wmove(com_win, 0, 0); 184172fcea8cSEd Schouten wclrtoeol(com_win); 184272fcea8cSEd Schouten wprintw(com_win, unkn_cmd_str, cmd_str); 184372fcea8cSEd Schouten } 184472fcea8cSEd Schouten if (cmd_str2 != NULL) 184572fcea8cSEd Schouten free(cmd_str2); 184672fcea8cSEd Schouten } 184772fcea8cSEd Schouten 1848*91517e3bSJohn Baldwin /* determine horizontal position for get_string */ 184972fcea8cSEd Schouten int 1850*91517e3bSJohn Baldwin scan(char *line, int offset, int column) 185172fcea8cSEd Schouten { 185272fcea8cSEd Schouten char *stemp; 185372fcea8cSEd Schouten int i; 185472fcea8cSEd Schouten int j; 185572fcea8cSEd Schouten 185672fcea8cSEd Schouten stemp = line; 185772fcea8cSEd Schouten i = 0; 185872fcea8cSEd Schouten j = column; 185972fcea8cSEd Schouten while (i < offset) 186072fcea8cSEd Schouten { 186172fcea8cSEd Schouten i++; 186272fcea8cSEd Schouten j += len_char(*stemp, j); 186372fcea8cSEd Schouten stemp++; 186472fcea8cSEd Schouten } 186572fcea8cSEd Schouten return(j); 186672fcea8cSEd Schouten } 186772fcea8cSEd Schouten 1868*91517e3bSJohn Baldwin /* read string from input on command line */ 186972fcea8cSEd Schouten char * 1870*91517e3bSJohn Baldwin get_string(char *prompt, int advance) 187172fcea8cSEd Schouten { 187272fcea8cSEd Schouten char *string; 187372fcea8cSEd Schouten char *tmp_string; 187472fcea8cSEd Schouten char *nam_str; 187572fcea8cSEd Schouten char *g_point; 187672fcea8cSEd Schouten int tmp_int; 187772fcea8cSEd Schouten int g_horz, g_position, g_pos; 187872fcea8cSEd Schouten int esc_flag; 187972fcea8cSEd Schouten 188072fcea8cSEd Schouten g_point = tmp_string = malloc(512); 188172fcea8cSEd Schouten wmove(com_win,0,0); 188272fcea8cSEd Schouten wclrtoeol(com_win); 188372fcea8cSEd Schouten waddstr(com_win, prompt); 188472fcea8cSEd Schouten wrefresh(com_win); 188572fcea8cSEd Schouten nam_str = tmp_string; 188672fcea8cSEd Schouten clear_com_win = TRUE; 188772fcea8cSEd Schouten g_horz = g_position = scan(prompt, strlen(prompt), 0); 188872fcea8cSEd Schouten g_pos = 0; 188972fcea8cSEd Schouten do 189072fcea8cSEd Schouten { 189172fcea8cSEd Schouten esc_flag = FALSE; 189272fcea8cSEd Schouten in = wgetch(com_win); 189372fcea8cSEd Schouten if (in == -1) 189496b676e9SEd Schouten exit(0); 189572fcea8cSEd Schouten if (((in == 8) || (in == 127) || (in == KEY_BACKSPACE)) && (g_pos > 0)) 189672fcea8cSEd Schouten { 189772fcea8cSEd Schouten tmp_int = g_horz; 189872fcea8cSEd Schouten g_pos--; 189972fcea8cSEd Schouten g_horz = scan(g_point, g_pos, g_position); 190072fcea8cSEd Schouten tmp_int = tmp_int - g_horz; 190172fcea8cSEd Schouten for (; 0 < tmp_int; tmp_int--) 190272fcea8cSEd Schouten { 190372fcea8cSEd Schouten if ((g_horz+tmp_int) < (last_col - 1)) 190472fcea8cSEd Schouten { 190572fcea8cSEd Schouten waddch(com_win, '\010'); 190672fcea8cSEd Schouten waddch(com_win, ' '); 190772fcea8cSEd Schouten waddch(com_win, '\010'); 190872fcea8cSEd Schouten } 190972fcea8cSEd Schouten } 191072fcea8cSEd Schouten nam_str--; 191172fcea8cSEd Schouten } 191272fcea8cSEd Schouten else if ((in != 8) && (in != 127) && (in != '\n') && (in != '\r') && (in < 256)) 191372fcea8cSEd Schouten { 191472fcea8cSEd Schouten if (in == '\026') /* control-v, accept next character verbatim */ 191572fcea8cSEd Schouten { /* allows entry of ^m, ^j, and ^h */ 191672fcea8cSEd Schouten esc_flag = TRUE; 191772fcea8cSEd Schouten in = wgetch(com_win); 191872fcea8cSEd Schouten if (in == -1) 191996b676e9SEd Schouten exit(0); 192072fcea8cSEd Schouten } 192172fcea8cSEd Schouten *nam_str = in; 192272fcea8cSEd Schouten g_pos++; 1923f39e07f3SAndrey A. Chernov if (!isprint((unsigned char)in) && (g_horz < (last_col - 1))) 192472fcea8cSEd Schouten g_horz += out_char(com_win, in, g_horz); 192572fcea8cSEd Schouten else 192672fcea8cSEd Schouten { 192772fcea8cSEd Schouten g_horz++; 192872fcea8cSEd Schouten if (g_horz < (last_col - 1)) 1929f39e07f3SAndrey A. Chernov waddch(com_win, (unsigned char)in); 193072fcea8cSEd Schouten } 193172fcea8cSEd Schouten nam_str++; 193272fcea8cSEd Schouten } 193372fcea8cSEd Schouten wrefresh(com_win); 193472fcea8cSEd Schouten if (esc_flag) 193596b676e9SEd Schouten in = '\0'; 193672fcea8cSEd Schouten } while ((in != '\n') && (in != '\r')); 193796b676e9SEd Schouten *nam_str = '\0'; 193872fcea8cSEd Schouten nam_str = tmp_string; 193972fcea8cSEd Schouten if (((*nam_str == ' ') || (*nam_str == 9)) && (advance)) 194072fcea8cSEd Schouten nam_str = next_word(nam_str); 194172fcea8cSEd Schouten string = malloc(strlen(nam_str) + 1); 194272fcea8cSEd Schouten strcpy(string, nam_str); 194372fcea8cSEd Schouten free(tmp_string); 194472fcea8cSEd Schouten wrefresh(com_win); 194572fcea8cSEd Schouten return(string); 194672fcea8cSEd Schouten } 194772fcea8cSEd Schouten 1948*91517e3bSJohn Baldwin /* compare two strings */ 194972fcea8cSEd Schouten int 1950*91517e3bSJohn Baldwin compare(char *string1, char *string2, int sensitive) 195172fcea8cSEd Schouten { 195272fcea8cSEd Schouten char *strng1; 195372fcea8cSEd Schouten char *strng2; 195472fcea8cSEd Schouten int tmp; 195572fcea8cSEd Schouten int equal; 195672fcea8cSEd Schouten 195772fcea8cSEd Schouten strng1 = string1; 195872fcea8cSEd Schouten strng2 = string2; 195972fcea8cSEd Schouten tmp = 0; 196096b676e9SEd Schouten if ((strng1 == NULL) || (strng2 == NULL) || (*strng1 == '\0') || (*strng2 == '\0')) 196172fcea8cSEd Schouten return(FALSE); 196272fcea8cSEd Schouten equal = TRUE; 196372fcea8cSEd Schouten while (equal) 196472fcea8cSEd Schouten { 196572fcea8cSEd Schouten if (sensitive) 196672fcea8cSEd Schouten { 196772fcea8cSEd Schouten if (*strng1 != *strng2) 196872fcea8cSEd Schouten equal = FALSE; 196972fcea8cSEd Schouten } 197072fcea8cSEd Schouten else 197172fcea8cSEd Schouten { 197231dcbfadSAndrey A. Chernov if (toupper((unsigned char)*strng1) != toupper((unsigned char)*strng2)) 197372fcea8cSEd Schouten equal = FALSE; 197472fcea8cSEd Schouten } 197572fcea8cSEd Schouten strng1++; 197672fcea8cSEd Schouten strng2++; 197796b676e9SEd Schouten if ((*strng1 == '\0') || (*strng2 == '\0') || (*strng1 == ' ') || (*strng2 == ' ')) 197872fcea8cSEd Schouten break; 197972fcea8cSEd Schouten tmp++; 198072fcea8cSEd Schouten } 198172fcea8cSEd Schouten return(equal); 198272fcea8cSEd Schouten } 198372fcea8cSEd Schouten 198472fcea8cSEd Schouten void 1985*91517e3bSJohn Baldwin goto_line(char *cmd_str) 198672fcea8cSEd Schouten { 198772fcea8cSEd Schouten int number; 198872fcea8cSEd Schouten int i; 198972fcea8cSEd Schouten char *ptr; 19907bf1ea96SEd Schouten char direction = '\0'; 199172fcea8cSEd Schouten struct text *t_line; 199272fcea8cSEd Schouten 199372fcea8cSEd Schouten ptr = cmd_str; 199472fcea8cSEd Schouten i= 0; 199572fcea8cSEd Schouten while ((*ptr >='0') && (*ptr <= '9')) 199672fcea8cSEd Schouten { 199772fcea8cSEd Schouten i= i * 10 + (*ptr - '0'); 199872fcea8cSEd Schouten ptr++; 199972fcea8cSEd Schouten } 200072fcea8cSEd Schouten number = i; 200172fcea8cSEd Schouten i = 0; 200272fcea8cSEd Schouten t_line = curr_line; 200372fcea8cSEd Schouten while ((t_line->line_number > number) && (t_line->prev_line != NULL)) 200472fcea8cSEd Schouten { 200572fcea8cSEd Schouten i++; 200672fcea8cSEd Schouten t_line = t_line->prev_line; 20077bf1ea96SEd Schouten direction = 'u'; 200872fcea8cSEd Schouten } 200972fcea8cSEd Schouten while ((t_line->line_number < number) && (t_line->next_line != NULL)) 201072fcea8cSEd Schouten { 201172fcea8cSEd Schouten i++; 20127bf1ea96SEd Schouten direction = 'd'; 201372fcea8cSEd Schouten t_line = t_line->next_line; 201472fcea8cSEd Schouten } 201572fcea8cSEd Schouten if ((i < 30) && (i > 0)) 201672fcea8cSEd Schouten { 201772fcea8cSEd Schouten move_rel(direction, i); 201872fcea8cSEd Schouten } 201972fcea8cSEd Schouten else 202072fcea8cSEd Schouten { 20217bf1ea96SEd Schouten if (direction != 'd') 202296b676e9SEd Schouten { 202396b676e9SEd Schouten absolute_lin += i; 202496b676e9SEd Schouten } 202596b676e9SEd Schouten else 202696b676e9SEd Schouten { 202796b676e9SEd Schouten absolute_lin -= i; 202896b676e9SEd Schouten } 202972fcea8cSEd Schouten curr_line = t_line; 203072fcea8cSEd Schouten point = curr_line->line; 203172fcea8cSEd Schouten position = 1; 203272fcea8cSEd Schouten midscreen((last_line / 2), point); 203372fcea8cSEd Schouten scr_pos = scr_horz; 203472fcea8cSEd Schouten } 203572fcea8cSEd Schouten wmove(com_win, 0, 0); 203672fcea8cSEd Schouten wclrtoeol(com_win); 203772fcea8cSEd Schouten wprintw(com_win, line_num_str, curr_line->line_number); 203872fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 203972fcea8cSEd Schouten } 204072fcea8cSEd Schouten 2041*91517e3bSJohn Baldwin /* put current line in middle of screen */ 204272fcea8cSEd Schouten void 2043*91517e3bSJohn Baldwin midscreen(int line, unsigned char *pnt) 204472fcea8cSEd Schouten { 204572fcea8cSEd Schouten struct text *mid_line; 204672fcea8cSEd Schouten int i; 204772fcea8cSEd Schouten 204872fcea8cSEd Schouten line = min(line, last_line); 204972fcea8cSEd Schouten mid_line = curr_line; 205072fcea8cSEd Schouten for (i = 0; ((i < line) && (curr_line->prev_line != NULL)); i++) 205172fcea8cSEd Schouten curr_line = curr_line->prev_line; 205272fcea8cSEd Schouten scr_vert = scr_horz = 0; 205372fcea8cSEd Schouten wmove(text_win, 0, 0); 205472fcea8cSEd Schouten draw_screen(); 205572fcea8cSEd Schouten scr_vert = i; 205672fcea8cSEd Schouten curr_line = mid_line; 205772fcea8cSEd Schouten scanline(pnt); 205872fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 205972fcea8cSEd Schouten } 206072fcea8cSEd Schouten 2061*91517e3bSJohn Baldwin /* get arguments from command line */ 206272fcea8cSEd Schouten void 2063*91517e3bSJohn Baldwin get_options(int numargs, char *arguments[]) 206472fcea8cSEd Schouten { 206572fcea8cSEd Schouten char *buff; 206672fcea8cSEd Schouten int count; 2067cfe04e82SEd Schouten struct files *temp_names = NULL; 206872fcea8cSEd Schouten char *name; 206972fcea8cSEd Schouten char *ptr; 2070cfe04e82SEd Schouten int no_more_opts = FALSE; 207172fcea8cSEd Schouten 207272fcea8cSEd Schouten /* 207372fcea8cSEd Schouten | see if editor was invoked as 'ree' (restricted mode) 207472fcea8cSEd Schouten */ 207572fcea8cSEd Schouten 207672fcea8cSEd Schouten if (!(name = strrchr(arguments[0], '/'))) 207772fcea8cSEd Schouten name = arguments[0]; 207872fcea8cSEd Schouten else 207972fcea8cSEd Schouten name++; 208072fcea8cSEd Schouten if (!strcmp(name, "ree")) 208172fcea8cSEd Schouten restricted = TRUE; 208272fcea8cSEd Schouten 208372fcea8cSEd Schouten top_of_stack = NULL; 208472fcea8cSEd Schouten input_file = FALSE; 208572fcea8cSEd Schouten recv_file = FALSE; 208672fcea8cSEd Schouten count = 1; 2087cfe04e82SEd Schouten while ((count < numargs)&& (!no_more_opts)) 208872fcea8cSEd Schouten { 208972fcea8cSEd Schouten buff = arguments[count]; 209072fcea8cSEd Schouten if (!strcmp("-i", buff)) 209172fcea8cSEd Schouten { 209272fcea8cSEd Schouten info_window = FALSE; 209372fcea8cSEd Schouten } 209472fcea8cSEd Schouten else if (!strcmp("-e", buff)) 209572fcea8cSEd Schouten { 209672fcea8cSEd Schouten expand_tabs = FALSE; 209772fcea8cSEd Schouten } 209872fcea8cSEd Schouten else if (!strcmp("-h", buff)) 209972fcea8cSEd Schouten { 210072fcea8cSEd Schouten nohighlight = TRUE; 210172fcea8cSEd Schouten } 210272fcea8cSEd Schouten else if (!strcmp("-?", buff)) 210372fcea8cSEd Schouten { 210472fcea8cSEd Schouten fprintf(stderr, usage0, arguments[0]); 21058f04da68SDimitry Andric fputs(usage1, stderr); 21068f04da68SDimitry Andric fputs(usage2, stderr); 21078f04da68SDimitry Andric fputs(usage3, stderr); 21088f04da68SDimitry Andric fputs(usage4, stderr); 210972fcea8cSEd Schouten exit(1); 211072fcea8cSEd Schouten } 211196b676e9SEd Schouten else if ((*buff == '+') && (start_at_line == NULL)) 211272fcea8cSEd Schouten { 211372fcea8cSEd Schouten buff++; 211472fcea8cSEd Schouten start_at_line = buff; 211572fcea8cSEd Schouten } 2116cfe04e82SEd Schouten else if (!(strcmp("--", buff))) 2117cfe04e82SEd Schouten no_more_opts = TRUE; 211872fcea8cSEd Schouten else 211972fcea8cSEd Schouten { 2120cfe04e82SEd Schouten count--; 2121cfe04e82SEd Schouten no_more_opts = TRUE; 2122cfe04e82SEd Schouten } 2123cfe04e82SEd Schouten count++; 2124cfe04e82SEd Schouten } 2125cfe04e82SEd Schouten while (count < numargs) 2126cfe04e82SEd Schouten { 2127cfe04e82SEd Schouten buff = arguments[count]; 212872fcea8cSEd Schouten if (top_of_stack == NULL) 212972fcea8cSEd Schouten { 213072fcea8cSEd Schouten temp_names = top_of_stack = name_alloc(); 213172fcea8cSEd Schouten } 213272fcea8cSEd Schouten else 213372fcea8cSEd Schouten { 213472fcea8cSEd Schouten temp_names->next_name = name_alloc(); 213572fcea8cSEd Schouten temp_names = temp_names->next_name; 213672fcea8cSEd Schouten } 213772fcea8cSEd Schouten ptr = temp_names->name = malloc(strlen(buff) + 1); 213896b676e9SEd Schouten while (*buff != '\0') 213972fcea8cSEd Schouten { 214072fcea8cSEd Schouten *ptr = *buff; 214172fcea8cSEd Schouten buff++; 214272fcea8cSEd Schouten ptr++; 214372fcea8cSEd Schouten } 214496b676e9SEd Schouten *ptr = '\0'; 214572fcea8cSEd Schouten temp_names->next_name = NULL; 214672fcea8cSEd Schouten input_file = TRUE; 214772fcea8cSEd Schouten recv_file = TRUE; 214872fcea8cSEd Schouten count++; 214972fcea8cSEd Schouten } 215072fcea8cSEd Schouten } 215172fcea8cSEd Schouten 2152*91517e3bSJohn Baldwin /* open or close files according to flags */ 215372fcea8cSEd Schouten void 2154*91517e3bSJohn Baldwin check_fp(void) 215572fcea8cSEd Schouten { 215672fcea8cSEd Schouten int line_num; 215772fcea8cSEd Schouten int temp; 215872fcea8cSEd Schouten struct stat buf; 215972fcea8cSEd Schouten 216072fcea8cSEd Schouten clear_com_win = TRUE; 216172fcea8cSEd Schouten tmp_vert = scr_vert; 216272fcea8cSEd Schouten tmp_horz = scr_horz; 216372fcea8cSEd Schouten tmp_line = curr_line; 216472fcea8cSEd Schouten if (input_file) 216572fcea8cSEd Schouten { 216672fcea8cSEd Schouten in_file_name = tmp_file = top_of_stack->name; 216772fcea8cSEd Schouten top_of_stack = top_of_stack->next_name; 216872fcea8cSEd Schouten } 216972fcea8cSEd Schouten temp = stat(tmp_file, &buf); 217072fcea8cSEd Schouten buf.st_mode &= ~07777; 217172fcea8cSEd Schouten if ((temp != -1) && (buf.st_mode != 0100000) && (buf.st_mode != 0)) 217272fcea8cSEd Schouten { 217372fcea8cSEd Schouten wprintw(com_win, file_is_dir_msg, tmp_file); 217472fcea8cSEd Schouten wrefresh(com_win); 217572fcea8cSEd Schouten if (input_file) 217672fcea8cSEd Schouten { 217772fcea8cSEd Schouten quit(0); 217872fcea8cSEd Schouten return; 217972fcea8cSEd Schouten } 218072fcea8cSEd Schouten else 218172fcea8cSEd Schouten return; 218272fcea8cSEd Schouten } 218372fcea8cSEd Schouten if ((get_fd = open(tmp_file, O_RDONLY)) == -1) 218472fcea8cSEd Schouten { 218572fcea8cSEd Schouten wmove(com_win, 0, 0); 218672fcea8cSEd Schouten wclrtoeol(com_win); 218772fcea8cSEd Schouten if (input_file) 218872fcea8cSEd Schouten wprintw(com_win, new_file_msg, tmp_file); 218972fcea8cSEd Schouten else 219072fcea8cSEd Schouten wprintw(com_win, cant_open_msg, tmp_file); 219172fcea8cSEd Schouten wrefresh(com_win); 219272fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 219372fcea8cSEd Schouten wrefresh(text_win); 219472fcea8cSEd Schouten recv_file = FALSE; 219572fcea8cSEd Schouten input_file = FALSE; 219672fcea8cSEd Schouten return; 219772fcea8cSEd Schouten } 219872fcea8cSEd Schouten else 219972fcea8cSEd Schouten get_file(tmp_file); 220072fcea8cSEd Schouten 220172fcea8cSEd Schouten recv_file = FALSE; 220272fcea8cSEd Schouten line_num = curr_line->line_number; 220372fcea8cSEd Schouten scr_vert = tmp_vert; 220472fcea8cSEd Schouten scr_horz = tmp_horz; 220572fcea8cSEd Schouten if (input_file) 220672fcea8cSEd Schouten curr_line= first_line; 220772fcea8cSEd Schouten else 220872fcea8cSEd Schouten curr_line = tmp_line; 220972fcea8cSEd Schouten point = curr_line->line; 221072fcea8cSEd Schouten draw_screen(); 221172fcea8cSEd Schouten if (input_file) 221272fcea8cSEd Schouten { 221372fcea8cSEd Schouten input_file = FALSE; 221472fcea8cSEd Schouten if (start_at_line != NULL) 221572fcea8cSEd Schouten { 221672fcea8cSEd Schouten line_num = atoi(start_at_line) - 1; 22177bf1ea96SEd Schouten move_rel('d', line_num); 221872fcea8cSEd Schouten line_num = 0; 221972fcea8cSEd Schouten start_at_line = NULL; 222072fcea8cSEd Schouten } 222172fcea8cSEd Schouten } 222272fcea8cSEd Schouten else 222372fcea8cSEd Schouten { 222472fcea8cSEd Schouten wmove(com_win, 0, 0); 222572fcea8cSEd Schouten wclrtoeol(com_win); 222672fcea8cSEd Schouten text_changes = TRUE; 222796b676e9SEd Schouten if ((tmp_file != NULL) && (*tmp_file != '\0')) 222872fcea8cSEd Schouten wprintw(com_win, file_read_fin_msg, tmp_file); 222972fcea8cSEd Schouten } 223072fcea8cSEd Schouten wrefresh(com_win); 223172fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 223272fcea8cSEd Schouten wrefresh(text_win); 223372fcea8cSEd Schouten } 223472fcea8cSEd Schouten 2235*91517e3bSJohn Baldwin /* read specified file into current buffer */ 223672fcea8cSEd Schouten void 2237*91517e3bSJohn Baldwin get_file(char *file_name) 223872fcea8cSEd Schouten { 223972fcea8cSEd Schouten int can_read; /* file has at least one character */ 224072fcea8cSEd Schouten int length; /* length of line read by read */ 224172fcea8cSEd Schouten int append; /* should text be appended to current line */ 224272fcea8cSEd Schouten struct text *temp_line; 224372fcea8cSEd Schouten char ro_flag = FALSE; 224472fcea8cSEd Schouten 224572fcea8cSEd Schouten if (recv_file) /* if reading a file */ 224672fcea8cSEd Schouten { 224772fcea8cSEd Schouten wmove(com_win, 0, 0); 224872fcea8cSEd Schouten wclrtoeol(com_win); 224972fcea8cSEd Schouten wprintw(com_win, reading_file_msg, file_name); 225072fcea8cSEd Schouten if (access(file_name, 2)) /* check permission to write */ 225172fcea8cSEd Schouten { 225272fcea8cSEd Schouten if ((errno == ENOTDIR) || (errno == EACCES) || (errno == EROFS) || (errno == ETXTBSY) || (errno == EFAULT)) 225372fcea8cSEd Schouten { 225472fcea8cSEd Schouten wprintw(com_win, read_only_msg); 225572fcea8cSEd Schouten ro_flag = TRUE; 225672fcea8cSEd Schouten } 225772fcea8cSEd Schouten } 225872fcea8cSEd Schouten wrefresh(com_win); 225972fcea8cSEd Schouten } 226072fcea8cSEd Schouten if (curr_line->line_length > 1) /* if current line is not blank */ 226172fcea8cSEd Schouten { 226272fcea8cSEd Schouten insert_line(FALSE); 226372fcea8cSEd Schouten left(FALSE); 226472fcea8cSEd Schouten append = FALSE; 226572fcea8cSEd Schouten } 226672fcea8cSEd Schouten else 226772fcea8cSEd Schouten append = TRUE; 226872fcea8cSEd Schouten can_read = FALSE; /* test if file has any characters */ 226972fcea8cSEd Schouten while (((length = read(get_fd, in_string, 512)) != 0) && (length != -1)) 227072fcea8cSEd Schouten { 227172fcea8cSEd Schouten can_read = TRUE; /* if set file has at least 1 character */ 227272fcea8cSEd Schouten get_line(length, in_string, &append); 227372fcea8cSEd Schouten } 227472fcea8cSEd Schouten if ((can_read) && (curr_line->line_length == 1)) 227572fcea8cSEd Schouten { 227672fcea8cSEd Schouten temp_line = curr_line->prev_line; 227772fcea8cSEd Schouten temp_line->next_line = curr_line->next_line; 227872fcea8cSEd Schouten if (temp_line->next_line != NULL) 227972fcea8cSEd Schouten temp_line->next_line->prev_line = temp_line; 228072fcea8cSEd Schouten if (curr_line->line != NULL) 228172fcea8cSEd Schouten free(curr_line->line); 228272fcea8cSEd Schouten free(curr_line); 228372fcea8cSEd Schouten curr_line = temp_line; 228472fcea8cSEd Schouten } 228572fcea8cSEd Schouten if (input_file) /* if this is the file to be edited display number of lines */ 228672fcea8cSEd Schouten { 228772fcea8cSEd Schouten wmove(com_win, 0, 0); 228872fcea8cSEd Schouten wclrtoeol(com_win); 228972fcea8cSEd Schouten wprintw(com_win, file_read_lines_msg, in_file_name, curr_line->line_number); 229072fcea8cSEd Schouten if (ro_flag) 229172fcea8cSEd Schouten wprintw(com_win, read_only_msg); 229272fcea8cSEd Schouten wrefresh(com_win); 229372fcea8cSEd Schouten } 229472fcea8cSEd Schouten else if (can_read) /* not input_file and file is non-zero size */ 229572fcea8cSEd Schouten text_changes = TRUE; 229672fcea8cSEd Schouten 229772fcea8cSEd Schouten if (recv_file) /* if reading a file */ 229872fcea8cSEd Schouten { 229972fcea8cSEd Schouten in = EOF; 230072fcea8cSEd Schouten } 230172fcea8cSEd Schouten } 230272fcea8cSEd Schouten 2303*91517e3bSJohn Baldwin /* read string and split into lines */ 230472fcea8cSEd Schouten void 2305*91517e3bSJohn Baldwin get_line(int length, unsigned char *in_string, int *append) 230672fcea8cSEd Schouten { 230772fcea8cSEd Schouten unsigned char *str1; 230872fcea8cSEd Schouten unsigned char *str2; 230972fcea8cSEd Schouten int num; /* offset from start of string */ 231072fcea8cSEd Schouten int char_count; /* length of new line (or added portion */ 231172fcea8cSEd Schouten int temp_counter; /* temporary counter value */ 231272fcea8cSEd Schouten struct text *tline; /* temporary pointer to new line */ 231372fcea8cSEd Schouten int first_time; /* if TRUE, the first time through the loop */ 231472fcea8cSEd Schouten 231572fcea8cSEd Schouten str2 = in_string; 231672fcea8cSEd Schouten num = 0; 231772fcea8cSEd Schouten first_time = TRUE; 231872fcea8cSEd Schouten while (num < length) 231972fcea8cSEd Schouten { 232072fcea8cSEd Schouten if (!first_time) 232172fcea8cSEd Schouten { 232272fcea8cSEd Schouten if (num < length) 232372fcea8cSEd Schouten { 232472fcea8cSEd Schouten str2++; 232572fcea8cSEd Schouten num++; 232672fcea8cSEd Schouten } 232772fcea8cSEd Schouten } 232872fcea8cSEd Schouten else 232972fcea8cSEd Schouten first_time = FALSE; 233072fcea8cSEd Schouten str1 = str2; 233172fcea8cSEd Schouten char_count = 1; 233272fcea8cSEd Schouten /* find end of line */ 233372fcea8cSEd Schouten while ((*str2 != '\n') && (num < length)) 233472fcea8cSEd Schouten { 233572fcea8cSEd Schouten str2++; 233672fcea8cSEd Schouten num++; 233772fcea8cSEd Schouten char_count++; 233872fcea8cSEd Schouten } 233972fcea8cSEd Schouten if (!(*append)) /* if not append to current line, insert new one */ 234072fcea8cSEd Schouten { 234172fcea8cSEd Schouten tline = txtalloc(); /* allocate data structure for next line */ 234296b676e9SEd Schouten tline->line_number = curr_line->line_number + 1; 234372fcea8cSEd Schouten tline->next_line = curr_line->next_line; 234472fcea8cSEd Schouten tline->prev_line = curr_line; 234572fcea8cSEd Schouten curr_line->next_line = tline; 234672fcea8cSEd Schouten if (tline->next_line != NULL) 234772fcea8cSEd Schouten tline->next_line->prev_line = tline; 234872fcea8cSEd Schouten curr_line = tline; 234972fcea8cSEd Schouten curr_line->line = point = (unsigned char *) malloc(char_count); 235072fcea8cSEd Schouten curr_line->line_length = char_count; 235172fcea8cSEd Schouten curr_line->max_length = char_count; 235272fcea8cSEd Schouten } 235372fcea8cSEd Schouten else 235472fcea8cSEd Schouten { 235572fcea8cSEd Schouten point = resiz_line(char_count, curr_line, curr_line->line_length); 235672fcea8cSEd Schouten curr_line->line_length += (char_count - 1); 235772fcea8cSEd Schouten } 235872fcea8cSEd Schouten for (temp_counter = 1; temp_counter < char_count; temp_counter++) 235972fcea8cSEd Schouten { 236072fcea8cSEd Schouten *point = *str1; 236172fcea8cSEd Schouten point++; 236272fcea8cSEd Schouten str1++; 236372fcea8cSEd Schouten } 236496b676e9SEd Schouten *point = '\0'; 236572fcea8cSEd Schouten *append = FALSE; 236672fcea8cSEd Schouten if ((num == length) && (*str2 != '\n')) 236772fcea8cSEd Schouten *append = TRUE; 236872fcea8cSEd Schouten } 236972fcea8cSEd Schouten } 237072fcea8cSEd Schouten 237172fcea8cSEd Schouten void 237272fcea8cSEd Schouten draw_screen() /* redraw the screen from current postion */ 237372fcea8cSEd Schouten { 237472fcea8cSEd Schouten struct text *temp_line; 237572fcea8cSEd Schouten unsigned char *line_out; 237672fcea8cSEd Schouten int temp_vert; 237772fcea8cSEd Schouten 237872fcea8cSEd Schouten temp_line = curr_line; 237972fcea8cSEd Schouten temp_vert = scr_vert; 238072fcea8cSEd Schouten wclrtobot(text_win); 238172fcea8cSEd Schouten while ((temp_line != NULL) && (temp_vert <= last_line)) 238272fcea8cSEd Schouten { 238372fcea8cSEd Schouten line_out = temp_line->line; 238472fcea8cSEd Schouten draw_line(temp_vert, 0, line_out, 1, temp_line->line_length); 238572fcea8cSEd Schouten temp_vert++; 238672fcea8cSEd Schouten temp_line = temp_line->next_line; 238772fcea8cSEd Schouten } 238872fcea8cSEd Schouten wmove(text_win, temp_vert, 0); 238972fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 239072fcea8cSEd Schouten } 239172fcea8cSEd Schouten 2392*91517e3bSJohn Baldwin /* prepare to exit edit session */ 239372fcea8cSEd Schouten void 2394*91517e3bSJohn Baldwin finish(void) 239572fcea8cSEd Schouten { 239672fcea8cSEd Schouten char *file_name = in_file_name; 239772fcea8cSEd Schouten 239872fcea8cSEd Schouten /* 239972fcea8cSEd Schouten | changes made here should be reflected in the 'save' 240072fcea8cSEd Schouten | portion of file_op() 240172fcea8cSEd Schouten */ 240272fcea8cSEd Schouten 240396b676e9SEd Schouten if ((file_name == NULL) || (*file_name == '\0')) 240472fcea8cSEd Schouten file_name = get_string(save_file_name_prompt, TRUE); 240572fcea8cSEd Schouten 240696b676e9SEd Schouten if ((file_name == NULL) || (*file_name == '\0')) 240772fcea8cSEd Schouten { 240872fcea8cSEd Schouten wmove(com_win, 0, 0); 240972fcea8cSEd Schouten wprintw(com_win, file_not_saved_msg); 241072fcea8cSEd Schouten wclrtoeol(com_win); 241172fcea8cSEd Schouten wrefresh(com_win); 241272fcea8cSEd Schouten clear_com_win = TRUE; 241372fcea8cSEd Schouten return; 241472fcea8cSEd Schouten } 241572fcea8cSEd Schouten 241672fcea8cSEd Schouten tmp_file = resolve_name(file_name); 241772fcea8cSEd Schouten if (tmp_file != file_name) 241872fcea8cSEd Schouten { 241972fcea8cSEd Schouten free(file_name); 242072fcea8cSEd Schouten file_name = tmp_file; 242172fcea8cSEd Schouten } 242272fcea8cSEd Schouten 2423cfe04e82SEd Schouten if (write_file(file_name, 1)) 242472fcea8cSEd Schouten { 242572fcea8cSEd Schouten text_changes = FALSE; 242672fcea8cSEd Schouten quit(0); 242772fcea8cSEd Schouten } 242872fcea8cSEd Schouten } 242972fcea8cSEd Schouten 2430*91517e3bSJohn Baldwin /* exit editor */ 243172fcea8cSEd Schouten int 2432*91517e3bSJohn Baldwin quit(int noverify) 243372fcea8cSEd Schouten { 243472fcea8cSEd Schouten char *ans; 243572fcea8cSEd Schouten 243672fcea8cSEd Schouten touchwin(text_win); 243772fcea8cSEd Schouten wrefresh(text_win); 243872fcea8cSEd Schouten if ((text_changes) && (!noverify)) 243972fcea8cSEd Schouten { 244072fcea8cSEd Schouten ans = get_string(changes_made_prompt, TRUE); 244131dcbfadSAndrey A. Chernov if (toupper((unsigned char)*ans) == toupper((unsigned char)*yes_char)) 244272fcea8cSEd Schouten text_changes = FALSE; 244372fcea8cSEd Schouten else 244472fcea8cSEd Schouten return(0); 244572fcea8cSEd Schouten free(ans); 244672fcea8cSEd Schouten } 244772fcea8cSEd Schouten if (top_of_stack == NULL) 244872fcea8cSEd Schouten { 244972fcea8cSEd Schouten if (info_window) 245072fcea8cSEd Schouten wrefresh(info_win); 245172fcea8cSEd Schouten wrefresh(com_win); 245272fcea8cSEd Schouten resetty(); 245372fcea8cSEd Schouten endwin(); 245472fcea8cSEd Schouten putchar('\n'); 245572fcea8cSEd Schouten exit(0); 245672fcea8cSEd Schouten } 245772fcea8cSEd Schouten else 245872fcea8cSEd Schouten { 245972fcea8cSEd Schouten delete_text(); 246072fcea8cSEd Schouten recv_file = TRUE; 246172fcea8cSEd Schouten input_file = TRUE; 246272fcea8cSEd Schouten check_fp(); 246372fcea8cSEd Schouten } 246472fcea8cSEd Schouten return(0); 246572fcea8cSEd Schouten } 246672fcea8cSEd Schouten 246772fcea8cSEd Schouten void 2468*91517e3bSJohn Baldwin edit_abort(int arg) 246972fcea8cSEd Schouten { 247072fcea8cSEd Schouten wrefresh(com_win); 247172fcea8cSEd Schouten resetty(); 247272fcea8cSEd Schouten endwin(); 247372fcea8cSEd Schouten putchar('\n'); 247472fcea8cSEd Schouten exit(1); 247572fcea8cSEd Schouten } 247672fcea8cSEd Schouten 247772fcea8cSEd Schouten void 2478*91517e3bSJohn Baldwin delete_text(void) 247972fcea8cSEd Schouten { 248072fcea8cSEd Schouten while (curr_line->next_line != NULL) 248172fcea8cSEd Schouten curr_line = curr_line->next_line; 248272fcea8cSEd Schouten while (curr_line != first_line) 248372fcea8cSEd Schouten { 248472fcea8cSEd Schouten free(curr_line->line); 248572fcea8cSEd Schouten curr_line = curr_line->prev_line; 248696b676e9SEd Schouten absolute_lin--; 248772fcea8cSEd Schouten free(curr_line->next_line); 248872fcea8cSEd Schouten } 248972fcea8cSEd Schouten curr_line->next_line = NULL; 249096b676e9SEd Schouten *curr_line->line = '\0'; 249172fcea8cSEd Schouten curr_line->line_length = 1; 249272fcea8cSEd Schouten curr_line->line_number = 1; 249372fcea8cSEd Schouten point = curr_line->line; 249472fcea8cSEd Schouten scr_pos = scr_vert = scr_horz = 0; 249572fcea8cSEd Schouten position = 1; 249672fcea8cSEd Schouten } 249772fcea8cSEd Schouten 249872fcea8cSEd Schouten int 2499*91517e3bSJohn Baldwin write_file(char *file_name, int warn_if_exists) 250072fcea8cSEd Schouten { 250172fcea8cSEd Schouten char cr; 250272fcea8cSEd Schouten char *tmp_point; 250372fcea8cSEd Schouten struct text *out_line; 250472fcea8cSEd Schouten int lines, charac; 250572fcea8cSEd Schouten int temp_pos; 250672fcea8cSEd Schouten int write_flag = TRUE; 250772fcea8cSEd Schouten 250872fcea8cSEd Schouten charac = lines = 0; 2509cfe04e82SEd Schouten if (warn_if_exists && 2510cfe04e82SEd Schouten ((in_file_name == NULL) || strcmp(in_file_name, file_name))) 251172fcea8cSEd Schouten { 251272fcea8cSEd Schouten if ((temp_fp = fopen(file_name, "r"))) 251372fcea8cSEd Schouten { 251472fcea8cSEd Schouten tmp_point = get_string(file_exists_prompt, TRUE); 251531dcbfadSAndrey A. Chernov if (toupper((unsigned char)*tmp_point) == toupper((unsigned char)*yes_char)) 251672fcea8cSEd Schouten write_flag = TRUE; 251772fcea8cSEd Schouten else 251872fcea8cSEd Schouten write_flag = FALSE; 251972fcea8cSEd Schouten fclose(temp_fp); 252072fcea8cSEd Schouten free(tmp_point); 252172fcea8cSEd Schouten } 252272fcea8cSEd Schouten } 252372fcea8cSEd Schouten 252472fcea8cSEd Schouten clear_com_win = TRUE; 252572fcea8cSEd Schouten 252672fcea8cSEd Schouten if (write_flag) 252772fcea8cSEd Schouten { 252872fcea8cSEd Schouten if ((temp_fp = fopen(file_name, "w")) == NULL) 252972fcea8cSEd Schouten { 253072fcea8cSEd Schouten clear_com_win = TRUE; 253172fcea8cSEd Schouten wmove(com_win,0,0); 253272fcea8cSEd Schouten wclrtoeol(com_win); 253372fcea8cSEd Schouten wprintw(com_win, create_file_fail_msg, file_name); 253472fcea8cSEd Schouten wrefresh(com_win); 253572fcea8cSEd Schouten return(FALSE); 253672fcea8cSEd Schouten } 253772fcea8cSEd Schouten else 253872fcea8cSEd Schouten { 253972fcea8cSEd Schouten wmove(com_win,0,0); 254072fcea8cSEd Schouten wclrtoeol(com_win); 254172fcea8cSEd Schouten wprintw(com_win, writing_file_msg, file_name); 254272fcea8cSEd Schouten wrefresh(com_win); 254372fcea8cSEd Schouten cr = '\n'; 254472fcea8cSEd Schouten out_line = first_line; 254572fcea8cSEd Schouten while (out_line != NULL) 254672fcea8cSEd Schouten { 254772fcea8cSEd Schouten temp_pos = 1; 254872fcea8cSEd Schouten tmp_point= out_line->line; 254972fcea8cSEd Schouten while (temp_pos < out_line->line_length) 255072fcea8cSEd Schouten { 255172fcea8cSEd Schouten putc(*tmp_point, temp_fp); 255272fcea8cSEd Schouten tmp_point++; 255372fcea8cSEd Schouten temp_pos++; 255472fcea8cSEd Schouten } 255572fcea8cSEd Schouten charac += out_line->line_length; 255672fcea8cSEd Schouten out_line = out_line->next_line; 255772fcea8cSEd Schouten putc(cr, temp_fp); 255872fcea8cSEd Schouten lines++; 255972fcea8cSEd Schouten } 256072fcea8cSEd Schouten fclose(temp_fp); 256172fcea8cSEd Schouten wmove(com_win,0,0); 256272fcea8cSEd Schouten wclrtoeol(com_win); 256372fcea8cSEd Schouten wprintw(com_win, file_written_msg, file_name, lines, charac); 256472fcea8cSEd Schouten wrefresh(com_win); 256572fcea8cSEd Schouten return(TRUE); 256672fcea8cSEd Schouten } 256772fcea8cSEd Schouten } 256872fcea8cSEd Schouten else 256972fcea8cSEd Schouten return(FALSE); 257072fcea8cSEd Schouten } 257172fcea8cSEd Schouten 2572*91517e3bSJohn Baldwin /* search for string in srch_str */ 257372fcea8cSEd Schouten int 2574*91517e3bSJohn Baldwin search(int display_message) 257572fcea8cSEd Schouten { 257672fcea8cSEd Schouten int lines_moved; 257772fcea8cSEd Schouten int iter; 257872fcea8cSEd Schouten int found; 257972fcea8cSEd Schouten 258096b676e9SEd Schouten if ((srch_str == NULL) || (*srch_str == '\0')) 258172fcea8cSEd Schouten return(FALSE); 258272fcea8cSEd Schouten if (display_message) 258372fcea8cSEd Schouten { 258472fcea8cSEd Schouten wmove(com_win, 0, 0); 258572fcea8cSEd Schouten wclrtoeol(com_win); 258672fcea8cSEd Schouten wprintw(com_win, searching_msg); 258772fcea8cSEd Schouten wrefresh(com_win); 258872fcea8cSEd Schouten clear_com_win = TRUE; 258972fcea8cSEd Schouten } 259072fcea8cSEd Schouten lines_moved = 0; 259172fcea8cSEd Schouten found = FALSE; 259272fcea8cSEd Schouten srch_line = curr_line; 259372fcea8cSEd Schouten srch_1 = point; 259472fcea8cSEd Schouten if (position < curr_line->line_length) 259572fcea8cSEd Schouten srch_1++; 259672fcea8cSEd Schouten iter = position + 1; 259772fcea8cSEd Schouten while ((!found) && (srch_line != NULL)) 259872fcea8cSEd Schouten { 259972fcea8cSEd Schouten while ((iter < srch_line->line_length) && (!found)) 260072fcea8cSEd Schouten { 260172fcea8cSEd Schouten srch_2 = srch_1; 260272fcea8cSEd Schouten if (case_sen) /* if case sensitive */ 260372fcea8cSEd Schouten { 260472fcea8cSEd Schouten srch_3 = srch_str; 260596b676e9SEd Schouten while ((*srch_2 == *srch_3) && (*srch_3 != '\0')) 260672fcea8cSEd Schouten { 260772fcea8cSEd Schouten found = TRUE; 260872fcea8cSEd Schouten srch_2++; 260972fcea8cSEd Schouten srch_3++; 261072fcea8cSEd Schouten } /* end while */ 261172fcea8cSEd Schouten } 261272fcea8cSEd Schouten else /* if not case sensitive */ 261372fcea8cSEd Schouten { 261472fcea8cSEd Schouten srch_3 = u_srch_str; 261596b676e9SEd Schouten while ((toupper(*srch_2) == *srch_3) && (*srch_3 != '\0')) 261672fcea8cSEd Schouten { 261772fcea8cSEd Schouten found = TRUE; 261872fcea8cSEd Schouten srch_2++; 261972fcea8cSEd Schouten srch_3++; 262072fcea8cSEd Schouten } 262172fcea8cSEd Schouten } /* end else */ 262296b676e9SEd Schouten if (!((*srch_3 == '\0') && (found))) 262372fcea8cSEd Schouten { 262472fcea8cSEd Schouten found = FALSE; 262572fcea8cSEd Schouten if (iter < srch_line->line_length) 262672fcea8cSEd Schouten srch_1++; 262772fcea8cSEd Schouten iter++; 262872fcea8cSEd Schouten } 262972fcea8cSEd Schouten } 263072fcea8cSEd Schouten if (!found) 263172fcea8cSEd Schouten { 263272fcea8cSEd Schouten srch_line = srch_line->next_line; 263372fcea8cSEd Schouten if (srch_line != NULL) 263472fcea8cSEd Schouten srch_1 = srch_line->line; 263572fcea8cSEd Schouten iter = 1; 263672fcea8cSEd Schouten lines_moved++; 263772fcea8cSEd Schouten } 263872fcea8cSEd Schouten } 263972fcea8cSEd Schouten if (found) 264072fcea8cSEd Schouten { 264172fcea8cSEd Schouten if (display_message) 264272fcea8cSEd Schouten { 264372fcea8cSEd Schouten wmove(com_win, 0, 0); 264472fcea8cSEd Schouten wclrtoeol(com_win); 264572fcea8cSEd Schouten wrefresh(com_win); 264672fcea8cSEd Schouten } 264772fcea8cSEd Schouten if (lines_moved == 0) 264872fcea8cSEd Schouten { 264972fcea8cSEd Schouten while (position < iter) 265072fcea8cSEd Schouten right(TRUE); 265172fcea8cSEd Schouten } 265272fcea8cSEd Schouten else 265372fcea8cSEd Schouten { 265472fcea8cSEd Schouten if (lines_moved < 30) 265572fcea8cSEd Schouten { 26567bf1ea96SEd Schouten move_rel('d', lines_moved); 265772fcea8cSEd Schouten while (position < iter) 265872fcea8cSEd Schouten right(TRUE); 265972fcea8cSEd Schouten } 266072fcea8cSEd Schouten else 266172fcea8cSEd Schouten { 266296b676e9SEd Schouten absolute_lin += lines_moved; 266372fcea8cSEd Schouten curr_line = srch_line; 266472fcea8cSEd Schouten point = srch_1; 266572fcea8cSEd Schouten position = iter; 266672fcea8cSEd Schouten scanline(point); 266772fcea8cSEd Schouten scr_pos = scr_horz; 266872fcea8cSEd Schouten midscreen((last_line / 2), point); 266972fcea8cSEd Schouten } 267072fcea8cSEd Schouten } 267172fcea8cSEd Schouten } 267272fcea8cSEd Schouten else 267372fcea8cSEd Schouten { 267472fcea8cSEd Schouten if (display_message) 267572fcea8cSEd Schouten { 267672fcea8cSEd Schouten wmove(com_win, 0, 0); 267772fcea8cSEd Schouten wclrtoeol(com_win); 267872fcea8cSEd Schouten wprintw(com_win, str_not_found_msg, srch_str); 267972fcea8cSEd Schouten wrefresh(com_win); 268072fcea8cSEd Schouten } 268172fcea8cSEd Schouten wmove(text_win, scr_vert,(scr_horz - horiz_offset)); 268272fcea8cSEd Schouten } 268372fcea8cSEd Schouten return(found); 268472fcea8cSEd Schouten } 268572fcea8cSEd Schouten 2686*91517e3bSJohn Baldwin /* prompt and read search string (srch_str) */ 268772fcea8cSEd Schouten void 2688*91517e3bSJohn Baldwin search_prompt(void) 268972fcea8cSEd Schouten { 269072fcea8cSEd Schouten if (srch_str != NULL) 269172fcea8cSEd Schouten free(srch_str); 269296b676e9SEd Schouten if ((u_srch_str != NULL) && (*u_srch_str != '\0')) 269372fcea8cSEd Schouten free(u_srch_str); 269472fcea8cSEd Schouten srch_str = get_string(search_prompt_str, FALSE); 269572fcea8cSEd Schouten gold = FALSE; 269672fcea8cSEd Schouten srch_3 = srch_str; 269772fcea8cSEd Schouten srch_1 = u_srch_str = malloc(strlen(srch_str) + 1); 269896b676e9SEd Schouten while (*srch_3 != '\0') 269972fcea8cSEd Schouten { 270072fcea8cSEd Schouten *srch_1 = toupper(*srch_3); 270172fcea8cSEd Schouten srch_1++; 270272fcea8cSEd Schouten srch_3++; 270372fcea8cSEd Schouten } 270496b676e9SEd Schouten *srch_1 = '\0'; 270572fcea8cSEd Schouten search(TRUE); 270672fcea8cSEd Schouten } 270772fcea8cSEd Schouten 2708*91517e3bSJohn Baldwin /* delete current character */ 270972fcea8cSEd Schouten void 2710*91517e3bSJohn Baldwin del_char(void) 271172fcea8cSEd Schouten { 271272fcea8cSEd Schouten in = 8; /* backspace */ 271372fcea8cSEd Schouten if (position < curr_line->line_length) /* if not end of line */ 271472fcea8cSEd Schouten { 271572fcea8cSEd Schouten if ((ee_chinese) && (*point > 127) && 271672fcea8cSEd Schouten ((curr_line->line_length - position) >= 2)) 271772fcea8cSEd Schouten { 271872fcea8cSEd Schouten point++; 271972fcea8cSEd Schouten position++; 272072fcea8cSEd Schouten } 272172fcea8cSEd Schouten position++; 272272fcea8cSEd Schouten point++; 272372fcea8cSEd Schouten scanline(point); 272472fcea8cSEd Schouten delete(TRUE); 272572fcea8cSEd Schouten } 272672fcea8cSEd Schouten else 272772fcea8cSEd Schouten { 27287bf1ea96SEd Schouten right(TRUE); 27297bf1ea96SEd Schouten delete(TRUE); 273072fcea8cSEd Schouten } 273172fcea8cSEd Schouten } 273272fcea8cSEd Schouten 2733*91517e3bSJohn Baldwin /* undelete last deleted character */ 273472fcea8cSEd Schouten void 2735*91517e3bSJohn Baldwin undel_char(void) 273672fcea8cSEd Schouten { 273772fcea8cSEd Schouten if (d_char[0] == '\n') /* insert line if last del_char deleted eol */ 273872fcea8cSEd Schouten insert_line(TRUE); 273972fcea8cSEd Schouten else 274072fcea8cSEd Schouten { 274172fcea8cSEd Schouten in = d_char[0]; 274272fcea8cSEd Schouten insert(in); 274396b676e9SEd Schouten if (d_char[1] != '\0') 274472fcea8cSEd Schouten { 274572fcea8cSEd Schouten in = d_char[1]; 274672fcea8cSEd Schouten insert(in); 274772fcea8cSEd Schouten } 274872fcea8cSEd Schouten } 274972fcea8cSEd Schouten } 275072fcea8cSEd Schouten 2751*91517e3bSJohn Baldwin /* delete word in front of cursor */ 275272fcea8cSEd Schouten void 2753*91517e3bSJohn Baldwin del_word(void) 275472fcea8cSEd Schouten { 275572fcea8cSEd Schouten int tposit; 275672fcea8cSEd Schouten int difference; 275772fcea8cSEd Schouten unsigned char *d_word2; 275872fcea8cSEd Schouten unsigned char *d_word3; 275972fcea8cSEd Schouten unsigned char tmp_char[3]; 276072fcea8cSEd Schouten 276172fcea8cSEd Schouten if (d_word != NULL) 276272fcea8cSEd Schouten free(d_word); 276372fcea8cSEd Schouten d_word = malloc(curr_line->line_length); 276472fcea8cSEd Schouten tmp_char[0] = d_char[0]; 276572fcea8cSEd Schouten tmp_char[1] = d_char[1]; 276672fcea8cSEd Schouten tmp_char[2] = d_char[2]; 276772fcea8cSEd Schouten d_word3 = point; 276872fcea8cSEd Schouten d_word2 = d_word; 276972fcea8cSEd Schouten tposit = position; 277072fcea8cSEd Schouten while ((tposit < curr_line->line_length) && 277172fcea8cSEd Schouten ((*d_word3 != ' ') && (*d_word3 != '\t'))) 277272fcea8cSEd Schouten { 277372fcea8cSEd Schouten tposit++; 277472fcea8cSEd Schouten *d_word2 = *d_word3; 277572fcea8cSEd Schouten d_word2++; 277672fcea8cSEd Schouten d_word3++; 277772fcea8cSEd Schouten } 277872fcea8cSEd Schouten while ((tposit < curr_line->line_length) && 277972fcea8cSEd Schouten ((*d_word3 == ' ') || (*d_word3 == '\t'))) 278072fcea8cSEd Schouten { 278172fcea8cSEd Schouten tposit++; 278272fcea8cSEd Schouten *d_word2 = *d_word3; 278372fcea8cSEd Schouten d_word2++; 278472fcea8cSEd Schouten d_word3++; 278572fcea8cSEd Schouten } 278696b676e9SEd Schouten *d_word2 = '\0'; 278772fcea8cSEd Schouten d_wrd_len = difference = d_word2 - d_word; 278872fcea8cSEd Schouten d_word2 = point; 278972fcea8cSEd Schouten while (tposit < curr_line->line_length) 279072fcea8cSEd Schouten { 279172fcea8cSEd Schouten tposit++; 279272fcea8cSEd Schouten *d_word2 = *d_word3; 279372fcea8cSEd Schouten d_word2++; 279472fcea8cSEd Schouten d_word3++; 279572fcea8cSEd Schouten } 279672fcea8cSEd Schouten curr_line->line_length -= difference; 279796b676e9SEd Schouten *d_word2 = '\0'; 279872fcea8cSEd Schouten draw_line(scr_vert, scr_horz,point,position,curr_line->line_length); 279972fcea8cSEd Schouten d_char[0] = tmp_char[0]; 280072fcea8cSEd Schouten d_char[1] = tmp_char[1]; 280172fcea8cSEd Schouten d_char[2] = tmp_char[2]; 280272fcea8cSEd Schouten text_changes = TRUE; 280372fcea8cSEd Schouten formatted = FALSE; 280472fcea8cSEd Schouten } 280572fcea8cSEd Schouten 2806*91517e3bSJohn Baldwin /* undelete last deleted word */ 280772fcea8cSEd Schouten void 2808*91517e3bSJohn Baldwin undel_word(void) 280972fcea8cSEd Schouten { 281072fcea8cSEd Schouten int temp; 281172fcea8cSEd Schouten int tposit; 281272fcea8cSEd Schouten unsigned char *tmp_old_ptr; 281372fcea8cSEd Schouten unsigned char *tmp_space; 281472fcea8cSEd Schouten unsigned char *tmp_ptr; 281572fcea8cSEd Schouten unsigned char *d_word_ptr; 281672fcea8cSEd Schouten 281772fcea8cSEd Schouten /* 281872fcea8cSEd Schouten | resize line to handle undeleted word 281972fcea8cSEd Schouten */ 282072fcea8cSEd Schouten if ((curr_line->max_length - (curr_line->line_length + d_wrd_len)) < 5) 282172fcea8cSEd Schouten point = resiz_line(d_wrd_len, curr_line, position); 282272fcea8cSEd Schouten tmp_ptr = tmp_space = malloc(curr_line->line_length + d_wrd_len); 282372fcea8cSEd Schouten d_word_ptr = d_word; 282472fcea8cSEd Schouten temp = 1; 282572fcea8cSEd Schouten /* 282672fcea8cSEd Schouten | copy d_word contents into temp space 282772fcea8cSEd Schouten */ 282872fcea8cSEd Schouten while (temp <= d_wrd_len) 282972fcea8cSEd Schouten { 283072fcea8cSEd Schouten temp++; 283172fcea8cSEd Schouten *tmp_ptr = *d_word_ptr; 283272fcea8cSEd Schouten tmp_ptr++; 283372fcea8cSEd Schouten d_word_ptr++; 283472fcea8cSEd Schouten } 283572fcea8cSEd Schouten tmp_old_ptr = point; 283672fcea8cSEd Schouten tposit = position; 283772fcea8cSEd Schouten /* 283872fcea8cSEd Schouten | copy contents of line from curent position to eol into 283972fcea8cSEd Schouten | temp space 284072fcea8cSEd Schouten */ 284172fcea8cSEd Schouten while (tposit < curr_line->line_length) 284272fcea8cSEd Schouten { 284372fcea8cSEd Schouten temp++; 284472fcea8cSEd Schouten tposit++; 284572fcea8cSEd Schouten *tmp_ptr = *tmp_old_ptr; 284672fcea8cSEd Schouten tmp_ptr++; 284772fcea8cSEd Schouten tmp_old_ptr++; 284872fcea8cSEd Schouten } 284972fcea8cSEd Schouten curr_line->line_length += d_wrd_len; 285072fcea8cSEd Schouten tmp_old_ptr = point; 285196b676e9SEd Schouten *tmp_ptr = '\0'; 285272fcea8cSEd Schouten tmp_ptr = tmp_space; 285372fcea8cSEd Schouten tposit = 1; 285472fcea8cSEd Schouten /* 285572fcea8cSEd Schouten | now copy contents from temp space back to original line 285672fcea8cSEd Schouten */ 285772fcea8cSEd Schouten while (tposit < temp) 285872fcea8cSEd Schouten { 285972fcea8cSEd Schouten tposit++; 286072fcea8cSEd Schouten *tmp_old_ptr = *tmp_ptr; 286172fcea8cSEd Schouten tmp_ptr++; 286272fcea8cSEd Schouten tmp_old_ptr++; 286372fcea8cSEd Schouten } 286496b676e9SEd Schouten *tmp_old_ptr = '\0'; 286572fcea8cSEd Schouten free(tmp_space); 286672fcea8cSEd Schouten draw_line(scr_vert, scr_horz, point, position, curr_line->line_length); 286772fcea8cSEd Schouten } 286872fcea8cSEd Schouten 2869*91517e3bSJohn Baldwin /* delete from cursor to end of line */ 287072fcea8cSEd Schouten void 2871*91517e3bSJohn Baldwin del_line(void) 287272fcea8cSEd Schouten { 287372fcea8cSEd Schouten unsigned char *dl1; 287472fcea8cSEd Schouten unsigned char *dl2; 287572fcea8cSEd Schouten int tposit; 287672fcea8cSEd Schouten 287772fcea8cSEd Schouten if (d_line != NULL) 287872fcea8cSEd Schouten free(d_line); 287972fcea8cSEd Schouten d_line = malloc(curr_line->line_length); 288072fcea8cSEd Schouten dl1 = d_line; 288172fcea8cSEd Schouten dl2 = point; 288272fcea8cSEd Schouten tposit = position; 288372fcea8cSEd Schouten while (tposit < curr_line->line_length) 288472fcea8cSEd Schouten { 288572fcea8cSEd Schouten *dl1 = *dl2; 288672fcea8cSEd Schouten dl1++; 288772fcea8cSEd Schouten dl2++; 288872fcea8cSEd Schouten tposit++; 288972fcea8cSEd Schouten } 289072fcea8cSEd Schouten dlt_line->line_length = 1 + tposit - position; 289196b676e9SEd Schouten *dl1 = '\0'; 289296b676e9SEd Schouten *point = '\0'; 289372fcea8cSEd Schouten curr_line->line_length = position; 289472fcea8cSEd Schouten wclrtoeol(text_win); 289572fcea8cSEd Schouten if (curr_line->next_line != NULL) 289672fcea8cSEd Schouten { 289772fcea8cSEd Schouten right(FALSE); 289872fcea8cSEd Schouten delete(FALSE); 289972fcea8cSEd Schouten } 290072fcea8cSEd Schouten text_changes = TRUE; 290172fcea8cSEd Schouten } 290272fcea8cSEd Schouten 2903*91517e3bSJohn Baldwin /* undelete last deleted line */ 290472fcea8cSEd Schouten void 2905*91517e3bSJohn Baldwin undel_line(void) 290672fcea8cSEd Schouten { 290772fcea8cSEd Schouten unsigned char *ud1; 290872fcea8cSEd Schouten unsigned char *ud2; 290972fcea8cSEd Schouten int tposit; 291072fcea8cSEd Schouten 291172fcea8cSEd Schouten if (dlt_line->line_length == 0) 291272fcea8cSEd Schouten return; 291372fcea8cSEd Schouten 291472fcea8cSEd Schouten insert_line(TRUE); 291572fcea8cSEd Schouten left(TRUE); 291672fcea8cSEd Schouten point = resiz_line(dlt_line->line_length, curr_line, position); 291772fcea8cSEd Schouten curr_line->line_length += dlt_line->line_length - 1; 291872fcea8cSEd Schouten ud1 = point; 291972fcea8cSEd Schouten ud2 = d_line; 292072fcea8cSEd Schouten tposit = 1; 292172fcea8cSEd Schouten while (tposit < dlt_line->line_length) 292272fcea8cSEd Schouten { 292372fcea8cSEd Schouten tposit++; 292472fcea8cSEd Schouten *ud1 = *ud2; 292572fcea8cSEd Schouten ud1++; 292672fcea8cSEd Schouten ud2++; 292772fcea8cSEd Schouten } 292896b676e9SEd Schouten *ud1 = '\0'; 292972fcea8cSEd Schouten draw_line(scr_vert, scr_horz,point,position,curr_line->line_length); 293072fcea8cSEd Schouten } 293172fcea8cSEd Schouten 2932*91517e3bSJohn Baldwin /* advance to next word */ 293372fcea8cSEd Schouten void 2934*91517e3bSJohn Baldwin adv_word(void) 293572fcea8cSEd Schouten { 293672fcea8cSEd Schouten while ((position < curr_line->line_length) && ((*point != 32) && (*point != 9))) 293772fcea8cSEd Schouten right(TRUE); 293872fcea8cSEd Schouten while ((position < curr_line->line_length) && ((*point == 32) || (*point == 9))) 293972fcea8cSEd Schouten right(TRUE); 294072fcea8cSEd Schouten } 294172fcea8cSEd Schouten 2942*91517e3bSJohn Baldwin /* move relative to current line */ 294372fcea8cSEd Schouten void 2944*91517e3bSJohn Baldwin move_rel(int direction, int lines) 294572fcea8cSEd Schouten { 294672fcea8cSEd Schouten int i; 294772fcea8cSEd Schouten char *tmp; 294872fcea8cSEd Schouten 29497bf1ea96SEd Schouten if (direction == 'u') 295072fcea8cSEd Schouten { 295172fcea8cSEd Schouten scr_pos = 0; 295272fcea8cSEd Schouten while (position > 1) 295372fcea8cSEd Schouten left(TRUE); 295472fcea8cSEd Schouten for (i = 0; i < lines; i++) 295572fcea8cSEd Schouten { 295672fcea8cSEd Schouten up(); 295772fcea8cSEd Schouten } 295872fcea8cSEd Schouten if ((last_line > 5) && ( scr_vert < 4)) 295972fcea8cSEd Schouten { 296072fcea8cSEd Schouten tmp = point; 296172fcea8cSEd Schouten tmp_line = curr_line; 296272fcea8cSEd Schouten for (i= 0;(i<5)&&(curr_line->prev_line != NULL); i++) 296372fcea8cSEd Schouten { 296472fcea8cSEd Schouten up(); 296572fcea8cSEd Schouten } 296672fcea8cSEd Schouten scr_vert = scr_vert + i; 296772fcea8cSEd Schouten curr_line = tmp_line; 296896b676e9SEd Schouten absolute_lin += i; 296972fcea8cSEd Schouten point = tmp; 297072fcea8cSEd Schouten scanline(point); 297172fcea8cSEd Schouten } 297272fcea8cSEd Schouten } 297372fcea8cSEd Schouten else 297472fcea8cSEd Schouten { 297572fcea8cSEd Schouten if ((position != 1) && (curr_line->next_line != NULL)) 297672fcea8cSEd Schouten { 297772fcea8cSEd Schouten nextline(); 297872fcea8cSEd Schouten scr_pos = scr_horz = 0; 297972fcea8cSEd Schouten if (horiz_offset) 298072fcea8cSEd Schouten { 298172fcea8cSEd Schouten horiz_offset = 0; 298272fcea8cSEd Schouten midscreen(scr_vert, point); 298372fcea8cSEd Schouten } 298472fcea8cSEd Schouten } 298572fcea8cSEd Schouten else 298672fcea8cSEd Schouten adv_line(); 298772fcea8cSEd Schouten for (i = 1; i < lines; i++) 298872fcea8cSEd Schouten { 298972fcea8cSEd Schouten down(); 299072fcea8cSEd Schouten } 299172fcea8cSEd Schouten if ((last_line > 10) && (scr_vert > (last_line - 5))) 299272fcea8cSEd Schouten { 299372fcea8cSEd Schouten tmp = point; 299472fcea8cSEd Schouten tmp_line = curr_line; 299572fcea8cSEd Schouten for (i=0; (i<5) && (curr_line->next_line != NULL); i++) 299672fcea8cSEd Schouten { 299772fcea8cSEd Schouten down(); 299872fcea8cSEd Schouten } 299996b676e9SEd Schouten absolute_lin -= i; 300072fcea8cSEd Schouten scr_vert = scr_vert - i; 300172fcea8cSEd Schouten curr_line = tmp_line; 300272fcea8cSEd Schouten point = tmp; 300372fcea8cSEd Schouten scanline(point); 300472fcea8cSEd Schouten } 300572fcea8cSEd Schouten } 300672fcea8cSEd Schouten wmove(text_win, scr_vert, (scr_horz - horiz_offset)); 300772fcea8cSEd Schouten } 300872fcea8cSEd Schouten 3009*91517e3bSJohn Baldwin /* go to end of line */ 301072fcea8cSEd Schouten void 3011*91517e3bSJohn Baldwin eol(void) 301272fcea8cSEd Schouten { 301372fcea8cSEd Schouten if (position < curr_line->line_length) 301472fcea8cSEd Schouten { 301572fcea8cSEd Schouten while (position < curr_line->line_length) 301672fcea8cSEd Schouten right(TRUE); 301772fcea8cSEd Schouten } 301872fcea8cSEd Schouten else if (curr_line->next_line != NULL) 301972fcea8cSEd Schouten { 302072fcea8cSEd Schouten right(TRUE); 302172fcea8cSEd Schouten while (position < curr_line->line_length) 302272fcea8cSEd Schouten right(TRUE); 302372fcea8cSEd Schouten } 302472fcea8cSEd Schouten } 302572fcea8cSEd Schouten 3026*91517e3bSJohn Baldwin /* move to beginning of line */ 302772fcea8cSEd Schouten void 3028*91517e3bSJohn Baldwin bol(void) 302972fcea8cSEd Schouten { 303072fcea8cSEd Schouten if (point != curr_line->line) 303172fcea8cSEd Schouten { 303272fcea8cSEd Schouten while (point != curr_line->line) 303372fcea8cSEd Schouten left(TRUE); 303472fcea8cSEd Schouten } 303572fcea8cSEd Schouten else if (curr_line->prev_line != NULL) 303672fcea8cSEd Schouten { 303772fcea8cSEd Schouten scr_pos = 0; 303872fcea8cSEd Schouten up(); 303972fcea8cSEd Schouten } 304072fcea8cSEd Schouten } 304172fcea8cSEd Schouten 3042*91517e3bSJohn Baldwin /* advance to beginning of next line */ 304372fcea8cSEd Schouten void 3044*91517e3bSJohn Baldwin adv_line(void) 304572fcea8cSEd Schouten { 304672fcea8cSEd Schouten if ((point != curr_line->line) || (scr_pos > 0)) 304772fcea8cSEd Schouten { 304872fcea8cSEd Schouten while (position < curr_line->line_length) 304972fcea8cSEd Schouten right(TRUE); 305072fcea8cSEd Schouten right(TRUE); 305172fcea8cSEd Schouten } 305272fcea8cSEd Schouten else if (curr_line->next_line != NULL) 305372fcea8cSEd Schouten { 305472fcea8cSEd Schouten scr_pos = 0; 305572fcea8cSEd Schouten down(); 305672fcea8cSEd Schouten } 305772fcea8cSEd Schouten } 305872fcea8cSEd Schouten 305972fcea8cSEd Schouten void 3060*91517e3bSJohn Baldwin from_top(void) 306196b676e9SEd Schouten { 306296b676e9SEd Schouten struct text *tmpline = first_line; 306396b676e9SEd Schouten int x = 1; 306496b676e9SEd Schouten 306596b676e9SEd Schouten while ((tmpline != NULL) && (tmpline != curr_line)) 306696b676e9SEd Schouten { 306796b676e9SEd Schouten x++; 306896b676e9SEd Schouten tmpline = tmpline->next_line; 306996b676e9SEd Schouten } 307096b676e9SEd Schouten absolute_lin = x; 307196b676e9SEd Schouten } 307296b676e9SEd Schouten 3073*91517e3bSJohn Baldwin /* execute shell command */ 307496b676e9SEd Schouten void 3075*91517e3bSJohn Baldwin sh_command(char *string) 307672fcea8cSEd Schouten { 307772fcea8cSEd Schouten char *temp_point; 307872fcea8cSEd Schouten char *last_slash; 307972fcea8cSEd Schouten char *path; /* directory path to executable */ 308072fcea8cSEd Schouten int parent; /* zero if child, child's pid if parent */ 308172fcea8cSEd Schouten int value; 308272fcea8cSEd Schouten int return_val; 308372fcea8cSEd Schouten struct text *line_holder; 308472fcea8cSEd Schouten 308572fcea8cSEd Schouten if (restrict_mode()) 308672fcea8cSEd Schouten { 308772fcea8cSEd Schouten return; 308872fcea8cSEd Schouten } 308972fcea8cSEd Schouten 309072fcea8cSEd Schouten if (!(path = getenv("SHELL"))) 309172fcea8cSEd Schouten path = "/bin/sh"; 309272fcea8cSEd Schouten last_slash = temp_point = path; 309396b676e9SEd Schouten while (*temp_point != '\0') 309472fcea8cSEd Schouten { 309572fcea8cSEd Schouten if (*temp_point == '/') 309672fcea8cSEd Schouten last_slash = ++temp_point; 309772fcea8cSEd Schouten else 309872fcea8cSEd Schouten temp_point++; 309972fcea8cSEd Schouten } 310072fcea8cSEd Schouten 310172fcea8cSEd Schouten /* 310272fcea8cSEd Schouten | if in_pipe is true, then output of the shell operation will be 310372fcea8cSEd Schouten | read by the editor, and curses doesn't need to be turned off 310472fcea8cSEd Schouten */ 310572fcea8cSEd Schouten 310672fcea8cSEd Schouten if (!in_pipe) 310772fcea8cSEd Schouten { 310872fcea8cSEd Schouten keypad(com_win, FALSE); 310972fcea8cSEd Schouten keypad(text_win, FALSE); 311072fcea8cSEd Schouten echo(); 311172fcea8cSEd Schouten nl(); 311272fcea8cSEd Schouten noraw(); 311372fcea8cSEd Schouten resetty(); 311472fcea8cSEd Schouten 311572fcea8cSEd Schouten #ifndef NCURSE 311672fcea8cSEd Schouten endwin(); 311772fcea8cSEd Schouten #endif 311872fcea8cSEd Schouten } 311972fcea8cSEd Schouten 312072fcea8cSEd Schouten if (in_pipe) 312172fcea8cSEd Schouten { 312272fcea8cSEd Schouten pipe(pipe_in); /* create a pipe */ 312372fcea8cSEd Schouten parent = fork(); 312472fcea8cSEd Schouten if (!parent) /* if the child */ 312572fcea8cSEd Schouten { 312672fcea8cSEd Schouten /* 312772fcea8cSEd Schouten | child process which will fork and exec shell command (if shell output is 312872fcea8cSEd Schouten | to be read by editor) 312972fcea8cSEd Schouten */ 313072fcea8cSEd Schouten in_pipe = FALSE; 313172fcea8cSEd Schouten /* 313272fcea8cSEd Schouten | redirect stdout to pipe 313372fcea8cSEd Schouten */ 313472fcea8cSEd Schouten temp_stdout = dup(1); 313572fcea8cSEd Schouten close(1); 313672fcea8cSEd Schouten dup(pipe_in[1]); 313772fcea8cSEd Schouten /* 313872fcea8cSEd Schouten | redirect stderr to pipe 313972fcea8cSEd Schouten */ 314072fcea8cSEd Schouten temp_stderr = dup(2); 314172fcea8cSEd Schouten close(2); 314272fcea8cSEd Schouten dup(pipe_in[1]); 314372fcea8cSEd Schouten close(pipe_in[1]); 314472fcea8cSEd Schouten /* 314572fcea8cSEd Schouten | child will now continue down 'if (!in_pipe)' 314672fcea8cSEd Schouten | path below 314772fcea8cSEd Schouten */ 314872fcea8cSEd Schouten } 314972fcea8cSEd Schouten else /* if the parent */ 315072fcea8cSEd Schouten { 315172fcea8cSEd Schouten /* 315272fcea8cSEd Schouten | prepare editor to read from the pipe 315372fcea8cSEd Schouten */ 315472fcea8cSEd Schouten signal(SIGCHLD, SIG_IGN); 315572fcea8cSEd Schouten line_holder = curr_line; 315672fcea8cSEd Schouten tmp_vert = scr_vert; 315772fcea8cSEd Schouten close(pipe_in[1]); 315872fcea8cSEd Schouten get_fd = pipe_in[0]; 315972fcea8cSEd Schouten get_file(""); 316072fcea8cSEd Schouten close(pipe_in[0]); 316172fcea8cSEd Schouten scr_vert = tmp_vert; 316272fcea8cSEd Schouten scr_horz = scr_pos = 0; 316372fcea8cSEd Schouten position = 1; 316472fcea8cSEd Schouten curr_line = line_holder; 316596b676e9SEd Schouten from_top(); 316672fcea8cSEd Schouten point = curr_line->line; 316772fcea8cSEd Schouten out_pipe = FALSE; 316872fcea8cSEd Schouten signal(SIGCHLD, SIG_DFL); 316972fcea8cSEd Schouten /* 317072fcea8cSEd Schouten | since flag "in_pipe" is still TRUE, the path which waits for the child 317172fcea8cSEd Schouten | process to die will be avoided. 317272fcea8cSEd Schouten | (the pipe is closed, no more output can be expected) 317372fcea8cSEd Schouten */ 317472fcea8cSEd Schouten } 317572fcea8cSEd Schouten } 317672fcea8cSEd Schouten if (!in_pipe) 317772fcea8cSEd Schouten { 317872fcea8cSEd Schouten signal(SIGINT, SIG_IGN); 317972fcea8cSEd Schouten if (out_pipe) 318072fcea8cSEd Schouten { 318172fcea8cSEd Schouten pipe(pipe_out); 318272fcea8cSEd Schouten } 318372fcea8cSEd Schouten /* 318472fcea8cSEd Schouten | fork process which will exec command 318572fcea8cSEd Schouten */ 318672fcea8cSEd Schouten parent = fork(); 318772fcea8cSEd Schouten if (!parent) /* if the child */ 318872fcea8cSEd Schouten { 318972fcea8cSEd Schouten if (shell_fork) 319072fcea8cSEd Schouten putchar('\n'); 319172fcea8cSEd Schouten if (out_pipe) 319272fcea8cSEd Schouten { 319372fcea8cSEd Schouten /* 319472fcea8cSEd Schouten | prepare the child process (soon to exec a shell command) to read from the 319572fcea8cSEd Schouten | pipe (which will be output from the editor's buffer) 319672fcea8cSEd Schouten */ 319772fcea8cSEd Schouten close(0); 319872fcea8cSEd Schouten dup(pipe_out[0]); 319972fcea8cSEd Schouten close(pipe_out[0]); 320072fcea8cSEd Schouten close(pipe_out[1]); 320172fcea8cSEd Schouten } 320272fcea8cSEd Schouten for (value = 1; value < 24; value++) 320372fcea8cSEd Schouten signal(value, SIG_DFL); 320496b676e9SEd Schouten execl(path, last_slash, "-c", string, NULL); 320596b676e9SEd Schouten fprintf(stderr, exec_err_msg, path); 320696b676e9SEd Schouten exit(-1); 320772fcea8cSEd Schouten } 320872fcea8cSEd Schouten else /* if the parent */ 320972fcea8cSEd Schouten { 321072fcea8cSEd Schouten if (out_pipe) 321172fcea8cSEd Schouten { 321272fcea8cSEd Schouten /* 321372fcea8cSEd Schouten | output the contents of the buffer to the pipe (to be read by the 321472fcea8cSEd Schouten | process forked and exec'd above as stdin) 321572fcea8cSEd Schouten */ 321672fcea8cSEd Schouten close(pipe_out[0]); 321772fcea8cSEd Schouten line_holder = first_line; 321872fcea8cSEd Schouten while (line_holder != NULL) 321972fcea8cSEd Schouten { 322072fcea8cSEd Schouten write(pipe_out[1], line_holder->line, (line_holder->line_length-1)); 322172fcea8cSEd Schouten write(pipe_out[1], "\n", 1); 322272fcea8cSEd Schouten line_holder = line_holder->next_line; 322372fcea8cSEd Schouten } 322472fcea8cSEd Schouten close(pipe_out[1]); 322572fcea8cSEd Schouten out_pipe = FALSE; 322672fcea8cSEd Schouten } 322772fcea8cSEd Schouten do 322872fcea8cSEd Schouten { 322972fcea8cSEd Schouten return_val = wait((int *) 0); 323072fcea8cSEd Schouten } 323172fcea8cSEd Schouten while ((return_val != parent) && (return_val != -1)); 323272fcea8cSEd Schouten /* 323372fcea8cSEd Schouten | if this process is actually the child of the editor, exit. Here's how it 323472fcea8cSEd Schouten | works: 323572fcea8cSEd Schouten | The editor forks a process. If output must be sent to the command to be 323672fcea8cSEd Schouten | exec'd another process is forked, and that process (the child's child) 323772fcea8cSEd Schouten | will exec the command. In this case, "shell_fork" will be FALSE. If no 323872fcea8cSEd Schouten | output is to be performed to the shell command, "shell_fork" will be TRUE. 323972fcea8cSEd Schouten | If this is the editor process, shell_fork will be true, otherwise this is 324072fcea8cSEd Schouten | the child of the edit process. 324172fcea8cSEd Schouten */ 324272fcea8cSEd Schouten if (!shell_fork) 324372fcea8cSEd Schouten exit(0); 324472fcea8cSEd Schouten } 324572fcea8cSEd Schouten signal(SIGINT, edit_abort); 324672fcea8cSEd Schouten } 324772fcea8cSEd Schouten if (shell_fork) 324872fcea8cSEd Schouten { 32498f04da68SDimitry Andric fputs(continue_msg, stdout); 325072fcea8cSEd Schouten fflush(stdout); 325172fcea8cSEd Schouten while ((in = getchar()) != '\n') 325272fcea8cSEd Schouten ; 325372fcea8cSEd Schouten } 325472fcea8cSEd Schouten 325572fcea8cSEd Schouten if (!in_pipe) 325672fcea8cSEd Schouten { 325772fcea8cSEd Schouten fixterm(); 325872fcea8cSEd Schouten noecho(); 325972fcea8cSEd Schouten nonl(); 326072fcea8cSEd Schouten raw(); 326172fcea8cSEd Schouten keypad(text_win, TRUE); 326272fcea8cSEd Schouten keypad(com_win, TRUE); 326372fcea8cSEd Schouten if (info_window) 326472fcea8cSEd Schouten clearok(info_win, TRUE); 326572fcea8cSEd Schouten } 326672fcea8cSEd Schouten 326772fcea8cSEd Schouten redraw(); 326872fcea8cSEd Schouten } 326972fcea8cSEd Schouten 3270*91517e3bSJohn Baldwin /* set up the terminal for operating with ae */ 327172fcea8cSEd Schouten void 3272*91517e3bSJohn Baldwin set_up_term(void) 327372fcea8cSEd Schouten { 327472fcea8cSEd Schouten if (!curses_initialized) 327572fcea8cSEd Schouten { 327672fcea8cSEd Schouten initscr(); 327772fcea8cSEd Schouten savetty(); 327872fcea8cSEd Schouten noecho(); 327972fcea8cSEd Schouten raw(); 328072fcea8cSEd Schouten nonl(); 328172fcea8cSEd Schouten curses_initialized = TRUE; 328272fcea8cSEd Schouten } 328372fcea8cSEd Schouten 328472fcea8cSEd Schouten if (((LINES > 15) && (COLS >= 80)) && info_window) 328572fcea8cSEd Schouten last_line = LINES - 8; 328672fcea8cSEd Schouten else 328772fcea8cSEd Schouten { 328872fcea8cSEd Schouten info_window = FALSE; 328972fcea8cSEd Schouten last_line = LINES - 2; 329072fcea8cSEd Schouten } 329172fcea8cSEd Schouten 329272fcea8cSEd Schouten idlok(stdscr, TRUE); 329372fcea8cSEd Schouten com_win = newwin(1, COLS, (LINES - 1), 0); 329472fcea8cSEd Schouten keypad(com_win, TRUE); 329572fcea8cSEd Schouten idlok(com_win, TRUE); 329672fcea8cSEd Schouten wrefresh(com_win); 329772fcea8cSEd Schouten if (!info_window) 329872fcea8cSEd Schouten text_win = newwin((LINES - 1), COLS, 0, 0); 329972fcea8cSEd Schouten else 330072fcea8cSEd Schouten text_win = newwin((LINES - 7), COLS, 6, 0); 330172fcea8cSEd Schouten keypad(text_win, TRUE); 330272fcea8cSEd Schouten idlok(text_win, TRUE); 330372fcea8cSEd Schouten wrefresh(text_win); 330472fcea8cSEd Schouten help_win = newwin((LINES - 1), COLS, 0, 0); 330572fcea8cSEd Schouten keypad(help_win, TRUE); 330672fcea8cSEd Schouten idlok(help_win, TRUE); 330772fcea8cSEd Schouten if (info_window) 330872fcea8cSEd Schouten { 330972fcea8cSEd Schouten info_type = CONTROL_KEYS; 331096b676e9SEd Schouten info_win = newwin(6, COLS, 0, 0); 331172fcea8cSEd Schouten werase(info_win); 331272fcea8cSEd Schouten paint_info_win(); 331372fcea8cSEd Schouten } 331472fcea8cSEd Schouten 331572fcea8cSEd Schouten last_col = COLS - 1; 331672fcea8cSEd Schouten local_LINES = LINES; 331772fcea8cSEd Schouten local_COLS = COLS; 331872fcea8cSEd Schouten 331972fcea8cSEd Schouten #ifdef NCURSE 332072fcea8cSEd Schouten if (ee_chinese) 332172fcea8cSEd Schouten nc_setattrib(A_NC_BIG5); 332272fcea8cSEd Schouten #endif /* NCURSE */ 332372fcea8cSEd Schouten 332472fcea8cSEd Schouten } 332572fcea8cSEd Schouten 332672fcea8cSEd Schouten void 3327*91517e3bSJohn Baldwin resize_check(void) 332872fcea8cSEd Schouten { 332972fcea8cSEd Schouten if ((LINES == local_LINES) && (COLS == local_COLS)) 333072fcea8cSEd Schouten return; 333172fcea8cSEd Schouten 333272fcea8cSEd Schouten if (info_window) 333372fcea8cSEd Schouten delwin(info_win); 333472fcea8cSEd Schouten delwin(text_win); 333572fcea8cSEd Schouten delwin(com_win); 333672fcea8cSEd Schouten delwin(help_win); 333772fcea8cSEd Schouten set_up_term(); 333872fcea8cSEd Schouten redraw(); 333972fcea8cSEd Schouten wrefresh(text_win); 334072fcea8cSEd Schouten } 334172fcea8cSEd Schouten 334272fcea8cSEd Schouten static char item_alpha[] = "abcdefghijklmnopqrstuvwxyz0123456789 "; 334372fcea8cSEd Schouten 334472fcea8cSEd Schouten int 3345*91517e3bSJohn Baldwin menu_op(struct menu_entries menu_list[]) 334672fcea8cSEd Schouten { 334772fcea8cSEd Schouten WINDOW *temp_win; 334872fcea8cSEd Schouten int max_width, max_height; 334972fcea8cSEd Schouten int x_off, y_off; 335072fcea8cSEd Schouten int counter; 335172fcea8cSEd Schouten int length; 335272fcea8cSEd Schouten int input; 335396b676e9SEd Schouten int temp; 335472fcea8cSEd Schouten int list_size; 335572fcea8cSEd Schouten int top_offset; /* offset from top where menu items start */ 335672fcea8cSEd Schouten int vert_pos; /* vertical position */ 335772fcea8cSEd Schouten int vert_size; /* vertical size for menu list item display */ 335872fcea8cSEd Schouten int off_start = 1; /* offset from start of menu items to start display */ 335972fcea8cSEd Schouten 336072fcea8cSEd Schouten 336172fcea8cSEd Schouten /* 336272fcea8cSEd Schouten | determine number and width of menu items 336372fcea8cSEd Schouten */ 336472fcea8cSEd Schouten 336572fcea8cSEd Schouten list_size = 1; 336672fcea8cSEd Schouten while (menu_list[list_size + 1].item_string != NULL) 336772fcea8cSEd Schouten list_size++; 336872fcea8cSEd Schouten max_width = 0; 336972fcea8cSEd Schouten for (counter = 0; counter <= list_size; counter++) 337072fcea8cSEd Schouten { 337172fcea8cSEd Schouten if ((length = strlen(menu_list[counter].item_string)) > max_width) 337272fcea8cSEd Schouten max_width = length; 337372fcea8cSEd Schouten } 337472fcea8cSEd Schouten max_width += 3; 337572fcea8cSEd Schouten max_width = max(max_width, strlen(menu_cancel_msg)); 337672fcea8cSEd Schouten max_width = max(max_width, max(strlen(more_above_str), strlen(more_below_str))); 337772fcea8cSEd Schouten max_width += 6; 337872fcea8cSEd Schouten 337972fcea8cSEd Schouten /* 338072fcea8cSEd Schouten | make sure that window is large enough to handle menu 338172fcea8cSEd Schouten | if not, print error message and return to calling function 338272fcea8cSEd Schouten */ 338372fcea8cSEd Schouten 338472fcea8cSEd Schouten if (max_width > COLS) 338572fcea8cSEd Schouten { 338672fcea8cSEd Schouten wmove(com_win, 0, 0); 338772fcea8cSEd Schouten werase(com_win); 338872fcea8cSEd Schouten wprintw(com_win, menu_too_lrg_msg); 338972fcea8cSEd Schouten wrefresh(com_win); 339072fcea8cSEd Schouten clear_com_win = TRUE; 339172fcea8cSEd Schouten return(0); 339272fcea8cSEd Schouten } 339372fcea8cSEd Schouten 339472fcea8cSEd Schouten top_offset = 0; 339572fcea8cSEd Schouten 339672fcea8cSEd Schouten if (list_size > LINES) 339772fcea8cSEd Schouten { 339872fcea8cSEd Schouten max_height = LINES; 339972fcea8cSEd Schouten if (max_height > 11) 340072fcea8cSEd Schouten vert_size = max_height - 8; 340172fcea8cSEd Schouten else 340272fcea8cSEd Schouten vert_size = max_height; 340372fcea8cSEd Schouten } 340472fcea8cSEd Schouten else 340572fcea8cSEd Schouten { 340672fcea8cSEd Schouten vert_size = list_size; 340772fcea8cSEd Schouten max_height = list_size; 340872fcea8cSEd Schouten } 340972fcea8cSEd Schouten 341072fcea8cSEd Schouten if (LINES >= (vert_size + 8)) 341172fcea8cSEd Schouten { 341272fcea8cSEd Schouten if (menu_list[0].argument != MENU_WARN) 341372fcea8cSEd Schouten max_height = vert_size + 8; 341472fcea8cSEd Schouten else 341572fcea8cSEd Schouten max_height = vert_size + 7; 341672fcea8cSEd Schouten top_offset = 4; 341772fcea8cSEd Schouten } 341872fcea8cSEd Schouten x_off = (COLS - max_width) / 2; 341972fcea8cSEd Schouten y_off = (LINES - max_height - 1) / 2; 342072fcea8cSEd Schouten temp_win = newwin(max_height, max_width, y_off, x_off); 342172fcea8cSEd Schouten keypad(temp_win, TRUE); 342272fcea8cSEd Schouten 342372fcea8cSEd Schouten paint_menu(menu_list, max_width, max_height, list_size, top_offset, temp_win, off_start, vert_size); 342472fcea8cSEd Schouten 342572fcea8cSEd Schouten counter = 1; 342672fcea8cSEd Schouten vert_pos = 0; 342772fcea8cSEd Schouten do 342872fcea8cSEd Schouten { 342972fcea8cSEd Schouten if (off_start > 2) 343072fcea8cSEd Schouten wmove(temp_win, (1 + counter + top_offset - off_start), 3); 343172fcea8cSEd Schouten else 343272fcea8cSEd Schouten wmove(temp_win, (counter + top_offset - off_start), 3); 343372fcea8cSEd Schouten 343472fcea8cSEd Schouten wrefresh(temp_win); 343596b676e9SEd Schouten in = wgetch(temp_win); 343696b676e9SEd Schouten input = in; 343796b676e9SEd Schouten if (input == -1) 343896b676e9SEd Schouten exit(0); 343972fcea8cSEd Schouten 344031dcbfadSAndrey A. Chernov if (isascii(input) && isalnum(input)) 344172fcea8cSEd Schouten { 344231dcbfadSAndrey A. Chernov if (isalpha(input)) 344372fcea8cSEd Schouten { 344472fcea8cSEd Schouten temp = 1 + tolower(input) - 'a'; 344572fcea8cSEd Schouten } 344631dcbfadSAndrey A. Chernov else if (isdigit(input)) 344772fcea8cSEd Schouten { 344872fcea8cSEd Schouten temp = (2 + 'z' - 'a') + (input - '0'); 344972fcea8cSEd Schouten } 345072fcea8cSEd Schouten 345172fcea8cSEd Schouten if (temp <= list_size) 345272fcea8cSEd Schouten { 345372fcea8cSEd Schouten input = '\n'; 345472fcea8cSEd Schouten counter = temp; 345572fcea8cSEd Schouten } 345672fcea8cSEd Schouten } 345772fcea8cSEd Schouten else 345872fcea8cSEd Schouten { 345972fcea8cSEd Schouten switch (input) 346072fcea8cSEd Schouten { 346172fcea8cSEd Schouten case ' ': /* space */ 346272fcea8cSEd Schouten case '\004': /* ^d, down */ 346372fcea8cSEd Schouten case KEY_RIGHT: 346472fcea8cSEd Schouten case KEY_DOWN: 346572fcea8cSEd Schouten counter++; 346672fcea8cSEd Schouten if (counter > list_size) 346772fcea8cSEd Schouten counter = 1; 346872fcea8cSEd Schouten break; 346972fcea8cSEd Schouten case '\010': /* ^h, backspace*/ 347072fcea8cSEd Schouten case '\025': /* ^u, up */ 347172fcea8cSEd Schouten case 127: /* ^?, delete */ 347272fcea8cSEd Schouten case KEY_BACKSPACE: 347372fcea8cSEd Schouten case KEY_LEFT: 347472fcea8cSEd Schouten case KEY_UP: 347572fcea8cSEd Schouten counter--; 347672fcea8cSEd Schouten if (counter == 0) 347772fcea8cSEd Schouten counter = list_size; 347872fcea8cSEd Schouten break; 347972fcea8cSEd Schouten case '\033': /* escape key */ 348072fcea8cSEd Schouten if (menu_list[0].argument != MENU_WARN) 348172fcea8cSEd Schouten counter = 0; 348272fcea8cSEd Schouten break; 348372fcea8cSEd Schouten case '\014': /* ^l */ 348472fcea8cSEd Schouten case '\022': /* ^r, redraw */ 348572fcea8cSEd Schouten paint_menu(menu_list, max_width, max_height, 348672fcea8cSEd Schouten list_size, top_offset, temp_win, 348772fcea8cSEd Schouten off_start, vert_size); 348872fcea8cSEd Schouten break; 348972fcea8cSEd Schouten default: 349072fcea8cSEd Schouten break; 349172fcea8cSEd Schouten } 349272fcea8cSEd Schouten } 349372fcea8cSEd Schouten 349472fcea8cSEd Schouten if (((list_size - off_start) >= (vert_size - 1)) && 349572fcea8cSEd Schouten (counter > (off_start + vert_size - 3)) && 349672fcea8cSEd Schouten (off_start > 1)) 349772fcea8cSEd Schouten { 349872fcea8cSEd Schouten if (counter == list_size) 349972fcea8cSEd Schouten off_start = (list_size - vert_size) + 2; 350072fcea8cSEd Schouten else 350172fcea8cSEd Schouten off_start++; 350272fcea8cSEd Schouten 350372fcea8cSEd Schouten paint_menu(menu_list, max_width, max_height, 350472fcea8cSEd Schouten list_size, top_offset, temp_win, off_start, 350572fcea8cSEd Schouten vert_size); 350672fcea8cSEd Schouten } 350772fcea8cSEd Schouten else if ((list_size != vert_size) && 350872fcea8cSEd Schouten (counter > (off_start + vert_size - 2))) 350972fcea8cSEd Schouten { 351072fcea8cSEd Schouten if (counter == list_size) 351172fcea8cSEd Schouten off_start = 2 + (list_size - vert_size); 351272fcea8cSEd Schouten else if (off_start == 1) 351372fcea8cSEd Schouten off_start = 3; 351472fcea8cSEd Schouten else 351572fcea8cSEd Schouten off_start++; 351672fcea8cSEd Schouten 351772fcea8cSEd Schouten paint_menu(menu_list, max_width, max_height, 351872fcea8cSEd Schouten list_size, top_offset, temp_win, off_start, 351972fcea8cSEd Schouten vert_size); 352072fcea8cSEd Schouten } 352172fcea8cSEd Schouten else if (counter < off_start) 352272fcea8cSEd Schouten { 352372fcea8cSEd Schouten if (counter <= 2) 352472fcea8cSEd Schouten off_start = 1; 352572fcea8cSEd Schouten else 352672fcea8cSEd Schouten off_start = counter; 352772fcea8cSEd Schouten 352872fcea8cSEd Schouten paint_menu(menu_list, max_width, max_height, 352972fcea8cSEd Schouten list_size, top_offset, temp_win, off_start, 353072fcea8cSEd Schouten vert_size); 353172fcea8cSEd Schouten } 353272fcea8cSEd Schouten } 353372fcea8cSEd Schouten while ((input != '\r') && (input != '\n') && (counter != 0)); 353472fcea8cSEd Schouten 353572fcea8cSEd Schouten werase(temp_win); 353672fcea8cSEd Schouten wrefresh(temp_win); 353772fcea8cSEd Schouten delwin(temp_win); 353872fcea8cSEd Schouten 353972fcea8cSEd Schouten if ((menu_list[counter].procedure != NULL) || 354072fcea8cSEd Schouten (menu_list[counter].iprocedure != NULL) || 354172fcea8cSEd Schouten (menu_list[counter].nprocedure != NULL)) 354272fcea8cSEd Schouten { 354372fcea8cSEd Schouten if (menu_list[counter].argument != -1) 354472fcea8cSEd Schouten (*menu_list[counter].iprocedure)(menu_list[counter].argument); 354572fcea8cSEd Schouten else if (menu_list[counter].ptr_argument != NULL) 354672fcea8cSEd Schouten (*menu_list[counter].procedure)(menu_list[counter].ptr_argument); 354772fcea8cSEd Schouten else 354872fcea8cSEd Schouten (*menu_list[counter].nprocedure)(); 354972fcea8cSEd Schouten } 355072fcea8cSEd Schouten 355172fcea8cSEd Schouten if (info_window) 355272fcea8cSEd Schouten paint_info_win(); 355372fcea8cSEd Schouten redraw(); 355472fcea8cSEd Schouten 355572fcea8cSEd Schouten return(counter); 355672fcea8cSEd Schouten } 355772fcea8cSEd Schouten 355872fcea8cSEd Schouten void 3559*91517e3bSJohn Baldwin paint_menu(struct menu_entries menu_list[], int max_width, int max_height, 3560*91517e3bSJohn Baldwin int list_size, int top_offset, WINDOW *menu_win, int off_start, 3561*91517e3bSJohn Baldwin int vert_size) 356272fcea8cSEd Schouten { 356372fcea8cSEd Schouten int counter, temp_int; 356472fcea8cSEd Schouten 356572fcea8cSEd Schouten werase(menu_win); 356672fcea8cSEd Schouten 356772fcea8cSEd Schouten /* 356872fcea8cSEd Schouten | output top and bottom portions of menu box only if window 356972fcea8cSEd Schouten | large enough 357072fcea8cSEd Schouten */ 357172fcea8cSEd Schouten 357272fcea8cSEd Schouten if (max_height > vert_size) 357372fcea8cSEd Schouten { 357472fcea8cSEd Schouten wmove(menu_win, 1, 1); 357572fcea8cSEd Schouten if (!nohighlight) 357672fcea8cSEd Schouten wstandout(menu_win); 357772fcea8cSEd Schouten waddch(menu_win, '+'); 357872fcea8cSEd Schouten for (counter = 0; counter < (max_width - 4); counter++) 357972fcea8cSEd Schouten waddch(menu_win, '-'); 358072fcea8cSEd Schouten waddch(menu_win, '+'); 358172fcea8cSEd Schouten 358272fcea8cSEd Schouten wmove(menu_win, (max_height - 2), 1); 358372fcea8cSEd Schouten waddch(menu_win, '+'); 358472fcea8cSEd Schouten for (counter = 0; counter < (max_width - 4); counter++) 358572fcea8cSEd Schouten waddch(menu_win, '-'); 358672fcea8cSEd Schouten waddch(menu_win, '+'); 358772fcea8cSEd Schouten wstandend(menu_win); 358872fcea8cSEd Schouten wmove(menu_win, 2, 3); 358972fcea8cSEd Schouten waddstr(menu_win, menu_list[0].item_string); 359072fcea8cSEd Schouten wmove(menu_win, (max_height - 3), 3); 359172fcea8cSEd Schouten if (menu_list[0].argument != MENU_WARN) 359272fcea8cSEd Schouten waddstr(menu_win, menu_cancel_msg); 359372fcea8cSEd Schouten } 359472fcea8cSEd Schouten if (!nohighlight) 359572fcea8cSEd Schouten wstandout(menu_win); 359672fcea8cSEd Schouten 359772fcea8cSEd Schouten for (counter = 0; counter < (vert_size + top_offset); counter++) 359872fcea8cSEd Schouten { 359972fcea8cSEd Schouten if (top_offset == 4) 360072fcea8cSEd Schouten { 360172fcea8cSEd Schouten temp_int = counter + 2; 360272fcea8cSEd Schouten } 360372fcea8cSEd Schouten else 360472fcea8cSEd Schouten temp_int = counter; 360572fcea8cSEd Schouten 360672fcea8cSEd Schouten wmove(menu_win, temp_int, 1); 360772fcea8cSEd Schouten waddch(menu_win, '|'); 360872fcea8cSEd Schouten wmove(menu_win, temp_int, (max_width - 2)); 360972fcea8cSEd Schouten waddch(menu_win, '|'); 361072fcea8cSEd Schouten } 361172fcea8cSEd Schouten wstandend(menu_win); 361272fcea8cSEd Schouten 361372fcea8cSEd Schouten if (list_size > vert_size) 361472fcea8cSEd Schouten { 361572fcea8cSEd Schouten if (off_start >= 3) 361672fcea8cSEd Schouten { 361772fcea8cSEd Schouten temp_int = 1; 361872fcea8cSEd Schouten wmove(menu_win, top_offset, 3); 361972fcea8cSEd Schouten waddstr(menu_win, more_above_str); 362072fcea8cSEd Schouten } 362172fcea8cSEd Schouten else 362272fcea8cSEd Schouten temp_int = 0; 362372fcea8cSEd Schouten 362472fcea8cSEd Schouten for (counter = off_start; 362572fcea8cSEd Schouten ((temp_int + counter - off_start) < (vert_size - 1)); 362672fcea8cSEd Schouten counter++) 362772fcea8cSEd Schouten { 362872fcea8cSEd Schouten wmove(menu_win, (top_offset + temp_int + 362972fcea8cSEd Schouten (counter - off_start)), 3); 363072fcea8cSEd Schouten if (list_size > 1) 363172fcea8cSEd Schouten wprintw(menu_win, "%c) ", item_alpha[min((counter - 1), max_alpha_char)]); 363272fcea8cSEd Schouten waddstr(menu_win, menu_list[counter].item_string); 363372fcea8cSEd Schouten } 363472fcea8cSEd Schouten 363572fcea8cSEd Schouten wmove(menu_win, (top_offset + (vert_size - 1)), 3); 363672fcea8cSEd Schouten 363772fcea8cSEd Schouten if (counter == list_size) 363872fcea8cSEd Schouten { 363972fcea8cSEd Schouten if (list_size > 1) 364072fcea8cSEd Schouten wprintw(menu_win, "%c) ", item_alpha[min((counter - 1), max_alpha_char)]); 364172fcea8cSEd Schouten wprintw(menu_win, menu_list[counter].item_string); 364272fcea8cSEd Schouten } 364372fcea8cSEd Schouten else 364472fcea8cSEd Schouten wprintw(menu_win, more_below_str); 364572fcea8cSEd Schouten } 364672fcea8cSEd Schouten else 364772fcea8cSEd Schouten { 364872fcea8cSEd Schouten for (counter = 1; counter <= list_size; counter++) 364972fcea8cSEd Schouten { 365072fcea8cSEd Schouten wmove(menu_win, (top_offset + counter - 1), 3); 365172fcea8cSEd Schouten if (list_size > 1) 365272fcea8cSEd Schouten wprintw(menu_win, "%c) ", item_alpha[min((counter - 1), max_alpha_char)]); 365372fcea8cSEd Schouten waddstr(menu_win, menu_list[counter].item_string); 365472fcea8cSEd Schouten } 365572fcea8cSEd Schouten } 365672fcea8cSEd Schouten } 365772fcea8cSEd Schouten 365872fcea8cSEd Schouten void 3659*91517e3bSJohn Baldwin help(void) 366072fcea8cSEd Schouten { 366172fcea8cSEd Schouten int counter; 366272fcea8cSEd Schouten 366372fcea8cSEd Schouten werase(help_win); 366472fcea8cSEd Schouten clearok(help_win, TRUE); 366572fcea8cSEd Schouten for (counter = 0; counter < 22; counter++) 366672fcea8cSEd Schouten { 366772fcea8cSEd Schouten wmove(help_win, counter, 0); 366872fcea8cSEd Schouten waddstr(help_win, (emacs_keys_mode) ? 366972fcea8cSEd Schouten emacs_help_text[counter] : help_text[counter]); 367072fcea8cSEd Schouten } 367172fcea8cSEd Schouten wrefresh(help_win); 367272fcea8cSEd Schouten werase(com_win); 367372fcea8cSEd Schouten wmove(com_win, 0, 0); 367472fcea8cSEd Schouten wprintw(com_win, press_any_key_msg); 367572fcea8cSEd Schouten wrefresh(com_win); 367672fcea8cSEd Schouten counter = wgetch(com_win); 367796b676e9SEd Schouten if (counter == -1) 367896b676e9SEd Schouten exit(0); 367972fcea8cSEd Schouten werase(com_win); 368072fcea8cSEd Schouten wmove(com_win, 0, 0); 368172fcea8cSEd Schouten werase(help_win); 368272fcea8cSEd Schouten wrefresh(help_win); 368372fcea8cSEd Schouten wrefresh(com_win); 368472fcea8cSEd Schouten redraw(); 368572fcea8cSEd Schouten } 368672fcea8cSEd Schouten 368772fcea8cSEd Schouten void 3688*91517e3bSJohn Baldwin paint_info_win(void) 368972fcea8cSEd Schouten { 369072fcea8cSEd Schouten int counter; 369172fcea8cSEd Schouten 369272fcea8cSEd Schouten if (!info_window) 369372fcea8cSEd Schouten return; 369472fcea8cSEd Schouten 369572fcea8cSEd Schouten werase(info_win); 369672fcea8cSEd Schouten for (counter = 0; counter < 5; counter++) 369772fcea8cSEd Schouten { 369872fcea8cSEd Schouten wmove(info_win, counter, 0); 369972fcea8cSEd Schouten wclrtoeol(info_win); 370072fcea8cSEd Schouten if (info_type == CONTROL_KEYS) 370172fcea8cSEd Schouten waddstr(info_win, (emacs_keys_mode) ? 370272fcea8cSEd Schouten emacs_control_keys[counter] : control_keys[counter]); 370372fcea8cSEd Schouten else if (info_type == COMMANDS) 370472fcea8cSEd Schouten waddstr(info_win, command_strings[counter]); 370572fcea8cSEd Schouten } 370696b676e9SEd Schouten wmove(info_win, 5, 0); 370796b676e9SEd Schouten if (!nohighlight) 370896b676e9SEd Schouten wstandout(info_win); 370996b676e9SEd Schouten waddstr(info_win, separator); 371096b676e9SEd Schouten wstandend(info_win); 371172fcea8cSEd Schouten wrefresh(info_win); 371272fcea8cSEd Schouten } 371372fcea8cSEd Schouten 371472fcea8cSEd Schouten void 3715*91517e3bSJohn Baldwin no_info_window(void) 371672fcea8cSEd Schouten { 371772fcea8cSEd Schouten if (!info_window) 371872fcea8cSEd Schouten return; 371972fcea8cSEd Schouten delwin(info_win); 372072fcea8cSEd Schouten delwin(text_win); 372172fcea8cSEd Schouten info_window = FALSE; 372272fcea8cSEd Schouten last_line = LINES - 2; 372372fcea8cSEd Schouten text_win = newwin((LINES - 1), COLS, 0, 0); 372472fcea8cSEd Schouten keypad(text_win, TRUE); 372572fcea8cSEd Schouten idlok(text_win, TRUE); 372672fcea8cSEd Schouten clearok(text_win, TRUE); 372772fcea8cSEd Schouten midscreen(scr_vert, point); 372872fcea8cSEd Schouten wrefresh(text_win); 372972fcea8cSEd Schouten clear_com_win = TRUE; 373072fcea8cSEd Schouten } 373172fcea8cSEd Schouten 373272fcea8cSEd Schouten void 3733*91517e3bSJohn Baldwin create_info_window(void) 373472fcea8cSEd Schouten { 373572fcea8cSEd Schouten if (info_window) 373672fcea8cSEd Schouten return; 373772fcea8cSEd Schouten last_line = LINES - 8; 373872fcea8cSEd Schouten delwin(text_win); 373972fcea8cSEd Schouten text_win = newwin((LINES - 7), COLS, 6, 0); 374072fcea8cSEd Schouten keypad(text_win, TRUE); 374172fcea8cSEd Schouten idlok(text_win, TRUE); 374272fcea8cSEd Schouten werase(text_win); 374372fcea8cSEd Schouten info_window = TRUE; 374496b676e9SEd Schouten info_win = newwin(6, COLS, 0, 0); 374572fcea8cSEd Schouten werase(info_win); 374672fcea8cSEd Schouten info_type = CONTROL_KEYS; 374772fcea8cSEd Schouten midscreen(min(scr_vert, last_line), point); 374872fcea8cSEd Schouten clearok(info_win, TRUE); 374972fcea8cSEd Schouten paint_info_win(); 375072fcea8cSEd Schouten wrefresh(text_win); 375172fcea8cSEd Schouten clear_com_win = TRUE; 375272fcea8cSEd Schouten } 375372fcea8cSEd Schouten 375472fcea8cSEd Schouten int 3755*91517e3bSJohn Baldwin file_op(int arg) 375672fcea8cSEd Schouten { 375772fcea8cSEd Schouten char *string; 375872fcea8cSEd Schouten int flag; 375972fcea8cSEd Schouten 376072fcea8cSEd Schouten if (restrict_mode()) 376172fcea8cSEd Schouten { 376272fcea8cSEd Schouten return(0); 376372fcea8cSEd Schouten } 376472fcea8cSEd Schouten 376572fcea8cSEd Schouten if (arg == READ_FILE) 376672fcea8cSEd Schouten { 376772fcea8cSEd Schouten string = get_string(file_read_prompt_str, TRUE); 376872fcea8cSEd Schouten recv_file = TRUE; 376972fcea8cSEd Schouten tmp_file = resolve_name(string); 377072fcea8cSEd Schouten check_fp(); 377172fcea8cSEd Schouten if (tmp_file != string) 377272fcea8cSEd Schouten free(tmp_file); 377372fcea8cSEd Schouten free(string); 377472fcea8cSEd Schouten } 377572fcea8cSEd Schouten else if (arg == WRITE_FILE) 377672fcea8cSEd Schouten { 377772fcea8cSEd Schouten string = get_string(file_write_prompt_str, TRUE); 377872fcea8cSEd Schouten tmp_file = resolve_name(string); 3779cfe04e82SEd Schouten write_file(tmp_file, 1); 378072fcea8cSEd Schouten if (tmp_file != string) 378172fcea8cSEd Schouten free(tmp_file); 378272fcea8cSEd Schouten free(string); 378372fcea8cSEd Schouten } 378472fcea8cSEd Schouten else if (arg == SAVE_FILE) 378572fcea8cSEd Schouten { 378672fcea8cSEd Schouten /* 378772fcea8cSEd Schouten | changes made here should be reflected in finish() 378872fcea8cSEd Schouten */ 378972fcea8cSEd Schouten 379072fcea8cSEd Schouten if (in_file_name) 379172fcea8cSEd Schouten flag = TRUE; 379272fcea8cSEd Schouten else 379372fcea8cSEd Schouten flag = FALSE; 379472fcea8cSEd Schouten 379572fcea8cSEd Schouten string = in_file_name; 379696b676e9SEd Schouten if ((string == NULL) || (*string == '\0')) 379772fcea8cSEd Schouten string = get_string(save_file_name_prompt, TRUE); 379896b676e9SEd Schouten if ((string == NULL) || (*string == '\0')) 379972fcea8cSEd Schouten { 380072fcea8cSEd Schouten wmove(com_win, 0, 0); 380172fcea8cSEd Schouten wprintw(com_win, file_not_saved_msg); 380272fcea8cSEd Schouten wclrtoeol(com_win); 380372fcea8cSEd Schouten wrefresh(com_win); 380472fcea8cSEd Schouten clear_com_win = TRUE; 380572fcea8cSEd Schouten return(0); 380672fcea8cSEd Schouten } 380772fcea8cSEd Schouten if (!flag) 380872fcea8cSEd Schouten { 380972fcea8cSEd Schouten tmp_file = resolve_name(string); 381072fcea8cSEd Schouten if (tmp_file != string) 381172fcea8cSEd Schouten { 381272fcea8cSEd Schouten free(string); 381372fcea8cSEd Schouten string = tmp_file; 381472fcea8cSEd Schouten } 381572fcea8cSEd Schouten } 3816cfe04e82SEd Schouten if (write_file(string, 1)) 381772fcea8cSEd Schouten { 381872fcea8cSEd Schouten in_file_name = string; 381972fcea8cSEd Schouten text_changes = FALSE; 382072fcea8cSEd Schouten } 382172fcea8cSEd Schouten else if (!flag) 382272fcea8cSEd Schouten free(string); 382372fcea8cSEd Schouten } 382472fcea8cSEd Schouten return(0); 382572fcea8cSEd Schouten } 382672fcea8cSEd Schouten 382772fcea8cSEd Schouten void 3828*91517e3bSJohn Baldwin shell_op(void) 382972fcea8cSEd Schouten { 383072fcea8cSEd Schouten char *string; 383172fcea8cSEd Schouten 383272fcea8cSEd Schouten if (((string = get_string(shell_prompt, TRUE)) != NULL) && 383396b676e9SEd Schouten (*string != '\0')) 383472fcea8cSEd Schouten { 383572fcea8cSEd Schouten sh_command(string); 383672fcea8cSEd Schouten free(string); 383772fcea8cSEd Schouten } 383872fcea8cSEd Schouten } 383972fcea8cSEd Schouten 384072fcea8cSEd Schouten void 3841*91517e3bSJohn Baldwin leave_op(void) 384272fcea8cSEd Schouten { 384372fcea8cSEd Schouten if (text_changes) 384472fcea8cSEd Schouten { 384572fcea8cSEd Schouten menu_op(leave_menu); 384672fcea8cSEd Schouten } 384772fcea8cSEd Schouten else 384872fcea8cSEd Schouten quit(TRUE); 384972fcea8cSEd Schouten } 385072fcea8cSEd Schouten 385172fcea8cSEd Schouten void 3852*91517e3bSJohn Baldwin redraw(void) 385372fcea8cSEd Schouten { 385472fcea8cSEd Schouten if (info_window) 385572fcea8cSEd Schouten { 385672fcea8cSEd Schouten clearok(info_win, TRUE); 385772fcea8cSEd Schouten paint_info_win(); 385872fcea8cSEd Schouten } 385972fcea8cSEd Schouten else 386072fcea8cSEd Schouten clearok(text_win, TRUE); 386172fcea8cSEd Schouten midscreen(scr_vert, point); 386272fcea8cSEd Schouten } 386372fcea8cSEd Schouten 386472fcea8cSEd Schouten /* 386572fcea8cSEd Schouten | The following routines will "format" a paragraph (as defined by a 386672fcea8cSEd Schouten | block of text with blank lines before and after the block). 386772fcea8cSEd Schouten */ 386872fcea8cSEd Schouten 3869*91517e3bSJohn Baldwin /* test if line has any non-space characters */ 387072fcea8cSEd Schouten int 3871*91517e3bSJohn Baldwin Blank_Line(struct text *test_line) 387272fcea8cSEd Schouten { 387372fcea8cSEd Schouten unsigned char *line; 387472fcea8cSEd Schouten int length; 387572fcea8cSEd Schouten 387672fcea8cSEd Schouten if (test_line == NULL) 387772fcea8cSEd Schouten return(TRUE); 387872fcea8cSEd Schouten 387972fcea8cSEd Schouten length = 1; 388072fcea8cSEd Schouten line = test_line->line; 388172fcea8cSEd Schouten 388272fcea8cSEd Schouten /* 388372fcea8cSEd Schouten | To handle troff/nroff documents, consider a line with a 388472fcea8cSEd Schouten | period ('.') in the first column to be blank. To handle mail 388572fcea8cSEd Schouten | messages with included text, consider a line with a '>' blank. 388672fcea8cSEd Schouten */ 388772fcea8cSEd Schouten 388872fcea8cSEd Schouten if ((*line == '.') || (*line == '>')) 388972fcea8cSEd Schouten return(TRUE); 389072fcea8cSEd Schouten 389172fcea8cSEd Schouten while (((*line == ' ') || (*line == '\t')) && (length < test_line->line_length)) 389272fcea8cSEd Schouten { 389372fcea8cSEd Schouten length++; 389472fcea8cSEd Schouten line++; 389572fcea8cSEd Schouten } 389672fcea8cSEd Schouten if (length != test_line->line_length) 389772fcea8cSEd Schouten return(FALSE); 389872fcea8cSEd Schouten else 389972fcea8cSEd Schouten return(TRUE); 390072fcea8cSEd Schouten } 390172fcea8cSEd Schouten 3902*91517e3bSJohn Baldwin /* format the paragraph according to set margins */ 390372fcea8cSEd Schouten void 3904*91517e3bSJohn Baldwin Format(void) 390572fcea8cSEd Schouten { 390672fcea8cSEd Schouten int string_count; 390772fcea8cSEd Schouten int offset; 390872fcea8cSEd Schouten int temp_case; 390972fcea8cSEd Schouten int status; 391072fcea8cSEd Schouten int tmp_af; 391172fcea8cSEd Schouten int counter; 391272fcea8cSEd Schouten unsigned char *line; 391372fcea8cSEd Schouten unsigned char *tmp_srchstr; 391472fcea8cSEd Schouten unsigned char *temp1, *temp2; 391572fcea8cSEd Schouten unsigned char *temp_dword; 391672fcea8cSEd Schouten unsigned char temp_d_char[3]; 391772fcea8cSEd Schouten 391872fcea8cSEd Schouten temp_d_char[0] = d_char[0]; 391972fcea8cSEd Schouten temp_d_char[1] = d_char[1]; 392072fcea8cSEd Schouten temp_d_char[2] = d_char[2]; 392172fcea8cSEd Schouten 392272fcea8cSEd Schouten /* 392372fcea8cSEd Schouten | if observ_margins is not set, or the current line is blank, 392472fcea8cSEd Schouten | do not format the current paragraph 392572fcea8cSEd Schouten */ 392672fcea8cSEd Schouten 392772fcea8cSEd Schouten if ((!observ_margins) || (Blank_Line(curr_line))) 392872fcea8cSEd Schouten return; 392972fcea8cSEd Schouten 393072fcea8cSEd Schouten /* 393172fcea8cSEd Schouten | save the currently set flags, and clear them 393272fcea8cSEd Schouten */ 393372fcea8cSEd Schouten 393472fcea8cSEd Schouten wmove(com_win, 0, 0); 393572fcea8cSEd Schouten wclrtoeol(com_win); 393672fcea8cSEd Schouten wprintw(com_win, formatting_msg); 393772fcea8cSEd Schouten wrefresh(com_win); 393872fcea8cSEd Schouten 393972fcea8cSEd Schouten /* 394072fcea8cSEd Schouten | get current position in paragraph, so after formatting, the cursor 394172fcea8cSEd Schouten | will be in the same relative position 394272fcea8cSEd Schouten */ 394372fcea8cSEd Schouten 394472fcea8cSEd Schouten tmp_af = auto_format; 394572fcea8cSEd Schouten auto_format = FALSE; 394672fcea8cSEd Schouten offset = position; 394772fcea8cSEd Schouten if (position != 1) 394872fcea8cSEd Schouten prev_word(); 394972fcea8cSEd Schouten temp_dword = d_word; 395072fcea8cSEd Schouten d_word = NULL; 395172fcea8cSEd Schouten temp_case = case_sen; 395272fcea8cSEd Schouten case_sen = TRUE; 395372fcea8cSEd Schouten tmp_srchstr = srch_str; 395472fcea8cSEd Schouten temp2 = srch_str = (unsigned char *) malloc(1 + curr_line->line_length - position); 395572fcea8cSEd Schouten if ((*point == ' ') || (*point == '\t')) 395672fcea8cSEd Schouten adv_word(); 395772fcea8cSEd Schouten offset -= position; 395872fcea8cSEd Schouten counter = position; 395972fcea8cSEd Schouten line = temp1 = point; 396096b676e9SEd Schouten while ((*temp1 != '\0') && (*temp1 != ' ') && (*temp1 != '\t') && (counter < curr_line->line_length)) 396172fcea8cSEd Schouten { 396272fcea8cSEd Schouten *temp2 = *temp1; 396372fcea8cSEd Schouten temp2++; 396472fcea8cSEd Schouten temp1++; 396572fcea8cSEd Schouten counter++; 396672fcea8cSEd Schouten } 396796b676e9SEd Schouten *temp2 = '\0'; 396872fcea8cSEd Schouten if (position != 1) 396972fcea8cSEd Schouten bol(); 397072fcea8cSEd Schouten while (!Blank_Line(curr_line->prev_line)) 397172fcea8cSEd Schouten bol(); 397272fcea8cSEd Schouten string_count = 0; 397372fcea8cSEd Schouten status = TRUE; 397472fcea8cSEd Schouten while ((line != point) && (status)) 397572fcea8cSEd Schouten { 397672fcea8cSEd Schouten status = search(FALSE); 397772fcea8cSEd Schouten string_count++; 397872fcea8cSEd Schouten } 397972fcea8cSEd Schouten 398072fcea8cSEd Schouten wmove(com_win, 0, 0); 398172fcea8cSEd Schouten wclrtoeol(com_win); 398272fcea8cSEd Schouten wprintw(com_win, formatting_msg); 398372fcea8cSEd Schouten wrefresh(com_win); 398472fcea8cSEd Schouten 398572fcea8cSEd Schouten /* 398672fcea8cSEd Schouten | now get back to the start of the paragraph to start formatting 398772fcea8cSEd Schouten */ 398872fcea8cSEd Schouten 398972fcea8cSEd Schouten if (position != 1) 399072fcea8cSEd Schouten bol(); 399172fcea8cSEd Schouten while (!Blank_Line(curr_line->prev_line)) 399272fcea8cSEd Schouten bol(); 399372fcea8cSEd Schouten 399472fcea8cSEd Schouten observ_margins = FALSE; 399572fcea8cSEd Schouten 399672fcea8cSEd Schouten /* 399772fcea8cSEd Schouten | Start going through lines, putting spaces at end of lines if they do 399872fcea8cSEd Schouten | not already exist. Append lines together to get one long line, and 399972fcea8cSEd Schouten | eliminate spacing at begin of lines. 400072fcea8cSEd Schouten */ 400172fcea8cSEd Schouten 400272fcea8cSEd Schouten while (!Blank_Line(curr_line->next_line)) 400372fcea8cSEd Schouten { 400472fcea8cSEd Schouten eol(); 400572fcea8cSEd Schouten left(TRUE); 400672fcea8cSEd Schouten if (*point != ' ') 400772fcea8cSEd Schouten { 400872fcea8cSEd Schouten right(TRUE); 400972fcea8cSEd Schouten insert(' '); 401072fcea8cSEd Schouten } 401172fcea8cSEd Schouten else 401272fcea8cSEd Schouten right(TRUE); 401372fcea8cSEd Schouten del_char(); 401472fcea8cSEd Schouten if ((*point == ' ') || (*point == '\t')) 401572fcea8cSEd Schouten del_word(); 401672fcea8cSEd Schouten } 401772fcea8cSEd Schouten 401872fcea8cSEd Schouten /* 401972fcea8cSEd Schouten | Now there is one long line. Eliminate extra spaces within the line 402072fcea8cSEd Schouten | after the first word (so as not to blow away any indenting the user 402172fcea8cSEd Schouten | may have put in). 402272fcea8cSEd Schouten */ 402372fcea8cSEd Schouten 402472fcea8cSEd Schouten bol(); 402572fcea8cSEd Schouten adv_word(); 402672fcea8cSEd Schouten while (position < curr_line->line_length) 402772fcea8cSEd Schouten { 402872fcea8cSEd Schouten if ((*point == ' ') && (*(point + 1) == ' ')) 402972fcea8cSEd Schouten del_char(); 403072fcea8cSEd Schouten else 403172fcea8cSEd Schouten right(TRUE); 403272fcea8cSEd Schouten } 403372fcea8cSEd Schouten 403472fcea8cSEd Schouten /* 403572fcea8cSEd Schouten | Now make sure there are two spaces after a '.'. 403672fcea8cSEd Schouten */ 403772fcea8cSEd Schouten 403872fcea8cSEd Schouten bol(); 403972fcea8cSEd Schouten while (position < curr_line->line_length) 404072fcea8cSEd Schouten { 404172fcea8cSEd Schouten if ((*point == '.') && (*(point + 1) == ' ')) 404272fcea8cSEd Schouten { 404372fcea8cSEd Schouten right(TRUE); 404472fcea8cSEd Schouten insert(' '); 404572fcea8cSEd Schouten insert(' '); 404672fcea8cSEd Schouten while (*point == ' ') 404772fcea8cSEd Schouten del_char(); 404872fcea8cSEd Schouten } 404972fcea8cSEd Schouten right(TRUE); 405072fcea8cSEd Schouten } 405172fcea8cSEd Schouten 405272fcea8cSEd Schouten observ_margins = TRUE; 405372fcea8cSEd Schouten bol(); 405472fcea8cSEd Schouten 405572fcea8cSEd Schouten wmove(com_win, 0, 0); 405672fcea8cSEd Schouten wclrtoeol(com_win); 405772fcea8cSEd Schouten wprintw(com_win, formatting_msg); 405872fcea8cSEd Schouten wrefresh(com_win); 405972fcea8cSEd Schouten 406072fcea8cSEd Schouten /* 406172fcea8cSEd Schouten | create lines between margins 406272fcea8cSEd Schouten */ 406372fcea8cSEd Schouten 406472fcea8cSEd Schouten while (position < curr_line->line_length) 406572fcea8cSEd Schouten { 406672fcea8cSEd Schouten while ((scr_pos < right_margin) && (position < curr_line->line_length)) 406772fcea8cSEd Schouten right(TRUE); 406872fcea8cSEd Schouten if (position < curr_line->line_length) 406972fcea8cSEd Schouten { 407072fcea8cSEd Schouten prev_word(); 407172fcea8cSEd Schouten if (position == 1) 407272fcea8cSEd Schouten adv_word(); 407372fcea8cSEd Schouten insert_line(TRUE); 407472fcea8cSEd Schouten } 407572fcea8cSEd Schouten } 407672fcea8cSEd Schouten 407772fcea8cSEd Schouten /* 407872fcea8cSEd Schouten | go back to begin of paragraph, put cursor back to original position 407972fcea8cSEd Schouten */ 408072fcea8cSEd Schouten 408172fcea8cSEd Schouten bol(); 408272fcea8cSEd Schouten while (!Blank_Line(curr_line->prev_line)) 408372fcea8cSEd Schouten bol(); 408472fcea8cSEd Schouten 408572fcea8cSEd Schouten /* 408672fcea8cSEd Schouten | find word cursor was in 408772fcea8cSEd Schouten */ 408872fcea8cSEd Schouten 408972fcea8cSEd Schouten while ((status) && (string_count > 0)) 409072fcea8cSEd Schouten { 409172fcea8cSEd Schouten search(FALSE); 409272fcea8cSEd Schouten string_count--; 409372fcea8cSEd Schouten } 409472fcea8cSEd Schouten 409572fcea8cSEd Schouten /* 409672fcea8cSEd Schouten | offset the cursor to where it was before from the start of the word 409772fcea8cSEd Schouten */ 409872fcea8cSEd Schouten 409972fcea8cSEd Schouten while (offset > 0) 410072fcea8cSEd Schouten { 410172fcea8cSEd Schouten offset--; 410272fcea8cSEd Schouten right(TRUE); 410372fcea8cSEd Schouten } 410472fcea8cSEd Schouten 410572fcea8cSEd Schouten /* 410672fcea8cSEd Schouten | reset flags and strings to what they were before formatting 410772fcea8cSEd Schouten */ 410872fcea8cSEd Schouten 410972fcea8cSEd Schouten if (d_word != NULL) 411072fcea8cSEd Schouten free(d_word); 411172fcea8cSEd Schouten d_word = temp_dword; 411272fcea8cSEd Schouten case_sen = temp_case; 411372fcea8cSEd Schouten free(srch_str); 411472fcea8cSEd Schouten srch_str = tmp_srchstr; 411572fcea8cSEd Schouten d_char[0] = temp_d_char[0]; 411672fcea8cSEd Schouten d_char[1] = temp_d_char[1]; 411772fcea8cSEd Schouten d_char[2] = temp_d_char[2]; 411872fcea8cSEd Schouten auto_format = tmp_af; 411972fcea8cSEd Schouten 412072fcea8cSEd Schouten midscreen(scr_vert, point); 412172fcea8cSEd Schouten werase(com_win); 412272fcea8cSEd Schouten wrefresh(com_win); 412372fcea8cSEd Schouten } 412472fcea8cSEd Schouten 412572fcea8cSEd Schouten unsigned char *init_name[3] = { 4126cfe04e82SEd Schouten "/usr/share/misc/init.ee", 412772fcea8cSEd Schouten NULL, 412872fcea8cSEd Schouten ".init.ee" 412972fcea8cSEd Schouten }; 413072fcea8cSEd Schouten 4131*91517e3bSJohn Baldwin /* check for init file and read it if it exists */ 413272fcea8cSEd Schouten void 4133*91517e3bSJohn Baldwin ee_init(void) 413472fcea8cSEd Schouten { 413572fcea8cSEd Schouten FILE *init_file; 413672fcea8cSEd Schouten unsigned char *string; 413772fcea8cSEd Schouten unsigned char *str1; 413872fcea8cSEd Schouten unsigned char *str2; 413972fcea8cSEd Schouten char *home; 414072fcea8cSEd Schouten int counter; 414172fcea8cSEd Schouten int temp_int; 414272fcea8cSEd Schouten 414372fcea8cSEd Schouten string = getenv("HOME"); 414496b676e9SEd Schouten if (string == NULL) 414596b676e9SEd Schouten string = "/tmp"; 414672fcea8cSEd Schouten str1 = home = malloc(strlen(string)+10); 414772fcea8cSEd Schouten strcpy(home, string); 414872fcea8cSEd Schouten strcat(home, "/.init.ee"); 414972fcea8cSEd Schouten init_name[1] = home; 415072fcea8cSEd Schouten string = malloc(512); 415172fcea8cSEd Schouten 415272fcea8cSEd Schouten for (counter = 0; counter < 3; counter++) 415372fcea8cSEd Schouten { 415472fcea8cSEd Schouten if (!(access(init_name[counter], 4))) 415572fcea8cSEd Schouten { 415672fcea8cSEd Schouten init_file = fopen(init_name[counter], "r"); 415772fcea8cSEd Schouten while ((str2 = fgets(string, 512, init_file)) != NULL) 415872fcea8cSEd Schouten { 415972fcea8cSEd Schouten str1 = str2 = string; 416072fcea8cSEd Schouten while (*str2 != '\n') 416172fcea8cSEd Schouten str2++; 416296b676e9SEd Schouten *str2 = '\0'; 416372fcea8cSEd Schouten 416472fcea8cSEd Schouten if (unique_test(string, init_strings) != 1) 416572fcea8cSEd Schouten continue; 416672fcea8cSEd Schouten 416772fcea8cSEd Schouten if (compare(str1, CASE, FALSE)) 416872fcea8cSEd Schouten case_sen = TRUE; 416972fcea8cSEd Schouten else if (compare(str1, NOCASE, FALSE)) 417072fcea8cSEd Schouten case_sen = FALSE; 417172fcea8cSEd Schouten else if (compare(str1, EXPAND, FALSE)) 417272fcea8cSEd Schouten expand_tabs = TRUE; 417372fcea8cSEd Schouten else if (compare(str1, NOEXPAND, FALSE)) 417472fcea8cSEd Schouten expand_tabs = FALSE; 417572fcea8cSEd Schouten else if (compare(str1, INFO, FALSE)) 417672fcea8cSEd Schouten info_window = TRUE; 417772fcea8cSEd Schouten else if (compare(str1, NOINFO, FALSE)) 417872fcea8cSEd Schouten info_window = FALSE; 417972fcea8cSEd Schouten else if (compare(str1, MARGINS, FALSE)) 418072fcea8cSEd Schouten observ_margins = TRUE; 418172fcea8cSEd Schouten else if (compare(str1, NOMARGINS, FALSE)) 418272fcea8cSEd Schouten observ_margins = FALSE; 418372fcea8cSEd Schouten else if (compare(str1, AUTOFORMAT, FALSE)) 418472fcea8cSEd Schouten { 418572fcea8cSEd Schouten auto_format = TRUE; 418672fcea8cSEd Schouten observ_margins = TRUE; 418772fcea8cSEd Schouten } 418872fcea8cSEd Schouten else if (compare(str1, NOAUTOFORMAT, FALSE)) 418972fcea8cSEd Schouten auto_format = FALSE; 419072fcea8cSEd Schouten else if (compare(str1, Echo, FALSE)) 419172fcea8cSEd Schouten { 419272fcea8cSEd Schouten str1 = next_word(str1); 419396b676e9SEd Schouten if (*str1 != '\0') 419472fcea8cSEd Schouten echo_string(str1); 419572fcea8cSEd Schouten } 419672fcea8cSEd Schouten else if (compare(str1, PRINTCOMMAND, FALSE)) 419772fcea8cSEd Schouten { 419872fcea8cSEd Schouten str1 = next_word(str1); 419972fcea8cSEd Schouten print_command = malloc(strlen(str1)+1); 420072fcea8cSEd Schouten strcpy(print_command, str1); 420172fcea8cSEd Schouten } 420272fcea8cSEd Schouten else if (compare(str1, RIGHTMARGIN, FALSE)) 420372fcea8cSEd Schouten { 420472fcea8cSEd Schouten str1 = next_word(str1); 420572fcea8cSEd Schouten if ((*str1 >= '0') && (*str1 <= '9')) 420672fcea8cSEd Schouten { 420772fcea8cSEd Schouten temp_int = atoi(str1); 420872fcea8cSEd Schouten if (temp_int > 0) 420972fcea8cSEd Schouten right_margin = temp_int; 421072fcea8cSEd Schouten } 421172fcea8cSEd Schouten } 421272fcea8cSEd Schouten else if (compare(str1, HIGHLIGHT, FALSE)) 421372fcea8cSEd Schouten nohighlight = FALSE; 421472fcea8cSEd Schouten else if (compare(str1, NOHIGHLIGHT, FALSE)) 421572fcea8cSEd Schouten nohighlight = TRUE; 421672fcea8cSEd Schouten else if (compare(str1, EIGHTBIT, FALSE)) 421772fcea8cSEd Schouten eightbit = TRUE; 421872fcea8cSEd Schouten else if (compare(str1, NOEIGHTBIT, FALSE)) 421972fcea8cSEd Schouten { 422072fcea8cSEd Schouten eightbit = FALSE; 422172fcea8cSEd Schouten ee_chinese = FALSE; 422272fcea8cSEd Schouten } 422372fcea8cSEd Schouten else if (compare(str1, EMACS_string, FALSE)) 422472fcea8cSEd Schouten emacs_keys_mode = TRUE; 422572fcea8cSEd Schouten else if (compare(str1, NOEMACS_string, FALSE)) 422672fcea8cSEd Schouten emacs_keys_mode = FALSE; 422772fcea8cSEd Schouten else if (compare(str1, chinese_cmd, FALSE)) 422872fcea8cSEd Schouten { 422972fcea8cSEd Schouten ee_chinese = TRUE; 423072fcea8cSEd Schouten eightbit = TRUE; 423172fcea8cSEd Schouten } 423272fcea8cSEd Schouten else if (compare(str1, nochinese_cmd, FALSE)) 423372fcea8cSEd Schouten ee_chinese = FALSE; 423472fcea8cSEd Schouten } 423572fcea8cSEd Schouten fclose(init_file); 423672fcea8cSEd Schouten } 423772fcea8cSEd Schouten } 423872fcea8cSEd Schouten free(string); 423972fcea8cSEd Schouten free(home); 424072fcea8cSEd Schouten 424172fcea8cSEd Schouten string = getenv("LANG"); 424272fcea8cSEd Schouten if (string != NULL) 424372fcea8cSEd Schouten { 424472fcea8cSEd Schouten if (strcmp(string, "zh_TW.big5") == 0) 424572fcea8cSEd Schouten { 424672fcea8cSEd Schouten ee_chinese = TRUE; 424772fcea8cSEd Schouten eightbit = TRUE; 424872fcea8cSEd Schouten } 424972fcea8cSEd Schouten } 425072fcea8cSEd Schouten } 425172fcea8cSEd Schouten 425272fcea8cSEd Schouten /* 425372fcea8cSEd Schouten | Save current configuration to .init.ee file in the current directory. 425472fcea8cSEd Schouten */ 425572fcea8cSEd Schouten 425672fcea8cSEd Schouten void 4257*91517e3bSJohn Baldwin dump_ee_conf(void) 425872fcea8cSEd Schouten { 425972fcea8cSEd Schouten FILE *init_file; 426072fcea8cSEd Schouten FILE *old_init_file = NULL; 426172fcea8cSEd Schouten char *file_name = ".init.ee"; 426272fcea8cSEd Schouten char *home_dir = "~/.init.ee"; 426372fcea8cSEd Schouten char buffer[512]; 426472fcea8cSEd Schouten struct stat buf; 426572fcea8cSEd Schouten char *string; 426672fcea8cSEd Schouten int length; 426772fcea8cSEd Schouten int option = 0; 426872fcea8cSEd Schouten 426972fcea8cSEd Schouten if (restrict_mode()) 427072fcea8cSEd Schouten { 427172fcea8cSEd Schouten return; 427272fcea8cSEd Schouten } 427372fcea8cSEd Schouten 427472fcea8cSEd Schouten option = menu_op(config_dump_menu); 427572fcea8cSEd Schouten 427672fcea8cSEd Schouten werase(com_win); 427772fcea8cSEd Schouten wmove(com_win, 0, 0); 427872fcea8cSEd Schouten 427972fcea8cSEd Schouten if (option == 0) 428072fcea8cSEd Schouten { 428172fcea8cSEd Schouten wprintw(com_win, conf_not_saved_msg); 428272fcea8cSEd Schouten wrefresh(com_win); 428372fcea8cSEd Schouten return; 428472fcea8cSEd Schouten } 428572fcea8cSEd Schouten else if (option == 2) 428672fcea8cSEd Schouten file_name = resolve_name(home_dir); 428772fcea8cSEd Schouten 428872fcea8cSEd Schouten /* 428972fcea8cSEd Schouten | If a .init.ee file exists, move it to .init.ee.old. 429072fcea8cSEd Schouten */ 429172fcea8cSEd Schouten 429272fcea8cSEd Schouten if (stat(file_name, &buf) != -1) 429372fcea8cSEd Schouten { 429472fcea8cSEd Schouten sprintf(buffer, "%s.old", file_name); 429572fcea8cSEd Schouten unlink(buffer); 429672fcea8cSEd Schouten link(file_name, buffer); 429772fcea8cSEd Schouten unlink(file_name); 429872fcea8cSEd Schouten old_init_file = fopen(buffer, "r"); 429972fcea8cSEd Schouten } 430072fcea8cSEd Schouten 430172fcea8cSEd Schouten init_file = fopen(file_name, "w"); 430272fcea8cSEd Schouten if (init_file == NULL) 430372fcea8cSEd Schouten { 430472fcea8cSEd Schouten wprintw(com_win, conf_dump_err_msg); 430572fcea8cSEd Schouten wrefresh(com_win); 430672fcea8cSEd Schouten return; 430772fcea8cSEd Schouten } 430872fcea8cSEd Schouten 430972fcea8cSEd Schouten if (old_init_file != NULL) 431072fcea8cSEd Schouten { 431172fcea8cSEd Schouten /* 431272fcea8cSEd Schouten | Copy non-configuration info into new .init.ee file. 431372fcea8cSEd Schouten */ 431472fcea8cSEd Schouten while ((string = fgets(buffer, 512, old_init_file)) != NULL) 431572fcea8cSEd Schouten { 431672fcea8cSEd Schouten length = strlen(string); 431796b676e9SEd Schouten string[length - 1] = '\0'; 431872fcea8cSEd Schouten 431972fcea8cSEd Schouten if (unique_test(string, init_strings) == 1) 432072fcea8cSEd Schouten { 432172fcea8cSEd Schouten if (compare(string, Echo, FALSE)) 432272fcea8cSEd Schouten { 432372fcea8cSEd Schouten fprintf(init_file, "%s\n", string); 432472fcea8cSEd Schouten } 432572fcea8cSEd Schouten } 432672fcea8cSEd Schouten else 432772fcea8cSEd Schouten fprintf(init_file, "%s\n", string); 432872fcea8cSEd Schouten } 432972fcea8cSEd Schouten 433072fcea8cSEd Schouten fclose(old_init_file); 433172fcea8cSEd Schouten } 433272fcea8cSEd Schouten 433372fcea8cSEd Schouten fprintf(init_file, "%s\n", case_sen ? CASE : NOCASE); 433472fcea8cSEd Schouten fprintf(init_file, "%s\n", expand_tabs ? EXPAND : NOEXPAND); 433572fcea8cSEd Schouten fprintf(init_file, "%s\n", info_window ? INFO : NOINFO ); 433672fcea8cSEd Schouten fprintf(init_file, "%s\n", observ_margins ? MARGINS : NOMARGINS ); 433772fcea8cSEd Schouten fprintf(init_file, "%s\n", auto_format ? AUTOFORMAT : NOAUTOFORMAT ); 433872fcea8cSEd Schouten fprintf(init_file, "%s %s\n", PRINTCOMMAND, print_command); 433972fcea8cSEd Schouten fprintf(init_file, "%s %d\n", RIGHTMARGIN, right_margin); 434072fcea8cSEd Schouten fprintf(init_file, "%s\n", nohighlight ? NOHIGHLIGHT : HIGHLIGHT ); 434172fcea8cSEd Schouten fprintf(init_file, "%s\n", eightbit ? EIGHTBIT : NOEIGHTBIT ); 434272fcea8cSEd Schouten fprintf(init_file, "%s\n", emacs_keys_mode ? EMACS_string : NOEMACS_string ); 434372fcea8cSEd Schouten fprintf(init_file, "%s\n", ee_chinese ? chinese_cmd : nochinese_cmd ); 434472fcea8cSEd Schouten 434572fcea8cSEd Schouten fclose(init_file); 434672fcea8cSEd Schouten 434772fcea8cSEd Schouten wprintw(com_win, conf_dump_success_msg, file_name); 434872fcea8cSEd Schouten wrefresh(com_win); 434972fcea8cSEd Schouten 435072fcea8cSEd Schouten if ((option == 2) && (file_name != home_dir)) 435172fcea8cSEd Schouten { 435272fcea8cSEd Schouten free(file_name); 435372fcea8cSEd Schouten } 435472fcea8cSEd Schouten } 435572fcea8cSEd Schouten 4356*91517e3bSJohn Baldwin /* echo the given string */ 435772fcea8cSEd Schouten void 4358*91517e3bSJohn Baldwin echo_string(char *string) 435972fcea8cSEd Schouten { 436072fcea8cSEd Schouten char *temp; 436172fcea8cSEd Schouten int Counter; 436272fcea8cSEd Schouten 436372fcea8cSEd Schouten temp = string; 436496b676e9SEd Schouten while (*temp != '\0') 436572fcea8cSEd Schouten { 436672fcea8cSEd Schouten if (*temp == '\\') 436772fcea8cSEd Schouten { 436872fcea8cSEd Schouten temp++; 436972fcea8cSEd Schouten if (*temp == 'n') 437072fcea8cSEd Schouten putchar('\n'); 437172fcea8cSEd Schouten else if (*temp == 't') 437272fcea8cSEd Schouten putchar('\t'); 437372fcea8cSEd Schouten else if (*temp == 'b') 437472fcea8cSEd Schouten putchar('\b'); 437572fcea8cSEd Schouten else if (*temp == 'r') 437672fcea8cSEd Schouten putchar('\r'); 437772fcea8cSEd Schouten else if (*temp == 'f') 437872fcea8cSEd Schouten putchar('\f'); 437972fcea8cSEd Schouten else if ((*temp == 'e') || (*temp == 'E')) 438072fcea8cSEd Schouten putchar('\033'); /* escape */ 438172fcea8cSEd Schouten else if (*temp == '\\') 438272fcea8cSEd Schouten putchar('\\'); 438372fcea8cSEd Schouten else if (*temp == '\'') 438472fcea8cSEd Schouten putchar('\''); 438572fcea8cSEd Schouten else if ((*temp >= '0') && (*temp <= '9')) 438672fcea8cSEd Schouten { 438772fcea8cSEd Schouten Counter = 0; 438872fcea8cSEd Schouten while ((*temp >= '0') && (*temp <= '9')) 438972fcea8cSEd Schouten { 439072fcea8cSEd Schouten Counter = (8 * Counter) + (*temp - '0'); 439172fcea8cSEd Schouten temp++; 439272fcea8cSEd Schouten } 439372fcea8cSEd Schouten putchar(Counter); 439472fcea8cSEd Schouten temp--; 439572fcea8cSEd Schouten } 439672fcea8cSEd Schouten temp++; 439772fcea8cSEd Schouten } 439872fcea8cSEd Schouten else 439972fcea8cSEd Schouten { 440072fcea8cSEd Schouten putchar(*temp); 440172fcea8cSEd Schouten temp++; 440272fcea8cSEd Schouten } 440372fcea8cSEd Schouten } 440472fcea8cSEd Schouten 440572fcea8cSEd Schouten fflush(stdout); 440672fcea8cSEd Schouten } 440772fcea8cSEd Schouten 4408*91517e3bSJohn Baldwin /* check spelling of words in the editor */ 440972fcea8cSEd Schouten void 4410*91517e3bSJohn Baldwin spell_op(void) 441172fcea8cSEd Schouten { 441272fcea8cSEd Schouten if (restrict_mode()) 441372fcea8cSEd Schouten { 441472fcea8cSEd Schouten return; 441572fcea8cSEd Schouten } 441672fcea8cSEd Schouten top(); /* go to top of file */ 441772fcea8cSEd Schouten insert_line(FALSE); /* create two blank lines */ 441872fcea8cSEd Schouten insert_line(FALSE); 441972fcea8cSEd Schouten top(); 442072fcea8cSEd Schouten command(shell_echo_msg); 442172fcea8cSEd Schouten adv_line(); 442272fcea8cSEd Schouten wmove(com_win, 0, 0); 442372fcea8cSEd Schouten wprintw(com_win, spell_in_prog_msg); 442472fcea8cSEd Schouten wrefresh(com_win); 442572fcea8cSEd Schouten command("<>!spell"); /* send contents of buffer to command 'spell' 442672fcea8cSEd Schouten and read the results back into the editor */ 442772fcea8cSEd Schouten } 442872fcea8cSEd Schouten 442972fcea8cSEd Schouten void 4430*91517e3bSJohn Baldwin ispell_op(void) 443172fcea8cSEd Schouten { 4432cfe04e82SEd Schouten char template[128], *name; 443372fcea8cSEd Schouten char string[256]; 4434cfe04e82SEd Schouten int fd; 443572fcea8cSEd Schouten 443672fcea8cSEd Schouten if (restrict_mode()) 443772fcea8cSEd Schouten { 443872fcea8cSEd Schouten return; 443972fcea8cSEd Schouten } 4440cfe04e82SEd Schouten (void)sprintf(template, "/tmp/ee.XXXXXXXX"); 444196b676e9SEd Schouten fd = mkstemp(template); 4442cfe04e82SEd Schouten if (fd < 0) { 4443cfe04e82SEd Schouten wmove(com_win, 0, 0); 4444cfe04e82SEd Schouten wprintw(com_win, create_file_fail_msg, name); 4445cfe04e82SEd Schouten wrefresh(com_win); 4446cfe04e82SEd Schouten return; 4447cfe04e82SEd Schouten } 4448cfe04e82SEd Schouten close(fd); 4449cfe04e82SEd Schouten if (write_file(name, 0)) 445072fcea8cSEd Schouten { 445172fcea8cSEd Schouten sprintf(string, "ispell %s", name); 445272fcea8cSEd Schouten sh_command(string); 445372fcea8cSEd Schouten delete_text(); 445472fcea8cSEd Schouten tmp_file = name; 445572fcea8cSEd Schouten recv_file = TRUE; 445672fcea8cSEd Schouten check_fp(); 445772fcea8cSEd Schouten unlink(name); 445872fcea8cSEd Schouten } 445972fcea8cSEd Schouten } 446072fcea8cSEd Schouten 446172fcea8cSEd Schouten int 4462*91517e3bSJohn Baldwin first_word_len(struct text *test_line) 446372fcea8cSEd Schouten { 446472fcea8cSEd Schouten int counter; 446572fcea8cSEd Schouten unsigned char *pnt; 446672fcea8cSEd Schouten 446772fcea8cSEd Schouten if (test_line == NULL) 446872fcea8cSEd Schouten return(0); 446972fcea8cSEd Schouten 447072fcea8cSEd Schouten pnt = test_line->line; 447196b676e9SEd Schouten if ((pnt == NULL) || (*pnt == '\0') || 447272fcea8cSEd Schouten (*pnt == '.') || (*pnt == '>')) 447372fcea8cSEd Schouten return(0); 447472fcea8cSEd Schouten 447572fcea8cSEd Schouten if ((*pnt == ' ') || (*pnt == '\t')) 447672fcea8cSEd Schouten { 447772fcea8cSEd Schouten pnt = next_word(pnt); 447872fcea8cSEd Schouten } 447972fcea8cSEd Schouten 448096b676e9SEd Schouten if (*pnt == '\0') 448172fcea8cSEd Schouten return(0); 448272fcea8cSEd Schouten 448372fcea8cSEd Schouten counter = 0; 448496b676e9SEd Schouten while ((*pnt != '\0') && ((*pnt != ' ') && (*pnt != '\t'))) 448572fcea8cSEd Schouten { 448672fcea8cSEd Schouten pnt++; 448772fcea8cSEd Schouten counter++; 448872fcea8cSEd Schouten } 448996b676e9SEd Schouten while ((*pnt != '\0') && ((*pnt == ' ') || (*pnt == '\t'))) 449072fcea8cSEd Schouten { 449172fcea8cSEd Schouten pnt++; 449272fcea8cSEd Schouten counter++; 449372fcea8cSEd Schouten } 449472fcea8cSEd Schouten return(counter); 449572fcea8cSEd Schouten } 449672fcea8cSEd Schouten 4497*91517e3bSJohn Baldwin /* format the paragraph according to set margins */ 449872fcea8cSEd Schouten void 4499*91517e3bSJohn Baldwin Auto_Format(void) 450072fcea8cSEd Schouten { 450172fcea8cSEd Schouten int string_count; 450272fcea8cSEd Schouten int offset; 450372fcea8cSEd Schouten int temp_case; 450472fcea8cSEd Schouten int word_len; 450572fcea8cSEd Schouten int temp_dwl; 450672fcea8cSEd Schouten int tmp_d_line_length; 450772fcea8cSEd Schouten int leave_loop = FALSE; 450872fcea8cSEd Schouten int status; 450972fcea8cSEd Schouten int counter; 451072fcea8cSEd Schouten char not_blank; 451172fcea8cSEd Schouten unsigned char *line; 451272fcea8cSEd Schouten unsigned char *tmp_srchstr; 451372fcea8cSEd Schouten unsigned char *temp1, *temp2; 451472fcea8cSEd Schouten unsigned char *temp_dword; 451572fcea8cSEd Schouten unsigned char temp_d_char[3]; 451672fcea8cSEd Schouten unsigned char *tmp_d_line; 451772fcea8cSEd Schouten 451872fcea8cSEd Schouten 451972fcea8cSEd Schouten temp_d_char[0] = d_char[0]; 452072fcea8cSEd Schouten temp_d_char[1] = d_char[1]; 452172fcea8cSEd Schouten temp_d_char[2] = d_char[2]; 452272fcea8cSEd Schouten 452372fcea8cSEd Schouten /* 452472fcea8cSEd Schouten | if observ_margins is not set, or the current line is blank, 452572fcea8cSEd Schouten | do not format the current paragraph 452672fcea8cSEd Schouten */ 452772fcea8cSEd Schouten 452872fcea8cSEd Schouten if ((!observ_margins) || (Blank_Line(curr_line))) 452972fcea8cSEd Schouten return; 453072fcea8cSEd Schouten 453172fcea8cSEd Schouten /* 453272fcea8cSEd Schouten | get current position in paragraph, so after formatting, the cursor 453372fcea8cSEd Schouten | will be in the same relative position 453472fcea8cSEd Schouten */ 453572fcea8cSEd Schouten 453672fcea8cSEd Schouten tmp_d_line = d_line; 453772fcea8cSEd Schouten tmp_d_line_length = dlt_line->line_length; 453872fcea8cSEd Schouten d_line = NULL; 453972fcea8cSEd Schouten auto_format = FALSE; 454072fcea8cSEd Schouten offset = position; 454196b676e9SEd Schouten if ((position != 1) && ((*point == ' ') || (*point == '\t') || (position == curr_line->line_length) || (*point == '\0'))) 454272fcea8cSEd Schouten prev_word(); 454372fcea8cSEd Schouten temp_dword = d_word; 454472fcea8cSEd Schouten temp_dwl = d_wrd_len; 454572fcea8cSEd Schouten d_wrd_len = 0; 454672fcea8cSEd Schouten d_word = NULL; 454772fcea8cSEd Schouten temp_case = case_sen; 454872fcea8cSEd Schouten case_sen = TRUE; 454972fcea8cSEd Schouten tmp_srchstr = srch_str; 455072fcea8cSEd Schouten temp2 = srch_str = (unsigned char *) malloc(1 + curr_line->line_length - position); 455172fcea8cSEd Schouten if ((*point == ' ') || (*point == '\t')) 455272fcea8cSEd Schouten adv_word(); 455372fcea8cSEd Schouten offset -= position; 455472fcea8cSEd Schouten counter = position; 455572fcea8cSEd Schouten line = temp1 = point; 455696b676e9SEd Schouten while ((*temp1 != '\0') && (*temp1 != ' ') && (*temp1 != '\t') && (counter < curr_line->line_length)) 455772fcea8cSEd Schouten { 455872fcea8cSEd Schouten *temp2 = *temp1; 455972fcea8cSEd Schouten temp2++; 456072fcea8cSEd Schouten temp1++; 456172fcea8cSEd Schouten counter++; 456272fcea8cSEd Schouten } 456396b676e9SEd Schouten *temp2 = '\0'; 456472fcea8cSEd Schouten if (position != 1) 456572fcea8cSEd Schouten bol(); 456672fcea8cSEd Schouten while (!Blank_Line(curr_line->prev_line)) 456772fcea8cSEd Schouten bol(); 456872fcea8cSEd Schouten string_count = 0; 456972fcea8cSEd Schouten status = TRUE; 457072fcea8cSEd Schouten while ((line != point) && (status)) 457172fcea8cSEd Schouten { 457272fcea8cSEd Schouten status = search(FALSE); 457372fcea8cSEd Schouten string_count++; 457472fcea8cSEd Schouten } 457572fcea8cSEd Schouten 457672fcea8cSEd Schouten /* 457772fcea8cSEd Schouten | now get back to the start of the paragraph to start checking 457872fcea8cSEd Schouten */ 457972fcea8cSEd Schouten 458072fcea8cSEd Schouten if (position != 1) 458172fcea8cSEd Schouten bol(); 458272fcea8cSEd Schouten while (!Blank_Line(curr_line->prev_line)) 458372fcea8cSEd Schouten bol(); 458472fcea8cSEd Schouten 458572fcea8cSEd Schouten /* 458672fcea8cSEd Schouten | Start going through lines, putting spaces at end of lines if they do 458772fcea8cSEd Schouten | not already exist. Check line length, and move words to the next line 458872fcea8cSEd Schouten | if they cross the margin. Then get words from the next line if they 458972fcea8cSEd Schouten | will fit in before the margin. 459072fcea8cSEd Schouten */ 459172fcea8cSEd Schouten 459272fcea8cSEd Schouten counter = 0; 459372fcea8cSEd Schouten 459472fcea8cSEd Schouten while (!leave_loop) 459572fcea8cSEd Schouten { 459672fcea8cSEd Schouten if (position != curr_line->line_length) 459772fcea8cSEd Schouten eol(); 459872fcea8cSEd Schouten left(TRUE); 459972fcea8cSEd Schouten if (*point != ' ') 460072fcea8cSEd Schouten { 460172fcea8cSEd Schouten right(TRUE); 460272fcea8cSEd Schouten insert(' '); 460372fcea8cSEd Schouten } 460472fcea8cSEd Schouten else 460572fcea8cSEd Schouten right(TRUE); 460672fcea8cSEd Schouten 460772fcea8cSEd Schouten not_blank = FALSE; 460872fcea8cSEd Schouten 460972fcea8cSEd Schouten /* 461072fcea8cSEd Schouten | fill line if first word on next line will fit 461172fcea8cSEd Schouten | in the line without crossing the margin 461272fcea8cSEd Schouten */ 461372fcea8cSEd Schouten 461472fcea8cSEd Schouten while ((curr_line->next_line != NULL) && 461572fcea8cSEd Schouten ((word_len = first_word_len(curr_line->next_line)) > 0) 461672fcea8cSEd Schouten && ((scr_pos + word_len) < right_margin)) 461772fcea8cSEd Schouten { 461872fcea8cSEd Schouten adv_line(); 461972fcea8cSEd Schouten if ((*point == ' ') || (*point == '\t')) 462072fcea8cSEd Schouten adv_word(); 462172fcea8cSEd Schouten del_word(); 462272fcea8cSEd Schouten if (position != 1) 462372fcea8cSEd Schouten bol(); 462472fcea8cSEd Schouten 462572fcea8cSEd Schouten /* 462672fcea8cSEd Schouten | We know this line was not blank before, so 462772fcea8cSEd Schouten | make sure that it doesn't have one of the 462872fcea8cSEd Schouten | leading characters that indicate the line 462972fcea8cSEd Schouten | should not be modified. 463072fcea8cSEd Schouten | 463172fcea8cSEd Schouten | We also know that this character should not 463272fcea8cSEd Schouten | be left as the first character of this line. 463372fcea8cSEd Schouten */ 463472fcea8cSEd Schouten 463572fcea8cSEd Schouten if ((Blank_Line(curr_line)) && 463672fcea8cSEd Schouten (curr_line->line[0] != '.') && 463772fcea8cSEd Schouten (curr_line->line[0] != '>')) 463872fcea8cSEd Schouten { 463972fcea8cSEd Schouten del_line(); 464072fcea8cSEd Schouten not_blank = FALSE; 464172fcea8cSEd Schouten } 464272fcea8cSEd Schouten else 464372fcea8cSEd Schouten not_blank = TRUE; 464472fcea8cSEd Schouten 464572fcea8cSEd Schouten /* 464672fcea8cSEd Schouten | go to end of previous line 464772fcea8cSEd Schouten */ 464872fcea8cSEd Schouten left(TRUE); 464972fcea8cSEd Schouten undel_word(); 465072fcea8cSEd Schouten eol(); 465172fcea8cSEd Schouten /* 465272fcea8cSEd Schouten | make sure there's a space at the end of the line 465372fcea8cSEd Schouten */ 465472fcea8cSEd Schouten left(TRUE); 465572fcea8cSEd Schouten if (*point != ' ') 465672fcea8cSEd Schouten { 465772fcea8cSEd Schouten right(TRUE); 465872fcea8cSEd Schouten insert(' '); 465972fcea8cSEd Schouten } 466072fcea8cSEd Schouten else 466172fcea8cSEd Schouten right(TRUE); 466272fcea8cSEd Schouten } 466372fcea8cSEd Schouten 466472fcea8cSEd Schouten /* 466572fcea8cSEd Schouten | make sure line does not cross right margin 466672fcea8cSEd Schouten */ 466772fcea8cSEd Schouten 466872fcea8cSEd Schouten while (right_margin <= scr_pos) 466972fcea8cSEd Schouten { 467072fcea8cSEd Schouten prev_word(); 467172fcea8cSEd Schouten if (position != 1) 467272fcea8cSEd Schouten { 467372fcea8cSEd Schouten del_word(); 467472fcea8cSEd Schouten if (Blank_Line(curr_line->next_line)) 467572fcea8cSEd Schouten insert_line(TRUE); 467672fcea8cSEd Schouten else 467772fcea8cSEd Schouten adv_line(); 467872fcea8cSEd Schouten if ((*point == ' ') || (*point == '\t')) 467972fcea8cSEd Schouten adv_word(); 468072fcea8cSEd Schouten undel_word(); 468172fcea8cSEd Schouten not_blank = TRUE; 468272fcea8cSEd Schouten if (position != 1) 468372fcea8cSEd Schouten bol(); 468472fcea8cSEd Schouten left(TRUE); 468572fcea8cSEd Schouten } 468672fcea8cSEd Schouten } 468772fcea8cSEd Schouten 468872fcea8cSEd Schouten if ((!Blank_Line(curr_line->next_line)) || (not_blank)) 468972fcea8cSEd Schouten { 469072fcea8cSEd Schouten adv_line(); 469172fcea8cSEd Schouten counter++; 469272fcea8cSEd Schouten } 469372fcea8cSEd Schouten else 469472fcea8cSEd Schouten leave_loop = TRUE; 469572fcea8cSEd Schouten } 469672fcea8cSEd Schouten 469772fcea8cSEd Schouten /* 469872fcea8cSEd Schouten | go back to begin of paragraph, put cursor back to original position 469972fcea8cSEd Schouten */ 470072fcea8cSEd Schouten 470172fcea8cSEd Schouten if (position != 1) 470272fcea8cSEd Schouten bol(); 470372fcea8cSEd Schouten while ((counter-- > 0) || (!Blank_Line(curr_line->prev_line))) 470472fcea8cSEd Schouten bol(); 470572fcea8cSEd Schouten 470672fcea8cSEd Schouten /* 470772fcea8cSEd Schouten | find word cursor was in 470872fcea8cSEd Schouten */ 470972fcea8cSEd Schouten 471072fcea8cSEd Schouten status = TRUE; 471172fcea8cSEd Schouten while ((status) && (string_count > 0)) 471272fcea8cSEd Schouten { 471372fcea8cSEd Schouten status = search(FALSE); 471472fcea8cSEd Schouten string_count--; 471572fcea8cSEd Schouten } 471672fcea8cSEd Schouten 471772fcea8cSEd Schouten /* 471872fcea8cSEd Schouten | offset the cursor to where it was before from the start of the word 471972fcea8cSEd Schouten */ 472072fcea8cSEd Schouten 472172fcea8cSEd Schouten while (offset > 0) 472272fcea8cSEd Schouten { 472372fcea8cSEd Schouten offset--; 472472fcea8cSEd Schouten right(TRUE); 472572fcea8cSEd Schouten } 472672fcea8cSEd Schouten 472772fcea8cSEd Schouten if ((string_count > 0) && (offset < 0)) 472872fcea8cSEd Schouten { 472972fcea8cSEd Schouten while (offset < 0) 473072fcea8cSEd Schouten { 473172fcea8cSEd Schouten offset++; 473272fcea8cSEd Schouten left(TRUE); 473372fcea8cSEd Schouten } 473472fcea8cSEd Schouten } 473572fcea8cSEd Schouten 473672fcea8cSEd Schouten /* 473772fcea8cSEd Schouten | reset flags and strings to what they were before formatting 473872fcea8cSEd Schouten */ 473972fcea8cSEd Schouten 474072fcea8cSEd Schouten if (d_word != NULL) 474172fcea8cSEd Schouten free(d_word); 474272fcea8cSEd Schouten d_word = temp_dword; 474372fcea8cSEd Schouten d_wrd_len = temp_dwl; 474472fcea8cSEd Schouten case_sen = temp_case; 474572fcea8cSEd Schouten free(srch_str); 474672fcea8cSEd Schouten srch_str = tmp_srchstr; 474772fcea8cSEd Schouten d_char[0] = temp_d_char[0]; 474872fcea8cSEd Schouten d_char[1] = temp_d_char[1]; 474972fcea8cSEd Schouten d_char[2] = temp_d_char[2]; 475072fcea8cSEd Schouten auto_format = TRUE; 475172fcea8cSEd Schouten dlt_line->line_length = tmp_d_line_length; 475272fcea8cSEd Schouten d_line = tmp_d_line; 475372fcea8cSEd Schouten 475472fcea8cSEd Schouten formatted = TRUE; 475572fcea8cSEd Schouten midscreen(scr_vert, point); 475672fcea8cSEd Schouten } 475772fcea8cSEd Schouten 475872fcea8cSEd Schouten void 4759*91517e3bSJohn Baldwin modes_op(void) 476072fcea8cSEd Schouten { 476172fcea8cSEd Schouten int ret_value; 476272fcea8cSEd Schouten int counter; 476372fcea8cSEd Schouten char *string; 476472fcea8cSEd Schouten 476572fcea8cSEd Schouten do 476672fcea8cSEd Schouten { 476772fcea8cSEd Schouten sprintf(modes_menu[1].item_string, "%s %s", mode_strings[1], 476872fcea8cSEd Schouten (expand_tabs ? ON : OFF)); 476972fcea8cSEd Schouten sprintf(modes_menu[2].item_string, "%s %s", mode_strings[2], 477072fcea8cSEd Schouten (case_sen ? ON : OFF)); 477172fcea8cSEd Schouten sprintf(modes_menu[3].item_string, "%s %s", mode_strings[3], 477272fcea8cSEd Schouten (observ_margins ? ON : OFF)); 477372fcea8cSEd Schouten sprintf(modes_menu[4].item_string, "%s %s", mode_strings[4], 477472fcea8cSEd Schouten (auto_format ? ON : OFF)); 477572fcea8cSEd Schouten sprintf(modes_menu[5].item_string, "%s %s", mode_strings[5], 477672fcea8cSEd Schouten (eightbit ? ON : OFF)); 477772fcea8cSEd Schouten sprintf(modes_menu[6].item_string, "%s %s", mode_strings[6], 477872fcea8cSEd Schouten (info_window ? ON : OFF)); 477972fcea8cSEd Schouten sprintf(modes_menu[7].item_string, "%s %s", mode_strings[7], 478072fcea8cSEd Schouten (emacs_keys_mode ? ON : OFF)); 478172fcea8cSEd Schouten sprintf(modes_menu[8].item_string, "%s %d", mode_strings[8], 478272fcea8cSEd Schouten right_margin); 478372fcea8cSEd Schouten sprintf(modes_menu[9].item_string, "%s %s", mode_strings[9], 478472fcea8cSEd Schouten (ee_chinese ? ON : OFF)); 478572fcea8cSEd Schouten 478672fcea8cSEd Schouten ret_value = menu_op(modes_menu); 478772fcea8cSEd Schouten 478872fcea8cSEd Schouten switch (ret_value) 478972fcea8cSEd Schouten { 479072fcea8cSEd Schouten case 1: 479172fcea8cSEd Schouten expand_tabs = !expand_tabs; 479272fcea8cSEd Schouten break; 479372fcea8cSEd Schouten case 2: 479472fcea8cSEd Schouten case_sen = !case_sen; 479572fcea8cSEd Schouten break; 479672fcea8cSEd Schouten case 3: 479772fcea8cSEd Schouten observ_margins = !observ_margins; 479872fcea8cSEd Schouten break; 479972fcea8cSEd Schouten case 4: 480072fcea8cSEd Schouten auto_format = !auto_format; 480172fcea8cSEd Schouten if (auto_format) 480272fcea8cSEd Schouten observ_margins = TRUE; 480372fcea8cSEd Schouten break; 480472fcea8cSEd Schouten case 5: 480572fcea8cSEd Schouten eightbit = !eightbit; 480672fcea8cSEd Schouten if (!eightbit) 480772fcea8cSEd Schouten ee_chinese = FALSE; 480872fcea8cSEd Schouten #ifdef NCURSE 480972fcea8cSEd Schouten if (ee_chinese) 481072fcea8cSEd Schouten nc_setattrib(A_NC_BIG5); 481172fcea8cSEd Schouten else 481272fcea8cSEd Schouten nc_clearattrib(A_NC_BIG5); 481372fcea8cSEd Schouten #endif /* NCURSE */ 481472fcea8cSEd Schouten 481572fcea8cSEd Schouten redraw(); 481672fcea8cSEd Schouten wnoutrefresh(text_win); 481772fcea8cSEd Schouten break; 481872fcea8cSEd Schouten case 6: 481972fcea8cSEd Schouten if (info_window) 482072fcea8cSEd Schouten no_info_window(); 482172fcea8cSEd Schouten else 482272fcea8cSEd Schouten create_info_window(); 482372fcea8cSEd Schouten break; 482472fcea8cSEd Schouten case 7: 482572fcea8cSEd Schouten emacs_keys_mode = !emacs_keys_mode; 482672fcea8cSEd Schouten if (info_window) 482772fcea8cSEd Schouten paint_info_win(); 482872fcea8cSEd Schouten break; 482972fcea8cSEd Schouten case 8: 483072fcea8cSEd Schouten string = get_string(margin_prompt, TRUE); 483172fcea8cSEd Schouten if (string != NULL) 483272fcea8cSEd Schouten { 483372fcea8cSEd Schouten counter = atoi(string); 483472fcea8cSEd Schouten if (counter > 0) 483572fcea8cSEd Schouten right_margin = counter; 483672fcea8cSEd Schouten free(string); 483772fcea8cSEd Schouten } 483872fcea8cSEd Schouten break; 483972fcea8cSEd Schouten case 9: 484072fcea8cSEd Schouten ee_chinese = !ee_chinese; 484172fcea8cSEd Schouten if (ee_chinese != FALSE) 484272fcea8cSEd Schouten eightbit = TRUE; 484372fcea8cSEd Schouten #ifdef NCURSE 484472fcea8cSEd Schouten if (ee_chinese) 484572fcea8cSEd Schouten nc_setattrib(A_NC_BIG5); 484672fcea8cSEd Schouten else 484772fcea8cSEd Schouten nc_clearattrib(A_NC_BIG5); 484872fcea8cSEd Schouten #endif /* NCURSE */ 484972fcea8cSEd Schouten redraw(); 485072fcea8cSEd Schouten break; 485172fcea8cSEd Schouten default: 485272fcea8cSEd Schouten break; 485372fcea8cSEd Schouten } 485472fcea8cSEd Schouten } 485572fcea8cSEd Schouten while (ret_value != 0); 485672fcea8cSEd Schouten } 485772fcea8cSEd Schouten 4858*91517e3bSJohn Baldwin /* a strchr() look-alike for systems without strchr() */ 485972fcea8cSEd Schouten char * 4860*91517e3bSJohn Baldwin is_in_string(char *string, char *substring) 486172fcea8cSEd Schouten { 486272fcea8cSEd Schouten char *full, *sub; 486372fcea8cSEd Schouten 486496b676e9SEd Schouten for (sub = substring; (sub != NULL) && (*sub != '\0'); sub++) 486572fcea8cSEd Schouten { 486696b676e9SEd Schouten for (full = string; (full != NULL) && (*full != '\0'); 486772fcea8cSEd Schouten full++) 486872fcea8cSEd Schouten { 486972fcea8cSEd Schouten if (*sub == *full) 487072fcea8cSEd Schouten return(full); 487172fcea8cSEd Schouten } 487272fcea8cSEd Schouten } 487372fcea8cSEd Schouten return(NULL); 487472fcea8cSEd Schouten } 487572fcea8cSEd Schouten 487672fcea8cSEd Schouten /* 487772fcea8cSEd Schouten | handle names of the form "~/file", "~user/file", 487872fcea8cSEd Schouten | "$HOME/foo", "~/$FOO", etc. 487972fcea8cSEd Schouten */ 488072fcea8cSEd Schouten 488172fcea8cSEd Schouten char * 4882*91517e3bSJohn Baldwin resolve_name(char *name) 488372fcea8cSEd Schouten { 488472fcea8cSEd Schouten char long_buffer[1024]; 488572fcea8cSEd Schouten char short_buffer[128]; 488672fcea8cSEd Schouten char *buffer; 488772fcea8cSEd Schouten char *slash; 488872fcea8cSEd Schouten char *tmp; 488972fcea8cSEd Schouten char *start_of_var; 489072fcea8cSEd Schouten int offset; 489172fcea8cSEd Schouten int index; 489272fcea8cSEd Schouten int counter; 489372fcea8cSEd Schouten struct passwd *user; 489472fcea8cSEd Schouten 489572fcea8cSEd Schouten if (name[0] == '~') 489672fcea8cSEd Schouten { 489772fcea8cSEd Schouten if (name[1] == '/') 489872fcea8cSEd Schouten { 489972fcea8cSEd Schouten index = getuid(); 490072fcea8cSEd Schouten user = (struct passwd *) getpwuid(index); 490172fcea8cSEd Schouten slash = name + 1; 490272fcea8cSEd Schouten } 490372fcea8cSEd Schouten else 490472fcea8cSEd Schouten { 490572fcea8cSEd Schouten slash = strchr(name, '/'); 490672fcea8cSEd Schouten if (slash == NULL) 490772fcea8cSEd Schouten return(name); 490896b676e9SEd Schouten *slash = '\0'; 490972fcea8cSEd Schouten user = (struct passwd *) getpwnam((name + 1)); 491072fcea8cSEd Schouten *slash = '/'; 491172fcea8cSEd Schouten } 491272fcea8cSEd Schouten if (user == NULL) 491372fcea8cSEd Schouten { 491472fcea8cSEd Schouten return(name); 491572fcea8cSEd Schouten } 491672fcea8cSEd Schouten buffer = malloc(strlen(user->pw_dir) + strlen(slash) + 1); 491772fcea8cSEd Schouten strcpy(buffer, user->pw_dir); 491872fcea8cSEd Schouten strcat(buffer, slash); 491972fcea8cSEd Schouten } 492072fcea8cSEd Schouten else 492172fcea8cSEd Schouten buffer = name; 492272fcea8cSEd Schouten 492372fcea8cSEd Schouten if (is_in_string(buffer, "$")) 492472fcea8cSEd Schouten { 492572fcea8cSEd Schouten tmp = buffer; 492672fcea8cSEd Schouten index = 0; 492772fcea8cSEd Schouten 492896b676e9SEd Schouten while ((*tmp != '\0') && (index < 1024)) 492972fcea8cSEd Schouten { 493072fcea8cSEd Schouten 493196b676e9SEd Schouten while ((*tmp != '\0') && (*tmp != '$') && 493272fcea8cSEd Schouten (index < 1024)) 493372fcea8cSEd Schouten { 493472fcea8cSEd Schouten long_buffer[index] = *tmp; 493572fcea8cSEd Schouten tmp++; 493672fcea8cSEd Schouten index++; 493772fcea8cSEd Schouten } 493872fcea8cSEd Schouten 493972fcea8cSEd Schouten if ((*tmp == '$') && (index < 1024)) 494072fcea8cSEd Schouten { 494172fcea8cSEd Schouten counter = 0; 494272fcea8cSEd Schouten start_of_var = tmp; 494372fcea8cSEd Schouten tmp++; 494472fcea8cSEd Schouten if (*tmp == '{') /* } */ /* bracketed variable name */ 494572fcea8cSEd Schouten { 494672fcea8cSEd Schouten tmp++; /* { */ 494796b676e9SEd Schouten while ((*tmp != '\0') && 494872fcea8cSEd Schouten (*tmp != '}') && 494972fcea8cSEd Schouten (counter < 128)) 495072fcea8cSEd Schouten { 495172fcea8cSEd Schouten short_buffer[counter] = *tmp; 495272fcea8cSEd Schouten counter++; 495372fcea8cSEd Schouten tmp++; 495472fcea8cSEd Schouten } /* { */ 495572fcea8cSEd Schouten if (*tmp == '}') 495672fcea8cSEd Schouten tmp++; 495772fcea8cSEd Schouten } 495872fcea8cSEd Schouten else 495972fcea8cSEd Schouten { 496096b676e9SEd Schouten while ((*tmp != '\0') && 496172fcea8cSEd Schouten (*tmp != '/') && 496272fcea8cSEd Schouten (*tmp != '$') && 496372fcea8cSEd Schouten (counter < 128)) 496472fcea8cSEd Schouten { 496572fcea8cSEd Schouten short_buffer[counter] = *tmp; 496672fcea8cSEd Schouten counter++; 496772fcea8cSEd Schouten tmp++; 496872fcea8cSEd Schouten } 496972fcea8cSEd Schouten } 497096b676e9SEd Schouten short_buffer[counter] = '\0'; 497172fcea8cSEd Schouten if ((slash = getenv(short_buffer)) != NULL) 497272fcea8cSEd Schouten { 497372fcea8cSEd Schouten offset = strlen(slash); 497472fcea8cSEd Schouten if ((offset + index) < 1024) 497572fcea8cSEd Schouten strcpy(&long_buffer[index], slash); 497672fcea8cSEd Schouten index += offset; 497772fcea8cSEd Schouten } 497872fcea8cSEd Schouten else 497972fcea8cSEd Schouten { 498072fcea8cSEd Schouten while ((start_of_var != tmp) && (index < 1024)) 498172fcea8cSEd Schouten { 498272fcea8cSEd Schouten long_buffer[index] = *start_of_var; 498372fcea8cSEd Schouten start_of_var++; 498472fcea8cSEd Schouten index++; 498572fcea8cSEd Schouten } 498672fcea8cSEd Schouten } 498772fcea8cSEd Schouten } 498872fcea8cSEd Schouten } 498972fcea8cSEd Schouten 499072fcea8cSEd Schouten if (index == 1024) 499172fcea8cSEd Schouten return(buffer); 499272fcea8cSEd Schouten else 499396b676e9SEd Schouten long_buffer[index] = '\0'; 499472fcea8cSEd Schouten 499572fcea8cSEd Schouten if (name != buffer) 499672fcea8cSEd Schouten free(buffer); 499772fcea8cSEd Schouten buffer = malloc(index + 1); 499872fcea8cSEd Schouten strcpy(buffer, long_buffer); 499972fcea8cSEd Schouten } 500072fcea8cSEd Schouten 500172fcea8cSEd Schouten return(buffer); 500272fcea8cSEd Schouten } 500372fcea8cSEd Schouten 500472fcea8cSEd Schouten int 5005*91517e3bSJohn Baldwin restrict_mode(void) 500672fcea8cSEd Schouten { 500772fcea8cSEd Schouten if (!restricted) 500872fcea8cSEd Schouten return(FALSE); 500972fcea8cSEd Schouten 501072fcea8cSEd Schouten wmove(com_win, 0, 0); 501172fcea8cSEd Schouten wprintw(com_win, restricted_msg); 501272fcea8cSEd Schouten wclrtoeol(com_win); 501372fcea8cSEd Schouten wrefresh(com_win); 501472fcea8cSEd Schouten clear_com_win = TRUE; 501572fcea8cSEd Schouten return(TRUE); 501672fcea8cSEd Schouten } 501772fcea8cSEd Schouten 501872fcea8cSEd Schouten /* 501972fcea8cSEd Schouten | The following routine tests the input string against the list of 502072fcea8cSEd Schouten | strings, to determine if the string is a unique match with one of the 502172fcea8cSEd Schouten | valid values. 502272fcea8cSEd Schouten */ 502372fcea8cSEd Schouten 502472fcea8cSEd Schouten int 5025*91517e3bSJohn Baldwin unique_test(char *string, char *list[]) 502672fcea8cSEd Schouten { 502772fcea8cSEd Schouten int counter; 502872fcea8cSEd Schouten int num_match; 502972fcea8cSEd Schouten int result; 503072fcea8cSEd Schouten 503172fcea8cSEd Schouten num_match = 0; 503272fcea8cSEd Schouten counter = 0; 503372fcea8cSEd Schouten while (list[counter] != NULL) 503472fcea8cSEd Schouten { 503572fcea8cSEd Schouten result = compare(string, list[counter], FALSE); 503672fcea8cSEd Schouten if (result) 503772fcea8cSEd Schouten num_match++; 503872fcea8cSEd Schouten counter++; 503972fcea8cSEd Schouten } 504072fcea8cSEd Schouten return(num_match); 504172fcea8cSEd Schouten } 504272fcea8cSEd Schouten 504372fcea8cSEd Schouten #ifndef NO_CATGETS 504472fcea8cSEd Schouten /* 504572fcea8cSEd Schouten | Get the catalog entry, and if it got it from the catalog, 504672fcea8cSEd Schouten | make a copy, since the buffer will be overwritten by the 504772fcea8cSEd Schouten | next call to catgets(). 504872fcea8cSEd Schouten */ 504972fcea8cSEd Schouten 505072fcea8cSEd Schouten char * 5051*91517e3bSJohn Baldwin catgetlocal(int number, char *string) 505272fcea8cSEd Schouten { 505372fcea8cSEd Schouten char *temp1; 505472fcea8cSEd Schouten char *temp2; 505572fcea8cSEd Schouten 505672fcea8cSEd Schouten temp1 = catgets(catalog, 1, number, string); 505772fcea8cSEd Schouten if (temp1 != string) 505872fcea8cSEd Schouten { 505972fcea8cSEd Schouten temp2 = malloc(strlen(temp1) + 1); 506072fcea8cSEd Schouten strcpy(temp2, temp1); 506172fcea8cSEd Schouten temp1 = temp2; 506272fcea8cSEd Schouten } 506372fcea8cSEd Schouten return(temp1); 506472fcea8cSEd Schouten } 506572fcea8cSEd Schouten #endif /* NO_CATGETS */ 506672fcea8cSEd Schouten 506772fcea8cSEd Schouten /* 506872fcea8cSEd Schouten | The following is to allow for using message catalogs which allow 506972fcea8cSEd Schouten | the software to be 'localized', that is, to use different languages 507072fcea8cSEd Schouten | all with the same binary. For more information, see your system 507172fcea8cSEd Schouten | documentation, or the X/Open Internationalization Guide. 507272fcea8cSEd Schouten */ 507372fcea8cSEd Schouten 507472fcea8cSEd Schouten void 5075*91517e3bSJohn Baldwin strings_init(void) 507672fcea8cSEd Schouten { 507772fcea8cSEd Schouten int counter; 507872fcea8cSEd Schouten 507972fcea8cSEd Schouten setlocale(LC_ALL, ""); 5080f39e07f3SAndrey A. Chernov #ifndef NO_CATGETS 5081cfe04e82SEd Schouten catalog = catopen("ee", NL_CAT_LOCALE); 508272fcea8cSEd Schouten #endif /* NO_CATGETS */ 508372fcea8cSEd Schouten 508472fcea8cSEd Schouten modes_menu[0].item_string = catgetlocal( 1, "modes menu"); 508572fcea8cSEd Schouten mode_strings[1] = catgetlocal( 2, "tabs to spaces "); 508672fcea8cSEd Schouten mode_strings[2] = catgetlocal( 3, "case sensitive search"); 508772fcea8cSEd Schouten mode_strings[3] = catgetlocal( 4, "margins observed "); 508872fcea8cSEd Schouten mode_strings[4] = catgetlocal( 5, "auto-paragraph format"); 508972fcea8cSEd Schouten mode_strings[5] = catgetlocal( 6, "eightbit characters "); 509072fcea8cSEd Schouten mode_strings[6] = catgetlocal( 7, "info window "); 509172fcea8cSEd Schouten mode_strings[8] = catgetlocal( 8, "right margin "); 509272fcea8cSEd Schouten leave_menu[0].item_string = catgetlocal( 9, "leave menu"); 509372fcea8cSEd Schouten leave_menu[1].item_string = catgetlocal( 10, "save changes"); 509472fcea8cSEd Schouten leave_menu[2].item_string = catgetlocal( 11, "no save"); 509572fcea8cSEd Schouten file_menu[0].item_string = catgetlocal( 12, "file menu"); 509672fcea8cSEd Schouten file_menu[1].item_string = catgetlocal( 13, "read a file"); 509772fcea8cSEd Schouten file_menu[2].item_string = catgetlocal( 14, "write a file"); 509872fcea8cSEd Schouten file_menu[3].item_string = catgetlocal( 15, "save file"); 509972fcea8cSEd Schouten file_menu[4].item_string = catgetlocal( 16, "print editor contents"); 510072fcea8cSEd Schouten search_menu[0].item_string = catgetlocal( 17, "search menu"); 510172fcea8cSEd Schouten search_menu[1].item_string = catgetlocal( 18, "search for ..."); 510272fcea8cSEd Schouten search_menu[2].item_string = catgetlocal( 19, "search"); 510372fcea8cSEd Schouten spell_menu[0].item_string = catgetlocal( 20, "spell menu"); 510472fcea8cSEd Schouten spell_menu[1].item_string = catgetlocal( 21, "use 'spell'"); 510572fcea8cSEd Schouten spell_menu[2].item_string = catgetlocal( 22, "use 'ispell'"); 510672fcea8cSEd Schouten misc_menu[0].item_string = catgetlocal( 23, "miscellaneous menu"); 510772fcea8cSEd Schouten misc_menu[1].item_string = catgetlocal( 24, "format paragraph"); 510872fcea8cSEd Schouten misc_menu[2].item_string = catgetlocal( 25, "shell command"); 510972fcea8cSEd Schouten misc_menu[3].item_string = catgetlocal( 26, "check spelling"); 511072fcea8cSEd Schouten main_menu[0].item_string = catgetlocal( 27, "main menu"); 511172fcea8cSEd Schouten main_menu[1].item_string = catgetlocal( 28, "leave editor"); 511272fcea8cSEd Schouten main_menu[2].item_string = catgetlocal( 29, "help"); 511372fcea8cSEd Schouten main_menu[3].item_string = catgetlocal( 30, "file operations"); 511472fcea8cSEd Schouten main_menu[4].item_string = catgetlocal( 31, "redraw screen"); 511572fcea8cSEd Schouten main_menu[5].item_string = catgetlocal( 32, "settings"); 511672fcea8cSEd Schouten main_menu[6].item_string = catgetlocal( 33, "search"); 511772fcea8cSEd Schouten main_menu[7].item_string = catgetlocal( 34, "miscellaneous"); 511872fcea8cSEd Schouten help_text[0] = catgetlocal( 35, "Control keys: "); 511972fcea8cSEd Schouten help_text[1] = catgetlocal( 36, "^a ascii code ^i tab ^r right "); 512072fcea8cSEd Schouten help_text[2] = catgetlocal( 37, "^b bottom of text ^j newline ^t top of text "); 512172fcea8cSEd Schouten help_text[3] = catgetlocal( 38, "^c command ^k delete char ^u up "); 512272fcea8cSEd Schouten help_text[4] = catgetlocal( 39, "^d down ^l left ^v undelete word "); 512372fcea8cSEd Schouten help_text[5] = catgetlocal( 40, "^e search prompt ^m newline ^w delete word "); 512472fcea8cSEd Schouten help_text[6] = catgetlocal( 41, "^f undelete char ^n next page ^x search "); 512572fcea8cSEd Schouten help_text[7] = catgetlocal( 42, "^g begin of line ^o end of line ^y delete line "); 512672fcea8cSEd Schouten help_text[8] = catgetlocal( 43, "^h backspace ^p prev page ^z undelete line "); 5127cfe04e82SEd Schouten help_text[9] = catgetlocal( 44, "^[ (escape) menu ESC-Enter: exit ee "); 512872fcea8cSEd Schouten help_text[10] = catgetlocal( 45, " "); 512972fcea8cSEd Schouten help_text[11] = catgetlocal( 46, "Commands: "); 513072fcea8cSEd Schouten help_text[12] = catgetlocal( 47, "help : get this info file : print file name "); 513172fcea8cSEd Schouten help_text[13] = catgetlocal( 48, "read : read a file char : ascii code of char "); 513272fcea8cSEd Schouten help_text[14] = catgetlocal( 49, "write : write a file case : case sensitive search "); 513372fcea8cSEd Schouten help_text[15] = catgetlocal( 50, "exit : leave and save nocase : case insensitive search "); 513472fcea8cSEd Schouten help_text[16] = catgetlocal( 51, "quit : leave, no save !cmd : execute \"cmd\" in shell "); 513572fcea8cSEd Schouten help_text[17] = catgetlocal( 52, "line : display line # 0-9 : go to line \"#\" "); 513672fcea8cSEd Schouten help_text[18] = catgetlocal( 53, "expand : expand tabs noexpand: do not expand tabs "); 513772fcea8cSEd Schouten help_text[19] = catgetlocal( 54, " "); 513872fcea8cSEd Schouten help_text[20] = catgetlocal( 55, " ee [+#] [-i] [-e] [-h] [file(s)] "); 513972fcea8cSEd Schouten help_text[21] = catgetlocal( 56, "+# :go to line # -i :no info window -e : don't expand tabs -h :no highlight"); 514072fcea8cSEd Schouten control_keys[0] = catgetlocal( 57, "^[ (escape) menu ^e search prompt ^y delete line ^u up ^p prev page "); 514172fcea8cSEd Schouten control_keys[1] = catgetlocal( 58, "^a ascii code ^x search ^z undelete line ^d down ^n next page "); 514272fcea8cSEd Schouten control_keys[2] = catgetlocal( 59, "^b bottom of text ^g begin of line ^w delete word ^l left "); 514372fcea8cSEd Schouten control_keys[3] = catgetlocal( 60, "^t top of text ^o end of line ^v undelete word ^r right "); 5144cfe04e82SEd Schouten control_keys[4] = catgetlocal( 61, "^c command ^k delete char ^f undelete char ESC-Enter: exit ee "); 514572fcea8cSEd Schouten command_strings[0] = catgetlocal( 62, "help : get help info |file : print file name |line : print line # "); 514672fcea8cSEd Schouten command_strings[1] = catgetlocal( 63, "read : read a file |char : ascii code of char |0-9 : go to line \"#\""); 514772fcea8cSEd Schouten command_strings[2] = catgetlocal( 64, "write: write a file |case : case sensitive search |exit : leave and save "); 514872fcea8cSEd Schouten command_strings[3] = catgetlocal( 65, "!cmd : shell \"cmd\" |nocase: ignore case in search |quit : leave, no save"); 514972fcea8cSEd Schouten command_strings[4] = catgetlocal( 66, "expand: expand tabs |noexpand: do not expand tabs "); 515072fcea8cSEd Schouten com_win_message = catgetlocal( 67, " press Escape (^[) for menu"); 515172fcea8cSEd Schouten no_file_string = catgetlocal( 68, "no file"); 515272fcea8cSEd Schouten ascii_code_str = catgetlocal( 69, "ascii code: "); 515372fcea8cSEd Schouten printer_msg_str = catgetlocal( 70, "sending contents of buffer to \"%s\" "); 515472fcea8cSEd Schouten command_str = catgetlocal( 71, "command: "); 515572fcea8cSEd Schouten file_write_prompt_str = catgetlocal( 72, "name of file to write: "); 515672fcea8cSEd Schouten file_read_prompt_str = catgetlocal( 73, "name of file to read: "); 515772fcea8cSEd Schouten char_str = catgetlocal( 74, "character = %d"); 515872fcea8cSEd Schouten unkn_cmd_str = catgetlocal( 75, "unknown command \"%s\""); 515972fcea8cSEd Schouten non_unique_cmd_msg = catgetlocal( 76, "entered command is not unique"); 516072fcea8cSEd Schouten line_num_str = catgetlocal( 77, "line %d "); 516172fcea8cSEd Schouten line_len_str = catgetlocal( 78, "length = %d"); 516272fcea8cSEd Schouten current_file_str = catgetlocal( 79, "current file is \"%s\" "); 516372fcea8cSEd Schouten usage0 = catgetlocal( 80, "usage: %s [-i] [-e] [-h] [+line_number] [file(s)]\n"); 516472fcea8cSEd Schouten usage1 = catgetlocal( 81, " -i turn off info window\n"); 516572fcea8cSEd Schouten usage2 = catgetlocal( 82, " -e do not convert tabs to spaces\n"); 516672fcea8cSEd Schouten usage3 = catgetlocal( 83, " -h do not use highlighting\n"); 516772fcea8cSEd Schouten file_is_dir_msg = catgetlocal( 84, "file \"%s\" is a directory"); 516872fcea8cSEd Schouten new_file_msg = catgetlocal( 85, "new file \"%s\""); 516972fcea8cSEd Schouten cant_open_msg = catgetlocal( 86, "can't open \"%s\""); 517072fcea8cSEd Schouten open_file_msg = catgetlocal( 87, "file \"%s\", %d lines"); 517172fcea8cSEd Schouten file_read_fin_msg = catgetlocal( 88, "finished reading file \"%s\""); 517272fcea8cSEd Schouten reading_file_msg = catgetlocal( 89, "reading file \"%s\""); 517372fcea8cSEd Schouten read_only_msg = catgetlocal( 90, ", read only"); 517472fcea8cSEd Schouten file_read_lines_msg = catgetlocal( 91, "file \"%s\", %d lines"); 517572fcea8cSEd Schouten save_file_name_prompt = catgetlocal( 92, "enter name of file: "); 517672fcea8cSEd Schouten file_not_saved_msg = catgetlocal( 93, "no filename entered: file not saved"); 517772fcea8cSEd Schouten changes_made_prompt = catgetlocal( 94, "changes have been made, are you sure? (y/n [n]) "); 517872fcea8cSEd Schouten yes_char = catgetlocal( 95, "y"); 517972fcea8cSEd Schouten file_exists_prompt = catgetlocal( 96, "file already exists, overwrite? (y/n) [n] "); 518072fcea8cSEd Schouten create_file_fail_msg = catgetlocal( 97, "unable to create file \"%s\""); 518172fcea8cSEd Schouten writing_file_msg = catgetlocal( 98, "writing file \"%s\""); 518272fcea8cSEd Schouten file_written_msg = catgetlocal( 99, "\"%s\" %d lines, %d characters"); 518372fcea8cSEd Schouten searching_msg = catgetlocal( 100, " ...searching"); 518472fcea8cSEd Schouten str_not_found_msg = catgetlocal( 101, "string \"%s\" not found"); 518572fcea8cSEd Schouten search_prompt_str = catgetlocal( 102, "search for: "); 518696b676e9SEd Schouten exec_err_msg = catgetlocal( 103, "could not exec %s\n"); 518772fcea8cSEd Schouten continue_msg = catgetlocal( 104, "press return to continue "); 518872fcea8cSEd Schouten menu_cancel_msg = catgetlocal( 105, "press Esc to cancel"); 518972fcea8cSEd Schouten menu_size_err_msg = catgetlocal( 106, "menu too large for window"); 519072fcea8cSEd Schouten press_any_key_msg = catgetlocal( 107, "press any key to continue "); 519172fcea8cSEd Schouten shell_prompt = catgetlocal( 108, "shell command: "); 519272fcea8cSEd Schouten formatting_msg = catgetlocal( 109, "...formatting paragraph..."); 519372fcea8cSEd Schouten shell_echo_msg = catgetlocal( 110, "<!echo 'list of unrecognized words'; echo -=-=-=-=-=-"); 519472fcea8cSEd Schouten spell_in_prog_msg = catgetlocal( 111, "sending contents of edit buffer to 'spell'"); 519572fcea8cSEd Schouten margin_prompt = catgetlocal( 112, "right margin is: "); 519672fcea8cSEd Schouten restricted_msg = catgetlocal( 113, "restricted mode: unable to perform requested operation"); 519772fcea8cSEd Schouten ON = catgetlocal( 114, "ON"); 519872fcea8cSEd Schouten OFF = catgetlocal( 115, "OFF"); 519972fcea8cSEd Schouten HELP = catgetlocal( 116, "HELP"); 520072fcea8cSEd Schouten WRITE = catgetlocal( 117, "WRITE"); 520172fcea8cSEd Schouten READ = catgetlocal( 118, "READ"); 520272fcea8cSEd Schouten LINE = catgetlocal( 119, "LINE"); 520372fcea8cSEd Schouten FILE_str = catgetlocal( 120, "FILE"); 520472fcea8cSEd Schouten CHARACTER = catgetlocal( 121, "CHARACTER"); 520572fcea8cSEd Schouten REDRAW = catgetlocal( 122, "REDRAW"); 520672fcea8cSEd Schouten RESEQUENCE = catgetlocal( 123, "RESEQUENCE"); 520772fcea8cSEd Schouten AUTHOR = catgetlocal( 124, "AUTHOR"); 520872fcea8cSEd Schouten VERSION = catgetlocal( 125, "VERSION"); 520972fcea8cSEd Schouten CASE = catgetlocal( 126, "CASE"); 521072fcea8cSEd Schouten NOCASE = catgetlocal( 127, "NOCASE"); 521172fcea8cSEd Schouten EXPAND = catgetlocal( 128, "EXPAND"); 521272fcea8cSEd Schouten NOEXPAND = catgetlocal( 129, "NOEXPAND"); 521372fcea8cSEd Schouten Exit_string = catgetlocal( 130, "EXIT"); 521472fcea8cSEd Schouten QUIT_string = catgetlocal( 131, "QUIT"); 521572fcea8cSEd Schouten INFO = catgetlocal( 132, "INFO"); 521672fcea8cSEd Schouten NOINFO = catgetlocal( 133, "NOINFO"); 521772fcea8cSEd Schouten MARGINS = catgetlocal( 134, "MARGINS"); 521872fcea8cSEd Schouten NOMARGINS = catgetlocal( 135, "NOMARGINS"); 521972fcea8cSEd Schouten AUTOFORMAT = catgetlocal( 136, "AUTOFORMAT"); 522072fcea8cSEd Schouten NOAUTOFORMAT = catgetlocal( 137, "NOAUTOFORMAT"); 522172fcea8cSEd Schouten Echo = catgetlocal( 138, "ECHO"); 522272fcea8cSEd Schouten PRINTCOMMAND = catgetlocal( 139, "PRINTCOMMAND"); 522372fcea8cSEd Schouten RIGHTMARGIN = catgetlocal( 140, "RIGHTMARGIN"); 522472fcea8cSEd Schouten HIGHLIGHT = catgetlocal( 141, "HIGHLIGHT"); 522572fcea8cSEd Schouten NOHIGHLIGHT = catgetlocal( 142, "NOHIGHLIGHT"); 522672fcea8cSEd Schouten EIGHTBIT = catgetlocal( 143, "EIGHTBIT"); 522772fcea8cSEd Schouten NOEIGHTBIT = catgetlocal( 144, "NOEIGHTBIT"); 522872fcea8cSEd Schouten /* 522972fcea8cSEd Schouten | additions 523072fcea8cSEd Schouten */ 523172fcea8cSEd Schouten mode_strings[7] = catgetlocal( 145, "emacs key bindings "); 523272fcea8cSEd Schouten emacs_help_text[0] = help_text[0]; 523372fcea8cSEd Schouten emacs_help_text[1] = catgetlocal( 146, "^a beginning of line ^i tab ^r restore word "); 523496b676e9SEd Schouten emacs_help_text[2] = catgetlocal( 147, "^b back 1 char ^j undel char ^t top of text "); 523596b676e9SEd Schouten emacs_help_text[3] = catgetlocal( 148, "^c command ^k delete line ^u bottom of text "); 523672fcea8cSEd Schouten emacs_help_text[4] = catgetlocal( 149, "^d delete char ^l undelete line ^v next page "); 523772fcea8cSEd Schouten emacs_help_text[5] = catgetlocal( 150, "^e end of line ^m newline ^w delete word "); 523872fcea8cSEd Schouten emacs_help_text[6] = catgetlocal( 151, "^f forward 1 char ^n next line ^x search "); 523972fcea8cSEd Schouten emacs_help_text[7] = catgetlocal( 152, "^g go back 1 page ^o ascii char insert ^y search prompt "); 524072fcea8cSEd Schouten emacs_help_text[8] = catgetlocal( 153, "^h backspace ^p prev line ^z next word "); 524172fcea8cSEd Schouten emacs_help_text[9] = help_text[9]; 524272fcea8cSEd Schouten emacs_help_text[10] = help_text[10]; 524372fcea8cSEd Schouten emacs_help_text[11] = help_text[11]; 524472fcea8cSEd Schouten emacs_help_text[12] = help_text[12]; 524572fcea8cSEd Schouten emacs_help_text[13] = help_text[13]; 524672fcea8cSEd Schouten emacs_help_text[14] = help_text[14]; 524772fcea8cSEd Schouten emacs_help_text[15] = help_text[15]; 524872fcea8cSEd Schouten emacs_help_text[16] = help_text[16]; 524972fcea8cSEd Schouten emacs_help_text[17] = help_text[17]; 525072fcea8cSEd Schouten emacs_help_text[18] = help_text[18]; 525172fcea8cSEd Schouten emacs_help_text[19] = help_text[19]; 525272fcea8cSEd Schouten emacs_help_text[20] = help_text[20]; 525372fcea8cSEd Schouten emacs_help_text[21] = help_text[21]; 525496b676e9SEd Schouten emacs_control_keys[0] = catgetlocal( 154, "^[ (escape) menu ^y search prompt ^k delete line ^p prev li ^g prev page"); 525596b676e9SEd Schouten emacs_control_keys[1] = catgetlocal( 155, "^o ascii code ^x search ^l undelete line ^n next li ^v next page"); 525696b676e9SEd Schouten emacs_control_keys[2] = catgetlocal( 156, "^u end of file ^a begin of line ^w delete word ^b back 1 char ^z next word"); 525796b676e9SEd Schouten emacs_control_keys[3] = catgetlocal( 157, "^t top of text ^e end of line ^r restore word ^f forward char "); 5258cfe04e82SEd Schouten emacs_control_keys[4] = catgetlocal( 158, "^c command ^d delete char ^j undelete char ESC-Enter: exit"); 525972fcea8cSEd Schouten EMACS_string = catgetlocal( 159, "EMACS"); 526072fcea8cSEd Schouten NOEMACS_string = catgetlocal( 160, "NOEMACS"); 526172fcea8cSEd Schouten usage4 = catgetlocal( 161, " +# put cursor at line #\n"); 526272fcea8cSEd Schouten conf_dump_err_msg = catgetlocal( 162, "unable to open .init.ee for writing, no configuration saved!"); 526372fcea8cSEd Schouten conf_dump_success_msg = catgetlocal( 163, "ee configuration saved in file %s"); 526472fcea8cSEd Schouten modes_menu[10].item_string = catgetlocal( 164, "save editor configuration"); 526572fcea8cSEd Schouten config_dump_menu[0].item_string = catgetlocal( 165, "save ee configuration"); 526672fcea8cSEd Schouten config_dump_menu[1].item_string = catgetlocal( 166, "save in current directory"); 526772fcea8cSEd Schouten config_dump_menu[2].item_string = catgetlocal( 167, "save in home directory"); 526872fcea8cSEd Schouten conf_not_saved_msg = catgetlocal( 168, "ee configuration not saved"); 526972fcea8cSEd Schouten ree_no_file_msg = catgetlocal( 169, "must specify a file when invoking ree"); 527072fcea8cSEd Schouten menu_too_lrg_msg = catgetlocal( 180, "menu too large for window"); 527172fcea8cSEd Schouten more_above_str = catgetlocal( 181, "^^more^^"); 527272fcea8cSEd Schouten more_below_str = catgetlocal( 182, "VVmoreVV"); 527372fcea8cSEd Schouten mode_strings[9] = catgetlocal( 183, "16 bit characters "); 527472fcea8cSEd Schouten chinese_cmd = catgetlocal( 184, "16BIT"); 527572fcea8cSEd Schouten nochinese_cmd = catgetlocal( 185, "NO16BIT"); 527672fcea8cSEd Schouten 527772fcea8cSEd Schouten commands[0] = HELP; 527872fcea8cSEd Schouten commands[1] = WRITE; 527972fcea8cSEd Schouten commands[2] = READ; 528072fcea8cSEd Schouten commands[3] = LINE; 528172fcea8cSEd Schouten commands[4] = FILE_str; 528272fcea8cSEd Schouten commands[5] = REDRAW; 528372fcea8cSEd Schouten commands[6] = RESEQUENCE; 528472fcea8cSEd Schouten commands[7] = AUTHOR; 528572fcea8cSEd Schouten commands[8] = VERSION; 528672fcea8cSEd Schouten commands[9] = CASE; 528772fcea8cSEd Schouten commands[10] = NOCASE; 528872fcea8cSEd Schouten commands[11] = EXPAND; 528972fcea8cSEd Schouten commands[12] = NOEXPAND; 529072fcea8cSEd Schouten commands[13] = Exit_string; 529172fcea8cSEd Schouten commands[14] = QUIT_string; 529272fcea8cSEd Schouten commands[15] = "<"; 529372fcea8cSEd Schouten commands[16] = ">"; 529472fcea8cSEd Schouten commands[17] = "!"; 529572fcea8cSEd Schouten commands[18] = "0"; 529672fcea8cSEd Schouten commands[19] = "1"; 529772fcea8cSEd Schouten commands[20] = "2"; 529872fcea8cSEd Schouten commands[21] = "3"; 529972fcea8cSEd Schouten commands[22] = "4"; 530072fcea8cSEd Schouten commands[23] = "5"; 530172fcea8cSEd Schouten commands[24] = "6"; 530272fcea8cSEd Schouten commands[25] = "7"; 530372fcea8cSEd Schouten commands[26] = "8"; 530472fcea8cSEd Schouten commands[27] = "9"; 530572fcea8cSEd Schouten commands[28] = CHARACTER; 530672fcea8cSEd Schouten commands[29] = chinese_cmd; 530772fcea8cSEd Schouten commands[30] = nochinese_cmd; 530872fcea8cSEd Schouten commands[31] = NULL; 530972fcea8cSEd Schouten init_strings[0] = CASE; 531072fcea8cSEd Schouten init_strings[1] = NOCASE; 531172fcea8cSEd Schouten init_strings[2] = EXPAND; 531272fcea8cSEd Schouten init_strings[3] = NOEXPAND; 531372fcea8cSEd Schouten init_strings[4] = INFO; 531472fcea8cSEd Schouten init_strings[5] = NOINFO; 531572fcea8cSEd Schouten init_strings[6] = MARGINS; 531672fcea8cSEd Schouten init_strings[7] = NOMARGINS; 531772fcea8cSEd Schouten init_strings[8] = AUTOFORMAT; 531872fcea8cSEd Schouten init_strings[9] = NOAUTOFORMAT; 531972fcea8cSEd Schouten init_strings[10] = Echo; 532072fcea8cSEd Schouten init_strings[11] = PRINTCOMMAND; 532172fcea8cSEd Schouten init_strings[12] = RIGHTMARGIN; 532272fcea8cSEd Schouten init_strings[13] = HIGHLIGHT; 532372fcea8cSEd Schouten init_strings[14] = NOHIGHLIGHT; 532472fcea8cSEd Schouten init_strings[15] = EIGHTBIT; 532572fcea8cSEd Schouten init_strings[16] = NOEIGHTBIT; 532672fcea8cSEd Schouten init_strings[17] = EMACS_string; 532772fcea8cSEd Schouten init_strings[18] = NOEMACS_string; 532872fcea8cSEd Schouten init_strings[19] = chinese_cmd; 532972fcea8cSEd Schouten init_strings[20] = nochinese_cmd; 533072fcea8cSEd Schouten init_strings[21] = NULL; 533172fcea8cSEd Schouten 533272fcea8cSEd Schouten /* 533372fcea8cSEd Schouten | allocate space for strings here for settings menu 533472fcea8cSEd Schouten */ 533572fcea8cSEd Schouten 533672fcea8cSEd Schouten for (counter = 1; counter < NUM_MODES_ITEMS; counter++) 533772fcea8cSEd Schouten { 533872fcea8cSEd Schouten modes_menu[counter].item_string = malloc(80); 533972fcea8cSEd Schouten } 534072fcea8cSEd Schouten 534172fcea8cSEd Schouten #ifndef NO_CATGETS 534272fcea8cSEd Schouten catclose(catalog); 534372fcea8cSEd Schouten #endif /* NO_CATGETS */ 534472fcea8cSEd Schouten } 534572fcea8cSEd Schouten 5346