1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com> 4 * 5 * Derived from menuconfig. 6 */ 7 #ifndef _GNU_SOURCE 8 #define _GNU_SOURCE 9 #endif 10 #include <string.h> 11 #include <strings.h> 12 #include <stdlib.h> 13 14 #include "lkc.h" 15 #include "nconf.h" 16 #include <ctype.h> 17 18 static const char nconf_global_help[] = 19 "Help windows\n" 20 "------------\n" 21 "o Global help: Unless in a data entry window, pressing <F1> will give \n" 22 " you the global help window, which you are just reading.\n" 23 "\n" 24 "o A short version of the global help is available by pressing <F3>.\n" 25 "\n" 26 "o Local help: To get help related to the current menu entry, use any\n" 27 " of <?> <h>, or if in a data entry window then press <F1>.\n" 28 "\n" 29 "\n" 30 "Menu entries\n" 31 "------------\n" 32 "This interface lets you select features and parameters for the kernel\n" 33 "build. Kernel features can either be built-in, modularized, or removed.\n" 34 "Parameters must be entered as text or decimal or hexadecimal numbers.\n" 35 "\n" 36 "Menu entries beginning with following braces represent features that\n" 37 " [ ] can be built in or removed\n" 38 " < > can be built in, modularized or removed\n" 39 " { } can be built in or modularized, are selected by another feature\n" 40 " - - are selected by another feature\n" 41 " XXX cannot be selected. Symbol Info <F2> tells you why.\n" 42 "*, M or whitespace inside braces means to build in, build as a module\n" 43 "or to exclude the feature respectively.\n" 44 "\n" 45 "To change any of these features, highlight it with the movement keys\n" 46 "listed below and press <y> to build it in, <m> to make it a module or\n" 47 "<n> to remove it. You may press the <Space> key to cycle through the\n" 48 "available options.\n" 49 "\n" 50 "A trailing \"--->\" designates a submenu, a trailing \"----\" an\n" 51 "empty submenu.\n" 52 "\n" 53 "Menu navigation keys\n" 54 "----------------------------------------------------------------------\n" 55 "Linewise up <Up> <k>\n" 56 "Linewise down <Down> <j>\n" 57 "Pagewise up <Page Up>\n" 58 "Pagewise down <Page Down>\n" 59 "First entry <Home>\n" 60 "Last entry <End>\n" 61 "Enter a submenu <Right> <Enter>\n" 62 "Go back to parent menu <Left> <Esc> <F5>\n" 63 "Close a help window <Enter> <Esc> <F5>\n" 64 "Close entry window, apply <Enter>\n" 65 "Close entry window, forget <Esc> <F5>\n" 66 "Start incremental, case-insensitive search for STRING in menu entries,\n" 67 " no regex support, STRING is displayed in upper left corner\n" 68 " </>STRING\n" 69 " Remove last character <Backspace>\n" 70 " Jump to next hit <Down>\n" 71 " Jump to previous hit <Up>\n" 72 "Exit menu search mode </> <Esc>\n" 73 "Search for configuration variables with or without leading CONFIG_\n" 74 " <F8>RegExpr<Enter>\n" 75 "Verbose search help <F8><F1>\n" 76 "----------------------------------------------------------------------\n" 77 "\n" 78 "Unless in a data entry window, key <1> may be used instead of <F1>,\n" 79 "<2> instead of <F2>, etc.\n" 80 "\n" 81 "\n" 82 "Radiolist (Choice list)\n" 83 "-----------------------\n" 84 "Use the movement keys listed above to select the option you wish to set\n" 85 "and press <Space>.\n" 86 "\n" 87 "\n" 88 "Data entry\n" 89 "----------\n" 90 "Enter the requested information and press <Enter>. Hexadecimal values\n" 91 "may be entered without the \"0x\" prefix.\n" 92 "\n" 93 "\n" 94 "Text Box (Help Window)\n" 95 "----------------------\n" 96 "Use movement keys as listed in table above.\n" 97 "\n" 98 "Press any of <Enter> <Esc> <q> <F5> <F9> to exit.\n" 99 "\n" 100 "\n" 101 "Alternate configuration files\n" 102 "-----------------------------\n" 103 "nconfig supports switching between different configurations.\n" 104 "Press <F6> to save your current configuration. Press <F7> and enter\n" 105 "a file name to load a previously saved configuration.\n" 106 "\n" 107 "\n" 108 "Terminal configuration\n" 109 "----------------------\n" 110 "If you use nconfig in a xterm window, make sure your TERM environment\n" 111 "variable specifies a terminal configuration which supports at least\n" 112 "16 colors. Otherwise nconfig will look rather bad.\n" 113 "\n" 114 "If the \"stty size\" command reports the current terminalsize correctly,\n" 115 "nconfig will adapt to sizes larger than the traditional 80x25 \"standard\"\n" 116 "and display longer menus properly.\n" 117 "\n" 118 "\n" 119 "Single menu mode\n" 120 "----------------\n" 121 "If you prefer to have all of the menu entries listed in a single menu,\n" 122 "rather than the default multimenu hierarchy, run nconfig with\n" 123 "NCONFIG_MODE environment variable set to single_menu. Example:\n" 124 "\n" 125 "make NCONFIG_MODE=single_menu nconfig\n" 126 "\n" 127 "<Enter> will then unfold the appropriate category, or fold it if it\n" 128 "is already unfolded. Folded menu entries will be designated by a\n" 129 "leading \"++>\" and unfolded entries by a leading \"-->\".\n" 130 "\n" 131 "Note that this mode can eventually be a little more CPU expensive than\n" 132 "the default mode, especially with a larger number of unfolded submenus.\n" 133 "\n", 134 menu_no_f_instructions[] = 135 "Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" 136 "Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" 137 "\n" 138 "Use the following keys to navigate the menus:\n" 139 "Move up or down with <Up> and <Down>.\n" 140 "Enter a submenu with <Enter> or <Right>.\n" 141 "Exit a submenu to its parent menu with <Esc> or <Left>.\n" 142 "Pressing <y> includes, <n> excludes, <m> modularizes features.\n" 143 "Pressing <Space> cycles through the available options.\n" 144 "To search for menu entries press </>.\n" 145 "<Esc> always leaves the current window.\n" 146 "\n" 147 "You do not have function keys support.\n" 148 "Press <1> instead of <F1>, <2> instead of <F2>, etc.\n" 149 "For verbose global help use key <1>.\n" 150 "For help related to the current menu entry press <?> or <h>.\n", 151 menu_instructions[] = 152 "Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" 153 "Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" 154 "\n" 155 "Use the following keys to navigate the menus:\n" 156 "Move up or down with <Up> or <Down>.\n" 157 "Enter a submenu with <Enter> or <Right>.\n" 158 "Exit a submenu to its parent menu with <Esc> or <Left>.\n" 159 "Pressing <y> includes, <n> excludes, <m> modularizes features.\n" 160 "Pressing <Space> cycles through the available options.\n" 161 "To search for menu entries press </>.\n" 162 "<Esc> always leaves the current window.\n" 163 "\n" 164 "Pressing <1> may be used instead of <F1>, <2> instead of <F2>, etc.\n" 165 "For verbose global help press <F1>.\n" 166 "For help related to the current menu entry press <?> or <h>.\n", 167 radiolist_instructions[] = 168 "Press <Up>, <Down>, <Home> or <End> to navigate a radiolist, select\n" 169 "with <Space>.\n" 170 "For help related to the current entry press <?> or <h>.\n" 171 "For global help press <F1>.\n", 172 inputbox_instructions_int[] = 173 "Please enter a decimal value.\n" 174 "Fractions will not be accepted.\n" 175 "Press <Enter> to apply, <Esc> to cancel.", 176 inputbox_instructions_hex[] = 177 "Please enter a hexadecimal value.\n" 178 "Press <Enter> to apply, <Esc> to cancel.", 179 inputbox_instructions_string[] = 180 "Please enter a string value.\n" 181 "Press <Enter> to apply, <Esc> to cancel.", 182 setmod_text[] = 183 "This feature depends on another feature which has been configured as a\n" 184 "module. As a result, the current feature will be built as a module too.", 185 load_config_text[] = 186 "Enter the name of the configuration file you wish to load.\n" 187 "Accept the name shown to restore the configuration you last\n" 188 "retrieved. Leave empty to abort.", 189 load_config_help[] = 190 "For various reasons, one may wish to keep several different\n" 191 "configurations available on a single machine.\n" 192 "\n" 193 "If you have saved a previous configuration in a file other than the\n" 194 "default one, entering its name here will allow you to load and modify\n" 195 "that configuration.\n" 196 "\n" 197 "Leave empty to abort.\n", 198 save_config_text[] = 199 "Enter a filename to which this configuration should be saved\n" 200 "as an alternate. Leave empty to abort.", 201 save_config_help[] = 202 "For various reasons, one may wish to keep several different\n" 203 "configurations available on a single machine.\n" 204 "\n" 205 "Entering a file name here will allow you to later retrieve, modify\n" 206 "and use the current configuration as an alternate to whatever\n" 207 "configuration options you have selected at that time.\n" 208 "\n" 209 "Leave empty to abort.\n", 210 search_help[] = 211 "Search for symbols (configuration variable names CONFIG_*) and display\n" 212 "their relations. Regular expressions are supported.\n" 213 "Example: Search for \"^FOO\".\n" 214 "Result:\n" 215 "-----------------------------------------------------------------\n" 216 "Symbol: FOO [ = m]\n" 217 "Prompt: Foo bus is used to drive the bar HW\n" 218 "Defined at drivers/pci/Kconfig:47\n" 219 "Depends on: X86_LOCAL_APIC && X86_IO_APIC\n" 220 "Location:\n" 221 " -> Bus options (PCI, PCMCIA, EISA, ISA)\n" 222 " -> PCI support (PCI [ = y])\n" 223 "(1) -> PCI access mode (<choice> [ = y])\n" 224 "Selects: LIBCRC32\n" 225 "Selected by: BAR\n" 226 "-----------------------------------------------------------------\n" 227 "o The line 'Prompt:' shows the text displayed for this symbol in\n" 228 " the menu hierarchy.\n" 229 "o The 'Defined at' line tells at what file / line number the symbol is\n" 230 " defined.\n" 231 "o The 'Depends on:' line lists symbols that need to be defined for\n" 232 " this symbol to be visible and selectable in the menu.\n" 233 "o The 'Location:' lines tell, where in the menu structure this symbol\n" 234 " is located.\n" 235 " A location followed by a [ = y] indicates that this is\n" 236 " a selectable menu item, and the current value is displayed inside\n" 237 " brackets.\n" 238 " Press the key in the (#) prefix to jump directly to that\n" 239 " location. You will be returned to the current search results\n" 240 " after exiting this new menu.\n" 241 "o The 'Selects:' line tells, what symbol will be automatically selected\n" 242 " if this symbol is selected (y or m).\n" 243 "o The 'Selected by' line tells what symbol has selected this symbol.\n" 244 "\n" 245 "Only relevant lines are shown.\n" 246 "\n\n" 247 "Search examples:\n" 248 "USB => find all symbols containing USB\n" 249 "^USB => find all symbols starting with USB\n" 250 "USB$ => find all symbols ending with USB\n" 251 "\n"; 252 253 struct mitem { 254 char str[256]; 255 char tag; 256 void *usrptr; 257 int is_visible; 258 }; 259 260 #define MAX_MENU_ITEMS 4096 261 static int show_all_items; 262 static int indent; 263 static struct menu *current_menu; 264 static int child_count; 265 static int single_menu_mode; 266 /* the window in which all information appears */ 267 static WINDOW *main_window; 268 /* the largest size of the menu window */ 269 static int mwin_max_lines; 270 static int mwin_max_cols; 271 /* the window in which we show option buttons */ 272 static MENU *curses_menu; 273 static ITEM *curses_menu_items[MAX_MENU_ITEMS]; 274 static struct mitem k_menu_items[MAX_MENU_ITEMS]; 275 static unsigned int items_num; 276 static int global_exit; 277 /* the currently selected button */ 278 static const char *current_instructions = menu_instructions; 279 280 static char *dialog_input_result; 281 static int dialog_input_result_len; 282 static int jump_key_char; 283 284 static void selected_conf(struct menu *menu, struct menu *active_menu); 285 static void conf(struct menu *menu); 286 static void conf_choice(struct menu *menu); 287 static void conf_string(struct menu *menu); 288 static void conf_load(void); 289 static void conf_save(void); 290 static void show_help(struct menu *menu); 291 static int do_exit(void); 292 static void setup_windows(void); 293 static void search_conf(void); 294 295 typedef void (*function_key_handler_t)(int *key, struct menu *menu); 296 static void handle_f1(int *key, struct menu *current_item); 297 static void handle_f2(int *key, struct menu *current_item); 298 static void handle_f3(int *key, struct menu *current_item); 299 static void handle_f4(int *key, struct menu *current_item); 300 static void handle_f5(int *key, struct menu *current_item); 301 static void handle_f6(int *key, struct menu *current_item); 302 static void handle_f7(int *key, struct menu *current_item); 303 static void handle_f8(int *key, struct menu *current_item); 304 static void handle_f9(int *key, struct menu *current_item); 305 306 struct function_keys { 307 const char *key_str; 308 const char *func; 309 function_key key; 310 function_key_handler_t handler; 311 }; 312 313 static const int function_keys_num = 9; 314 static struct function_keys function_keys[] = { 315 { 316 .key_str = "F1", 317 .func = "Help", 318 .key = F_HELP, 319 .handler = handle_f1, 320 }, 321 { 322 .key_str = "F2", 323 .func = "SymInfo", 324 .key = F_SYMBOL, 325 .handler = handle_f2, 326 }, 327 { 328 .key_str = "F3", 329 .func = "Help 2", 330 .key = F_INSTS, 331 .handler = handle_f3, 332 }, 333 { 334 .key_str = "F4", 335 .func = "ShowAll", 336 .key = F_CONF, 337 .handler = handle_f4, 338 }, 339 { 340 .key_str = "F5", 341 .func = "Back", 342 .key = F_BACK, 343 .handler = handle_f5, 344 }, 345 { 346 .key_str = "F6", 347 .func = "Save", 348 .key = F_SAVE, 349 .handler = handle_f6, 350 }, 351 { 352 .key_str = "F7", 353 .func = "Load", 354 .key = F_LOAD, 355 .handler = handle_f7, 356 }, 357 { 358 .key_str = "F8", 359 .func = "SymSearch", 360 .key = F_SEARCH, 361 .handler = handle_f8, 362 }, 363 { 364 .key_str = "F9", 365 .func = "Exit", 366 .key = F_EXIT, 367 .handler = handle_f9, 368 }, 369 }; 370 371 static void print_function_line(void) 372 { 373 int i; 374 int offset = 1; 375 const int skip = 1; 376 int lines = getmaxy(stdscr); 377 378 for (i = 0; i < function_keys_num; i++) { 379 wattrset(main_window, attr_function_highlight); 380 mvwprintw(main_window, lines-3, offset, 381 "%s", 382 function_keys[i].key_str); 383 wattrset(main_window, attr_function_text); 384 offset += strlen(function_keys[i].key_str); 385 mvwprintw(main_window, lines-3, 386 offset, "%s", 387 function_keys[i].func); 388 offset += strlen(function_keys[i].func) + skip; 389 } 390 wattrset(main_window, attr_normal); 391 } 392 393 /* help */ 394 static void handle_f1(int *key, struct menu *current_item) 395 { 396 show_scroll_win(main_window, 397 "Global help", nconf_global_help); 398 return; 399 } 400 401 /* symbole help */ 402 static void handle_f2(int *key, struct menu *current_item) 403 { 404 show_help(current_item); 405 return; 406 } 407 408 /* instructions */ 409 static void handle_f3(int *key, struct menu *current_item) 410 { 411 show_scroll_win(main_window, 412 "Short help", 413 current_instructions); 414 return; 415 } 416 417 /* config */ 418 static void handle_f4(int *key, struct menu *current_item) 419 { 420 int res = btn_dialog(main_window, 421 "Show all symbols?", 422 2, 423 " <Show All> ", 424 "<Don't show all>"); 425 if (res == 0) 426 show_all_items = 1; 427 else if (res == 1) 428 show_all_items = 0; 429 430 return; 431 } 432 433 /* back */ 434 static void handle_f5(int *key, struct menu *current_item) 435 { 436 *key = KEY_LEFT; 437 return; 438 } 439 440 /* save */ 441 static void handle_f6(int *key, struct menu *current_item) 442 { 443 conf_save(); 444 return; 445 } 446 447 /* load */ 448 static void handle_f7(int *key, struct menu *current_item) 449 { 450 conf_load(); 451 return; 452 } 453 454 /* search */ 455 static void handle_f8(int *key, struct menu *current_item) 456 { 457 search_conf(); 458 return; 459 } 460 461 /* exit */ 462 static void handle_f9(int *key, struct menu *current_item) 463 { 464 do_exit(); 465 return; 466 } 467 468 /* return != 0 to indicate the key was handles */ 469 static int process_special_keys(int *key, struct menu *menu) 470 { 471 int i; 472 473 if (*key == KEY_RESIZE) { 474 setup_windows(); 475 return 1; 476 } 477 478 for (i = 0; i < function_keys_num; i++) { 479 if (*key == KEY_F(function_keys[i].key) || 480 *key == '0' + function_keys[i].key){ 481 function_keys[i].handler(key, menu); 482 return 1; 483 } 484 } 485 486 return 0; 487 } 488 489 static void clean_items(void) 490 { 491 int i; 492 for (i = 0; curses_menu_items[i]; i++) 493 free_item(curses_menu_items[i]); 494 bzero(curses_menu_items, sizeof(curses_menu_items)); 495 bzero(k_menu_items, sizeof(k_menu_items)); 496 items_num = 0; 497 } 498 499 typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN, 500 FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f; 501 502 /* return the index of the matched item, or -1 if no such item exists */ 503 static int get_mext_match(const char *match_str, match_f flag) 504 { 505 int match_start, index; 506 507 /* Do not search if the menu is empty (i.e. items_num == 0) */ 508 match_start = item_index(current_item(curses_menu)); 509 if (match_start == ERR) 510 return -1; 511 512 if (flag == FIND_NEXT_MATCH_DOWN) 513 ++match_start; 514 else if (flag == FIND_NEXT_MATCH_UP) 515 --match_start; 516 517 match_start = (match_start + items_num) % items_num; 518 index = match_start; 519 while (true) { 520 char *str = k_menu_items[index].str; 521 if (strcasestr(str, match_str) != NULL) 522 return index; 523 if (flag == FIND_NEXT_MATCH_UP || 524 flag == MATCH_TINKER_PATTERN_UP) 525 --index; 526 else 527 ++index; 528 index = (index + items_num) % items_num; 529 if (index == match_start) 530 return -1; 531 } 532 } 533 534 /* Make a new item. */ 535 static void item_make(struct menu *menu, char tag, const char *fmt, ...) 536 { 537 va_list ap; 538 539 if (items_num > MAX_MENU_ITEMS-1) 540 return; 541 542 bzero(&k_menu_items[items_num], sizeof(k_menu_items[0])); 543 k_menu_items[items_num].tag = tag; 544 k_menu_items[items_num].usrptr = menu; 545 if (menu != NULL) 546 k_menu_items[items_num].is_visible = 547 menu_is_visible(menu); 548 else 549 k_menu_items[items_num].is_visible = 1; 550 551 va_start(ap, fmt); 552 vsnprintf(k_menu_items[items_num].str, 553 sizeof(k_menu_items[items_num].str), 554 fmt, ap); 555 va_end(ap); 556 557 if (!k_menu_items[items_num].is_visible) 558 memcpy(k_menu_items[items_num].str, "XXX", 3); 559 560 curses_menu_items[items_num] = new_item( 561 k_menu_items[items_num].str, 562 k_menu_items[items_num].str); 563 set_item_userptr(curses_menu_items[items_num], 564 &k_menu_items[items_num]); 565 /* 566 if (!k_menu_items[items_num].is_visible) 567 item_opts_off(curses_menu_items[items_num], O_SELECTABLE); 568 */ 569 570 items_num++; 571 curses_menu_items[items_num] = NULL; 572 } 573 574 /* very hackish. adds a string to the last item added */ 575 static void item_add_str(const char *fmt, ...) 576 { 577 va_list ap; 578 int index = items_num-1; 579 char new_str[256]; 580 char tmp_str[256]; 581 582 if (index < 0) 583 return; 584 585 va_start(ap, fmt); 586 vsnprintf(new_str, sizeof(new_str), fmt, ap); 587 va_end(ap); 588 snprintf(tmp_str, sizeof(tmp_str), "%s%s", 589 k_menu_items[index].str, new_str); 590 strncpy(k_menu_items[index].str, 591 tmp_str, 592 sizeof(k_menu_items[index].str)); 593 594 free_item(curses_menu_items[index]); 595 curses_menu_items[index] = new_item( 596 k_menu_items[index].str, 597 k_menu_items[index].str); 598 set_item_userptr(curses_menu_items[index], 599 &k_menu_items[index]); 600 } 601 602 /* get the tag of the currently selected item */ 603 static char item_tag(void) 604 { 605 ITEM *cur; 606 struct mitem *mcur; 607 608 cur = current_item(curses_menu); 609 if (cur == NULL) 610 return 0; 611 mcur = (struct mitem *) item_userptr(cur); 612 return mcur->tag; 613 } 614 615 static int curses_item_index(void) 616 { 617 return item_index(current_item(curses_menu)); 618 } 619 620 static void *item_data(void) 621 { 622 ITEM *cur; 623 struct mitem *mcur; 624 625 cur = current_item(curses_menu); 626 if (!cur) 627 return NULL; 628 mcur = (struct mitem *) item_userptr(cur); 629 return mcur->usrptr; 630 631 } 632 633 static int item_is_tag(char tag) 634 { 635 return item_tag() == tag; 636 } 637 638 static char filename[PATH_MAX+1]; 639 static char menu_backtitle[PATH_MAX+128]; 640 static void set_config_filename(const char *config_filename) 641 { 642 snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s", 643 config_filename, rootmenu.prompt->text); 644 645 snprintf(filename, sizeof(filename), "%s", config_filename); 646 } 647 648 /* return = 0 means we are successful. 649 * -1 means go on doing what you were doing 650 */ 651 static int do_exit(void) 652 { 653 int res; 654 if (!conf_get_changed()) { 655 global_exit = 1; 656 return 0; 657 } 658 res = btn_dialog(main_window, 659 "Do you wish to save your new configuration?\n" 660 "<ESC> to cancel and resume nconfig.", 661 2, 662 " <save> ", 663 "<don't save>"); 664 if (res == KEY_EXIT) { 665 global_exit = 0; 666 return -1; 667 } 668 669 /* if we got here, the user really wants to exit */ 670 switch (res) { 671 case 0: 672 res = conf_write(filename); 673 if (res) 674 btn_dialog( 675 main_window, 676 "Error during writing of configuration.\n" 677 "Your configuration changes were NOT saved.", 678 1, 679 "<OK>"); 680 conf_write_autoconf(0); 681 break; 682 default: 683 btn_dialog( 684 main_window, 685 "Your configuration changes were NOT saved.", 686 1, 687 "<OK>"); 688 break; 689 } 690 global_exit = 1; 691 return 0; 692 } 693 694 struct search_data { 695 struct list_head *head; 696 struct menu *target; 697 }; 698 699 static int next_jump_key(int key) 700 { 701 if (key < '1' || key > '9') 702 return '1'; 703 704 key++; 705 706 if (key > '9') 707 key = '1'; 708 709 return key; 710 } 711 712 static int handle_search_keys(int key, size_t start, size_t end, void *_data) 713 { 714 struct search_data *data = _data; 715 struct jump_key *pos; 716 int index = 0; 717 718 if (key < '1' || key > '9') 719 return 0; 720 721 list_for_each_entry(pos, data->head, entries) { 722 index = next_jump_key(index); 723 724 if (pos->offset < start) 725 continue; 726 727 if (pos->offset >= end) 728 break; 729 730 if (key == index) { 731 data->target = pos->target; 732 return 1; 733 } 734 } 735 736 return 0; 737 } 738 739 int get_jump_key_char(void) 740 { 741 jump_key_char = next_jump_key(jump_key_char); 742 743 return jump_key_char; 744 } 745 746 static void search_conf(void) 747 { 748 struct symbol **sym_arr; 749 struct gstr res; 750 struct gstr title; 751 char *dialog_input; 752 int dres, vscroll = 0, hscroll = 0; 753 bool again; 754 755 title = str_new(); 756 str_printf( &title, "Enter (sub)string or regexp to search for " 757 "(with or without \"%s\")", CONFIG_); 758 759 again: 760 dres = dialog_inputbox(main_window, 761 "Search Configuration Parameter", 762 str_get(&title), 763 "", &dialog_input_result, &dialog_input_result_len); 764 switch (dres) { 765 case 0: 766 break; 767 case 1: 768 show_scroll_win(main_window, 769 "Search Configuration", search_help); 770 goto again; 771 default: 772 str_free(&title); 773 return; 774 } 775 776 /* strip the prefix if necessary */ 777 dialog_input = dialog_input_result; 778 if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0) 779 dialog_input += strlen(CONFIG_); 780 781 sym_arr = sym_re_search(dialog_input); 782 783 do { 784 LIST_HEAD(head); 785 struct search_data data = { 786 .head = &head, 787 .target = NULL, 788 }; 789 jump_key_char = 0; 790 res = get_relations_str(sym_arr, &head); 791 dres = show_scroll_win_ext(main_window, 792 "Search Results", str_get(&res), 793 &vscroll, &hscroll, 794 handle_search_keys, &data); 795 again = false; 796 if (dres >= '1' && dres <= '9') { 797 assert(data.target != NULL); 798 selected_conf(data.target->parent, data.target); 799 again = true; 800 } 801 str_free(&res); 802 } while (again); 803 free(sym_arr); 804 str_free(&title); 805 } 806 807 808 static void build_conf(struct menu *menu) 809 { 810 struct symbol *sym; 811 struct property *prop; 812 struct menu *child; 813 int type, tmp, doint = 2; 814 tristate val; 815 char ch; 816 817 if (!menu || (!show_all_items && !menu_is_visible(menu))) 818 return; 819 820 sym = menu->sym; 821 prop = menu->prompt; 822 if (!sym) { 823 if (prop && menu != current_menu) { 824 const char *prompt = menu_get_prompt(menu); 825 enum prop_type ptype; 826 ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; 827 switch (ptype) { 828 case P_MENU: 829 child_count++; 830 if (single_menu_mode) { 831 item_make(menu, 'm', 832 "%s%*c%s", 833 menu->data ? "-->" : "++>", 834 indent + 1, ' ', prompt); 835 } else 836 item_make(menu, 'm', 837 " %*c%s %s", 838 indent + 1, ' ', prompt, 839 menu_is_empty(menu) ? "----" : "--->"); 840 841 if (single_menu_mode && menu->data) 842 goto conf_childs; 843 return; 844 case P_COMMENT: 845 if (prompt) { 846 child_count++; 847 item_make(menu, ':', 848 " %*c*** %s ***", 849 indent + 1, ' ', 850 prompt); 851 } 852 break; 853 default: 854 if (prompt) { 855 child_count++; 856 item_make(menu, ':', "---%*c%s", 857 indent + 1, ' ', 858 prompt); 859 } 860 } 861 } else 862 doint = 0; 863 goto conf_childs; 864 } 865 866 type = sym_get_type(sym); 867 if (sym_is_choice(sym)) { 868 struct symbol *def_sym = sym_get_choice_value(sym); 869 struct menu *def_menu = NULL; 870 871 child_count++; 872 for (child = menu->list; child; child = child->next) { 873 if (menu_is_visible(child) && child->sym == def_sym) 874 def_menu = child; 875 } 876 877 val = sym_get_tristate_value(sym); 878 if (sym_is_changeable(sym)) { 879 switch (type) { 880 case S_BOOLEAN: 881 item_make(menu, 't', "[%c]", 882 val == no ? ' ' : '*'); 883 break; 884 case S_TRISTATE: 885 switch (val) { 886 case yes: 887 ch = '*'; 888 break; 889 case mod: 890 ch = 'M'; 891 break; 892 default: 893 ch = ' '; 894 break; 895 } 896 item_make(menu, 't', "<%c>", ch); 897 break; 898 } 899 } else { 900 item_make(menu, def_menu ? 't' : ':', " "); 901 } 902 903 item_add_str("%*c%s", indent + 1, 904 ' ', menu_get_prompt(menu)); 905 if (val == yes) { 906 if (def_menu) { 907 item_add_str(" (%s)", 908 menu_get_prompt(def_menu)); 909 item_add_str(" --->"); 910 if (def_menu->list) { 911 indent += 2; 912 build_conf(def_menu); 913 indent -= 2; 914 } 915 } 916 return; 917 } 918 } else { 919 if (menu == current_menu) { 920 item_make(menu, ':', 921 "---%*c%s", indent + 1, 922 ' ', menu_get_prompt(menu)); 923 goto conf_childs; 924 } 925 child_count++; 926 val = sym_get_tristate_value(sym); 927 if (sym_is_choice_value(sym) && val == yes) { 928 item_make(menu, ':', " "); 929 } else { 930 switch (type) { 931 case S_BOOLEAN: 932 if (sym_is_changeable(sym)) 933 item_make(menu, 't', "[%c]", 934 val == no ? ' ' : '*'); 935 else 936 item_make(menu, 't', "-%c-", 937 val == no ? ' ' : '*'); 938 break; 939 case S_TRISTATE: 940 switch (val) { 941 case yes: 942 ch = '*'; 943 break; 944 case mod: 945 ch = 'M'; 946 break; 947 default: 948 ch = ' '; 949 break; 950 } 951 if (sym_is_changeable(sym)) { 952 if (sym->rev_dep.tri == mod) 953 item_make(menu, 954 't', "{%c}", ch); 955 else 956 item_make(menu, 957 't', "<%c>", ch); 958 } else 959 item_make(menu, 't', "-%c-", ch); 960 break; 961 default: 962 tmp = 2 + strlen(sym_get_string_value(sym)); 963 item_make(menu, 's', " (%s)", 964 sym_get_string_value(sym)); 965 tmp = indent - tmp + 4; 966 if (tmp < 0) 967 tmp = 0; 968 item_add_str("%*c%s%s", tmp, ' ', 969 menu_get_prompt(menu), 970 (sym_has_value(sym) || 971 !sym_is_changeable(sym)) ? "" : 972 " (NEW)"); 973 goto conf_childs; 974 } 975 } 976 item_add_str("%*c%s%s", indent + 1, ' ', 977 menu_get_prompt(menu), 978 (sym_has_value(sym) || !sym_is_changeable(sym)) ? 979 "" : " (NEW)"); 980 if (menu->prompt && menu->prompt->type == P_MENU) { 981 item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->"); 982 return; 983 } 984 } 985 986 conf_childs: 987 indent += doint; 988 for (child = menu->list; child; child = child->next) 989 build_conf(child); 990 indent -= doint; 991 } 992 993 static void reset_menu(void) 994 { 995 unpost_menu(curses_menu); 996 clean_items(); 997 } 998 999 /* adjust the menu to show this item. 1000 * prefer not to scroll the menu if possible*/ 1001 static void center_item(int selected_index, int *last_top_row) 1002 { 1003 int toprow; 1004 1005 set_top_row(curses_menu, *last_top_row); 1006 toprow = top_row(curses_menu); 1007 if (selected_index < toprow || 1008 selected_index >= toprow+mwin_max_lines) { 1009 toprow = max(selected_index-mwin_max_lines/2, 0); 1010 if (toprow >= item_count(curses_menu)-mwin_max_lines) 1011 toprow = item_count(curses_menu)-mwin_max_lines; 1012 set_top_row(curses_menu, toprow); 1013 } 1014 set_current_item(curses_menu, 1015 curses_menu_items[selected_index]); 1016 *last_top_row = toprow; 1017 post_menu(curses_menu); 1018 refresh_all_windows(main_window); 1019 } 1020 1021 /* this function assumes reset_menu has been called before */ 1022 static void show_menu(const char *prompt, const char *instructions, 1023 int selected_index, int *last_top_row) 1024 { 1025 int maxx, maxy; 1026 WINDOW *menu_window; 1027 1028 current_instructions = instructions; 1029 1030 clear(); 1031 print_in_middle(stdscr, 1, getmaxx(stdscr), 1032 menu_backtitle, 1033 attr_main_heading); 1034 1035 wattrset(main_window, attr_main_menu_box); 1036 box(main_window, 0, 0); 1037 wattrset(main_window, attr_main_menu_heading); 1038 mvwprintw(main_window, 0, 3, " %s ", prompt); 1039 wattrset(main_window, attr_normal); 1040 1041 set_menu_items(curses_menu, curses_menu_items); 1042 1043 /* position the menu at the middle of the screen */ 1044 scale_menu(curses_menu, &maxy, &maxx); 1045 maxx = min(maxx, mwin_max_cols-2); 1046 maxy = mwin_max_lines; 1047 menu_window = derwin(main_window, 1048 maxy, 1049 maxx, 1050 2, 1051 (mwin_max_cols-maxx)/2); 1052 keypad(menu_window, TRUE); 1053 set_menu_win(curses_menu, menu_window); 1054 set_menu_sub(curses_menu, menu_window); 1055 1056 /* must reassert this after changing items, otherwise returns to a 1057 * default of 16 1058 */ 1059 set_menu_format(curses_menu, maxy, 1); 1060 center_item(selected_index, last_top_row); 1061 set_menu_format(curses_menu, maxy, 1); 1062 1063 print_function_line(); 1064 1065 /* Post the menu */ 1066 post_menu(curses_menu); 1067 refresh_all_windows(main_window); 1068 } 1069 1070 static void adj_match_dir(match_f *match_direction) 1071 { 1072 if (*match_direction == FIND_NEXT_MATCH_DOWN) 1073 *match_direction = 1074 MATCH_TINKER_PATTERN_DOWN; 1075 else if (*match_direction == FIND_NEXT_MATCH_UP) 1076 *match_direction = 1077 MATCH_TINKER_PATTERN_UP; 1078 /* else, do no change.. */ 1079 } 1080 1081 struct match_state 1082 { 1083 int in_search; 1084 match_f match_direction; 1085 char pattern[256]; 1086 }; 1087 1088 /* Return 0 means I have handled the key. In such a case, ans should hold the 1089 * item to center, or -1 otherwise. 1090 * Else return -1 . 1091 */ 1092 static int do_match(int key, struct match_state *state, int *ans) 1093 { 1094 char c = (char) key; 1095 int terminate_search = 0; 1096 *ans = -1; 1097 if (key == '/' || (state->in_search && key == 27)) { 1098 move(0, 0); 1099 refresh(); 1100 clrtoeol(); 1101 state->in_search = 1-state->in_search; 1102 bzero(state->pattern, sizeof(state->pattern)); 1103 state->match_direction = MATCH_TINKER_PATTERN_DOWN; 1104 return 0; 1105 } else if (!state->in_search) 1106 return 1; 1107 1108 if (isalnum(c) || isgraph(c) || c == ' ') { 1109 state->pattern[strlen(state->pattern)] = c; 1110 state->pattern[strlen(state->pattern)] = '\0'; 1111 adj_match_dir(&state->match_direction); 1112 *ans = get_mext_match(state->pattern, 1113 state->match_direction); 1114 } else if (key == KEY_DOWN) { 1115 state->match_direction = FIND_NEXT_MATCH_DOWN; 1116 *ans = get_mext_match(state->pattern, 1117 state->match_direction); 1118 } else if (key == KEY_UP) { 1119 state->match_direction = FIND_NEXT_MATCH_UP; 1120 *ans = get_mext_match(state->pattern, 1121 state->match_direction); 1122 } else if (key == KEY_BACKSPACE || key == 8 || key == 127) { 1123 state->pattern[strlen(state->pattern)-1] = '\0'; 1124 adj_match_dir(&state->match_direction); 1125 } else 1126 terminate_search = 1; 1127 1128 if (terminate_search) { 1129 state->in_search = 0; 1130 bzero(state->pattern, sizeof(state->pattern)); 1131 move(0, 0); 1132 refresh(); 1133 clrtoeol(); 1134 return -1; 1135 } 1136 return 0; 1137 } 1138 1139 static void conf(struct menu *menu) 1140 { 1141 selected_conf(menu, NULL); 1142 } 1143 1144 static void selected_conf(struct menu *menu, struct menu *active_menu) 1145 { 1146 struct menu *submenu = NULL; 1147 struct symbol *sym; 1148 int i, res; 1149 int current_index = 0; 1150 int last_top_row = 0; 1151 struct match_state match_state = { 1152 .in_search = 0, 1153 .match_direction = MATCH_TINKER_PATTERN_DOWN, 1154 .pattern = "", 1155 }; 1156 1157 while (!global_exit) { 1158 reset_menu(); 1159 current_menu = menu; 1160 build_conf(menu); 1161 if (!child_count) 1162 break; 1163 1164 if (active_menu != NULL) { 1165 for (i = 0; i < items_num; i++) { 1166 struct mitem *mcur; 1167 1168 mcur = (struct mitem *) item_userptr(curses_menu_items[i]); 1169 if ((struct menu *) mcur->usrptr == active_menu) { 1170 current_index = i; 1171 break; 1172 } 1173 } 1174 active_menu = NULL; 1175 } 1176 1177 show_menu(menu_get_prompt(menu), menu_instructions, 1178 current_index, &last_top_row); 1179 keypad((menu_win(curses_menu)), TRUE); 1180 while (!global_exit) { 1181 if (match_state.in_search) { 1182 mvprintw(0, 0, 1183 "searching: %s", match_state.pattern); 1184 clrtoeol(); 1185 } 1186 refresh_all_windows(main_window); 1187 res = wgetch(menu_win(curses_menu)); 1188 if (!res) 1189 break; 1190 if (do_match(res, &match_state, ¤t_index) == 0) { 1191 if (current_index != -1) 1192 center_item(current_index, 1193 &last_top_row); 1194 continue; 1195 } 1196 if (process_special_keys(&res, 1197 (struct menu *) item_data())) 1198 break; 1199 switch (res) { 1200 case KEY_DOWN: 1201 case 'j': 1202 menu_driver(curses_menu, REQ_DOWN_ITEM); 1203 break; 1204 case KEY_UP: 1205 case 'k': 1206 menu_driver(curses_menu, REQ_UP_ITEM); 1207 break; 1208 case KEY_NPAGE: 1209 menu_driver(curses_menu, REQ_SCR_DPAGE); 1210 break; 1211 case KEY_PPAGE: 1212 menu_driver(curses_menu, REQ_SCR_UPAGE); 1213 break; 1214 case KEY_HOME: 1215 menu_driver(curses_menu, REQ_FIRST_ITEM); 1216 break; 1217 case KEY_END: 1218 menu_driver(curses_menu, REQ_LAST_ITEM); 1219 break; 1220 case 'h': 1221 case '?': 1222 show_help((struct menu *) item_data()); 1223 break; 1224 } 1225 if (res == 10 || res == 27 || 1226 res == 32 || res == 'n' || res == 'y' || 1227 res == KEY_LEFT || res == KEY_RIGHT || 1228 res == 'm') 1229 break; 1230 refresh_all_windows(main_window); 1231 } 1232 1233 refresh_all_windows(main_window); 1234 /* if ESC or left*/ 1235 if (res == 27 || (menu != &rootmenu && res == KEY_LEFT)) 1236 break; 1237 1238 /* remember location in the menu */ 1239 last_top_row = top_row(curses_menu); 1240 current_index = curses_item_index(); 1241 1242 if (!item_tag()) 1243 continue; 1244 1245 submenu = (struct menu *) item_data(); 1246 if (!submenu || !menu_is_visible(submenu)) 1247 continue; 1248 sym = submenu->sym; 1249 1250 switch (res) { 1251 case ' ': 1252 if (item_is_tag('t')) 1253 sym_toggle_tristate_value(sym); 1254 else if (item_is_tag('m')) 1255 conf(submenu); 1256 break; 1257 case KEY_RIGHT: 1258 case 10: /* ENTER WAS PRESSED */ 1259 switch (item_tag()) { 1260 case 'm': 1261 if (single_menu_mode) 1262 submenu->data = 1263 (void *) (long) !submenu->data; 1264 else 1265 conf(submenu); 1266 break; 1267 case 't': 1268 if (sym_is_choice(sym) && 1269 sym_get_tristate_value(sym) == yes) 1270 conf_choice(submenu); 1271 else if (submenu->prompt && 1272 submenu->prompt->type == P_MENU) 1273 conf(submenu); 1274 else if (res == 10) 1275 sym_toggle_tristate_value(sym); 1276 break; 1277 case 's': 1278 conf_string(submenu); 1279 break; 1280 } 1281 break; 1282 case 'y': 1283 if (item_is_tag('t')) { 1284 if (sym_set_tristate_value(sym, yes)) 1285 break; 1286 if (sym_set_tristate_value(sym, mod)) 1287 btn_dialog(main_window, setmod_text, 0); 1288 } 1289 break; 1290 case 'n': 1291 if (item_is_tag('t')) 1292 sym_set_tristate_value(sym, no); 1293 break; 1294 case 'm': 1295 if (item_is_tag('t')) 1296 sym_set_tristate_value(sym, mod); 1297 break; 1298 } 1299 } 1300 } 1301 1302 static void conf_message_callback(const char *s) 1303 { 1304 btn_dialog(main_window, s, 1, "<OK>"); 1305 } 1306 1307 static void show_help(struct menu *menu) 1308 { 1309 struct gstr help; 1310 1311 if (!menu) 1312 return; 1313 1314 help = str_new(); 1315 menu_get_ext_help(menu, &help); 1316 show_scroll_win(main_window, menu_get_prompt(menu), str_get(&help)); 1317 str_free(&help); 1318 } 1319 1320 static void conf_choice(struct menu *menu) 1321 { 1322 const char *prompt = menu_get_prompt(menu); 1323 struct menu *child = NULL; 1324 struct symbol *active; 1325 int selected_index = 0; 1326 int last_top_row = 0; 1327 int res, i = 0; 1328 struct match_state match_state = { 1329 .in_search = 0, 1330 .match_direction = MATCH_TINKER_PATTERN_DOWN, 1331 .pattern = "", 1332 }; 1333 1334 active = sym_get_choice_value(menu->sym); 1335 /* this is mostly duplicated from the conf() function. */ 1336 while (!global_exit) { 1337 reset_menu(); 1338 1339 for (i = 0, child = menu->list; child; child = child->next) { 1340 if (!show_all_items && !menu_is_visible(child)) 1341 continue; 1342 1343 if (child->sym == sym_get_choice_value(menu->sym)) 1344 item_make(child, ':', "<X> %s", 1345 menu_get_prompt(child)); 1346 else if (child->sym) 1347 item_make(child, ':', " %s", 1348 menu_get_prompt(child)); 1349 else 1350 item_make(child, ':', "*** %s ***", 1351 menu_get_prompt(child)); 1352 1353 if (child->sym == active){ 1354 last_top_row = top_row(curses_menu); 1355 selected_index = i; 1356 } 1357 i++; 1358 } 1359 show_menu(prompt ? prompt : "Choice Menu", 1360 radiolist_instructions, 1361 selected_index, 1362 &last_top_row); 1363 while (!global_exit) { 1364 if (match_state.in_search) { 1365 mvprintw(0, 0, "searching: %s", 1366 match_state.pattern); 1367 clrtoeol(); 1368 } 1369 refresh_all_windows(main_window); 1370 res = wgetch(menu_win(curses_menu)); 1371 if (!res) 1372 break; 1373 if (do_match(res, &match_state, &selected_index) == 0) { 1374 if (selected_index != -1) 1375 center_item(selected_index, 1376 &last_top_row); 1377 continue; 1378 } 1379 if (process_special_keys( 1380 &res, 1381 (struct menu *) item_data())) 1382 break; 1383 switch (res) { 1384 case KEY_DOWN: 1385 case 'j': 1386 menu_driver(curses_menu, REQ_DOWN_ITEM); 1387 break; 1388 case KEY_UP: 1389 case 'k': 1390 menu_driver(curses_menu, REQ_UP_ITEM); 1391 break; 1392 case KEY_NPAGE: 1393 menu_driver(curses_menu, REQ_SCR_DPAGE); 1394 break; 1395 case KEY_PPAGE: 1396 menu_driver(curses_menu, REQ_SCR_UPAGE); 1397 break; 1398 case KEY_HOME: 1399 menu_driver(curses_menu, REQ_FIRST_ITEM); 1400 break; 1401 case KEY_END: 1402 menu_driver(curses_menu, REQ_LAST_ITEM); 1403 break; 1404 case 'h': 1405 case '?': 1406 show_help((struct menu *) item_data()); 1407 break; 1408 } 1409 if (res == 10 || res == 27 || res == ' ' || 1410 res == KEY_LEFT){ 1411 break; 1412 } 1413 refresh_all_windows(main_window); 1414 } 1415 /* if ESC or left */ 1416 if (res == 27 || res == KEY_LEFT) 1417 break; 1418 1419 child = item_data(); 1420 if (!child || !menu_is_visible(child) || !child->sym) 1421 continue; 1422 switch (res) { 1423 case ' ': 1424 case 10: 1425 case KEY_RIGHT: 1426 sym_set_tristate_value(child->sym, yes); 1427 return; 1428 case 'h': 1429 case '?': 1430 show_help(child); 1431 active = child->sym; 1432 break; 1433 case KEY_EXIT: 1434 return; 1435 } 1436 } 1437 } 1438 1439 static void conf_string(struct menu *menu) 1440 { 1441 const char *prompt = menu_get_prompt(menu); 1442 1443 while (1) { 1444 int res; 1445 const char *heading; 1446 1447 switch (sym_get_type(menu->sym)) { 1448 case S_INT: 1449 heading = inputbox_instructions_int; 1450 break; 1451 case S_HEX: 1452 heading = inputbox_instructions_hex; 1453 break; 1454 case S_STRING: 1455 heading = inputbox_instructions_string; 1456 break; 1457 default: 1458 heading = "Internal nconf error!"; 1459 } 1460 res = dialog_inputbox(main_window, 1461 prompt ? prompt : "Main Menu", 1462 heading, 1463 sym_get_string_value(menu->sym), 1464 &dialog_input_result, 1465 &dialog_input_result_len); 1466 switch (res) { 1467 case 0: 1468 if (sym_set_string_value(menu->sym, 1469 dialog_input_result)) 1470 return; 1471 btn_dialog(main_window, 1472 "You have made an invalid entry.", 0); 1473 break; 1474 case 1: 1475 show_help(menu); 1476 break; 1477 case KEY_EXIT: 1478 return; 1479 } 1480 } 1481 } 1482 1483 static void conf_load(void) 1484 { 1485 while (1) { 1486 int res; 1487 res = dialog_inputbox(main_window, 1488 NULL, load_config_text, 1489 filename, 1490 &dialog_input_result, 1491 &dialog_input_result_len); 1492 switch (res) { 1493 case 0: 1494 if (!dialog_input_result[0]) 1495 return; 1496 if (!conf_read(dialog_input_result)) { 1497 set_config_filename(dialog_input_result); 1498 conf_set_changed(true); 1499 return; 1500 } 1501 btn_dialog(main_window, "File does not exist!", 0); 1502 break; 1503 case 1: 1504 show_scroll_win(main_window, 1505 "Load Alternate Configuration", 1506 load_config_help); 1507 break; 1508 case KEY_EXIT: 1509 return; 1510 } 1511 } 1512 } 1513 1514 static void conf_save(void) 1515 { 1516 while (1) { 1517 int res; 1518 res = dialog_inputbox(main_window, 1519 NULL, save_config_text, 1520 filename, 1521 &dialog_input_result, 1522 &dialog_input_result_len); 1523 switch (res) { 1524 case 0: 1525 if (!dialog_input_result[0]) 1526 return; 1527 res = conf_write(dialog_input_result); 1528 if (!res) { 1529 set_config_filename(dialog_input_result); 1530 return; 1531 } 1532 btn_dialog(main_window, "Can't create file!", 1533 1, "<OK>"); 1534 break; 1535 case 1: 1536 show_scroll_win(main_window, 1537 "Save Alternate Configuration", 1538 save_config_help); 1539 break; 1540 case KEY_EXIT: 1541 return; 1542 } 1543 } 1544 } 1545 1546 static void setup_windows(void) 1547 { 1548 int lines, columns; 1549 1550 getmaxyx(stdscr, lines, columns); 1551 1552 if (main_window != NULL) 1553 delwin(main_window); 1554 1555 /* set up the menu and menu window */ 1556 main_window = newwin(lines-2, columns-2, 2, 1); 1557 keypad(main_window, TRUE); 1558 mwin_max_lines = lines-7; 1559 mwin_max_cols = columns-6; 1560 1561 /* panels order is from bottom to top */ 1562 new_panel(main_window); 1563 } 1564 1565 int main(int ac, char **av) 1566 { 1567 int lines, columns; 1568 char *mode; 1569 1570 if (ac > 1 && strcmp(av[1], "-s") == 0) { 1571 /* Silence conf_read() until the real callback is set up */ 1572 conf_set_message_callback(NULL); 1573 av++; 1574 } 1575 conf_parse(av[1]); 1576 conf_read(NULL); 1577 1578 mode = getenv("NCONFIG_MODE"); 1579 if (mode) { 1580 if (!strcasecmp(mode, "single_menu")) 1581 single_menu_mode = 1; 1582 } 1583 1584 /* Initialize curses */ 1585 initscr(); 1586 /* set color theme */ 1587 set_colors(); 1588 1589 cbreak(); 1590 noecho(); 1591 keypad(stdscr, TRUE); 1592 curs_set(0); 1593 1594 getmaxyx(stdscr, lines, columns); 1595 if (columns < 75 || lines < 20) { 1596 endwin(); 1597 printf("Your terminal should have at " 1598 "least 20 lines and 75 columns\n"); 1599 return 1; 1600 } 1601 1602 notimeout(stdscr, FALSE); 1603 #if NCURSES_REENTRANT 1604 set_escdelay(1); 1605 #else 1606 ESCDELAY = 1; 1607 #endif 1608 1609 /* set btns menu */ 1610 curses_menu = new_menu(curses_menu_items); 1611 menu_opts_off(curses_menu, O_SHOWDESC); 1612 menu_opts_on(curses_menu, O_SHOWMATCH); 1613 menu_opts_on(curses_menu, O_ONEVALUE); 1614 menu_opts_on(curses_menu, O_NONCYCLIC); 1615 menu_opts_on(curses_menu, O_IGNORECASE); 1616 set_menu_mark(curses_menu, " "); 1617 set_menu_fore(curses_menu, attr_main_menu_fore); 1618 set_menu_back(curses_menu, attr_main_menu_back); 1619 set_menu_grey(curses_menu, attr_main_menu_grey); 1620 1621 set_config_filename(conf_get_configname()); 1622 setup_windows(); 1623 1624 /* check for KEY_FUNC(1) */ 1625 if (has_key(KEY_F(1)) == FALSE) { 1626 show_scroll_win(main_window, 1627 "Instructions", 1628 menu_no_f_instructions); 1629 } 1630 1631 conf_set_message_callback(conf_message_callback); 1632 /* do the work */ 1633 while (!global_exit) { 1634 conf(&rootmenu); 1635 if (!global_exit && do_exit() == 0) 1636 break; 1637 } 1638 /* ok, we are done */ 1639 unpost_menu(curses_menu); 1640 free_menu(curses_menu); 1641 delwin(main_window); 1642 clear(); 1643 refresh(); 1644 endwin(); 1645 return 0; 1646 } 1647