1 /**************************************************************************** 2 * Copyright (c) 1998-2002,2005 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /**************************************************************************** 30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 31 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32 * and: Thomas E. Dickey 1996-on * 33 ****************************************************************************/ 34 35 /* 36 * comp_error.c -- Error message routines 37 * 38 */ 39 40 #include <curses.priv.h> 41 42 #include <tic.h> 43 44 MODULE_ID("$Id: comp_error.c,v 1.30 2005/11/26 15:28:47 tom Exp $") 45 46 NCURSES_EXPORT_VAR(bool) _nc_suppress_warnings = FALSE; 47 NCURSES_EXPORT_VAR(int) _nc_curr_line = 0; /* current line # in input */ 48 NCURSES_EXPORT_VAR(int) _nc_curr_col = 0; /* current column # in input */ 49 50 static const char *sourcename; 51 static char *termtype; 52 53 NCURSES_EXPORT(const char *) 54 _nc_get_source(void) 55 { 56 return sourcename; 57 } 58 59 NCURSES_EXPORT(void) 60 _nc_set_source(const char *const name) 61 { 62 sourcename = name; 63 } 64 65 NCURSES_EXPORT(void) 66 _nc_set_type(const char *const name) 67 { 68 if (termtype == 0) 69 termtype = typeMalloc(char, MAX_NAME_SIZE + 1); 70 if (termtype != 0) { 71 termtype[0] = '\0'; 72 if (name) 73 strncat(termtype, name, MAX_NAME_SIZE); 74 } 75 } 76 77 NCURSES_EXPORT(void) 78 _nc_get_type(char *name) 79 { 80 #if NO_LEAKS 81 if (name == 0 && termtype != 0) { 82 FreeAndNull(termtype); 83 return; 84 } 85 #endif 86 if (name != 0) 87 strcpy(name, termtype != 0 ? termtype : ""); 88 } 89 90 static NCURSES_INLINE void 91 where_is_problem(void) 92 { 93 fprintf(stderr, "\"%s\"", sourcename); 94 if (_nc_curr_line >= 0) 95 fprintf(stderr, ", line %d", _nc_curr_line); 96 if (_nc_curr_col >= 0) 97 fprintf(stderr, ", col %d", _nc_curr_col); 98 if (termtype != 0 && termtype[0] != '\0') 99 fprintf(stderr, ", terminal '%s'", termtype); 100 fputc(':', stderr); 101 fputc(' ', stderr); 102 } 103 104 NCURSES_EXPORT(void) 105 _nc_warning(const char *const fmt,...) 106 { 107 va_list argp; 108 109 if (_nc_suppress_warnings) 110 return; 111 112 where_is_problem(); 113 va_start(argp, fmt); 114 vfprintf(stderr, fmt, argp); 115 fprintf(stderr, "\n"); 116 va_end(argp); 117 } 118 119 NCURSES_EXPORT(void) 120 _nc_err_abort(const char *const fmt,...) 121 { 122 va_list argp; 123 124 where_is_problem(); 125 va_start(argp, fmt); 126 vfprintf(stderr, fmt, argp); 127 fprintf(stderr, "\n"); 128 va_end(argp); 129 exit(EXIT_FAILURE); 130 } 131 132 NCURSES_EXPORT(void) 133 _nc_syserr_abort(const char *const fmt,...) 134 { 135 va_list argp; 136 137 where_is_problem(); 138 va_start(argp, fmt); 139 vfprintf(stderr, fmt, argp); 140 fprintf(stderr, "\n"); 141 va_end(argp); 142 143 /* If we're debugging, try to show where the problem occurred - this 144 * will dump core. 145 */ 146 #if defined(TRACE) || !defined(NDEBUG) 147 abort(); 148 #else 149 /* Dumping core in production code is not a good idea. 150 */ 151 exit(EXIT_FAILURE); 152 #endif 153 } 154