comp_error.c revision 302408
1/**************************************************************************** 2 * Copyright (c) 1998-2011,2012 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 44MODULE_ID("$Id: comp_error.c,v 1.36 2012/02/22 22:34:31 tom Exp $") 45 46NCURSES_EXPORT_VAR(bool) _nc_suppress_warnings = FALSE; 47NCURSES_EXPORT_VAR(int) _nc_curr_line = 0; /* current line # in input */ 48NCURSES_EXPORT_VAR(int) _nc_curr_col = 0; /* current column # in input */ 49 50#define SourceName _nc_globals.comp_sourcename 51#define TermType _nc_globals.comp_termtype 52 53NCURSES_EXPORT(const char *) 54_nc_get_source(void) 55{ 56 return SourceName; 57} 58 59NCURSES_EXPORT(void) 60_nc_set_source(const char *const name) 61{ 62 FreeIfNeeded(SourceName); 63 SourceName = strdup(name); 64} 65 66NCURSES_EXPORT(void) 67_nc_set_type(const char *const name) 68{ 69 if (TermType == 0) 70 TermType = typeMalloc(char, MAX_NAME_SIZE + 1); 71 if (TermType != 0) { 72 TermType[0] = '\0'; 73 if (name) 74 strncat(TermType, name, (size_t) MAX_NAME_SIZE); 75 } 76} 77 78NCURSES_EXPORT(void) 79_nc_get_type(char *name) 80{ 81#if NO_LEAKS 82 if (name == 0 && TermType != 0) { 83 FreeAndNull(TermType); 84 return; 85 } 86#endif 87 if (name != 0) 88 _nc_STRCPY(name, TermType != 0 ? TermType : "", MAX_NAME_SIZE); 89} 90 91static NCURSES_INLINE void 92where_is_problem(void) 93{ 94 fprintf(stderr, "\"%s\"", SourceName ? SourceName : "?"); 95 if (_nc_curr_line >= 0) 96 fprintf(stderr, ", line %d", _nc_curr_line); 97 if (_nc_curr_col >= 0) 98 fprintf(stderr, ", col %d", _nc_curr_col); 99 if (TermType != 0 && TermType[0] != '\0') 100 fprintf(stderr, ", terminal '%s'", TermType); 101 fputc(':', stderr); 102 fputc(' ', stderr); 103} 104 105NCURSES_EXPORT(void) 106_nc_warning(const char *const fmt,...) 107{ 108 va_list argp; 109 110 if (_nc_suppress_warnings) 111 return; 112 113 where_is_problem(); 114 va_start(argp, fmt); 115 vfprintf(stderr, fmt, argp); 116 fprintf(stderr, "\n"); 117 va_end(argp); 118} 119 120NCURSES_EXPORT(void) 121_nc_err_abort(const char *const fmt,...) 122{ 123 va_list argp; 124 125 where_is_problem(); 126 va_start(argp, fmt); 127 vfprintf(stderr, fmt, argp); 128 fprintf(stderr, "\n"); 129 va_end(argp); 130 exit(EXIT_FAILURE); 131} 132 133NCURSES_EXPORT(void) 134_nc_syserr_abort(const char *const fmt,...) 135{ 136 va_list argp; 137 138 where_is_problem(); 139 va_start(argp, fmt); 140 vfprintf(stderr, fmt, argp); 141 fprintf(stderr, "\n"); 142 va_end(argp); 143 144 /* If we're debugging, try to show where the problem occurred - this 145 * will dump core. 146 */ 147#if defined(TRACE) || !defined(NDEBUG) 148 abort(); 149#else 150 /* Dumping core in production code is not a good idea. 151 */ 152 exit(EXIT_FAILURE); 153#endif 154} 155 156#if NO_LEAKS 157NCURSES_EXPORT(void) 158_nc_comp_error_leaks(void) 159{ 160 FreeAndNull(SourceName); 161 FreeAndNull(TermType); 162} 163#endif 164