1 /**************************************************************************** 2 * Copyright (c) 1999-2012,2013 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: Thomas E. Dickey 1999-on * 31 ****************************************************************************/ 32 33 #include <curses.priv.h> 34 #include <tic.h> 35 36 MODULE_ID("$Id: name_match.c,v 1.23 2013/05/25 20:20:08 tom Exp $") 37 38 #define FirstName _nc_globals.first_name 39 40 #if NCURSES_USE_TERMCAP && NCURSES_XNAMES 41 static const char * 42 skip_index(const char *name) 43 { 44 if ((_nc_syntax == SYN_TERMCAP) && _nc_user_definable) { 45 const char *bar = strchr(name, '|'); 46 if (bar != 0 && (bar - name) == 2) 47 name = bar + 1; 48 } 49 return name; 50 } 51 #endif 52 53 /* 54 * Get the primary name from the given name list. For terminfo, this is the 55 * first name. For termcap, this may be the second name, if the first one 56 * happens to be two characters. 57 */ 58 NCURSES_EXPORT(char *) 59 _nc_first_name(const char *const sp) 60 { 61 unsigned n; 62 63 #if NO_LEAKS 64 if (sp == 0) { 65 if (FirstName != 0) { 66 FreeAndNull(FirstName); 67 } 68 } else 69 #endif 70 { 71 if (FirstName == 0) 72 FirstName = typeMalloc(char, MAX_NAME_SIZE + 1); 73 74 if (FirstName != 0) { 75 const char *src = sp; 76 #if NCURSES_USE_TERMCAP && NCURSES_XNAMES 77 src = skip_index(sp); 78 #endif 79 for (n = 0; n < MAX_NAME_SIZE; n++) { 80 if ((FirstName[n] = src[n]) == '\0' 81 || (FirstName[n] == '|')) 82 break; 83 } 84 FirstName[n] = '\0'; 85 } 86 } 87 return (FirstName); 88 } 89 90 /* 91 * Is the given name matched in namelist? 92 */ 93 NCURSES_EXPORT(int) 94 _nc_name_match(const char *const namelst, const char *const name, const char *const delim) 95 { 96 const char *s, *d, *t; 97 int code, found; 98 99 if ((s = namelst) != 0) { 100 while (*s != '\0') { 101 for (d = name; *d != '\0'; d++) { 102 if (*s != *d) 103 break; 104 s++; 105 } 106 found = FALSE; 107 for (code = TRUE; *s != '\0'; code = FALSE, s++) { 108 for (t = delim; *t != '\0'; t++) { 109 if (*s == *t) { 110 found = TRUE; 111 break; 112 } 113 } 114 if (found) 115 break; 116 } 117 if (code && *d == '\0') 118 return code; 119 if (*s++ == 0) 120 break; 121 } 122 } 123 return FALSE; 124 } 125