1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2010 AT&T Intellectual Property * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Intellectual Property * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #pragma prototyped 23 /* 24 * fnmatch implementation 25 */ 26 27 #include <ast_lib.h> 28 29 #include <ast.h> 30 #include <regex.h> 31 #include <fnmatch.h> 32 33 typedef struct 34 { 35 int fnm; /* fnmatch flag */ 36 int reg; /* regex flag */ 37 } Map_t; 38 39 static const Map_t map[] = 40 { 41 FNM_AUGMENTED, REG_AUGMENTED, 42 FNM_ICASE, REG_ICASE, 43 FNM_NOESCAPE, REG_SHELL_ESCAPED, 44 FNM_PATHNAME, REG_SHELL_PATH, 45 FNM_PERIOD, REG_SHELL_DOT, 46 }; 47 48 #if defined(__EXPORT__) 49 #define extern __EXPORT__ 50 #endif 51 52 extern int 53 fnmatch(const char* pattern, const char* subject, register int flags) 54 { 55 register int reflags = REG_SHELL|REG_LEFT; 56 register const Map_t* mp; 57 regex_t re; 58 regmatch_t match; 59 60 for (mp = map; mp < &map[elementsof(map)]; mp++) 61 if (flags & mp->fnm) 62 reflags |= mp->reg; 63 if (flags & FNM_LEADING_DIR) 64 { 65 if (!(reflags = regcomp(&re, pattern, reflags))) 66 { 67 reflags = regexec(&re, subject, 1, &match, 0); 68 regfree(&re); 69 if (!reflags && (reflags = subject[match.rm_eo])) 70 reflags = reflags == '/' ? 0 : FNM_NOMATCH; 71 } 72 } 73 else if (!(reflags = regcomp(&re, pattern, reflags|REG_RIGHT))) 74 { 75 reflags = regexec(&re, subject, 0, NiL, 0); 76 regfree(&re); 77 } 78 return reflags; 79 } 80