1 /* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc. 2 3 The GNU C Library is free software; you can redistribute it and/or 4 modify it under the terms of the GNU Library General Public License as 5 published by the Free Software Foundation; either version 2 of the 6 License, or (at your option) any later version. 7 8 The GNU C Library is distributed in the hope that it will be useful, 9 but WITHOUT ANY WARRANTY; without even the implied warranty of 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 11 Library General Public License for more details. 12 13 You should have received a copy of the GNU Library General Public License 14 along with this library; see the file COPYING.LIB. If not, write to the Free 15 Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 16 USA. */ 17 18 #ifndef _GLOB_H 19 #define _GLOB_H 1 20 21 #ifdef __cplusplus 22 extern "C" { 23 #endif 24 25 #undef __ptr_t 26 #if defined __cplusplus || (defined __STDC__ && __STDC__) || defined WINDOWS32 27 # if !defined __GLIBC__ 28 # undef __P 29 # undef __PMT 30 # define __P(protos) protos 31 # define __PMT(protos) protos 32 # if !defined __GNUC__ || __GNUC__ < 2 33 # undef __const 34 # define __const const 35 # endif 36 # endif 37 # define __ptr_t void * 38 #else /* Not C++ or ANSI C. */ 39 # undef __P 40 # undef __PMT 41 # define __P(protos) () 42 # define __PMT(protos) () 43 # undef __const 44 # define __const 45 # define __ptr_t char * 46 #endif /* C++ or ANSI C. */ 47 48 /* We need `size_t' for the following definitions. */ 49 #ifndef __size_t 50 # if defined __FreeBSD__ 51 # define __size_t size_t 52 # else 53 # if defined __GNUC__ && __GNUC__ >= 2 54 typedef __SIZE_TYPE__ __size_t; 55 # else 56 /* This is a guess. */ 57 /*hb 58 * Conflicts with DECCs aready defined type __size_t. 59 * Defining an own type with a name beginning with '__' is no good. 60 * Anyway if DECC is used and __SIZE_T is defined then __size_t is 61 * already defined (and I hope it's exactly the one we need here). 62 */ 63 # if !(defined __DECC && defined __SIZE_T) 64 typedef unsigned long int __size_t; 65 # endif 66 # endif 67 # endif 68 #else 69 /* The GNU CC stddef.h version defines __size_t as empty. We need a real 70 definition. */ 71 # undef __size_t 72 # define __size_t size_t 73 #endif 74 75 /* Bits set in the FLAGS argument to `glob'. */ 76 #define GLOB_ERR (1 << 0)/* Return on read errors. */ 77 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */ 78 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */ 79 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */ 80 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */ 81 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */ 82 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */ 83 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */ 84 85 #if (!defined _POSIX_C_SOURCE || _POSIX_C_SOURCE < 2 || defined _BSD_SOURCE \ 86 || defined _GNU_SOURCE) 87 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */ 88 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */ 89 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */ 90 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */ 91 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */ 92 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */ 93 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error 94 if the user name is not available. */ 95 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ 96 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ 97 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \ 98 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK) 99 #else 100 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ 101 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ 102 GLOB_PERIOD) 103 #endif 104 105 /* Error returns from `glob'. */ 106 #define GLOB_NOSPACE 1 /* Ran out of memory. */ 107 #define GLOB_ABORTED 2 /* Read error. */ 108 #define GLOB_NOMATCH 3 /* No matches found. */ 109 #define GLOB_NOSYS 4 /* Not implemented. */ 110 #ifdef _GNU_SOURCE 111 /* Previous versions of this file defined GLOB_ABEND instead of 112 GLOB_ABORTED. Provide a compatibility definition here. */ 113 # define GLOB_ABEND GLOB_ABORTED 114 #endif 115 116 /* Structure describing a globbing run. */ 117 #if !defined _AMIGA && !defined VMS /* Buggy compiler. */ 118 struct stat; 119 #endif 120 typedef struct 121 { 122 __size_t gl_pathc; /* Count of paths matched by the pattern. */ 123 char **gl_pathv; /* List of matched pathnames. */ 124 __size_t gl_offs; /* Slots to reserve in `gl_pathv'. */ 125 int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */ 126 127 /* If the GLOB_ALTDIRFUNC flag is set, the following functions 128 are used instead of the normal file access functions. */ 129 void (*gl_closedir) __PMT ((void *)); 130 struct dirent *(*gl_readdir) __PMT ((void *)); 131 __ptr_t (*gl_opendir) __PMT ((__const char *)); 132 int (*gl_lstat) __PMT ((__const char *, struct stat *)); 133 #if defined(VMS) && defined(__DECC) && !defined(_POSIX_C_SOURCE) 134 int (*gl_stat) __PMT ((__const char *, struct stat *, ...)); 135 #else 136 int (*gl_stat) __PMT ((__const char *, struct stat *)); 137 #endif 138 } glob_t; 139 140 #ifdef _LARGEFILE64_SOURCE 141 struct stat64; 142 typedef struct 143 { 144 __size_t gl_pathc; 145 char **gl_pathv; 146 __size_t gl_offs; 147 int gl_flags; 148 149 /* If the GLOB_ALTDIRFUNC flag is set, the following functions 150 are used instead of the normal file access functions. */ 151 void (*gl_closedir) __PMT ((void *)); 152 struct dirent64 *(*gl_readdir) __PMT ((void *)); 153 __ptr_t (*gl_opendir) __PMT ((__const char *)); 154 int (*gl_lstat) __PMT ((__const char *, struct stat64 *)); 155 int (*gl_stat) __PMT ((__const char *, struct stat64 *)); 156 } glob64_t; 157 #endif 158 159 #if _FILE_OFFSET_BITS == 64 && __GNUC__ < 2 160 # define glob glob64 161 # define globfree globfree64 162 #else 163 # ifdef _LARGEFILE64_SOURCE 164 extern int glob64 __P ((__const char *__pattern, int __flags, 165 int (*__errfunc) (__const char *, int), 166 glob64_t *__pglob)); 167 168 extern void globfree64 __P ((glob64_t *__pglob)); 169 # endif 170 #endif 171 172 /* Do glob searching for PATTERN, placing results in PGLOB. 173 The bits defined above may be set in FLAGS. 174 If a directory cannot be opened or read and ERRFUNC is not nil, 175 it is called with the pathname that caused the error, and the 176 `errno' value from the failing call; if it returns non-zero 177 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored. 178 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned. 179 Otherwise, `glob' returns zero. */ 180 #if _FILE_OFFSET_BITS != 64 || __GNUC__ < 2 181 extern int glob __P ((__const char *__pattern, int __flags, 182 int (*__errfunc) (__const char *, int), 183 glob_t *__pglob)); 184 185 /* Free storage allocated in PGLOB by a previous `glob' call. */ 186 extern void globfree __P ((glob_t *__pglob)); 187 #else 188 extern int glob __P ((__const char *__pattern, int __flags, 189 int (*__errfunc) (__const char *, int), 190 glob_t *__pglob)) __asm__ ("glob64"); 191 192 extern void globfree __P ((glob_t *__pglob)) __asm__ ("globfree64"); 193 #endif 194 195 196 #ifdef _GNU_SOURCE 197 /* Return nonzero if PATTERN contains any metacharacters. 198 Metacharacters can be quoted with backslashes if QUOTE is nonzero. 199 200 This function is not part of the interface specified by POSIX.2 201 but several programs want to use it. */ 202 extern int glob_pattern_p __P ((__const char *__pattern, int __quote)); 203 #endif 204 205 #ifdef __cplusplus 206 } 207 #endif 208 209 #endif /* glob.h */ 210