1 /* Copyright (C) 1991,92,95-98,2000,2001,2004 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <http://www.gnu.org/licenses/>. */ 17 18 #ifndef _GLOB_H 19 #define _GLOB_H 1 20 21 #include <sys/cdefs.h> 22 23 __BEGIN_DECLS 24 25 /* We need `size_t' for the following definitions. */ 26 #ifndef __size_t 27 # if defined __GNUC__ && __GNUC__ >= 2 28 typedef __SIZE_TYPE__ __size_t; 29 # ifdef __USE_XOPEN 30 typedef __SIZE_TYPE__ size_t; 31 # endif 32 # else 33 # include <stddef.h> 34 # ifndef __size_t 35 # define __size_t size_t 36 # endif 37 # endif 38 #else 39 /* The GNU CC stddef.h version defines __size_t as empty. We need a real 40 definition. */ 41 # undef __size_t 42 # define __size_t size_t 43 #endif 44 45 /* Bits set in the FLAGS argument to `glob'. */ 46 #define GLOB_ERR (1 << 0)/* Return on read errors. */ 47 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */ 48 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */ 49 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */ 50 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */ 51 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */ 52 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */ 53 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */ 54 55 #if ( !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU ) && defined __UCLIBC_HAS_GNU_GLOB__ 56 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */ 57 #if 1 /* uClibc gnu glob does not support these */ 58 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */ 59 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */ 60 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */ 61 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */ 62 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */ 63 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error 64 if the user name is not available. */ 65 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ 66 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ 67 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \ 68 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK) 69 #else 70 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ 71 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ 72 GLOB_PERIOD) 73 #endif 74 #else 75 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ 76 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ 77 GLOB_PERIOD) 78 #endif 79 80 /* Error returns from `glob'. */ 81 #define GLOB_NOSPACE 1 /* Ran out of memory. */ 82 #define GLOB_ABORTED 2 /* Read error. */ 83 #define GLOB_NOMATCH 3 /* No matches found. */ 84 #define GLOB_NOSYS 4 /* Not implemented. */ 85 #if defined __USE_GNU && defined __UCLIBC_HAS_GNU_GLOB__ 86 /* Previous versions of this file defined GLOB_ABEND instead of 87 GLOB_ABORTED. Provide a compatibility definition here. */ 88 # define GLOB_ABEND GLOB_ABORTED 89 #endif 90 91 /* Structure describing a globbing run. */ 92 #if defined __USE_GNU && defined __UCLIBC_HAS_GNU_GLOB__ 93 struct stat; 94 #endif 95 typedef struct 96 { 97 __size_t gl_pathc; /* Count of paths matched by the pattern. */ 98 char **gl_pathv; /* List of matched pathnames. */ 99 __size_t gl_offs; /* Slots to reserve in `gl_pathv'. */ 100 #ifdef __UCLIBC_HAS_GNU_GLOB__ 101 int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */ 102 103 #if 1 /* uClibc gnu glob does not support these */ 104 /* If the GLOB_ALTDIRFUNC flag is set, the following functions 105 are used instead of the normal file access functions. */ 106 void (*gl_closedir) (void *); 107 #ifdef __USE_GNU 108 struct dirent *(*gl_readdir) (void *); 109 #else 110 void *(*gl_readdir) (void *); 111 #endif 112 void *(*gl_opendir) (const char *); 113 #ifdef __USE_GNU 114 int (*gl_lstat) (const char *__restrict, struct stat *__restrict); 115 int (*gl_stat) (const char *__restrict, struct stat *__restrict); 116 #else 117 int (*gl_lstat) (const char *__restrict, void *__restrict); 118 int (*gl_stat) (const char *__restrict, void *__restrict); 119 #endif 120 #endif 121 #endif /* __UCLIBC_HAS_GNU_GLOB__ */ 122 } glob_t; 123 124 #ifdef __USE_LARGEFILE64 125 # if defined __USE_GNU && defined __UCLIBC_HAS_GNU_GLOB__ 126 struct stat64; 127 # endif 128 typedef struct 129 { 130 __size_t gl_pathc; 131 char **gl_pathv; 132 __size_t gl_offs; 133 #ifdef __UCLIBC_HAS_GNU_GLOB__ 134 int gl_flags; 135 136 #if 1 /* uClibc gnu glob does not support these */ 137 /* If the GLOB_ALTDIRFUNC flag is set, the following functions 138 are used instead of the normal file access functions. */ 139 void (*gl_closedir) (void *); 140 # ifdef __USE_GNU 141 struct dirent64 *(*gl_readdir) (void *); 142 # else 143 void *(*gl_readdir) (void *); 144 # endif 145 void *(*gl_opendir) (const char *); 146 # ifdef __USE_GNU 147 int (*gl_lstat) (const char *__restrict, struct stat64 *__restrict); 148 int (*gl_stat) (const char *__restrict, struct stat64 *__restrict); 149 # else 150 int (*gl_lstat) (const char *__restrict, void *__restrict); 151 int (*gl_stat) (const char *__restrict, void *__restrict); 152 # endif 153 #endif 154 #endif /* __UCLIBC_HAS_GNU_GLOB__ */ 155 } glob64_t; 156 #endif 157 158 #if defined(__USE_FILE_OFFSET64) && __GNUC__ < 2 159 # define glob glob64 160 # define globfree globfree64 161 #endif 162 163 /* Do glob searching for PATTERN, placing results in PGLOB. 164 The bits defined above may be set in FLAGS. 165 If a directory cannot be opened or read and ERRFUNC is not nil, 166 it is called with the pathname that caused the error, and the 167 `errno' value from the failing call; if it returns non-zero 168 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored. 169 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned. 170 Otherwise, `glob' returns zero. */ 171 #if !defined __USE_FILE_OFFSET64 || __GNUC__ < 2 172 extern int glob (const char *__restrict __pattern, int __flags, 173 int (*__errfunc) (const char *, int), 174 glob_t *__restrict __pglob) __THROW; 175 libc_hidden_proto(glob) 176 177 /* Free storage allocated in PGLOB by a previous `glob' call. */ 178 extern void globfree (glob_t *__pglob) __THROW; 179 libc_hidden_proto(globfree) 180 #else 181 extern int __REDIRECT_NTH (glob, (const char *__restrict __pattern, 182 int __flags, 183 int (*__errfunc) (const char *, int), 184 glob_t *__restrict __pglob), glob64); 185 186 extern void __REDIRECT_NTH (globfree, (glob_t *__pglob), globfree64); 187 #endif 188 189 #ifdef __USE_LARGEFILE64 190 extern int glob64 (const char *__restrict __pattern, int __flags, 191 int (*__errfunc) (const char *, int), 192 glob64_t *__restrict __pglob) __THROW; 193 libc_hidden_proto(glob64) 194 195 extern void globfree64 (glob64_t *__pglob) __THROW; 196 libc_hidden_proto(globfree64) 197 #endif 198 199 200 #if defined __USE_GNU && defined __UCLIBC_HAS_GNU_GLOB__ 201 /* Return nonzero if PATTERN contains any metacharacters. 202 Metacharacters can be quoted with backslashes if QUOTE is nonzero. 203 204 This function is not part of the interface specified by POSIX.2 205 but several programs want to use it. */ 206 extern int glob_pattern_p (const char *__pattern, int __quote) __THROW; 207 libc_hidden_proto(glob_pattern_p) 208 #endif 209 210 __END_DECLS 211 212 #endif /* glob.h */ 213