1 /* Copyright (C) 1991,1992,1995-1998,2000,2001,2004,2010
2 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
23 #include <sys/cdefs.h>
27 /* We need `size_t' for the following definitions. */
29 # if defined __GNUC__ && __GNUC__ >= 2
30 typedef __SIZE_TYPE__ __size_t
;
31 # if defined __USE_XOPEN || __USE_XOPEN2K8
32 typedef __SIZE_TYPE__
size_t;
37 # define __size_t size_t
41 /* The GNU CC stddef.h version defines __size_t as empty. We need a real
44 # define __size_t size_t
47 /* Bits set in the FLAGS argument to `glob'. */
48 #define GLOB_ERR (1 << 0)/* Return on read errors. */
49 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */
50 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
51 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
52 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
53 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
54 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
55 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
57 #if !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU
58 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
59 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
60 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
61 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
62 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
63 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
64 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
65 if the user name is not available. */
66 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
67 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
68 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
69 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
71 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
72 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
76 /* Error returns from `glob'. */
77 #define GLOB_NOSPACE 1 /* Ran out of memory. */
78 #define GLOB_ABORTED 2 /* Read error. */
79 #define GLOB_NOMATCH 3 /* No matches found. */
80 #define GLOB_NOSYS 4 /* Not implemented. */
82 /* Previous versions of this file defined GLOB_ABEND instead of
83 GLOB_ABORTED. Provide a compatibility definition here. */
84 # define GLOB_ABEND GLOB_ABORTED
87 /* Structure describing a globbing run. */
93 __size_t gl_pathc
; /* Count of paths matched by the pattern. */
94 char **gl_pathv
; /* List of matched pathnames. */
95 __size_t gl_offs
; /* Slots to reserve in `gl_pathv'. */
96 int gl_flags
; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
98 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
99 are used instead of the normal file access functions. */
100 void (*gl_closedir
) (void *);
102 struct dirent
*(*gl_readdir
) (void *);
104 void *(*gl_readdir
) (void *);
106 void *(*gl_opendir
) (__const
char *);
108 int (*gl_lstat
) (__const
char *__restrict
, struct stat
*__restrict
);
109 int (*gl_stat
) (__const
char *__restrict
, struct stat
*__restrict
);
111 int (*gl_lstat
) (__const
char *__restrict
, void *__restrict
);
112 int (*gl_stat
) (__const
char *__restrict
, void *__restrict
);
116 #ifdef __USE_LARGEFILE64
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
) (void *);
131 struct dirent64
*(*gl_readdir
) (void *);
133 void *(*gl_readdir
) (void *);
135 void *(*gl_opendir
) (__const
char *);
137 int (*gl_lstat
) (__const
char *__restrict
, struct stat64
*__restrict
);
138 int (*gl_stat
) (__const
char *__restrict
, struct stat64
*__restrict
);
140 int (*gl_lstat
) (__const
char *__restrict
, void *__restrict
);
141 int (*gl_stat
) (__const
char *__restrict
, void *__restrict
);
146 #if __USE_FILE_OFFSET64 && __GNUC__ < 2
148 # define globfree globfree64
151 /* Do glob searching for PATTERN, placing results in PGLOB.
152 The bits defined above may be set in FLAGS.
153 If a directory cannot be opened or read and ERRFUNC is not nil,
154 it is called with the pathname that caused the error, and the
155 `errno' value from the failing call; if it returns non-zero
156 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
157 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
158 Otherwise, `glob' returns zero. */
159 #if !defined __USE_FILE_OFFSET64 || __GNUC__ < 2
160 extern int glob (__const
char *__restrict __pattern
, int __flags
,
161 int (*__errfunc
) (__const
char *, int),
162 glob_t
*__restrict __pglob
) __THROW
;
164 /* Free storage allocated in PGLOB by a previous `glob' call. */
165 extern void globfree (glob_t
*__pglob
) __THROW
;
167 extern int __REDIRECT_NTH (glob
, (__const
char *__restrict __pattern
,
169 int (*__errfunc
) (__const
char *, int),
170 glob_t
*__restrict __pglob
), glob64
);
172 extern void __REDIRECT_NTH (globfree
, (glob_t
*__pglob
), globfree64
);
175 #ifdef __USE_LARGEFILE64
176 extern int glob64 (__const
char *__restrict __pattern
, int __flags
,
177 int (*__errfunc
) (__const
char *, int),
178 glob64_t
*__restrict __pglob
) __THROW
;
180 extern void globfree64 (glob64_t
*__pglob
) __THROW
;
185 /* Return nonzero if PATTERN contains any metacharacters.
186 Metacharacters can be quoted with backslashes if QUOTE is nonzero.
188 This function is not part of the interface specified by POSIX.2
189 but several programs want to use it. */
190 extern int glob_pattern_p (__const
char *__pattern
, int __quote
) __THROW
;