1 /* Copyright (C) 1991,1992,1995-1998,2000,2001,2004,2010,2011,2012
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 typedef __SIZE_TYPE__ __size_t
;
30 # if defined __USE_XOPEN || __USE_XOPEN2K8
31 typedef __SIZE_TYPE__
size_t;
34 /* The GNU CC stddef.h version defines __size_t as empty. We need a real
37 # define __size_t size_t
40 /* Bits set in the FLAGS argument to `glob'. */
41 #define GLOB_ERR (1 << 0)/* Return on read errors. */
42 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */
43 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
44 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
45 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
46 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
47 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
48 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
50 #if !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU
51 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
52 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
53 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
54 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
55 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
56 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
57 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
58 if the user name is not available. */
59 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
60 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
61 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
62 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
64 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
65 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
69 /* Error returns from `glob'. */
70 #define GLOB_NOSPACE 1 /* Ran out of memory. */
71 #define GLOB_ABORTED 2 /* Read error. */
72 #define GLOB_NOMATCH 3 /* No matches found. */
73 #define GLOB_NOSYS 4 /* Not implemented. */
75 /* Previous versions of this file defined GLOB_ABEND instead of
76 GLOB_ABORTED. Provide a compatibility definition here. */
77 # define GLOB_ABEND GLOB_ABORTED
80 /* Structure describing a globbing run. */
86 __size_t gl_pathc
; /* Count of paths matched by the pattern. */
87 char **gl_pathv
; /* List of matched pathnames. */
88 __size_t gl_offs
; /* Slots to reserve in `gl_pathv'. */
89 int gl_flags
; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
91 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
92 are used instead of the normal file access functions. */
93 void (*gl_closedir
) (void *);
95 struct dirent
*(*gl_readdir
) (void *);
97 void *(*gl_readdir
) (void *);
99 void *(*gl_opendir
) (const char *);
101 int (*gl_lstat
) (const char *__restrict
, struct stat
*__restrict
);
102 int (*gl_stat
) (const char *__restrict
, struct stat
*__restrict
);
104 int (*gl_lstat
) (const char *__restrict
, void *__restrict
);
105 int (*gl_stat
) (const char *__restrict
, void *__restrict
);
109 #ifdef __USE_LARGEFILE64
120 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
121 are used instead of the normal file access functions. */
122 void (*gl_closedir
) (void *);
124 struct dirent64
*(*gl_readdir
) (void *);
126 void *(*gl_readdir
) (void *);
128 void *(*gl_opendir
) (const char *);
130 int (*gl_lstat
) (const char *__restrict
, struct stat64
*__restrict
);
131 int (*gl_stat
) (const char *__restrict
, struct stat64
*__restrict
);
133 int (*gl_lstat
) (const char *__restrict
, void *__restrict
);
134 int (*gl_stat
) (const char *__restrict
, void *__restrict
);
139 /* Do glob searching for PATTERN, placing results in PGLOB.
140 The bits defined above may be set in FLAGS.
141 If a directory cannot be opened or read and ERRFUNC is not nil,
142 it is called with the pathname that caused the error, and the
143 `errno' value from the failing call; if it returns non-zero
144 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
145 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
146 Otherwise, `glob' returns zero. */
147 #if !defined __USE_FILE_OFFSET64
148 extern int glob (const char *__restrict __pattern
, int __flags
,
149 int (*__errfunc
) (const char *, int),
150 glob_t
*__restrict __pglob
) __THROW
;
152 /* Free storage allocated in PGLOB by a previous `glob' call. */
153 extern void globfree (glob_t
*__pglob
) __THROW
;
155 extern int __REDIRECT_NTH (glob
, (const char *__restrict __pattern
,
157 int (*__errfunc
) (const char *, int),
158 glob_t
*__restrict __pglob
), glob64
);
160 extern void __REDIRECT_NTH (globfree
, (glob_t
*__pglob
), globfree64
);
163 #ifdef __USE_LARGEFILE64
164 extern int glob64 (const char *__restrict __pattern
, int __flags
,
165 int (*__errfunc
) (const char *, int),
166 glob64_t
*__restrict __pglob
) __THROW
;
168 extern void globfree64 (glob64_t
*__pglob
) __THROW
;
173 /* Return nonzero if PATTERN contains any metacharacters.
174 Metacharacters can be quoted with backslashes if QUOTE is nonzero.
176 This function is not part of the interface specified by POSIX.2
177 but several programs want to use it. */
178 extern int glob_pattern_p (const char *__pattern
, int __quote
) __THROW
;