1 /* Copyright (C) 1991,92,95-98,2000,2001,2004-2007 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
23 # include <sys/cdefs.h>
26 /* GCC 2.95 and later have "__restrict"; C99 compilers have
27 "restrict", and "configure" may have defined "restrict".
28 Other compilers use __restrict, __restrict__, and _Restrict, and
29 'configure' might #define 'restrict' to those words, so pick a
32 # if 199901L <= __STDC_VERSION__
33 # define _Restrict_ restrict
34 # elif 2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__)
35 # define _Restrict_ __restrict
43 /* We need `size_t' for the following definitions. */
45 # if defined __GNUC__ && __GNUC__ >= 2
46 typedef __SIZE_TYPE__ __size_t;
48 typedef __SIZE_TYPE__ size_t;
53 # define __size_t size_t
57 /* The GNU CC stddef.h version defines __size_t as empty. We need a real
60 # define __size_t size_t
63 /* Bits set in the FLAGS argument to `glob'. */
64 #define GLOB_ERR (1 << 0)/* Return on read errors. */
65 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */
66 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
67 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
68 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
69 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
70 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
71 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
73 #if !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU
74 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
75 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
76 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
77 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
78 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
79 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
80 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
81 if the user name is not available. */
82 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
83 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
84 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
85 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
87 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
88 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
92 /* Error returns from `glob'. */
93 #define GLOB_NOSPACE 1 /* Ran out of memory. */
94 #define GLOB_ABORTED 2 /* Read error. */
95 #define GLOB_NOMATCH 3 /* No matches found. */
96 #define GLOB_NOSYS 4 /* Not implemented. */
98 /* Previous versions of this file defined GLOB_ABEND instead of
99 GLOB_ABORTED. Provide a compatibility definition here. */
100 # define GLOB_ABEND GLOB_ABORTED
103 /* Structure describing a globbing run. */
109 __size_t gl_pathc; /* Count of paths matched by the pattern. */
110 char **gl_pathv; /* List of matched pathnames. */
111 __size_t gl_offs; /* Slots to reserve in `gl_pathv'. */
112 int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
114 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
115 are used instead of the normal file access functions. */
116 void (*gl_closedir) (void *);
118 struct dirent *(*gl_readdir) (void *);
120 void *(*gl_readdir) (void *);
122 void *(*gl_opendir) (const char *);
124 int (*gl_lstat) (const char *_Restrict_, struct stat *_Restrict_);
125 int (*gl_stat) (const char *_Restrict_, struct stat *_Restrict_);
127 int (*gl_lstat) (const char *_Restrict_, void *_Restrict_);
128 int (*gl_stat) (const char *_Restrict_, void *_Restrict_);
132 #if defined __USE_LARGEFILE64 && !defined __GLOB_GNULIB
143 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
144 are used instead of the normal file access functions. */
145 void (*gl_closedir) (void *);
147 struct dirent64 *(*gl_readdir) (void *);
149 void *(*gl_readdir) (void *);
151 void *(*gl_opendir) (const char *);
153 int (*gl_lstat) (const char *_Restrict_, struct stat64 *_Restrict_);
154 int (*gl_stat) (const char *_Restrict_, struct stat64 *_Restrict_);
156 int (*gl_lstat) (const char *_Restrict_, void *_Restrict_);
157 int (*gl_stat) (const char *_Restrict_, void *_Restrict_);
162 #if __USE_FILE_OFFSET64 && __GNUC__ < 2 && !defined __GLOB_GNULIB
164 # define globfree globfree64
167 /* Do glob searching for PATTERN, placing results in PGLOB.
168 The bits defined above may be set in FLAGS.
169 If a directory cannot be opened or read and ERRFUNC is not nil,
170 it is called with the pathname that caused the error, and the
171 `errno' value from the failing call; if it returns non-zero
172 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
173 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
174 Otherwise, `glob' returns zero. */
175 #if !defined __USE_FILE_OFFSET64 || __GNUC__ < 2 || defined __GLOB_GNULIB
176 extern int glob (const char *_Restrict_ __pattern, int __flags,
177 int (*__errfunc) (const char *, int),
178 glob_t *_Restrict_ __pglob) __THROW;
180 /* Free storage allocated in PGLOB by a previous `glob' call. */
181 extern void globfree (glob_t *__pglob) __THROW;
183 extern int __REDIRECT_NTH (glob, (const char *_Restrict_ __pattern,
185 int (*__errfunc) (const char *, int),
186 glob_t *_Restrict_ __pglob), glob64);
188 extern void __REDIRECT_NTH (globfree, (glob_t *__pglob), globfree64);
191 #if defined __USE_LARGEFILE64 && !defined __GLOB_GNULIB
192 extern int glob64 (const char *_Restrict_ __pattern, int __flags,
193 int (*__errfunc) (const char *, int),
194 glob64_t *_Restrict_ __pglob) __THROW;
196 extern void globfree64 (glob64_t *__pglob) __THROW;
201 /* Return nonzero if PATTERN contains any metacharacters.
202 Metacharacters can be quoted with backslashes if QUOTE is nonzero.
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;