mirror of git://sourceware.org/git/glibc.git
182 lines
6.5 KiB
C
182 lines
6.5 KiB
C
/* Copyright (C) 1991-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _GLOB_H
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#define _GLOB_H 1
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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/* We need `size_t' for the following definitions. */
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#ifndef __size_t
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typedef __SIZE_TYPE__ __size_t;
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# if defined __USE_XOPEN || __USE_XOPEN2K8
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typedef __SIZE_TYPE__ size_t;
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# endif
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#else
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/* The GNU CC stddef.h version defines __size_t as empty. We need a real
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definition. */
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# undef __size_t
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# define __size_t size_t
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#endif
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/* Bits set in the FLAGS argument to `glob'. */
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#define GLOB_ERR (1 << 0)/* Return on read errors. */
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#define GLOB_MARK (1 << 1)/* Append a slash to each name. */
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#define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
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#define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
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#define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
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#define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
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#define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
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#define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
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#if !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU
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# define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
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# define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
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# define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
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# define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
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# define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
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# define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
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# define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
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if the user name is not available. */
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# define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
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GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
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GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
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GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
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#else
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# define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
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GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
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GLOB_PERIOD)
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#endif
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/* Error returns from `glob'. */
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#define GLOB_NOSPACE 1 /* Ran out of memory. */
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#define GLOB_ABORTED 2 /* Read error. */
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#define GLOB_NOMATCH 3 /* No matches found. */
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#define GLOB_NOSYS 4 /* Not implemented. */
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#ifdef __USE_GNU
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/* Previous versions of this file defined GLOB_ABEND instead of
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GLOB_ABORTED. Provide a compatibility definition here. */
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# define GLOB_ABEND GLOB_ABORTED
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#endif
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/* Structure describing a globbing run. */
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#ifdef __USE_GNU
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struct stat;
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#endif
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typedef struct
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{
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__size_t gl_pathc; /* Count of paths matched by the pattern. */
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char **gl_pathv; /* List of matched pathnames. */
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__size_t gl_offs; /* Slots to reserve in `gl_pathv'. */
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int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
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/* If the GLOB_ALTDIRFUNC flag is set, the following functions
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are used instead of the normal file access functions. */
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void (*gl_closedir) (void *);
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#ifdef __USE_GNU
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struct dirent *(*gl_readdir) (void *);
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#else
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void *(*gl_readdir) (void *);
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#endif
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void *(*gl_opendir) (const char *);
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#ifdef __USE_GNU
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int (*gl_lstat) (const char *__restrict, struct stat *__restrict);
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int (*gl_stat) (const char *__restrict, struct stat *__restrict);
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#else
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int (*gl_lstat) (const char *__restrict, void *__restrict);
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int (*gl_stat) (const char *__restrict, void *__restrict);
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#endif
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} glob_t;
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#ifdef __USE_LARGEFILE64
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# ifdef __USE_GNU
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struct stat64;
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# endif
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typedef struct
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{
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__size_t gl_pathc;
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char **gl_pathv;
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__size_t gl_offs;
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int gl_flags;
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/* If the GLOB_ALTDIRFUNC flag is set, the following functions
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are used instead of the normal file access functions. */
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void (*gl_closedir) (void *);
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# ifdef __USE_GNU
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struct dirent64 *(*gl_readdir) (void *);
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# else
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void *(*gl_readdir) (void *);
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# endif
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void *(*gl_opendir) (const char *);
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# ifdef __USE_GNU
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int (*gl_lstat) (const char *__restrict, struct stat64 *__restrict);
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int (*gl_stat) (const char *__restrict, struct stat64 *__restrict);
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# else
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int (*gl_lstat) (const char *__restrict, void *__restrict);
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int (*gl_stat) (const char *__restrict, void *__restrict);
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# endif
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} glob64_t;
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#endif
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/* Do glob searching for PATTERN, placing results in PGLOB.
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The bits defined above may be set in FLAGS.
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If a directory cannot be opened or read and ERRFUNC is not nil,
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it is called with the pathname that caused the error, and the
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`errno' value from the failing call; if it returns non-zero
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`glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
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If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
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Otherwise, `glob' returns zero. */
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#if !defined __USE_FILE_OFFSET64
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extern int glob (const char *__restrict __pattern, int __flags,
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int (*__errfunc) (const char *, int),
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glob_t *__restrict __pglob) __THROW;
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/* Free storage allocated in PGLOB by a previous `glob' call. */
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extern void globfree (glob_t *__pglob) __THROW;
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#else
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extern int __REDIRECT_NTH (glob, (const char *__restrict __pattern,
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int __flags,
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int (*__errfunc) (const char *, int),
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glob_t *__restrict __pglob), glob64);
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extern void __REDIRECT_NTH (globfree, (glob_t *__pglob), globfree64);
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#endif
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#ifdef __USE_LARGEFILE64
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extern int glob64 (const char *__restrict __pattern, int __flags,
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int (*__errfunc) (const char *, int),
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glob64_t *__restrict __pglob) __THROW;
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extern void globfree64 (glob64_t *__pglob) __THROW;
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#endif
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#ifdef __USE_GNU
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/* Return nonzero if PATTERN contains any metacharacters.
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Metacharacters can be quoted with backslashes if QUOTE is nonzero.
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This function is not part of the interface specified by POSIX.2
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but several programs want to use it. */
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extern int glob_pattern_p (const char *__pattern, int __quote) __THROW;
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#endif
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__END_DECLS
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#endif /* glob.h */
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