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100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/* Copyright (C) 1998-2017 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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/* This file contains only wrappers around the real glob functions. It
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became necessary since the glob_t structure changed. */
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#include <sys/types.h>
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#include <glob.h>
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#include <shlib-compat.h>
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#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
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/* This is the old structure. The difference is that the gl_pathc and
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gl_offs elements have type `int'. */
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typedef struct
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{
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int gl_pathc; /* Count of paths matched by the pattern. */
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char **gl_pathv; /* List of matched pathnames. */
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int 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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struct dirent *(*gl_readdir) (void *);
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__ptr_t (*gl_opendir) (const char *);
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int (*gl_lstat) (const char *, struct stat *);
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int (*gl_stat) (const char *, struct stat *);
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} old_glob_t;
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int
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attribute_compat_text_section
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__old_glob (const char *pattern, int flags,
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int (*errfunc) (const char *, int),
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old_glob_t *pglob)
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{
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glob_t correct;
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int result;
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/* Construct an object of correct type. */
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correct.gl_pathc = pglob->gl_pathc;
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correct.gl_pathv = pglob->gl_pathv;
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correct.gl_offs = pglob->gl_offs;
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correct.gl_flags = pglob->gl_flags;
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correct.gl_closedir = pglob->gl_closedir;
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correct.gl_readdir = pglob->gl_readdir;
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correct.gl_opendir = pglob->gl_opendir;
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correct.gl_lstat = pglob->gl_lstat;
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correct.gl_stat = pglob->gl_stat;
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result = glob (pattern, flags, errfunc, &correct);
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/* And convert it back. */
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pglob->gl_pathc = correct.gl_pathc;
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pglob->gl_pathv = correct.gl_pathv;
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pglob->gl_offs = correct.gl_offs;
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pglob->gl_flags = correct.gl_flags;
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pglob->gl_closedir = correct.gl_closedir;
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pglob->gl_readdir = correct.gl_readdir;
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pglob->gl_opendir = correct.gl_opendir;
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pglob->gl_lstat = correct.gl_lstat;
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pglob->gl_stat = correct.gl_stat;
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return result;
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}
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compat_symbol (libc, __old_glob, glob, GLIBC_2_0);
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/* Free storage allocated in PGLOB by a previous `glob' call. */
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void
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attribute_compat_text_section
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__old_globfree (old_glob_t *pglob)
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{
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glob_t correct;
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/* We only need these two symbols. */
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correct.gl_pathc = pglob->gl_pathc;
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correct.gl_pathv = pglob->gl_pathv;
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correct.gl_offs = pglob->gl_offs;
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globfree (&correct);
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}
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compat_symbol (libc, __old_globfree, globfree, GLIBC_2_0);
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#endif
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