glob-util.c revision b11d6a7bed4d867fb9f6ff4e7eb4ab20fcdc9301
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <glob.h>
#include "glob-util.h"
#include "string-util.h"
#include "strv.h"
#include "util.h"
int glob_exists(const char *path) {
_cleanup_globfree_ glob_t g = {};
int k;
assert(path);
errno = 0;
k = glob(path, GLOB_NOSORT|GLOB_BRACE, NULL, &g);
if (k == GLOB_NOMATCH)
return 0;
if (k == GLOB_NOSPACE)
return -ENOMEM;
if (k != 0)
return errno ? -errno : -EIO;
return !strv_isempty(g.gl_pathv);
}
int glob_extend(char ***strv, const char *path) {
_cleanup_globfree_ glob_t g = {};
int k;
char **p;
errno = 0;
k = glob(path, GLOB_NOSORT|GLOB_BRACE, NULL, &g);
if (k == GLOB_NOMATCH)
return -ENOENT;
if (k == GLOB_NOSPACE)
return -ENOMEM;
if (k != 0)
return errno ? -errno : -EIO;
if (strv_isempty(g.gl_pathv))
return -ENOENT;
STRV_FOREACH(p, g.gl_pathv) {
k = strv_extend(strv, *p);
if (k < 0)
return k;
}
return 0;
}