diff options
Diffstat (limited to 'src/libbasic/glob-util.c')
-rw-r--r-- | src/libbasic/glob-util.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/libbasic/glob-util.c b/src/libbasic/glob-util.c new file mode 100644 index 0000000000..007198c269 --- /dev/null +++ b/src/libbasic/glob-util.c @@ -0,0 +1,70 @@ +/*** + 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 <errno.h> +#include <glob.h> + +#include "glob-util.h" +#include "macro.h" +#include "strv.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 > 0 ? -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 > 0 ? -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; +} |