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-rw-r--r--src/basic/glob-util.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/basic/glob-util.c b/src/basic/glob-util.c
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+++ b/src/basic/glob-util.c
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+/*-*- 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 "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;
+}