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/***
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 <fcntl.h>
#include <unistd.h>
#include "systemd-basic/alloc-util.h"
#include "systemd-basic/fd-util.h"
#include "systemd-basic/fileio.h"
#include "systemd-basic/macro.h"
#include "systemd-basic/stat-util.h"
static void test_files_same(void) {
_cleanup_close_ int fd = -1;
char name[] = "/tmp/test-files_same.XXXXXX";
char name_alias[] = "/tmp/test-files_same.alias";
fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
assert_se(fd >= 0);
assert_se(symlink(name, name_alias) >= 0);
assert_se(files_same(name, name));
assert_se(files_same(name, name_alias));
unlink(name);
unlink(name_alias);
}
static void test_is_symlink(void) {
char name[] = "/tmp/test-is_symlink.XXXXXX";
char name_link[] = "/tmp/test-is_symlink.link";
_cleanup_close_ int fd = -1;
fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
assert_se(fd >= 0);
assert_se(symlink(name, name_link) >= 0);
assert_se(is_symlink(name) == 0);
assert_se(is_symlink(name_link) == 1);
assert_se(is_symlink("/a/file/which/does/not/exist/i/guess") < 0);
unlink(name);
unlink(name_link);
}
int main(int argc, char *argv[]) {
test_files_same();
test_is_symlink();
return 0;
}
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