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author | Daan De Meyer <daan.j.demeyer@gmail.com> | 2023-02-01 13:14:29 +0100 |
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committer | Daan De Meyer <daan.j.demeyer@gmail.com> | 2023-03-15 11:51:08 +0100 |
commit | af423b4ba9c6074020a8ec1dbfe9de10020b1f19 (patch) | |
tree | 0e6ed1d4aa836c7f67e1ee673409baa890e8614e /src/test/test-fd-util.c | |
parent | mountpoint-util: Add path_get_mnt_id_at() (diff) | |
download | systemd-af423b4ba9c6074020a8ec1dbfe9de10020b1f19.tar.xz systemd-af423b4ba9c6074020a8ec1dbfe9de10020b1f19.zip |
fd-util: Add dir_fd_is_root()
Diffstat (limited to 'src/test/test-fd-util.c')
-rw-r--r-- | src/test/test-fd-util.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/test-fd-util.c b/src/test/test-fd-util.c index 1ca9ef8bbd..c5f32aa679 100644 --- a/src/test/test-fd-util.c +++ b/src/test/test-fd-util.c @@ -569,4 +569,16 @@ TEST(take_fd) { assert_se(array[1] == -EBADF); } +TEST(dir_fd_is_root) { + _cleanup_close_ int fd = -EBADF; + + assert_se((fd = open("/", O_CLOEXEC|O_PATH|O_DIRECTORY|O_NOFOLLOW)) >= 0); + assert_se(dir_fd_is_root(fd) > 0); + + fd = safe_close(fd); + + assert_se((fd = open("/usr", O_CLOEXEC|O_PATH|O_DIRECTORY|O_NOFOLLOW)) >= 0); + assert_se(dir_fd_is_root(fd) == 0); +} + DEFINE_TEST_MAIN(LOG_DEBUG); |