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-rw-r--r--io/tst-lchmod.c80
1 files changed, 21 insertions, 59 deletions
diff --git a/io/tst-lchmod.c b/io/tst-lchmod.c
index 73e45549af..33ca474b50 100644
--- a/io/tst-lchmod.c
+++ b/io/tst-lchmod.c
@@ -102,68 +102,39 @@ test_1 (bool do_relative_path, int (*chmod_func) (int fd, const char *, mode_t,
TEST_VERIFY ((st.st_mode & 0777) != 2);
mode_t original_symlink_mode = st.st_mode;
- /* Set to true if AT_SYMLINK_NOFOLLOW is supported. */
- bool nofollow;
-
/* We should be able to change the mode of a file, including through
the symbolic link to-file. */
const char *arg = select_path (do_relative_path, path_file, "file");
TEST_COMPARE (chmod_func (fd, arg, 1, 0), 0);
xstat (path_file, &st);
TEST_COMPARE (st.st_mode & 0777, 1);
- int ret = chmod_func (fd, path_file, 2, AT_SYMLINK_NOFOLLOW);
- if (ret == 0)
- {
- printf ("info: AT_SYMLINK_NOFOLLOW support in %s\n", tempdir);
- nofollow = true;
- }
- else
- {
- printf ("info: no AT_SYMLINK_NOFOLLOW support in %s\n", tempdir);
- nofollow = false;
-
- /* Set up things for the code below. */
- TEST_COMPARE (chmod_func (fd, path_file, 2, 0), 0);
- }
+ arg = select_path (do_relative_path, path_to_file, "to-file");
+ TEST_COMPARE (chmod_func (fd, arg, 2, 0), 0);
xstat (path_file, &st);
TEST_COMPARE (st.st_mode & 0777, 2);
- arg = select_path (do_relative_path, path_to_file, "to-file");
- TEST_COMPARE (chmod_func (fd, path_to_file, 1, 0), 0);
+ xlstat (path_to_file, &st);
+ TEST_COMPARE (original_symlink_mode, st.st_mode);
+ arg = select_path (do_relative_path, path_file, "file");
+ TEST_COMPARE (chmod_func (fd, arg, 1, 0), 0);
xstat (path_file, &st);
TEST_COMPARE (st.st_mode & 0777, 1);
xlstat (path_to_file, &st);
TEST_COMPARE (original_symlink_mode, st.st_mode);
- /* Changing the mode of a symbolic link may fail. */
+ /* Changing the mode of a symbolic link should fail. */
arg = select_path (do_relative_path, path_to_file, "to-file");
- ret = chmod_func (fd, arg, 2, AT_SYMLINK_NOFOLLOW);
- if (nofollow)
- {
- TEST_COMPARE (ret, 0);
-
- /* The mode of the link changed. */
- xlstat (path_to_file, &st);
- TEST_COMPARE (st.st_mode & 0777, 2);
-
- /* But the mode of the file is unchanged. */
- xstat (path_file, &st);
- TEST_COMPARE (st.st_mode & 0777, 1);
+ int ret = chmod_func (fd, arg, 2, AT_SYMLINK_NOFOLLOW);
+ TEST_COMPARE (ret, -1);
+ TEST_COMPARE (errno, EOPNOTSUPP);
- }
- else
- {
- TEST_COMPARE (ret, -1);
- TEST_COMPARE (errno, EOPNOTSUPP);
-
- /* The modes should remain unchanged. */
- xstat (path_file, &st);
- TEST_COMPARE (st.st_mode & 0777, 1);
- xlstat (path_to_file, &st);
- TEST_COMPARE (original_symlink_mode, st.st_mode);
- }
+ /* The modes should remain unchanged. */
+ xstat (path_file, &st);
+ TEST_COMPARE (st.st_mode & 0777, 1);
+ xlstat (path_to_file, &st);
+ TEST_COMPARE (original_symlink_mode, st.st_mode);
- /* If we have NOFOLLOW support, we should be able to change the mode
- of a dangling symbolic link or a symbolic link loop. */
+ /* Likewise, changing dangling and looping symbolic links must
+ fail. */
const char *paths[] = { path_dangling, path_loop };
for (size_t i = 0; i < array_length (paths); ++i)
{
@@ -178,19 +149,10 @@ test_1 (bool do_relative_path, int (*chmod_func) (int fd, const char *, mode_t,
original_symlink_mode = st.st_mode;
arg = select_path (do_relative_path, path, filename);
ret = chmod_func (fd, arg, new_mode, AT_SYMLINK_NOFOLLOW);
- if (nofollow)
- {
- TEST_COMPARE (ret, 0);
- xlstat (path, &st);
- TEST_COMPARE (st.st_mode & 0777, new_mode);
- }
- else /* !nofollow. */
- {
- TEST_COMPARE (ret, -1);
- TEST_COMPARE (errno, EOPNOTSUPP);
- xlstat (path, &st);
- TEST_COMPARE (st.st_mode, original_symlink_mode);
- }
+ TEST_COMPARE (ret, -1);
+ TEST_COMPARE (errno, EOPNOTSUPP);
+ xlstat (path, &st);
+ TEST_COMPARE (st.st_mode, original_symlink_mode);
}
/* A missing file should always result in ENOENT. The presence of