1 files changed, 128 insertions, 0 deletions
diff --git a/gnulib-tests/test-utimensat.c b/gnulib-tests/test-utimensat.c
new file mode 100644
index 0000000..267f1e5
--- /dev/null
+++ b/gnulib-tests/test-utimensat.c
@@ -0,0 +1,128 @@
+/* Tests of utimensat.
+   Copyright (C) 2009-2022 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Eric Blake <ebb9@byu.net>, 2009.  */
+
+#include <config.h>
+
+#include <sys/stat.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (utimensat, int, (int, char const *, struct timespec const[2],
+                                  int));
+
+#include <fcntl.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "stat-time.h"
+#include "timespec.h"
+#include "utimecmp.h"
+#include "ignore-value.h"
+#include "macros.h"
+
+#define BASE "test-utimensat.t"
+
+#include "test-lutimens.h"
+#include "test-utimens.h"
+
+static int dfd = AT_FDCWD;
+
+/* Wrap utimensat to behave like utimens.  */
+static int
+do_utimensat (char const *name, struct timespec const times[2])
+{
+  return utimensat (dfd, name, times, 0);
+}
+
+/* Wrap utimensat to behave like lutimens.  */
+static int
+do_lutimensat (char const *name, struct timespec const times[2])
+{
+  return utimensat (dfd, name, times, AT_SYMLINK_NOFOLLOW);
+}
+
+int
+main (void)
+{
+  int result1; /* Skip because of no symlink support.  */
+  int result2; /* Skip because of no lutimens support.  */
+  int fd;
+
+  /* Clean up any trash from prior testsuite runs.  */
+  ignore_value (system ("rm -rf " BASE "*"));
+
+  /* Test behaviour for invalid file descriptors.  */
+  {
+    errno = 0;
+    ASSERT (utimensat (-1, "foo", NULL, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  {
+    close (99);
+    errno = 0;
+    ASSERT (utimensat (99, "foo", NULL, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+
+  /* Basic tests.  */
+  result1 = test_utimens (do_utimensat, true);
+  result2 = test_lutimens (do_lutimensat, result1 == 0);
+  dfd = open (".", O_RDONLY);
+  ASSERT (0 <= dfd);
+  ASSERT (test_utimens (do_utimensat, false) == result1);
+  ASSERT (test_lutimens (do_lutimensat, false) == result2);
+  /* We expect 0/0, 0/77, or 77/77, but not 77/0.  */
+  ASSERT (result1 <= result2);
+
+  /* Directory-relative tests.  */
+  ASSERT (mkdir (BASE "dir", 0700) == 0);
+  ASSERT (chdir (BASE "dir") == 0);
+  fd = creat ("file", 0600);
+  ASSERT (0 <= fd);
+  errno = 0;
+  ASSERT (utimensat (fd, ".", NULL, 0) == -1);
+  ASSERT (errno == ENOTDIR);
+  {
+    struct timespec ts[2];
+    struct stat st;
+    ts[0].tv_sec = Y2K;
+    ts[0].tv_nsec = 0;
+    ts[1].tv_sec = Y2K;
+    ts[1].tv_nsec = 0;
+    ASSERT (utimensat (dfd, BASE "dir/file", ts, AT_SYMLINK_NOFOLLOW) == 0);
+    ASSERT (stat ("file", &st) == 0);
+    ASSERT (st.st_atime == Y2K);
+    ASSERT (get_stat_atime_ns (&st) == 0);
+    ASSERT (st.st_mtime == Y2K);
+    ASSERT (get_stat_mtime_ns (&st) == 0);
+  }
+  ASSERT (close (fd) == 0);
+  ASSERT (close (dfd) == 0);
+  errno = 0;
+  ASSERT (utimensat (dfd, ".", NULL, 0) == -1);
+  ASSERT (errno == EBADF);
+
+  /* Cleanup.  */
+  ASSERT (chdir ("..") == 0);
+  ASSERT (unlink (BASE "dir/file") == 0);
+  ASSERT (rmdir (BASE "dir") == 0);
+  return result1 | result2;
+}