Merge branch 'stable'

[gnulib.git] / tests / test-linkat.c

diff --git a/tests/test-linkat.c b/tests/test-linkat.c
index 2bf1790..6da82b0 100644 (file)
--- a/tests/test-linkat.c
+++ b/tests/test-linkat.c
@@ -95,6 +95,30 @@ main (void)
   /* Clean up any trash from prior testsuite runs.  */
   ignore_value (system ("rm -rf " BASE "*"));
 
+  /* Test behaviour for invalid file descriptors.  */
+  {
+    errno = 0;
+    ASSERT (linkat (-1, "foo", AT_FDCWD, "bar", 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  {
+    errno = 0;
+    ASSERT (linkat (99, "foo", AT_FDCWD, "bar", 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  ASSERT (close (creat (BASE "oo", 0600)) == 0);
+  {
+    errno = 0;
+    ASSERT (linkat (AT_FDCWD, BASE "oo", -1, "bar", 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  {
+    errno = 0;
+    ASSERT (linkat (AT_FDCWD, BASE "oo", 99, "bar", 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  ASSERT (unlink (BASE "oo") == 0);
+
   /* Test basic link functionality, without mentioning symlinks.  */
   result = test_link (do_link, true);
   dfd1 = open (".", O_RDONLY);
@@ -201,11 +225,13 @@ main (void)
   errno = 0;
   ASSERT (linkat (dfd, BASE "link1/", dfd, BASE "sub1",
                   AT_SYMLINK_FOLLOW) == -1);
-  ASSERT (errno == EEXIST || errno == EPERM || errno == EACCES);
+  ASSERT (errno == EEXIST || errno == EPERM || errno == EACCES
+          || errno == EINVAL);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link1", dfd, BASE "sub1/",
                   AT_SYMLINK_FOLLOW) == -1);
-  ASSERT (errno == EEXIST || errno == EPERM || errno == EACCES);
+  ASSERT (errno == EEXIST || errno == EPERM || errno == EACCES
+          || errno == EINVAL);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link1", dfd, BASE "link2", 0) == -1);
   ASSERT (errno == EEXIST);
@@ -250,21 +276,21 @@ main (void)
   errno = 0;
   ASSERT (linkat (dfd, BASE "link2/", dfd, BASE "link5",
                   AT_SYMLINK_FOLLOW) == -1);
-  ASSERT (errno == ENOTDIR);
+  ASSERT (errno == ENOTDIR || errno == EINVAL);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link3/", dfd, BASE "link5", 0) == -1);
   ASSERT (errno == ELOOP);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link3/", dfd, BASE "link5",
                   AT_SYMLINK_FOLLOW) == -1);
-  ASSERT (errno == ELOOP);
+  ASSERT (errno == ELOOP || errno == EINVAL);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link4/", dfd, BASE "link5", 0) == -1);
   ASSERT (errno == ENOENT);
   errno = 0;
   ASSERT (linkat (dfd, BASE "link4/", dfd, BASE "link5",
                   AT_SYMLINK_FOLLOW) == -1);
-  ASSERT (errno == ENOENT);
+  ASSERT (errno == ENOENT || errno == EINVAL);
 
   /* Check for hard links to symlinks.  */
   ASSERT (linkat (dfd, BASE "link1", dfd, BASE "link5", 0) == 0);