[LTP] [PATCH 4/5] Add chmod08 test

Andrea Cervesato
2024-07-02T14:14:43Z

From: Andrea Cervesato <andrea.cervesato@suse.com>

This test has been extracted from symlink01 and it verifies that
chmod() is working correctly on symlink() generated files.

Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
runtest/syscalls | 1 +
testcases/kernel/syscalls/chmod/.gitignore | 1 +
testcases/kernel/syscalls/chmod/chmod08.c | 45 ++++++++++++++++++++++++++++++
3 files changed, 47 insertions(+)

diff --git a/runtest/syscalls b/runtest/syscalls
index d78b6822b..928e75f9b 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -72,6 +72,7 @@ chmod03 chmod03
chmod05 chmod05
chmod06 chmod06
chmod07 chmod07
+chmod08 chmod08

chown01 chown01
chown01_16 chown01_16
diff --git a/testcases/kernel/syscalls/chmod/.gitignore b/testcases/kernel/syscalls/chmod/.gitignore
index 27ddfce16..f295f4dcb 100644
--- a/testcases/kernel/syscalls/chmod/.gitignore
+++ b/testcases/kernel/syscalls/chmod/.gitignore
@@ -3,3 +3,4 @@
/chmod05
/chmod06
/chmod07
+/chmod08
diff --git a/testcases/kernel/syscalls/chmod/chmod08.c b/testcases/kernel/syscalls/chmod/chmod08.c
new file mode 100644
index 000000000..7ef396348
--- /dev/null
+++ b/testcases/kernel/syscalls/chmod/chmod08.c
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
+ * Author: David Fenner
+ * Copilot: Jon Hendrickson
+ * Copyright (C) 2024 Andrea Cervesato andrea.cervesato@suse.com
+ */
+
+/*\
+ * [Description]
+ *
+ * This test verifies that chmod() is working correctly on symlink()
+ * generated files.
+ */
+
+#include "tst_test.h"
+
+#define PERMS 01777
+#define TESTFILE "myobject"
+
+static void run(void)
+{
+ char *symname = "my_symlink0";
+ struct stat oldsym_stat;
+ struct stat newsym_stat;
+
+ SAFE_TOUCH(TESTFILE, 0644, NULL);
+ SAFE_SYMLINK(TESTFILE, symname);
+ SAFE_STAT(symname, &oldsym_stat);
+
+ TST_EXP_PASS(chmod(symname, PERMS));
+ SAFE_STAT(symname, &newsym_stat);
+
+ TST_EXP_EQ_LI(newsym_stat.st_mode & PERMS, PERMS);
+ TST_EXP_EXPR(oldsym_stat.st_mode != newsym_stat.st_mode,
+ "file mode has changed");
+
+ SAFE_UNLINK(symname);
+ SAFE_UNLINK(TESTFILE);
+}
+
+static struct tst_test test = {
+ .test_all = run,
+ .needs_tmpdir = 1,
+};

--
2.43.0