Add more tests of pthread_mutexattr_gettype and pthread_mutexattr_settype

Add basic tests of pthread_mutexattr_gettype and
pthread_mutexattr_settype with each valid mutex kind, plus test for
EINVAL with an invalid mutex kind.

Tested for x86_64.

2 files changed, 61 insertions, 0 deletions

diff --git a/sysdeps/pthread/Makefile b/sysdeps/pthread/Makefile
index 939438f..4c1dc04 100644
--- a/sysdeps/pthread/Makefile
+++ b/sysdeps/pthread/Makefile
@@ -216,6 +216,7 @@ tests += \
   tst-pt-vfork2 \
   tst-pthread-exit-signal \
   tst-pthread-mutexattr \
+  tst-pthread-mutexattr-2 \
   tst-pthread-raise-blocked-self \
   tst-pthread-setuid-loop \
   tst-pthread_cancel-exited \
diff --git a/sysdeps/pthread/tst-pthread-mutexattr-2.c b/sysdeps/pthread/tst-pthread-mutexattr-2.c
new file mode 100644
index 0000000..ec92e55
--- /dev/null
+++ b/sysdeps/pthread/tst-pthread-mutexattr-2.c
@@ -0,0 +1,60 @@
+/* Test pthread_mutexattr_gettype and pthread_mutexattr_settype with
+   valid and invalid kinds.
+
+   Copyright (C) 2024 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <stdio.h>
+#include <pthread.h>
+
+#include <support/check.h>
+#include <support/xthread.h>
+
+
+static void
+do_test_kind (int test_kind, const char *name)
+{
+  printf ("testing %s\n", name);
+  pthread_mutexattr_t attr;
+  xpthread_mutexattr_init (&attr);
+  int ret = pthread_mutexattr_settype (&attr, test_kind);
+  TEST_COMPARE (ret, 0);
+  int kind = 123456789;
+  ret = pthread_mutexattr_gettype (&attr, &kind);
+  TEST_COMPARE (ret, 0);
+  TEST_COMPARE (kind, test_kind);
+}
+
+int
+do_test (void)
+{
+  do_test_kind (PTHREAD_MUTEX_NORMAL, "PTHREAD_MUTEX_NORMAL");
+  do_test_kind (PTHREAD_MUTEX_ERRORCHECK, "PTHREAD_MUTEX_ERRORCHECK");
+  do_test_kind (PTHREAD_MUTEX_RECURSIVE, "PTHREAD_MUTEX_RECURSIVE");
+  do_test_kind (PTHREAD_MUTEX_DEFAULT, "PTHREAD_MUTEX_DEFAULT");
+
+  /* Also test an invalid kind.  */
+  pthread_mutexattr_t attr;
+  xpthread_mutexattr_init (&attr);
+  int ret = pthread_mutexattr_settype (&attr, 123456789);
+  TEST_COMPARE (ret, EINVAL);
+
+  return 0;
+}
+
+#include <support/test-driver.c>