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authorAndreas Schwab <schwab@suse.de>2014-08-11 11:18:26 +0200
committerAndreas Schwab <schwab@suse.de>2015-02-12 09:26:00 +0100
commit2868e0703d5b8c8e60c6f60de13e876c4d85daa0 (patch)
treec95b13872206f54b6b8b490619a57454eeeb0ed5 /nptl/tst-pthread-mutexattr.c
parentebf27d12e602b428a316c105ed10371ed84d2d3d (diff)
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Filter out PTHREAD_MUTEX_NO_ELISION_NP bit in pthread_mutexattr_gettype (BZ #15790)
pthread_mutexattr_settype adds PTHREAD_MUTEX_NO_ELISION_NP to kind,
which is an internal flag that pthread_mutexattr_gettype shouldn't
expose, since pthread_mutexattr_settype wouldn't accept it.
Diffstat (limited to 'nptl/tst-pthread-mutexattr.c')
-rw-r--r--nptl/tst-pthread-mutexattr.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/nptl/tst-pthread-mutexattr.c b/nptl/tst-pthread-mutexattr.c
new file mode 100644
index 0000000000..10ebe50031
--- /dev/null
+++ b/nptl/tst-pthread-mutexattr.c
@@ -0,0 +1,60 @@
+/* Make sure that pthread_mutexattr_gettype returns a valid kind.
+
+   Copyright (C) 2015 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
+   <http://www.gnu.org/licenses/>.  */
+
+#include <stdio.h>
+#include <string.h>
+#include <pthread.h>
+
+static int
+do_test (void)
+{
+  pthread_mutexattr_t attr;
+  int kind;
+  int error;
+
+  error = pthread_mutexattr_init (&attr);
+  if (error)
+    {
+      printf ("pthread_mutexattr_init: %s\n", strerror (error));
+      return 1;
+    }
+  error = pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_DEFAULT);
+  if (error)
+    {
+      printf ("pthread_mutexattr_settype (1): %s\n", strerror (error));
+      return 1;
+    }
+  error = pthread_mutexattr_gettype (&attr, &kind);
+  if (error)
+    {
+      printf ("pthread_mutexattr_gettype: %s\n", strerror (error));
+      return 1;
+    }
+  error = pthread_mutexattr_settype (&attr, kind);
+  if (error)
+    {
+      printf ("pthread_mutexattr_settype (2): %s\n", strerror (error));
+      return 1;
+    }
+  return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"