[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/nptl/tst-join7mod.c b/ap/libc/glibc/glibc-2.23/nptl/tst-join7mod.c
new file mode 100644
index 0000000..0beab5b
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/nptl/tst-join7mod.c
@@ -0,0 +1,62 @@
+/* Verify that TLS access in separate thread in a dlopened library does not
+ deadlock - the module.
+ Copyright (C) 2015-2016 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>
+#include <atomic.h>
+
+static pthread_t th;
+static int running = 1;
+
+static void *
+test_run (void *p)
+{
+ while (atomic_load_relaxed (&running))
+ printf ("Test running\n");
+ printf ("Test finished\n");
+ return NULL;
+}
+
+static void __attribute__ ((constructor))
+do_init (void)
+{
+ int ret = pthread_create (&th, NULL, test_run, NULL);
+
+ if (ret != 0)
+ {
+ printf ("failed to create thread: %s (%d)\n", strerror (ret), ret);
+ exit (1);
+ }
+}
+
+static void __attribute__ ((destructor))
+do_end (void)
+{
+ atomic_store_relaxed (&running, 0);
+ int ret = pthread_join (th, NULL);
+
+ if (ret != 0)
+ {
+ printf ("pthread_join: %s(%d)\n", strerror (ret), ret);
+ exit (1);
+ }
+
+ printf ("Thread joined\n");
+}