From 7988979a722b4cdf287b2093956a76a3f19b9897 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@uclibc-ng.org>
Date: Mon, 24 Oct 2016 20:22:12 +0200
Subject: add uClibc-ng test directory

---
 test/nptl/tst-sem11.c | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 test/nptl/tst-sem11.c

(limited to 'test/nptl/tst-sem11.c')

diff --git a/test/nptl/tst-sem11.c b/test/nptl/tst-sem11.c
new file mode 100644
index 0000000..6633ddd
--- /dev/null
+++ b/test/nptl/tst-sem11.c
@@ -0,0 +1,76 @@
+#include <semaphore.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <internaltypes.h>
+
+#ifndef SEM_WAIT
+# define SEM_WAIT(s) sem_wait (s)
+#endif
+
+static void *
+tf (void *arg)
+{
+#ifdef PREPARE
+  PREPARE
+#endif
+  SEM_WAIT (arg);
+  return NULL;
+}
+
+int
+main (void)
+{
+  int tries = 5;
+  pthread_t th;
+  sem_t s;
+ again:
+  if (sem_init (&s, 0, 0) != 0)
+    {
+      puts ("sem_init failed");
+      return 1;
+    }
+
+  struct new_sem *is = (struct new_sem *) &s;
+
+  if (is->nwaiters != 0)
+    {
+      puts ("nwaiters not initialized");
+      return 1;
+    }
+
+  if (pthread_create (&th, NULL, tf, &s) != 0)
+    {
+      puts ("pthread_create failed");
+      return 1;
+    }
+
+  sleep (1);
+
+  if (pthread_cancel (th) != 0)
+    {
+      puts ("pthread_cancel failed");
+      return 1;
+    }
+
+  void *r;
+  if (pthread_join (th, &r) != 0)
+    {
+      puts ("pthread_join failed");
+      return 1;
+    }
+  if (r != PTHREAD_CANCELED && --tries > 0)
+    {
+      /* Maybe we get the scheduling right the next time.  */
+      sem_destroy (&s);
+      goto again;
+    }
+
+  if (is->nwaiters != 0)
+    {
+      puts ("nwaiters not reset");
+      return 1;
+    }
+
+  return 0;
+}
-- 
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