Update.

2004-04-17  Jakub Jelinek  <jakub@redhat.com>

	* rt/Makefile (tests): Add tst-mqueue8.
	* rt/tst-mqueue8.c: New test.

	* sysdeps/unix/sysv/linux/s390/Makefile (librt-routines): Add
	rt-sysdep.
	* sysdeps/unix/sysv/linux/s390/rt-sysdep.S: New file.

1 files changed, 266 insertions, 0 deletions

diff --git a/rt/tst-mqueue8.c b/rt/tst-mqueue8.c
new file mode 100644
index 0000000..7e902aa
--- /dev/null
+++ b/rt/tst-mqueue8.c
@@ -0,0 +1,266 @@
+/* Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <mqueue.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#if _POSIX_THREADS
+# include <pthread.h>
+
+static pthread_barrier_t b;
+
+/* Cleanup handling test.  */
+static int cl_called;
+
+static void
+cl (void *arg)
+{
+  ++cl_called;
+}
+
+#define TF_MQ_RECEIVE		0L
+#define TF_MQ_TIMEDRECEIVE	1L
+#define TF_MQ_SEND		2L
+#define TF_MQ_TIMEDSEND		3L
+
+static const char *names[]
+  = { "mq_receive", "mq_timedreceive", "mq_send", "mq_timedsend" };
+
+static mqd_t q;
+static struct timespec never;
+
+static void *
+tf (void *arg)
+{
+  int r = pthread_barrier_wait (&b);
+  if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+    {
+      puts ("tf: barrier_wait failed");
+      exit (1);
+    }
+
+  pthread_cleanup_push (cl, NULL);
+
+  char c = ' ';
+
+  switch ((long) arg)
+    {
+    case TF_MQ_SEND:
+      TEMP_FAILURE_RETRY (mq_send (q, &c, 1, 1));
+      break;
+    case TF_MQ_TIMEDSEND:
+      TEMP_FAILURE_RETRY (mq_timedsend (q, &c, 1, 1, &never));
+      break;
+    case TF_MQ_RECEIVE:
+      TEMP_FAILURE_RETRY (mq_receive (q, &c, 1, NULL));
+      break;
+    case TF_MQ_TIMEDRECEIVE:
+      TEMP_FAILURE_RETRY (mq_timedreceive (q, &c, 1, NULL, &never));
+      break;
+    }
+
+  pthread_cleanup_pop (0);
+
+  printf ("tf: %s returned\n", names[(long) arg]);
+
+  exit (1);
+}
+
+#define TEST_FUNCTION do_test ()
+static int
+do_test (void)
+{
+  char name[sizeof "/tst-mqueue8-" + sizeof (pid_t) * 3];
+  snprintf (name, sizeof (name), "/tst-mqueue8-%u", getpid ());
+
+  struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 };
+  q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr);
+
+  if (q == (mqd_t) -1)
+    {
+      printf ("mq_open failed with: %m\n");
+      return 0;
+    }
+
+  if (mq_unlink (name) != 0)
+    {
+      printf ("mq_unlink failed with: %m\n");
+      return 1;
+    }
+
+  if (pthread_barrier_init (&b, NULL, 2) != 0)
+    {
+      puts ("barrier_init failed");
+      return 1;
+    }
+
+  if (clock_gettime (CLOCK_REALTIME, &never) == 0)
+    never.tv_sec += 100;
+  else
+    {
+      never.tv_sec = time (NULL) + 100;
+      never.tv_nsec = 0;
+    }
+
+  int result = 0;
+  for (long l = TF_MQ_RECEIVE; l <= TF_MQ_TIMEDSEND; ++l)
+    {
+      cl_called = 0;
+
+      pthread_t th;
+      if (pthread_create (&th, NULL, tf, (void *) l) != 0)
+	{
+	  printf ("1st %s create failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      int r = pthread_barrier_wait (&b);
+      if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+	{
+	  puts ("barrier_wait failed");
+	  result = 1;
+	  continue;
+	}
+
+      struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 };
+      while (nanosleep (&ts, &ts) != 0)
+	continue;
+
+      printf ("going to cancel %s in-time\n", names[l]);
+      if (pthread_cancel (th) != 0)
+	{
+	  printf ("1st cancel of %s failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      void *status;
+      if (pthread_join (th, &status) != 0)
+	{
+	  printf ("1st join of %s failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+      if (status != PTHREAD_CANCELED)
+	{
+	  printf ("1st %s thread not canceled\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      if (cl_called == 0)
+	{
+	  printf ("%s cleanup handler not called\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+      if (cl_called > 1)
+	{
+	  printf ("%s cleanup handler called more than once\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      printf ("in-time %s cancellation succeeded\n", names[l]);
+
+      cl_called = 0;
+
+      if (pthread_create (&th, NULL, tf, (void *) l) != 0)
+	{
+	  printf ("2nd %s create failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      printf ("going to cancel %s early\n", names[l]);
+      if (pthread_cancel (th) != 0)
+	{
+	  printf ("2nd cancel of %s failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      r = pthread_barrier_wait (&b);
+      if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+	{
+	  puts ("barrier_wait failed");
+	  result = 1;
+	  continue;
+	}
+
+      if (pthread_join (th, &status) != 0)
+	{
+	  printf ("2nd join of %s failed\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+      if (status != PTHREAD_CANCELED)
+	{
+	  printf ("2nd %s thread not canceled\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      if (cl_called == 0)
+	{
+	  printf ("%s cleanup handler not called\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+      if (cl_called > 1)
+	{
+	  printf ("%s cleanup handler called more than once\n", names[l]);
+	  result = 1;
+	  continue;
+	}
+
+      printf ("early %s cancellation succeeded\n", names[l]);
+
+      if (l == TF_MQ_TIMEDRECEIVE)
+	{
+	  /* mq_receive and mq_timedreceive are tested on empty mq.
+	     For mq_send and mq_timedsend we need to make it full.
+	     If this fails, there is no point in doing further testing.  */
+	  char c = ' ';
+	  if (mq_send (q, &c, 1, 1) != 0)
+	    {
+	      printf ("mq_send failed: %m\n");
+	      result = 1;
+	      break;
+	    }
+	}
+    }
+
+  if (mq_close (q) != 0)
+    {
+      printf ("mq_close failed: %m\n");
+      result = 1;
+    }
+
+  return result;
+}
+#else
+# define TEST_FUNCTION 0
+#endif
+
+#include "../test-skeleton.c"