2006-07-28 Ulrich Drepper <drepper@redhat.com>

	    Jakub Jelinek  <jakub@redhat.com>

	* descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0
	notification of PI mutex.  Add ENQUEUE_MUTEX_PI.
	* pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types.
	* pthread_mutex_setprioceilining.c: Adjust for mutex type name change.
	* pthread_mutex_init.c: Add support for priority inheritance mutex.
	* pthread_mutex_lock.c: Likewise.
	* pthread_mutex_timedlock.c: Likewise.
	* pthread_mutex_trylock.c: Likewise.
	* pthread_mutex_unlock.c: Likewise.
	* sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake
	all mutexes.
	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise.
	* sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file.
	* sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add
	pthread-pi-defines.sym.
	* sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI,
	FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI.
	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define
	_POSIX_THREAD_PRIO_INHERIT to 200112L.
	* tst-mutex1.c: Adjust to allow use in PI mutex test.
	* tst-mutex2.c: Likewise.
	* tst-mutex3.c: Likewise.
	* tst-mutex4.c: Likewise.
	* tst-mutex5.c: Likewise.
	* tst-mutex6.c: Likewise.
	* tst-mutex7.c: Likewise.
	* tst-mutex7a.c: Likewise.
	* tst-mutex8.c: Likewise.
	* tst-mutex9.c: Likewise.
	* tst-robust1.c: Likewise.
	* tst-robust7.c: Likewise.
	* tst-robust8.c: Likewise.
	* tst-mutexpi1.c: New file.
	* tst-mutexpi2.c: New file.
	* tst-mutexpi3.c: New file.
	* tst-mutexpi4.c: New file.
	* tst-mutexpi5.c: New file.
	* tst-mutexpi6.c: New file.
	* tst-mutexpi7.c: New file.
	* tst-mutexpi7a.c: New file.
	* tst-mutexpi8.c: New file.
	* tst-mutexpi9.c: New file.
	* tst-robust1.c: New file.
	* tst-robust2.c: New file.
	* tst-robust3.c: New file.
	* tst-robust4.c: New file.
	* tst-robust5.c: New file.
	* tst-robust6.c: New file.
	* tst-robust7.c: New file.
	* tst-robust8.c: New file.
	* Makefile (tests): Add the new tests.

	* pthread_create.c (start_thread): Add some casts to avoid warnings.
	* pthread_mutex_destroy.c: Remove unneeded label.

1 files changed, 43 insertions, 24 deletions

diff --git a/nptl/tst-mutex2.c b/nptl/tst-mutex2.c
index f589a1ea17..b09f569a5a 100644
--- a/nptl/tst-mutex2.c
+++ b/nptl/tst-mutex2.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
 
@@ -105,115 +105,134 @@ do_test (void)
   if (pthread_mutexattr_init (&a) != 0)
     {
       puts ("mutexattr_init failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_mutexattr_settype (&a, PTHREAD_MUTEX_ERRORCHECK) != 0)
     {
       puts ("mutexattr_settype failed");
-      exit (1);
+      return 1;
     }
 
-  if (pthread_mutex_init (&m, &a) != 0)
+#ifdef ENABLE_PI
+  if (pthread_mutexattr_setprotocol (&a, PTHREAD_PRIO_INHERIT) != 0)
     {
+      puts ("pthread_mutexattr_setprotocol failed");
+      return 1;
+    }
+#endif
+
+  e = pthread_mutex_init (&m, &a);
+  if (e != 0)
+    {
+#ifdef ENABLE_PI
+      if (e == ENOTSUP)
+	{
+	  puts ("PI mutexes unsupported");
+	  return 0;
+	}
+#endif
       puts ("mutex_init failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_barrier_init (&b, NULL, 2) != 0)
     {
       puts ("barrier_init failed");
-      exit (1);
+      return 1;
     }
 
-  if ((e = pthread_mutex_unlock (&m)) == 0)
+  e = pthread_mutex_unlock (&m);
+  if (e == 0)
     {
       puts ("1st mutex_unlock succeeded");
-      exit (1);
+      return 1;
     }
   else if (e != EPERM)
     {
       puts ("1st mutex_unlock error != EPERM");
-      exit (1);
+      return 1;
     }
 
   if (pthread_mutex_lock (&m) != 0)
     {
       puts ("mutex_lock failed");
-      exit (1);
+      return 1;
     }
 
-  if ((e = pthread_mutex_lock (&m)) == 0)
+  e = pthread_mutex_lock (&m);
+  if (e == 0)
     {
       puts ("2nd mutex_lock succeeded");
-      exit (1);
+      return 1;
     }
   else if (e != EDEADLK)
     {
       puts ("2nd mutex_lock error != EDEADLK");
-      exit (1);
+      return 1;
     }
 
   pthread_t th;
   if (pthread_create (&th, NULL, tf, NULL) != 0)
     {
       puts ("create failed");
-      exit (1);
+      return 1;
     }
 
   e = pthread_barrier_wait (&b);
   if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
     {
       puts ("1st barrier_wait failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_mutex_unlock (&m) != 0)
     {
       puts ("2nd mutex_unlock failed");
-      exit (1);
+      return 1;
     }
 
-  if ((e = pthread_mutex_unlock (&m)) == 0)
+  e = pthread_mutex_unlock (&m);
+  if (e == 0)
     {
       puts ("3rd mutex_unlock succeeded");
-      exit (1);
+      return 1;
     }
   else if (e != EPERM)
     {
       puts ("3rd mutex_unlock error != EPERM");
-      exit (1);
+      return 1;
     }
 
   e = pthread_barrier_wait (&b);
   if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
     {
       puts ("2nd barrier_wait failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_join (th, NULL) != 0)
     {
       puts ("join failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_mutex_destroy (&m) != 0)
     {
       puts ("mutex_destroy failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_barrier_destroy (&b) != 0)
     {
       puts ("barrier_destroy failed");
-      exit (1);
+      return 1;
     }
 
   if (pthread_mutexattr_destroy (&a) != 0)
     {
       puts ("mutexattr_destroy failed");
-      exit (1);
+      return 1;
     }
 
   return 0;