about summary refs log tree commit diff
path: root/nptl
diff options
context:
space:
mode:
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog5
-rw-r--r--nptl/sysdeps/pthread/pthread.h37
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S3
-rw-r--r--nptl/tst-cond7.c14
4 files changed, 43 insertions, 16 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 1b56f1c025..0bcd27e189 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,10 @@
 2003-02-13  Ulrich Drepper  <drepper@redhat.com>
 
+	* tst-cond7.c (do_test): Unlock the mutex before canceling the thread.
+
+	* sysdeps/pthread/pthread.h: Add missing initializers.  Protect
+	non-standard initializers with __USE_GNU.
+
 	* Makefile (tests): Add tst-cleanup3.
 	* tst-cleanup3.c: New file.
 
diff --git a/nptl/sysdeps/pthread/pthread.h b/nptl/sysdeps/pthread/pthread.h
index aeb3ef520e..135b255a53 100644
--- a/nptl/sysdeps/pthread/pthread.h
+++ b/nptl/sysdeps/pthread/pthread.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003 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
@@ -38,20 +38,7 @@ enum
 };
 
 
-/* Mutex handling.  */
-
-#define PTHREAD_MUTEX_INITIALIZER \
-  { }
-
-#define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \
-  { .__data = { .__kind = PTHREAD_MUTEX_RECURSIVE_NP } }
-
-#define PTHREAD_RWLOCK_INITIALIZER \
-  { }
-
-#define PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP \
-  { .__data = { .__flags = PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP } }
-
+/* Mutex types.  */
 enum
 {
   PTHREAD_MUTEX_TIMED_NP,
@@ -71,6 +58,18 @@ enum
 #endif
 };
 
+/* Mutex initializers.  */
+#define PTHREAD_MUTEX_INITIALIZER \
+  { }
+#ifdef __USE_GNU
+# define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \
+  { .__data = { .__kind = PTHREAD_MUTEX_RECURSIVE_NP } }
+# define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP \
+  { .__data = { .__kind = PTHREAD_MUTEX_ERRORCHECK_NP } }
+# define PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP \
+  { .__data = { .__kind = PTHREAD_MUTEX_ADAPTIVE_NP } }
+#endif
+
 
 /* Read-write lock types.  */
 #ifdef __USE_UNIX98
@@ -83,6 +82,14 @@ enum
 };
 #endif  /* Unix98 */
 
+/* Read-write lock initializers.  */
+#define PTHREAD_RWLOCK_INITIALIZER \
+  { }
+#ifdef __USE_GNU
+# define PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP \
+  { .__data = { .__flags = PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP } }
+#endif
+
 
 /* Scheduler inheritance.  */
 enum
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
index b2a5d53e31..fffef03bd5 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
@@ -65,7 +65,8 @@ __pthread_cond_broadcast:
 	cmpl	(%ebx), %ecx
 	jna	4f
 
-	/* Case all currently waiting threads to wake up.  */
+	/* Cause all currently waiting threads to recognize they are
+	   woken up.  */
 3:	movl	%ecx, (%ebx)
 	movl	%eax, 4(%ebx)
 
diff --git a/nptl/tst-cond7.c b/nptl/tst-cond7.c
index 4cc7cfbecc..5ab7b8f8f9 100644
--- a/nptl/tst-cond7.c
+++ b/nptl/tst-cond7.c
@@ -43,6 +43,13 @@ tf (void *arg)
 {
   puts ("child created");
 
+  if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0
+      || pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, NULL) != 0)
+    {
+      puts ("cannot set cancellation options");
+      exit (1);
+    }
+
   T *t = (T *) arg;
 
   if (pthread_mutex_lock (&t->lock) != 0)
@@ -121,6 +128,13 @@ do_test (void)
 	  }
       while (! done);
 
+      /* Release the lock since the cancel handler will get it.  */
+      if (pthread_mutex_unlock (&t[i]->lock) != 0)
+	{
+	  puts ("mutex_unlock failed");
+	  exit (1);
+	}
+
       if (pthread_cancel (t[i]->h) != 0)
 	{
 	  puts ("cancel failed");