From: Ulrich Drepper <drepper@redhat.com>
Date: Sat, 5 Apr 2003 05:08:05 +0000 (+0000)
Subject: Define THREAD_ATOMIC_CMPXCHG_VAL and THREAD_ATOMIC_BIT_SET if not already defined.
X-Git-Tag: cvs/glibc-2_3_3~954
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3242201746d74bfbccb8267f8b2e81a9478bf78b;p=thirdparty%2Fglibc.git

Define THREAD_ATOMIC_CMPXCHG_VAL and THREAD_ATOMIC_BIT_SET if not already defined.
---

diff --git a/nptl/pthreadP.h b/nptl/pthreadP.h
index 725c87d6bbd..db345d505f6 100644
--- a/nptl/pthreadP.h
+++ b/nptl/pthreadP.h
@@ -131,6 +131,18 @@ extern int __pthread_debug attribute_hidden;
 #define SIGTIMER	(__SIGRTMIN + 1)
 
 
+/* Atomic operations on TLS memory.  */
+#ifndef THREAD_ATOMIC_CMPXCHG_VAL
+# define THREAD_ATOMIC_CMPXCHG_VAL(descr, member, new, old) \
+  atomic_compare_and_exchange_val_acq (&(descr)->member, new, old)
+#endif
+
+#ifndef THREAD_ATOMIC_BIT_SET
+# define THREAD_ATOMIC_BIT_SET(descr, member, bit) \
+  atomic_bit_set (&(descr)->member, bit)
+#endif
+
+
 /* This function is responsible for calling all registered cleanup
    handlers and then terminate the thread.  This includes dellocating
    the thread-specific data.  The implementation is complicated by the
@@ -151,7 +163,7 @@ __do_cancel (void)
   struct pthread *self = THREAD_SELF;
 
   /* Make sure we get no more cancellations.  */
-  atomic_bit_set (&self->cancelhandling, EXITING_BIT);
+  THREAD_ATOMIC_BIT_SET (self, cancelhandling, EXITING_BIT);
 
   /* Throw an exception.  */
   // XXX TBI