X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=boehm-gc%2Fpthread_stop_world.c;h=b5e7faed5abb761d7ef49f66116c5c81f2599f4c;hb=671ec72e2703ac9c72c204ba6c4939eeea83d370;hp=832c49ca81e53d6173deba6dd190fd0361f0d694;hpb=8f935875042f0745744dd4e91bbdedf032de96bb;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/boehm-gc/pthread_stop_world.c b/boehm-gc/pthread_stop_world.c
index 832c49ca81e..b5e7faed5ab 100644
--- a/boehm-gc/pthread_stop_world.c
+++ b/boehm-gc/pthread_stop_world.c
@@ -101,8 +101,28 @@ word GC_stop_count;	/* Incremented at the beginning of GC_stop_world. */
 
 sem_t GC_suspend_ack_sem;
 
+void GC_suspend_handler_inner(ptr_t sig_arg);
+
+#if defined(IA64) || defined(HP_PA)
+extern void GC_with_callee_saves_pushed();
+
 void GC_suspend_handler(int sig)
 {
+  GC_with_callee_saves_pushed(GC_suspend_handler_inner, (ptr_t)(word)sig);
+}
+
+#else
+/* We believe that in all other cases the full context is already	*/
+/* in the signal handler frame.						*/
+void GC_suspend_handler(int sig)
+{
+  GC_suspend_handler_inner((ptr_t)(word)sig);
+}
+#endif
+
+void GC_suspend_handler_inner(ptr_t sig_arg)
+{
+    int sig = (int)(word)sig_arg;
     int dummy;
     pthread_t my_thread = pthread_self();
     GC_thread me;
@@ -369,9 +389,11 @@ void GC_stop_world()
 	  }
       }
     for (i = 0; i < n_live_threads; i++) {
-	  if (0 != (code = sem_wait(&GC_suspend_ack_sem))) {
+	  while (0 != (code = sem_wait(&GC_suspend_ack_sem))) {
+	    if (errno != EINTR) {
 	      GC_err_printf1("Sem_wait returned %ld\n", (unsigned long)code);
 	      ABORT("sem_wait for handler failed");
+	    }
 	  }
     }
 #   ifdef PARALLEL_MARK