Index: Lib/test/test_signal.py
===================================================================
--- Lib/test/test_signal.py	(révision 79909)
+++ Lib/test/test_signal.py	(copie de travail)
@@ -255,29 +255,33 @@
         r, w = os.pipe()
         ppid = os.getpid()
         pid = os.fork()
+        interrupted = False
 
         oldhandler = signal.signal(self.signum, lambda x,y: None)
         cb()
         if pid==0:
-            # child code: sleep, kill, sleep. and then exit,
+            # child code: sleep, kill, sleep, kill, sleep. and then exit,
             # which closes the pipe from which the parent process reads
             try:
                 time.sleep(0.2)
                 os.kill(ppid, self.signum)
                 time.sleep(0.2)
+                os.kill(ppid, self.signum)
+                time.sleep(0.2)
             finally:
                 exit_subprocess()
 
         try:
             os.close(w)
 
-            try:
-                d=os.read(r, 1)
-                return False
-            except OSError, err:
-                if err.errno != errno.EINTR:
-                    raise
-                return True
+            for i in range(2):
+                try:
+                    d=os.read(r, 1)
+                except OSError, err:
+                    if err.errno != errno.EINTR:
+                        raise
+                    interrupted = True
+            return interrupted
         finally:
             signal.signal(self.signum, oldhandler)
             os.waitpid(pid, 0)