Improve test-skeleton.c to clean up after dead parent.

ChangeLog

@@ -1,3 +1,10 @@
+2009-08-14  Ulrich Drepper  <drepper@redhat.com>
+
+	* test-skeleton.c (signal_handler): Renamed from timeout_handler.
+	Also handle SIGINT.  In that case only do the cleanup and then
+	re-raise the signal.
+	(main): Install handler for SIGINT.
+
 2009-08-10  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
 
 	* stdlib/longlong.h [__sh__] (udiv_qrnnd, sub_ddmmss): Add "t" to

test-skeleton.c

@@ -1,5 +1,5 @@
 /* Skeleton for test programs.
-   Copyright (C) 1998,2000-2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1998,2000-2004, 2005, 2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -132,7 +132,7 @@ create_temp_file (const char *base, char **filename)
 /* Timeout handler.  We kill the child and exit with an error.  */
 static void
 __attribute__ ((noreturn))
-timeout_handler (int sig __attribute__ ((unused)))
+signal_handler (int sig __attribute__ ((unused)))
 {
   int killed;
   int status;
@@ -167,6 +167,12 @@ timeout_handler (int sig __attribute__ ((unused)))
   CLEANUP_HANDLER;
 #endif
 
+  if (sig == SIGINT)
+    {
+      signal (sig, SIG_DFL);
+      raise (sig);
+    }
+
   /* If we expected this signal: good!  */
 #ifdef EXPECTED_SIGNAL
   if (EXPECTED_SIGNAL == SIGALRM)
@@ -325,9 +331,12 @@ main (int argc, char *argv[])
   /* Default timeout is two seconds.  */
 # define TIMEOUT 2
 #endif
-  signal (SIGALRM, timeout_handler);
+  signal (SIGALRM, signal_handler);
   alarm (TIMEOUT * timeoutfactor);
 
+  /* Make sure we clean up if the wrapper gets interrupted.  */
+  signal (SIGINT, signal_handler);
+
   /* Wait for the regular termination.  */
   termpid = TEMP_FAILURE_RETRY (waitpid (pid, &status, 0));
   if (termpid == -1)