www-cgi/: Move `xrealloc' to `ucgicommon'.

[userv-utils.git] / ipif / udptunnel-reconf.pl

diff --git a/ipif/udptunnel-reconf.pl b/ipif/udptunnel-reconf.pl
index d802e6fe870a8167ec1488ca85c7dc823ce74d1f..6b77f97b7369a327f935ed8fbf7746234eb154c4 100755 (executable)
--- a/ipif/udptunnel-reconf.pl
+++ b/ipif/udptunnel-reconf.pl
@@ -3,6 +3,9 @@
 # Set up the relevant stuff in /etc/userv/vpn, and then run
 # this.  It should tell you what to do to inittab and ipif-networks.
 
+# Copyright (C) 1999-2000,2003 Ian Jackson
+# This file is part of ipif, part of userv-utils
+#
 # This is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or
@@ -55,7 +58,7 @@ sub run_m4 ($$$) {
     undef $/;
     $m4out= <X>;
     $/= "\n";
-    close X; $? and exit -1;
+    $!=0; close X; $? and die "m4 failed with code $? $!";
     $m4out =~ s/^\s+//;
     $m4out =~ s/\n+/\n/g;
     $m4out =~ s/\s+$//;