X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=keywords.pl;h=7ce010e609e502279b29af8b36b1ee5c8ddb37f5;hb=8d1f803052eb91513053e3c5aa0d967e4948a64a;hp=8e7a67804ba415da129e27684dab75365f0fedfe;hpb=b6b9a09997c80269af874aff41936e014ed728f7;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/keywords.pl b/keywords.pl
index 8e7a678..7ce010e 100755
--- a/keywords.pl
+++ b/keywords.pl
@@ -1,11 +1,21 @@
 #!/usr/bin/perl -w
+# 
+# Regenerate (overwriting only if changed):
+#
+#    keywords.h
+#
+# from information stored in the DATA section of this file.
+#
+# Accepts the standard regen_lib -q and -v args.
+#
+# This script is normally invoked from regen.pl.
+
 use strict;
 
 require 'regen_lib.pl';
 
-open(KW, ">keywords.h-new") || die "Can't create keywords.h: $!\n";
-binmode KW;
-select KW;
+my $kw = safer_open("keywords.h-new");
+select $kw;
 
 print <<EOM;
 /* -*- buffer-read-only: t -*-
@@ -35,11 +45,11 @@ while (<DATA>) {
     print &tab(5, "#define KEY_$keyword"), $keynum++, "\n";
 }
 
-print KW "\n/* ex: set ro: */\n";
+print $kw "\n/* ex: set ro: */\n";
 
-close KW or die "Error closing keywords.h: $!";
+safer_close($kw);
 
-safer_rename("keywords.h-new", "keywords.h");
+rename_if_different("keywords.h-new", "keywords.h");
 
 ###########################################################################
 sub tab {