From 2becf20eaa0440012213c2d424e245ade1866895 Mon Sep 17 00:00:00 2001
From: Fabian Keil <fk@fabiankeil.de>
Date: Sun, 11 May 2008 15:33:35 +0000
Subject: [PATCH] - Use descriptive variable names. - Use strict mode. - Add
 missing colon that got lost in the last commit. - Prepare to support other
 filter types.

---
 utils/filter2docs.pl | 28 +++++++++++++++++++---------
 1 file changed, 19 insertions(+), 9 deletions(-)

diff --git a/utils/filter2docs.pl b/utils/filter2docs.pl
index cd69d02e..6e519a9b 100755
--- a/utils/filter2docs.pl
+++ b/utils/filter2docs.pl
@@ -1,22 +1,32 @@
-#!/usr/bin/perl -w
+#!/usr/bin/perl
 
-# $Id: filter2docs.pl,v 1.2 2006/07/18 14:49:14 david__schmidt Exp $
+# $Id: filter2docs.pl,v 1.3 2008/05/11 12:31:29 fabiankeil Exp $
 # $Source: /cvsroot/ijbswa/current/utils/filter2docs.pl,v $
 
 # Parse the filter names and descriptions from a filter file and
 # spit out copy&paste-ready markup for the various places in
 # configuration and documentation where all filters are listed.
 
+use strict;
+use warnings;
+
 die "Usage: $0 filter-file\n" unless (@ARGV == 1) ;
 open(INPUT, "< $ARGV[0]") or die "Coudln't open input file $ARGV[0] because $!\n";
 
+my ($comment_lines, $action_lines, $sgml_source_1, $sgml_source_2);
+
 while (<INPUT>) {
-  if (/^FILTER: ([-\w]+) (.*)$/) {
-    $comment_lines .= "#     $1:" . (" " x (20-length($1))) . "$2\n";
-    $action_lines  .= "+filter{$1} \\\n";
-    $sgml_source_1 .= "   <para>\n    <anchor id=\"filter-$1\">\n    <screen>+filter{$1}" .
-                      (" " x (20-length($1))) . "# $2</screen>\n   </para>\n";
-    $sgml_source_2 .= " -<link linkend=\"FILTER-" . uc($1) . "\">filter{$1}</link> \\\n";
+  if (/^(FILTER): ([-\w]+) (.*)$/) {
+    my $type_uc = $1;
+    my $name = $2;
+    my $description = $3;
+    my $type = lc($type_uc);
+
+    $comment_lines .= "#     $name:" . (" " x (20-length($name))) . "$description\n";
+    $action_lines  .= "+$type" . "{$name} \\\n";
+    $sgml_source_1 .= "   <para>\n    <anchor id=\"$type-$name\">\n    <screen>+" . $type . "{$name}" .
+                      (" " x (20-length($name))) . "# $description</screen>\n   </para>\n";
+    $sgml_source_2 .= " -<link linkend=\"" . $type_uc . "-" . uc($name) . "\">$type" . "{$name}</link> \\\n";
   }
 }
 
@@ -34,7 +44,7 @@ SGML Source for AF chapter in U-M:
 
 $sgml_source_1
 
-SGML Source for AF Tutorial chapter in U-M
+SGML Source for AF Tutorial chapter in U-M:
 
 $sgml_source_2
 DOCMARKUP
-- 
2.39.2