From: Reinhold Kainhofer <reinhold@kainhofer.com>
Date: Thu, 17 Jul 2008 13:28:59 +0000 (+0200)
Subject: texi2html: Use a function ref to allow for variable number of params
X-Git-Tag: release/2.11.58-1~32^2~124
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=50d8cc7a3f30ae44db35093750238f2d1579d243;p=lilypond.git

texi2html: Use a function ref to allow for variable number of params
---

diff --git a/lilypond-texi2html.init b/lilypond-texi2html.init
index 18d3af0308..ba6ea538d5 100644
--- a/lilypond-texi2html.init
+++ b/lilypond-texi2html.init
@@ -179,6 +179,7 @@ sub lilypond_external_href($$$)
     my $node_id = shift;
     my $node_xhtml_id = shift;
     my $file = shift;
+    my $original_func = \&t2h_default_external_href;
     
     # TODO: 
     # 1) Keep a hash of book->section_map
@@ -328,7 +329,11 @@ print STDERR "lilypond_external_href: texi_node='$node', node_file='$node_id', n
 #     {
 #         return $file . $file_basename . ".$NODE_FILE_EXTENSION";
 #     }
-  return t2h_default_external_href($node, $node_id, $node_hxmlt_id, $file);
+  if (defined $file) {
+    return &$original_func($node, $node_id, $node_hxmlt_id, $file);
+  } else {
+    return &$original_func($node, $node_id, $node_hxmlt_id);
+  }
 }