[gtk-doc] mkdb: add an idea for rewriting path of system entities in the doctype_header

[Stefan Kost <stefkost src gnome org>]

commit 3371616807bbaf35a8e1a81ac13d35f8a8fccc6d
Author: Stefan Kost <ensonic users sf net>
Date:   Fri Jun 25 22:49:24 2010 +0300

    mkdb: add an idea for rewriting path of system entities in the doctype_header
    
    Also do a small cleanup to only rewrite the doctype_heqader if we read it from the main file.

 gtkdoc-mkdb.in |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/gtkdoc-mkdb.in b/gtkdoc-mkdb.in
index c761c85..f822ad9 100755
--- a/gtkdoc-mkdb.in
+++ b/gtkdoc-mkdb.in
@@ -163,16 +163,19 @@ if ($OUTPUT_FORMAT eq "xml") {
 	    $doctype_header .= $_;
 	}
 	close(INPUT);
+	$doctype_header =~ s/<!DOCTYPE \w+/<!DOCTYPE refentry/;
+	# if there are SYSTEM ENTITIES here, we should prepend "../" to the path
+	# FIXME: not sure if we can do this now, as people already work-around the problem
+	# $doctype_header =~ s#<!ENTITY % ([a-zA-Z-]+) SYSTEM \"([^/][a-zA-Z./]+)\">#<!ENTITY % $1 SYSTEM \"../$2\">#g;
     } else {
         $doctype_header =
 "<?xml version=\"1.0\"?>\n" .
-"<!DOCTYPE book PUBLIC \"-//OASIS//DTD DocBook XML V4.3//EN\"\n" .
+"<!DOCTYPE refentry PUBLIC \"-//OASIS//DTD DocBook XML V4.3//EN\"\n" .
 "               \"http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd\"\n"; .
 "[\n" .
 "  <!ENTITY % local.common.attrib \"xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'\">\n" .
 "]>\n";
     }
-    $doctype_header =~ s/<!DOCTYPE \w+/<!DOCTYPE refentry/;
 } else {
     if (!$MAIN_SGML_FILE) {
         $MAIN_SGML_FILE = "${MODULE}-docs.sgml";