From efd62655c11cc8773708df7a843613fa1e932bf8 Mon Sep 17 00:00:00 2001
From: Tom Schraitle <tom_schr@web.de>
Date: Fri, 21 Apr 2023 09:15:26 +0200
Subject: [PATCH] Fix #254: Pass structure/@xml:lang to result doc

Pass xml:lang attribute on <structure> (without @resourceref)
to the root element of the result document.

Without this fix, an author cannot set the language of
the result document.
---
 xsl/assembly/assemble.xsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xsl/assembly/assemble.xsl b/xsl/assembly/assemble.xsl
index 454e5fdfa..e3127fb0a 100644
--- a/xsl/assembly/assemble.xsl
+++ b/xsl/assembly/assemble.xsl
@@ -134,7 +134,7 @@
     <xsl:attribute name="version">
       <xsl:value-of select="$docbook.version"/>
     </xsl:attribute>
-    <xsl:copy-of select="@xml:id"/>
+    <xsl:copy-of select="@xml:id|@xml:lang"/>
 
     <!-- get any merge resource element before changing context -->
     <xsl:variable name="merge.resourceref" select="d:merge[1]/@resourceref"/>