From c1e923fdaceffe3b3cbcc13001c7eb554c6f167c Mon Sep 17 00:00:00 2001
From: Bob Stayton <bobs@sagehill.net>
Date: Mon, 3 Jul 2006 17:18:19 +0000
Subject: [PATCH] fixed bug 1497436 confirm @cols is a number

---
 xsl/html/table.xsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xsl/html/table.xsl b/xsl/html/table.xsl
index 37d0d25b7..18c344fed 100644
--- a/xsl/html/table.xsl
+++ b/xsl/html/table.xsl
@@ -141,7 +141,7 @@
 <!-- ==================================================================== -->
 
 <xsl:template match="tgroup" name="tgroup">
-  <xsl:if test="not(@cols) or @cols = ''">
+  <xsl:if test="not(@cols) or @cols = '' or string(number(@cols)) = 'NaN'">
     <xsl:message terminate="yes">
       <xsl:text>Error: CALS tables must specify the number of columns.</xsl:text>
     </xsl:message>
-- 
2.50.0