Fix a bug regarding spaces in C function prototypes

Thanks to Richard O'Keefe for pointing the bug out.

1 files changed, 18 insertions, 2 deletions

diff --git a/lib/erl_docgen/priv/xsl/db_pdf.xsl b/lib/erl_docgen/priv/xsl/db_pdf.xsl
index bf17406d84..da96052462 100644
--- a/lib/erl_docgen/priv/xsl/db_pdf.xsl
+++ b/lib/erl_docgen/priv/xsl/db_pdf.xsl
@@ -3,7 +3,7 @@
      #
      # %CopyrightBegin%
      #
-     # Copyright Ericsson AB 2009-2011. All Rights Reserved.
+     # Copyright Ericsson AB 2009-2012. All Rights Reserved.
      #
      # The contents of this file are subject to the Erlang Public License,
      # Version 1.1, (the "License"); you may not use this file except in
@@ -1424,7 +1424,13 @@
     <xsl:param name="partnum"/>
     <xsl:choose>
       <xsl:when test="ancestor::cref">
-        <fo:block id="{generate-id(nametext)}"><xsl:value-of select="ret"/><xsl:text></xsl:text><xsl:value-of select="nametext"/></fo:block>
+        <fo:block id="{generate-id(nametext)}">
+          <xsl:value-of select="ret"/>
+          <xsl:call-template name="maybe-space-after-ret">
+            <xsl:with-param name="s" select="ret"/>
+          </xsl:call-template>
+          <xsl:value-of select="nametext"/>
+        </fo:block>
       </xsl:when>
       <xsl:otherwise>
         <fo:block id="{generate-id(.)}"><xsl:value-of select="."/></fo:block>
@@ -1432,6 +1438,16 @@
     </xsl:choose>
   </xsl:template>
 
+  <xsl:template name="maybe-space-after-ret">
+    <xsl:param name="s"/>
+    <xsl:variable name="last_char"
+	          select="substring($s, string-length($s), 1)"/>
+    <xsl:choose>
+      <xsl:when test="$last_char != '*'">
+        <xsl:text> </xsl:text>
+      </xsl:when>
+    </xsl:choose>
+  </xsl:template>
 
   <!-- Type -->
   <xsl:template match="type">