From af424b17a07b3d78cd7ee8b01edcf1e7a6077d8e Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 16 Sep 2009 04:16:19 +0000
Subject: [PATCH] * template/Doxyfile.tmpl: RbConfig::CONFIG['DOT'] is
 sometimes nil.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24946 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog              | 4 ++++
 template/Doxyfile.tmpl | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index d772b35df7..dd13d84548 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Sep 16 13:15:17 2009  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* template/Doxyfile.tmpl: RbConfig::CONFIG['DOT'] is sometimes nil.
+
 Wed Sep 16 10:14:54 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* README.EXT, README.EXT.ja (rb_protect, rb_jump_tag): added.
diff --git a/template/Doxyfile.tmpl b/template/Doxyfile.tmpl
index 0fd9462c69..34a42983ce 100644
--- a/template/Doxyfile.tmpl
+++ b/template/Doxyfile.tmpl
@@ -12,7 +12,7 @@ unless miniruby
   miniruby = './miniruby$(EXEEXT) -I$(srcdir)/lib -I$(EXTOUT)/common -I./- -r$(srcdir)/ext/purelib.rb'
   RbConfig.expand(miniruby, RbConfig::CONFIG.merge("srcdir"=>srcdir))
 end
-dot = RbConfig::CONFIG['DOT']
+dot = RbConfig::CONFIG['DOT'] || ""
 have_dot = dot.empty? ? "NO" : "YES"
 %>
 #---------------------------------------------------------------------------