From 2e4bc2de8889a321fbde9898bc9afc9daefd8f76 Mon Sep 17 00:00:00 2001
From: take_cheeze <takechi101010@gmail.com>
Date: Mon, 22 Jun 2015 00:05:07 +0900
Subject: Refactor `Build#compile_as_cxx`.

---
 tasks/mruby_build.rake | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tasks/mruby_build.rake b/tasks/mruby_build.rake
index 947b4ba77..9f8b4eda5 100644
--- a/tasks/mruby_build.rake
+++ b/tasks/mruby_build.rake
@@ -127,8 +127,8 @@ module MRuby
       obj = objfile(cxx_src) if obj.nil?
 
       file cxx_src => [src, __FILE__] do |t|
-        File.open(t.name, 'w') do |f|
-          f.write <<EOS
+        FileUtils.mkdir_p File.dirname t.name
+        IO.write t.name, <<EOS
 #define __STDC_CONSTANT_MACROS
 #define __STDC_LIMIT_MACROS
 
@@ -136,9 +136,8 @@ extern "C" {
 #include "#{src}"
 }
 
-#{File.basename(src) == 'error.c'? 'mrb_int mrb_jmpbuf::jmpbuf_id = 0;' : ''}
+#{src == "#{MRUBY_ROOT}/src/error.c"? 'mrb_int mrb_jmpbuf::jmpbuf_id = 0;' : ''}
 EOS
-        end
       end
 
       file obj => cxx_src do |t|
-- 
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