From c2c6687ddb5b8531ac71f816c3b769ea68cb154a Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 20 Nov 2011 14:22:44 +0000
Subject: * ext/extmk.rb (extract_makefile, extmake): regenerate makefiels   if
 globbed source file list is changed. * lib/mkmf.rb (create_makefile): store
 ORIG_SRCS.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/extmk.rb | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'ext')

diff --git a/ext/extmk.rb b/ext/extmk.rb
index 5665a966a8..058c6db7de 100755
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -73,6 +73,11 @@ def extract_makefile(makefile, keep = true)
     end
     return false
   end
+  srcs = Dir[File.join($srcdir, "*.{#{SRC_EXT.join(%q{,})}}")].map {|fn| File.basename(fn)}
+  if !srcs.empty?
+    old_srcs = m[/^ORIG_SRCS[ \t]*=[ \t](.*)/, 1] or return false
+    old_srcs.split.sort == srcs or return false
+  end
   $target = target
   $extconf_h = m[/^RUBY_EXTCONF_H[ \t]*=[ \t]*(\S+)/, 1]
   if $static.nil?
@@ -152,7 +157,7 @@ def extmake(target)
 	old_objs = $objs
 	old_cleanfiles = $distcleanfiles
 	conf = ["#{$srcdir}/makefile.rb", "#{$srcdir}/extconf.rb"].find {|f| File.exist?(f)}
-	if (($extconf_h && !File.exist?($extconf_h)) ||
+	if (!ok || ($extconf_h && !File.exist?($extconf_h)) ||
 	    !(t = modified?(makefile, MTIMES)) ||
 	    [conf, "#{$srcdir}/depend"].any? {|f| modified?(f, [t])})
         then
-- 
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