* ext/extmk.rb (extmake): removes object files no longer used.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/ext/extmk.rb b/ext/extmk.rb
index 69002236c5..a315435a01 100644
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -138,6 +138,7 @@ def extmake(target)
       begin
 	$extconf_h = nil
 	ok &&= extract_makefile(makefile)
+        old_objs = $objs
 	conf = ["#{$srcdir}/makefile.rb", "#{$srcdir}/extconf.rb"].find {|f| File.exist?(f)}
 	if (($extconf_h && !File.exist?($extconf_h)) ||
 	    !(t = modified?(makefile, MTIMES)) ||
@@ -178,6 +179,7 @@ def extmake(target)
       args += ["static"] unless $clean
       $extlist.push [$static, $target, File.basename($target), $preload]
     end
+    FileUtils.rm_f($objs.split - old_objs)
     unless system($make, *args)
       $ignore or $continue or return false
     end