* sample/coverage.rb: preserve exit status.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26382 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sat Jan 23 00:25:19 2010  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* sample/coverage.rb: preserve exit status.
+
 Sat Jan 23 00:21:18 2010  Yusuke Endoh  <mame@tsg.ne.jp>
 
 	* test/ruby/test_dir.rb: get rid of debug print.

sample/coverage.rb

@@ -8,6 +8,7 @@ accum = !accum || accum == "" || !(%w(f n 0).include?(accum[0]))
 pwd = Dir.pwd
 
 at_exit do
+  exit_exc = $!
   Dir.chdir(pwd) do
     Coverage.result.each do |sfile, covs|
       cfile = sfile + ext
@@ -57,4 +58,5 @@ at_exit do
       end
     end
   end
+  raise exit_exc if exit_exc
 end