merges r20801 from trunk into ruby_1_9_1.

	* bin/testrb: set $0.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@20833 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 0 deletions

diff --git a/bin/testrb b/bin/testrb
index 2e323f5cb0..e4eb9099b3 100755
--- a/bin/testrb
+++ b/bin/testrb
@@ -5,5 +5,10 @@ Test::Unit.setup_argv {|files|
     puts "Usage: testrb [options] tests..."
     exit 1
   end
+  if files.size == 1
+    $0 = File.basename(files[0])
+  else
+    $0 = files.to_s
+  end
   files
 }