"exit $?" raises TypeError on Ruby 2.0

1 files changed, 6 insertions, 2 deletions

diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index bb8b6d281..24d028ea0 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -90,9 +90,13 @@ def interactive_shell f=nil
 
   Process.wait fork { exec ENV['SHELL'] }
 
-  unless $?.success?
+  if $?.success?
+    return
+  elsif $?.exited?
     puts "Aborting due to non-zero exit status"
-    exit $?
+    exit $?.exitstatus
+  else
+    raise $?.inspect
   end
 end