FIX installed but not installed state.

Pressing CTRL-C during installs would remove the prefix but not the keg directory. brew list would then report this keg as installed, even though it was empty.

1 files changed, 4 insertions, 1 deletions

diff --git a/bin/brew b/bin/brew
index a0feec3f7..cc89e9263 100755
--- a/bin/brew
+++ b/bin/brew
@@ -135,7 +135,10 @@ begin
         clean f
         raise "Nothing was installed to #{f.prefix}" unless f.installed?
       rescue Exception
-        f.prefix.rmtree if f.prefix.directory?
+        if f.prefix.directory?
+          f.prefix.rmtree
+          f.prefix.parent.rmdir_if_possible
+        end
         raise
       end