Don't write receipt for empty installs

Fixes Homebrew/homebrew#8616.
2011-11-16 10:42:02 -08:00 · 2011-11-16 10:42:02 -08:00 · eefbf00963
commit eefbf00963
parent ebfa4d5dc0
1 changed files with 1 additions and 1 deletions
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@ -131,7 +131,7 @@ class FormulaInstaller
      raise "Suspicious installation failure" unless $?.success?

      # Write an installation receipt (a Tab) to the prefix
-      Tab.for_install(f, args).write
+      Tab.for_install(f, args).write if f.prefix.exist?
    end
  end