Don't let broken symlinks halt linking

1 files changed, 4 insertions, 1 deletions

diff --git a/Library/Homebrew/extend/pathname.rb b/Library/Homebrew/extend/pathname.rb
index 1ec35b9cd..dd95cc789 100644
--- a/Library/Homebrew/extend/pathname.rb
+++ b/Library/Homebrew/extend/pathname.rb
@@ -298,7 +298,7 @@ class Pathname
       # NOTE only system ln -s will create RELATIVE symlinks
       quiet_system 'ln', '-s', src.relative_path_from(self.dirname), self.basename
       if not $?.success?
-        if symlink? && exist? || symlink?
+        if symlink? && exist?
           raise <<-EOS.undent
             Could not symlink file: #{src.expand_path}
             Target #{self} already exists as a symlink to #{readlink}.
@@ -320,6 +320,9 @@ class Pathname
             To list all files that would be deleted:
               brew link --overwrite --dry-run formula_name
             EOS
+        elsif symlink?
+          unlink
+          make_relative_symlink(src)
         elsif !dirname.writable_real?
           raise <<-EOS.undent
             Could not symlink file: #{src.expand_path}