Revision: 4521 http://trac.macosforge.org/projects/ruby/changeset/4521 Author: watson1978@gmail.com Date: 2010-09-17 01:31:11 -0700 (Fri, 17 Sep 2010) Log Message: ----------- Should install the rubygems if file does not exist in /usr/bin/. Fixed #905. Modified Paths: -------------- MacRuby/trunk/lib/rubygems/installer.rb Modified: MacRuby/trunk/lib/rubygems/installer.rb =================================================================== --- MacRuby/trunk/lib/rubygems/installer.rb 2010-09-16 21:39:50 UTC (rev 4520) +++ MacRuby/trunk/lib/rubygems/installer.rb 2010-09-17 08:31:11 UTC (rev 4521) @@ -325,13 +325,21 @@ # FileUtils.rm_f bin_script_path # prior install may have been --no-wrappers bin_script_exists = File.exists?(bin_script_path) + mode = 'w' unless(bin_script_exists) + mode ||= 'r+' new_shebang = shebang(filename) - File.open bin_script_path, 'r+', 0755 do |file| + File.open bin_script_path, mode, 0755 do |file| if bin_script_exists # If the first line is different than the shebang we want to insert # we are probably overwriting a script installed by another ruby # implementation / version - if file.readline.chomp != new_shebang + begin + old_shebang = file.readline.chomp + rescue + old_shebang = "" + end + + if old_shebang != new_shebang warn = <<-WARN_MESSAGE You are installing a new version of #{bin_script_path}. This file already exists with a different shebang, possibly from a different