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require 'rubygems/config_file'
require 'rbconfig'
module Gem
ConfigFile::PLATFORM_DEFAULTS['install'] = '--env-shebang'
ConfigFile::PLATFORM_DEFAULTS['update'] = '--env-shebang'
@jar_paths = []
class << self
alias_method :original_ensure_gem_subdirectories, :ensure_gem_subdirectories
def ensure_gem_subdirectories(gemdir)
original_ensure_gem_subdirectories(gemdir) unless jarred_path? gemdir.to_s
end
alias_method :original_set_paths, :set_paths
def set_paths(gpaths)
original_set_paths(gpaths)
@gem_path.reject! {|p| !readable_path? p }
@jar_paths.each {|p| @gem_path << p unless @gem_path.include?(p) } if @jar_paths
end
alias_method :original_default_path, :default_path
def default_path
paths = RbConfig::CONFIG["default_gem_path"]
paths = paths.split(':').reject {|p| p.empty? }.compact if paths
paths ||= original_default_path
@jar_paths = paths.select {|p| jarred_path? p }
paths.reject {|p| jarred_path? p }
end
alias_method :original_ruby, :ruby
def ruby
ruby_path = original_ruby
if jarred_path?(ruby_path)
ruby_path = "java -jar #{ruby_path.sub(/^file:/,"").sub(/!.*/,"")}"
end
ruby_path
end
def readable_path?(p)
p =~ /^file:/ || File.exists?(p)
end
def jarred_path?(p)
p =~ /^file:/
end
end
# Default home directory path to be used if an alternate value is not
# specified in the environment.
#
# JRuby: We don't want gems installed in lib/jruby/gems, but rather
# to preserve the old location: lib/ruby/gems.
def self.default_dir
dir = RbConfig::CONFIG["default_gem_home"]
dir ||= File.join(ConfigMap[:libdir], 'ruby', 'gems', '1.8')
dir
end
##
# Is this a windows platform?
#
# JRuby: Look in CONFIG['host_os'] as well.
def self.win_platform?
if @@win_platform.nil? then
@@win_platform = !!WIN_PATTERNS.find { |r| RUBY_PLATFORM =~ r || Config::CONFIG["host_os"] =~ r }
end
@@win_platform
end
end
## JAR FILES: Allow gem path entries to contain jar files
require 'rubygems/source_index'
class Gem::SourceIndex
class << self
def installed_spec_directories
# TODO: fix remaining glob tests
Gem.path.collect do |dir|
if File.file?(dir) && dir =~ /\.jar$/
"file:#{dir}!/specifications"
elsif File.directory?(dir) || dir =~ /^file:/
File.join(dir, "specifications")
end
end.compact + spec_directories_from_classpath
end
def spec_directories_from_classpath
require 'jruby/util'
stuff = JRuby::Util.classloader_resources("specifications")
end
end
end
## END JAR FILES
if (Gem::win_platform?)
module Process
def self.uid
0
end
end
end
# Check for jruby_native and load it if present. jruby_native
# indicates the native launcher is installed and will override
# env-shebang and possibly other options.
begin
require 'rubygems/defaults/jruby_native'
rescue LoadError
end
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