зеркало из https://github.com/github/ruby.git
61 строка
1.7 KiB
Ruby
61 строка
1.7 KiB
Ruby
# frozen_string_literal: false
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# :stopdoc:
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#--
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# This file contains all sorts of little compatibility hacks that we've
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# had to introduce over the years. Quarantining them into one file helps
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# us know when we can get rid of them.
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#
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# Ruby 1.9.x has introduced some things that are awkward, and we need to
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# support them, so we define some constants to use later.
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#++
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module Gem
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# Only MRI 1.9.2 has the custom prelude.
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GEM_PRELUDE_SUCKAGE = RUBY_VERSION =~ /^1\.9\.2/ and RUBY_ENGINE == "ruby"
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end
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# Gem::QuickLoader exists in the gem prelude code in ruby 1.9.2 itself.
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# We gotta get rid of it if it's there, before we do anything else.
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if Gem::GEM_PRELUDE_SUCKAGE and defined?(Gem::QuickLoader) then
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Gem::QuickLoader.remove
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$LOADED_FEATURES.delete Gem::QuickLoader.path_to_full_rubygems_library
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if path = $LOADED_FEATURES.find {|n| n.end_with? '/rubygems.rb'} then
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raise LoadError, "another rubygems is already loaded from #{path}"
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end
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class << Gem
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remove_method :try_activate if Gem.respond_to?(:try_activate, true)
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end
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end
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module Gem
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RubyGemsVersion = VERSION
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# TODO remove at RubyGems 3
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RbConfigPriorities = %w[
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MAJOR
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MINOR
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TEENY
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EXEEXT RUBY_SO_NAME arch bindir datadir libdir ruby_install_name
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ruby_version rubylibprefix sitedir sitelibdir vendordir vendorlibdir
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rubylibdir
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]
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unless defined?(ConfigMap)
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##
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# Configuration settings from ::RbConfig
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ConfigMap = Hash.new do |cm, key| # TODO remove at RubyGems 3
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cm[key] = RbConfig::CONFIG[key.to_s]
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end
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else
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RbConfigPriorities.each do |key|
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ConfigMap[key.to_sym] = RbConfig::CONFIG[key]
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end
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end
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RubyGemsPackageVersion = VERSION
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end
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