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4.1 kB · 181 lines
Ruby
at master
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182require 'rbconfig'require 'bundler/vendored_thor'require 'bundler'require 'rubygems/command'require 'fileutils'require 'pathname'require 'tmpdir'require 'shellwords'
if defined?(Encoding.default_internal) Encoding.default_internal = Encoding::UTF_8 Encoding.default_external = Encoding::UTF_8end
# Options:## type - installation type, either "git" or "path"# name - the gem name# version - gem version# build-flags - build arguments## Git-only options:## uri - git repo uri# repo - path to local checkout# ref - the commit hash
ruby = File.join(ENV["ruby"], "bin", RbConfig::CONFIG['ruby_install_name'])out = ENV["out"]bin_dir = File.join(ENV["out"], "bin")
type = ARGV[0]name = ARGV[1]version = ARGV[2]build_flags = Shellwords.split(ARGV[3])if type == "git" uri = ARGV[4] REPO = ARGV[5] ref = ARGV[6]end
# options to pass to bundleroptions = { "name" => name, "version" => version,}if type == "path" options.merge!({ "path" => Dir.pwd, })elsif type == "git" options.merge!({ "uri" => uri, "ref" => ref, })end
# Monkey-patch Bundler to use our local checkout.# I wish we didn't have to do this, but bundler does not expose an API to do# these kinds of things.Bundler.module_eval do def self.requires_sudo? false end
def self.root # we don't have a Gemfile, so it doesn't make sense to try to make paths # relative to the (non existent) parent directory thereof, so we give a # nonsense path here. Pathname.new("/no-root-path") end
def self.bundle_path Pathname.new(ENV["GEM_HOME"]) end
def self.locked_gems nil endend
if type == "git" Bundler::Source::Git.class_eval do def allow_git_ops? true end end
Bundler::Source::Git::GitProxy.class_eval do def checkout unless path.exist? FileUtils.mkdir_p(path.dirname) FileUtils.cp_r(File.join(REPO, ".git"), path) system("chmod -R +w #{path}") end end
def copy_to(destination, submodules=false) unless File.exist?(destination.join(".git")) FileUtils.mkdir_p(destination.dirname) FileUtils.cp_r(REPO, destination) system("chmod -R +w #{destination}") end end endend
# UIverbose = falseno_color = falseBundler.ui = Bundler::UI::Shell.new({"no-color" => no_color})Bundler.ui.level = "debug" if verbose
# Installif type == "git" source = Bundler::Source::Git.new(options)else source = Bundler::Source::Path.new(options)endspec = source.specs.search_all(name).firstsource.install(spec, :build_args => build_flags)
msg = spec.post_install_messageif msg Bundler.ui.confirm "Post-install message from #{name}:" Bundler.ui.info msgend
# Write out the binstubsif spec.executables.any? FileUtils.mkdir_p(bin_dir) spec.executables.each do |exe| wrapper = File.join(bin_dir, exe) File.open(wrapper, "w") do |f| f.write(<<-EOF)#!#{ruby}## This file was generated by Nix.## The application '#{exe}' is installed as part of a gem, and# this file is here to facilitate running it.#
require 'rubygems'require 'bundler/setup'
load Gem.bin_path(#{spec.name.inspect}, #{exe.inspect})EOF end
FileUtils.chmod("+x", wrapper) endend
# Write out metadatameta = "#{out}/nix-support/gem-meta"FileUtils.mkdir_p(meta)FileUtils.ln_s(spec.loaded_from.to_s, "#{meta}/spec")File.open("#{meta}/name", "w") do |f| f.write spec.nameendif type == "git" File.open("#{meta}/install-path", "w") do |f| f.write source.install_path.to_s endendFile.open("#{meta}/require-paths", "w") do |f| f.write spec.require_paths.join(" ")endFile.open("#{meta}/executables", "w") do |f| f.write spec.executables.join(" ")end
# make the lib available during bundler/git installsif type == "git" File.open("#{out}/nix-support/setup-hook", "a") do |f| spec.require_paths.each do |dir| f.puts("addToSearchPath RUBYLIB #{source.install_path}/#{dir}") end endend