diff options
Diffstat (limited to 'tool/extlibs.rb')
-rwxr-xr-x | tool/extlibs.rb | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/tool/extlibs.rb b/tool/extlibs.rb new file mode 100755 index 0000000000..116964c2af --- /dev/null +++ b/tool/extlibs.rb @@ -0,0 +1,120 @@ +#!/usr/bin/ruby +require 'fileutils' +require 'digest' +require_relative 'downloader' + +cache_dir = ".downloaded-cache" +FileUtils.mkdir_p(cache_dir) + +def do_download(url, base, cache_dir) + Downloader.download(url, base, cache_dir, nil) +end + +def do_checksum(cache, chksums) + chksums.each do |sum| + name, sum = sum.split(/:/) + if $VERBOSE + $stdout.print "checking #{name} of #{cache} ..." + $stdout.flush + end + hd = Digest(name.upcase).file(cache).hexdigest + if hd == sum + if $VERBOSE + $stdout.puts " OK" + $stdout.flush + end + else + if $VERBOSE + $stdout.puts " NG" + $stdout.flush + end + raise "checksum mismatch: #{cache}, #{name}:#{hd}, expected #{sum}" + end + end +end + +def do_extract(cache, dir) + if $VERBOSE + $stdout.puts "extracting #{cache} into #{dir}" + $stdout.flush + end + Process.wait(Process.spawn("tar", "xpf", "-", in: cache, chdir: dir)) + $?.success? or raise "failed to extract #{cache}" +end + +def do_patch(dest, patch, args) + if $VERBOSE + $stdout.puts "applying #{patch} under #{dest}" + $stdout.flush + end + Process.wait(Process.spawn("patch", *args, in: File.join(dest, patch), chdir: dest)) + $?.success? or raise "failed to patch #{patch}" +end + +case ARGV[0] +when '--download' + mode = :download + ARGV.shift +when '--extract' + mode = :extract + ARGV.shift +when '--patch' + mode = :patch + ARGV.shift +when '--all' + mode = :all + ARGV.shift +else + mode = :all +end + +success = true +ARGV.each do |dir| + Dir.glob("#{dir}/**/extlibs") do |list| + if $VERBOSE + $stdout.puts "downloading for #{list}" + $stdout.flush + end + extracted = false + dest = File.dirname(list) + IO.foreach(list) do |line| + line.sub!(/\s*#.*/, '') + if /^\t/ =~ line + if extracted and (mode == :all or mode == :patch) + patch, *args = line.split + do_patch(dest, patch, args) + end + next + end + url, *chksums = line.split(' ') + next unless url + extracted = false + base = File.basename(url) + cache = File.join(cache_dir, base) + target = File.join(dest, base[/.*(?=\.tar(?:\.\w+)?\z)/]) + begin + case mode + when :download + do_download(url, base, cache_dir) + do_checksum(cache, chksums) + when :extract + unless File.directory?(target) + do_checksum(cache, chksums) + extracted = do_extract(cache, dest) + end + when :all + do_download(url, base, cache_dir) + unless File.directory?(target) + do_checksum(cache, chksums) + extracted = do_extract(cache, dest) + end + end + rescue => e + warn e.inspect + success = false + end + end + end +end + +exit(success) |