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#!/usr/bin/ruby
require 'uri'
require 'digest/md5'
require 'digest/sha2'
require 'fileutils'
require 'tmpdir'
STDOUT.sync = true
ENV["LC_ALL"] = ENV["LANG"] = "C"
SVNURL = URI.parse("http://svn.ruby-lang.org/repos/ruby/")
RUBY_VERSION_PATTERN = /^\#define\s+RUBY_VERSION\s+"([\d.]+)"/
ENV["VPATH"] ||= "include/ruby"
YACC = ENV["YACC"] ||= "bison"
ENV["BASERUBY"] ||= "ruby"
ENV["RUBY"] ||= "ruby"
ENV["MV"] ||= "mv"
ENV["MINIRUBY"] ||= "ruby"
path = ENV["PATH"].split(File::PATH_SEPARATOR)
%w[YACC BASERUBY RUBY MV MINIRUBY].each do |var|
cmd = ENV[var]
unless path.any? {|dir|
file = File.join(dir, cmd)
File.file?(file) and File.executable?(file)
}
abort "#{File.basename $0}: #{var} command not found - #{cmd}"
end
end
unless destdir = ARGV.shift
abort "usage: #{File.basename $0} new-directory-to-save [version ...]"
end
FileUtils.mkpath(destdir)
destdir = File.expand_path(destdir)
revisions = ARGV.empty? ? ["trunk"] : ARGV
tmp = Dir.mktmpdir("ruby-snapshot")
FileUtils.mkpath(tmp)
at_exit {
Dir.chdir "/"
FileUtils.rm_rf(tmp)
}
Dir.chdir tmp
def package(rev, destdir)
patchlevel = false
case rev
when /\Atrunk\z/, /\Abranches\//, /\Atags\//
url = SVNURL + rev
when /\Astable\z/
url = SVNURL + "branches/"
url = url + `svn ls #{url}`[/.*^(ruby_\d+_\d+)\//m, 1]
when /\A\(.*\..*\..*\)-/
patchlevel = true
url = SVNURL + "tags/v#{rev.sub(/-p?/, '_').tr('.', '_')}"
when /\./
url = SVNURL + "branches/ruby_#{rev.tr('.', '_')}"
else
warn "#{$0}: unknown version - #{rev}"
return
end
revision = `svn info #{url} 2>&1`[/Last Changed Rev: (\d+)/, 1]
version = nil
unless revision
url = SVNURL + "trunk"
version = `svn cat #{url + "version.h"}`[RUBY_VERSION_PATTERN, 1]
unless rev == version
warn "#{$0}: #{rev} not found"
return
end
revision = `svn info #{url}`[/Last Changed Rev: (\d+)/, 1]
end
puts "Exporting #{rev}@#{revision}"
IO.popen("svn export #{url} ruby") do |pipe|
pipe.each {|line| /^A/ =~ line or print line}
end
unless $?.success?
warn("Export failed")
return
end
open("ruby/revision.h", "wb") {|f| f.puts "#define RUBY_REVISION #{revision}"}
version ||= (versionhdr = IO.read("ruby/version.h"))[RUBY_VERSION_PATTERN, 1]
version or return
if patchlevel
versionhdr ||= IO.read("ruby/version.h")
patchlevel = versionhdr[/^\#define\s+RUBY_PATCHLEVEL\s+(\d+)/, 1]
tag = (patchlevel ? "p#{patchlevel}" : "r#{revision}")
else
tag = "r#{revision}"
end
v = "ruby-#{version}-#{tag}"
File.rename "ruby", v
Dir.chdir(v) do
print "creating configure..."
unless system("autoconf")
puts " failed"
return
end
puts " done"
FileUtils.rm_rf("autom4te.cache")
print "creating prerequisites..."
if File.file?("common.mk") && /^prereq/ =~ commonmk = IO.read("common.mk")
IO.popen("make -f - prereq srcdir=. IFCHANGE=tool/ifchange", "w") do |f|
f.puts(IO.read("Makefile.in")[/^lex\.c.*?^$/m])
f.puts(commonmk.gsub(/\{[^{}]*\}/, ""))
end
else
system("#{YACC} -o parse.c parse.y")
end
unless $?.success?
puts " failed"
return
end
puts " done"
end
return [["bzip tarball", ".tar.bz2", %w"tar cjf"],
["gzip tarball", ".tar.gz", %w"tar czf"],
["zip archive", ".zip", %w"zip -qr"]
].collect do |mesg, ext, cmd|
file = "#{destdir}/#{v}#{ext}"
print "creating #{mesg}... #{file}"
if system(*(cmd + [file, v]))
puts " done"
file
else
puts " failed"
nil
end
end.compact
ensure
FileUtils.rm_rf(v) if v
end
revisions.collect {|rev| package(rev, destdir)}.flatten.each do |name|
str = open(name, "rb") {|f| f.read}
md5 = Digest::MD5.hexdigest str
sha = Digest::SHA256.hexdigest str
puts "MD5(#{name})= #{md5}"
puts "SHA256(#{name})= #{sha}"
puts "SIZE(name)= #{str.size}"
puts
end
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