ruby/mkconfig.rb

163 строки
4.5 KiB
Ruby

#!./miniruby -s
# avoid warnings with -d.
$install_name ||= nil
$so_name ||= nil
srcdir = File.dirname(__FILE__)
$:.replace [srcdir+"/lib", "."]
require "fileutils"
mkconfig = File.basename($0)
rbconfig_rb = ARGV[0] || 'rbconfig.rb'
unless File.directory?(dir = File.dirname(rbconfig_rb))
FileUtils.makedirs(dir, :verbose => true)
end
version = RUBY_VERSION
def (config = "").write(arg)
concat(arg.to_s)
end
$stdout = config
fast = {'prefix'=>TRUE, 'ruby_install_name'=>TRUE, 'INSTALL'=>TRUE, 'EXEEXT'=>TRUE}
print %[
# This file was created by #{mkconfig} when ruby was built. Any
# changes made to this file will be lost the next time ruby is built.
module RbConfig
RUBY_VERSION == "#{version}" or
raise "ruby lib version (#{version}) doesn't match executable version (\#{RUBY_VERSION})"
]
v_fast = []
v_others = []
vars = {}
has_version = false
File.foreach "config.status" do |line|
next if /^#/ =~ line
if /^s([%,])@(\w+)@\1(?:\|\#_!!_\#\|)?(.*)\1/ =~ line
name = $2
val = $3.gsub(/\\(?=,)/, '')
next if /^(?:ac_.*|DEFS|configure_input|(?:top_)?srcdir)$/ =~ name
next if /^\$\(ac_\w+\)$/ =~ val
next if /^\$\{ac_\w+\}$/ =~ val
next if /^\$ac_\w+$/ =~ val
next if $install_name and /^RUBY_INSTALL_NAME$/ =~ name
next if $so_name and /^RUBY_SO_NAME$/ =~ name
if /^program_transform_name$/ =~ name and /^s(\\?.)(.*)\1$/ =~ val
next if $install_name
sep = %r"#{Regexp.quote($1)}"
ptn = $2.sub(/\$\$/, '$').split(sep, 2)
name = "ruby_install_name"
val = "ruby".sub(/#{ptn[0]}/, ptn[1])
end
val.gsub!(/ +(?!-)/, "=") if name == "configure_args" && /mswin32/ =~ RUBY_PLATFORM
val = val.gsub(/\$(?:\$|\{?(\w+)\}?)/) {$1 ? "$(#{$1})" : $&}.dump
if /^prefix$/ =~ name
val = "(TOPDIR || DESTDIR + #{val})"
end
v = " CONFIG[\"#{name}\"] #{vars[name] ? '<< "\n"' : '='} #{val}\n"
vars[name] = true
if fast[name]
v_fast << v
else
v_others << v
end
has_version = true if name == "MAJOR"
elsif /^(?:ac_given_)?INSTALL=(.*)/ =~ line
v_fast << " CONFIG[\"INSTALL\"] = " + $1 + "\n"
end
# break if /^CEOF/
end
drive = File::PATH_SEPARATOR == ';'
prefix = '/lib/ruby/' + RUBY_VERSION.sub(/\.\d+$/, '') + '/' + RUBY_PLATFORM
print " TOPDIR = File.dirname(__FILE__).chomp!(#{prefix.dump})\n"
print " DESTDIR = ", (drive ? "TOPDIR && TOPDIR[/\\A[a-z]:/i] || " : ""), "'' unless defined? DESTDIR\n"
print " CONFIG = {}\n"
print " CONFIG[\"DESTDIR\"] = DESTDIR\n"
unless has_version
RUBY_VERSION.scan(/(\d+)\.(\d+)\.(\d+)/) {
print " CONFIG[\"MAJOR\"] = \"" + $1 + "\"\n"
print " CONFIG[\"MINOR\"] = \"" + $2 + "\"\n"
print " CONFIG[\"TEENY\"] = \"" + $3 + "\"\n"
}
end
dest = drive ? /= \"(?!\$[\(\{])(?:[a-z]:)?/i : /= \"(?!\$[\(\{])/
v_others.collect! do |x|
if /^\s*CONFIG\["(?!abs_|old)[a-z]+(?:_prefix|dir)"\]/ === x
x.sub(dest, '= "$(DESTDIR)')
else
x
end
end
if $install_name
v_fast << " CONFIG[\"ruby_install_name\"] = \"" + $install_name + "\"\n"
v_fast << " CONFIG[\"RUBY_INSTALL_NAME\"] = \"" + $install_name + "\"\n"
end
if $so_name
v_fast << " CONFIG[\"RUBY_SO_NAME\"] = \"" + $so_name + "\"\n"
end
print(*v_fast)
print(*v_others)
print <<EOS
CONFIG["ruby_version"] = "$(MAJOR).$(MINOR)"
CONFIG["rubylibdir"] = "$(libdir)/ruby/$(ruby_version)"
CONFIG["archdir"] = "$(rubylibdir)/$(arch)"
CONFIG["sitelibdir"] = "$(sitedir)/$(ruby_version)"
CONFIG["sitearchdir"] = "$(sitelibdir)/$(sitearch)"
CONFIG["topdir"] = File.dirname(__FILE__)
MAKEFILE_CONFIG = {}
CONFIG.each{|k,v| MAKEFILE_CONFIG[k] = v.dup}
def RbConfig::expand(val, config = CONFIG)
val.gsub!(/\\$\\$|\\$\\(([^()]+)\\)|\\$\\{([^{}]+)\\}/) do |var|
if !(v = $1 || $2)
'$'
elsif key = config[v = v[/\\A[^:]+(?=(?::(.*?)=(.*))?\\z)/]]
pat, sub = $1, $2
config[v] = false
RbConfig::expand(key, config)
config[v] = key
key = key.gsub(/\#{Regexp.quote(pat)}(?=\\s|\\z)/n) {sub} if pat
key
else
var
end
end
val
end
CONFIG.each_value do |val|
RbConfig::expand(val)
end
end
Config = RbConfig # compatibility for ruby-1.8.4 and older.
CROSS_COMPILING = nil unless defined? CROSS_COMPILING
EOS
$stdout = STDOUT
mode = IO::RDWR|IO::CREAT
mode |= IO::BINARY if defined?(IO::BINARY)
open(rbconfig_rb, mode) do |f|
if $timestamp and f.stat.size == config.size and f.read == config
puts "#{rbconfig_rb} unchanged"
else
puts "#{rbconfig_rb} updated"
f.rewind
f.truncate(0)
f.print(config)
end
end
if String === $timestamp
FileUtils.touch($timestamp)
end
# vi:set sw=2: