зеркало из https://github.com/github/ruby.git
284 строки
7.5 KiB
Ruby
Executable File
284 строки
7.5 KiB
Ruby
Executable File
#!./miniruby -s
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# avoid warnings with -d.
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$install_name ||= nil
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$so_name ||= nil
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srcdir = File.expand_path('../..', __FILE__)
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$:.replace [srcdir+"/lib"] unless defined?(CROSS_COMPILING)
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$:.unshift(".")
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require "fileutils"
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mkconfig = File.basename($0)
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rbconfig_rb = ARGV[0] || 'rbconfig.rb'
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unless File.directory?(dir = File.dirname(rbconfig_rb))
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FileUtils.makedirs(dir, :verbose => true)
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end
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version = RUBY_VERSION
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config = ""
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def config.write(arg)
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concat(arg.to_s)
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end
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$stdout = config
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fast = {'prefix'=>TRUE, 'ruby_install_name'=>TRUE, 'INSTALL'=>TRUE, 'EXEEXT'=>TRUE}
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print %[
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# This file was created by #{mkconfig} when ruby was built. Any
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# changes made to this file will be lost the next time ruby is built.
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module RbConfig
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RUBY_VERSION == "#{version}" or
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raise "ruby lib version (#{version}) doesn't match executable version (\#{RUBY_VERSION})"
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]
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arch = RUBY_PLATFORM
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win32 = /mswin/ =~ arch
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universal = /universal.*darwin/ =~ arch
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v_fast = []
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v_others = []
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vars = {}
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continued_name = nil
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continued_line = nil
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File.foreach "config.status" do |line|
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next if /^#/ =~ line
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name = nil
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case line
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when /^s([%,])@(\w+)@\1(?:\|\#_!!_\#\|)?(.*)\1/
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name = $2
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val = $3.gsub(/\\(?=,)/, '')
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when /^S\["(\w+)"\]\s*=\s*"(.*)"\s*(\\)?$/
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name = $1
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val = $2
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if $3
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continued_line = [val]
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continued_name = name
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next
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end
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when /^"(.*)"\s*(\\)?$/
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next if !continued_line
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continued_line << $1
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next if $2
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continued_line.each {|s| s.sub!(/\\n\z/, "\n")}
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val = continued_line.join
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name = continued_name
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continued_line = nil
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when /^(?:ac_given_)?INSTALL=(.*)/
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v_fast << " CONFIG[\"INSTALL\"] = " + $1 + "\n"
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end
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if name
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case name
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when /^(?:ac_.*|configure_input|(?:top_)?srcdir|\w+OBJS)$/; next
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when /^(?:X|(?:MINI|RUN|BASE)RUBY$)/; next
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when /^(?:MAJOR|MINOR|TEENY)$/; next
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when /^LIBRUBY_D?LD/; next
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when /^RUBY_INSTALL_NAME$/; next if $install_name
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when /^RUBY_SO_NAME$/; next if $so_name
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when /^arch$/; if val.empty? then val = arch else arch = val end
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when /^sitearch$/; val = '$(arch)' if val.empty?
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end
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case val
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when /^\$\(ac_\w+\)$/; next
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when /^\$\{ac_\w+\}$/; next
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when /^\$ac_\w+$/; next
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end
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if /^program_transform_name$/ =~ name
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val.sub!(/\As(\\?\W)(?:\^|\${1,2})\1\1(;|\z)/, '')
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if val.empty?
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$install_name ||= "ruby"
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next
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end
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unless $install_name
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$install_name = "ruby"
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val.gsub!(/\$\$/, '$')
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val.scan(%r[\G[\s;]*(/(?:\\.|[^/])*/)?([sy])(\\?\W)((?:(?!\3)(?:\\.|.))*)\3((?:(?!\3)(?:\\.|.))*)\3([gi]*)]) do
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|addr, cmd, sep, pat, rep, opt|
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if addr
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Regexp.new(addr[/\A\/(.*)\/\z/, 1]) =~ $install_name or next
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end
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case cmd
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when 's'
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pat = Regexp.new(pat, opt.include?('i'))
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if opt.include?('g')
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$install_name.gsub!(pat, rep)
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else
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$install_name.sub!(pat, rep)
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end
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when 'y'
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$install_name.tr!(Regexp.quote(pat), rep)
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end
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end
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end
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end
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eq = win32 && vars[name] ? '<< "\n"' : '='
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vars[name] = val
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if name == "configure_args"
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val.gsub!(/--with-out-ext/, "--without-ext")
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end
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val = val.gsub(/\$(?:\$|\{?(\w+)\}?)/) {$1 ? "$(#{$1})" : $&}.dump
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case name
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when /^prefix$/
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val = "(TOPDIR || DESTDIR + #{val})"
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when /^ARCH_FLAG$/
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val = "arch_flag || #{val}" if universal
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when /^UNIVERSAL_ARCHNAMES$/
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universal, val = val, 'universal' if universal
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when /^arch$/
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if universal
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val.sub!(/universal/, %q[#{arch && universal[/(?:\A|\s)#{Regexp.quote(arch)}=(\S+)/, 1] || '\&'}])
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end
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end
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v = " CONFIG[\"#{name}\"] #{eq} #{val}\n"
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if fast[name]
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v_fast << v
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else
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v_others << v
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end
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case name
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when "ruby_version"
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version = val[/\A"(.*)"\z/, 1]
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end
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end
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# break if /^CEOF/
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end
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drive = File::PATH_SEPARATOR == ';'
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def vars.expand(val, config = self)
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newval = val.gsub(/\$\$|\$\(([^()]+)\)|\$\{([^{}]+)\}/) {
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var = $&
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if !(v = $1 || $2)
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'$'
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elsif key = config[v = v[/\A[^:]+(?=(?::(.*?)=(.*))?\z)/]]
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pat, sub = $1, $2
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config[v] = false
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config[v] = expand(key, config)
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key = key.gsub(/#{Regexp.quote(pat)}(?=\s|\z)/n) {sub} if pat
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key
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else
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var
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end
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}
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val.replace(newval) unless newval == val
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val
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end
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vars["prefix"] = ""
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vars["exec_prefix"] = ""
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prefix = vars.expand(vars["rubyarchdir"])
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print " TOPDIR = File.dirname(__FILE__).chomp!(#{prefix.dump})\n"
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print " DESTDIR = ", (drive ? "TOPDIR && TOPDIR[/\\A[a-z]:/i] || " : ""), "'' unless defined? DESTDIR\n"
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print <<'ARCH' if universal
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arch_flag = ENV['ARCHFLAGS'] || ((e = ENV['RC_ARCHS']) && e.split.uniq.map {|a| "-arch #{a}"}.join(' '))
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arch = arch_flag && arch_flag[/\A\s*-arch\s+(\S+)\s*\z/, 1]
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ARCH
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print " universal = #{universal}\n" if universal
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print " CONFIG = {}\n"
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print " CONFIG[\"DESTDIR\"] = DESTDIR\n"
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versions = {}
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IO.foreach(File.join(srcdir, "version.h")) do |l|
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m = /^\s*#\s*define\s+RUBY_(PATCHLEVEL)\s+(-?\d+)/.match(l)
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if m
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versions[m[1]] = m[2]
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break
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end
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end
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IO.foreach(File.join(srcdir, "include/ruby/version.h")) do |l|
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m = /^\s*#\s*define\s+RUBY_API_VERSION_(MAJOR|MINOR|TEENY)\s+(-?\d+)/.match(l)
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if m
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versions[m[1]] = m[2]
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break if versions.size == 4
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end
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end
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%w[MAJOR MINOR TEENY PATCHLEVEL].each do |v|
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print " CONFIG[#{v.dump}] = #{versions[v].dump}\n"
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end
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dest = drive ? %r'= "(?!\$[\(\{])(?i:[a-z]:)' : %r'= "(?!\$[\(\{])'
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v_disabled = {}
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v_others.collect! do |x|
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if /^\s*CONFIG\["((?!abs_|old)[a-z]+(?:_prefix|dir))"\]/ === x
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name = $1
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if /= "no"$/ =~ x
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v_disabled[name] = true
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v_others.delete(name)
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next
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end
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x.sub(dest, '= "$(DESTDIR)')
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else
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x
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end
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end
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v_others.compact!
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if $install_name
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v_fast << " CONFIG[\"ruby_install_name\"] = \"" + $install_name + "\"\n"
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v_fast << " CONFIG[\"RUBY_INSTALL_NAME\"] = \"" + $install_name + "\"\n"
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end
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if $so_name
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v_fast << " CONFIG[\"RUBY_SO_NAME\"] = \"" + $so_name + "\"\n"
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end
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print(*v_fast)
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print(*v_others)
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print <<EOS
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CONFIG["archdir"] = "$(rubyarchdir)"
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CONFIG["topdir"] = File.dirname(__FILE__)
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MAKEFILE_CONFIG = {}
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CONFIG.each{|k,v| MAKEFILE_CONFIG[k] = v.dup}
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def RbConfig::expand(val, config = CONFIG)
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newval = val.gsub(/\\$\\$|\\$\\(([^()]+)\\)|\\$\\{([^{}]+)\\}/) {
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var = $&
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if !(v = $1 || $2)
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'$'
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elsif key = config[v = v[/\\A[^:]+(?=(?::(.*?)=(.*))?\\z)/]]
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pat, sub = $1, $2
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config[v] = false
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config[v] = RbConfig::expand(key, config)
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key = key.gsub(/\#{Regexp.quote(pat)}(?=\\s|\\z)/n) {sub} if pat
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key
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else
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var
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end
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}
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val.replace(newval) unless newval == val
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val
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end
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CONFIG.each_value do |val|
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RbConfig::expand(val)
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end
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# returns the absolute pathname of the ruby command.
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def RbConfig.ruby
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File.join(
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RbConfig::CONFIG["bindir"],
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RbConfig::CONFIG["ruby_install_name"] + RbConfig::CONFIG["EXEEXT"]
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)
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end
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end
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autoload :Config, "rbconfig/obsolete.rb" # compatibility for ruby-1.8.4 and older.
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CROSS_COMPILING = nil unless defined? CROSS_COMPILING
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EOS
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$stdout = STDOUT
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mode = IO::RDWR|IO::CREAT
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mode |= IO::BINARY if defined?(IO::BINARY)
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open(rbconfig_rb, mode) do |f|
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if $timestamp and f.stat.size == config.size and f.read == config
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puts "#{rbconfig_rb} unchanged"
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else
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puts "#{rbconfig_rb} updated"
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f.rewind
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f.truncate(0)
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f.print(config)
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end
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end
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if String === $timestamp
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FileUtils.touch($timestamp)
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end
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# vi:set sw=2:
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