ruby/runruby.rb

51 строка
1.2 KiB
Ruby
Executable File

#!./miniruby
while arg = ARGV[0]
break ARGV.shift if arg == '--'
/\A--([-\w]+)(?:=(.*))?\z/ =~ arg or break
arg, value = $1, $2
re = Regexp.new('\A'+arg.gsub(/\w+\b/, '\&\\w*')+'\z', "i")
case
when re =~ "srcdir"
srcdir = value
when re =~ "archdir"
archdir = value
when re =~ "extout"
extout = value
else
break
end
ARGV.shift
end
require 'rbconfig'
config = Config::CONFIG
srcdir ||= File.dirname(__FILE__)
archdir ||= '.'
ruby = File.join(archdir, config["RUBY_INSTALL_NAME"]+config['EXEEXT'])
unless File.exist?(ruby)
abort "#{ruby} is not found.\nTry `make' first, then `make test', please.\n"
end
abs_archdir = File.expand_path(archdir)
libs = [abs_archdir, File.expand_path("lib", srcdir)]
if extout
abs_extout = File.expand_path(extout)
libs << abs_extout << File.expand_path(RUBY_PLATFORM, abs_extout)
end
config["bindir"] = abs_archdir
if e = ENV["RUBYLIB"]
libs |= e.split(File::PATH_SEPARATOR)
end
ENV["RUBYLIB"] = $:.replace(libs).join(File::PATH_SEPARATOR)
if File.file?(File.join(archdir, config['LIBRUBY_SO'])) and
e = config['LIBPATHENV'] and !e.empty?
ENV[e] = [abs_archdir, ENV[e]].compact.join(File::PATH_SEPARATOR)
end
exec ruby, *ARGV