From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/tool/runruby.rb | 99 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100755 jni/ruby/tool/runruby.rb

(limited to 'jni/ruby/tool/runruby.rb')

diff --git a/jni/ruby/tool/runruby.rb b/jni/ruby/tool/runruby.rb
new file mode 100755
index 0000000..86b9327
--- /dev/null
+++ b/jni/ruby/tool/runruby.rb
@@ -0,0 +1,99 @@
+#!./miniruby
+
+show = false
+precommand = []
+while arg = ARGV[0]
+  break ARGV.shift if arg == '--'
+  /\A--([-\w]+)(?:=(.*))?\z/ =~ arg or break
+  arg, value = $1, $2
+  re = Regexp.new('\A'+arg.gsub(/\w+\b/, '\&\\w*')+'\z', "i")
+  case
+  when re =~ "srcdir"
+    srcdir = value
+  when re =~ "archdir"
+    archdir = value
+  when re =~ "cpu"
+    precommand << "arch" << "-arch" << value
+  when re =~ "extout"
+    extout = value
+  when re =~ "pure"
+    # obsolete switch do nothing
+  when re =~ "debugger"
+    require 'shellwords'
+    precommand.concat(value ? (Shellwords.shellwords(value) unless value == "no") : %w"gdb --args")
+  when re =~ "precommand"
+    require 'shellwords'
+    precommand.concat(Shellwords.shellwords(value))
+  when re =~ "show"
+    show = true
+  else
+    break
+  end
+  ARGV.shift
+end
+
+unless defined?(File.realpath)
+  def File.realpath(*args)
+    Dir.chdir(expand_path(*args)) do
+      Dir.pwd
+    end
+  end
+end
+
+srcdir ||= File.realpath('..', File.dirname(__FILE__))
+archdir ||= '.'
+
+abs_archdir = File.expand_path(archdir)
+$:.unshift(abs_archdir)
+
+config = File.read(conffile = File.join(abs_archdir, 'rbconfig.rb'))
+config.sub!(/^(\s*)RUBY_VERSION\s*==.*(\sor\s*)$/, '\1true\2')
+config = Module.new {module_eval(config, conffile)}::RbConfig::CONFIG
+
+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
+
+libs = [abs_archdir]
+extout ||= config["EXTOUT"]
+if extout
+  abs_extout = File.expand_path(extout, abs_archdir)
+  libs << File.expand_path("common", abs_extout) << File.expand_path(config['arch'], abs_extout)
+end
+libs << File.expand_path("lib", srcdir)
+config["bindir"] = abs_archdir
+
+env = {}
+
+env["RUBY"] = File.expand_path(ruby)
+env["PATH"] = [abs_archdir, ENV["PATH"]].compact.join(File::PATH_SEPARATOR)
+
+if e = ENV["RUBYLIB"]
+  libs |= e.split(File::PATH_SEPARATOR)
+end
+env["RUBYLIB"] = $:.replace(libs).join(File::PATH_SEPARATOR)
+
+libruby_so = File.join(abs_archdir, config['LIBRUBY_SO'])
+if File.file?(libruby_so)
+  if e = config['LIBPATHENV'] and !e.empty?
+    env[e] = [abs_archdir, ENV[e]].compact.join(File::PATH_SEPARATOR)
+  end
+  if /linux/ =~ RUBY_PLATFORM
+    env["LD_PRELOAD"] = [libruby_so, ENV["LD_PRELOAD"]].compact.join(' ')
+  end
+end
+
+ENV.update env
+
+cmd = [ruby]
+cmd.concat(ARGV)
+cmd.unshift(*precommand) unless precommand.empty?
+
+if show
+  require 'shellwords'
+  env.each {|k,v| puts "#{k}=#{v}"}
+  puts Shellwords.join(cmd)
+end
+
+exec(*cmd)
-- 
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