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	/**********************************************************************

	main.c -

	$Author$
	created at: Fri Aug 19 13:19:58 JST 1994

	Copyright (C) 1993-2007 Yukihiro Matsumoto

	**********************************************************************/

	/*!
	* \mainpage Developers' documentation for Ruby
	*
	* This documentation is produced by applying Doxygen to
	* <a href="https://github.com/ruby/ruby">Ruby's source code</a>.
	* It is still under construction (and even not well-maintained).
	* If you are familiar with Ruby's source code, please improve the doc.
	*/
	#undef RUBY_EXPORT
	#include "ruby.h"
	#include "vm_debug.h"
	#ifdef HAVE_LOCALE_H
	#include <locale.h>
	#endif
	#if RUBY_DEVEL && !defined RUBY_DEBUG_ENV
	# define RUBY_DEBUG_ENV 1
	#endif
	#if defined RUBY_DEBUG_ENV && !RUBY_DEBUG_ENV
	# undef RUBY_DEBUG_ENV
	#endif
	#ifdef RUBY_DEBUG_ENV
	#include <stdlib.h>
	#endif

	int
	main(int argc, char **argv)
	{
	#ifdef RUBY_DEBUG_ENV
	ruby_set_debug_option(getenv("RUBY_DEBUG"));
	#endif
	#ifdef HAVE_LOCALE_H
	setlocale(LC_CTYPE, "");
	#endif

	ruby_sysinit(&argc, &argv);
	{
	RUBY_INIT_STACK;
	ruby_init();
	return ruby_run_node(ruby_options(argc, argv));
	}
	}

ruby/main.c