init_libc.c

来自「基于组件方式开发操作系统的OSKIT源代码」· C语言 代码 · 共 41 行

/*
 * Copyright (c) 1997-1999 University of Utah and the Flux Group.
 * All rights reserved.
 * 
 * This file is part of the Flux OSKit.  The OSKit is free software, also known
 * as "open source;" you can redistribute it and/or modify it under the terms
 * of the GNU General Public License (GPL), version 2, as published by the Free
 * Software Foundation (FSF).  To explore alternate licensing terms, contact
 * the University of Utah at [e-mail] or [phone].
 * 
 * The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GPL for more details.  You should have
 * received a copy of the GPL along with the OSKit; see the file COPYING.  If
 * not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
 */

#include <oskit/c/malloc.h>
#include <posix/sys/posix.h>

/*
 * Initialize the C library. This call is required in multithreaded
 * kernels, but is actually called out of the threads library.
 *
 * In singlethreaded kernels, this stuff is done lazily, so no need to
 * call it. 
 */
void
oskit_init_libc(void)
{
	static int	didit = 0;

	if (didit)
		return;
	
	oskit_posixlib_init();
	mem_lock_init();

	didit = 1;
}