Libc-186.tar.gz

[apple/libc.git] / threads.subproj / i386.subproj / thread.c

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/* 
 * Mach Operating System
 * Copyright (c) 1989 Carnegie-Mellon University
 * All rights reserved.  The CMU software License Agreement specifies
 * the terms and conditions for use and redistribution.
 */

/*
 * 386/thread.c
 *
 * Cproc startup for 386 MTHREAD implementation.
 */

#include <cthreads.h>
#include <mach/mach.h>
#include <mach/i386/thread_status.h>
#include "cthread_internals.h"

void
_pthread_set_self(p)
	cproc_t	p;
{
	asm("pushl	%0" : : "m" (p));
	asm("pushl	$0");			// fake the kernel out
	asm("movl	$1, %%eax" : : : "ax");
	asm("lcall	$0x3b, $0");
}

void *
pthread_self()
{
	asm("movl	$0, %eax");
	asm("lcall	$0x3b, $0");
}