pause.c

来自「ucLinux is a very good embeded sytem. Mo」· C语言 代码 · 共 29 行

/* vi: set sw=4 ts=4: */
/*
 * pause() for uClibc
 *
 * Copyright (C) 2000-2004 by Erik Andersen <[e-mail]>
 *
 * GNU Library General Public License (LGPL) version 2 or later.
 */

#include "syscalls.h"
#include <unistd.h>

#ifdef __NR_pause

#define __NR___libc_pause __NR_pause
_syscall0(int, __libc_pause);
weak_alias(__libc_pause, pause);

#else

#include <signal.h>
int __libc_pause(void)
{
	return (__sigpause(sigblock(0), 0));
}
weak_alias(__libc_pause, pause);

#endif