/*
 * Copyright (c) 2011, 2012, 2014 Jonas 'Sortie' Termansen.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 * unistd/sfork.c
 * Create a new task inheriting some properties from the current task.
 */

#include <signal.h>
#include <string.h>
#include <unistd.h>

pid_t __sfork(int flags, struct tfork* regs);

pid_t sfork(int flags)
{
	struct tfork regs;
	memset(&regs, 0, sizeof(regs));
	regs.altstack.ss_flags = SS_DISABLE;
	sigprocmask(SIG_SETMASK, NULL, &regs.sigmask);
	regs.altstack.ss_flags = SS_DISABLE;
	return __sfork(flags, &regs);
}