/* Copyright (C) 1991, 1995, 1996, 2002, 2008 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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 GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#include <errno.h>
#include <unistd.h>
#include <stddef.h>

/* Create a one-way communication channel (__pipe).  If successful,
   two file descriptors are stored in PIPEDES; bytes written on
   PIPEDES[1] can be read from PIPEDES[0]. */
int __pipe(int __pipedes[2])
{
	if (__pipedes == NULL) {
		__set_errno (EINVAL);
		return -1;
	}
	return __pipe2(__pipedes, 0);
}
libc_hidden_def (__pipe)
weak_alias (__pipe, pipe)