jehanne/sys/src/lib/jehanne/9sys/pipe.c

32 lines
905 B
C

/*
* This file is part of Jehanne.
*
* Copyright (C) 2015-2017 Giacomo Tesio <giacomo@tesio.it>
*
* Jehanne is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2 of the License.
*
* Jehanne 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Jehanne. If not, see <http://www.gnu.org/licenses/>.
*/
#include <u.h>
#include <libc.h>
int
jehanne_pipe(int pipes[2])
{
FdPair pset;
pset.aslong = sys_remove("#0/pipes");
if(pset.aslong == -1)
return -1;
pipes[0] = pset.fd[0];
pipes[1] = pset.fd[1];
return 0;
}