| /* Copyright (C) 1999 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Jakub Jelinek <jj@ultra.linux.cz>, 1999. |
| |
| 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. |
| |
| Ported to uClibc by: |
| Austin Foxley, Ceton Corporation <austinf@cetoncorp.com> |
| */ |
| |
| #include <features.h> |
| #include <sys/syscall.h> |
| #include <asm/errno.h> |
| |
| .text |
| .global pipe |
| .type pipe, @function |
| .align 4 |
| |
| pipe: |
| save %sp,-96,%sp |
| |
| /* sanity check arguments */ |
| tst %i0 |
| be .Lerror |
| orcc %i1,%g0,%o1 |
| be .Lerror |
| mov %i2,%o0 |
| |
| /* Do the system call */ |
| set __NR_pipe,%g1 |
| ta 0x10 |
| bcs .Lerror |
| nop |
| |
| st %o0,[%i0] |
| st %o1,[%i0+4] |
| ret |
| restore %g0,%g0,%o0 |
| |
| .Lerror: |
| call HIDDEN_JUMPTARGET(__errno_location) |
| or %g0,EINVAL,%i0 |
| st %i0,[%o0] |
| ret |
| restore %g0,-1,%o0 |
| |
| .size pipe,.-pipe |
| libc_hidden_def(pipe) |