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/* pipe system call for Linux/MIPS */
/*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
/*see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S */
#include <errno.h>
#include <unistd.h>
#include <syscall.h>
libc_hidden_proto(pipe)
int pipe(int *fd)
{
register long int res __asm__ ("$2"); // v0
register long int res2 __asm__ ("$3"); // v1
asm ("move\t$4,%2\n\t" // $4 = a0
"syscall" /* Perform the system call. */
: "=r" (res)
: "0" (__NR_pipe), "r" (fd)
: "$4", "$7");
fd[0] = res;
fd[1] = res2;
return(0);
}
libc_hidden_def(pipe)
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