blob: 9e9bada31c3ccc38a3c6aa0876bc34793ecf464b [file] [log] [blame]
// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <asm/unistd.h>
#define SIZE 1024
int main(int argc, char **argv) {
char buf[SIZE];
int fd_z = syscall(__NR_openat, AT_FDCWD, "/dev/zero", O_RDONLY);
int fd_n = syscall(__NR_openat, AT_FDCWD, "/dev/null", O_RDONLY);
syscall(__NR_read, fd_z, buf, SIZE);
syscall(__NR_write, fd_n, buf, SIZE);
syscall(__NR_close, fd_z);
syscall(__NR_close, fd_n);
syscall(__NR_exit, 0);