| // Copyright 2012 The ChromiumOS Authors | |
| // 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 = syscall(__NR_openat, AT_FDCWD, "/dev/zero", O_RDONLY); | |
| syscall(__NR_read, fd, buf, SIZE); | |
| syscall(__NR_close, fd); | |
| syscall(__NR_exit, 0); | |
| } |