| Fei Jie | b824f98 | 2016-03-15 16:38:34 +0800 | [diff] [blame] | 1 | #include "tests.h" |
| 2 | #include <sys/syscall.h> |
| 3 | |
| 4 | #ifdef __NR_flock |
| 5 | |
| 6 | # include <errno.h> |
| Fei Jie | b824f98 | 2016-03-15 16:38:34 +0800 | [diff] [blame] | 7 | # include <stdio.h> |
| Dmitry V. Levin | ca24b94 | 2016-04-21 20:46:15 +0000 | [diff] [blame^] | 8 | # include <sys/file.h> |
| Fei Jie | b824f98 | 2016-03-15 16:38:34 +0800 | [diff] [blame] | 9 | # include <unistd.h> |
| 10 | |
| 11 | int |
| 12 | main(void) |
| 13 | { |
| 14 | const unsigned long fd = (long int) 0xdeadbeefffffffff; |
| Dmitry V. Levin | ca24b94 | 2016-04-21 20:46:15 +0000 | [diff] [blame^] | 15 | |
| 16 | long rc = syscall(__NR_flock, fd, LOCK_SH); |
| 17 | printf("flock(%d, LOCK_SH) = %ld %s (%m)\n", |
| 18 | (int) fd, rc, errno2name()); |
| Fei Jie | b824f98 | 2016-03-15 16:38:34 +0800 | [diff] [blame] | 19 | |
| 20 | puts("+++ exited with 0 +++"); |
| 21 | return 0; |
| 22 | } |
| 23 | |
| 24 | #else |
| 25 | |
| 26 | SKIP_MAIN_UNDEFINED("__NR_flock") |
| 27 | |
| 28 | #endif |