flock.c revision d35df493b4e7684c50d2d2fa032ee3a7ac228009
1d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include "tests.h" 2d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include <asm/unistd.h> 3d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 4d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#ifdef __NR_flock 5d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 6d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <stdio.h> 7d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <sys/file.h> 8d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <unistd.h> 9d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 10d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesint 11d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesmain(void) 12d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes{ 13d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes const unsigned long fd = (long int) 0xdeadbeefffffffffULL; 14d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 15d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes long rc = syscall(__NR_flock, fd, LOCK_SH); 16d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("flock(%d, LOCK_SH) = %ld %s (%m)\n", 17d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (int) fd, rc, errno2name()); 18d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 19d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes puts("+++ exited with 0 +++"); 20d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes return 0; 21d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} 22d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 23d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#else 24d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 25d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott HughesSKIP_MAIN_UNDEFINED("__NR_flock") 26d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 27d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#endif 28