Lines Matching defs:dev_lock_fd
204 static int dev_lock_fd;
3923 dev_lock_fd = open(dev_lockfile, O_CREAT|O_RDWR, 0644);
3924 if (dev_lock_fd < 0) {
3936 if (fcntl(dev_lock_fd, F_SETLK, &lock) == -1) {
3939 n = read(dev_lock_fd, &pid, sizeof (pid_t));
3942 if (lseek(dev_lock_fd, 0, SEEK_SET) == (off_t)-1) {
3960 if (fcntl(dev_lock_fd, F_SETLKW, &lock) == -1) {
3971 n = read(dev_lock_fd, &pid, sizeof (pid_t));
3978 if (lseek(dev_lock_fd, 0, SEEK_SET) == (off_t)-1) {
3984 n = write(dev_lock_fd, &pid, sizeof (pid_t));
4016 if (fcntl(dev_lock_fd, F_SETLK, &unlock) == -1) {
4022 if (close(dev_lock_fd) == -1) {