suzanne.soy/racket
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

rktio: fix problem with lazy ltps

Browse Source 
Don't try to wait on a kqueue or epoll fd that is not yet initialized.
This commit is contained in:
Matthew Flatt 2019-07-23 11:00:05 -06:00
parent 491081eefd
commit 05c82d877c
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
racket/src/rktio/rktio_poll_set.c
View File

@ -1243,8 +1243,11 @@ void rktio_sleep(rktio_t *rktio, float nsecs, rktio_poll_set_t *fds, rktio_ltps_
if (fds && lt) {
#if defined(HAVE_KQUEUE_SYSCALL) || defined(HAVE_EPOLL_SYSCALL)
int fd = rktio_ltps_get_fd(lt);
RKTIO_FD_SET(fd, fds);
RKTIO_FD_SET(fd, RKTIO_GET_FDSET(fds, 2));
/* `fd` can be -1, because the file descriptor is created lazily */
if (fd != -1) {
RKTIO_FD_SET(fd, fds);
RKTIO_FD_SET(fd, RKTIO_GET_FDSET(fds, 2));
}
#else
rktio_merge_fd_sets(fds, rktio_ltps_get_fd_set(lt));
#endif