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sndio
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handle the case nfds > 1

This commit is contained in:
Alexandre Ratchov 2011-05-06 20:04:34 +02:00
parent 306282cb7f
commit c7fa24cb75
1 changed files with 7 additions and 4 deletions
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11
libsndio/sio.c
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@ -33,6 +33,7 @@
#include "bsd-compat.h"
#define SIO_PAR_MAGIC 0x83b905a4
#define SIO_MAXNFDS 8
struct sio_backend {
char *prefix;
@ -222,19 +223,21 @@ sio_getcap(struct sio_hdl *hdl, struct sio_cap *cap)
static int
sio_psleep(struct sio_hdl *hdl, int event)
{
struct pollfd pfd;
struct pollfd pfd[SIO_MAXNFDS];
int revents;
nfds_t nfds;
nfds = sio_nfds(hdl);
for (;;) {
sio_pollfd(hdl, &pfd, event);
while (poll(&pfd, 1, -1) < 0) {
sio_pollfd(hdl, pfd, event);
while (poll(pfd, nfds, -1) < 0) {
if (errno == EINTR)
continue;
DPERROR("sio_psleep: poll");
hdl->eof = 1;
return 0;
}
revents = sio_revents(hdl, &pfd);
revents = sio_revents(hdl, pfd);
if (revents & POLLHUP) {
DPRINTF("sio_psleep: hang-up\n");
return 0;