[FFmpeg-devel] [PATCH v2 4/9] avformat/libsrt: poll for error conditions as well
Marton Balint
cus at passwd.hu
Mon Feb 17 02:36:48 EET 2020
Signed-off-by: Marton Balint <cus at passwd.hu>
---
libavformat/libsrt.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/libavformat/libsrt.c b/libavformat/libsrt.c
index 1ab6c1ddb3..38d047ca88 100644
--- a/libavformat/libsrt.c
+++ b/libavformat/libsrt.c
@@ -164,16 +164,17 @@ static int libsrt_socket_nonblock(int socket, int enable)
static int libsrt_network_wait_fd(URLContext *h, int eid, int fd, int write)
{
- int ret, len = 1;
- int modes = write ? SRT_EPOLL_OUT : SRT_EPOLL_IN;
+ int ret, len = 1, errlen = 1;
+ int modes = SRT_EPOLL_ERR | (write ? SRT_EPOLL_OUT : SRT_EPOLL_IN);
SRTSOCKET ready[1];
+ SRTSOCKET error[1];
if (srt_epoll_add_usock(eid, fd, &modes) < 0)
return libsrt_neterrno(h);
if (write) {
- ret = srt_epoll_wait(eid, 0, 0, ready, &len, POLLING_TIME, 0, 0, 0, 0);
+ ret = srt_epoll_wait(eid, error, &errlen, ready, &len, POLLING_TIME, 0, 0, 0, 0);
} else {
- ret = srt_epoll_wait(eid, ready, &len, 0, 0, POLLING_TIME, 0, 0, 0, 0);
+ ret = srt_epoll_wait(eid, ready, &len, error, &errlen, POLLING_TIME, 0, 0, 0, 0);
}
if (ret < 0) {
if (srt_getlasterror(NULL) == SRT_ETIMEOUT)
@@ -181,7 +182,7 @@ static int libsrt_network_wait_fd(URLContext *h, int eid, int fd, int write)
else
ret = libsrt_neterrno(h);
} else {
- ret = 0;
+ ret = errlen ? AVERROR(EIO) : 0;
}
if (srt_epoll_remove_usock(eid, fd) < 0)
return libsrt_neterrno(h);
--
2.16.4
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