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ff_network_wait_fd_timeout(): check for interrupt before operation 

Reviewed-by: Lukasz M <lukasz.m.luki@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Andrey Utkin 2013-07-12 10:35:51 +03:00 committed by Michael Niedermayer
parent 9219ec93b1
commit 1e85b5e077
2 changed files with 3 additions and 3 deletions
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4
libavformat/network.c
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@ -157,11 +157,11 @@ int ff_network_wait_fd_timeout(int fd, int write, int64_t timeout, AVIOInterrupt
int64_t wait_start = 0;
while (1) {
if (ff_check_interrupt(int_cb))
return AVERROR_EXIT;
ret = ff_network_wait_fd(fd, write);
if (ret != AVERROR(EAGAIN))
return ret;
if (ff_check_interrupt(int_cb))
return AVERROR_EXIT;
if (timeout > 0) {
if (!wait_start)
wait_start = av_gettime();

2
libavformat/network.h
View File

@ -90,7 +90,7 @@ int ff_network_wait_fd(int fd, int write);
* @fd Socket descriptor
* @write Set 1 to wait for socket able to be read, 0 to be written
* @timeout Timeout interval, in microseconds. Actual precision is 100000 mcs, due to ff_network_wait_fd usage
* @param int_cb Interrupt callback, is checked after each ff_network_wait_fd call
* @param int_cb Interrupt callback, is checked before each ff_network_wait_fd call
* @return 0 if data can be read/written, AVERROR(ETIMEDOUT) if timeout expired, or negative error code
*/
int ff_network_wait_fd_timeout(int fd, int write, int64_t timeout, AVIOInterruptCB *int_cb);