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Add support for lwevent_wait() returning number of events

This commit is contained in:
Laurence Withers 2007-10-26 12:50:26 +00:00
parent 3e33062dc4
commit a34063b32f
2 changed files with 10 additions and 7 deletions
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14
src/liblwevent/200_eventloop.c
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@ -72,7 +72,7 @@ int lwevent_init(void)
int lwevent_loop(void)
{
while(!lwevent_loop_exit) {
if(lwevent_wait(-1)) {
if(lwevent_wait(-1) == -1) {
if(errno == EINTR) continue;
return -1;
}
@ -109,7 +109,7 @@ static void _lwevent_invalid(struct lwevent* ev)
*/
int lwevent_wait(int timeout_ms)
{
int ret, i;
int ret, i, revents;
struct lwevent* ev;
_lwevent_invalid_head = 0;
@ -123,13 +123,13 @@ int lwevent_wait(int timeout_ms)
ev = (struct lwevent*)(_lw_revents[i].data.ptr);
if(ev->fd == -1) continue; /* skip invalid events */
ret = _lw_revents[i].events;
if(ret & ev->autodestroy) {
revents = _lw_revents[i].events;
if(revents & ev->autodestroy) {
lwevent_free(ev);
continue;
}
ev->callback(ev, ret);
ev->callback(ev, revents);
}
/* free any invalid struct lwevent objects */
@ -138,7 +138,9 @@ int lwevent_wait(int timeout_ms)
free(ev);
}
return 0;
/* TODO: possibly resize returned events array */
return ret;
}

3
src/liblwevent/200_eventloop.h
View File

@ -72,7 +72,8 @@ int lwevent_loop(void);
\param timeout_ms A timeout, in milliseconds. This function will return as soon as any events occur,
but will return after \a timeout_ms milliseconds have elapsed.
\retval 0 on success (events occurred, timeout occurred).
\returns Number of events processed.
\retval 0 on timeout.
\retval -1 on error (system call failed; see \a errno).
This function will run the event loop once, returning as soon as events are available (or the