prosody
649876680bf0
util-src/poll.c

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util-src/poll.c @ 13329:649876680bf0

util.poll: Return early if given zero timeout and no pending events Should have been part of f33887f925e1 to ensure it won't skip processing timers at all when very busy.
author Kim Alvefur <zash@zash.se>
date Tue, 21 Nov 2023 17:43:46 +0100
parent 12976:a187600ec7d6
child 13335:8b3bf0d2ffd4
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equal deleted inserted replaced
13328:36284c879e2f 13329:649876680bf0
409 } 409 }
410 410
411 lua_Number timeout = luaL_checknumber(L, 2); 411 lua_Number timeout = luaL_checknumber(L, 2);
412 luaL_argcheck(L, timeout >= 0, 1, "positive number expected"); 412 luaL_argcheck(L, timeout >= 0, 1, "positive number expected");
413 413
414 if(timeout == 0.0) {
415 lua_pushnil(L);
416 lua_pushstring(L, "timeout");
417 return 2;
418 }
419
414 #ifdef USE_EPOLL 420 #ifdef USE_EPOLL
415 ret = epoll_wait(state->epoll_fd, state->events, MAX_EVENTS, timeout * 1000); 421 ret = epoll_wait(state->epoll_fd, state->events, MAX_EVENTS, timeout * 1000);
416 #endif 422 #endif
417 #ifdef USE_POLL 423 #ifdef USE_POLL
418 ret = poll(state->events, state->count, timeout * 1000); 424 ret = poll(state->events, state->count, timeout * 1000);