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server/main: Better main loop timing

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This commit is contained in:
Perttu Ahola 2014-09-18 21:30:09 +03:00
parent 0fc5d4fbf3
commit 17fb1254fc
1 changed files with 6 additions and 2 deletions
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8
src/server/main.cpp
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@ -111,9 +111,14 @@ int main(int argc, char *argv[])
set_<int> bad_fds;
size_t num_consequent_valid_selects = 0;
while(!g_sigint_received){
uint64_t current_us = get_timeofday_us();
int64_t delay_us = next_tick_us - current_us;
if(delay_us < 0)
delay_us = 0;
struct timeval tv;
tv.tv_sec = 0;
tv.tv_usec = t_per_tick;
tv.tv_usec = delay_us;
fd_set rfds;
FD_ZERO(&rfds);
@ -179,7 +184,6 @@ int main(int argc, char *argv[])
attempt_bad_fds.clear();
}
uint64_t current_us = get_timeofday_us();
if(current_us >= next_tick_us){
next_tick_us += t_per_tick;
if(next_tick_us < current_us - 1000 * 1000){