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[client] main: correctly handle EINTR from nanosleep

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Previously, all progress made during sleep is reset, so if the thread keeps
getting interrupted before the sleep finishes, the sleep will never complete.
This commit is contained in:
Quantum 2021-09-02 17:41:33 -04:00 committed by Geoffrey McRae
parent 49725c9ea4
commit ce091fd4e4
1 changed files with 8 additions and 2 deletions
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10
client/src/main.c
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@ -349,7 +349,7 @@ static int cursorThread(void * unused)
lgSignalEvent(g_state.frameEvent); lgSignalEvent(g_state.frameEvent);
} }
const struct timespec req = struct timespec req =
{ {
.tv_sec = 0, .tv_sec = 0,
.tv_nsec = g_params.cursorPollInterval * 1000L .tv_nsec = g_params.cursorPollInterval * 1000L
@ -357,11 +357,14 @@ static int cursorThread(void * unused)
struct timespec rem; struct timespec rem;
while(nanosleep(&req, &rem) < 0) while(nanosleep(&req, &rem) < 0)
{
if (errno != -EINTR) if (errno != -EINTR)
{ {
DEBUG_ERROR("nanosleep failed"); DEBUG_ERROR("nanosleep failed");
break; break;
} }
req = rem;
}
continue; continue;
} }
@ -499,7 +502,7 @@ int main_frameThread(void * unused)
{ {
if (status == LGMP_ERR_QUEUE_EMPTY) if (status == LGMP_ERR_QUEUE_EMPTY)
{ {
const struct timespec req = struct timespec req =
{ {
.tv_sec = 0, .tv_sec = 0,
.tv_nsec = g_params.framePollInterval * 1000L .tv_nsec = g_params.framePollInterval * 1000L
@ -507,11 +510,14 @@ int main_frameThread(void * unused)
struct timespec rem; struct timespec rem;
while(nanosleep(&req, &rem) < 0) while(nanosleep(&req, &rem) < 0)
{
if (errno != -EINTR) if (errno != -EINTR)
{ {
DEBUG_ERROR("nanosleep failed"); DEBUG_ERROR("nanosleep failed");
break; break;
} }
req = rem;
}
continue; continue;
} }