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Modify os_cond_reltimedwait to support long time wait (#461)

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Modify the argument of os_cond_reltimedwait to uint64 type to support long time wait, and handle possible integer overflow.
This commit is contained in:
Wenyong Huang
2020-12-07 17:37:53 +08:00
committed by GitHub
parent a84d51271c
commit 388530c738
16 changed files with 121 additions and 58 deletions
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21
core/shared/platform/zephyr/zephyr_thread.c
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@ -420,13 +420,26 @@ int os_cond_wait(korp_cond *cond, korp_mutex *mutex)
return os_cond_wait_internal(cond, mutex, false, 0);
}
int os_cond_reltimedwait(korp_cond *cond, korp_mutex *mutex, int useconds)
int os_cond_reltimedwait(korp_cond *cond, korp_mutex *mutex, uint64 useconds)
{
if (useconds == BHT_WAIT_FOREVER)
if (useconds == BHT_WAIT_FOREVER) {
return os_cond_wait_internal(cond, mutex, false, 0);
else
return os_cond_wait_internal(cond, mutex, true, useconds / 1000);
}
else {
uint64 mills_64 = useconds / 1000;
int32 mills;
if (mills_64 < (uint64)INT32_MAX) {
mills = (int32)mills_64;
}
else {
mills = INT32_MAX;
os_printf("Warning: os_cond_reltimedwait exceeds limit, "
"set to max timeout instead\n");
}
return os_cond_wait_internal(cond, mutex, true, mills);
}
}
int os_cond_signal(korp_cond *cond)