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atomic macos

This commit is contained in:
dmchen 2024-01-25 09:14:59 +00:00
parent 2a8ef27f33
commit b693d990dc
1 changed files with 2 additions and 2 deletions
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4
source/libs/monitorfw/src/taos_metric_sample.c
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@ -130,9 +130,9 @@ int taos_metric_sample_exchange(taos_metric_sample_t *self, double r_value, doub
} }
#ifdef DOUBLE_ATOMIC #ifdef DOUBLE_ATOMIC
/*_Atomic*/ double new = ATOMIC_VAR_INIT(r_value); _Atomic double new = ATOMIC_VAR_INIT(r_value);
for (;;) { for (;;) {
_Atomic double old = atomic_load(&self->r_value); /*_Atomic*/ double old = atomic_load(&self->r_value);
*old_value = old; *old_value = old;
if (atomic_compare_exchange_weak(&self->r_value, &old, new)) { if (atomic_compare_exchange_weak(&self->r_value, &old, new)) {
return 0; return 0;