CgeThread/win32/Condition.c

#include "Internal.h"
#include "Codemap.h"
#include <stdlib.h>

CgeCondition *CgeConditionNew(int *result) {
    CgeCondition *condition;
    int code = CGE_THREAD_EOOM;

    if ((condition = malloc(sizeof(CgeCondition)))) {
        InitializeConditionVariable(&condition->handle);
        code = CGE_THREAD_EOK;
    }

    if (result)
        *result = code;

    return condition;
}

void CgeConditionFree(CgeCondition *condition) {
    free(condition);
}

int CgeConditionWait(CgeCondition *condition, CgeMutex *mutex, int *result) {
    return CgeConditionWaitFor(condition, mutex, INFINITE, result);
}

int CgeConditionWaitFor(CgeCondition *condition, CgeMutex *mutex,
                        uint32_t timeout, int *result) {
    if (SleepConditionVariableCS(&condition->handle, &mutex->handle, timeout))
        return 1;

    if (result)
        *result = errorToErrorCode(GetLastError());

    return 0;
}

int CgeConditionSignal(CgeCondition *condition, int *result) {
    (void)result;
    WakeConditionVariable(&condition->handle);
    return 1;
}

int CgeConditionBroadcast(CgeCondition *condition, int *result) {
    (void)result;
    WakeAllConditionVariable(&condition->handle);
    return 1;
}