Function DetourUpdateThread

lib_fiber/cpp/src/detours/detours.cpp:1949–1988

}

LONG WINAPI DetourUpdateThread(_In_ HANDLE hThread)
{
    LONG error;

    // If any of the pending operations failed, then we don't need to do this.
    if (s_nPendingError != NO_ERROR) {
        return s_nPendingError;
    }

    // Silently (and safely) drop any attempt to suspend our own thread.
    if (hThread == GetCurrentThread()) {
        return NO_ERROR;
    }

    DetourThread *t = new NOTHROW DetourThread;
    if (t == NULL) {
        error = ERROR_NOT_ENOUGH_MEMORY;
      fail:
        if (t != NULL) {
            delete t;
            t = NULL;
        }
        s_nPendingError = error;
        s_ppPendingError = NULL;
        DETOUR_BREAK();
        return error;
    }

    if (SuspendThread(hThread) == (DWORD)-1) {
        error = GetLastError();
        DETOUR_BREAK();
        goto fail;
    }

    t->hThread = hThread;
    t->pNext = s_pPendingThreads;
    s_pPendingThreads = t;

    return NO_ERROR;
}

///////////////////////////////////////////////////////////// Transacted APIs.
//