Function watcher_windows_wait_pid

tests/test_watcher.c:772–794

}

static bool watcher_windows_wait_pid(const char *marker, uint64_t deadline_ms,
                                     uint64_t *process_id_out) {
    if (process_id_out) {
        *process_id_out = 0;
    }
    while (cbm_now_ms() < deadline_ms) {
        FILE *file = cbm_fopen(marker, "rb");
        unsigned long long parsed = 0;
        bool valid = file && fscanf(file, "%llu", &parsed) == 1 && parsed > 1 &&
                     parsed <= MAXDWORD && parsed != (unsigned long long)GetCurrentProcessId();
        if (file) {
            (void)fclose(file);
        }
        if (valid) {
            if (process_id_out) {
                *process_id_out = (uint64_t)parsed;
            }
            return true;
        }
        cbm_usleep(1000);
    }
    return false;
}

static HANDLE watcher_windows_open_exact_process(uint64_t process_id,
                                                 const watcher_windows_image_identity_t *expected) {