C++ (Cpp) _try_open示例

示例#1

文件： skynet_module.c 项目： 343829084/skynet

struct skynet_module * 
skynet_module_query(const char * name) {
	struct skynet_module * result = _query(name);
	if (result)
		return result;

	SPIN_LOCK(M)

	result = _query(name); // double check

	if (result == NULL && M->count < MAX_MODULE_TYPE) {
		int index = M->count;
		void * dl = _try_open(M,name);
		if (dl) {
			M->m[index].name = name;
			M->m[index].module = dl;

			if (_open_sym(&M->m[index]) == 0) {
				M->m[index].name = skynet_strdup(name);
				M->count ++;
				result = &M->m[index];
			}
		}
	}

	SPIN_UNLOCK(M)

	return result;
}

示例#2

文件： skynet_module.c 项目： xunmengfeng/skynet

struct skynet_module *
skynet_module_query(const char * name) {
    struct skynet_module * result = _query(name);
    if (result)
        return result;

    while(__sync_lock_test_and_set(&M->lock,1)) {}

    result = _query(name); // double check

    if (result == NULL && M->count < MAX_MODULE_TYPE) {
        int index = M->count;
        void * dl = _try_open(M,name);
        if (dl) {
            M->m[index].name = name;
            M->m[index].module = dl;
            if (_open_sym(&M->m[index])== 0) {
                M->m[index].name = strdup(name);
                M->count ++;
                result = &M->m[index];
            }
        }
    }

    __sync_lock_release(&M->lock);

    return result;
}