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chore.阻止多实例创建

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This commit is contained in:
MistEO
2022-01-12 17:40:38 +08:00
parent 21aaa1c828
commit edef15c763
1 changed files with 10 additions and 1 deletions
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11
src/MeoAssistant/AsstCaller.cpp
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@@ -42,7 +42,12 @@ void CallbackTrans(asst::AsstMsg msg, const json::value& json, void* custom_arg)
asst::Assistant* AsstCreate(const char* dirname)
{
if (_callback != nullptr) {
std::cerr << "An instance of Asst already exists" << std::endl;
return nullptr;
}
try {
_callback = nullptr;
return new asst::Assistant(dirname);
}
catch (std::exception& e) {
@@ -56,8 +61,11 @@ asst::Assistant* AsstCreate(const char* dirname)
asst::Assistant* AsstCreateEx(const char* dirname, AsstCallback callback, void* custom_arg)
{
if (_callback != nullptr) {
std::cerr << "An instance of Asst already exists" << std::endl;
return nullptr;
}
try {
// 创建多实例回调会有问题，有空再慢慢整
_callback = callback;
return new asst::Assistant(dirname, CallbackTrans, custom_arg);
}
@@ -78,6 +86,7 @@ void AsstDestroy(asst::Assistant* p_asst)
delete p_asst;
p_asst = nullptr;
_callback = nullptr;
}
bool AsstCatchDefault(asst::Assistant* p_asst)