fix: 修复ControlUnit不能卸载的问题

fix #100

Author: MistEO

source/MaaUtils/LibraryHolder/ControlUnitLibraryHolder.cpp

@@ -12,7 +12,7 @@ bool check_version(const std::string& func_name)
         return false;
     }
     auto version = version_func();
-    LogInfo << "Version:" << version;
+    LogInfo << typeid(ControlUnitT).name() << "Library version:" << version;
 
     if (std::strcmp(version, MAA_VERSION) != 0) {
         LogWarn << "ControlUnit and MaaFramework are not same version,"
@@ -58,7 +58,12 @@ std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI> AdbControlUnitLibraryHolder::c
         return nullptr;
     }
 
-    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit_func);
+    auto destroy_control_unit = [destroy_control_unit_func](MaaControlUnitHandle handle) {
+        destroy_control_unit_func(handle);
+        unload_library();
+    };
+
+    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit);
 }
 
 std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI> DbgControlUnitLibraryHolder::create_control_unit(
@@ -94,7 +99,12 @@ std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI> DbgControlUnitLibraryHolder::c
         return nullptr;
     }
 
-    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit_func);
+    auto destroy_control_unit = [destroy_control_unit_func](MaaControlUnitHandle handle) {
+        destroy_control_unit_func(handle);
+        unload_library();
+    };
+
+    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit);
 }
 
 std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI> ThriftControlUnitLibraryHolder::create_control_unit(
@@ -130,7 +140,12 @@ std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI> ThriftControlUnitLibraryHolder
         return nullptr;
     }
 
-    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit_func);
+    auto destroy_control_unit = [destroy_control_unit_func](MaaControlUnitHandle handle) {
+        destroy_control_unit_func(handle);
+        unload_library();
+    };
+
+    return std::shared_ptr<MAA_CTRL_UNIT_NS::ControlUnitAPI>(control_unit_handle, destroy_control_unit);
 }
 
 MAA_CTRL_NS_END

source/include/Utils/LibraryHolder.h

@@ -16,19 +16,17 @@ template <typename T>
 class LibraryHolder
 {
 public:
-    virtual ~LibraryHolder();
+    virtual ~LibraryHolder() = default;
 
     static bool load_library(const std::filesystem::path& libname);
+    static void unload_library();
 
     template <typename FuncT>
     static boost::function<FuncT> get_function(const std::string& func_name);
 
 protected:
     LibraryHolder() = default;
 
-private:
-    static void unload_library();
-
 private:
     inline static std::filesystem::path libname_;
     inline static int ref_count_ = 0;
@@ -37,14 +35,6 @@ class LibraryHolder
     inline static boost::dll::shared_library module_;
 };
 
-template <typename T>
-inline LibraryHolder<T>::~LibraryHolder()
-{
-    LogFunc;
-
-    unload_library();
-}
-
 template <typename T>
 inline bool LibraryHolder<T>::load_library(const std::filesystem::path& libname)
 {