Engine: use CThreadMutex for installed maps global

Use the type used by the engine instead of STD.

src/engine/cmodel_bsp.cpp

@@ -122,7 +122,7 @@ void Mod_GetAllInstalledMaps()
     AddFilesToList(fileList, "vpk", "vpk", nullptr, '/');
 
     std::cmatch regexMatches;
-    std::lock_guard<std::mutex> l(g_InstalledMapsMutex);
+    AUTO_LOCK(g_InstalledMapsMutex);
 
     g_InstalledMaps.Purge(); // Clear current list.
 

src/engine/cmodel_bsp.h

@@ -129,7 +129,7 @@ inline bool* g_pPakPrecacheJobFinished;
 inline void(*Mod_UnloadPendingAndPrecacheRequestedPaks)(void);
 
 extern CUtlVector<CUtlString> g_InstalledMaps;
-extern std::mutex g_InstalledMapsMutex;
+extern CThreadMutex g_InstalledMapsMutex;
 
 bool Mod_LevelHasChanged(const char* pszLevelName);
 void Mod_GetAllInstalledMaps();

src/game/shared/vscript_shared.cpp

@@ -36,7 +36,7 @@ namespace VScriptCode
         //-----------------------------------------------------------------------------
         SQRESULT GetAvailableMaps(HSQUIRRELVM v)
         {
-            std::lock_guard<std::mutex> l(g_InstalledMapsMutex);
+            AUTO_LOCK(g_InstalledMapsMutex);
 
             if (g_InstalledMaps.IsEmpty())
                 SCRIPT_CHECK_AND_RETURN(v, SQ_OK);

src/gameui/IBrowser.cpp

@@ -545,7 +545,7 @@ void CBrowser::DrawHostPanel(void)
 
     if (ImGui::BeginCombo("Map", details.map.c_str()))
     {
-        g_InstalledMapsMutex.lock();
+        g_InstalledMapsMutex.Lock();
 
         FOR_EACH_VEC(g_InstalledMaps, i)
         {
@@ -558,7 +558,7 @@ void CBrowser::DrawHostPanel(void)
             }
         }
 
-        g_InstalledMapsMutex.unlock();
+        g_InstalledMapsMutex.Unlock();
         ImGui::EndCombo();
     }
 

src/tier1/keyvalues_iface.cpp

@@ -19,4 +19,4 @@ void VKeyValues::Detour(const bool bAttach) const
 }
 
 ///////////////////////////////////////////////////////////////////////////////
-std::mutex g_InstalledMapsMutex;
+CThreadMutex g_InstalledMapsMutex;