print git info in windows title

src/common/scm_rev.cpp.in

@@ -0,0 +1,17 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scm_rev.h"
+
+#define GIT_REV      "@GIT_REV@"
+#define GIT_BRANCH   "@GIT_BRANCH@"
+#define GIT_DESC     "@GIT_DESC@"
+
+namespace Common {
+
+const char g_scm_rev[]      = GIT_REV;
+const char g_scm_branch[]   = GIT_BRANCH;
+const char g_scm_desc[]     = GIT_DESC;
+
+} // namespace
+

src/common/scm_rev.h

@@ -0,0 +1,12 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+namespace Common {
+
+extern const char g_scm_rev[];
+extern const char g_scm_branch[];
+extern const char g_scm_desc[];
+
+} // namespace Common

src/emulator.cpp

@@ -27,6 +27,7 @@
 #include "core/memory.h"
 #include "emulator.h"
 #include "video_core/renderdoc.h"
+#include "src/common/scm_rev.h"
 
 Frontend::WindowSDL* g_window = nullptr;
 
@@ -100,10 +101,11 @@ void Emulator::Run(const std::filesystem::path& file) {
             }
         }
     }
+    
     std::string game_title = fmt::format("{} - {} <{}>", id, title, app_version);
-
+    const std::string window_title = fmt::format("shadPS4 v{} {}| {}", Common::VERSION, Common::g_scm_desc,game_title);
     window =
-        std::make_unique<Frontend::WindowSDL>(WindowWidth, WindowHeight, controller, game_title);
+        std::make_unique<Frontend::WindowSDL>(WindowWidth, WindowHeight, controller, window_title);
 
     g_window = window.get();
 

src/sdl_window.cpp

@@ -20,16 +20,15 @@
 namespace Frontend {
 
 WindowSDL::WindowSDL(s32 width_, s32 height_, Input::GameController* controller_,
-                     std::string_view game_title)
+                     std::string_view window_title)
     : width{width_}, height{height_}, controller{controller_} {
     if (SDL_Init(SDL_INIT_VIDEO) < 0) {
         UNREACHABLE_MSG("Failed to initialize SDL video subsystem: {}", SDL_GetError());
     }
     SDL_InitSubSystem(SDL_INIT_AUDIO);
 
-    const std::string title = fmt::format("shadPS4 v{} | {}", Common::VERSION, game_title);
     SDL_PropertiesID props = SDL_CreateProperties();
-    SDL_SetStringProperty(props, SDL_PROP_WINDOW_CREATE_TITLE_STRING, title.c_str());
+    SDL_SetStringProperty(props, SDL_PROP_WINDOW_CREATE_TITLE_STRING, std::string(window_title).c_str());
     SDL_SetNumberProperty(props, SDL_PROP_WINDOW_CREATE_X_NUMBER, SDL_WINDOWPOS_CENTERED);
     SDL_SetNumberProperty(props, SDL_PROP_WINDOW_CREATE_Y_NUMBER, SDL_WINDOWPOS_CENTERED);
     SDL_SetNumberProperty(props, SDL_PROP_WINDOW_CREATE_WIDTH_NUMBER, width);

src/sdl_window.h

@@ -42,7 +42,7 @@ struct WindowSystemInfo {
 class WindowSDL {
 public:
     explicit WindowSDL(s32 width, s32 height, Input::GameController* controller,
-                       std::string_view game_title);
+                       std::string_view window_title);
     ~WindowSDL();
 
     s32 getWidth() const {