MCP: Generate mcpb bundle

Author: drhelius

.github/workflows/geargrafx.yml

@@ -273,8 +273,7 @@ jobs:
         mkdir -p mcpb/server
         mkdir -p mcpb/mcp/resources
 
-        # Copy icon
-        cp platforms/macos/image.png mcpb/icon.png
+        cp platforms/shared/desktop/mcp/icon.png mcpb/icon.png
 
         if [ "${{ matrix.variant.platform }}" = "darwin" ]; then
           cd download

platforms/shared/desktop/application.cpp

@@ -49,7 +49,7 @@ static bool input_gamepad_shortcut_prev[GG_MAX_GAMEPADS][config_HotkeyIndex_COUN
 static Uint32 mouse_last_motion_time = 0;
 static const Uint32 mouse_hide_timeout_ms = 1500;
 
-bool g_mcp_server_active = false;
+bool g_mcp_stdio_mode = false;
 
 static bool sdl_init(void);
 static void sdl_destroy(void);

platforms/shared/desktop/mcp/icon.png

@@ -7,7 +7,7 @@
   "long_description": "{{NAME_UPPER}} is a high-accuracy PC Engine (TurboGrafx-16) emulator with comprehensive debugging capabilities exposed through the Model Context Protocol. This MCP server allows AI assistants to debug, inspect, and control the emulator, providing tools for memory inspection, breakpoint management, register access, and hardware state monitoring.",
   "author": {
     "name": "Nacho Sanchez",
-    "url": "https://x.com/drhelius"
+    "url": "https://github.com/drhelius/Geargrafx"
   },
   "repository": {
     "type": "git",

platforms/shared/desktop/mcp/manifest.json.template

@@ -24,7 +24,7 @@
 #include "mcp_transport.h"
 #include "mcp_debug_adapter.h"
 
-extern bool g_mcp_server_active;
+extern bool g_mcp_stdio_mode;
 
 enum McpTransportMode
 {
@@ -65,8 +65,6 @@ class McpManager
         if (m_server && m_server->IsRunning())
             return;
 
-        g_mcp_server_active = true;
-
         McpTransportInterface* transport = NULL;
         if (m_transport_mode == MCP_TRANSPORT_TCP)
         {
@@ -75,7 +73,7 @@ class McpManager
         }
         else
         {
-            Log("[MCP] Starting STDIO transport");
+            g_mcp_stdio_mode = true;
             transport = new StdioTransport();
         }
 
@@ -98,7 +96,7 @@ class McpManager
                 m_server->GetTransport()->close();
 
             SafeDelete(m_server);
-            g_mcp_server_active = false;
+            g_mcp_stdio_mode = false;
         }
     }
 

platforms/shared/desktop/mcp/mcp_manager.h

@@ -28,7 +28,7 @@
 #include "libretro.h"
 extern retro_log_printf_t log_cb;
 #else
-extern bool g_mcp_server_active;
+extern bool g_mcp_stdio_mode;
 #endif
 
 #if defined(GG_DEBUG)
@@ -65,18 +65,12 @@ inline void Log_func(const char* const msg, ...)
         return;
     }
 #else
-    if (g_mcp_server_active)
-    {
-        fprintf(stderr, "%s\n", buffer);
-        fflush(stderr);
+    if (g_mcp_stdio_mode)
         return;
-    }
-    else
-    {
-        printf("%s\n", buffer);
-        fflush(stdout);
-        return;
-    }
+
+    printf("%s\n", buffer);
+    fflush(stdout);
+    return;
 #endif
 }