Add a CMake option for generating mini dumps

CMakeLists.txt

@@ -31,9 +31,12 @@ if(WIN32)
 	else()
 		
 	endif()
+
+	option(GENERATE_MINI_DUMP "Generate a minidump on crash" ON)
 else()
 	SET(USE_DIRECTX OFF)
 	SET(HAVE_FMOD OFF)
+	SET(GENERATE_MINI_DUMP OFF)
 endif()
 if(UNIX AND NOT USE_SDL_MAINLOOP AND NOT APPLE)
 	option(USE_X11 "Use X11 to create windows etc." ON)
@@ -951,6 +954,15 @@ elseif(MINGW)
 	target_link_libraries(clonk iberty)
 endif()
 
+CHECK_INCLUDE_FILE_CXX(getopt.h HAVE_GETOPT_H)
+
+if(GENERATE_MINI_DUMP)
+	FIND_PATH(DBGHELP_INCLUDE_DIR NAMES dbghelp.h)
+	FINDLIB(DBGHELP_LIBRARIES NAMES dbghelp)
+	target_link_libraries(clonk ${DBGHELP_LIBRARIES})
+	include_directories(${DBGHELP_INCLUDE_DIR})
+endif()
+
 if(USE_GL)
 	include(FindOpenGL)
 	FINDLIB(GLEW_LIBRARIES NAMES GLEW glew32 glew32s)

config.h.cmake

@@ -198,4 +198,7 @@
 #cmakedefine HAVE_NULLPTR 1
 
 /* Use Apple Cocoa for the UI */
-#cmakedefine USE_COCOA 1
+#cmakedefine USE_COCOA 1
+
+/* Generate minidumps on crash */
+#cmakedefine GENERATE_MINI_DUMP 1

src/C4WinMain.cpp

@@ -35,10 +35,6 @@
 #ifdef _WIN32
 #include <shellapi.h>
 
-#if defined(_MSC_VER) && !defined(_DEBUG)
-//#define GENERATE_MINI_DUMP
-#endif
-
 #ifdef GENERATE_MINI_DUMP
 
 // Dump generation on crash
@@ -48,7 +44,7 @@
 
 static bool FirstCrash = true;
 
-int GenerateDump(EXCEPTION_POINTERS* pExceptionPointers)
+WINAPI LONG GenerateDump(EXCEPTION_POINTERS* pExceptionPointers)
 {
 	if (!FirstCrash) return EXCEPTION_EXECUTE_HANDLER;
 	FirstCrash = false;
@@ -84,7 +80,11 @@ int WINAPI WinMain (HINSTANCE hInst,
 	_CrtSetDbgFlag( _CrtSetDbgFlag( _CRTDBG_REPORT_FLAG ) | _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
 #endif
 
-#ifdef GENERATE_MINI_DUMP
+#if defined(GENERATE_MINI_DUMP) && !defined(_MSC_VER)
+	SetUnhandledExceptionFilter(GenerateDump);
+#endif
+
+#if defined(GENERATE_MINI_DUMP) && defined(_MSC_VER)
 	__try
 	{
 #endif
@@ -127,7 +127,7 @@ int WINAPI WinMain (HINSTANCE hInst,
 		// Return exit code
 		if (!Game.GameOver) return C4XRV_Aborted;
 		return C4XRV_Completed;
-#ifdef GENERATE_MINI_DUMP
+#if defined(GENERATE_MINI_DUMP) && defined(_MSC_VER)
 	} __except(GenerateDump(GetExceptionInformation())) { return C4XRV_Failure; }
 #endif
 }