bring on backward-cpp

cross your fingers

.gitmodules

@@ -22,3 +22,6 @@
 [submodule "extern/Nuked-OPL3"]
 	path = extern/Nuked-OPL3
 	url = https://github.com/nukeykt/Nuked-OPL3.git
+[submodule "extern/backward"]
+	path = extern/backward
+	url = https://github.com/bombela/backward-cpp

CMakeLists.txt

@@ -442,7 +442,7 @@ else()
 endif()
 
 if (WIN32)
-  list(APPEND DEPENDENCIES_LIBRARIES shlwapi)
+  list(APPEND DEPENDENCIES_LIBRARIES shlwapi imagehlp msvcr90)
   if (NOT MSVC)
     list(APPEND DEPENDENCIES_LIBRARIES -static)
   endif()

extern/backward

@@ -0,0 +1 @@
+Subproject commit 5ffb2c879ebdbea3bdb8477c671e32b1c984beaa

src/main.cpp

@@ -39,6 +39,8 @@
 #include "gui/gui.h"
 #endif
 
+#include "../extern/backward/backward.hpp"
+
 DivEngine e;
 
 #ifdef HAVE_GUI
@@ -251,6 +253,8 @@ int main(int argc, char** argv) {
   outName="";
   vgmOutName="";
 
+  backward::SignalHandling crashHandler;
+
   initParams();
 
   // parse arguments