Added automatic backtracing via RegisterStacktrace in Backtrace. Added a simple hello world demo that just throws up a window. Started working on TileSet again and skeletoned a demo for it.

demo/backtrace/Makefile

@@ -0,0 +1,98 @@
+# This makefile is a bit hackish. I wrote it early in the AM. 
+# Fohgiveuhness, please!!
+
+
+ifndef $(CFG)
+	CFG=Debug
+endif
+
+# you can also pass : mingw32 and macosx
+ifndef $(OS)
+	OS=linux
+endif
+ 
+TARGET=demo
+BINTARGET=$(TARGET)
+PROJECTHOME=$(shell pwd)
+SDL_CFLAGS=$(shell sdl-config --cflags)
+SDL_LDFLAGS=$(shell sdl-config --libs)
+LIBDIR=/usr/lib
+HEADERDIR=/usr/include
+ADDL_CFLAGS=
+
+ifeq "$(OS)" "mingw32"
+	ADDL_CFLAGS=-mwindows -DBUILD_MINGW32 -rdynamic
+endif
+ifeq "$(OS)" "linux"
+	ADDL_CFLAGS=-DBUILD_LINUX -rdynamic
+endif 
+
+# default for release configs
+ifeq "$(CFG)" "Release"
+	OUTDIR=Release
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET).exe
+	else
+		BINTARGET=$(TARGET)
+	endif
+	LINKLIB=sdlgame
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+ifeq "$(CFG)" "Debug"
+	OUTDIR=Debug
+	ifeq "$(OS)" "mingw32"
+		BINTARGET=$(TARGET)-dbg.exe
+	else
+		BINTARGET=$(TARGET)-dbg
+	endif
+	LINKLIB=sdlgame-dbg
+	CXXFLAGS=-I../../ -I$(HEADERDIR) -I./cpp  -pg -g -ggdb -gstabs -Wall -c $(SDL_CFLAGS) $(ADDL_CFLAGS)
+endif
+
+LINKLIBS=-L../../$(CFG) -L$(LIBDIR) -l$(LINKLIB) $(SDL_LDFLAGS) -lSDL_image -lSDL_mixer -lSDL_gfx -lSDL_ttf
+
+BINOBJ=$(OUTDIR)/demo.o
+
+ifeq "$(OS)" "mingw32"
+	BTOBJ=$(OUTDIR)/backtrace.dll
+endif
+
+CC = gcc
+CXX = g++
+LD = $(CXX)
+INSTALL = $(which install)
+
+$(OUTDIR)/%.o : cpp/%.cpp
+	$(CXX) $(CXXFLAGS) -o $@ $<
+
+all: bin
+
+.PHONY: $(BTOBJ)
+$(BTOBJ): 
+	cp /usr/local/lib/backtrace.dll $(OUTDIR)/
+	cp /usr/local/lib/av*dll $(OUTDIR)/
+	cp /usr/local/lib/swscale*dll $(OUTDIR)/
+	cp /usr/local/bin/*SDL*dll $(OUTDIR)/
+	cp /usr/local/bin/freetype*dll $(OUTDIR)/
+	cp /usr/local/bin/*png*dll $(OUTDIR)/
+	cp /usr/local/bin/*jpeg*dll $(OUTDIR)/
+	cp /usr/local/bin/libimage*dll $(OUTDIR)/
+	cp /usr/local/bin/libogg*dll $(OUTDIR)/
+	cp /usr/local/bin/*vorbis*dll $(OUTDIR)/
+	cp /usr/local/bin/librle*dll $(OUTDIR)/
+	cp /usr/local/bin/libtiff*dll $(OUTDIR)/
+	cp /usr/local/bin/libxml2*dll $(OUTDIR)/
+	cp /usr/local/bin/zlib*dll $(OUTDIR)/
+
+bin: $(BINOBJ) $(BTOBJ)
+	$(LD) -pg -o $(OUTDIR)/$(BINTARGET) \
+		-pg $(BINOBJ) $(LINKLIBS)  
+
+.PHONY: clean
+clean:
+	rm -f $(OUTDIR)/*
+
+.PHONY: rebuild
+rebuild:
+	make clean
+	make CFG=$(CFG)

demo/backtrace/cpp/demo.cpp

@@ -0,0 +1,28 @@
+/*
+ * This demo starts up and intentionally crashes itself to prove the backtrace stuff works
+ */
+
+#include <libsdlgame/libsdlgame.h>
+
+class Object {
+private:
+        int *x;
+public:
+        int crashme(void);
+};
+
+int Object::crashme(void)
+{
+        this->x = 0;
+        return *(this->x);
+}
+
+int main(int argc, char *argv[])
+{
+  RegisterStacktrace();
+
+  // We don't initialize anything here because we would lose the memory
+  Object x;
+  x.crashme();
+  return 0;
+}