condense example Makefile

examples/Makefile

@@ -16,35 +16,18 @@ endif
 EXAMPLE_SOURCES = \
 	hello_world/main.cpp \
 	assimp_loading/main.cpp \
-	simple_mesh/main.cpp \
+	simple_mesh/main.cpp
 EXAMPLE_OBJECTS = $(patsubst %/, $(OBJDIR)/%.o, $(dir $(EXAMPLE_SOURCES)))
 
-EXAMPLES = hello_world simple_mesh assimp_loading
-BINARIES = $(patsubst %, $(BINDIR)/%, $(EXAMPLES))
-
-all: mkdirs $(BINARIES)
-.PHONY: all
-
-$(OBJDIR)/hello_world.o:
-	$(CXX) $(CXXFLAGS) -c -MMD hello_world/main.cpp -o $@
-
-$(BINDIR)/hello_world: $(OBJDIR)/hello_world.o
-	$(CXX) -o $@ $(LDFLAGS) $^ $(LIB) $(ASSIMP_LIB)
-
-$(OBJDIR)/simple_mesh.o:
-	$(CXX) $(CXXFLAGS) -c -MMD simple_mesh/main.cpp -o $@
-
-$(BINDIR)/simple_mesh: $(OBJDIR)/simple_mesh.o
-	$(CXX) -o $@ $(LDFLAGS) $^ $(LIB) $(ASSIMP_LIB)
-
-$(OBJDIR)/assimp_loading.o:
-	$(CXX) $(CXXFLAGS) -c -MMD assimp_loading/main.cpp -o $@
-
-$(BINDIR)/assimp_loading: $(OBJDIR)/assimp_loading.o
-	$(CXX) -o $@ $(LDFLAGS) $^ $(LIB) $(ASSIMP_LIB)
+all: mkdirs $(EXAMPLE_OBJECTS)
 
 -include $(OBJDIR)/*.d
 
+$(EXAMPLE_OBJECTS):
+	$(CXX) $(CXXFLAGS) -c -MMD $(basename $(notdir $@))/main.cpp -o $@
+	$(CXX) -o $(BINDIR)/$(notdir $(basename $@)) $(LDFLAGS) $@ $(LIB) \
+		$(ASSIMP_LIB)
+
 mkdirs:
 	@mkdir -p $(BINDIR) $(OBJDIR)
 .PHONY: mkdirs
@@ -52,4 +35,3 @@ mkdirs:
 clean:
 	rm -rf $(OBJDIR)/* bin/*
 .PHONY: clean
-