cleanup project structure

linux.Makefile

@@ -0,0 +1,41 @@
+
+TARGET = main
+
+SRC = col.cpp hal.cpp main.cpp
+
+SRCDIR = src
+INCDIR = inc
+OBJDIR = build/linux
+
+SRC_PATH = $(SRC:%=$(SRCDIR)/%)
+OBJ = $(SRC_PATH:$(SRCDIR)/%.cpp=$(OBJDIR)/%.o)
+
+
+CFLAGS += -std=gnu99
+CXXFLAGS += -std=c++17
+
+
+CFLAGS += -I$(INCDIR) -DLINUX
+CXXFLAGS += -I$(INCDIR) -DLINUX
+
+linux: $(OBJDIR)/$(TARGET)
+
+all: $(OBJDIR)/$(TARGET)
+
+
+.SECONDARY: $(TARGET)
+.PRECIOUS: $(OBJ)
+$(OBJDIR)/$(TARGET): $(OBJ) | $(OBJDIR)
+	@$(CXX) -o $@ $^
+	
+$(OBJDIR)/%.o: $(SRCDIR)/%.c  | $(OBJDIR)
+	@echo compile $<
+	@$(CC) -c $(CFLAGS) $< -o $@
+
+$(OBJDIR)/%.o: $(SRCDIR)/%.cpp | $(OBJDIR)
+	@echo compile $<
+	@$(CXX) -c $(CXXFLAGS) $< -o $@
+
+
+$(OBJDIR):
+	mkdir -p $(OBJDIR)