From af442d14c57587ccf8725a6aba0df05bd5b9c2ca Mon Sep 17 00:00:00 2001
From: iProgramInCpp <iprogramincpp@gmail.com>
Date: Sat, 12 Aug 2023 12:05:33 +0300
Subject: [PATCH] * Update Linux makefile to output header dependencies

---
 Makefile | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index a19b0ec..57a09d8 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ RAKNET_DIR=thirdparty/raknet
 PLATFORM_DIR=platforms
 TARGET=minecraftcpp
 
-CXXFLAGS=-Isource -I. -Ithirdparty/raknet -DUSE_SDL -DUSE_OPENAL -DUSE_MATH_DEFINES -DHANDLE_CHARS_SEPARATELY -O3
+CXXFLAGS=-Isource -I. -Ithirdparty/raknet -DUSE_SDL -DUSE_OPENAL -DUSE_MATH_DEFINES -DHANDLE_CHARS_SEPARATELY -O3 -MMD
 LINKFLAGS=-L/opt/vc/lib/ -lpng -lpthread -lSDL2 -lGL -lopenal -lGLU
 
 #include everything in source/, plus certain files from platforms
@@ -14,6 +14,7 @@ SRC_FILES = $(shell find $(SRC_DIR)      -type f -name '*.cpp')
 PLT_FILES = $(shell find platforms/sdl platforms/openal -type f -name '*.cpp')
 RKN_FILES = $(shell find $(RAKNET_DIR)   -type f -name '*.cpp')
 OBJ_FILES = $(patsubst $(SRC_DIR)/%,$(BLD_DIR)/s/%,$(SRC_FILES:.cpp=.o)) $(patsubst $(PLATFORM_DIR)/%,$(BLD_DIR)/p/%,$(PLT_FILES:.cpp=.o)) $(patsubst $(PLATFORM_DIR)/%,$(BLD_DIR)/r/%,$(RKN_FILES:.cpp=.o))
+DEP_FILES = $(patsubst $(SRC_DIR)/%,$(BLD_DIR)/s/%,$(SRC_FILES:.cpp=.d)) $(patsubst $(PLATFORM_DIR)/%,$(BLD_DIR)/p/%,$(PLT_FILES:.cpp=.d)) $(patsubst $(PLATFORM_DIR)/%,$(BLD_DIR)/r/%,$(RKN_FILES:.cpp=.d))
 
 #default target.
 .PHONY = all
@@ -23,6 +24,9 @@ all: program
 $(TARGET): $(OBJ_FILES)
 	$(CXX) -o $@ $^ $(LINKFLAGS)
 
+#include header dependencies
+-include $(DEP_FILES)
+
 $(BLD_DIR)/s/%.o: $(SRC_DIR)/%.cpp
 	@mkdir -p $(dir $@)
 	$(CXX) $(CXXFLAGS) -c -o $@ $<