Static linking

Check changes in README.md

makefile

@@ -1,13 +1,13 @@
-INC = include
-OBJ = obj
-SRC = src
-EXE = Game
-REL = Release
+INC := include
+LIB := lib
+OBJ := obj
+SRC := src
+EXE := Game
+REL := Release
 
-CC = gcc
-CFLAGS = -w -ggdb -I$(INC)
-LIBS = -lGLEW -lGLU -lGL -lSDL2 -lcglm -lz -lm
-RELFLAGS = -O3 -s
+CC := gcc
+CFLAGS := -w -I$(INC) -L$(LIB)/SDL2 -L$(LIB)/glew -DGLEW_STATIC -L$(LIB)/cglm
+LIBS := -Wl,-Bstatic -lSDL2 -lGLEW -lcglm -Wl,-Bdynamic -lGLU -lGL -lm
 
 OBJFILES := $(patsubst $(SRC)/%.c, $(OBJ)/%.o, $(shell find $(SRC) -name '*.c'))
 OBJDIRS := $(patsubst $(SRC)%, $(OBJ)%, $(shell find $(SRC) -type d))
@@ -18,21 +18,33 @@ CLEANDIRS := $(addsuffix /.clean, $(OBJDIRS));
 .DEFAULT_GOAL := all
 
 # Build executable
+all: CFLAGS += -ggdb -O0
 all: $(EXE)
-$(EXE): $(OBJFILES) | $(OBJDIRS)
+$(EXE): $(OBJFILES) | $(OBJDIRS) $(INC) $(LIB)
 	$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
 
 # Compile object files
-$(OBJ)/%.o: $(SRC)/%.c | $(OBJDIRS)
+$(OBJ)/%.o: $(SRC)/%.c | $(OBJDIRS) $(INC) $(LIB)
 	$(CC) -c -o $@ $(SRC)/$*.c $(CFLAGS)
 
-# Create obj directory tree if it doesn't exist
+# Create directory tree
 $(OBJDIRS):
 	mkdir -p $@
+$(INC):
+	mkdir -p $@
+	ln -rs ../SDL2/include $(INC)/SDL2
+	ln -rs ../glew/include/GL $(INC)/GL
+	ln -rs ../cglm/include/cglm $(INC)/cglm
+$(LIB):
+	mkdir -p $@
+	ln -rs ../SDL2/build/.libs $(LIB)/SDL2
+	ln -rs ../glew/lib $(LIB)/glew
+	ln -rs ../cglm/.libs $(LIB)/cglm
 
+release: CFLAGS += -O3 -s
 release: $(REL)
-$(REL): $(OBJFILES) | $(OBJDIRS)
-	$(CC) -o $@ $^ $(CFLAGS) $(LIBS) $(RELFLAGS)
+$(REL): $(OBJFILES) | $(OBJDIRS) $(INC) $(LIB)
+	$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
 
 # Delete previously built files
 clean: $(CLEANDIRS)