CC=gcc
LD=gcc

# I'm using GCC to link code. This is prefered over using LD directly since
# it will handle all the GLIBC linkage for you.

SRCS = $(wildcard src/*.c)
OBJS = ${SRCS:.c=.o}

DEST = pong

CC_FLAGS = -I include/ -g -Wall -Wextra -Werror -Wno-unused-parameter -Wno-unused-variable -Wno-unused-function -O3
LD_FLAGS =
LIBS = -lSDL2

# This is to let make know these are not actually file targets but rather 
# command targets.
.PHONY = all clean format debug run

all: $(DEST)

# Link all objects together into one binary
$(DEST): ${OBJS}
	$(LD) ${LD_FLAGS} $^ $(LIBS) -o $(DEST)

# For every c file, compile it to an object file
%.o: %.c
	$(CC) ${CC_FLAGS} -c $< -o $@  

# Run the formatter
format:
	clang-format -i src/*.c include/*.h

# Run the created binary
run: $(DEST)
	./$(DEST)

# Run the created binary using the debugger
debug: $(DEST)
	gdb ./$(DEST) -ex "set disassembly-flavor intel"

# Clean the project of all build files
clean:
	$(info [INFO] Cleaning directory)
	rm -rf ${OBJS} $(DEST)