Makefile

NAME    = ft_ping

SRCDIR  = src
OBJDIR  = obj
INCDIR  = includes

# find all .c in src/
SRC := $(wildcard $(SRCDIR)/*.c)

# generate obj paths
OBJ := $(SRC:$(SRCDIR)/%.c=$(OBJDIR)/%.o)

CC      = cc
CFLAGS  = -Wall -Wextra -Werror -g3 -I$(INCDIR)

# Colors
RED     := "\033[1;31m"
GREEN   := "\033[1;32m"
RESET   := "\033[0m"

# Verbose Mode
VERBOSE ?= 0
ifeq ($(VERBOSE),1)
  V :=
else
  V := @
endif

# Default Rule
all: $(OBJDIR) $(NAME)

# Create obj directory
$(OBJDIR):
	$(V)mkdir -p $(OBJDIR)

# Build .o from .c with dependencies
$(OBJDIR)/%.o: $(SRCDIR)/%.c
	$(V)mkdir -p $(dir $@)
	$(V)$(CC) $(CFLAGS) -MMD -MP -c $< -o $@

# Include .d files
DEP = $(OBJ:.o=.d)
-include $(DEP)

# Linking
$(NAME): $(OBJ)
	$(V)$(CC) $(CFLAGS) $(OBJ) -o $(NAME) -lm
	$(V)echo $(GREEN)"[$(NAME)] binary created ✔"$(RESET)

# Clean object files
clean:
	$(V)echo $(RED)"Cleaning object files..."$(RESET)
	$(V)rm -rf $(OBJDIR)

# Clean everything
fclean: clean
	$(V)echo $(RED)"Removing binary..."$(RESET)
	$(V)rm -f $(NAME)

# Rebuild
re: fclean all

.PHONY: all clean fclean re
.DEFAULT_GOAL := all