C用Makefileのテンプレート

Makefile

SRCDIR = $(realpath .)
INCDIR = $(SRCDIR)
OBJDIR = $(SRCDIR)
IGNORE = $(SRCDIR)/ignore_file.c
SRCS = $(filter-out $(IGNORE),$(wildcard $(SRCDIR)/*.c))
OBJS = $(subst $(SRCDIR),$(OBJDIR),$(SRCS:.c=.o))
EXE = a.out

CC = gcc
MAKE = make
CFLAGS = -g -Wall -Wextra -Wpedantic -I$(INCDIR)
LDFLAGS =

.PHONY: default conf clean
default: conf $(EXE)

conf:
	@echo "SRCDIR = " $(SRCDIR)
	@echo "IGNORE = " $(IGNORE)
	@echo "INCDIR = " $(INCDIR)
	@echo "OBJDIR = " $(OBJDIR)
	@echo "SRCS   = " $(SRCS)
	@echo "OBJS   = " $(OBJS)
	@echo "EXE    = " $(EXE)
	@echo "CC     = " $(CC)
	@echo "CFLAGS = " $(CFLAGS)

clean:
	rm -f $(OBJS) $(EXE)

$(EXE): $(OBJS)
	$(CC) $(CFLAGS) -o $@ $(OBJS) $(LDFLAGS)

$(OBJDIR)/%.o : $(SRCDIR)/%.c
	[ -d $(OBJDIR) ] || mkdir -p $(OBJDIR)
	$(CC) $(CFLAGS) -c -o $@ $<