Makefile

CFLAGS := -Wextra -Wall -Werror -g -std=c99 -D_GNU_SOURCE
LDFLAGS := -lm

progs := bisection numdiff sqrt newton_raphson

all: $(progs)

bisection: bisection.c
numdiff: numdiff.c
sqrt: sqrt.c
newton_raphson: newton_raphson.c

$(progs): CFLAGS += -DMAIN_$@

clean: ; $(RM) $(progs)