Makefile for Compiler

target_name = dlang
.DEFAULT_GOAL = build

$(target_name).tab.c $(target_name).tab.h: $(target_name).y
    bison -d $(target_name).y

lex.yy.c: $(target_name).l $(target_name).tab.h
    flex $(target_name).l

build: lex.yy.c $(target_name).tab.c $(target_name).tab.h
    gcc $(target_name).tab.c lex.yy.c -o $(target_name).exe

clean:
    rm -f $(target_name).tab.c $(target_name).tab.h lex.yy.c $(target_name).exe