makefile

这是一个银行业务上用来计算日期时间的工具包

#
# $Id: //pentools/main/datemath/Makefile#4 $
#
# written by:   Stephen J. Friedl
#               Software Consultant
#               Tustin, California USA
#               [e-mail]
#
#		http://www.unixwiz.net/tools/datemath.html
#
#	This is the makefile for datemath, and it's not nearly so
#	portable as most of our other code. It was written many
#	moons ago with lex and yacc, but it's been revised to deal
#	with flex and bison: it's likely that this was not a complete
#	solution.
#

YACC	= bison
LEX	= flex

CC	= gcc
CFLAGS	= 

OBJS	= datemath.o gram.o lex.o util.o jdate.o
SOURCE	= datemath.c gram.y lex.l util.c jdate.c defs.h Makefile

CLEAN	= ${OBJS} y.tab.h gram.c lex.c y.tab.c gram.tab.c gram.h
CLOBBER	= datemath install

datemath : ${OBJS}
	${CC} -o $@ ${OBJS} ${LIBS}

gram.c : gram.y
	$(YACC) --defines --output=gram.c gram.y

lex.o : lex.l gram.o		# insure that y.tab.h is built

$(OBJS) : defs.h

clean :
	/bin/rm -f ${CLEAN}

clobber : clean
	/bin/rm -f ${CLOBBER}

tarball : datemath.tar.gz

datemath.tar.gz : $(SOURCE)
	gtar -czvf $@ $(SOURCE)