# SCCS @(#)Makefile	1.2 - 05/20/99 - 15:34:19
# $log$
# Specify the system to build
# choices are:
# calc -- calculator using flex lexer
# calcx -- calculator using generic lexer
# idl -- idl parser using flex lexer
# java -- java parser using flex lexer
# javax -- java parser using generic lexer

E=alpha

#DEBUG=-debug

BISON=bison -v 
#BISON=/tools/serl/bison-1.25/bin/bison


FLEX=flex

all: Pat.class

run: Pat.class
	java Pat $(DEBUG) <$(E).cmds

clean:
	rm -f *.class
	rm -f YYparse.java YYlex.java util/YYtokentypes.java
	rm -f *.tab.c *.lex.java *.yy.c

Pat.class YYparse.class YYlex.class util/YYtokentypes.class: \
		Pat.java YYparse.java YYlex.java util/YYtokentypes.java
	javac -g Pat.java YYparse.java YYlex.java util/YYtokentypes.java

YYparse.java YYlex.java util/YYtokentypes.java: \
		$(E).tab.c \
		$(E).lex.java \
		jbf/yyparse.template \
		util/yytokentypes.template jbf/jb
	jbf/jb -yyerror yyverror $(E).tab.c \
	jbf/yyparse.template YYparse.java \
	util/yytokentypes.template util/YYtokentypes.java \
	$(E).lex.java YYlex.java

alpha.tab.c alpha.output: alpha.y
	$(BISON) --no-lines alpha.y

alpha.lex.java: alpha.lex jbf/jf jbf/yylex.template 
#	jbf/YYlexbuffer.class jbf/YYtoken.class
	chmod 755 jbf/jb
	chmod 755 jbf/jf
	$(FLEX) -oalpha.yy.c alpha.lex
	jbf/jf alpha.yy.c jbf/yylex.template alpha.lex.java