/usr/share/doc/bison/examples/c/lexcalc/Makefile

# This Makefile is designed to be simple and readable.  It does not
# aim at portability.  It requires GNU Make.

BASE = lexcalc
BISON = bison
FLEX = flex

all: $(BASE)

%.c %.h %.html %.xml %.gv: %.y
        $(BISON) $(BISONFLAGS) --header --html --graph -o $*.c $<

%.c: %.l
        $(FLEX) $(FLEXFLAGS) -o$@ $<

scan.o: parse.h
$(BASE): parse.o scan.o
        $(CC) $(CFLAGS) -o $@ $^

run: $(BASE)
        @echo "Type arithmetic expressions.  Quit with ctrl-d."
        ./$<

CLEANFILES =                                            \
  $(BASE) *.o                                           \
  parse.[ch] parse.output parse.xml parse.html parse.gv \
  scan.c
clean:
        rm -f $(CLEANFILES)

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