3 # By default, flex will be configured to generate 8-bit scanners only if the
4 # -8 flag is given. If you want it to always generate 8-bit scanners, add
5 # "-DDEFAULT_CSIZE=256" to CFLAGS. Note that doing so will double the size
6 # of all uncompressed scanners.
8 # Bootstrapping of lex is handled automatically.
9 # Also note that flex.skel no longer gets installed.
13 LINKS+= ${BINDIR}/lex ${BINDIR}/lex++
14 LINKS+= ${BINDIR}/lex ${BINDIR}/flex
15 LINKS+= ${BINDIR}/lex ${BINDIR}/flex++
17 FLEXDIR= ${.CURDIR}/../../contrib/flex
21 SRCS= buf.c ccl.c dfa.c ecs.c filter.c gen.c main.c misc.c \
22 nfa.c options.c parse.y regex.c scan.c scanflags.c \
23 scanopt.c skel.c sym.c tables.c tables_shared.c \
26 CFLAGS+= -I. -I${.CURDIR} -I${FLEXDIR} -DHAVE_CONFIG_H
28 INCSDIR= ${INCLUDEDIR}
30 MLINKS+= lex.1 flex++.1
31 MLINKS+= lex.1 lex++.1
35 CLEANFILES= scan.c skel.c
36 GENFILES= parse.c parse.h scan.c skel.c
40 FLEX_VERSION= `awk -f ${.CURDIR}/version.awk ${.CURDIR}/config.h`
42 skel.c: config.h mkskel.sh flex.skl version.awk
43 sed 's/m4_/m4postproc_/g; s/m4preproc_/m4_/g' \
44 ${FLEXDIR}/flex.skl | \
45 m4 -I${FLEXDIR} -P ${FLEX_VERSION} | \
46 sed 's/m4postproc_/m4_/g' | \
47 sh ${FLEXDIR}/mkskel.sh > ${.TARGET}
49 bootstrap: ${GENFILES:S/^/init/g}
50 .for _f in ${GENFILES}
51 @diff -I '^#line ' -I '\$$FreeBS[D]: .*\$$' -q \
52 ${.CURDIR}/init${_f} ${_f} 2> /dev/null || { \
53 echo "Bootstrapping ${_f}" ; \
54 ${CP} ${.CURDIR}/init${_f} ${_f} ; \
60 ./${PROG} ${LFLAGS} -t ${COMPRESSION} ${FLEXDIR}/scan.l | \
61 diff -I '^#line ' -I '\$$FreeBS[D]: .*\$$' ${.CURDIR}/initscan.c -
62 @echo "Check successful"
64 .include <bsd.prog.mk>