1# $FreeBSD$ 2# 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. 7# 8# Bootstrapping of lex is handled automatically. 9# Also note that flex.skel no longer gets installed. 10# 11 12PROG= lex 13LINKS+= ${BINDIR}/lex ${BINDIR}/lex++ 14LINKS+= ${BINDIR}/lex ${BINDIR}/flex 15LINKS+= ${BINDIR}/lex ${BINDIR}/flex++ 16 17FLEXDIR= ${SRCTOP}/contrib/flex 18 19.PATH: ${FLEXDIR} 20 21SRCS= buf.c ccl.c dfa.c ecs.c filter.c gen.c main.c misc.c \ 22 nfa.c options.c parse.y regex.c scan.c scanflags.c \ 23 scanopt.c skel.c sym.c tables.c tables_shared.c \ 24 tblcmp.c yylex.c 25LFLAGS+= -is 26CFLAGS+= -I. -I${.CURDIR} -I${FLEXDIR} -DHAVE_CONFIG_H 27INCS= FlexLexer.h 28INCSDIR= ${INCLUDEDIR} 29MLINKS+= lex.1 flex.1 30MLINKS+= lex.1 flex++.1 31MLINKS+= lex.1 lex++.1 32 33WARNS?= 3 34 35CLEANFILES= scan.c skel.c 36GENFILES= parse.c parse.h scan.c skel.c 37 38SUBDIR= lib 39 40FLEX_VERSION= `awk -f ${.CURDIR}/version.awk ${.CURDIR}/config.h` 41 42skel.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} 48 49bootstrap: ${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} ; \ 55 } 56.endfor 57 58test: check 59check: ${PROG} 60 ./${PROG} ${LFLAGS} -t ${COMPRESSION} ${FLEXDIR}/scan.l | \ 61 diff -I '^#line ' -I '\$$FreeBS[D]: .*\$$' ${.CURDIR}/initscan.c - 62 @echo "Check successful" 63 64.include <bsd.prog.mk> 65