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@ -86,53 +86,6 @@ AC_PROG_CC
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AC_PROG_RANLIB
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AC_PROG_YACC
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# check for lex/flex
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AC_PROG_LEX
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# check for modern version of flex
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AC_PROG_AWK
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AC_PROG_SED
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if test "$LEX" == flex ; then
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# compare >= 2.5.31
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flex_ref_v1=2
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flex_ref_v2=5
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flex_ref_v3=31
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flex_ref_version="$flex_ref_v1.$flex_ref_v2.$flex_ref_v3"
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AC_MSG_CHECKING([for flex >= $flex_ref_version])
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modern_flex=no
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flex_version=`$LEX --version | $AWK '{print $2}'`
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if test "$flex_version" == "version" ; then
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flex_version=`$LEX --version | $AWK '{print $3}'`
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fi
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flex_v1=`echo $flex_version | $AWK -F . '{print $1}' | $SED -e 's/[a-zA-Z]//g'`
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flex_v2=`echo $flex_version | $AWK -F . '{print $2}' | $SED -e 's/[a-zA-Z]//g'`
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flex_v3=`echo $flex_version | $AWK -F . '{print $3}' | $SED -e 's/[a-zA-Z]//g'`
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if test -n "$flex_v1" -a "$flex_v1" -gt "$flex_ref_v1" ; then
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modern_flex=yes
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fi
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if test -n "$flex_v1" -a "$flex_v1" -eq "$flex_ref_v1" ; then
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if test "$flex_v2" -gt "$flex_ref_v2" ; then
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modern_flex=yes
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fi
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if test "$flex_v2" -eq "$flex_ref_v2" ; then
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if test "$flex_v3" -ge "$flex_ref_v3" ; then
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modern_flex=yes
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fi
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fi
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fi
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if test "$modern_flex" == yes ; then
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AC_MSG_RESULT([yes - flex $flex_version])
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AM_CONDITIONAL([BISON_LOCATIONS], true)
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else
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AC_MSG_RESULT([no - flex $flex_version])
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AM_CONDITIONAL([BISON_LOCATIONS], false)
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fi
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else
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AM_CONDITIONAL([BISON_LOCATIONS], false)
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fi
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AC_SEARCH_LIBS([ioperm], [ioperm])
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if test "$ac_cv_search_ioperm" != "no"; then
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@ -283,7 +236,7 @@ CFLAGS="$CFLAGS -Wall"
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CPPFLAGS="$CPPFLAGS -I\$(top_srcdir) -I\$(top_srcdir)/include"
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dnl Disable SVF player?
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dnl Enable SVF player?
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AC_ARG_ENABLE(svf,
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[ --enable-svf Enable SVF player (default is enabled)],
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[case "${enableval}" in
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@ -300,7 +253,95 @@ AS_IF([test "x$svf" = xtrue], [
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])
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dnl Disable BSDL subsystem?
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# check for lex/flex
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AC_PROG_LEX
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# check for modern version of flex
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AC_PROG_AWK
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AC_PROG_SED
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AS_IF([test "$LEX" == flex], [
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ver_ge_ver () {
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v1=$1
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v2=$2
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v3=$3
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ref_v1=$4
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ref_v2=$5
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ref_v3=$6
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AS_IF([test -n "$v1" -a "$v1" -gt "$ref_v1"], [
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return 0
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])
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AS_IF([test -n "$v1" -a "$v1" -eq "$ref_v1"], [
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AS_IF([test "$v2" -gt "$ref_v2"], [
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return 0
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])
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AS_IF([test "$v2" -eq "$ref_v2"], [
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AS_IF([test "$v3" -ge "$ref_v3"], [
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return 0
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])
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])
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])
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return 1
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}
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flex_version=`$LEX --version | $AWK '{print $2}'`
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AS_IF([test "$flex_version" == "version"], [
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flex_version=`$LEX --version | $AWK '{print $3}'`
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])
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flex_v1=`echo $flex_version | $AWK -F . '{print $1}' | $SED -e 's/[a-zA-Z]//g'`
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flex_v2=`echo $flex_version | $AWK -F . '{print $2}' | $SED -e 's/[a-zA-Z]//g'`
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flex_v3=`echo $flex_version | $AWK -F . '{print $3}' | $SED -e 's/[a-zA-Z]//g'`
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# bison error locations require flex >= 2.5.31
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flex_ref_v1=2
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flex_ref_v2=5
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flex_ref_v3=31
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flex_ref_version="$flex_ref_v1.$flex_ref_v2.$flex_ref_v3"
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AC_MSG_CHECKING([for flex >= $flex_ref_version, required for SVF error locations])
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#
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AS_IF([ver_ge_ver $flex_v1 $flex_v2 $flex_v3 $flex_ref_v1 $flex_ref_v2 $flex_ref_v3], [
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AC_MSG_RESULT([yes - flex $flex_version])
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AM_CONDITIONAL([BISON_LOCATIONS], true)
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bison_locations=yes
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], [
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AC_MSG_RESULT([no - flex $flex_version])
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AM_CONDITIONAL([BISON_LOCATIONS], false)
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bison_locations=no
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])
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# bsdl lexer requires flex >= 2.5.33
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flex_ref_v1=2
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flex_ref_v2=5
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flex_ref_v3=33
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flex_ref_version="$flex_ref_v1.$flex_ref_v2.$flex_ref_v3"
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AC_MSG_CHECKING([for flex >= $flex_ref_version, required for BSDL lexer])
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#
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AS_IF([ver_ge_ver $flex_v1 $flex_v2 $flex_v3 $flex_ref_v1 $flex_ref_v2 $flex_ref_v3], [
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AC_MSG_RESULT([yes - flex $flex_version])
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bsdl_lexer=true
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], [
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AC_MSG_RESULT([no - flex $flex_version])
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bsdl_lexer=false
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])
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], [
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bison_locations=no
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AM_CONDITIONAL([BISON_LOCATIONS], false)
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bsdl_lexer=false
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])
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dnl If the transformed bsdl_flex.c is already existing, it doesn't matter
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dnl that flex is too old for building the lexer.
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AS_IF([test "x$bsdl_lexer" == xfalse], [
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AS_IF([test -r src/bsdl/bsdl_flex.c], [
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bsdl_lexer=true
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])
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])
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dnl Enable BSDL subsystem?
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AC_ARG_ENABLE(bsdl,
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[ --enable-bsdl Enable BSDL subsystem (default is enabled)],
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[case "${enableval}" in
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@ -308,7 +349,7 @@ AC_ARG_ENABLE(bsdl,
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no) bsdl=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-bsdl) ;;
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esac],
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[bsdl=true])
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[bsdl=$bsdl_lexer])
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AS_IF([test "x$bsdl" = xtrue], [
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AM_CONDITIONAL(ENABLE_BSDL, true)
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AC_DEFINE(ENABLE_BSDL, 1, [define if BSDL subsystem is enabled])
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@ -353,7 +394,7 @@ jtag is now configured for
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FTDI cable support
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via libftdi : $FLAG_HAVELIBFTDI
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via libftd2xx : $FLAG_HAVELIBFTD2XX
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SVF error locations : $modern_flex ($LEX $flex_version)
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SVF error locations : $bison_locations
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Build SVF player : $FLAG_SVF
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Build BSDL subsystem : $FLAG_BSDL
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])
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Arnim Läuger
17 years ago