X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=configure;h=3d6be6e085c34cd399d45fae3fba52f597079597;hb=5bd7d779468c304ae4e9d86e9c1ef2641a0e67bc;hp=784c2804d4c4aec106f569c9df16bfd877868842;hpb=96457d7f4d452f9c47e84eafaec8aadadf5eb608;p=deliverable%2Fbinutils-gdb.git diff --git a/configure b/configure index 784c2804d4..3d6be6e085 100755 --- a/configure +++ b/configure @@ -45,7 +45,7 @@ symbolic_link='ln -s' Makefile=Makefile Makefile_in=Makefile.in -arguments=$* +arguments= build_alias= cache_file= cache_file_option= @@ -137,19 +137,27 @@ do case $option in --*=*) optarg=`echo $option | sed -e 's/^[^=]*=//'` + arguments="$arguments $option" ;; # These options have mandatory values. Since we didn't find an = sign, # the value must be in the next argument - --b* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-*) + --bu* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-* | --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*) optarg=$1 shift + arguments="$arguments $option=$optarg" + ;; + --v) + arguments="$arguments -v" + ;; + --*) + arguments="$arguments $option" ;; esac # Now, process the options case $option in - --build* | --b*) + --build* | --bu*) case "$build_alias" in "") build_alias=$optarg ;; *) echo '***' Can only configure for one build machine at a time. 1>&2 @@ -277,6 +285,9 @@ do ;; --x-i* | --x-l*) other_options="$other_options $orig_option" ;; + --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*) + # These options were added to autoconf for emacs. + ;; --*) echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2 exit 1 @@ -353,6 +364,8 @@ case "${fatal}" in ;; *) host_alias=$undefs + arguments="--host=$host_alias $arguments" + undefs=NOUNDEFS ;; esac esac @@ -367,6 +380,7 @@ case "${fatal}" in ;; *) target_alias=$undefs + arguments="--target=$target_alias $arguments" ;; esac esac @@ -440,7 +454,18 @@ case "${srcdir}" in fi fi ;; -*) ;; +*) + # Set srcdir to "." if that's what it is. + # This is important for multilib support. + if [ ! -d ${srcdir} ] ; then + echo "Invalid source directory ${srcdir}" >&2 + exit 1 + fi + pwd=`pwd` + srcpwd=`cd ${srcdir} ; pwd` + if [ "${pwd}" = "${srcpwd}" ] ; then + srcdir=. + fi esac ### warn about some conflicting configurations. @@ -550,7 +575,7 @@ case "${build_alias}" in build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` - build=${host_cpu}-${host_vendor}-${host_os} + build=${build_cpu}-${build_vendor}-${build_os} build_alias=${host_alias} fi ;; @@ -649,7 +674,7 @@ if [ -z "${CC}" -a -r Makefile ]; then /\\$/ N /\\$/ b loop s/\\\n//g -/^CC[ ]*=/ s/CC[ ]*=\(.*\)/\1/p' < Makefile > Makefile.cc +/^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc CC=`tail -1 Makefile.cc` rm -f Makefile.cc fi @@ -659,30 +684,137 @@ if [ -z "${CXX}" -a -r Makefile ]; then /\\$/ N /\\$/ b loop s/\\\n//g -/^CXX[ ]*=/ s/CXX[ ]*=\(.*\)/\1/p' < Makefile > Makefile.cc +/^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc CXX=`tail -1 Makefile.cc` rm -f Makefile.cc fi -# If CC is still not set, try to get gcc. -if [ -z "${CC}" ]; then - IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" - for dir in $PATH; do - test -z "$dir" && dir=. - if test -f $dir/gcc; then - CC="gcc" - break +if [ "${build}" != "${host}" ]; then + # If we are doing a Canadian Cross, in which the host and build systems + # are not the same, we set reasonable default values for the tools. + + tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD" + tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET" + tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET HOST_PREFIX" + tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM" + tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET" + + for var in ${tools}; do + if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then + sed -n -e ':loop +/\\$/ N +/\\$/ b loop +s/\\\n//g +/^'"${var}"'[ ]*=/ s/'"${var}"'[ ]*=[ ]*\(.*\)/\1/p' \ + < Makefile > Makefile.v + t=`tail -1 Makefile.v` + if [ -n "${t}" ]; then + eval "${var}='${t}'" + fi + rm -f Makefile.v fi done - IFS="$save_ifs" - CC=${CC-cc} -fi -CXX=${CXX-"g++ -O"} + AR=${AR-${host_alias}-ar} + AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar} + AS=${AS-${host_alias}-as} + AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as} + CC=${CC-${host_alias}-gcc} + CXX=${CXX-${host_alias}-gcc} + CC_FOR_BUILD=${CC_FOR_BUILD-gcc} + CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc} + CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-gcc} + DLLTOOL=${DLLTOOL-${host_alias}-dlltool} + DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool} + HOST_PREFIX=${build_alias}- + HOST_PREFIX_1=${build_alias}- + LD=${LD-${host_alias}-ld} + LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld} + MAKEINFO=${MAKEINFO-makeinfo} + NM=${NM-${host_alias}-nm} + NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm} + RANLIB=${RANLIB-${host_alias}-ranlib} + RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib} + + if [ -z "${BISON}" ]; then + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + for dir in $PATH; do + test -z "$dir" && dir=. + if test -f $dir/byacc; then + BISON=byacc + break + fi + if test -f $dir/bison; then + BISON=bison + break + fi + if test -f $dir/yacc; then + BISON=yacc + break + fi + done + IFS="$save_ifs" + BISON=${BISON-bison} + fi + + if [ -z "${LEX}" ]; then + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + for dir in $PATH; do + test -z "$dir" && dir=. + if test -f $dir/flex; then + LEX=flex + break + fi + if test -f $dir/lex; then + LEX=lex + break + fi + done + IFS="$save_ifs" + LEX=${LEX-flex} + fi + + # Export variables which autoconf might try to set. + export AS + export AR + export CC_FOR_BUILD + export DLLTOOL + export LD + export NM + export RANLIB +else + # If CC is still not set, try to get gcc. + if [ -z "${CC}" ]; then + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + for dir in $PATH; do + test -z "$dir" && dir=. + if test -f $dir/gcc; then + CC="gcc -O2" + break + fi + done + IFS="$save_ifs" + CC=${CC-cc} + fi + + CXX=${CXX-"gcc"} +fi export CC export CXX +case "$host" in + *go32*) + enable_gdbtk=no ;; +esac + +# Determine whether gdb needs tk/tcl or not. +if [ "$enable_gdbtk" != "no" ]; then + GDB_TK="all-tcl all-tk" +else + GDB_TK="" +fi + for subdir in . ${subdirs} ; do # ${subdir} is relative path from . to the directory we're currently @@ -947,6 +1079,7 @@ EOF s%^CXX[ ]*=.*$%CXX = ${CXX}% }" \ -e "s:^SHELL[ ]*=.*$:SHELL = ${config_shell}:" \ + -e "s:^GDB_TK[ ]*=.*$:GDB_TK = ${GDB_TK}:" \ -e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \ -e "s/ //" \ -e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \ @@ -954,6 +1087,23 @@ EOF -e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \ -e "s:^tooldir[ ]*=.*$:tooldir = ${tooldir}:" \ ${subdir}/Makefile.tem >> ${Makefile} + + # If this is a Canadian Cross, preset the values of many more + # tools. + if [ "${build}" != "${host}" ]; then + for var in ${tools}; do + val=`eval 'echo $'"${var}"` + sed -e "/^${var}[ ]*=/{ + :loop1 + /\\\\$/ N + /\\\\$/ b loop1 + s/\\\\\\n//g + s%^${var}[ ]*=.*$%${var} = ${val}% + }" ${Makefile} > ${Makefile}.tem + mv -f ${Makefile}.tem ${Makefile} + done + fi + # final copy now in ${Makefile} else