X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure;h=b8a2aef95abb926de8600e771c743631baf31d1b;hb=c222f1246ff606b9ae532f2eecbcfe1565667bde;hp=bdc1db82f8bc0a07f2f1769351851402bf680a42;hpb=d237841cc55e98729567c83ac4038902d0082b86;p=binutils-gdb.git diff --git a/configure b/configure index bdc1db82f8b..b8a2aef95ab 100755 --- a/configure +++ b/configure @@ -17,12 +17,9 @@ # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software -# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -# Please email any bugs, comments, and/or additions to this file to: -# configure@cygnus.com - -# This file was written by K. Richard Pixley. +# This file was originally written by K. Richard Pixley. # # Shell script to create proper links to machine-dependent files in @@ -48,8 +45,10 @@ symbolic_link='ln -s' Makefile=Makefile Makefile_in=Makefile.in -arguments=$* +arguments= build_alias= +cache_file= +cache_file_option= configdirs= exec_prefix= exec_prefixoption= @@ -138,12 +137,20 @@ 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* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-*) + --b* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-*) optarg=$1 shift + arguments="$arguments $option=$optarg" + ;; + --v) + arguments="$arguments -v" + ;; + --*) + arguments="$arguments $option" ;; esac @@ -158,6 +165,9 @@ do ;; esac ;; + --cache*) + cache_file=$optarg + ;; --disable-*) enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'` eval $enableopt=no @@ -212,7 +222,7 @@ do --program-transform-name* | --program-t*) # Double any backslashes or dollar signs in the argument program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`" - program_transform_nameoption="--program-transform-nameoption='$optarg'" + program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'" ;; --rm) removing=--rm @@ -328,6 +338,20 @@ case "${fatal}" in guesssys=`echo ${progname} | sed 's/configure$/config.guess/'` if host_alias=`${guesssys}` then + # If the string we are going to use for + # the target is a prefix of the string + # we just guessed for the host, then + # assume we are running native, and force + # the same string for both target and host. + case $target_alias in + NOTARGET) ;; + *) + if expr $host_alias : $target_alias >/dev/null + then + host_alias=$target_alias + fi + ;; + esac echo "Configuring for a ${host_alias} host." 1>&2 arguments="--host=$host_alias $arguments" else @@ -337,6 +361,8 @@ case "${fatal}" in ;; *) host_alias=$undefs + arguments="--host=$host_alias $arguments" + undefs=NOUNDEFS ;; esac esac @@ -351,6 +377,7 @@ case "${fatal}" in ;; *) target_alias=$undefs + arguments="--target=$target_alias $arguments" ;; esac esac @@ -360,29 +387,29 @@ esac if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then exec 1>&2 - echo Usage: configure [OPTIONS] HOST + echo Usage: configure [OPTIONS] [HOST] echo echo Options: [defaults in brackets] - echo ' --prefix=MYDIR configure for installation of host independent files into MYDIR. ["/usr/local"]' - echo ' --exec-prefix=MYDIR configure for installation of host dependent files into MYDIR. ["/usr/local"]' - echo ' --help print this message. [normal config]' - echo ' --build=BUILD configure for building on BUILD. [BUILD=HOST]' - echo ' --host=HOST configure for HOST. [determined via config.guess]' - echo ' --norecursion configure this directory only. [recurse]' - echo ' --program-prefix=FOO install programs with FOO prepended to their names. [ "" ]' - echo ' --program-suffix=FOO install programs with FOO appended to their names. [ "" ]' - echo ' --program-transform-name=FOO install programs with names transformed by sed pattern FOO. [ "" ]' - echo ' --site=SITE configure with site specific makefile for SITE' - echo ' --srcdir=DIR find the sources in DIR. ["." or ".."]' - echo ' --target=TARGET configure for TARGET. [TARGET = HOST]' - echo ' --tmpdir=TMPDIR create temporary files in TMPDIR. [ TMPDIR = "/tmp" ]' - echo ' --nfp configure the compilers default to soft floating point. [hard float]' + echo ' --prefix=MYDIR install into MYDIR [/usr/local]' + echo ' --exec-prefix=MYDIR install host-dependent files into MYDIR [/usr/local]' + echo ' --help print this message [normal config]' + echo ' --build=BUILD configure for building on BUILD [BUILD=HOST]' + echo ' --host=HOST configure for HOST [determined via config.guess]' + echo ' --norecursion configure this directory only [recurse]' + echo ' --program-prefix=FOO prepend FOO to installed program names [""]' + echo ' --program-suffix=FOO append FOO to installed program names [""]' + echo ' --program-transform-name=P transform installed names by sed pattern P [""]' + echo ' --site=SITE configure with site-specific makefile for SITE' + echo ' --srcdir=DIR find the sources in DIR [. or ..]' + echo ' --target=TARGET configure for TARGET [TARGET=HOST]' + echo ' --tmpdir=TMPDIR create temporary files in TMPDIR [/tmp]' + echo ' --nfp configure for software floating point [hard float]' echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)' echo ' --without-FOO package FOO is NOT available' echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)' echo ' --disable-FOO do not include feature FOO' echo - echo 'Where HOST and TARGET are something like "sun4", "decstation", "encore", etc.' + echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.' echo if [ -r config.status ] ; then cat config.status @@ -424,7 +451,18 @@ 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. @@ -439,7 +477,7 @@ case "${srcdir}" in esac # default exec_prefix -case "${exec_prefix}" in +case "${exec_prefixoption}" in "") exec_prefix="\$(prefix)" ;; *) ;; esac @@ -448,6 +486,34 @@ esac case "`grep '^# per\-host:' ${srcdir}/configure.in`" in "") echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2 + # Check for a directory that's been converted to use autoconf since + # it was last configured. + if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then + echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2 + if [ -r ${srcdir}/configure ] ; then + echo '***' Running the local configure script. 1>&2 + case "${cache_file}" in + "") cache_file_option= ;; + *) cache_file_option="--cache-file=${cache_file}" ;; + esac + srcdiroption="--srcdir=${srcdir}" + case "${build_alias}" in + "") buildopt= ;; + *) buildopt="--build=${build_alias}" ;; + esac + eval exec ${config_shell} ${srcdir}/configure ${verbose} \ + ${buildopt} --host=${host_alias} --target=${target_alias} \ + ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \ + ${srcdiroption} \ + ${program_prefixoption} ${program_suffixoption} \ + ${program_transform_nameoption} ${site_option} \ + ${withoptions} ${withoutoptions} \ + ${enableoptions} ${disableoptions} \ + ${cache_file_option} ${removing} ${other_options} ${redirect} + else + echo '***' There is no configure script present though. 1>&2 + fi + fi exit 1 ;; *) ;; @@ -468,7 +534,12 @@ esac # keep this filename short for &%*%$*# 14 char file names tmpfile=${TMPDIR}/cONf$$ -trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0 +# Note that under many versions of sh a trap handler for 0 will *override* any +# exit status you explicitly specify! At this point, the only non-error exit +# is at the end of the script; these actions are duplicated there, minus +# the "exit 1". Don't use "exit 0" anywhere after this without resetting the +# trap handler, or you'll lose. +trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15 # split ${srcdir}/configure.in into common, per-host, per-target, # and post-target parts. Post-target is optional. @@ -496,18 +567,35 @@ case "${srctrigger}" in esac case "${build_alias}" in -"") ;; +"") + if result=`${config_shell} ${configsub} ${host_alias}` ; then + build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` + build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` + build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` + build=${build_cpu}-${build_vendor}-${build_os} + build_alias=${host_alias} + fi + ;; *) - result=`${configsub} ${build_alias}` - buildopt="--build=${build_alias}" - build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` - build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` - build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` - build=${build_cpu}-${build_vendor}-${build_os} + if result=`${config_shell} ${configsub} ${build_alias}` ; then + buildopt="--build=${build_alias}" + build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` + build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` + build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` + build=${build_cpu}-${build_vendor}-${build_os} + else + echo "Unrecognized build system name ${build_alias}." 1>&2 + exit 1 + fi ;; esac -result=`${configsub} ${host_alias}` +if result=`${config_shell} ${configsub} ${host_alias}` ; then + true +else + echo "Unrecognized host system name ${host_alias}." 1>&2 + exit 1 +fi host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` @@ -515,7 +603,12 @@ host=${host_cpu}-${host_vendor}-${host_os} . ${tmpfile}.hst -result=`${configsub} ${target_alias}` +if result=`${config_shell} ${configsub} ${target_alias}` ; then + true +else + echo "Unrecognized target system name ${target_alias}." 1>&2 + exit 1 +fi target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'` target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'` target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'` @@ -559,16 +652,150 @@ if [ "${host_alias}" != "${target_alias}" ] ; then fi fi -# Merge program_prefix and program_suffix onto program_transform_name -# Use a double $ so that make ignores it +# Merge program_prefix and program_suffix onto program_transform_name. +# (program_suffix used to use $, but it's hard to preserve $ through both +# make and sh.) if [ "${program_suffix}" != "" ] ; then - program_transform_name="-e s,\$\$,${program_suffix}, ${program_transform_name}" + program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}" fi if [ "${program_prefix}" != "" ] ; then program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}" fi +# If CC and CXX are not set in the environment, and the Makefile +# exists, try to extract them from it. This is to handle running +# ./config.status by hand. +if [ -z "${CC}" -a -r Makefile ]; then + sed -n -e ':loop +/\\$/ N +/\\$/ b loop +s/\\\n//g +/^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc + CC=`tail -1 Makefile.cc` + rm -f Makefile.cc +fi + +if [ -z "${CXX}" -a -r Makefile ]; then + sed -n -e ':loop +/\\$/ N +/\\$/ b loop +s/\\\n//g +/^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc + CXX=`tail -1 Makefile.cc` + rm -f Makefile.cc +fi + +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="${tools} CC_FOR_TARGET CXX_FOR_TARGET HOST_PREFIX" + tools="${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}='${t}'" + fi + rm -f Makefile.v + fi + done + + AR=${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} + 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=${LEX-flex} + fi + + # Export variables which autoconf might try to set. + export AS + export AR + export CC_FOR_BUILD + export LD + export NM + export RANLIB +else + # If CC is still not set, try to get gcc. + if [ -z "${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 + for subdir in . ${subdirs} ; do # ${subdir} is relative path from . to the directory we're currently @@ -657,8 +884,8 @@ for subdir in . ${subdirs} ; do .) ;; *) cat > ${subdir}/.gdbinit < ${Makefile} + rm -f ${subdir}/Makefile.tem else echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2 echo '***' is missing in ${PWD=`pwd`}. 1>&2 @@ -755,11 +983,6 @@ EOF # real copy now in ${subdir}/Makefile.tem - # Remove patch suffixes from host name. - # See similar code in configure.in. - # Example: 'sparc-sun-sunos4.1.3_U1' - host_osnop=`echo ${host_os} | sed '/sunos/s/_U1//'` - # prepend warning about editting, and a bunch of variables. rm -f ${Makefile} cat > ${Makefile} <> ${Makefile} << EOF + *) cat >> ${Makefile} << EOF build_alias = ${build_alias} build_cpu = ${build_cpu} build_vendor = ${build_vendor} build_os = ${build_os} -build_canonical = ${build_cpu}-${build_vendor}-${build_osnop} +build_canonical = ${build_cpu}-${build_vendor}-${build_os} EOF esac @@ -811,11 +1033,6 @@ EOF echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile} fi - # make sure that some sort of reasonable default exists for these - # two variables - CXX=${CXX-"g++ -O"} - CC=${CC-cc} - # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS, # remove any form feeds. if [ -z "${subdirs}" ]; then @@ -828,6 +1045,20 @@ EOF fi sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \ -e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \ + -e "/^CC[ ]*=/{ + :loop1 + /\\\\$/ N + /\\\\$/ b loop1 + s/\\\\\\n//g + s%^CC[ ]*=.*$%CC = ${CC}% + }" \ + -e "/^CXX[ ]*=/{ + :loop2 + /\\\\$/ N + /\\\\$/ b loop2 + s/\\\\\\n//g + s%^CXX[ ]*=.*$%CXX = ${CXX}% + }" \ -e "s:^SHELL[ ]*=.*$:SHELL = ${config_shell}:" \ -e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \ -e "s/ //" \ @@ -836,6 +1067,23 @@ EOF -e "s:^program_transform_name[ ]*=.*$: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 ${Makefile} else @@ -936,6 +1184,18 @@ if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then ;; esac + # Handle --cache-file=../XXX + case "${cache_file}" in + "") # empty + ;; + /*) # absolute path + cache_file_option="--cache-file=${cache_file}" + ;; + *) # relative path + cache_file_option="--cache-file=../${cache_file}" + ;; + esac + ### check for guested configure, otherwise fix possibly relative progname if [ -f ${newsrcdir}/configure ] ; then recprog=${newsrcdir}/configure @@ -953,7 +1213,7 @@ if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then if [ ! -z "${recprog}" ] ; then if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \ ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \ - ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${removing} ${other_options} ${redirect} ; then + ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then true else echo Configure in `pwd` failed, exiting. 1>&2 @@ -966,6 +1226,11 @@ if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then done fi +# Perform the same cleanup as the trap handler, minus the "exit 1" of course, +# and reset the trap handler. +rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos +trap 0 + exit 0 #