# Copyright (C) 1988, 1990, 1991, 1992 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# 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. */
# Please email any bugs, comments, and/or additions to this file to:
# This file was written by K. Richard Pixley.
# Shell script to create proper links to machine-dependent files in
# preparation for compilation.
# If configure succeeds, it leaves its status in config.status.
# If configure fails after disturbing the status quo,
# config.status is removed.
export PATH ||
(echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh
$0 $argv; kill $$
)
#symbolic_link="echo ln -s"
# clear some things potentially inherited from environment.
program_transform_nameoption
=
version
="$Revision: 1.2 $"
NO_EDIT
="This file was generated automatically by configure. Do not edit."
## this is a little touchy and won't always work, but...
## if the argv[0] starts with a slash then it is an absolute name that can (and
## otherwise, if argv[0] has no slash in it, we can assume that it is on the
## path. Since PATH might include "." we also add `pwd` to the end of PATH.
# if PWD already has a value, it is probably wrong.
if [ -n "$PWD" ]; then PWD
=`pwd`; fi
PATH
=$PATH:${PWD=`pwd`} ; export PATH
# handle things that might have args following as separate words
if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix
=
elif [ -n "${next_exec_prefix}" ] ; then
exec_prefixoption
="-exec_prefix=${exec_prefix}"
elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
# remove any possible trailing slash from srcdir. See note below.
elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
elif [ -n "${next_program_prefix}" ] ; then
program_prefixoption="-program_prefix=${program_prefix}"
elif [ -n "${next_program_suffix}" ] ; then
program_suffixoption="-program_suffix=${program_suffix}"
elif [ -n "${next_program_transform_name}" ] ; then
# Double any backslashes or dollar signs in the argument
program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
program_transform_nameoption="${program_transform_nameoption} -program_transform_name='${arg}'"
next_program_transform_name=
elif [ -n "${next_target}" ] ; then
case "${target_alias}" in
echo '***' Can only configure for one target at a time. 1>&2
elif [ -n "${next_tmpdir}" ] ; then
tmpdiroption="--tmpdir=${arg}"
-exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=*)
exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
-exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e)
-host=* | --host=* | --hos=* | --ho=*)
host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
echo '***' Can only configure for one host at a time. 1>&2
-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
-prefix | --prefix | --prefi | --pref | --pre)
-rm | --rm) removing=${arg} ;;
-program_prefix=* | --program_prefix=* | --program_prefi=* | --program_pref=* | --program_pre=* | --program_pr=* | --program_p=*)
program_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
program_prefixoption=${arg}
-program_prefix | --program_prefix | --program_prefi | --program_pref | --program_pre | --program_pr | --program_p)
-program_suffix=* | --program_suffix=* | --program_suffi=* | --program_suff=* | --program_suf=* | --program_su=* | --program_s=*)
program_suffix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
program_suffixoption=${arg}
-program_suffix | --program_suffix | --program_suffi | --program_suff | --program_suf | --program_su | --program_s )
-program_transform_name=* | --program_transform_name=* | --program_transform_nam=* | --program_transform_na=* | --program_transform_n=* | --program_transform_=* | --program_transform=* | --program_transfor=* | --program_transfo=* | --program_transf=* | --program_trans=* | --program_tran=* | --program_tra=* | --program_tr=* | --program_t=*)
# Double any \ or $ in the argument
program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/^[-a-z_]*=//' -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
program_transform_nameoption="${program_transform_nameoption} -program_transform_name='`echo ${arg} | sed 's
/^
[-a-z_]*=//'`'"
-program_transform_name | --program_transform_name | --program_transform_nam | --program_transform_na | --program_transform_n | --program_transform_ | --program_transform | --program_transfor | --program_transfo | --program_transf | --program_trans | --program_tran | --program_tra | --program_tr | --program_t)
next_program_transform_name=yes
-site=* | --site=* | --sit=* | --si=*)
site=`echo ${arg} | sed 's/^[-a-z]*=//'`
# remove trailing slashes. Otherwise, when the file name gets
# bolted into an object file as debug info, it has two slashes in
# it. Ordinarily this is ok, but emacs takes double slash to
# mean "forget the first part
".
-srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
srcdir=`echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
-srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
-target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
case "${target_alias}" in
"") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
echo '***' Can only configure for one target at a time. 1>&2
-target | --target | --targe | --targ | --tar | --ta)
-tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
-tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
-version | -V | --version | --V)
echo "This is Cygnus Configure version
" `echo ${version} | sed 's/[ $:]//g'`
echo "Unrecognized option
: \"${arg}\"". ;
echo '***' Can only configure for one host and one target at a time. 1>&2
# process host and target
# # Complain if an arg is missing
# if [ -z "${host_alias}" ] ; then
# echo "configure
: No HOST specified.
" ;
### This is a bit twisted.
### * if all three are specified, this is an error.
### * if we have neither hosts, nor unadorned args, this is an error.
### * if no hosts are specified, then the unadorned args are hosts, but if
### there were none, this is an error.
### * if no targets are specified, then the unadorned args are targets, but if
### there were no unadorned args, then the hosts are also targets.
if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ] ; then
echo '***' Can only configure for one host and one target at a time. 1>&2
elif [ -z "${host_alias}" -a -z "${undefs}" ] ; then
echo '***' You must tell me for which host you want to configure. 1>&2
"") host_alias=${undefs} ;;
case "${target_alias}" in
"") target_alias=${host_alias} ;;
*) target_alias=${undefs} ;;
if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
(echo "Usage
: configure HOST
" ;
echo "Options
: [defaults
in brackets
]" ;
echo " -exec_prefix=MYDIR configure
for installation of
host dependent files into MYDIR.
[\"/usr
/local\"]" ;
echo " -gas configure the compilers
for use with gas.
[native as
]" ;
echo " -help print this message.
[normal config
]" ;
echo " -lang=LANG configure to build LANG.
[gcc
]" ;
echo " -nfp configure the compilers default to soft floating point.
[hard float
]" ;
echo " -norecursion configure this directory only.
[recurse
]" ;
echo " -prefix=MYDIR configure
for installation of
host dependent files into MYDIR.
[\"/usr
/local\"]" ;
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 "Where HOST and TARGET are something like
\"vax
\", \"sun3
\", \"encore
\", etc.
" ;
if [ -r config.status ] ; then
configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
# this is a hack. sun4 must always be a valid host alias or this will fail.
if ${configsub} sun4 >/dev/null 2>&1 ; then
echo '***' cannot find config.sub. 1>&2
if ${moveifchange} config.junk config.trash ; then
echo '***' cannot find move-if-change. 1>&2
rm -f config.junk config.trash
if [ -r configure.in ] ; then
if [ -r ${progname}.in ] ; then
srcdir=`echo ${progname} | sed 's:/configure$::'`
echo '***' "Can
't find configure.in. Try using -srcdir=some_dir" 1>&2
### warn about some conflicting configurations.
if [ -f ${srcdir}/config.status ] ; then
echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
"") exec_prefix="\$(prefix)" ;;
### break up ${srcdir}/configure.in.
case "`grep '^
# per\-host:' ${srcdir}/configure.in`" in
echo '***' ${srcdir}/configure.
in has no
"per-host:" line.
1>&2
case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
echo '***' ${srcdir}/configure.
in has no
"per-target:" line.
1>&2
"") TMPDIR
=/tmp
; export TMPDIR
;;
# keep this filename short for &%*%$*# 14 char file names
trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
# split ${srcdir}/configure.in into common, per-host, per-target,
# and post-target parts. Post-target is optional.
sed -e '/^# per\-host:/,$d' ${srcdir}/configure.
in > ${tmpfile}.com
sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.
in > ${tmpfile}.hst
if grep '^# post-target:' ${srcdir}/configure.
in >/dev
/null
; then
sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.
in > ${tmpfile}.tgt
sed -e '1,/^# post\-target:/d' ${srcdir}/configure.
in > ${tmpfile}.pos
sed -e '1,/^# per\-target:/d' ${srcdir}/configure.
in > ${tmpfile}.tgt
### do common part of configure.in
# some sanity checks on configure.in
echo '***' srctrigger not
set in ${PWD=`pwd`}/configure.
in.
1>&2
result
=`${configsub} ${host_alias}`
host_cpu
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
host_vendor
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
host_os
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
host=${host_cpu}-${host_vendor}-${host_os}
result
=`${configsub} ${target_alias}`
target_cpu
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
target_vendor
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
target_os
=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
target
=${target_cpu}-${target_vendor}-${target_os}
# Find the source files, if location was not specified.
if [ ! -r ${srctrigger} ] ; then
if [ ! -r ${srcdir}/${srctrigger} ] ; then
case "${srcdirdefaulted}" in
"") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
*) echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
echo '***' \
(At least
${srctrigger} is missing.\
) 1>&2
tooldir
="\$(libdir)/${target_alias}"
if [ "${host_alias}" != "${target_alias}" ] ; then
if [ "${program_prefix}" = "" ] ; then
if [ "${program_suffix}" = "" ] ; then
if [ "${program_transform_name}" = "" ] ; then
program_prefix
=${target_alias}- ;
# Merge program_prefix and program_suffix onto program_transform_name
# Use a double $ so that make ignores it
if [ "${program_suffix}" != "" ] ; then
program_transform_name
="-e s/\$\$/${program_suffix}/ ${program_transform_name}"
if [ "${program_prefix}" != "" ] ; then
program_transform_name
="-e s/^/${program_prefix}/ ${program_transform_name}"
for subdir
in .
${subdirs} ; do
# ${subdir} is relative path from . to the directory we're currently
# ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
invsubdir
=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
### figure out what to do with srcdir
".") # no -srcdir option. We're building in place.
makesrcdir
=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
.
) makesrcdir
=${srcdir} ;;
*) makesrcdir
=`echo ${subdir} | sed -e 's:[^./][^./]*:..:g'`/${srcdir}/${subdir} ;;
if [ "${subdir}/" != "./" ] ; then
Makefile=${subdir}/Makefile
if [ ! -d ${subdir} ] ; then
*) eval echo Building in ${subdir} ${redirect} ;;
# FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
# Set up the list of links to be made.
# ${links} is the list of link names, and ${files} is the list of names to link to.
if [ -r ${subdir}/config.status ] ; then
mv -f ${subdir}/config.status ${subdir}/config.back
while [ -n "${files}" ] ; do
# set file to car of files, files to cdr of files
set ${files}; file=$1; shift; files=$*
set ${links}; link=$1; shift; links=$*
if [ ! -r ${srcdir}/${file} ] ; then
echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
echo '***' "since the file \"${file}\" does not exist." 1>&2
# Make a symlink if possible, otherwise try a hard link
${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
if [ ! -r ${link} ] ; then
echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
# Create a .gdbinit file which runs the one in srcdir
# and tells GDB to look there for source files.
if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
*) cat > ${subdir}/.gdbinit <<EOF
source ${makesrcdir}/.gdbinit
# Install a makefile, and make it set VPATH
# if necessary so that the sources are found.
# Also change its value of srcdir.
# NOTE: Makefile generation constitutes the majority of the time in configure. Hence, this section has
# been somewhat optimized and is perhaps a bit twisty.
# code is order so as to try to sed the smallest input files we know.
# the three makefile fragments MUST end up in the resulting Makefile in this order: target, host, and site.
# so do these separately because I don't trust the order of sed -e expressions.
# Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
rm -f ${subdir}/Makefile.tem
"") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ; chmod +w ${subdir}/Makefile.tem ;;
site_makefile_frag=${srcdir}/config/ms-${site}
if [ -f ${site_makefile_frag} ] ; then
sed -e "/^####/ r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
# working copy now in ${subdir}/Makefile.tem
# Conditionalize the makefile for this host.
case "${host_makefile_frag}" in
"") mv ${subdir}/Makefile.tem ${Makefile} ;;
if [ ! -f ${host_makefile_frag} ] ; then
host_makefile_frag=${srcdir}/${host_makefile_frag}
if [ -f ${host_makefile_frag} ] ; then
sed -e "/^####/ r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
echo '***' is missing in ${PWD=`pwd`}. 1>&2
mv ${subdir}/Makefile.tem ${Makefile}
# working copy now in ${Makefile}
# Conditionalize the makefile for this target.
rm -f ${subdir}/Makefile.tem
case "${target_makefile_frag}" in
"") mv ${Makefile} ${subdir}/Makefile.tem ;;
if [ ! -f ${target_makefile_frag} ] ; then
target_makefile_frag=${srcdir}/${target_makefile_frag}
if [ -f ${target_makefile_frag} ] ; then
sed -e "/^####/ r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
mv ${Makefile} ${subdir}/Makefile.tem
# real copy now in ${subdir}/Makefile.tem
# prepend warning about editting, and a bunch of variables.
host_alias = ${host_alias}
host_vendor = ${host_vendor}
target_alias = ${target_alias}
target_cpu = ${target_cpu}
target_vendor = ${target_vendor}
case "${target_makefile_frag}" in
echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
case "${host_makefile_frag}" in
echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
if [ "${site_makefile_frag}" != "" ] ; then
echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
# fixme: this shouldn't be in configure.
# Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
echo "ALL=all.internal" >> ${Makefile}
echo "CROSS=-DCROSS_COMPILE" >> ${Makefile}
echo "ALL=all.cross" >> ${Makefile}
# reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
if [ -z "${subdirs}" ]; then
rm -f ${subdir}/Makefile.tem2
sed -e "s:^SUBDIRS[ ]*=.*$:SUBDIRS = ${configdirs}:" \
-e "s:^NONSUBDIRS[ ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
rm -f ${subdir}/Makefile.tem
mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \
-e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \
-e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \
-e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
-e "s:^program_suffix[ ]*=.*$:program_suffix = ${program_suffix}:" \
-e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \
-e "s:^tooldir[ ]*=.*$:tooldir = ${tooldir}:" \
${subdir}/Makefile.tem >> ${Makefile}
# final copy now in ${Makefile}
rm -f ${subdir}/Makefile.tem
case "${host_makefile_frag}" in
*) using="and \"${host_makefile_frag}\"" ;;
case "${target_makefile_frag}" in
*) using="${using} and \"${target_makefile_frag}\"" ;;
case "${site_makefile_frag}" in
*) using="${using} and \"${site_makefile_frag}\"" ;;
newusing=`echo "${using}" |
sed 's/and/using/'`
echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
# describe the chosen configuration in config.status.
# Make that file a shellscript which will reestablish
# the same configuration. Used in Makefiles to rebuild
"") arguments="${arguments} -norecursion" ;;
if [ ${subdir} = . ] ; then
# This directory was configured as follows:
${progname}" ${arguments} "
# ${using}" > ${subdir}/config.new
# This directory was configured as follows:
${progname}" ${arguments} "
# ${using}" > ${subdir}/config.new
chmod a+x ${subdir}/config.new
if [ -r ${subdir}/config.back ] ; then
mv -f ${subdir}/config.back ${subdir}/config.status
${moveifchange} ${subdir}/config.new ${subdir}/config.status
*) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
# If there are subdirectories, then recur.
if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
for configdir in ${configdirs} ; do
eval echo Configuring ${configdir}... ${redirect}
if [ -d ${srcdir}/${configdir} ] ; then
if [ ! -d ./${configdir} ] ; then
### figure out what to do with srcdir
".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
newsrcdir=${srcdir}/${configdir}
srcdiroption="-srcdir=${newsrcdir}"
newsrcdir=../${srcdir}/${configdir}
srcdiroption="-srcdir=${newsrcdir}"
### check for guested configure, otherwise fix possibly relative progname
if [ -f ${newsrcdir}/configure ] ; then
recprog=${newsrcdir}/configure
/*) recprog=${progname} ;;
*) recprog=../${progname} ;;
### The recursion line is here.
if eval ${recprog} ${verbose} ${host_alias} -target=${target_alias} \
${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${removing} ${redirect} ; then
eval echo Warning: source directory \"${srcdir}/${configdir}\" is missing. ${redirect}