### WARNING: this file contains embedded tabs. Do not run untabify on this file.
# Configuration script
-# Copyright (C) 1988, 1990-1993 Free Software Foundation, Inc.
+# Copyright (C) 1988, 1990, 1991, 1992, 1993 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
version="$Revision$"
x11=default
+### we might need to use some other shell than /bin/sh for running subshells
+#
+config_shell=${CONFIG_SHELL-/bin/sh}
+
NO_EDIT="This file was generated automatically by configure. Do not edit."
## this is a little touchy and won't always work, but...
;;
esac
-for arg in $*;
+for arg in $*
do
# handle things that might have args following as separate words
if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
elif [ -n "${next_exec_prefix}" ] ; then
exec_prefix=${arg}
- exec_prefixoption="-exec_prefix=${exec_prefix}"
+ exec_prefixoption="-exec-prefix=${exec_prefix}"
next_exec_prefix=
elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
# remove any possible trailing slash from srcdir. See note below.
next_program_suffix=
elif [ -n "${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/\\\$/$$/g'`"
- program_transform_nameoption="${program_transform_nameoption} -program_transform_name='${arg}'"
+ if [ -n "${arg}" ] ; then
+ program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
+ fi
+ program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
next_program_transform_name=
elif [ -n "${next_target}" ] ; then
next_target=
fatal=yes
;;
esac
+ elif [ -n "${next_host}" ] ; then
+ next_host=
+ case "${host_alias}" in
+ "")
+ host_alias="${arg}"
+ ;;
+ *)
+ echo '***' Can only configure for one host at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
elif [ -n "${next_tmpdir}" ] ; then
next_tmpdir=
tmpdiroption="--tmpdir=${arg}"
;;
esac
;;
+ -host=* | --host | --hos | --ho)
+ case "${host_alias}" in
+ "")
+ next_host=yes
+ ;;
+ *)
+ echo '***' Can only configure for one host at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
+ ;;
-nfp | --nf*)
floating_point=no
;;
next_program_suffix=yes
;;
-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=* | -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=*)
+ arg=`echo ${arg} | sed -e 's/^[-a-z_]*=//'`
# 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/\\\$/$$/g'`"
- program_transform_nameoption="${program_transform_nameoption} -program_transform_name='`echo ${arg} | sed 's/^[-a-z_]*=//'`'"
+ if [ -n "${arg}" ] ; then
+ program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
+ fi
+ program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
;;
-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 | -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
### 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 we have neither hosts, nor unadorned args, guess with config.guess.
### * 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 "${undefs}" ] ; then
+ if [ -n "${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
fatal=yes
- elif [ -z "${host_alias}" -a -z "${undefs}" ] ; then
- echo '- You did not tell me what kind of host system you want to configure.
-- I will attempt to guess the kind of system this is.' 1>&2
+ elif [ -z "${host_alias}" -a -z "${target_alias}" -a -z "${undefs}" ]
+ then
guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
if tmp_alias=`${guesssys}` ; then
- echo "- Looks like this is a ${tmp_alias}" 1>&2
+ echo "Configuring for a ${tmp_alias} host." 1>&2
host_alias=${tmp_alias}
- target_alias=${tmp_alias}
+ case "${target_alias}" in
+ "") target_alias=${tmp_alias} ;;
+ *) ;;
+ esac
arguments="--host=${host_alias} ${arguments}"
else
- echo '- Failed to guess the system type. You need to tell me.' 1>&2
+ echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
fatal=yes
fi
else
case "${host_alias}" in
- "") host_alias=${undefs} ;;
+ "")
+ case "${undefs}" in
+ "") host_alias=${target_alias} ;;
+ *) host_alias=${undefs} ;;
+ esac
+ ;;
*) ;;
esac
(echo "Usage: configure HOST" ;
echo ;
echo "Options: [defaults in brackets]" ;
- echo " -prefix=MYDIR configure for installation of host dependent 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 " -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 " -with-FOO, -with-FOO=BAR specify that FOO is available"
- echo " -without-FOO specify that FOO is NOT available"
+ echo " --prefix=MYDIR configure for installation of host dependent 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 " --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 " --with-FOO, --with-FOO=BAR specify that FOO is available"
+ echo " --without-FOO specify that FOO is NOT available"
echo ;
echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
echo ;
### break up ${srcdir}/configure.in.
case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
"")
- echo '***' ${srcdir}/configure.in has no "per-host:" line. 1>&2
+ echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
exit 1
;;
*) ;;
case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
"")
- echo '***' ${srcdir}/configure.in has no "per-target:" line. 1>&2
+ echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
exit 1
;;
*) ;;
exit 1
fi
-tooldir="\$(libdir)/${target_alias}"
+# Some systems (e.g., one of the i386-aix systems the gas testers are
+# using) don't handle "\$" correctly, so don't use it here.
+tooldir='$(exec_prefix)'/${target_alias}
if [ "${host_alias}" != "${target_alias}" ] ; then
- if [ "${program_prefix}" = "" ] ; then
- if [ "${program_suffix}" = "" ] ; then
- if [ "${program_transform_name}" = "" ] ; then
+ if [ "${program_prefixoption}" = "" ] ; then
+ if [ "${program_suffixoption}" = "" ] ; then
+ if [ "${program_transform_nameoption}" = "" ] ; then
program_prefix=${target_alias}- ;
fi
fi
echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
fi
- # fixme: this shouldn't be in configure.
- # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
- case "${host_alias}" in
- "${target_alias}")
- echo "ALL=all.internal" >> ${Makefile}
- ;;
- *)
- echo "CROSS=-DCROSS_COMPILE" >> ${Makefile}
- echo "ALL=all.cross" >> ${Makefile}
- ;;
- esac
+ # make sure that some sort of reasonable default exists for these
+ # two variables
+ CXX=${CXX-"g++ -O"}
+ CC=${CC-cc}
# reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
# remove any form feeds.
fi
sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \
-e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \
+ -e "s:^SHELL[ ]*=.*$:SHELL = ${config_shell}:" \
-e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \
-e "s/\f//" \
-e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
# final copy now in ${Makefile}
else
- echo "No Makefile.in found in ${srcdir}, unable to configure" 1>&2
+ echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
fi
rm -f ${subdir}/Makefile.tem
### check for guested configure, otherwise fix possibly relative progname
if [ -f ${newsrcdir}/configure ] ; then
recprog=${newsrcdir}/configure
- else
+ elif [ -f ${newsrcdir}/configure.in ] ; then
case "${progname}" in
/*) recprog=${progname} ;;
*) recprog=../${progname} ;;
esac
+ else
+ eval echo No configuration information in ${configdir} ${redirect}
+ recprog=
fi
### The recursion line is here.
- if eval ${recprog} ${verbose} --host=${host_alias} --target=${target_alias} \
- ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
- ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
- true
- else
- exit 1
- fi
+ if [ ! -z "${recprog}" ] ; then
+ if eval ${config_shell} ${recprog} ${verbose} --host=${host_alias} --target=${target_alias} \
+ ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
+ ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
+ true
+ else
+ exit 1
+ fi
+ fi
cd ${POPDIR}
fi