### WARNING: this file contains embedded tabs. Do not run untabify on this file.
# Configuration script
-# Copyright (C) 1988, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
+# Copyright (C) 1988, 90, 91, 92, 93, 94 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
#
# 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:
-
-# 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
Makefile=Makefile
Makefile_in=Makefile.in
-arguments=$*
+arguments=
+build_alias=
+cache_file=
+cache_file_option=
configdirs=
exec_prefix=
exec_prefixoption=
fatal=
floating_point=default
gas=default
-host_alias=
+host_alias=NOHOST
host_makefile_frag=
moveifchange=
-next_host=
-next_prefix=
-next_site=
-next_srcdir=
-next_target=
-next_tmpdir=
norecursion=
+other_options=
package_makefile_frag=
prefix=/usr/local
progname=
srcdir=
srctrigger=
subdirs=
-target_alias=
+target_alias=NOTARGET
target_makefile_frag=
-undefinedargs=
+undefs=NOUNDEFS
version="$Revision$"
x11=default
### we might need to use some other shell than /bin/sh for running subshells
#
-config_shell=${CONFIG_SHELL-}
+config_shell=${CONFIG_SHELL-/bin/sh}
NO_EDIT="This file was generated automatically by configure. Do not edit."
;;
esac
-for arg in $*
+# Loop over all args
+
+while :
do
- # handle things that might have args following as separate words
- if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
- elif [ -n "${next_exec_prefix}" ] ; then
- exec_prefix=${arg}
- exec_prefixoption="-exec-prefix=${exec_prefix}"
- next_exec_prefix=
- elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
- # remove any possible trailing slash from srcdir. See note below.
- elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
- elif [ -n "${next_program_prefix}" ] ; then
- program_prefix=${arg}
- program_prefixoption="-program_prefix=${program_prefix}"
- next_program_prefix=
- elif [ -n "${next_program_suffix}" ] ; then
- program_suffix=${arg}
- program_suffixoption="-program_suffix=${program_suffix}"
- next_program_suffix=
- elif [ -n "${next_program_transform_name}" ] ; then
- # Double any backslashes or dollar signs in the argument
- if [ -n "${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=
- case "${target_alias}" in
- "")
- target_alias="${arg}"
- ;;
- *)
- echo '***' Can only configure for one target at a time. 1>&2
- 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}"
- TMPDIR=${arg}
- else
- case ${arg} in
- -exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=* | -exec-prefix=* | --exec-prefix=* | --exec-prefi=* | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* )
- exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
- exec_prefixoption=${arg}
- ;;
- -exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e | -exec-prefix | --exec-prefix | --exec-prefi | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec-)
- next_exec_prefix=yes
- ;;
- -gas | --g*)
- gas=yes
- ;;
- -help | --he*)
- fatal=true
- ;;
- -host=* | --host=* | --hos=* | --ho=*)
- case "${host_alias}" in
- "")
- host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
- ;;
- *)
- echo '***' Can only configure for one host at a time. 1>&2
- fatal=yes
- ;;
- 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
- ;;
- -norecursion | --no*)
- norecursion=true
- ;;
- -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
- prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
- prefixoption=${arg}
- ;;
- -prefix | --prefix | --prefi | --pref | --pre)
- next_prefix=yes
- ;;
- -rm | --rm) removing=${arg} ;;
- -program_prefix=* | --program_prefix=* | --program_prefi=* | --program_pref=* | --program_pre=* | --program_pr=* | --program_p=* | -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-prefix | --program-prefix | --program-prefi | --program-pref | --program-pre | --program-pr | --program-p)
- next_program_prefix=yes
- ;;
- -program_suffix=* | --program_suffix=* | --program_suffi=* | --program_suff=* | --program_suf=* | --program_su=* | --program_s=* | -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-suffix | --program-suffix | --program-suffi | --program-suff | --program-suf | --program-su | --program-s)
- 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
- 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
- ;;
- -site=* | --site=* | --sit=* | --si=*)
- site_option=${arg}
- site=`echo ${arg} | sed 's/^[-a-z]*=//'`
- ;;
- -site | --site | --sit)
- next_site=yes
- ;;
- # 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)
- next_srcdir=yes
- ;;
- -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
- case "${target_alias}" in
- "") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
- *)
- echo '***' Can only configure for one target at a time. 1>&2
- fatal=yes
- ;;
- esac
- ;;
- -target | --target | --targe | --targ | --tar | --ta)
- next_target=yes
- ;;
- -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
- tmpdiroption=${arg}
- TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
- ;;
- -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
- next_tmpdir=yes
- ;;
- -v | -verbose | --v)
- redirect=
- verbose=-v
- ;;
- -version | -V | --version | --V)
- echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
- exit 0
- ;;
- -with*=* | --with*=*)
- withopt=`echo ${arg} | sed 's:^-*\(with[^=]*\)=.*$:\1:;s/-/_/g'`
- withval=`echo ${arg} | sed 's:^-*with[^=]*=\(.*\)$:\1:'`
- eval $withopt="$withval"
- withoptions="$withoptions $arg"
- ;;
- -without* | --without*)
- withopt=`echo ${arg} | sed 's:^-*without:with:;s/-/_/g'`
- eval $withopt=no
- withoutoptions="$withoutoptions $arg"
- ;;
- -with* | --with*)
- withopt=`echo ${arg} | sed 's:^-*with:with:;s/-/_/g'`
- eval $withopt=yes
- withoptions="$withoptions $arg"
- ;;
- -x | --x) ;;
- -* | --*)
- (echo ;
- echo "Unrecognized option: \"${arg}\"". ;
- echo) 1>&2
- fatal=true
- ;;
- *)
- case "${undefs}" in
- "")
- undefs="${arg}"
- ;;
- *)
- echo '***' Can only configure for one host and one target at a time. 1>&2
- fatal=yes
- ;;
- esac
- ;;
- esac
- fi
+# Break out if there are no more args
+ case $# in
+ 0)
+ break
+ ;;
+ esac
+
+# Get the first arg, and shuffle
+ option=$1
+ shift
+
+# Make all options have two hyphens
+ orig_option=$option # Save original for error messages
+ case $option in
+ --*) ;;
+ -*) option=-$option ;;
+ esac
+
+# Split out the argument for options that take them
+ 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
+ --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 $option in
+
+ --build* | --bu*)
+ case "$build_alias" in
+ "") build_alias=$optarg ;;
+ *) echo '***' Can only configure for one build machine at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
+ ;;
+ --cache*)
+ cache_file=$optarg
+ ;;
+ --disable-*)
+ enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
+ eval $enableopt=no
+ disableoptions="$disableoptions $option"
+ ;;
+ --enable-*)
+ case "$option" in
+ *=*) ;;
+ *) optarg=yes ;;
+ esac
+
+ enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
+ eval "$enableopt='$optarg'"
+ enableoptions="$enableoptions '$option'"
+ ;;
+ --exec-prefix* | --ex*)
+ exec_prefix=$optarg
+ exec_prefixoption="--exec-prefix=$optarg"
+ ;;
+ --gas | --g*)
+ gas=yes
+ ;;
+ --help | --he*)
+ fatal=yes
+ ;;
+ --host* | --ho*)
+ case $host_alias in
+ NOHOST) host_alias=$optarg ;;
+ *) echo '***' Can only configure for one host at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
+ ;;
+ --nfp | --nf*)
+ floating_point=no
+ floating_pointoption="--nfp"
+ ;;
+ --norecursion | --no*)
+ norecursion=yes
+ ;;
+ --prefix* | --pre*)
+ prefix=$optarg
+ prefixoption="--prefix=$optarg"
+ ;;
+ --program-prefix* | --program-p*)
+ program_prefix=$optarg
+ program_prefixoption="--program-prefix=$optarg"
+ ;;
+ --program-suffix* | --program-s*)
+ program_suffix=$optarg
+ program_suffixoption="--program-suffix=$optarg"
+ ;;
+ --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} --program-transform-name='$optarg'"
+ ;;
+ --rm)
+ removing=--rm
+ ;;
+ --silent | --sil* | --quiet | --q*)
+ redirect=">/dev/null"
+ verbose=--silent
+ ;;
+ --site* | --sit*)
+ site=$optarg
+ site_option="--site=$optarg"
+ ;;
+ --srcdir*/ | --sr*/)
+ # 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=`echo $optarg | sed -e 's:/$::'`
+ ;;
+ --srcdir* | --sr*)
+ srcdir=$optarg
+ ;;
+ --target* | --ta*)
+ case $target_alias in
+ NOTARGET) target_alias=$optarg ;;
+ *) echo '***' Can only configure for one target at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
+ ;;
+ --tmpdir* | --tm*)
+ TMPDIR=$optarg
+ tmpdiroption="--tmpdir=$optarg"
+ ;;
+ --verbose | --v | --verb*)
+ redirect=
+ verbose=--verbose
+ ;;
+ --version | --V | --vers*)
+ echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
+ exit 0
+ ;;
+ --with-*)
+ case "$option" in
+ *=*) ;;
+ *) optarg=yes ;;
+ esac
+
+ withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
+ eval $withopt="$optarg"
+ withoptions="$withoptions $option"
+ ;;
+ --without-*)
+ withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
+ eval $withopt=no
+ withoutoptions="$withoutoptions $option"
+ ;;
+ --x) with_x=yes
+ withoptions="$withoptions --with-x"
+ ;;
+ --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
+ ;;
+ *)
+ case $undefs in
+ NOUNDEFS) undefs=$option ;;
+ *) echo '***' Can only configure for one host and one target at a time. 1>&2
+ fatal=yes
+ ;;
+ esac
+ ;;
+ esac
done
# process host and target
+
+# Do some error checking and defaulting for the host and target type.
+# The inputs are:
+# configure --host=HOST --target=TARGET UNDEFS
+#
+# The rules are:
+# 1. You aren't allowed to specify --host, --target, and undefs at the
+# same time.
+# 2. Host defaults to undefs.
+# 3. If undefs is not specified, then host defaults to the current host,
+# as determined by config.guess.
+# 4. Target defaults to undefs.
+# 5. If undefs is not specified, then target defaults to host.
+
case "${fatal}" in
"")
-# # Complain if an arg is missing
-# if [ -z "${host_alias}" ] ; then
-# (echo ;
-# echo "configure: No HOST specified." ;
-# echo) 1>&2
-# fatal=true
-# fi
-
-### 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
- fatal=yes
- elif [ -z "${host_alias}" -a -z "${undefs}" ] ; then
- guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
- if tmp_alias=`${guesssys}` ; then
- echo "Configuring for a ${tmp_alias} host." 1>&2
- host_alias=${tmp_alias}
- case "${target_alias}" in
- "") target_alias=${tmp_alias} ;;
- *) ;;
- esac
- arguments="--host=${host_alias} ${arguments}"
- else
- 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} ;;
- *) ;;
- esac
-
- case "${target_alias}" in
- "")
- case "${undefs}" in
- "") target_alias=${host_alias} ;;
- *) target_alias=${undefs} ;;
- esac
- ;;
- *) ;;
- esac
- fi
- ;;
+ # Make sure that host, target & undefs aren't all specified at the
+ # same time.
+ case $host_alias---$target_alias---$undefs in
+ NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
+ ;;
+ *) echo '***' Can only configure for one host and one target at a time. 1>&2
+ fatal=yes
+ break 2
+ ;;
+ esac
+
+ # Now, do defaulting for host.
+ case $host_alias in
+ NOHOST)
+ case $undefs in
+ NOUNDEFS)
+ # Neither --host option nor undefs were present.
+ # Call config.guess.
+ guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
+ if host_alias=`${config_shell} ${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
+ echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
+ fatal=yes
+ fi
+ ;;
+ *)
+ host_alias=$undefs
+ arguments="--host=$host_alias $arguments"
+ undefs=NOUNDEFS
+ ;;
+ esac
+ esac
+
+ # Do defaulting for target. If --target option isn't present, default
+ # to undefs. If undefs isn't present, default to host.
+ case $target_alias in
+ NOTARGET)
+ case $undefs in
+ NOUNDEFS)
+ target_alias=$host_alias
+ ;;
+ *)
+ target_alias=$undefs
+ arguments="--target=$target_alias $arguments"
+ ;;
+ esac
+ esac
+ ;;
*) ;;
esac
if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
- (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 ;
- echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
- echo ;
- ) 1>&2
- if [ -r config.status ] ; then
- cat config.status
- fi
-
- exit 1
+ exec 1>&2
+ echo Usage: configure [OPTIONS] [HOST]
+ echo
+ echo Options: [defaults in brackets]
+ 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 "sparc-sunos", "mips-sgi-irix5", etc.'
+ echo
+ if [ -r config.status ] ; then
+ cat config.status
+ fi
+
+ exit 1
fi
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
+if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
true
else
echo '***' cannot find config.sub. 1>&2
fi
touch config.junk
-if ${moveifchange} config.junk config.trash ; then
+if ${config_shell} ${moveifchange} config.junk config.trash ; then
true
else
echo '***' cannot find move-if-change. 1>&2
if [ -r ${progname}.in ] ; then
srcdir=`echo ${progname} | sed 's:/configure$::'`
else
- echo '***' "Can't find configure.in. Try using -srcdir=some_dir" 1>&2
+ echo '***' "Can't find configure.in. Try using --srcdir=some_dir" 1>&2
exit 1
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.
esac
# default exec_prefix
-case "${exec_prefix}" in
+case "${exec_prefixoption}" in
"") exec_prefix="\$(prefix)" ;;
*) ;;
esac
### 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
+ # 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} ${floating_pointoption} \
+ ${cache_file_option} ${removing} ${other_options} ${redirect}
+ else
+ echo '***' There is no configure script present though. 1>&2
+ fi
+ fi
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
;;
*) ;;
# 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 ${srcdir}/configure.in into common, per-host, per-target,
# and post-target parts. Post-target is optional.
*) ;;
esac
-result=`${configsub} ${host_alias}`
-host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
-host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
-host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+case "${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=${host_alias}
+ fi
+ ;;
+*)
+ if result=`${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 ${build_alias}." 1>&2
+ exit 1
+ fi
+ ;;
+esac
+
+if result=`${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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
host=${host_cpu}-${host_vendor}-${host_os}
. ${tmpfile}.hst
-result=`${configsub} ${target_alias}`
-target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
-target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
-target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+if result=`${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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
target=${target_cpu}-${target_vendor}-${target_os}
. ${tmpfile}.tgt
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}/ ${program_transform_name}"
+ program_transform_name="-e s,^,${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
+s/\\\n//g
+t loop
+/^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
+s/\\\n//g
+t loop
+/^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
+ CXX=`tail -1 Makefile.cc`
+ rm -f Makefile.cc
+fi
+
+# Generate a default definition for YACC. This is used if the makefile can't
+# locate bison or byacc in objdir.
+
+for prog in 'bison -y' byacc yacc
+do
+ set dummy $prog; tmp=$2
+ IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
+ for dir in $PATH; do
+ test -z "$dir" && dir=.
+ if test -f $dir/$tmp; then
+ DEFAULT_YACC="$prog"
+ break
+ fi
+ done
+ IFS="$save_ifs"
+
+ test -n "$DEFAULT_YACC" && break
+done
+
+# Generate a default definition for LEX. This is used if the makefile can't
+# locate flex in objdir.
+
+for prog in flex lex
+do
+ set dummy $prog; tmp=$2
+ IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
+ for dir in $PATH; do
+ test -z "$dir" && dir=.
+ if test -f $dir/$tmp; then
+ DEFAULT_LEX="$prog"
+ break
+ fi
+ done
+ IFS="$save_ifs"
+
+ test -n "$DEFAULT_LEX" && break
+done
+
+if [ "${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
+s/\\\n//g
+t loop
+/^'"${var}"'[ ]*=/ s/'"${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}
+ 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 "$host" in
+ *go32*)
+ enable_gdbtk=no ;;
+ *cygwin32*)
+ enable_gdbtk=no ;;
+esac
+
+# Determine whether gdb needs tk/tcl or not.
+if [ "$enable_gdbtk" != "no" ]; then
+ GDB_TK="all-tcl all-tk"
+else
+ GDB_TK=""
fi
for subdir in . ${subdirs} ; do
fi
${remove} -f ${link}
- # Make a symlink if possible, otherwise try a hard link
- ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
-
+ # Make a symlink if possible, otherwise try a hard link
+ if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
+ true
+ else
+ # We need to re-remove the file because Lynx leaves a
+ # very strange directory there when it fails an NFS symlink.
+ ${remove} -r -f ${link}
+ ${hard_link} ${srcdir}/${file} ${link}
+ fi
if [ ! -r ${link} ] ; then
echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
exit 1
.) ;;
*) cat > ${subdir}/.gdbinit <<EOF
# ${NO_EDIT}
-dir .
dir ${makesrcdir}
+dir .
source ${makesrcdir}/.gdbinit
EOF
;;
fi
if [ -f ${package_makefile_frag} ] ; then
sed -e "/^####/ r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${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
target_os = ${target_os}
target_canonical = ${target_cpu}-${target_vendor}-${target_os}
EOF
+ case "${build}" in
+ "") ;;
+ *) 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}-${build_os}
+EOF
+ esac
+
case "${package_makefile_frag}" in
"") ;;
/*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
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
sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \
-e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \
-e "/^CC[ ]*=/{
- b chkcc
- :contcc
- N
- :chkcc
- s/\\\\$//
- t contcc
- s/^CC[ ]*=.*$/CC = ${CC}/
+ :loop1
+ /\\\\$/ N
+ s/\\\\\\n//g
+ t loop1
+ s%^CC[ ]*=.*$%CC = ${CC}%
}" \
-e "/^CXX[ ]*=/{
- b chkcxx
- :contcxx
- N
- :chkcxx
- s/\\\\$//
- t contcxx
- s/^CXX[ ]*=.*$/CXX = ${CXX}/
+ :loop2
+ /\\\\$/ N
+ s/\\\\\\n//g
+ t loop2
+ s%^CXX[ ]*=.*$%CXX = ${CXX}%
}" \
+ -e "s:^SHELL[ ]*=.*$:SHELL = ${config_shell}:" \
+ -e "s:^GDB_TK[ ]*=.*$:GDB_TK = ${GDB_TK}:" \
-e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \
-e "s/\f//" \
-e "s:^program_prefix[ ]*=.*$: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 = ${tooldir}:" \
+ -e "s:^DEFAULT_YACC[ ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
+ -e "s:^DEFAULT_LEX[ ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
${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 ${Makefile}
else
# Makefiles.
case "${norecursion}" in
- "") arguments="${arguments} -norecursion" ;;
+ "") arguments="${arguments} --norecursion" ;;
*) ;;
esac
".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
/*) # absolute path
newsrcdir=${srcdir}/${configdir}
- srcdiroption="-srcdir=${newsrcdir}"
+ srcdiroption="--srcdir=${newsrcdir}"
;;
*) # otherwise relative
newsrcdir=../${srcdir}/${configdir}
- srcdiroption="-srcdir=${newsrcdir}"
+ srcdiroption="--srcdir=${newsrcdir}"
;;
esac
+ # Handle --cache-file=../XXX
+ case "${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
### The recursion line is here.
if [ ! -z "${recprog}" ] ; then
- if eval ${config_shell} ${recprog} ${verbose} --host=${host_alias} --target=${target_alias} \
+ 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} ${removing} ${redirect} ; then
+ ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
true
else
+ echo Configure in `pwd` failed, exiting. 1>&2
exit 1
fi
fi
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
#