670 lines
18 KiB
Bash
Executable File
670 lines
18 KiB
Bash
Executable File
#!/bin/sh
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# Configuration script
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# Copyright (C) 1988, 1990, 1991 Free Software Foundation, Inc.
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#This file is part of GNU.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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# $Id$
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# Please email any bugs, comments, and/or additions to this file to:
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# configure@cygnus.com
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#
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# Shell script to create proper links to machine-dependent files in
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# preparation for compilation.
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#
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# If configure succeeds, it leaves its status in config.status.
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# If configure fails after disturbing the status quo,
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# config.status is removed.
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#
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# set -e
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remove=rm
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hard_link=ln
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symbolic_link='ln -s'
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#for Test
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#remove="echo rm"
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#hard_link="echo ln"
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#symbolic_link="echo ln -s"
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# clear some things potentially inherited from environment.
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Makefile=Makefile
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Makefile_in=Makefile.in
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ansi=
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arguments=$*
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commontargets=
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configdirs=
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defaulttargets=
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destdir=
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fatal=
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hostsubdir=
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norecursion=
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objdir=
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objdiroption=
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progname=
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recurring=
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removing=
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srcdir=
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srctrigger=
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target=
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targets=
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targetsubdir=
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verbose=
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for arg in $*;
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do
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case ${arg} in
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-ansi | +a*)
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ansi=true
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clib=clib
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;;
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-destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=* | +d=*)
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destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
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;;
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-languages=* | +languages=* | +language=* | +languag=* \
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| +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
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| +l=*)
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languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
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;;
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-gas | +g*)
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gas=yes
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;;
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-help | +h*)
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fatal=true
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;;
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-nfp | +nf*)
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nfp=yes
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;;
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-norecursion | +no*)
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norecursion=true
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;;
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-objdir=* | +objdir=* | +objdi=* | +objd=* | +obj=* | +ob=* | +o=*)
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objdiroption=${arg}
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objdir=`echo ${arg} | sed 's/[+-]o[a-z]*=//'`
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;;
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-recurring | +recurring | +recurrin | +recurri | +recurr | +recur | +recu | +rec | +re)
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recurring=true
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;;
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-rm | +rm)
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removing=${arg}
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;;
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-site=* | +site=* | +sit=* | +si=*)
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site=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
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;;
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# -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=*)
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# srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
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# ;;
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-subdirs | +su*)
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subdirs=${arg}
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;;
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-target=* | +target=* | +targe=* | +targ=* | +tar=* | +ta=*)
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if [ -n "${targets}" ] ; then
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subdirs="+subdirs"
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fi
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newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
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targets="${newtargets}"
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;;
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-tmpdir=* | +tmpdir=* | +tmpdi=* | +tmpd=* | +tmp=* | +tm=*)
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tmpdiroption=${arg}
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TMPDIR=`echo ${arg} | sed 's/[+-]t[a-z]*=//'`
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;;
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-v | -verbose | +v*)
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verbose=${arg}
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;;
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-* | +*)
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(echo ;
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echo "Unrecognized option: \"${arg}\"". ;
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echo) 1>&2
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fatal=true
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;;
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*)
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if [ -n "${hosts}" ] ; then
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subdirs="+subdirs"
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fi
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newhosts="${hosts} ${arg}"
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hosts=${newhosts}
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;;
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esac
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done
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if [ -n "${verbose}" ] ; then
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echo $0 $*
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fi
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## this is a little touchy and won't always work, but...
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##
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## if the argv[0] starts with a slash then it is an absolute name that can be
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## used as is.
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##
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## otherwise, if argv[0] has no slash in it, we can assume that it is on the
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## path. Since PATH might include "." we also add `pwd` to the end of PATH.
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##
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## otherwise we prepend `pwd` to $0 and hope that will give us an absolute
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## path.
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##
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if (echo $0 | grep '^/' > /dev/null) ; then
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progname=$0
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else
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if (echo $0 | grep '/' > /dev/null) ; then
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progname=`pwd`/$0
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else
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progname=$0
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PATH=$PATH:`pwd` ; export PATH
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fi
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fi
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configsub=`echo ${progname} | sed 's/configure\$/config.sub/'`
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if [ ! -f ${configsub} ] ; then
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echo '***' cannot find config.sub.
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echo 1
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fi
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# process host and target only if not removing.
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if [ -z "${removing}" -a -z "${fatal}" ] ; then
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# Complain if an arg is missing
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if [ -z "${hosts}" ] ; then
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(echo ;
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echo "configure: No HOST specified." ;
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echo) 1>&2
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fatal=true
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fi
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fi
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if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
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(echo "Usage: configure HOST" ;
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echo ;
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echo "Options: [defaults in brackets]" ;
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echo " +ansi configure w/ANSI library. [no ansi lib]" ;
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echo " +destdir=MYDIR configure for installation into MYDIR. [\"/usr/local\"]" ;
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echo " +gas configure the compilers for use with gas. [native as]" ;
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echo " +help print this message. [normal config]" ;
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echo " +lang=LANG configure to build LANG. [gcc]" ;
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echo " +nfp configure the compilers default to soft floating point. [hard float]" ;
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echo " +norecursion configure this directory only. [recurse]" ;
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echo " +objdir=ODIR configure in a parallel tree rooted in ODIR. [rooted in \".\"]" ;
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echo " +rm remove this configuration. [build a configuration]" ;
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echo " +site configure with site specific makefile" ;
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# This is correctly aligned in the output, even though it isn't here.
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echo " +subdirs configure in subdirectories. [in source directories]" ;
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echo " +target=TARGET configure for TARGET. [TARGET = HOST]" ;
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echo " +tmpdir=TMPDIR create temporary files in TMPDIR. [ TMPDIR = \"/tmp\" ]" ;
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echo ;
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echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
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echo "Asking for more than one \"+target\" implies \"+subdirs\". Any other" ;
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echo "options given will apply to all targets.") 1>&2
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if [ -r config.status ] ; then
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cat config.status
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fi
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exit 1
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fi
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### break up configure.in.
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if [ -r configure.in ] ; then
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if [ -z "`grep '^# per\-host:' configure.in`" ] ; then
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echo '***' `pwd`/configure.in has no "per-host:" line. 1>&2
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exit 1
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fi
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if [ -z "`grep '^# per\-target:' configure.in`" ] ; then
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echo '***' `pwd`/configure.in has no "per-target:" line. 1>&2
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exit 1
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fi
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if [ -z "${TMPDIR}" ] ; then
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TMPDIR=/tmp ; export TMPDIR
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fi
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# split configure.in into common, per-host, per-target,
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# and post-target parts. Post-target is optional.
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sed -e '/^# per\-host:/,$d' configure.in > ${TMPDIR}/configure.$$.com
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sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > ${TMPDIR}/configure.$$.hst
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if grep -s '^# post-target:' configure.in ; then
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sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' configure.in > ${TMPDIR}/configure.$$.tgt
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sed -e '1,/^# post\-target:/d' configure.in > ${TMPDIR}/configure.$$.pos
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else
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sed -e '1,/^# per\-target:/d' configure.in > ${TMPDIR}/configure.$$.tgt
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echo >${TMPDIR}/configure.$$.pos
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fi
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else
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echo '***' No configure.in in `pwd`
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exit 1
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fi
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### do common part of configure.in
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. ${TMPDIR}/configure.$$.com
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# some sanity checks on configure.in
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if [ -z "${srctrigger}" ] ; then
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echo '***' srctrigger not set in `pwd`/configure.in.
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exit 1
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fi
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for host in ${hosts} ; do
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# Default other arg
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if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
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targets=${host}
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defaulttargets=true
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fi
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host_alias=${host}
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result=`${configsub} ${host}`
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host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
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host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
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host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
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host=${host_cpu}-${host_vendor}-${host_os}
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host_makefile_frag=config/hmake-${host}
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. ${TMPDIR}/configure.$$.hst
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for target in ${targets} ; do
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target_alias=${target}
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result=`${configsub} ${target}`
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target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
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target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
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target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
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target=${target_cpu}-${target_vendor}-${target_os}
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target_makefile_frag=config/tmake-${target}
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. ${TMPDIR}/configure.$$.tgt
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# Temporarily, we support only direct subdir builds.
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hostsubdir=H-${host_alias}
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targetsubdir=T-${target_alias}
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if [ -n "${removing}" ] ; then
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if [ -n "${objdir}" ] ; then
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echo '***' +rm not supported for +objdir. Just \"rm -rf ${objdir}\" by hand.
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exit 1
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fi
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if [ -n "${subdirs}" ] ; then
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if [ -d "${hostsubdir}" ] ; then
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rm -rf ${hostsubdir}/${targetsubdir}
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if [ -z "`(ls ${hostsubdir}) 2>&1 | grep T- | grep -v T-independent`" ] ; then
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rm -rf ${hostsubdir}
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fi
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else
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echo Warning: no `pwd`/${hostsubdir} to remove.
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fi
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else
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rm -f ${Makefile} config.status ${links}
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fi
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else
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if [ -n "${objdir}" ]; then
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srcdir=`pwd`
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cd ${objdir}
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fi
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if [ -n "${subdirs}" ] ; then
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# check for existing status before allowing forced subdirs.
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if [ -f ${Makefile} ] ; then
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echo '***' "${Makefile} already exists in source directory. `pwd` not configured." 1>&2
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exit 1
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fi
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if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
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cd ${hostsubdir}
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if [ ! -d ${targetsubdir} ] ; then
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if [ -z "${commontargets}" ] ; then
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mkdir ${targetsubdir}
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else
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if [ ! -d T-independent ] ; then
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mkdir T-independent
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fi
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${symbolic_link} T-independent ${targetsubdir}
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fi # if target independent
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fi # if no target dir yet
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cd ${targetsubdir}
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if [ -z "${srcdir}" ] ; then
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srcdir=../..
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fi
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else
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# if not subdir builds, then make sure none exist.
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if [ -n "`(ls .) 2>&1 | (grep H- ; true)`" ] ; then
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echo '***' "Configured subdirs exist. `pwd` not configured." 1>&2
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exit 1
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else
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true
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fi
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fi
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# Find the source files, if location was not specified.
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if [ -z "${srcdir}" ] ; then
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srcdirdefaulted=1
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srcdir=.
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if [ -n "${srctrigger}" -a ! -r ${srctrigger} ] ; then
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srcdir=..
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fi
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fi
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if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ] ; then
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if [ -z "${srcdirdefaulted}" ] ; then
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echo '***' "${progname}: Can't find ${srcname} sources in `pwd`/${srcdir}" 1>&2
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else
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echo '***' "${progname}: Can't find ${srcname} sources in `pwd`/. or `pwd`/.." 1>&2
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fi
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echo '***' \(At least ${srctrigger} is missing.\) 1>&2
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exit 1
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fi
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# Set up the list of links to be made.
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# ${links} is the list of link names, and ${files} is the list of names to link to.
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# Make the links.
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while [ -n "${files}" ] ; do
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# set file to car of files, files to cdr of files
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set ${files}; file=$1; shift; files=$*
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set ${links}; link=$1; shift; links=$*
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if [ ! -r ${srcdir}/${file} ] ; then
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echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
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echo '***' "since the file \"${file}\" does not exist." 1>&2
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exit 1
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fi
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${remove} -f ${link}
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rm -f config.status
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# Make a symlink if possible, otherwise try a hard link
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${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
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if [ ! -r ${link} ] ; then
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echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
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exit 1
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fi
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if [ -n "${verbose}" ] ; then
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echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
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fi
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done
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# Create a .gdbinit file which runs the one in srcdir
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# and tells GDB to look there for source files.
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case ${srcdir} in
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.)
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;;
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*)
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echo "dir ." > .gdbinit
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echo "dir ${srcdir}" >> .gdbinit
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echo "source ${srcdir}/.gdbinit" >> .gdbinit
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;;
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esac
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# Install a makefile, and make it set VPATH
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# if necessary so that the sources are found.
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# Also change its value of srcdir.
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# FIXME-someday: This business of always writing to .tem and mv back
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# is so that I don't screw things up while developing. Once this
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# template is stable, these should be optimized. xoxorich.
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# Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
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if [ "${host}" != "${target}" ] ; then
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echo "CROSS=-DCROSS_COMPILE" > ${Makefile}
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echo "ALL=start.encap" >> ${Makefile}
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else
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echo "ALL=all.internal" > ${Makefile}
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fi
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# set target, host, VPATH
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echo "host_alias = ${host_alias}" >> ${Makefile}
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echo "host_cpu = ${host_cpu}" >> ${Makefile}
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echo "host_vendor = ${host_vendor}" >> ${Makefile}
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echo "host_os = ${host_os}" >> ${Makefile}
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echo "target_alias = ${target_alias}" >> ${Makefile}
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echo "target_cpu = ${target_cpu}" >> ${Makefile}
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echo "target_vendor = ${target_vendor}" >> ${Makefile}
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echo "target_os = ${target_os}" >> ${Makefile}
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if [ -n "${subdirs}" ] ; then
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(echo "subdir = /${hostsubdir}/${targetsubdir}" ;
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echo "unsubdir = ../..") >> ${Makefile}
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else
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(echo "subdir =" ;
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echo "unsubdir = .") >> ${Makefile}
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fi
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# echo "workdir = `pwd`" >> ${Makefile}
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echo "VPATH = ${srcdir}" >> ${Makefile}
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# add "Makefile.in" (or whatever it's called)
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cat ${srcdir}/${Makefile_in} >> ${Makefile}
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# Conditionalize the makefile for this host.
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if [ -f ${srcdir}/${host_makefile_frag} ] ; then
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(echo "host_makefile_frag = ${srcdir}/${host_makefile_frag}" ;
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sed -e "/^####/ r ${srcdir}/${host_makefile_frag}" ${Makefile}) > Makefile.tem
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mv Makefile.tem ${Makefile}
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fi
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# Conditionalize the makefile for this target.
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if [ -f ${srcdir}/${target_makefile_frag} ] ; then
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(echo "target_makefile_frag = ${srcdir}/${target_makefile_frag}" ;
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sed -e "/^####/ r ${srcdir}/${target_makefile_frag}" ${Makefile}) > Makefile.tem
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mv Makefile.tem ${Makefile}
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fi
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# Conditionalize the makefile for this site.
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if [ -n "${site}" ] ; then
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site_makefile_frag=smake-${site}
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if [ -f ${srcdir}/${site_makefile_frag} ] ; then
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(echo "site_makefile_frag = ${srcdir}/${site_makefile_frag}" ;
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sed -e "/^####/ r ${srcdir}/${site_makefile_frag}" ${Makefile}) > Makefile.tem
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mv Makefile.tem ${Makefile}
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fi
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fi
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||
|
||
# set srcdir
|
||
sed "s@^srcdir = \.@srcdir = ${srcdir}@" ${Makefile} > Makefile.tem
|
||
mv Makefile.tem ${Makefile}
|
||
|
||
# set destdir
|
||
if [ -n "${destdir}" ] ; then
|
||
sed "s:^destdir =.*$:destdir = ${destdir}:" ${Makefile} > Makefile.tem
|
||
mv Makefile.tem ${Makefile}
|
||
fi
|
||
|
||
# reset SUBDIRS
|
||
sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" ${Makefile} > Makefile.tem
|
||
mv Makefile.tem ${Makefile}
|
||
|
||
# reset NONSUBDIRS
|
||
sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" ${Makefile} > Makefile.tem
|
||
mv Makefile.tem ${Makefile}
|
||
|
||
# remove any form feeds.
|
||
sed -e "s/ //" ${Makefile} > Makefile.tem
|
||
mv Makefile.tem ${Makefile}
|
||
|
||
using=
|
||
if [ -f ${srcdir}/${host_makefile_frag} ] ; then
|
||
using=" using \"${host_makefile_frag}\""
|
||
fi
|
||
|
||
if [ -f ${srcdir}/${target_makefile_frag} ] ; then
|
||
if [ -z "${using}" ] ; then
|
||
andusing=" using \"${target_makefile_frag}\""
|
||
else
|
||
andusing="${using} and \"${target_makefile_frag}\""
|
||
fi
|
||
else
|
||
andusing=${using}
|
||
fi
|
||
|
||
if [ -f ${srcdir}/${site_makefile_frag} ] ; then
|
||
if [ -z "${andusing}" ] ; then
|
||
andandusing=" using \"${site_makefile_frag}\""
|
||
else
|
||
andandusing="${andusing} and \"${site_makefile_frag}\""
|
||
fi
|
||
else
|
||
andandusing=${using}
|
||
fi
|
||
|
||
if [ -n "${verbose}" -o -z "${recurring}" ] ; then
|
||
echo "Created \"${Makefile}\"" in `pwd`${andandusing}.
|
||
fi
|
||
|
||
if [ -f ${TMPDIR}/configure.$$.pos ] ; then
|
||
. ${TMPDIR}/configure.$$.pos
|
||
fi
|
||
|
||
# describe the chosen configuration in config.status.
|
||
# Make that file a shellscript which will reestablish
|
||
# the same configuration. Used in Makefiles to rebuild
|
||
# Makefiles.
|
||
|
||
echo "#!/bin/sh
|
||
# `pwd` was configured as follows:
|
||
(cd ${srcdir} ; ${progname}" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norecursion ; else true ; fi` ")" > config.status
|
||
chmod a+x config.status
|
||
|
||
originaldir=`pwd`
|
||
cd ${srcdir}
|
||
fi
|
||
|
||
# If there are subdirectories, then recurse.
|
||
if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
|
||
for configdir in ${configdirs} ; do
|
||
if [ -n "${verbose}" ] ; then
|
||
echo Configuring ${configdir}...
|
||
fi
|
||
|
||
if [ -d ${configdir} ] ; then
|
||
if [ -n "${objdir}" ] ; then
|
||
if [ ! -d ${objdir}/${configdir} ] ; then
|
||
mkdir ${objdir}/${configdir}
|
||
fi
|
||
fi
|
||
|
||
(cd ${configdir} ;
|
||
${progname} +recurring ${host_alias} +target=${target_alias} \
|
||
${verbose} ${subdirs} ${removing} +destdir=${destdir} \
|
||
`if [ -n "${objdir}" ] ; then echo +objdir=${objdir}/${configdir} ; fi` \
|
||
${tmpdiroption}) \
|
||
| sed 's/^/ /'
|
||
else
|
||
if [ -n "${verbose}" ] ; then
|
||
echo Warning: directory \"${configdir}\" is missing.
|
||
fi
|
||
fi
|
||
done
|
||
fi
|
||
done # for each target
|
||
|
||
# Now build a Makefile for this host.
|
||
if [ -n "${subdirs}" -a ! -n "${removing}" ] ; then
|
||
push=`pwd`
|
||
|
||
if [ -n "${objdir}" ] ; then
|
||
cd ${objdir}
|
||
fi
|
||
|
||
cd ${hostsubdir}
|
||
cat > GNUmakefile << E!O!F
|
||
# Makefile generated by configure for host ${host_alias}.
|
||
|
||
ALL := $(shell ls -d T-*)
|
||
|
||
%:
|
||
$(foreach subdir,$(ALL),$(MAKE) -C $(subdir) \$@ &&) true
|
||
|
||
all:
|
||
E!O!F
|
||
cd ${push}
|
||
fi
|
||
done # for each host
|
||
|
||
### clean up.
|
||
|
||
rm -f ${TMPDIR}/configure.$$.com ${TMPDIR}/configure.$$.tgt ${TMPDIR}/configure.$$.hst ${TMPDIR}/configure.$$.pos
|
||
|
||
exit 0
|
||
|
||
#
|
||
#
|
||
# $Log$
|
||
# Revision 1.54 1991/10/10 01:04:42 rich
|
||
# Backed out the "/bin/sh config.sub" change. Fails when config.sub was
|
||
# on PATH.
|
||
#
|
||
# Revision 1.53 1991/10/10 00:38:08 rich
|
||
# Call config.sub as "/bin/sh config.sub" instead of directly. This
|
||
# protects us from the case where config.sub isn't executable.
|
||
#
|
||
# Revision 1.52 1991/10/09 00:48:26 rich
|
||
# Another patch from jim.
|
||
#
|
||
# Revision 1.51 1991/10/08 06:07:58 wilson
|
||
# Fix bug in smake- file code.
|
||
#
|
||
# Revision 1.50 1991/10/04 23:49:37 rich
|
||
# Per's patch for my config.sub botch.
|
||
#
|
||
# Revision 1.49 1991/10/04 22:52:09 rich
|
||
# Use john's heuristic for finding ourselves. kinda like hare krishna.
|
||
#
|
||
# Revision 1.48 1991/10/02 13:17:28 rich
|
||
# take out the set -e for now
|
||
#
|
||
# Revision 1.47 1991/10/02 10:02:23 rich
|
||
# * temporary files in TMPDIR
|
||
# * +objdir
|
||
#
|
||
# Revision 1.46 1991/10/02 06:29:53 rich
|
||
# Added +site=foo option for naming site specific Makefile fragments.
|
||
#
|
||
# Revision 1.45 1991/10/02 06:15:13 rich
|
||
# Removed +f option. Used to stand for +forcesubdirs which is now
|
||
# called +subdirs.
|
||
#
|
||
# Revision 1.44 1991/10/02 06:02:35 rich
|
||
# Added rcs log line.
|
||
#
|
||
#
|
||
#
|
||
|
||
#
|
||
# Local Variables:
|
||
# fill-column: 131
|
||
# End:
|
||
#
|
||
|
||
# end of configure
|