#! /bin/sh# Configuration validation subroutine script, version 1.1.#   Copyright (C) 1991, 92-97, 1998 Free Software Foundation, Inc.# This file is (in principle) common to ALL GNU software.# The presence of a machine in this file suggests that SOME GNU software# can handle that machine.  It does not imply ALL GNU software can.## This file 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., 59 Temple Place - Suite 330,# Boston, MA 02111-1307, USA.# As a special exception to the GNU General Public License, if you# distribute this file as part of a program that contains a# configuration script generated by Autoconf, you may include it under# the same distribution terms that you use for the rest of that program.# Configuration subroutine to validate and canonicalize a configuration type.# Supply the specified configuration type as an argument.# If it is invalid, we print an error message on stderr and exit with code 1.# Otherwise, we print the canonical config type on stdout and succeed.# This file is supposed to be the same for all GNU packages# and recognize all the CPU types, system types and aliases# that are meaningful with *any* GNU software.# Each package is responsible for reporting which valid configurations# it does not support.  The user should be able to distinguish# a failure to support a valid configuration from a meaningless# configuration.# The goal of this file is to map all the various variations of a given# machine specification into a single specification in the form:#	CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM# or in some cases, the newer four-part form:#	CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM# It is wrong to echo any other type of specification.if [ x$1 = x ]then	echo Configuration name missing. 1>&2	echo "Usage: $0 CPU-MFR-OPSYS" 1>&2	echo "or     $0 ALIAS" 1>&2	echo where ALIAS is a recognized configuration type. 1>&2	exit 1fi# First pass through any local machine types.case $1 in	*local*)		echo $1		exit 0		;;	*)	;;esac# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).# Here we must recognize all the valid KERNEL-OS combinations.maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`case $maybe_os in  linux-gnu*)    os=-$maybe_os    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`    ;;  *)    basic_machine=`echo $1 | sed 's/-[^-]*$//'`    if [ $basic_machine != $1 ]    then os=`echo $1 | sed 's/.*-/-/'`    else os=; fi    ;;esac### Let's recognize common machines as not being operating systems so### that things like config.sub decstation-3100 work.  We also### recognize some manufacturers as not being operating systems, so we### can provide default operating systems below.case $os in	-sun*os*)		# Prevent following clause from handling this invalid input.		;;	-dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \	-att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \	-unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \	-apple)		os=		basic_machine=$1		;;	-hiux*)		os=-hiuxwe2		;;	-sco5)		os=sco3.2v5		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-sco4)		os=-sco3.2v4		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-sco3.2.[4-9]*)		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-sco3.2v[4-9]*)		# Don't forget version if it is 3.2v4 or newer.		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-sco*)		os=-sco3.2v2		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-isc)		os=-isc2.2		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-clix*)		basic_machine=clipper-intergraph		;;	-isc*)		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`		;;	-lynx*)		os=-lynxos		;;	-ptx*)		basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`		;;	-windowsnt*)		os=`echo $os | sed -e 's/windowsnt/winnt/'`		;;	-psos*)		os=-psos		;;esac# Decode aliases for certain CPU-COMPANY combinations.case $basic_machine in	# Recognize the basic CPU types without company name.	# Some are omitted here because they have special meanings below.	tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \		| arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \		| 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 | hppa2.0 \		| alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \		| i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \		| mips64 | mipsel | mips64el | mips64orion | mips64orionel \		| mipstx39 | mipstx39el \		| sparc | sparclet | sparclite | sparc64 | v850)		basic_machine=$basic_machine-unknown		;;	# We use `pc' rather than `unknown'	# because (1) that's what they normally are, and	# (2) the word "unknown" tends to confuse beginning users.	i[34567]86)	  basic_machine=$basic_machine-pc	  ;;	# Object if more than one company name word.	*-*-*)		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2		exit 1		;;	# Recognize the basic CPU types with company name.	vax-* | tahoe-* | i[34567]86-* | i860-* | m32r-* | m68k-* | m68000-* \	      | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \	      | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \	      | power-* | none-* | 580-* | cray2-* | h8300-* | i960-* \	      | xmp-* | ymp-* | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* \	      | alpha-* | alphaev5-* | alphaev56-* | we32k-* | cydra-* \	      | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \	      | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \	      | sparc64-* | mips64-* | mipsel-* \	      | mips64el-* | mips64orion-* | mips64orionel-*  \	      | mipstx39-* | mipstx39el-* \	      | f301-*)		;;	# Recognize the various machine names and aliases which stand	# for a CPU type and a company and sometimes even an OS.	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)		basic_machine=m68000-att		;;	3b*)		basic_machine=we32k-att		;;	alliant | fx80)		basic_machine=fx80-alliant		;;	altos | altos3068)		basic_machine=m68k-altos		;;	am29k)		basic_machine=a29k-none		os=-bsd		;;	amdahl)		basic_machine=580-amdahl		os=-sysv		;;	amiga | amiga-*)		basic_machine=m68k-cbm		;;	amigaos | amigados)		basic_machine=m68k-cbm		os=-amigaos		;;	amigaunix | amix)		basic_machine=m68k-cbm		os=-sysv4		;;	apollo68)		basic_machine=m68k-apollo		os=-sysv		;;	aux)		basic_machine=m68k-apple		os=-aux		;;	balance)		basic_machine=ns32k-sequent		os=-dynix		;;	convex-c1)		basic_machine=c1-convex		os=-bsd		;;	convex-c2)		basic_machine=c2-convex		os=-bsd		;;	convex-c32)		basic_machine=c32-convex		os=-bsd		;;	convex-c34)		basic_machine=c34-convex		os=-bsd		;;	convex-c38)		basic_machine=c38-convex		os=-bsd		;;	cray | ymp)		basic_machine=ymp-cray		os=-unicos		;;	cray2)		basic_machine=cray2-cray		os=-unicos		;;	[ctj]90-cray)		basic_machine=c90-cray		os=-unicos		;;	crds | unos)		basic_machine=m68k-crds		;;	da30 | da30-*)		basic_machine=m68k-da30		;;	decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)		basic_machine=mips-dec		;;	delta | 3300 | motorola-3300 | motorola-delta \	      | 3300-motorola | delta-motorola)		basic_machine=m68k-motorola		;;	delta88)		basic_machine=m88k-motorola		os=-sysv3		;;	dpx20 | dpx20-*)		basic_machine=rs6000-bull		os=-bosx		;;	dpx2* | dpx2*-bull)		basic_machine=m68k-bull		os=-sysv3		;;	ebmon29k)		basic_machine=a29k-amd		os=-ebmon		;;	elxsi)		basic_machine=elxsi-elxsi		os=-bsd		;;	encore | umax | mmax)		basic_machine=ns32k-encore		;;	fx2800)		basic_machine=i860-alliant		;;	genix)		basic_machine=ns32k-ns		;;	gmicro)		basic_machine=tron-gmicro		os=-sysv		;;	h3050r* | hiux*)		basic_machine=hppa1.1-hitachi		os=-hiuxwe2		;;	h8300hms)		basic_machine=h8300-hitachi		os=-hms		;;	harris)		basic_machine=m88k-harris		os=-sysv3		;;	hp300-*)		basic_machine=m68k-hp		;;	hp300bsd)		basic_machine=m68k-hp		os=-bsd		;;	hp300hpux)		basic_machine=m68k-hp		os=-hpux		;;	hp9k2[0-9][0-9] | hp9k31[0-9])		basic_machine=m68000-hp		;;	hp9k3[2-9][0-9])		basic_machine=m68k-hp		;;	hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)		basic_machine=hppa1.1-hp		;;	hp9k8[0-9][0-9] | hp8[0-9][0-9])		basic_machine=hppa1.0-hp		;;	hppa-next)		os=-nextstep3		;;	i370-ibm* | ibm*)		basic_machine=i370-ibm		os=-mvs		;;# I'm not sure what "Sysv32" means.  Should this be sysv3.2?	i[34567]86v32)		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`		os=-sysv32		;;	i[34567]86v4*)		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`		os=-sysv4		;;	i[34567]86v)		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`		os=-sysv		;;	i[34567]86sol2)		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`		os=-solaris2		;;	iris | iris4d)		basic_machine=mips-sgi		case $os in		    -irix*)			;;		    *)			os=-irix4			;;		esac		;;	isi68 | isi)		basic_machine=m68k-isi		os=-sysv		;;	m88k-omron*)		basic_machine=m88k-omron		;;	magnum | m3230)		basic_machine=mips-mips		os=-sysv		;;	merlin)		basic_machine=ns32k-utek		os=-sysv		;;	miniframe)		basic_machine=m68000-convergent		;;	mipsel*-linux*)		basic_machine=mipsel-unknown		os=-linux-gnu		;;	mips*-linux*)		basic_machine=mips-unknown		os=-linux-gnu		;;	mips3*-*)		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`		;;	mips3*)		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown		;;	ncr3000)		basic_machine=i486-ncr		os=-sysv4		;;	news | news700 | news800 | news900)		basic_machine=m68k-sony		os=-newsos		;;	news1000)		basic_machine=m68030-sony		os=-newsos		;;	news-3600 | risc-news)		basic_machine=mips-sony		os=-newsos		;;	next | m*-next )		basic_machine=m68k-next		case $os in		    -nextstep* )			;;		    -ns2*)		      os=-nextstep2			;;		    *)		      os=-nextstep3			;;		esac		;;	nh3000)		basic_machine=m68k-harris		os=-cxux		;;	nh[45]000)		basic_machine=m88k-harris		os=-cxux		;;	nindy960)		basic_machine=i960-intel		os=-nindy		;;	np1)		basic_machine=np1-gould		;;	pa-hitachi)		basic_machine=hppa1.1-hitachi		os=-hiuxwe2		;;	paragon)		basic_machine=i860-intel		os=-osf		;;	pbd)		basic_machine=sparc-tti		;;	pbb)		basic_machine=m68k-tti		;;        pc532 | pc532-*)		basic_machine=ns32k-pc532		;;	pentium | p5 | k5 | nexen)		basic_machine=i586-pc		;;	pentiumpro | p6 | k6 | 6x86)		basic_machine=i686-pc		;;	pentiumii | pentium2)		basic_machine=i786-pc