X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=config.sub;h=b383914a8ba75d815749448457ec92a785e35797;hb=c73e3fe40c268fd0d7f60a7b60800597cdeb3463;hp=dab5d17276e0b331009b38b81abdce2b19f078db;hpb=e66027232e6c15d308f4c4891871b1e807bb50b0;p=deliverable%2Fbinutils-gdb.git

diff --git a/config.sub b/config.sub
index dab5d17276..b383914a8b 100755
--- a/config.sub
+++ b/config.sub
@@ -1,4 +1,21 @@
 #!/bin/sh
+# Configuration validation subroutine script, version 1.0.
+#   Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+
+#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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
 
 # Configuration subroutine to validate and canonicalize a configuration type.
 # Supply the specified configuration type as an argument.
@@ -11,467 +28,647 @@
 # 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 (e.g. a typo).
+# configuration.
 
-# Please email any bugs, comments, and/or additions to this file to:
-# configure@cygnus.com
-
-# decode aliases into canonical names
-# Note that aliases MUST fit into 12 characters or less otherwise the
-# install targets and subdir builds all die on machines that support
-# only 14 char file names.  They die miserably on machines that rudely
-# enforce the 14 character limit.
-
-case "$1" in
-# cpu alone is a valid alias for cpu-none-none.
-vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
-	| alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
-	| romp | rs6000 | i960 | h8300)
-	cpu=$1
-	vendor=none
-	os=none
-	;;
-altos | altos3068)
-	cpu=m68k
-	vendor=altos
-	os=sysv # maybe?
-	;;
-altosgas)
-	cpu=m68k
-	vendor=altos
-	os=gas
-	;;
-am29k)
-	cpu=a29k
-	vendor=none
-	os=bsd
-	;;
-amdahl)
-	cpu=580
-	vendor=amdahl
-	os=uts
-	;;
-amigados)
-	cpu=m68k
-	vendor=cbm
-	os=amigados # Native AmigaDOS
-	;;
-amigaunix | amix)
-	cpu=m68k
-	vendor=cbm
-	os=svr4 # System V Release 4 (svr4 is an industry recognized acronym)
-	;;
-apollo68)
-	cpu=m68k
-	vendor=apollo
-	os=sysv # maybe?
-	;;
-balance)
-	cpu=ns32k
-	vendor=sequent
-	os=dynix
-	;;
-convex-c1)
-	cpu=c1
-	vendor=convex
-	os=sysv # maybe?
-	;;
-convex-c2)
-	cpu=c2
-	vendor=convex
-	os=sysv # maybe?
-	;;
-cray | ymp)
-	cpu=ymp
-	vendor=cray
-	os=unicos
-	;;
-cray2)
-	cpu=cray2
-	vendor=cray
-	os=unicos
-	;;
-dec3100 | decstatn | decstation | decstation-3100 | pmax | pmin)
-	cpu=mips
-	vendor=dec
-	os=ultrix
-	;;
-delta | 3300 | motorola-3300 | motorola-delta \
-      | 3300-motorola | delta-motorola)
-	cpu=m68k
-	vendor=motorola
-	os=sysv # maybe?
-	;;
+# 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
+# it is wrong to echo any other type of specification
 
-delta88)
-	cpu=m88k
-	vendor=motorola
-	os=m88kbcs
+# First pass through any local machine types.
+case $1 in
+	*local*)
+		echo $1
+		exit 0
+		;;
+	*)
 	;;
+esac
 
-ebmon29k)
-	cpu=a29k
-	vendor=amd
-	os=ebmon
-	;;
-gmicro)
-	cpu=tron
-	vendor=gmicro
-	os=sysv # maybe?
-	;;
+# Separate what the user gave into CPU-COMPANY and OS (if any).
+basic_machine=`echo $1 | sed 's/-[^-][^-]*$//'`
+if [ $basic_machine != $1 ]
+then os=`echo $1 | sed 's/.*-/-/'`
+else os=; fi
 
-h8300hds)
-	cpu=h8300
-	vendor=hitachi
-	os=hds
-	;;
+# Lets recognize common machines as not being OS so that things like
+# config.subr decstation-3100 as legal.
+case $os in
+	-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* | -osf* | \
+	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
+	-harris)
+		os=
+		basic_machine=$1
+		;;
+	-sco*)
+		os=-scosysv322
+		basic_machine=i386-unknown
+		;;
+	-isc*)
+		os=-iscsysv
+		basic_machine=i386-unknown
+		;;
+# start-sanitize-v9
+	-32)
+		basic_machine=sparc64-hal
+		os=-hal32
+		;;
+	-64)
+		basic_machine=sparc64-hal
+		os=-hal64
+		;;
+	-v7)
+		basic_machine=sparc64-sun
+		os=-v7
+		;;
+# end-sanitize-v9	
+esac
 
+# Decode aliases for certain CPU-COMPANY combinations.
+case $basic_machine in
+	# Recognize the basic CPU types with without company name.
+	tahoe | i386 | i860 | m68k | m680[01234]0 | m88k | ns32k | arm | pyramid \
+		| tron | a29k | 580 | i960 | h8300 | hppa1.0 | hppa1.1 | we32k\
+		| v70)
+		basic_machine=$basic_machine-unknown
+		;;
+	# Recognize the basic CPU types with with company name.
+	vax-* | tahoe-* | i386-* | i860-* | m68k-* | m680[01234]0-* | m88k-* \
+	      | sparc-* | ns32k-* | alliant-* | arm-* | c[123]* \
+	      | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
+	      | none-* | 580-* | cray2-* | h8300-* | i960-* | xmp-* | ymp-* \
+	      | hppa1.0-* | hppa1.1-* | we32k-*)
+		;;
+	# Recognize the various machine names and aliases which stand
+	# for a CPU type and a company and sometimes even an OS.
 # start-sanitize-life
-life)
-	cpu=life
-	vendor=philips
-	os=none
-	;;
+	life-*) ;;
+	life)
+		basic_machine=life-philips
+		os=-none
+		;;
 # end-sanitize-life
 
 # start-sanitize-v9
-hal-32 | hal32)
-	cpu=sparc64
-	vendor=hal
-	os=hal32
-	;;
-hal-64 | hal64)
-	cpu=sparc64
-	vendor=hal
-	os=hal64
-	;;
-sparc64)
-	cpu=sparc64
-	vendor=sun
-	os=v9
-	;;
-sparc64-v7 | sparc64v7)
-	cpu=sparc64
-	vendor=sun
-	os=v7
-	;;
+	sparc64-*) ;;
+	hal-32 | hal32)
+		basic_machine=sparc64-hal
+		os=-hal32
+		;;
+	hal-64 | hal64)
+		basic_machine=sparc64-hal
+		os=-hal64
+		;;
+	sparc64)
+		basic_machine=sparc64-sun
+		os=-v9
+		;;
+	sparc64-v7 | sparc64v7)
+		basic_machine=sparc64-sun
+		os=-v7
+		;;
 # end-sanitize-v9
-hp300bsd)
-	cpu=m68k
-	vendor=hp
-	os=bsd
-	;;
-hp300hpux | hpux | hp9k3[2-9][0-9])
-	cpu=m68k
-	vendor=hp
-	os=hpux
-	;;
-hp9k31[0-9] | hp9k2[0-9][0-9])
-	cpu=m68000
-	vendor=hp
-	os=hpux
-	;;
-i386sco)
-	cpu=i386
-	vendor=sco
-	os=sysv # maybe?
-	;;
-i386v)
-	cpu=i386
-	vendor=none
-	os=sysv
-	;;
-i386v32)
-	cpu=i386
-	vendor=none
-	os=sysv32
-	;;
-iris | iris4d)
-	cpu=mips
-	vendor=sgi
-	os=irix # maybe?
-	;;
 
-dpx2)
-	vendor=bull
-	cpu=m68k
-	os=sysv
-	;;
-isi | isi68)
-	cpu=m68k
-	vendor=isi
-	os=sysv # maybe?
-	;;
-littlemips)
-	cpu=mips
-	vendor=little
-	os=bsd
-	;;
-magnum | m3230)
-	cpu=mips
-	vendor=mips
-	os=sysv # maybe?
-	;;
-merlin)
-	cpu=ns32k
-	vendor=utek
-	os=sysv # maybe?
-	;;
-miniframe)
-	cpu=m68000
-	vendor=convergent
-	os=sysv # maybe?
-	;;
-mmax)
-	cpu=ns32k
-	vendor=encore
-	os=sysv # maybe?
-	;;
-news | news700 | news800 | news900)
-	cpu=m68k
-	vendor=sony
-	os=newsos # newsos3c or newsos4c, c stands for cisc. Based on bsd-4.3.
-	;;
-news1000)
-	cpu=m68030
-	vendor=sony
-	os=newsos
-	;;
-news-3600 | bigmips | risc-news)
-	cpu=mips
-	vendor=sony
-	os=newsos # Presumably newsos4r, r stands for risc. Based on bsd-4.3.
-	;;
-next)
-	cpu=m68k
-	vendor=next
-	os=sysv # maybe?
-	;;
-nindy960)
-	cpu=i960
-	vendor=intel
-	os=nindy
-	;;
-none)
-	cpu=none
-	vendor=none
-	os=none
-	;;
-np1)
-	cpu=np1
-	vendor=gould
-	os=sysv # maybe?
-	;;
-rtpc)
-	cpu=romp
-	vendor=ibm
-	os=aix # maybe?
-	;;	
-pbd)
-	cpu=sparc
-	vendor=unicom
-	os=sysv
-	;;
-pn)
-	cpu=pn
-	vendor=gould
-	os=sysv # maybe?
-	;;
-powersys)
-	cpu=rs6000
-	vendor=ibm
-	os=aix
-	;;
-ps2)
-	cpu=i386
-	vendor=ibm
-	os=sysv # maybe?
-	;;
-sun2)
-	cpu=m68000
-	vendor=sun
-	os=sunos4
-	;;
-sun2os3)
-	cpu=m68000
-	vendor=sun
-	os=sunos3
-	;;
-sun2os4)
-	cpu=m68000
-	vendor=sun
-	os=sunos4
-	;;
-sun3)
-	cpu=m68k
-	vendor=sun
-	os=sunos4
-	;;
-sun3os3)
-	cpu=m68k
-	vendor=sun
-	os=sunos3
-	;;
-sun3os4)
-	cpu=m68k
-	vendor=sun
-	os=sunos4
-	;;
-sun386 | roadrunner | sun386i)
-	cpu=i386
-	vendor=sun
-	os=sunos
-	;;
-sun4)
-	cpu=sparc
-	vendor=sun
-	os=sunos4
-	;;
-sun4os3)
-	cpu=sparc
-	vendor=sun
-	os=sunos3
-	;;
-sun4os4)
-	cpu=sparc
-	vendor=sun
-	os=sunos4
-	;;
-symmetry)
-	cpu=i386
-	vendor=sequent
-	os=dynix
-	;;
-tower | tower-32)
-	cpu=m68k
-	vendor=ncr
-	os=sysv # maybe?
-	;;
-ultra3)
-	cpu=a29k
-	vendor=nyu
-	os=sym1
-	;;
-umax)
-	cpu=ns32k
-	vendor=encore
-	os=sysv # maybe?
-	;;
-unixpc | safari | pc7300 | 3b1 | 7300 | 7300-att | att-7300)
-	cpu=m68k
-	vendor=att
-	os=sysv # maybe?
-	;;
-vax-dec)
-	cpu=vax
-	vendor=dec
-	os=ultrix # maybe?
-	;;
-vxworks68)
-	cpu=m68k
-	vendor=wrs
-	os=vxworks
-	;;
-vxworks960)
-	cpu=i960
-	vendor=wrs
-	os=vxworks
-	;;
-xmp)
-	cpu=xmp
-	vendor=cray
-	os=unicos
-	;;
-# not an alias.  parse what we expect to be a canonical name.
-*)
-	cpu=`echo $1 | sed 's/-.*$//'`
+	vaxv)
+		basic_machine=vax-dec
+		os=-sysv
+		;;
+	vms)
+		basic_machine=vax-dec
+		os=-vms
+		;;
+	i386mach)
+		basic_machine=i386-mach
+		os=-mach
+		;;
+	i386v32)
+		basic_machine=i386-unknown
+		os=-sysv32
+		;;
+	i386-sco* | i386sco | sco)
+		basic_machine=i386-unknown
+		os=-scosysv322
+		;;
+	go32 | i386-go32)
+		basic_machine=i386-unknown
+		os=-go32
+		;;
+	i386-isc* | isc)
+		basic_machine=i386-unknown
+		os=-iscsysv
+		;;
+	i386-linux* | linux)
+		basic_machine=i386-unknown
+		os=-linux
+		;;
+	i386v4*)
+		basic_machine=i386-unknown
+		os=-sysv4
+		;;
+	i386v)
+		basic_machine=i386-unknown
+		os=-sysv
+		;;
+	spur)
+		basic_machine=spur-unknown
+		;;
+	alliant)
+		basic_machine=alliant-alliant
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-sysv
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-sysv
+		;;
+	convex-c32)
+		basic_machine=c32-convex
+		os=-sysv
+		;;
+	convex-c34)
+		basic_machine=c34-convex
+		os=-sysv
+		;;
+	convex-c38)
+		basic_machine=c38-convex
+		os=-sysv
+		;;
+	m88k-omron*)
+		basic_machine=m88k-omron
+		;;
+	merlin)
+		basic_machine=ns32k-utek
+		os=-sysv
+		;;
+	crds | unos)
+		basic_machine=m68k-crds
+		;;
+	encore | umax | mmax)
+		basic_machine=ns32k-encore
+		os=-sysv
+		;;
+	genix)
+		basic_machine=ns32k-ns
+		;;
+	iris | iris3 | iris4d)
+		basic_machine=mips-sgi
+		os=-irix3
+		;;
+	iris4)
+		basic_machine=mips-sgi
+		os=-irix4
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-newsos
+		;;
+	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
+		basic_machine=m68k-att
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+        pc532)
+		basic_machine=ns32k-pc532
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4sol2)
+		basic_machine=sparc-sun
+		os=-solaris2
+		;;
+	sun3)
+		basic_machine=m68k-sun
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		;;
+	pbd)
+		basic_machine=sparc-unicom
+		;;
+	sun386 | sun386i | roadrunner)
+		basic_machine=i386-sun
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		;;
+	next)
+		basic_machine=m68k-next
+		os=-bsd
+		;;
+	hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		;;
+	hp9k31[0-9] | hp9k2[0-9][0-9])
+		basic_machine=m68000-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
+		;;
+	isi68 | isi)
+		basic_machine=m68k-isi
+		os=-sysv
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv
+		;;
+	apollo68bsd)
+		basic_machine=m68k-apollo
+		os=-bsd
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		;;
+	news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos
+		;;
+	st2000)
+		basic_machine=m68kmote-tandem
+		;;
+	decstation-dec | decstation | decstation-3100 | pmax | pmin | dec3100 | decstatn)
+		basic_machine=mips-dec
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv
+		;;
+	gmicro)
+		basic_machine=tron-gmicro
+		os=-sysv
+		;;
+	rtpc | rtpc-*)
+		basic_machine=romp-ibm
+		;;
+	am29k)
+		basic_machine=a29k-none
+		os=-bsd
+		;;
+	amdahl)
+		basic_machine=580-amdahl
+		os=-sysv
+		;;
+	amigados)
+		basic_machine=m68k-cbm
+		os=-amigados
+		;;
+	amigaunix | amix)
+		basic_machine=m68k-cbm
+		os=-sysv4
+		;;
+	stratus)
+		basic_machine=i860-stratus
+		os=-sysv4
+		;;
+	cray | ymp)
+		basic_machine=ymp-cray
+		os=-unicos
+		;;
+	cray2)
+		basic_machine=cray2-cray
+		os=-unicos
+		;;
+	xmp)
+		basic_machine=xmp-cray
+		os=-unicos
+		;;
+	delta88)
+		basic_machine=m88k-motorola
+		os=-m88kbcs
+		;;
+	dpx2)
+		basic_machine=m68k-bull
+		os=-sysv
+		;;
+	ebmon29k)
+		basic_machine=a29k-amd
+		os=-ebmon
+		;;
 
-	if [ "${cpu}" = "$1" ] ; then
-		# no vendor so this is an invalid name.
-		echo '***' Configuration \"$1\" not recognized 1>&2
-		exit 1
-	else
-		# parse out vendor
-		rest=`echo $1 | sed "s/${cpu}-//"`
-		vendor=`echo ${rest} | sed 's/-.*$//'`
+	h8300hms)
+		basic_machine=h8300-hitachi
+		os=-hms
+		;;
+	udi29k)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+	a29khif)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+	sa29200)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+	h8300xray)
+		basic_machine=h8300-hitachi
+		os=-xray
+		;;
+	harris)
+		basic_machine=m88k-harris
+		os=-m88kbcs
+		;;
+	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
+		os=-hpux
+		;;
+	hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hppabsd)
+		basic_machine=hppa-hp
+		os=-bsd
+		;;
+	hppahpux)
+		basic_machine=hppa-hp
+		os=-hpux
+		;;
+	ncr3000)
+		basic_machine=i386-ncr
+		os=-sysv4
+		;;
+	necv70)
+		basic_machine=v70-nec
+		os=-sysv
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-newsos
+		;;
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	pn)
+		basic_machine=pn-gould
+		os=-sysv
+		;;
+	np1)
+		basic_machine=np1-gould
+		os=-sysv
+		;;
+	ultra3)
+		basic_machine=a29k-nyu
+		os=-sym1
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	os68k)
+		basic_machine=m68k-none
+		os=-os68k
+		;;
+	sparclite)
+		basic_machine=sparclite-fujitsu
+		os=-none
+		;;
+	sparcfrw)
+		basic_machine=sparcfrw-sun
+		os=-sunos4
+		;;
+	sparcfrwcompat)
+		basic_machine=sparcfrwcompat-sun
+		os=-sunos4
+		;;
+	sparclitefrw)
+		basic_machine=sparclitefrw-fujitsu
+		os=-none
+		;;
+	sparclitefrwcompat)
+		basic_machine=sparclitefrwcompat-fujitsu
+		os=-none
+		;;
 
-		if [ "${vendor}" = "${rest}" ] ; then
-			# a missing os is acceptable
-			os=none
-		else
-			os=`echo ${rest} | sed "s/${vendor}-//"`
-		fi
-	fi
-	;;
-esac
+	none)
+		basic_machine=none-none
+		os=-none
+		;;
 
-# At this point we should have three parts of a canonical name in cpu,
-# vendor, and os.
+# Here we handle the default manufacturer of certain CPU types.  It is in
+# some cases the only manufacturer, in others, it is the most popular.
+	mips)
+		basic_machine=mips-mips
+		;;
+	romp)
+		basic_machine=romp-ibm
+		;;
+	rs6000)
+		basic_machine=rs6000-ibm
+		;;
+	vax)
+		basic_machine=vax-dec
+		;;
+	sparc)
+		basic_machine=sparc-sun
+		;;
+	fx2800)
+		basic_machine=i860-alliant
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
 
-# verify that the cpu is known.
+# Decode manufacturer-specific aliases for certain operating systems.
 
-case "${cpu}" in
-none | vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc \
-	| ns32k | alliant | arm | c1 | c2 | mips | pyramid | tron \
-	| a29k | romp | rs6000 | i960 | xmp | ymp | cray2 | 580 | h8300)
+if [ "$os" ]
+then
+case $os in
+	# First accept the basic system types.
+	# The portable systems comes first.
+	# Each alternative must end in a *, to match a version number.
+	-bsd* | -sysv* | -mach* | -minix* | -genix* | -ultrix* | -aout \
+	      | -vms* | -sco* | -esix* | -isc* | -aix* | -sunos* | -hpux* \
+	      | -unos* | -osf* | -v88r* | -luna* | -dgux* | -solaris* | -sym* \
+	      | -newsos | -amigados* | -msdos* | -none* | -os68k* | -irix* \
+	      | -nindy* | -vxworks* | -ebmon* | -udi | -hms* | -xray \
+	      | -m88kbcs* | -go32 | -linux*)
 	;;
-
-# start-sanitize-life
-life) ;;
-# end-sanitize-life
-
 # start-sanitize-v9
-sparc64) ;;
+	-v7 | -v9 | -hal32 | -hal64) ;;
 # end-sanitize-v9
 
-*)
-	echo '***' Invalid cpu \`${cpu}\': configuration \`$1\' not recognized 1>&2
-	exit 1
-	;;
+# Note that readline checks for newsos
+#	-newsos*)
+#		os=-bsd
+#		;;
+	-osfrose*)
+		os=-osf
+		;;
+	-osf*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-aos*)
+		os=-bsd
+		;;
+	-ctix* | -uts*)
+		os=-sysv
+		;;
+	-svr4)
+		os=-sysv4
+		;;
+	-svr3)
+		os=-sysv3
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $1 | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
 esac
+else
 
-# verify that the vendor is known.
-
-case "${vendor}" in
-	altos | amd | amdahl | aout | apollo | att | bcs | bout |\
-	cbm | convergent | convex | coff | cray | dec | encore |\
-	gould | hitachi | intel | isi | hp | ibm | little | mips | motorola |\
-	ncr | next | none | nyu | sco | sequent | sgi | sony | sun |\
-	unicom | utek | wrs | bull ) ;; 
-
-# start-sanitize-life
-philips) ;;
-# end-sanitize-life
-
-# start-sanitize-v9
-hal) ;;
-# end-sanitize-v9
-
-*)
-	echo '***' Invalid vendor \`${vendor}\': configuration \`$1\' not recognized 1>&2
-	exit 1
-	;;
+# Here we handle the default operating systems that come with various machines.
+# The value should be what the vendor currently ships out the door with their
+# machine or put another way, the most popular os provided with the machine.
+case $basic_machine in
+	*-dec | vax-*)
+		os=-ultrix42
+		;;
+	i386-sun)
+		os=-sunos402
+		;;
+	m68000-sun)
+		os=-sunos3
+		# This also exists in the configure program, but was not the
+		# default.
+		# os=-sunos4
+		;;
+	sparc-* | *-sun)
+		os=-sunos411
+		;;
+	romp-*)
+		os=-bsd
+		;;
+	*-ibm)
+		os=-aix
+		;;
+	*-hp)
+		os=-hpux
+		;;
+	*-sgi | i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
+		os=-sysv
+		;;
+	*-dg)
+		os=-dgux
+		;;
+	m88k-omron*)
+		os=-luna
+		;;
+	*-crds)
+		os=-unos
+		;;
+	*-ns)
+		os=-genix
+		;;
+	i386-*)
+		os=-scosysv322
+		;;
+	*)
+		os=-none
+		;;
 esac
+fi
 
-# verify that the os is known, if it exists.
-
-case "${os}" in
-aix* | aout | bout | bsd* | coff | ctix* | dgux* | dynix* | esix* \
-	| ebmon | hpux* \
-	| hds | irix* | isc* | kern | mach* | msdos* | newsos* | nindy* | none \
-	| osf* | sco* | sunos* | sysv* | ultrix* | unos* | v88r* \
-	| vms* | vxworks* | sym[1-9]* | unicos* | uts | svr4 \
-	| amigados) 
-	;;
-
-# start-sanitize-v9
-hal32 | hal64 | v7 | v9) ;;
-# end-sanitize-v9
-
-*)
-	echo '***' Invalid os \`${os}\': configuration \`$1\' not recognized 1>&2
-	exit 1
-	;;
+# Here we handle the case where we know the os, and the CPU type, but not the
+# manufacturer.  We pick the logical manufacturer.
+vendor=unknown
+case $basic_machine in
+	*-unknown)
+		case $os in
+			-sunos*)
+				vendor=sun
+				;;
+			-aix*)
+				vendor=ibm
+				;;
+			-hpux*)
+				vendor=hp
+				;;
+			-unos*)
+				vendor=crds
+				;;
+			-dgux*)
+				vendor=dg
+				;;
+			-luna*)
+				vendor=omron
+				;;
+			-genix*)
+				vendor=ns
+				;;
+		esac
+		basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
+		;;
 esac
 
-echo ${cpu}-${vendor}-${os}
+echo $basic_machine$os