# Configuration validation subroutine script, version 1.1.

# Copyright (C) 1991, 92-97, 1998, 1999 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 1

fi

# 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

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 | \

os=

basic_machine=$1

;;

-sim | -cisco | -oki | -wec | -winbond)

os=

basic_machine=$1

;;

-scout)

;;

-wrs)

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/'`

;;

-udk*)

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 | hppa2.0w | hppa2.0n \

| alpha | alphaev[4-7] | alphaev56 | alphapca5[67] \

| we32k | ns16k | clipper | i370 | sh | powerpc | powerpcle \

| 1750a | dsp16xx | pdp11 | mips16 | mips64 | mipsel | mips64el \

| mips64orion | mips64orionel | mipstx39 | mipstx39el \

| mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \

| mips64vr5000 | miprs64vr5000el \

| armv[34][lb] | sparc | sparclet | sparclite | sparc64 | sparcv9 | v850 | c4x \

| thumb | d10v)

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.

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-* | h8500-* | i960-* \

| xmp-* | ymp-* \

| hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* | hppa2.0n-* \

| alpha-* | alphaev[4-7]-* | alphaev56-* | alphapca5[67]-* \

| we32k-* | cydra-* | ns16k-* | pn-* | np1-* | xps100-* \

| clipper-* | orion-* \

| sparc64-* | sparcv9-* | sparc86x-* | mips16-* | mips64-* | mipsel-* \

| mips64el-* | mips64orion-* | mips64orionel-* \

| mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \

| mipstx39-* | mipstx39el-* \

| armv[34][lb]-* \

| f301-* | armv*-* | t3e-* \

;;

# Recognize the various machine names and aliases which stand

# for a CPU type and a company and sometimes even an OS.

386bsd)

basic_machine=i386-unknown

os=-bsd

;;

3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)

basic_machine=m68000-att

;;

3b*)

basic_machine=we32k-att

;;

a29khif)

basic_machine=a29k-amd

os=-udi

;;

adobe68k)

basic_machine=m68010-adobe

os=-scout

;;

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-*)

;;

amigaos | amigados)

os=-amigaos

;;

amigaunix | amix)

os=-sysv4

;;

apollo68)

basic_machine=m68k-apollo

os=-sysv

;;

apollo68bsd)

basic_machine=m68k-apollo

os=-bsd

;;

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

;;

es1800 | OSE68k | ose68k | ose | OSE)

basic_machine=m68k-ericsson

os=-ose

;;

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

;;

h8300xray)

basic_machine=h8300-hitachi

os=-xray

;;

h8500hms)

basic_machine=h8500-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

;;

hp3k9[0-9][0-9] | hp9[0-9][0-9])

basic_machine=hppa1.0-hp

;;

hp9k2[0-9][0-9] | hp9k31[0-9])

basic_machine=m68000-hp

;;

hp9k3[2-9][0-9])

basic_machine=m68k-hp

;;

hp9k6[0-9][0-9] | hp6[0-9][0-9])

basic_machine=hppa1.0-hp

;;

hp9k7[0-79][0-9] | hp7[0-79][0-9])

basic_machine=hppa1.1-hp

;;

hp9k78[0-9] | hp78[0-9])

# FIXME: really hppa2.0-hp

basic_machine=hppa1.1-hp

;;

hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)

# FIXME: really hppa2.0-hp

basic_machine=hppa1.1-hp

;;

hp9k8[0-9][13679] | hp8[0-9][13679])

basic_machine=hppa1.1-hp

;;

hp9k8[0-9][0-9] | hp8[0-9][0-9])

basic_machine=hppa1.0-hp

;;

hppa-next)

os=-nextstep3

;;

hppaosf)

basic_machine=hppa1.1-hp

os=-osf

;;

hppro)

basic_machine=hppa1.1-hp

os=-proelf

;;

i370-ibm* | ibm*)

basic_machine=i370-ibm

;;

# 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

;;

i386mach)

basic_machine=i386-mach

os=-mach

;;

i386-vsta | vsta)

basic_machine=i386-unknown

os=-vsta

;;

i386-go32 | go32)

basic_machine=i386-unknown

os=-go32

;;

i386-mingw32 | mingw32)

basic_machine=i386-unknown

os=-mingw32

;;

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

;;

basic_machine=m68k-atari

os=-mint

;;

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

;;

monitor)

basic_machine=m68k-rom68k

os=-coff

;;

msdos)

os=-msdos

;;

ncr3000)

basic_machine=i486-ncr

os=-sysv4

;;

netbsd386)

basic_machine=i386-unknown

os=-netbsd

;;

netwinder)

os=-linux

;;

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

;;

necv70)

basic_machine=v70-nec

os=-sysv

;;

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

;;

mon960)

basic_machine=i960-intel

os=-mon960

;;

np1)

basic_machine=np1-gould

;;

op50n-* | op60c-*)

basic_machine=hppa1.1-oki

os=-proelf

;;

OSE68000 | ose68000)

basic_machine=m68000-ericsson

os=-ose

;;

os68k)

basic_machine=m68k-none

os=-os68k

;;

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

;;

basic_machine=i586-pc

;;

basic_machine=i686-pc

;;

pentiumii | pentium2)

basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`

;;

basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`

;;

pentiumii-* | pentium2-*)

;;

pn)

basic_machine=pn-gould

;;

;;

ppc) basic_machine=powerpc-unknown

;;

ppc-*) basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`

;;

ppcle | powerpclittle | ppc-le | powerpc-little)

basic_machine=powerpcle-unknown

;;

ppcle-* | powerpclittle-*)

basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`

;;

ps2)

basic_machine=i386-ibm

;;

rom68k)

basic_machine=m68k-rom68k

os=-coff

;;

rm[46]00)

basic_machine=mips-siemens

;;

rtpc | rtpc-*)

basic_machine=romp-ibm

;;

sa29200)

basic_machine=a29k-amd

os=-udi

;;

sequent)

basic_machine=i386-sequent

;;

sh)

basic_machine=sh-hitachi

os=-hms

;;

sparclite-wrs)

basic_machine=sparclite-wrs

os=-vxworks

;;

sps7)

basic_machine=m68k-bull

os=-sysv2

;;

spur)

basic_machine=spur-unknown

;;

st2000)

basic_machine=m68k-tandem

;;

stratus)

basic_machine=i860-stratus

os=-sysv4

;;

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 | sun3-*)

basic_machine=m68k-sun

;;

sun4)

basic_machine=sparc-sun

;;

sun386 | sun386i | roadrunner)

basic_machine=i386-sun

;;

symmetry)

basic_machine=i386-sequent

os=-dynix

;;

t3e)

basic_machine=t3e-cray

os=-unicos

;;

tx39)

basic_machine=mipstx39-unknown

;;

tx39el)

basic_machine=mipstx39el-unknown

;;

tower | tower-32)

basic_machine=m68k-ncr

;;

udi29k)

basic_machine=a29k-amd

os=-udi

;;

ultra3)

basic_machine=a29k-nyu

os=-sym1

;;

v810 | necv810)

basic_machine=v810-nec

os=-none

;;

vaxv)

basic_machine=vax-dec

os=-sysv

;;

vms)

basic_machine=vax-dec

os=-vms

;;

vpp*|vx|vx-*)

basic_machine=f301-fujitsu

;;

vxworks960)

basic_machine=i960-wrs

os=-vxworks

;;

vxworks68)

basic_machine=m68k-wrs

os=-vxworks

;;

vxworks29k)

basic_machine=a29k-wrs

os=-vxworks

;;

w65*)

basic_machine=w65-wdc

os=-none

;;

w89k-*)

basic_machine=hppa1.1-winbond

os=-proelf

;;

xmp)

basic_machine=xmp-cray

os=-unicos

;;

xps | xps100)

basic_machine=xps100-honeywell

;;

z8k-*-coff)

basic_machine=z8k-unknown

os=-sim

;;

none)

basic_machine=none-none

os=-none

;;

# 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.

w89k)

basic_machine=hppa1.1-winbond

;;

op50n)

basic_machine=hppa1.1-oki

;;

op60c)

basic_machine=hppa1.1-oki

;;

mips)

if [ x$os = x-linux-gnu ]; then

basic_machine=mips-unknown

else

basic_machine=mips-mips

fi

;;

romp)

basic_machine=romp-ibm

;;

rs6000)

basic_machine=rs6000-ibm

;;

vax)

basic_machine=vax-dec

;;

pdp11)

basic_machine=pdp11-dec

;;

we32k)

basic_machine=we32k-att

;;

sparc | sparcv9)

basic_machine=sparc-sun

;;

cydra)

basic_machine=cydra-cydrome

;;

orion)

basic_machine=orion-highlevel

;;

orion105)

basic_machine=clipper-highlevel

;;

mac | mpw | mac-mpw)

basic_machine=m68k-apple

;;

pmac | pmac-mpw)

basic_machine=powerpc-apple

;;

c4x*)

basic_machine=c4x-none

os=-coff

;;

*)

echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2

exit 1

;;

esac

# Here we canonicalize certain aliases for manufacturers.

case $basic_machine in

*-digital*)

basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`

;;

*-commodore*)

basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`

;;

*)

;;

esac

# Decode manufacturer-specific aliases for certain operating systems.

if [ x"$os" != x"" ]

then

case $os in

# First match some system type aliases

# that might get confused with valid system types.

# -solaris* is a basic system type, with this one exception.

-solaris1 | -solaris1.*)

os=`echo $os | sed -e 's|solaris1|sunos4|'`

;;

-solaris)

os=-solaris2

;;

-svr4*)

os=-sysv4

;;

-unixware*)

os=-sysv4.2uw

;;

-gnu/linux*)

os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`

;;

# First accept the basic system types.

# The portable systems comes first.

# Each alternative MUST END IN A *, to match a version number.

# -sysv* is not here because it comes later, after sysvr4.

-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \

| -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\

| -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \

| -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \

| -aos* \

| -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \

| -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \

| -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \

| -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \

| -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \

| -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \

| -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \

| -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \

# Remember, each alternative MUST END IN *, to match a version number.

;;

-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \

| -windows* | -osx | -abug | -netware* | -os9* | -beos* \

;;

-mac*)

os=`echo $os | sed -e 's|mac|macos|'`

;;

-linux*)

os=`echo $os | sed -e 's|linux|linux-gnu|'`

;;

-sunos5*)

os=`echo $os | sed -e 's|sunos5|solaris2|'`

;;

-sunos6*)

os=`echo $os | sed -e 's|sunos6|solaris3|'`

;;

-osfrose*)

os=-osfrose

;;

-osf*)

os=-osf

;;

-utek*)

os=-bsd

;;

-dynix*)

os=-bsd

;;

-acis*)

os=-aos

;;

-386bsd)

os=-bsd

;;

-ctix* | -uts*)

os=-sysv

;;

-ns2 )

os=-nextstep2

;;

# Preserve the version number of sinix5.

-sinix5.*)

os=`echo $os | sed -e 's|sinix|sysv|'`

;;

-sinix*)

os=-sysv4

;;

-triton*)

os=-sysv3

;;

-oss*)

os=-sysv3

;;

-svr4)

os=-sysv4

;;

-svr3)

os=-sysv3

;;

-sysvr4)

os=-sysv4

;;

# This must come after -sysvr4.

-sysv*)

;;

-ose*)

os=-ose

;;

-es1800*)

os=-ose

;;

-xenix)

os=-xenix

;;

os=-mint

;;

-none)

;;

*)

# Get rid of the `-' at the beginning of $os.

os=`echo $os | sed 's/[^-]*-//'`

echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2

exit 1

;;

esac

else