1#! /bin/sh
2# Configuration validation subroutine script, version 1.1.
3#   Copyright (C) 1991, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
4# This file is (in principle) common to ALL GNU software.
5# The presence of a machine in this file suggests that SOME GNU software
6# can handle that machine.  It does not imply ALL GNU software can.
7#
8# This file is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program; if not, write to the Free Software
20# Foundation, Inc., 59 Temple Place - Suite 330,
21# Boston, MA 02111-1307, USA.
22
23# As a special exception to the GNU General Public License, if you
24# distribute this file as part of a program that contains a
25# configuration script generated by Autoconf, you may include it under
26# the same distribution terms that you use for the rest of that program.
27
28# Configuration subroutine to validate and canonicalize a configuration type.
29# Supply the specified configuration type as an argument.
30# If it is invalid, we print an error message on stderr and exit with code 1.
31# Otherwise, we print the canonical config type on stdout and succeed.
32
33# This file is supposed to be the same for all GNU packages
34# and recognize all the CPU types, system types and aliases
35# that are meaningful with *any* GNU software.
36# Each package is responsible for reporting which valid configurations
37# it does not support.  The user should be able to distinguish
38# a failure to support a valid configuration from a meaningless
39# configuration.
40
41# The goal of this file is to map all the various variations of a given
42# machine specification into a single specification in the form:
43#	CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
44# or in some cases, the newer four-part form:
45#	CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
46# It is wrong to echo any other type of specification.
47
48if [ x$1 = x ]
49then
50	echo Configuration name missing. 1>&2
51	echo "Usage: $0 CPU-MFR-OPSYS" 1>&2
52	echo "or     $0 ALIAS" 1>&2
53	echo where ALIAS is a recognized configuration type. 1>&2
54	exit 1
55fi
56
57# First pass through any local machine types.
58case $1 in
59	*local*)
60		echo $1
61		exit 0
62		;;
63	*)
64	;;
65esac
66
67# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
68# Here we must recognize all the valid KERNEL-OS combinations.
69maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
70case $maybe_os in
71  linux-gnu*)
72    os=-$maybe_os
73    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
74    ;;
75  *)
76    basic_machine=`echo $1 | sed 's/-[^-]*$//'`
77    if [ $basic_machine != $1 ]
78    then os=`echo $1 | sed 's/.*-/-/'`
79    else os=; fi
80    ;;
81esac
82
83### Let's recognize common machines as not being operating systems so
84### that things like config.sub decstation-3100 work.  We also
85### recognize some manufacturers as not being operating systems, so we
86### can provide default operating systems below.
87case $os in
88	-sun*os*)
89		# Prevent following clause from handling this invalid input.
90		;;
91	-dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
92	-att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
93	-unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
94	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
95	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
96	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
97	-apple)
98		os=
99		basic_machine=$1
100		;;
101	-hiux*)
102		os=-hiuxwe2
103		;;
104	-sco5)
105		os=sco3.2v5
106		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
107		;;
108	-sco4)
109		os=-sco3.2v4
110		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
111		;;
112	-sco3.2.[4-9]*)
113		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
114		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
115		;;
116	-sco3.2v[4-9]*)
117		# Don't forget version if it is 3.2v4 or newer.
118		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
119		;;
120	-sco*)
121		os=-sco3.2v2
122		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
123		;;
124	-isc)
125		os=-isc2.2
126		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
127		;;
128	-clix*)
129		basic_machine=clipper-intergraph
130		;;
131	-isc*)
132		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
133		;;
134	-lynx*)
135		os=-lynxos
136		;;
137	-ptx*)
138		basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
139		;;
140	-windowsnt*)
141		os=`echo $os | sed -e 's/windowsnt/winnt/'`
142		;;
143	-psos*)
144		os=-psos
145		;;
146esac
147
148# Decode aliases for certain CPU-COMPANY combinations.
149case $basic_machine in
150	# Recognize the basic CPU types without company name.
151	# Some are omitted here because they have special meanings below.
152	tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
153		| arme[lb] | pyramid \
154		| tron | a29k | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
155		| alpha | we32k | ns16k | clipper | i370 | sh \
156		| powerpc | powerpcle | 1750a | dsp16xx | mips64 | mipsel \
157		| pdp11 | mips64el | mips64orion | mips64orionel \
158		| sparc | sparclet | sparclite | sparc64)
159		basic_machine=$basic_machine-unknown
160		;;
161	# We use `pc' rather than `unknown'
162	# because (1) that's what they normally are, and
163	# (2) the word "unknown" tends to confuse beginning users.
164	i[3456]86)
165	  basic_machine=$basic_machine-pc
166	  ;;
167	# Object if more than one company name word.
168	*-*-*)
169		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
170		exit 1
171		;;
172	# Recognize the basic CPU types with company name.
173	vax-* | tahoe-* | i[3456]86-* | i860-* | m68k-* | m68000-* | m88k-* \
174	      | sparc-* | ns32k-* | fx80-* | arm-* | c[123]* \
175	      | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* | power-* \
176	      | none-* | 580-* | cray2-* | h8300-* | i960-* | xmp-* | ymp-* \
177	      | hppa-* | hppa1.0-* | hppa1.1-* | alpha-* | we32k-* | cydra-* | ns16k-* \
178	      | pn-* | np1-* | xps100-* | clipper-* | orion-* | sparclite-* \
179	      | pdp11-* | sh-* | powerpc-* | powerpcle-* | sparc64-* | mips64-* | mipsel-* \
180	      | mips64el-* | mips64orion-* | mips64orionel-* | f301-*)
181		;;
182	# Recognize the various machine names and aliases which stand
183	# for a CPU type and a company and sometimes even an OS.
184	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
185		basic_machine=m68000-att
186		;;
187	3b*)
188		basic_machine=we32k-att
189		;;
190	alliant | fx80)
191		basic_machine=fx80-alliant
192		;;
193	altos | altos3068)
194		basic_machine=m68k-altos
195		;;
196	am29k)
197		basic_machine=a29k-none
198		os=-bsd
199		;;
200	amdahl)
201		basic_machine=580-amdahl
202		os=-sysv
203		;;
204	amiga | amiga-*)
205		basic_machine=m68k-cbm
206		;;
207	amigados)
208		basic_machine=m68k-cbm
209		os=-amigados
210		;;
211	amigaunix | amix)
212		basic_machine=m68k-cbm
213		os=-sysv4
214		;;
215	apollo68)
216		basic_machine=m68k-apollo
217		os=-sysv
218		;;
219	aux)
220		basic_machine=m68k-apple
221		os=-aux
222		;;
223	balance)
224		basic_machine=ns32k-sequent
225		os=-dynix
226		;;
227	convex-c1)
228		basic_machine=c1-convex
229		os=-bsd
230		;;
231	convex-c2)
232		basic_machine=c2-convex
233		os=-bsd
234		;;
235	convex-c32)
236		basic_machine=c32-convex
237		os=-bsd
238		;;
239	convex-c34)
240		basic_machine=c34-convex
241		os=-bsd
242		;;
243	convex-c38)
244		basic_machine=c38-convex
245		os=-bsd
246		;;
247	cray | ymp)
248		basic_machine=ymp-cray
249		os=-unicos
250		;;
251	cray2)
252		basic_machine=cray2-cray
253		os=-unicos
254		;;
255	[ctj]90-cray)
256		basic_machine=c90-cray
257		os=-unicos
258		;;
259	crds | unos)
260		basic_machine=m68k-crds
261		;;
262	da30 | da30-*)
263		basic_machine=m68k-da30
264		;;
265	decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
266		basic_machine=mips-dec
267		;;
268	delta | 3300 | motorola-3300 | motorola-delta \
269	      | 3300-motorola | delta-motorola)
270		basic_machine=m68k-motorola
271		;;
272	delta88)
273		basic_machine=m88k-motorola
274		os=-sysv3
275		;;
276	dpx20 | dpx20-*)
277		basic_machine=rs6000-bull
278		os=-bosx
279		;;
280	dpx2* | dpx2*-bull)
281		basic_machine=m68k-bull
282		os=-sysv3
283		;;
284	ebmon29k)
285		basic_machine=a29k-amd
286		os=-ebmon
287		;;
288	elxsi)
289		basic_machine=elxsi-elxsi
290		os=-bsd
291		;;
292	encore | umax | mmax)
293		basic_machine=ns32k-encore
294		;;
295	fx2800)
296		basic_machine=i860-alliant
297		;;
298	genix)
299		basic_machine=ns32k-ns
300		;;
301	gmicro)
302		basic_machine=tron-gmicro
303		os=-sysv
304		;;
305	h3050r* | hiux*)
306		basic_machine=hppa1.1-hitachi
307		os=-hiuxwe2
308		;;
309	h8300hms)
310		basic_machine=h8300-hitachi
311		os=-hms
312		;;
313	harris)
314		basic_machine=m88k-harris
315		os=-sysv3
316		;;
317	hp300-*)
318		basic_machine=m68k-hp
319		;;
320	hp300bsd)
321		basic_machine=m68k-hp
322		os=-bsd
323		;;
324	hp300hpux)
325		basic_machine=m68k-hp
326		os=-hpux
327		;;
328	hp9k2[0-9][0-9] | hp9k31[0-9])
329		basic_machine=m68000-hp
330		;;
331	hp9k3[2-9][0-9])
332		basic_machine=m68k-hp
333		;;
334	hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
335		basic_machine=hppa1.1-hp
336		;;
337	hp9k8[0-9][0-9] | hp8[0-9][0-9])
338		basic_machine=hppa1.0-hp
339		;;
340	hppa-next)
341		os=-nextstep3
342		;;
343	i370-ibm* | ibm*)
344		basic_machine=i370-ibm
345		os=-mvs
346		;;
347# I'm not sure what "Sysv32" means.  Should this be sysv3.2?
348	i[3456]86v32)
349		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
350		os=-sysv32
351		;;
352	i[3456]86v4*)
353		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
354		os=-sysv4
355		;;
356	i[3456]86v)
357		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
358		os=-sysv
359		;;
360	i[3456]86sol2)
361		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
362		os=-solaris2
363		;;
364	iris | iris4d)
365		basic_machine=mips-sgi
366		case $os in
367		    -irix*)
368			;;
369		    *)
370			os=-irix4
371			;;
372		esac
373		;;
374	isi68 | isi)
375		basic_machine=m68k-isi
376		os=-sysv
377		;;
378	m88k-omron*)
379		basic_machine=m88k-omron
380		;;
381	magnum | m3230)
382		basic_machine=mips-mips
383		os=-sysv
384		;;
385	merlin)
386		basic_machine=ns32k-utek
387		os=-sysv
388		;;
389	miniframe)
390		basic_machine=m68000-convergent
391		;;
392	mips3*-*)
393		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
394		;;
395	mips3*)
396		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
397		;;
398	ncr3000)
399		basic_machine=i486-ncr
400		os=-sysv4
401		;;
402	news | news700 | news800 | news900)
403		basic_machine=m68k-sony
404		os=-newsos
405		;;
406	news1000)
407		basic_machine=m68030-sony
408		os=-newsos
409		;;
410	news-3600 | risc-news)
411		basic_machine=mips-sony
412		os=-newsos
413		;;
414	next | m*-next )
415		basic_machine=m68k-next
416		case $os in
417		    -nextstep* )
418			;;
419		    -ns2*)
420		      os=-nextstep2
421			;;
422		    *)
423		      os=-nextstep3
424			;;
425		esac
426		;;
427	nh3000)
428		basic_machine=m68k-harris
429		os=-cxux
430		;;
431	nh[45]000)
432		basic_machine=m88k-harris
433		os=-cxux
434		;;
435	nindy960)
436		basic_machine=i960-intel
437		os=-nindy
438		;;
439	np1)
440		basic_machine=np1-gould
441		;;
442	pa-hitachi)
443		basic_machine=hppa1.1-hitachi
444		os=-hiuxwe2
445		;;
446	paragon)
447		basic_machine=i860-intel
448		os=-osf
449		;;
450	pbd)
451		basic_machine=sparc-tti
452		;;
453	pbb)
454		basic_machine=m68k-tti
455		;;
456        pc532 | pc532-*)
457		basic_machine=ns32k-pc532
458		;;
459	pentium | p5)
460		basic_machine=i586-intel
461		;;
462	pentiumpro | p6)
463		basic_machine=i686-intel
464		;;
465	pentium-* | p5-*)
466		basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
467		;;
468	pentiumpro-* | p6-*)
469		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
470		;;
471	k5)
472		# We don't have specific support for AMD's K5 yet, so just call it a Pentium
473		basic_machine=i586-amd
474		;;
475	nexen)
476		# We don't have specific support for Nexgen yet, so just call it a Pentium
477		basic_machine=i586-nexgen
478		;;
479	pn)
480		basic_machine=pn-gould
481		;;
482	power)	basic_machine=rs6000-ibm
483		;;
484	ppc)	basic_machine=powerpc-unknown
485	        ;;
486	ppc-*)	basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
487		;;
488	ppcle | powerpclittle | ppc-le | powerpc-little)
489		basic_machine=powerpcle-unknown
490	        ;;
491	ppcle-* | powerpclittle-*)
492		basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
493		;;
494	ps2)
495		basic_machine=i386-ibm
496		;;
497	rm[46]00)
498		basic_machine=mips-siemens
499		;;
500	rtpc | rtpc-*)
501		basic_machine=romp-ibm
502		;;
503	sequent)
504		basic_machine=i386-sequent
505		;;
506	sh)
507		basic_machine=sh-hitachi
508		os=-hms
509		;;
510	sps7)
511		basic_machine=m68k-bull
512		os=-sysv2
513		;;
514	spur)
515		basic_machine=spur-unknown
516		;;
517	sun2)
518		basic_machine=m68000-sun
519		;;
520	sun2os3)
521		basic_machine=m68000-sun
522		os=-sunos3
523		;;
524	sun2os4)
525		basic_machine=m68000-sun
526		os=-sunos4
527		;;
528	sun3os3)
529		basic_machine=m68k-sun
530		os=-sunos3
531		;;
532	sun3os4)
533		basic_machine=m68k-sun
534		os=-sunos4
535		;;
536	sun4os3)
537		basic_machine=sparc-sun
538		os=-sunos3
539		;;
540	sun4os4)
541		basic_machine=sparc-sun
542		os=-sunos4
543		;;
544	sun4sol2)
545		basic_machine=sparc-sun
546		os=-solaris2
547		;;
548	sun3 | sun3-*)
549		basic_machine=m68k-sun
550		;;
551	sun4)
552		basic_machine=sparc-sun
553		;;
554	sun386 | sun386i | roadrunner)
555		basic_machine=i386-sun
556		;;
557	symmetry)
558		basic_machine=i386-sequent
559		os=-dynix
560		;;
561	tower | tower-32)
562		basic_machine=m68k-ncr
563		;;
564	udi29k)
565		basic_machine=a29k-amd
566		os=-udi
567		;;
568	ultra3)
569		basic_machine=a29k-nyu
570		os=-sym1
571		;;
572	vaxv)
573		basic_machine=vax-dec
574		os=-sysv
575		;;
576	vms)
577		basic_machine=vax-dec
578		os=-vms
579		;;
580       vpp*|vx|vx-*)
581               basic_machine=f301-fujitsu
582               ;;
583	vxworks960)
584		basic_machine=i960-wrs
585		os=-vxworks
586		;;
587	vxworks68)
588		basic_machine=m68k-wrs
589		os=-vxworks
590		;;
591	vxworks29k)
592		basic_machine=a29k-wrs
593		os=-vxworks
594		;;
595	xmp)
596		basic_machine=xmp-cray
597		os=-unicos
598		;;
599        xps | xps100)
600		basic_machine=xps100-honeywell
601		;;
602	none)
603		basic_machine=none-none
604		os=-none
605		;;
606
607# Here we handle the default manufacturer of certain CPU types.  It is in
608# some cases the only manufacturer, in others, it is the most popular.
609	mips)
610		basic_machine=mips-mips
611		;;
612	romp)
613		basic_machine=romp-ibm
614		;;
615	rs6000)
616		basic_machine=rs6000-ibm
617		;;
618	vax)
619		basic_machine=vax-dec
620		;;
621	pdp11)
622		basic_machine=pdp11-dec
623		;;
624	we32k)
625		basic_machine=we32k-att
626		;;
627	sparc)
628		basic_machine=sparc-sun
629		;;
630        cydra)
631		basic_machine=cydra-cydrome
632		;;
633	orion)
634		basic_machine=orion-highlevel
635		;;
636	orion105)
637		basic_machine=clipper-highlevel
638		;;
639	*)
640		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
641		exit 1
642		;;
643esac
644
645# Here we canonicalize certain aliases for manufacturers.
646case $basic_machine in
647	*-digital*)
648		basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
649		;;
650	*-commodore*)
651		basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
652		;;
653	*)
654		;;
655esac
656
657# Decode manufacturer-specific aliases for certain operating systems.
658
659if [ x"$os" != x"" ]
660then
661case $os in
662        # First match some system type aliases
663        # that might get confused with valid system types.
664	# -solaris* is a basic system type, with this one exception.
665	-solaris1 | -solaris1.*)
666		os=`echo $os | sed -e 's|solaris1|sunos4|'`
667		;;
668	-solaris)
669		os=-solaris2
670		;;
671	-unixware* | svr4*)
672		os=-sysv4
673		;;
674	-gnu/linux*)
675		os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
676		;;
677	# First accept the basic system types.
678	# The portable systems comes first.
679	# Each alternative MUST END IN A *, to match a version number.
680	# -sysv* is not here because it comes later, after sysvr4.
681	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
682	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
683	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
684	      | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
685	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
686	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
687	      | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
688	      | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
689	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
690	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
691	      | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
692	      | -linux-gnu* | -uxpv*)
693	# Remember, each alternative MUST END IN *, to match a version number.
694		;;
695	-linux*)
696		os=`echo $os | sed -e 's|linux|linux-gnu|'`
697		;;
698	-sunos5*)
699		os=`echo $os | sed -e 's|sunos5|solaris2|'`
700		;;
701	-sunos6*)
702		os=`echo $os | sed -e 's|sunos6|solaris3|'`
703		;;
704	-osfrose*)
705		os=-osfrose
706		;;
707	-osf*)
708		os=-osf
709		;;
710	-utek*)
711		os=-bsd
712		;;
713	-dynix*)
714		os=-bsd
715		;;
716	-acis*)
717		os=-aos
718		;;
719	-ctix* | -uts*)
720		os=-sysv
721		;;
722	-ns2 )
723	        os=-nextstep2
724		;;
725	# Preserve the version number of sinix5.
726	-sinix5.*)
727		os=`echo $os | sed -e 's|sinix|sysv|'`
728		;;
729	-sinix*)
730		os=-sysv4
731		;;
732	-triton*)
733		os=-sysv3
734		;;
735	-oss*)
736		os=-sysv3
737		;;
738	-svr4)
739		os=-sysv4
740		;;
741	-svr3)
742		os=-sysv3
743		;;
744	-sysvr4)
745		os=-sysv4
746		;;
747	# This must come after -sysvr4.
748	-sysv*)
749		;;
750	-xenix)
751		os=-xenix
752		;;
753	-none)
754		;;
755	*)
756		# Get rid of the `-' at the beginning of $os.
757		os=`echo $os | sed 's/[^-]*-//'`
758		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
759		exit 1
760		;;
761esac
762else
763
764# Here we handle the default operating systems that come with various machines.
765# The value should be what the vendor currently ships out the door with their
766# machine or put another way, the most popular os provided with the machine.
767
768# Note that if you're going to try to match "-MANUFACTURER" here (say,
769# "-sun"), then you have to tell the case statement up towards the top
770# that MANUFACTURER isn't an operating system.  Otherwise, code above
771# will signal an error saying that MANUFACTURER isn't an operating
772# system, and we'll never get to this point.
773
774case $basic_machine in
775	*-acorn)
776		os=-riscix1.2
777		;;
778	arm*-semi)
779		os=-aout
780		;;
781        pdp11-*)
782		os=-none
783		;;
784	*-dec | vax-*)
785		os=-ultrix4.2
786		;;
787	m68*-apollo)
788		os=-domain
789		;;
790	i386-sun)
791		os=-sunos4.0.2
792		;;
793	m68000-sun)
794		os=-sunos3
795		# This also exists in the configure program, but was not the
796		# default.
797		# os=-sunos4
798		;;
799	*-tti)	# must be before sparc entry or we get the wrong os.
800		os=-sysv3
801		;;
802	sparc-* | *-sun)
803		os=-sunos4.1.1
804		;;
805	*-ibm)
806		os=-aix
807		;;
808	*-hp)
809		os=-hpux
810		;;
811	*-hitachi)
812		os=-hiux
813		;;
814	i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
815		os=-sysv
816		;;
817	*-cbm)
818		os=-amigados
819		;;
820	*-dg)
821		os=-dgux
822		;;
823	*-dolphin)
824		os=-sysv3
825		;;
826	m68k-ccur)
827		os=-rtu
828		;;
829	m88k-omron*)
830		os=-luna
831		;;
832	*-next )
833		os=-nextstep
834		;;
835	*-sequent)
836		os=-ptx
837		;;
838	*-crds)
839		os=-unos
840		;;
841	*-ns)
842		os=-genix
843		;;
844	i370-*)
845		os=-mvs
846		;;
847	*-next)
848		os=-nextstep3
849		;;
850        *-gould)
851		os=-sysv
852		;;
853        *-highlevel)
854		os=-bsd
855		;;
856	*-encore)
857		os=-bsd
858		;;
859        *-sgi)
860		os=-irix
861		;;
862        *-siemens)
863		os=-sysv4
864		;;
865	*-masscomp)
866		os=-rtu
867		;;
868	f301-fujitsu)
869		os=-uxpv
870		;;
871	*)
872		os=-none
873		;;
874esac
875fi
876
877# Here we handle the case where we know the os, and the CPU type, but not the
878# manufacturer.  We pick the logical manufacturer.
879vendor=unknown
880case $basic_machine in
881	*-unknown)
882		case $os in
883			-riscix*)
884				vendor=acorn
885				;;
886			-sunos*)
887				vendor=sun
888				;;
889			-aix*)
890				vendor=ibm
891				;;
892			-hpux*)
893				vendor=hp
894				;;
895			-hiux*)
896				vendor=hitachi
897				;;
898			-unos*)
899				vendor=crds
900				;;
901			-dgux*)
902				vendor=dg
903				;;
904			-luna*)
905				vendor=omron
906				;;
907			-genix*)
908				vendor=ns
909				;;
910			-mvs*)
911				vendor=ibm
912				;;
913			-ptx*)
914				vendor=sequent
915				;;
916			-vxsim* | -vxworks*)
917				vendor=wrs
918				;;
919			-aux*)
920				vendor=apple
921				;;
922		esac
923		basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
924		;;
925esac
926
927echo $basic_machine$os
928