Update.
[kopensolaris-gnu/glibc.git] / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script, version 1.1.
3 #   Copyright (C) 1991, 92, 93, 94, 95, 96, 1997 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
48 if [ x$1 = x ]
49 then
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
55 fi
56
57 # First pass through any local machine types.
58 case $1 in
59         *local*)
60                 echo $1
61                 exit 0
62                 ;;
63         *)
64         ;;
65 esac
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.
69 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
70 case $maybe_os in
71   linux-gnu*)
72     os=-$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     ;;
81 esac
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.
87 case $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                 ;;
146 esac
147
148 # Decode aliases for certain CPU-COMPANY combinations.
149 case $basic_machine in
150         # Recognize the basic CPU types without company name.
151         # Some are omitted here because they have special meanings below.
152         tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
153                 | arme[lb] | pyramid | mn10200 | mn10300 \
154                 | tron | a29k | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
155                 | alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \
156                 | i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \
157                 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
158                 | sparc | sparclet | sparclite | sparc64)
159                 basic_machine=$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-* \
176               | power-* | none-* | 580-* | cray2-* | h8300-* | i960-* \
177               | xmp-* | ymp-* | hppa-* | hppa1.0-* | hppa1.1-* \
178               | alpha-* | alphaev5-* | alphaev56-* | we32k-* | cydra-* \
179               | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \
180               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
181               | sparc64-* | mips64-* | mipsel-* \
182               | mips64el-* | mips64orion-* | mips64orionel-* | f301-*)
183                 ;;
184         # Recognize the various machine names and aliases which stand
185         # for a CPU type and a company and sometimes even an OS.
186         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
187                 basic_machine=m68000-att
188                 ;;
189         3b*)
190                 basic_machine=we32k-att
191                 ;;
192         alliant | fx80)
193                 basic_machine=fx80-alliant
194                 ;;
195         altos | altos3068)
196                 basic_machine=m68k-altos
197                 ;;
198         am29k)
199                 basic_machine=a29k-none
200                 os=-bsd
201                 ;;
202         amdahl)
203                 basic_machine=580-amdahl
204                 os=-sysv
205                 ;;
206         amiga | amiga-*)
207                 basic_machine=m68k-cbm
208                 ;;
209         amigados)
210                 basic_machine=m68k-cbm
211                 os=-amigados
212                 ;;
213         amigaunix | amix)
214                 basic_machine=m68k-cbm
215                 os=-sysv4
216                 ;;
217         apollo68)
218                 basic_machine=m68k-apollo
219                 os=-sysv
220                 ;;
221         aux)
222                 basic_machine=m68k-apple
223                 os=-aux
224                 ;;
225         balance)
226                 basic_machine=ns32k-sequent
227                 os=-dynix
228                 ;;
229         convex-c1)
230                 basic_machine=c1-convex
231                 os=-bsd
232                 ;;
233         convex-c2)
234                 basic_machine=c2-convex
235                 os=-bsd
236                 ;;
237         convex-c32)
238                 basic_machine=c32-convex
239                 os=-bsd
240                 ;;
241         convex-c34)
242                 basic_machine=c34-convex
243                 os=-bsd
244                 ;;
245         convex-c38)
246                 basic_machine=c38-convex
247                 os=-bsd
248                 ;;
249         cray | ymp)
250                 basic_machine=ymp-cray
251                 os=-unicos
252                 ;;
253         cray2)
254                 basic_machine=cray2-cray
255                 os=-unicos
256                 ;;
257         [ctj]90-cray)
258                 basic_machine=c90-cray
259                 os=-unicos
260                 ;;
261         crds | unos)
262                 basic_machine=m68k-crds
263                 ;;
264         da30 | da30-*)
265                 basic_machine=m68k-da30
266                 ;;
267         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
268                 basic_machine=mips-dec
269                 ;;
270         delta | 3300 | motorola-3300 | motorola-delta \
271               | 3300-motorola | delta-motorola)
272                 basic_machine=m68k-motorola
273                 ;;
274         delta88)
275                 basic_machine=m88k-motorola
276                 os=-sysv3
277                 ;;
278         dpx20 | dpx20-*)
279                 basic_machine=rs6000-bull
280                 os=-bosx
281                 ;;
282         dpx2* | dpx2*-bull)
283                 basic_machine=m68k-bull
284                 os=-sysv3
285                 ;;
286         ebmon29k)
287                 basic_machine=a29k-amd
288                 os=-ebmon
289                 ;;
290         elxsi)
291                 basic_machine=elxsi-elxsi
292                 os=-bsd
293                 ;;
294         encore | umax | mmax)
295                 basic_machine=ns32k-encore
296                 ;;
297         fx2800)
298                 basic_machine=i860-alliant
299                 ;;
300         genix)
301                 basic_machine=ns32k-ns
302                 ;;
303         gmicro)
304                 basic_machine=tron-gmicro
305                 os=-sysv
306                 ;;
307         h3050r* | hiux*)
308                 basic_machine=hppa1.1-hitachi
309                 os=-hiuxwe2
310                 ;;
311         h8300hms)
312                 basic_machine=h8300-hitachi
313                 os=-hms
314                 ;;
315         harris)
316                 basic_machine=m88k-harris
317                 os=-sysv3
318                 ;;
319         hp300-*)
320                 basic_machine=m68k-hp
321                 ;;
322         hp300bsd)
323                 basic_machine=m68k-hp
324                 os=-bsd
325                 ;;
326         hp300hpux)
327                 basic_machine=m68k-hp
328                 os=-hpux
329                 ;;
330         hp9k2[0-9][0-9] | hp9k31[0-9])
331                 basic_machine=m68000-hp
332                 ;;
333         hp9k3[2-9][0-9])
334                 basic_machine=m68k-hp
335                 ;;
336         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
337                 basic_machine=hppa1.1-hp
338                 ;;
339         hp9k8[0-9][0-9] | hp8[0-9][0-9])
340                 basic_machine=hppa1.0-hp
341                 ;;
342         hppa-next)
343                 os=-nextstep3
344                 ;;
345         i370-ibm* | ibm*)
346                 basic_machine=i370-ibm
347                 os=-mvs
348                 ;;
349 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
350         i[3456]86v32)
351                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
352                 os=-sysv32
353                 ;;
354         i[3456]86v4*)
355                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
356                 os=-sysv4
357                 ;;
358         i[3456]86v)
359                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
360                 os=-sysv
361                 ;;
362         i[3456]86sol2)
363                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
364                 os=-solaris2
365                 ;;
366         iris | iris4d)
367                 basic_machine=mips-sgi
368                 case $os in
369                     -irix*)
370                         ;;
371                     *)
372                         os=-irix4
373                         ;;
374                 esac
375                 ;;
376         isi68 | isi)
377                 basic_machine=m68k-isi
378                 os=-sysv
379                 ;;
380         m88k-omron*)
381                 basic_machine=m88k-omron
382                 ;;
383         magnum | m3230)
384                 basic_machine=mips-mips
385                 os=-sysv
386                 ;;
387         merlin)
388                 basic_machine=ns32k-utek
389                 os=-sysv
390                 ;;
391         miniframe)
392                 basic_machine=m68000-convergent
393                 ;;
394         mipsel*-linux*)
395                 basic_machine=mipsel-unknown
396                 os=-linux-gnu
397                 ;;
398         mips*-linux*)
399                 basic_machine=mips-unknown
400                 os=-linux-gnu
401                 ;;
402         mips3*-*)
403                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
404                 ;;
405         mips3*)
406                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
407                 ;;
408         ncr3000)
409                 basic_machine=i486-ncr
410                 os=-sysv4
411                 ;;
412         news | news700 | news800 | news900)
413                 basic_machine=m68k-sony
414                 os=-newsos
415                 ;;
416         news1000)
417                 basic_machine=m68030-sony
418                 os=-newsos
419                 ;;
420         news-3600 | risc-news)
421                 basic_machine=mips-sony
422                 os=-newsos
423                 ;;
424         next | m*-next )
425                 basic_machine=m68k-next
426                 case $os in
427                     -nextstep* )
428                         ;;
429                     -ns2*)
430                       os=-nextstep2
431                         ;;
432                     *)
433                       os=-nextstep3
434                         ;;
435                 esac
436                 ;;
437         nh3000)
438                 basic_machine=m68k-harris
439                 os=-cxux
440                 ;;
441         nh[45]000)
442                 basic_machine=m88k-harris
443                 os=-cxux
444                 ;;
445         nindy960)
446                 basic_machine=i960-intel
447                 os=-nindy
448                 ;;
449         np1)
450                 basic_machine=np1-gould
451                 ;;
452         pa-hitachi)
453                 basic_machine=hppa1.1-hitachi
454                 os=-hiuxwe2
455                 ;;
456         paragon)
457                 basic_machine=i860-intel
458                 os=-osf
459                 ;;
460         pbd)
461                 basic_machine=sparc-tti
462                 ;;
463         pbb)
464                 basic_machine=m68k-tti
465                 ;;
466         pc532 | pc532-*)
467                 basic_machine=ns32k-pc532
468                 ;;
469         pentium | p5)
470                 basic_machine=i586-intel
471                 ;;
472         pentiumpro | p6)
473                 basic_machine=i686-intel
474                 ;;
475         pentium-* | p5-*)
476                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
477                 ;;
478         pentiumpro-* | p6-*)
479                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
480                 ;;
481         k5)
482                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
483                 basic_machine=i586-amd
484                 ;;
485         nexen)
486                 # We don't have specific support for Nexgen yet, so just call it a Pentium
487                 basic_machine=i586-nexgen
488                 ;;
489         pn)
490                 basic_machine=pn-gould
491                 ;;
492         power)  basic_machine=rs6000-ibm
493                 ;;
494         ppc)    basic_machine=powerpc-unknown
495                 ;;
496         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
497                 ;;
498         ppcle | powerpclittle | ppc-le | powerpc-little)
499                 basic_machine=powerpcle-unknown
500                 ;;
501         ppcle-* | powerpclittle-*)
502                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
503                 ;;
504         ps2)
505                 basic_machine=i386-ibm
506                 ;;
507         rm[46]00)
508                 basic_machine=mips-siemens
509                 ;;
510         rtpc | rtpc-*)
511                 basic_machine=romp-ibm
512                 ;;
513         sequent)
514                 basic_machine=i386-sequent
515                 ;;
516         sh)
517                 basic_machine=sh-hitachi
518                 os=-hms
519                 ;;
520         sps7)
521                 basic_machine=m68k-bull
522                 os=-sysv2
523                 ;;
524         spur)
525                 basic_machine=spur-unknown
526                 ;;
527         sun2)
528                 basic_machine=m68000-sun
529                 ;;
530         sun2os3)
531                 basic_machine=m68000-sun
532                 os=-sunos3
533                 ;;
534         sun2os4)
535                 basic_machine=m68000-sun
536                 os=-sunos4
537                 ;;
538         sun3os3)
539                 basic_machine=m68k-sun
540                 os=-sunos3
541                 ;;
542         sun3os4)
543                 basic_machine=m68k-sun
544                 os=-sunos4
545                 ;;
546         sun4os3)
547                 basic_machine=sparc-sun
548                 os=-sunos3
549                 ;;
550         sun4os4)
551                 basic_machine=sparc-sun
552                 os=-sunos4
553                 ;;
554         sun4sol2)
555                 basic_machine=sparc-sun
556                 os=-solaris2
557                 ;;
558         sun3 | sun3-*)
559                 basic_machine=m68k-sun
560                 ;;
561         sun4)
562                 basic_machine=sparc-sun
563                 ;;
564         sun386 | sun386i | roadrunner)
565                 basic_machine=i386-sun
566                 ;;
567         symmetry)
568                 basic_machine=i386-sequent
569                 os=-dynix
570                 ;;
571         tower | tower-32)
572                 basic_machine=m68k-ncr
573                 ;;
574         udi29k)
575                 basic_machine=a29k-amd
576                 os=-udi
577                 ;;
578         ultra3)
579                 basic_machine=a29k-nyu
580                 os=-sym1
581                 ;;
582         vaxv)
583                 basic_machine=vax-dec
584                 os=-sysv
585                 ;;
586         vms)
587                 basic_machine=vax-dec
588                 os=-vms
589                 ;;
590         vpp*|vx|vx-*)
591                basic_machine=f301-fujitsu
592                ;;
593         vxworks960)
594                 basic_machine=i960-wrs
595                 os=-vxworks
596                 ;;
597         vxworks68)
598                 basic_machine=m68k-wrs
599                 os=-vxworks
600                 ;;
601         vxworks29k)
602                 basic_machine=a29k-wrs
603                 os=-vxworks
604                 ;;
605         xmp)
606                 basic_machine=xmp-cray
607                 os=-unicos
608                 ;;
609         xps | xps100)
610                 basic_machine=xps100-honeywell
611                 ;;
612         none)
613                 basic_machine=none-none
614                 os=-none
615                 ;;
616
617 # Here we handle the default manufacturer of certain CPU types.  It is in
618 # some cases the only manufacturer, in others, it is the most popular.
619         mips)
620                 if [ x$os = x-linux-gnu ]; then
621                         basic_machine=mips-unknown
622                 else
623                         basic_machine=mips-mips
624                 fi
625                 ;;
626         romp)
627                 basic_machine=romp-ibm
628                 ;;
629         rs6000)
630                 basic_machine=rs6000-ibm
631                 ;;
632         vax)
633                 basic_machine=vax-dec
634                 ;;
635         pdp11)
636                 basic_machine=pdp11-dec
637                 ;;
638         we32k)
639                 basic_machine=we32k-att
640                 ;;
641         sparc)
642                 basic_machine=sparc-sun
643                 ;;
644         cydra)
645                 basic_machine=cydra-cydrome
646                 ;;
647         orion)
648                 basic_machine=orion-highlevel
649                 ;;
650         orion105)
651                 basic_machine=clipper-highlevel
652                 ;;
653         *)
654                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
655                 exit 1
656                 ;;
657 esac
658
659 # Here we canonicalize certain aliases for manufacturers.
660 case $basic_machine in
661         *-digital*)
662                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
663                 ;;
664         *-commodore*)
665                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
666                 ;;
667         *)
668                 ;;
669 esac
670
671 # Decode manufacturer-specific aliases for certain operating systems.
672
673 if [ x"$os" != x"" ]
674 then
675 case $os in
676         # First match some system type aliases
677         # that might get confused with valid system types.
678         # -solaris* is a basic system type, with this one exception.
679         -solaris1 | -solaris1.*)
680                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
681                 ;;
682         -solaris)
683                 os=-solaris2
684                 ;;
685         -svr4*)
686                 os=-sysv4
687                 ;;
688         -unixware*)
689                 os=-sysv4.2uw
690                 ;;
691         -gnu/linux*)
692                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
693                 ;;
694         # First accept the basic system types.
695         # The portable systems comes first.
696         # Each alternative MUST END IN A *, to match a version number.
697         # -sysv* is not here because it comes later, after sysvr4.
698         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
699               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
700               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
701               | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
702               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
703               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
704               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
705               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
706               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
707               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
708               | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
709               | -mingw32* | -linux-gnu* | -uxpv*)
710         # Remember, each alternative MUST END IN *, to match a version number.
711                 ;;
712         -linux*)
713                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
714                 ;;
715         -sunos5*)
716                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
717                 ;;
718         -sunos6*)
719                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
720                 ;;
721         -osfrose*)
722                 os=-osfrose
723                 ;;
724         -osf*)
725                 os=-osf
726                 ;;
727         -utek*)
728                 os=-bsd
729                 ;;
730         -dynix*)
731                 os=-bsd
732                 ;;
733         -acis*)
734                 os=-aos
735                 ;;
736         -ctix* | -uts*)
737                 os=-sysv
738                 ;;
739         -ns2 )
740                 os=-nextstep2
741                 ;;
742         # Preserve the version number of sinix5.
743         -sinix5.*)
744                 os=`echo $os | sed -e 's|sinix|sysv|'`
745                 ;;
746         -sinix*)
747                 os=-sysv4
748                 ;;
749         -triton*)
750                 os=-sysv3
751                 ;;
752         -oss*)
753                 os=-sysv3
754                 ;;
755         -svr4)
756                 os=-sysv4
757                 ;;
758         -svr3)
759                 os=-sysv3
760                 ;;
761         -sysvr4)
762                 os=-sysv4
763                 ;;
764         # This must come after -sysvr4.
765         -sysv*)
766                 ;;
767         -xenix)
768                 os=-xenix
769                 ;;
770         -none)
771                 ;;
772         *)
773                 # Get rid of the `-' at the beginning of $os.
774                 os=`echo $os | sed 's/[^-]*-//'`
775                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
776                 exit 1
777                 ;;
778 esac
779 else
780
781 # Here we handle the default operating systems that come with various machines.
782 # The value should be what the vendor currently ships out the door with their
783 # machine or put another way, the most popular os provided with the machine.
784
785 # Note that if you're going to try to match "-MANUFACTURER" here (say,
786 # "-sun"), then you have to tell the case statement up towards the top
787 # that MANUFACTURER isn't an operating system.  Otherwise, code above
788 # will signal an error saying that MANUFACTURER isn't an operating
789 # system, and we'll never get to this point.
790
791 case $basic_machine in
792         *-acorn)
793                 os=-riscix1.2
794                 ;;
795         arm*-semi)
796                 os=-aout
797                 ;;
798         pdp11-*)
799                 os=-none
800                 ;;
801         *-dec | vax-*)
802                 os=-ultrix4.2
803                 ;;
804         m68*-apollo)
805                 os=-domain
806                 ;;
807         i386-sun)
808                 os=-sunos4.0.2
809                 ;;
810         m68000-sun)
811                 os=-sunos3
812                 # This also exists in the configure program, but was not the
813                 # default.
814                 # os=-sunos4
815                 ;;
816         *-tti)  # must be before sparc entry or we get the wrong os.
817                 os=-sysv3
818                 ;;
819         sparc-* | *-sun)
820                 os=-sunos4.1.1
821                 ;;
822         *-ibm)
823                 os=-aix
824                 ;;
825         *-hp)
826                 os=-hpux
827                 ;;
828         *-hitachi)
829                 os=-hiux
830                 ;;
831         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
832                 os=-sysv
833                 ;;
834         *-cbm)
835                 os=-amigados
836                 ;;
837         *-dg)
838                 os=-dgux
839                 ;;
840         *-dolphin)
841                 os=-sysv3
842                 ;;
843         m68k-ccur)
844                 os=-rtu
845                 ;;
846         m88k-omron*)
847                 os=-luna
848                 ;;
849         *-next )
850                 os=-nextstep
851                 ;;
852         *-sequent)
853                 os=-ptx
854                 ;;
855         *-crds)
856                 os=-unos
857                 ;;
858         *-ns)
859                 os=-genix
860                 ;;
861         i370-*)
862                 os=-mvs
863                 ;;
864         *-next)
865                 os=-nextstep3
866                 ;;
867         *-gould)
868                 os=-sysv
869                 ;;
870         *-highlevel)
871                 os=-bsd
872                 ;;
873         *-encore)
874                 os=-bsd
875                 ;;
876         *-sgi)
877                 os=-irix
878                 ;;
879         *-siemens)
880                 os=-sysv4
881                 ;;
882         *-masscomp)
883                 os=-rtu
884                 ;;
885         f301-fujitsu)
886                 os=-uxpv
887                 ;;
888         *)
889                 os=-none
890                 ;;
891 esac
892 fi
893
894 # Here we handle the case where we know the os, and the CPU type, but not the
895 # manufacturer.  We pick the logical manufacturer.
896 vendor=unknown
897 case $basic_machine in
898         *-unknown)
899                 case $os in
900                         -riscix*)
901                                 vendor=acorn
902                                 ;;
903                         -sunos*)
904                                 vendor=sun
905                                 ;;
906                         -aix*)
907                                 vendor=ibm
908                                 ;;
909                         -hpux*)
910                                 vendor=hp
911                                 ;;
912                         -hiux*)
913                                 vendor=hitachi
914                                 ;;
915                         -unos*)
916                                 vendor=crds
917                                 ;;
918                         -dgux*)
919                                 vendor=dg
920                                 ;;
921                         -luna*)
922                                 vendor=omron
923                                 ;;
924                         -genix*)
925                                 vendor=ns
926                                 ;;
927                         -mvs*)
928                                 vendor=ibm
929                                 ;;
930                         -ptx*)
931                                 vendor=sequent
932                                 ;;
933                         -vxsim* | -vxworks*)
934                                 vendor=wrs
935                                 ;;
936                         -aux*)
937                                 vendor=apple
938                                 ;;
939                 esac
940                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
941                 ;;
942 esac
943
944 echo $basic_machine$os