Moved to bits/.
[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, 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
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 $basic_machine in
150         # Recognize the basic CPU types without company name.
151         # Some are omitted here because they have special meanings below.
152         tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
153                 | arme[lb] | pyramid \
154                 | tron | a29k | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
155                 | alpha | we32k | ns16k | clipper | i370 | sh \
156                 | powerpc | powerpcle | 1750a | dsp16xx | mips64 | mipsel \
157                 | pdp11 | mips64el | mips64orion | mips64orionel \
158                 | sparc | sparclet | sparclite | sparc64)
159                 basic_machine=$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         mipsel*-linux*)
393                 basic_machine=mipsel-unknown
394                 os=-linux-gnu
395                 ;;
396         mips*-linux*)
397                 basic_machine=mips-unknown
398                 os=-linux-gnu
399                 ;;
400         mips3*-*)
401                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
402                 ;;
403         mips3*)
404                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
405                 ;;
406         ncr3000)
407                 basic_machine=i486-ncr
408                 os=-sysv4
409                 ;;
410         news | news700 | news800 | news900)
411                 basic_machine=m68k-sony
412                 os=-newsos
413                 ;;
414         news1000)
415                 basic_machine=m68030-sony
416                 os=-newsos
417                 ;;
418         news-3600 | risc-news)
419                 basic_machine=mips-sony
420                 os=-newsos
421                 ;;
422         next | m*-next )
423                 basic_machine=m68k-next
424                 case $os in
425                     -nextstep* )
426                         ;;
427                     -ns2*)
428                       os=-nextstep2
429                         ;;
430                     *)
431                       os=-nextstep3
432                         ;;
433                 esac
434                 ;;
435         nh3000)
436                 basic_machine=m68k-harris
437                 os=-cxux
438                 ;;
439         nh[45]000)
440                 basic_machine=m88k-harris
441                 os=-cxux
442                 ;;
443         nindy960)
444                 basic_machine=i960-intel
445                 os=-nindy
446                 ;;
447         np1)
448                 basic_machine=np1-gould
449                 ;;
450         pa-hitachi)
451                 basic_machine=hppa1.1-hitachi
452                 os=-hiuxwe2
453                 ;;
454         paragon)
455                 basic_machine=i860-intel
456                 os=-osf
457                 ;;
458         pbd)
459                 basic_machine=sparc-tti
460                 ;;
461         pbb)
462                 basic_machine=m68k-tti
463                 ;;
464         pc532 | pc532-*)
465                 basic_machine=ns32k-pc532
466                 ;;
467         pentium | p5)
468                 basic_machine=i586-intel
469                 ;;
470         pentiumpro | p6)
471                 basic_machine=i686-intel
472                 ;;
473         pentium-* | p5-*)
474                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
475                 ;;
476         pentiumpro-* | p6-*)
477                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
478                 ;;
479         k5)
480                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
481                 basic_machine=i586-amd
482                 ;;
483         nexen)
484                 # We don't have specific support for Nexgen yet, so just call it a Pentium
485                 basic_machine=i586-nexgen
486                 ;;
487         pn)
488                 basic_machine=pn-gould
489                 ;;
490         power)  basic_machine=rs6000-ibm
491                 ;;
492         ppc)    basic_machine=powerpc-unknown
493                 ;;
494         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
495                 ;;
496         ppcle | powerpclittle | ppc-le | powerpc-little)
497                 basic_machine=powerpcle-unknown
498                 ;;
499         ppcle-* | powerpclittle-*)
500                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
501                 ;;
502         ps2)
503                 basic_machine=i386-ibm
504                 ;;
505         rm[46]00)
506                 basic_machine=mips-siemens
507                 ;;
508         rtpc | rtpc-*)
509                 basic_machine=romp-ibm
510                 ;;
511         sequent)
512                 basic_machine=i386-sequent
513                 ;;
514         sh)
515                 basic_machine=sh-hitachi
516                 os=-hms
517                 ;;
518         sps7)
519                 basic_machine=m68k-bull
520                 os=-sysv2
521                 ;;
522         spur)
523                 basic_machine=spur-unknown
524                 ;;
525         sun2)
526                 basic_machine=m68000-sun
527                 ;;
528         sun2os3)
529                 basic_machine=m68000-sun
530                 os=-sunos3
531                 ;;
532         sun2os4)
533                 basic_machine=m68000-sun
534                 os=-sunos4
535                 ;;
536         sun3os3)
537                 basic_machine=m68k-sun
538                 os=-sunos3
539                 ;;
540         sun3os4)
541                 basic_machine=m68k-sun
542                 os=-sunos4
543                 ;;
544         sun4os3)
545                 basic_machine=sparc-sun
546                 os=-sunos3
547                 ;;
548         sun4os4)
549                 basic_machine=sparc-sun
550                 os=-sunos4
551                 ;;
552         sun4sol2)
553                 basic_machine=sparc-sun
554                 os=-solaris2
555                 ;;
556         sun3 | sun3-*)
557                 basic_machine=m68k-sun
558                 ;;
559         sun4)
560                 basic_machine=sparc-sun
561                 ;;
562         sun386 | sun386i | roadrunner)
563                 basic_machine=i386-sun
564                 ;;
565         symmetry)
566                 basic_machine=i386-sequent
567                 os=-dynix
568                 ;;
569         tower | tower-32)
570                 basic_machine=m68k-ncr
571                 ;;
572         udi29k)
573                 basic_machine=a29k-amd
574                 os=-udi
575                 ;;
576         ultra3)
577                 basic_machine=a29k-nyu
578                 os=-sym1
579                 ;;
580         vaxv)
581                 basic_machine=vax-dec
582                 os=-sysv
583                 ;;
584         vms)
585                 basic_machine=vax-dec
586                 os=-vms
587                 ;;
588         vpp*|vx|vx-*)
589                basic_machine=f301-fujitsu
590                ;;
591         vxworks960)
592                 basic_machine=i960-wrs
593                 os=-vxworks
594                 ;;
595         vxworks68)
596                 basic_machine=m68k-wrs
597                 os=-vxworks
598                 ;;
599         vxworks29k)
600                 basic_machine=a29k-wrs
601                 os=-vxworks
602                 ;;
603         xmp)
604                 basic_machine=xmp-cray
605                 os=-unicos
606                 ;;
607         xps | xps100)
608                 basic_machine=xps100-honeywell
609                 ;;
610         none)
611                 basic_machine=none-none
612                 os=-none
613                 ;;
614
615 # Here we handle the default manufacturer of certain CPU types.  It is in
616 # some cases the only manufacturer, in others, it is the most popular.
617         mips)
618                 if [ x$os = x-linux-gnu ]; then
619                         basic_machine=mips-unknown
620                 else
621                         basic_machine=mips-mips
622                 fi
623                 ;;
624         romp)
625                 basic_machine=romp-ibm
626                 ;;
627         rs6000)
628                 basic_machine=rs6000-ibm
629                 ;;
630         vax)
631                 basic_machine=vax-dec
632                 ;;
633         pdp11)
634                 basic_machine=pdp11-dec
635                 ;;
636         we32k)
637                 basic_machine=we32k-att
638                 ;;
639         sparc)
640                 basic_machine=sparc-sun
641                 ;;
642         cydra)
643                 basic_machine=cydra-cydrome
644                 ;;
645         orion)
646                 basic_machine=orion-highlevel
647                 ;;
648         orion105)
649                 basic_machine=clipper-highlevel
650                 ;;
651         *)
652                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
653                 exit 1
654                 ;;
655 esac
656
657 # Here we canonicalize certain aliases for manufacturers.
658 case $basic_machine in
659         *-digital*)
660                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
661                 ;;
662         *-commodore*)
663                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
664                 ;;
665         *)
666                 ;;
667 esac
668
669 # Decode manufacturer-specific aliases for certain operating systems.
670
671 if [ x"$os" != x"" ]
672 then
673 case $os in
674         # First match some system type aliases
675         # that might get confused with valid system types.
676         # -solaris* is a basic system type, with this one exception.
677         -solaris1 | -solaris1.*)
678                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
679                 ;;
680         -solaris)
681                 os=-solaris2
682                 ;;
683         -unixware* | svr4*)
684                 os=-sysv4
685                 ;;
686         -gnu/linux*)
687                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
688                 ;;
689         # First accept the basic system types.
690         # The portable systems comes first.
691         # Each alternative MUST END IN A *, to match a version number.
692         # -sysv* is not here because it comes later, after sysvr4.
693         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
694               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
695               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
696               | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
697               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
698               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
699               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
700               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
701               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
702               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
703               | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
704               | -linux-gnu* | -uxpv*)
705         # Remember, each alternative MUST END IN *, to match a version number.
706                 ;;
707         -linux*)
708                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
709                 ;;
710         -sunos5*)
711                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
712                 ;;
713         -sunos6*)
714                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
715                 ;;
716         -osfrose*)
717                 os=-osfrose
718                 ;;
719         -osf*)
720                 os=-osf
721                 ;;
722         -utek*)
723                 os=-bsd
724                 ;;
725         -dynix*)
726                 os=-bsd
727                 ;;
728         -acis*)
729                 os=-aos
730                 ;;
731         -ctix* | -uts*)
732                 os=-sysv
733                 ;;
734         -ns2 )
735                 os=-nextstep2
736                 ;;
737         # Preserve the version number of sinix5.
738         -sinix5.*)
739                 os=`echo $os | sed -e 's|sinix|sysv|'`
740                 ;;
741         -sinix*)
742                 os=-sysv4
743                 ;;
744         -triton*)
745                 os=-sysv3
746                 ;;
747         -oss*)
748                 os=-sysv3
749                 ;;
750         -svr4)
751                 os=-sysv4
752                 ;;
753         -svr3)
754                 os=-sysv3
755                 ;;
756         -sysvr4)
757                 os=-sysv4
758                 ;;
759         # This must come after -sysvr4.
760         -sysv*)
761                 ;;
762         -xenix)
763                 os=-xenix
764                 ;;
765         -none)
766                 ;;
767         *)
768                 # Get rid of the `-' at the beginning of $os.
769                 os=`echo $os | sed 's/[^-]*-//'`
770                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
771                 exit 1
772                 ;;
773 esac
774 else
775
776 # Here we handle the default operating systems that come with various machines.
777 # The value should be what the vendor currently ships out the door with their
778 # machine or put another way, the most popular os provided with the machine.
779
780 # Note that if you're going to try to match "-MANUFACTURER" here (say,
781 # "-sun"), then you have to tell the case statement up towards the top
782 # that MANUFACTURER isn't an operating system.  Otherwise, code above
783 # will signal an error saying that MANUFACTURER isn't an operating
784 # system, and we'll never get to this point.
785
786 case $basic_machine in
787         *-acorn)
788                 os=-riscix1.2
789                 ;;
790         arm*-semi)
791                 os=-aout
792                 ;;
793         pdp11-*)
794                 os=-none
795                 ;;
796         *-dec | vax-*)
797                 os=-ultrix4.2
798                 ;;
799         m68*-apollo)
800                 os=-domain
801                 ;;
802         i386-sun)
803                 os=-sunos4.0.2
804                 ;;
805         m68000-sun)
806                 os=-sunos3
807                 # This also exists in the configure program, but was not the
808                 # default.
809                 # os=-sunos4
810                 ;;
811         *-tti)  # must be before sparc entry or we get the wrong os.
812                 os=-sysv3
813                 ;;
814         sparc-* | *-sun)
815                 os=-sunos4.1.1
816                 ;;
817         *-ibm)
818                 os=-aix
819                 ;;
820         *-hp)
821                 os=-hpux
822                 ;;
823         *-hitachi)
824                 os=-hiux
825                 ;;
826         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
827                 os=-sysv
828                 ;;
829         *-cbm)
830                 os=-amigados
831                 ;;
832         *-dg)
833                 os=-dgux
834                 ;;
835         *-dolphin)
836                 os=-sysv3
837                 ;;
838         m68k-ccur)
839                 os=-rtu
840                 ;;
841         m88k-omron*)
842                 os=-luna
843                 ;;
844         *-next )
845                 os=-nextstep
846                 ;;
847         *-sequent)
848                 os=-ptx
849                 ;;
850         *-crds)
851                 os=-unos
852                 ;;
853         *-ns)
854                 os=-genix
855                 ;;
856         i370-*)
857                 os=-mvs
858                 ;;
859         *-next)
860                 os=-nextstep3
861                 ;;
862         *-gould)
863                 os=-sysv
864                 ;;
865         *-highlevel)
866                 os=-bsd
867                 ;;
868         *-encore)
869                 os=-bsd
870                 ;;
871         *-sgi)
872                 os=-irix
873                 ;;
874         *-siemens)
875                 os=-sysv4
876                 ;;
877         *-masscomp)
878                 os=-rtu
879                 ;;
880         f301-fujitsu)
881                 os=-uxpv
882                 ;;
883         *)
884                 os=-none
885                 ;;
886 esac
887 fi
888
889 # Here we handle the case where we know the os, and the CPU type, but not the
890 # manufacturer.  We pick the logical manufacturer.
891 vendor=unknown
892 case $basic_machine in
893         *-unknown)
894                 case $os in
895                         -riscix*)
896                                 vendor=acorn
897                                 ;;
898                         -sunos*)
899                                 vendor=sun
900                                 ;;
901                         -aix*)
902                                 vendor=ibm
903                                 ;;
904                         -hpux*)
905                                 vendor=hp
906                                 ;;
907                         -hiux*)
908                                 vendor=hitachi
909                                 ;;
910                         -unos*)
911                                 vendor=crds
912                                 ;;
913                         -dgux*)
914                                 vendor=dg
915                                 ;;
916                         -luna*)
917                                 vendor=omron
918                                 ;;
919                         -genix*)
920                                 vendor=ns
921                                 ;;
922                         -mvs*)
923                                 vendor=ibm
924                                 ;;
925                         -ptx*)
926                                 vendor=sequent
927                                 ;;
928                         -vxsim* | -vxworks*)
929                                 vendor=wrs
930                                 ;;
931                         -aux*)
932                                 vendor=apple
933                                 ;;
934                 esac
935                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
936                 ;;
937 esac
938
939 echo $basic_machine$os