9c47333ac99109af1dbc27619d697eb007add652
[ncurses.git] / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script, version 1.1.
3 #   Copyright (C) 1991, 92-97, 1998 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 $basic_machine in
150         # Recognize the basic CPU types without company name.
151         # Some are omitted here because they have special meanings below.
152         tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
153                 | arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
154                 | 580 | i960 | h8300 \
155                 | hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w \
156                 | alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \
157                 | i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \
158                 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
159                 | mipstx39 | mipstx39el \
160                 | sparc | sparclet | sparclite | sparc64 | v850)
161                 basic_machine=$basic_machine-unknown
162                 ;;
163         # We use `pc' rather than `unknown'
164         # because (1) that's what they normally are, and
165         # (2) the word "unknown" tends to confuse beginning users.
166         i[34567]86)
167           basic_machine=$basic_machine-pc
168           ;;
169         # Object if more than one company name word.
170         *-*-*)
171                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
172                 exit 1
173                 ;;
174         # Recognize the basic CPU types with company name.
175         vax-* | tahoe-* | i[34567]86-* | i860-* | m32r-* | m68k-* | m68000-* \
176               | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
177               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
178               | power-* | none-* | 580-* | cray2-* | h8300-* | i960-* \
179               | xmp-* | ymp-* \
180               | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* \
181               | alpha-* | alphaev5-* | alphaev56-* | we32k-* | cydra-* \
182               | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \
183               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
184               | sparc64-* | mips64-* | mipsel-* \
185               | mips64el-* | mips64orion-* | mips64orionel-*  \
186               | mipstx39-* | mipstx39el-* \
187               | f301-*)
188                 ;;
189         # Recognize the various machine names and aliases which stand
190         # for a CPU type and a company and sometimes even an OS.
191         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
192                 basic_machine=m68000-att
193                 ;;
194         3b*)
195                 basic_machine=we32k-att
196                 ;;
197         alliant | fx80)
198                 basic_machine=fx80-alliant
199                 ;;
200         altos | altos3068)
201                 basic_machine=m68k-altos
202                 ;;
203         am29k)
204                 basic_machine=a29k-none
205                 os=-bsd
206                 ;;
207         amdahl)
208                 basic_machine=580-amdahl
209                 os=-sysv
210                 ;;
211         amiga | amiga-*)
212                 basic_machine=m68k-cbm
213                 ;;
214         amigaos | amigados)
215                 basic_machine=m68k-cbm
216                 os=-amigaos
217                 ;;
218         amigaunix | amix)
219                 basic_machine=m68k-cbm
220                 os=-sysv4
221                 ;;
222         apollo68)
223                 basic_machine=m68k-apollo
224                 os=-sysv
225                 ;;
226         aux)
227                 basic_machine=m68k-apple
228                 os=-aux
229                 ;;
230         balance)
231                 basic_machine=ns32k-sequent
232                 os=-dynix
233                 ;;
234         convex-c1)
235                 basic_machine=c1-convex
236                 os=-bsd
237                 ;;
238         convex-c2)
239                 basic_machine=c2-convex
240                 os=-bsd
241                 ;;
242         convex-c32)
243                 basic_machine=c32-convex
244                 os=-bsd
245                 ;;
246         convex-c34)
247                 basic_machine=c34-convex
248                 os=-bsd
249                 ;;
250         convex-c38)
251                 basic_machine=c38-convex
252                 os=-bsd
253                 ;;
254         cray | ymp)
255                 basic_machine=ymp-cray
256                 os=-unicos
257                 ;;
258         cray2)
259                 basic_machine=cray2-cray
260                 os=-unicos
261                 ;;
262         [ctj]90-cray)
263                 basic_machine=c90-cray
264                 os=-unicos
265                 ;;
266         crds | unos)
267                 basic_machine=m68k-crds
268                 ;;
269         da30 | da30-*)
270                 basic_machine=m68k-da30
271                 ;;
272         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
273                 basic_machine=mips-dec
274                 ;;
275         delta | 3300 | motorola-3300 | motorola-delta \
276               | 3300-motorola | delta-motorola)
277                 basic_machine=m68k-motorola
278                 ;;
279         delta88)
280                 basic_machine=m88k-motorola
281                 os=-sysv3
282                 ;;
283         dpx20 | dpx20-*)
284                 basic_machine=rs6000-bull
285                 os=-bosx
286                 ;;
287         dpx2* | dpx2*-bull)
288                 basic_machine=m68k-bull
289                 os=-sysv3
290                 ;;
291         ebmon29k)
292                 basic_machine=a29k-amd
293                 os=-ebmon
294                 ;;
295         elxsi)
296                 basic_machine=elxsi-elxsi
297                 os=-bsd
298                 ;;
299         encore | umax | mmax)
300                 basic_machine=ns32k-encore
301                 ;;
302         fx2800)
303                 basic_machine=i860-alliant
304                 ;;
305         genix)
306                 basic_machine=ns32k-ns
307                 ;;
308         gmicro)
309                 basic_machine=tron-gmicro
310                 os=-sysv
311                 ;;
312         h3050r* | hiux*)
313                 basic_machine=hppa1.1-hitachi
314                 os=-hiuxwe2
315                 ;;
316         h8300hms)
317                 basic_machine=h8300-hitachi
318                 os=-hms
319                 ;;
320         harris)
321                 basic_machine=m88k-harris
322                 os=-sysv3
323                 ;;
324         hp300-*)
325                 basic_machine=m68k-hp
326                 ;;
327         hp300bsd)
328                 basic_machine=m68k-hp
329                 os=-bsd
330                 ;;
331         hp300hpux)
332                 basic_machine=m68k-hp
333                 os=-hpux
334                 ;;
335         hp9k2[0-9][0-9] | hp9k31[0-9])
336                 basic_machine=m68000-hp
337                 ;;
338         hp9k3[2-9][0-9])
339                 basic_machine=m68k-hp
340                 ;;
341         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
342                 basic_machine=hppa1.1-hp
343                 ;;
344         hp9k8[0-9][0-9] | hp8[0-9][0-9])
345                 basic_machine=hppa1.0-hp
346                 ;;
347         hppa-next)
348                 os=-nextstep3
349                 ;;
350         i370-ibm* | ibm*)
351                 basic_machine=i370-ibm
352                 os=-mvs
353                 ;;
354         s390 | s390-ibm*)
355 # OS/390 support after:
356 #  Linkname: Mortice Kern Systems (MKS) Inc. - OS/390 OpenEdition -- GNU Utilities Downloads
357 #       URL: http://www.mks.com/s390/gnu/download.htm#autoconf
358                 basic_machine=s390-ibm  #  /* S/390 -- gil -- 1419 */
359                 os=-os390
360                 ;;
361 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
362         i[34567]86v32)
363                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
364                 os=-sysv32
365                 ;;
366         i[34567]86v4*)
367                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
368                 os=-sysv4
369                 ;;
370         i[34567]86v)
371                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
372                 os=-sysv
373                 ;;
374         i[34567]86sol2)
375                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
376                 os=-solaris2
377                 ;;
378         iris | iris4d)
379                 basic_machine=mips-sgi
380                 case $os in
381                     -irix*)
382                         ;;
383                     *)
384                         os=-irix4
385                         ;;
386                 esac
387                 ;;
388         isi68 | isi)
389                 basic_machine=m68k-isi
390                 os=-sysv
391                 ;;
392         m88k-omron*)
393                 basic_machine=m88k-omron
394                 ;;
395         magnum | m3230)
396                 basic_machine=mips-mips
397                 os=-sysv
398                 ;;
399         merlin)
400                 basic_machine=ns32k-utek
401                 os=-sysv
402                 ;;
403         miniframe)
404                 basic_machine=m68000-convergent
405                 ;;
406         mipsel*-linux*)
407                 basic_machine=mipsel-unknown
408                 os=-linux-gnu
409                 ;;
410         mips*-linux*)
411                 basic_machine=mips-unknown
412                 os=-linux-gnu
413                 ;;
414         mips3*-*)
415                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
416                 ;;
417         mips3*)
418                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
419                 ;;
420         ncr3000)
421                 basic_machine=i486-ncr
422                 os=-sysv4
423                 ;;
424         news | news700 | news800 | news900)
425                 basic_machine=m68k-sony
426                 os=-newsos
427                 ;;
428         news1000)
429                 basic_machine=m68030-sony
430                 os=-newsos
431                 ;;
432         news-3600 | risc-news)
433                 basic_machine=mips-sony
434                 os=-newsos
435                 ;;
436         next | m*-next )
437                 basic_machine=m68k-next
438                 case $os in
439                     -nextstep* )
440                         ;;
441                     -ns2*)
442                       os=-nextstep2
443                         ;;
444                     *)
445                       os=-nextstep3
446                         ;;
447                 esac
448                 ;;
449         nh3000)
450                 basic_machine=m68k-harris
451                 os=-cxux
452                 ;;
453         nh[45]000)
454                 basic_machine=m88k-harris
455                 os=-cxux
456                 ;;
457         nindy960)
458                 basic_machine=i960-intel
459                 os=-nindy
460                 ;;
461         np1)
462                 basic_machine=np1-gould
463                 ;;
464         pa-hitachi)
465                 basic_machine=hppa1.1-hitachi
466                 os=-hiuxwe2
467                 ;;
468         paragon)
469                 basic_machine=i860-intel
470                 os=-osf
471                 ;;
472         pbd)
473                 basic_machine=sparc-tti
474                 ;;
475         pbb)
476                 basic_machine=m68k-tti
477                 ;;
478         pc532 | pc532-*)
479                 basic_machine=ns32k-pc532
480                 ;;
481         pentium | p5 | k5 | nexen)
482                 basic_machine=i586-pc
483                 ;;
484         pentiumpro | p6 | k6 | 6x86)
485                 basic_machine=i686-pc
486                 ;;
487         pentiumii | pentium2)
488                 basic_machine=i786-pc
489                 ;;
490         pentium-* | p5-* | k5-* | nexen-*)
491                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
492                 ;;
493         pentiumpro-* | p6-* | k6-* | 6x86-*)
494                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
495                 ;;
496         pentiumii-* | pentium2-*)
497                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
498                 ;;
499         pn)
500                 basic_machine=pn-gould
501                 ;;
502         power)  basic_machine=rs6000-ibm
503                 ;;
504         ppc)    basic_machine=powerpc-unknown
505                 ;;
506         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
507                 ;;
508         ppcle | powerpclittle | ppc-le | powerpc-little)
509                 basic_machine=powerpcle-unknown
510                 ;;
511         ppcle-* | powerpclittle-*)
512                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
513                 ;;
514         ps2)
515                 basic_machine=i386-ibm
516                 ;;
517         rm[46]00)
518                 basic_machine=mips-siemens
519                 ;;
520         rtpc | rtpc-*)
521                 basic_machine=romp-ibm
522                 ;;
523         sequent)
524                 basic_machine=i386-sequent
525                 ;;
526         sh)
527                 basic_machine=sh-hitachi
528                 os=-hms
529                 ;;
530         sps7)
531                 basic_machine=m68k-bull
532                 os=-sysv2
533                 ;;
534         spur)
535                 basic_machine=spur-unknown
536                 ;;
537         sun2)
538                 basic_machine=m68000-sun
539                 ;;
540         sun2os3)
541                 basic_machine=m68000-sun
542                 os=-sunos3
543                 ;;
544         sun2os4)
545                 basic_machine=m68000-sun
546                 os=-sunos4
547                 ;;
548         sun3os3)
549                 basic_machine=m68k-sun
550                 os=-sunos3
551                 ;;
552         sun3os4)
553                 basic_machine=m68k-sun
554                 os=-sunos4
555                 ;;
556         sun4os3)
557                 basic_machine=sparc-sun
558                 os=-sunos3
559                 ;;
560         sun4os4)
561                 basic_machine=sparc-sun
562                 os=-sunos4
563                 ;;
564         sun4sol2)
565                 basic_machine=sparc-sun
566                 os=-solaris2
567                 ;;
568         sun3 | sun3-*)
569                 basic_machine=m68k-sun
570                 ;;
571         sun4)
572                 basic_machine=sparc-sun
573                 ;;
574         sun386 | sun386i | roadrunner)
575                 basic_machine=i386-sun
576                 ;;
577         symmetry)
578                 basic_machine=i386-sequent
579                 os=-dynix
580                 ;;
581         tx39)
582                 basic_machine=mipstx39-unknown
583                 ;;
584         tx39el)
585                 basic_machine=mipstx39el-unknown
586                 ;;
587         tower | tower-32)
588                 basic_machine=m68k-ncr
589                 ;;
590         udi29k)
591                 basic_machine=a29k-amd
592                 os=-udi
593                 ;;
594         ultra3)
595                 basic_machine=a29k-nyu
596                 os=-sym1
597                 ;;
598         vaxv)
599                 basic_machine=vax-dec
600                 os=-sysv
601                 ;;
602         vms)
603                 basic_machine=vax-dec
604                 os=-vms
605                 ;;
606         vpp*|vx|vx-*)
607                basic_machine=f301-fujitsu
608                ;;
609         vxworks960)
610                 basic_machine=i960-wrs
611                 os=-vxworks
612                 ;;
613         vxworks68)
614                 basic_machine=m68k-wrs
615                 os=-vxworks
616                 ;;
617         vxworks29k)
618                 basic_machine=a29k-wrs
619                 os=-vxworks
620                 ;;
621         xmp)
622                 basic_machine=xmp-cray
623                 os=-unicos
624                 ;;
625         xps | xps100)
626                 basic_machine=xps100-honeywell
627                 ;;
628         none)
629                 basic_machine=none-none
630                 os=-none
631                 ;;
632
633 # Here we handle the default manufacturer of certain CPU types.  It is in
634 # some cases the only manufacturer, in others, it is the most popular.
635         mips)
636                 if [ x$os = x-linux-gnu ]; then
637                         basic_machine=mips-unknown
638                 else
639                         basic_machine=mips-mips
640                 fi
641                 ;;
642         romp)
643                 basic_machine=romp-ibm
644                 ;;
645         rs6000)
646                 basic_machine=rs6000-ibm
647                 ;;
648         vax)
649                 basic_machine=vax-dec
650                 ;;
651         pdp11)
652                 basic_machine=pdp11-dec
653                 ;;
654         we32k)
655                 basic_machine=we32k-att
656                 ;;
657         sparc)
658                 basic_machine=sparc-sun
659                 ;;
660         cydra)
661                 basic_machine=cydra-cydrome
662                 ;;
663         orion)
664                 basic_machine=orion-highlevel
665                 ;;
666         orion105)
667                 basic_machine=clipper-highlevel
668                 ;;
669         *)
670                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
671                 exit 1
672                 ;;
673 esac
674
675 # Here we canonicalize certain aliases for manufacturers.
676 case $basic_machine in
677         *-digital*)
678                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
679                 ;;
680         *-commodore*)
681                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
682                 ;;
683         *)
684                 ;;
685 esac
686
687 # Decode manufacturer-specific aliases for certain operating systems.
688
689 if [ x"$os" != x"" ]
690 then
691 case $os in
692         # First match some system type aliases
693         # that might get confused with valid system types.
694         # -solaris* is a basic system type, with this one exception.
695         -solaris1 | -solaris1.*)
696                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
697                 ;;
698         -solaris)
699                 os=-solaris2
700                 ;;
701         -svr4*)
702                 os=-sysv4
703                 ;;
704         -unixware*)
705                 os=-sysv4.2uw
706                 ;;
707         -gnu/linux*)
708                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
709                 ;;
710         # First accept the basic system types.
711         # The portable systems comes first.
712         # Each alternative MUST END IN A *, to match a version number.
713         # -sysv* is not here because it comes later, after sysvr4.
714         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
715               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
716               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
717               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
718               | -aos* \
719               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* | -os390* \
720               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
721               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
722               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
723               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
724               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
725               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
726               | -mingw32* | -linux-gnu* | -uxpv* | -beos*)
727         # Remember, each alternative MUST END IN *, to match a version number.
728                 ;;
729         -linux*)
730                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
731                 ;;
732         -sunos5*)
733                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
734                 ;;
735         -sunos6*)
736                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
737                 ;;
738         -osfrose*)
739                 os=-osfrose
740                 ;;
741         -osf*)
742                 os=-osf
743                 ;;
744         -utek*)
745                 os=-bsd
746                 ;;
747         -dynix*)
748                 os=-bsd
749                 ;;
750         -acis*)
751                 os=-aos
752                 ;;
753         -ctix* | -uts*)
754                 os=-sysv
755                 ;;
756         -ns2 )
757                 os=-nextstep2
758                 ;;
759         # Preserve the version number of sinix5.
760         -sinix5.*)
761                 os=`echo $os | sed -e 's|sinix|sysv|'`
762                 ;;
763         -sinix*)
764                 os=-sysv4
765                 ;;
766         -triton*)
767                 os=-sysv3
768                 ;;
769         -oss*)
770                 os=-sysv3
771                 ;;
772         -svr4)
773                 os=-sysv4
774                 ;;
775         -svr3)
776                 os=-sysv3
777                 ;;
778         -sysvr4)
779                 os=-sysv4
780                 ;;
781         # This must come after -sysvr4.
782         -sysv*)
783                 ;;
784         -xenix)
785                 os=-xenix
786                 ;;
787         -none)
788                 ;;
789         *)
790                 # Get rid of the `-' at the beginning of $os.
791                 os=`echo $os | sed 's/[^-]*-//'`
792                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
793                 exit 1
794                 ;;
795 esac
796 else
797
798 # Here we handle the default operating systems that come with various machines.
799 # The value should be what the vendor currently ships out the door with their
800 # machine or put another way, the most popular os provided with the machine.
801
802 # Note that if you're going to try to match "-MANUFACTURER" here (say,
803 # "-sun"), then you have to tell the case statement up towards the top
804 # that MANUFACTURER isn't an operating system.  Otherwise, code above
805 # will signal an error saying that MANUFACTURER isn't an operating
806 # system, and we'll never get to this point.
807
808 case $basic_machine in
809         *-acorn)
810                 os=-riscix1.2
811                 ;;
812         arm*-semi)
813                 os=-aout
814                 ;;
815         pdp11-*)
816                 os=-none
817                 ;;
818         *-dec | vax-*)
819                 os=-ultrix4.2
820                 ;;
821         m68*-apollo)
822                 os=-domain
823                 ;;
824         i386-sun)
825                 os=-sunos4.0.2
826                 ;;
827         m68000-sun)
828                 os=-sunos3
829                 # This also exists in the configure program, but was not the
830                 # default.
831                 # os=-sunos4
832                 ;;
833         *-tti)  # must be before sparc entry or we get the wrong os.
834                 os=-sysv3
835                 ;;
836         sparc-* | *-sun)
837                 os=-sunos4.1.1
838                 ;;
839         *-be)
840                 os=-beos
841                 ;;
842         s390-ibm)
843                 os=-os390  #  /* S/390 -- gil -- 1451 */
844                 ;;
845         *-ibm)
846                 os=-aix
847                 ;;
848         *-hp)
849                 os=-hpux
850                 ;;
851         *-hitachi)
852                 os=-hiux
853                 ;;
854         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
855                 os=-sysv
856                 ;;
857         *-cbm)
858                 os=-amigaos
859                 ;;
860         *-dg)
861                 os=-dgux
862                 ;;
863         *-dolphin)
864                 os=-sysv3
865                 ;;
866         m68k-ccur)
867                 os=-rtu
868                 ;;
869         m88k-omron*)
870                 os=-luna
871                 ;;
872         *-next )
873                 os=-nextstep
874                 ;;
875         *-sequent)
876                 os=-ptx
877                 ;;
878         *-crds)
879                 os=-unos
880                 ;;
881         *-ns)
882                 os=-genix
883                 ;;
884         i370-*)
885                 os=-mvs
886                 ;;
887         *-next)
888                 os=-nextstep3
889                 ;;
890         *-gould)
891                 os=-sysv
892                 ;;
893         *-highlevel)
894                 os=-bsd
895                 ;;
896         *-encore)
897                 os=-bsd
898                 ;;
899         *-sgi)
900                 os=-irix
901                 ;;
902         *-siemens)
903                 os=-sysv4
904                 ;;
905         *-masscomp)
906                 os=-rtu
907                 ;;
908         f301-fujitsu)
909                 os=-uxpv
910                 ;;
911         *)
912                 os=-none
913                 ;;
914 esac
915 fi
916
917 # Here we handle the case where we know the os, and the CPU type, but not the
918 # manufacturer.  We pick the logical manufacturer.
919 vendor=unknown
920 case $basic_machine in
921         *-unknown)
922                 case $os in
923                         -riscix*)
924                                 vendor=acorn
925                                 ;;
926                         -sunos*)
927                                 vendor=sun
928                                 ;;
929                         -aix*)
930                                 vendor=ibm
931                                 ;;
932                         -hpux*)
933                                 vendor=hp
934                                 ;;
935                         -hiux*)
936                                 vendor=hitachi
937                                 ;;
938                         -unos*)
939                                 vendor=crds
940                                 ;;
941                         -dgux*)
942                                 vendor=dg
943                                 ;;
944                         -luna*)
945                                 vendor=omron
946                                 ;;
947                         -genix*)
948                                 vendor=ns
949                                 ;;
950                         -mvs*)
951                                 vendor=ibm
952                                 ;;
953                         -ptx*)
954                                 vendor=sequent
955                                 ;;
956                         -vxsim* | -vxworks*)
957                                 vendor=wrs
958                                 ;;
959                         -aux*)
960                                 vendor=apple
961                                 ;;
962                 esac
963                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
964                 ;;
965 esac
966
967 echo $basic_machine$os