import gdb-1999-08-02 snapshot
[external/binutils.git] / readline / support / 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 $basic_machine in
150         # Recognize the basic CPU types without company name.
151         # Some are omitted here because they have special meanings below.
152         tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
153                 | arme[lb] | pyramid \
154                 | tron | a29k | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
155                 | hppa2.0 | alpha | we32k | ns16k | clipper | i370 | sh \
156                 | powerpc | powerpcle | 1750a | dsp16xx | mips64 | mipsel \
157                 | pdp11 | mips64el | mips64orion | mips64orionel \
158                 | sparc | sparclet | sparclite | sparc64)
159                 basic_machine=$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-* | hppa2.0-* \
178               | alpha-* | alphaev5-* | alphaev56-* | alphapca56-* | alphaev6-* \
179               | we32k-* | cydra-* | ns16k-* \
180               | pn-* | np1-* | xps100-* | clipper-* | orion-* | sparclite-* \
181               | pdp11-* | sh-* | powerpc-* | powerpcle-* | sparc64-* | mips64-* | mipsel-* \
182               | mips64el-* | mips64orion-* | mips64orionel-* | f301-* \
183               | butterfly-bbn* \
184               | cadmus-* | ews*-nec | ibmrt-ibm* | masscomp-masscomp \
185               | tandem-* | symmetric-* | drs6000-icl | *-*ardent | gould-gould \
186               | concurrent-* | ksr1-* | esa-ibm | fxc-alliant | *370-amdahl \
187               | *-convex | sx4*-nec)
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                 basic_machine=m68k-unknown
214                 ;;
215         amigaos)
216                 basic_machine=m68k-unknown
217                 os=-amigaos
218                 ;;
219         amigados)
220                 basic_machine=m68k-cbm
221                 os=-amigados
222                 ;;
223         amigaunix | amix)
224                 basic_machine=m68k-cbm
225                 os=-sysv4
226                 ;;
227         apollo68)
228                 basic_machine=m68k-apollo
229                 os=-sysv
230                 ;;
231         aux)
232                 basic_machine=m68k-apple
233                 os=-aux
234                 ;;
235         balance)
236                 basic_machine=ns32k-sequent
237                 os=-dynix
238                 ;;
239         convex-c1)
240                 basic_machine=c1-convex
241                 os=-bsd
242                 ;;
243         convex-c2)
244                 basic_machine=c2-convex
245                 os=-bsd
246                 ;;
247         convex-c32)
248                 basic_machine=c32-convex
249                 os=-bsd
250                 ;;
251         convex-c34)
252                 basic_machine=c34-convex
253                 os=-bsd
254                 ;;
255         convex-c38)
256                 basic_machine=c38-convex
257                 os=-bsd
258                 ;;
259         cray | ymp)
260                 basic_machine=ymp-cray
261                 os=-unicos
262                 ;;
263         cray2)
264                 basic_machine=cray2-cray
265                 os=-unicos
266                 ;;
267         [ctj]90-cray)
268                 basic_machine=c90-cray
269                 os=-unicos
270                 ;;
271         crds | unos)
272                 basic_machine=m68k-crds
273                 ;;
274         da30 | da30-*)
275                 basic_machine=m68k-da30
276                 ;;
277         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
278                 basic_machine=mips-dec
279                 ;;
280         delta | 3300 | motorola-3300 | motorola-delta \
281               | 3300-motorola | delta-motorola)
282                 basic_machine=m68k-motorola
283                 ;;
284         delta88)
285                 basic_machine=m88k-motorola
286                 os=-sysv3
287                 ;;
288         dpx20 | dpx20-*)
289                 basic_machine=rs6000-bull
290                 os=-bosx
291                 ;;
292         dpx2* | dpx2*-bull)
293                 basic_machine=m68k-bull
294                 os=-sysv3
295                 ;;
296         hbullx20-bull)
297                 basic_machine=m68k-bull
298                 ;;
299         ebmon29k)
300                 basic_machine=a29k-amd
301                 os=-ebmon
302                 ;;
303         elxsi)
304                 basic_machine=elxsi-elxsi
305                 os=-bsd
306                 ;;
307         encore | umax | mmax | multimax)
308                 basic_machine=ns32k-encore
309                 ;;
310         fx2800)
311                 basic_machine=i860-alliant
312                 ;;
313         genix)
314                 basic_machine=ns32k-ns
315                 ;;
316         gmicro)
317                 basic_machine=tron-gmicro
318                 os=-sysv
319                 ;;
320         h3050r* | hiux*)
321                 basic_machine=hppa1.1-hitachi
322                 os=-hiuxwe2
323                 ;;
324         h8300hms)
325                 basic_machine=h8300-hitachi
326                 os=-hms
327                 ;;
328         harris)
329                 basic_machine=m88k-harris
330                 os=-sysv3
331                 ;;
332         hp300-*)
333                 basic_machine=m68k-hp
334                 ;;
335         hp300bsd)
336                 basic_machine=m68k-hp
337                 os=-bsd
338                 ;;
339         hp300hpux)
340                 basic_machine=m68k-hp
341                 os=-hpux
342                 ;;
343         hp9k2[0-9][0-9] | hp9k31[0-9])
344                 basic_machine=m68000-hp
345                 ;;
346         hp9k3[2-9][0-9])
347                 basic_machine=m68k-hp
348                 ;;
349         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
350                 basic_machine=hppa1.1-hp
351                 ;;
352         hp9k8[0-9][0-9] | hp8[0-9][0-9])
353                 basic_machine=hppa1.0-hp
354                 ;;
355         hppa-next)
356                 os=-nextstep3
357                 ;;
358         ibm032-*)
359                 basic_machine=ibmrt-ibm
360                 ;;
361         i370-ibm* | ibm*)
362                 basic_machine=i370-ibm
363                 os=-mvs
364                 ;;
365 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
366         i[3456]86v32)
367                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
368                 os=-sysv32
369                 ;;
370         i[3456]86v4*)
371                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
372                 os=-sysv4
373                 ;;
374         i[3456]86v)
375                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
376                 os=-sysv
377                 ;;
378         i[3456]86sol2)
379                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
380                 os=-solaris2
381                 ;;
382         iris | iris4d)
383                 basic_machine=mips-sgi
384                 case $os in
385                     -irix*)
386                         ;;
387                     *)
388                         os=-irix4
389                         ;;
390                 esac
391                 ;;
392         isi68 | isi)
393                 basic_machine=m68k-isi
394                 os=-sysv
395                 ;;
396         luna88k-omron* | m88k-omron*)
397                 basic_machine=m88k-omron
398                 ;;
399         magicstation*)
400                 basic_machine=magicstation-unknown
401                 ;;
402         magnum | m3230)
403                 basic_machine=mips-mips
404                 os=-sysv
405                 ;;
406         merlin)
407                 basic_machine=ns32k-utek
408                 os=-sysv
409                 ;;
410         miniframe)
411                 basic_machine=m68000-convergent
412                 ;;
413         mipsel*-linux*)
414                 basic_machine=mipsel-unknown
415                 os=-linux
416                 ;;
417         mips*-linux*)
418                 basic_machine=mips-unknown
419                 os=-linux
420                 ;;
421         mips3*-*)
422                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
423                 ;;
424         mips3*)
425                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
426                 ;;
427         ncr3000)
428                 basic_machine=i486-ncr
429                 os=-sysv4
430                 ;;
431         news | news700 | news800 | news900)
432                 basic_machine=m68k-sony
433                 os=-newsos
434                 ;;
435         news1000)
436                 basic_machine=m68030-sony
437                 os=-newsos
438                 ;;
439         news-3600 | risc-news)
440                 basic_machine=mips-sony
441                 os=-newsos
442                 ;;
443         next | m*-next )
444                 basic_machine=m68k-next
445                 case $os in
446                     -nextstep* )
447                         ;;
448                     -ns2*)
449                       os=-nextstep2
450                         ;;
451                     *)
452                       os=-nextstep3
453                         ;;
454                 esac
455                 ;;
456         nh3000)
457                 basic_machine=m68k-harris
458                 os=-cxux
459                 ;;
460         nh[45]000)
461                 basic_machine=m88k-harris
462                 os=-cxux
463                 ;;
464         nindy960)
465                 basic_machine=i960-intel
466                 os=-nindy
467                 ;;
468         np1)
469                 basic_machine=np1-gould
470                 ;;
471         osr5 | sco5)    # SCO Open Server
472                 basic_machine=i386-pc
473                 os=-sco3.2v5
474                 ;;
475         odt | odt3 | odt4)      # SCO Open Desktop
476                 basic_machine=i386-pc
477                 os=-sco3.2v4
478                 ;;
479         pa-hitachi)
480                 basic_machine=hppa1.1-hitachi
481                 os=-hiuxwe2
482                 ;;
483         paragon)
484                 basic_machine=i860-intel
485                 os=-osf
486                 ;;
487         pbd)
488                 basic_machine=sparc-tti
489                 ;;
490         pbb)
491                 basic_machine=m68k-tti
492                 ;;
493         pc532 | pc532-*)
494                 basic_machine=ns32k-pc532
495                 ;;
496         pentium | p5)
497                 basic_machine=i586-intel
498                 ;;
499         pentiumpro | p6)
500                 basic_machine=i686-intel
501                 ;;
502         pentium-* | p5-*)
503                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
504                 ;;
505         pentiumpro-* | p6-*)
506                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
507                 ;;
508         k5)
509                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
510                 basic_machine=i586-amd
511                 ;;
512         nexen)
513                 # We don't have specific support for Nexgen yet, so just call it a Pentium
514                 basic_machine=i586-nexgen
515                 ;;
516         pn)
517                 basic_machine=pn-gould
518                 ;;
519         power)  basic_machine=rs6000-ibm
520                 ;;
521         ppc)    basic_machine=powerpc-unknown
522                 ;;
523         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
524                 ;;
525         ppcle | powerpclittle | ppc-le | powerpc-little)
526                 basic_machine=powerpcle-unknown
527                 ;;
528         ppcle-* | powerpclittle-*)
529                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
530                 ;;
531         ps2)
532                 basic_machine=i386-ibm
533                 ;;
534         rm[46]00)
535                 basic_machine=mips-siemens
536                 ;;
537         rtpc | rtpc-*)
538                 basic_machine=romp-ibm
539                 ;;
540         sequent)
541                 basic_machine=i386-sequent
542                 ;;
543         sh)
544                 basic_machine=sh-hitachi
545                 os=-hms
546                 ;;
547         sps7)
548                 basic_machine=m68k-bull
549                 os=-sysv2
550                 ;;
551         spur)
552                 basic_machine=spur-unknown
553                 ;;
554         sun2)
555                 basic_machine=m68000-sun
556                 ;;
557         sun2os3)
558                 basic_machine=m68000-sun
559                 os=-sunos3
560                 ;;
561         sun2os4)
562                 basic_machine=m68000-sun
563                 os=-sunos4
564                 ;;
565         sun3os3)
566                 basic_machine=m68k-sun
567                 os=-sunos3
568                 ;;
569         sun3os4)
570                 basic_machine=m68k-sun
571                 os=-sunos4
572                 ;;
573         sun4os3)
574                 basic_machine=sparc-sun
575                 os=-sunos3
576                 ;;
577         sun4os4)
578                 basic_machine=sparc-sun
579                 os=-sunos4
580                 ;;
581         sun4sol2)
582                 basic_machine=sparc-sun
583                 os=-solaris2
584                 ;;
585         sun3 | sun3-*)
586                 basic_machine=m68k-sun
587                 ;;
588         sun4)
589                 basic_machine=sparc-sun
590                 ;;
591         sun386 | sun386i | roadrunner)
592                 basic_machine=i386-sun
593                 ;;
594         symmetry)
595                 basic_machine=i386-sequent
596                 os=-dynix
597                 ;;
598         tower | tower-32)
599                 basic_machine=m68k-ncr
600                 ;;
601         udi29k)
602                 basic_machine=a29k-amd
603                 os=-udi
604                 ;;
605         ultra3)
606                 basic_machine=a29k-nyu
607                 os=-sym1
608                 ;;
609         uw2 | unixware | unixware2)
610                 basic_machine=i386-pc
611                 os=-sysv4.2uw2.1
612                 ;;
613         uw7 | unixware7)
614                 basic_machine=i386-pc
615                 os=-sysv5uw7
616                 ;;
617         vaxv)
618                 basic_machine=vax-dec
619                 os=-sysv
620                 ;;
621         vms)
622                 basic_machine=vax-dec
623                 os=-vms
624                 ;;
625         vpp*|vx|vx-*)
626                 basic_machine=f301-fujitsu
627                 ;;
628         vxworks960)
629                 basic_machine=i960-wrs
630                 os=-vxworks
631                 ;;
632         vxworks68)
633                 basic_machine=m68k-wrs
634                 os=-vxworks
635                 ;;
636         vxworks29k)
637                 basic_machine=a29k-wrs
638                 os=-vxworks
639                 ;;
640         xmp)
641                 basic_machine=xmp-cray
642                 os=-unicos
643                 ;;
644         xps | xps100)
645                 basic_machine=xps100-honeywell
646                 ;;
647         none)
648                 basic_machine=none-none
649                 os=-none
650                 ;;
651
652 # Here we handle the default manufacturer of certain CPU types.  It is in
653 # some cases the only manufacturer, in others, it is the most popular.
654         mips)
655                 if test "x$os" = "x-linux" ; then
656                         basic_machine=mips-unknown
657                 else
658                         basic_machine=mips-mips
659                 fi
660                 ;;
661         romp)
662                 basic_machine=romp-ibm
663                 ;;
664         rs6000)
665                 basic_machine=rs6000-ibm
666                 ;;
667         vax)
668                 basic_machine=vax-dec
669                 ;;
670         pdp11)
671                 basic_machine=pdp11-dec
672                 ;;
673         we32k)
674                 basic_machine=we32k-att
675                 ;;
676         sparc)
677                 basic_machine=sparc-sun
678                 ;;
679         cydra)
680                 basic_machine=cydra-cydrome
681                 ;;
682         orion)
683                 basic_machine=orion-highlevel
684                 ;;
685         orion105)
686                 basic_machine=clipper-highlevel
687                 ;;
688         *)
689                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
690                 exit 1
691                 ;;
692 esac
693
694 # Here we canonicalize certain aliases for manufacturers.
695 case $basic_machine in
696         *-digital*)
697                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
698                 ;;
699         *-commodore*)
700                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
701                 ;;
702         *)
703                 ;;
704 esac
705
706 # Decode manufacturer-specific aliases for certain operating systems.
707
708 if [ x"$os" != x"" ]
709 then
710 case $os in
711         # First match some system type aliases
712         # that might get confused with valid system types.
713         # -solaris* is a basic system type, with this one exception.
714         -solaris1 | -solaris1.*)
715                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
716                 ;;
717         -solaris)
718                 os=-solaris2
719                 ;;
720         svr4*)
721                 os=-sysv4
722                 ;;
723         -unixware | -uw | -unixware2* | -uw2*)
724                 os=-sysv4.2uw2.1
725                 ;;
726         -unixware7* | -uw7*)
727                 os=-sysv5uw7
728                 ;;
729         -gnu/linux*)
730                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
731                 ;;
732         # First accept the basic system types.
733         # The portable systems comes first.
734         # Each alternative MUST END IN A *, to match a version number.
735         # -sysv* is not here because it comes later, after sysvr4.
736         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
737               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
738               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
739               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
740               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
741               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
742               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
743               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
744               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
745               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
746               | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
747               | -linux-gnu* | -uxpv* | -qnx* | -powerux* | -beos* | -rhapsody* \
748               | -superux* )
749         # Remember, each alternative MUST END IN *, to match a version number.
750                 ;;
751         -linux*)
752                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
753                 ;;
754         -sunos5*)
755                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
756                 ;;
757         -sunos6*)
758                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
759                 ;;
760         -osfrose*)
761                 os=-osfrose
762                 ;;
763         -osf*)
764                 os=-osf
765                 ;;
766         -utek*)
767                 os=-bsd
768                 ;;
769         -dynix*)
770                 os=-bsd
771                 ;;
772         -acis*)
773                 os=-aos
774                 ;;
775         -ctix* | -uts*)
776                 os=-sysv
777                 ;;
778         -ns2 )
779                 os=-nextstep2
780                 ;;
781         # Preserve the version number of sinix5.
782         -sinix5.*)
783                 os=`echo $os | sed -e 's|sinix|sysv|'`
784                 ;;
785         -sinix*)
786                 os=-sysv4
787                 ;;
788         -triton*)
789                 os=-sysv3
790                 ;;
791         -oss*)
792                 os=-sysv3
793                 ;;
794         -svr4)
795                 os=-sysv4
796                 ;;
797         -svr3)
798                 os=-sysv3
799                 ;;
800         -sysvr4)
801                 os=-sysv4
802                 ;;
803         -sysvr5)
804                 os=-sysv5
805                 ;;
806         # This must come after -sysvr[45].
807         -sysv*)
808                 ;;
809         -xenix)
810                 os=-xenix
811                 ;;
812         -none)
813                 ;;
814         *)
815                 # Get rid of the `-' at the beginning of $os.
816                 os=`echo $os | sed 's/[^-]*-//'`
817                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
818                 exit 1
819                 ;;
820 esac
821 else
822
823 # Here we handle the default operating systems that come with various machines.
824 # The value should be what the vendor currently ships out the door with their
825 # machine or put another way, the most popular os provided with the machine.
826
827 # Note that if you're going to try to match "-MANUFACTURER" here (say,
828 # "-sun"), then you have to tell the case statement up towards the top
829 # that MANUFACTURER isn't an operating system.  Otherwise, code above
830 # will signal an error saying that MANUFACTURER isn't an operating
831 # system, and we'll never get to this point.
832
833 case $basic_machine in
834         *-acorn)
835                 os=-riscix1.2
836                 ;;
837         arm*-semi)
838                 os=-aout
839                 ;;
840         pdp11-*)
841                 os=-none
842                 ;;
843         *-dec | vax-*)
844                 os=-ultrix4.2
845                 ;;
846         m68*-apollo)
847                 os=-domain
848                 ;;
849         i386-sun)
850                 os=-sunos4.0.2
851                 ;;
852         m68000-sun)
853                 os=-sunos3
854                 # This also exists in the configure program, but was not the
855                 # default.
856                 # os=-sunos4
857                 ;;
858         *-tti)  # must be before sparc entry or we get the wrong os.
859                 os=-sysv3
860                 ;;
861         sparc-* | *-sun)
862                 os=-sunos4.1.1
863                 ;;
864         *-be)
865                 os=-beos
866                 ;;
867         *-ibm)
868                 os=-aix
869                 ;;
870         *-hp)
871                 os=-hpux
872                 ;;
873         *-hitachi)
874                 os=-hiux
875                 ;;
876         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
877                 os=-sysv
878                 ;;
879         *-cbm)
880                 os=-amigaos
881                 ;;
882         *-dg)
883                 os=-dgux
884                 ;;
885         *-dolphin)
886                 os=-sysv3
887                 ;;
888         m68k-ccur)
889                 os=-rtu
890                 ;;
891         m88k-omron*)
892                 os=-luna
893                 ;;
894         *-next )
895                 os=-nextstep
896                 ;;
897         *-sequent)
898                 os=-ptx
899                 ;;
900         *-crds)
901                 os=-unos
902                 ;;
903         *-ns)
904                 os=-genix
905                 ;;
906         i370-*)
907                 os=-mvs
908                 ;;
909         *-next)
910                 os=-nextstep3
911                 ;;
912         *-gould)
913                 os=-sysv
914                 ;;
915         *-highlevel)
916                 os=-bsd
917                 ;;
918         *-encore)
919                 os=-bsd
920                 ;;
921         *-sgi)
922                 os=-irix
923                 ;;
924         *-siemens)
925                 os=-sysv4
926                 ;;
927         *-masscomp)
928                 os=-rtu
929                 ;;
930         f301-fujitsu)
931                 os=-uxpv
932                 ;;
933         *)
934                 os=-none
935                 ;;
936 esac
937 fi
938
939 # Here we handle the case where we know the os, and the CPU type, but not the
940 # manufacturer.  We pick the logical manufacturer.
941 vendor=unknown
942 case $basic_machine in
943         *-unknown)
944                 case $os in
945                         -riscix*)
946                                 vendor=acorn
947                                 ;;
948                         -sunos*)
949                                 vendor=sun
950                                 ;;
951                         -lynxos*)
952                                 vendor=lynx
953                                 ;;
954                         -aix*)
955                                 vendor=ibm
956                                 ;;
957                         -hpux*)
958                                 vendor=hp
959                                 ;;
960                         -hiux*)
961                                 vendor=hitachi
962                                 ;;
963                         -unos*)
964                                 vendor=crds
965                                 ;;
966                         -dgux*)
967                                 vendor=dg
968                                 ;;
969                         -luna*)
970                                 vendor=omron
971                                 ;;
972                         -genix*)
973                                 vendor=ns
974                                 ;;
975                         -mvs*)
976                                 vendor=ibm
977                                 ;;
978                         -ptx*)
979                                 vendor=sequent
980                                 ;;
981                         -vxsim* | -vxworks*)
982                                 vendor=wrs
983                                 ;;
984                         -aux*)
985                                 vendor=apple
986                                 ;;
987                 esac
988                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
989                 ;;
990 esac
991
992 echo $basic_machine$os