Recognize dot in library names.
[kopensolaris-gnu/glibc.git] / scripts / 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 $basic_machine in
150         # Recognize the basic CPU types without company name.
151         # Some are omitted here because they have special meanings below.
152         tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
153                 | arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
154                 | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 | hppa2.0 \
155                 | alpha | alphaev5 | alphaev56 | alphapca56 | alphaev6 \
156                 | alphapca57 | alphaev7 | we32k | ns16k | clipper \
157                 | i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \
158                 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
159                 | mipstx39 | mipstx39el | armv[34][lb] \
160                 | sparc | sparclet | sparclite | sparc64 | v850)
161                 basic_machine=$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-* | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* \
180               | alpha-* | alphaev5-* | alphaev56-* | alphapca56-* \
181               | alphaev6-* | alphapca57-* | alphaev7-* | we32k-* | cydra-* \
182               | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \
183               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
184               | sparc64-* | mips64-* | mipsel-* | armv[34][lb]-* \
185               | mips64el-* | mips64orion-* | mips64orionel-*  \
186               | mipstx39-* | mipstx39el-* \
187               | f301-* | armv*-*)
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 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
355         i[34567]86v32)
356                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
357                 os=-sysv32
358                 ;;
359         i[34567]86v4*)
360                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
361                 os=-sysv4
362                 ;;
363         i[34567]86v)
364                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
365                 os=-sysv
366                 ;;
367         i[34567]86sol2)
368                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
369                 os=-solaris2
370                 ;;
371         iris | iris4d)
372                 basic_machine=mips-sgi
373                 case $os in
374                     -irix*)
375                         ;;
376                     *)
377                         os=-irix4
378                         ;;
379                 esac
380                 ;;
381         isi68 | isi)
382                 basic_machine=m68k-isi
383                 os=-sysv
384                 ;;
385         m88k-omron*)
386                 basic_machine=m88k-omron
387                 ;;
388         magnum | m3230)
389                 basic_machine=mips-mips
390                 os=-sysv
391                 ;;
392         merlin)
393                 basic_machine=ns32k-utek
394                 os=-sysv
395                 ;;
396         miniframe)
397                 basic_machine=m68000-convergent
398                 ;;
399         mipsel*-linux*)
400                 basic_machine=mipsel-unknown
401                 os=-linux-gnu
402                 ;;
403         mips*-linux*)
404                 basic_machine=mips-unknown
405                 os=-linux-gnu
406                 ;;
407         mips3*-*)
408                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
409                 ;;
410         mips3*)
411                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
412                 ;;
413         ncr3000)
414                 basic_machine=i486-ncr
415                 os=-sysv4
416                 ;;
417         netwinder)
418                 basic_machine=armv4l-corel
419                 os=-linux
420                 ;;
421         news | news700 | news800 | news900)
422                 basic_machine=m68k-sony
423                 os=-newsos
424                 ;;
425         news1000)
426                 basic_machine=m68030-sony
427                 os=-newsos
428                 ;;
429         news-3600 | risc-news)
430                 basic_machine=mips-sony
431                 os=-newsos
432                 ;;
433         next | m*-next )
434                 basic_machine=m68k-next
435                 case $os in
436                     -nextstep* )
437                         ;;
438                     -ns2*)
439                       os=-nextstep2
440                         ;;
441                     *)
442                       os=-nextstep3
443                         ;;
444                 esac
445                 ;;
446         nh3000)
447                 basic_machine=m68k-harris
448                 os=-cxux
449                 ;;
450         nh[45]000)
451                 basic_machine=m88k-harris
452                 os=-cxux
453                 ;;
454         nindy960)
455                 basic_machine=i960-intel
456                 os=-nindy
457                 ;;
458         np1)
459                 basic_machine=np1-gould
460                 ;;
461         pa-hitachi)
462                 basic_machine=hppa1.1-hitachi
463                 os=-hiuxwe2
464                 ;;
465         paragon)
466                 basic_machine=i860-intel
467                 os=-osf
468                 ;;
469         pbd)
470                 basic_machine=sparc-tti
471                 ;;
472         pbb)
473                 basic_machine=m68k-tti
474                 ;;
475         pc532 | pc532-*)
476                 basic_machine=ns32k-pc532
477                 ;;
478         pentium | p5 | k5 | nexen)
479                 basic_machine=i586-pc
480                 ;;
481         pentiumpro | p6 | k6 | 6x86)
482                 basic_machine=i686-pc
483                 ;;
484         pentiumii | pentium2)
485                 basic_machine=i786-pc
486                 ;;
487         pentium-* | p5-* | k5-* | nexen-*)
488                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
489                 ;;
490         pentiumpro-* | p6-* | k6-* | 6x86-*)
491                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
492                 ;;
493         pentiumii-* | pentium2-*)
494                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
495                 ;;
496         pn)
497                 basic_machine=pn-gould
498                 ;;
499         power)  basic_machine=rs6000-ibm
500                 ;;
501         ppc)    basic_machine=powerpc-unknown
502                 ;;
503         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
504                 ;;
505         ppcle | powerpclittle | ppc-le | powerpc-little)
506                 basic_machine=powerpcle-unknown
507                 ;;
508         ppcle-* | powerpclittle-*)
509                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
510                 ;;
511         ps2)
512                 basic_machine=i386-ibm
513                 ;;
514         rm[46]00)
515                 basic_machine=mips-siemens
516                 ;;
517         rtpc | rtpc-*)
518                 basic_machine=romp-ibm
519                 ;;
520         sequent)
521                 basic_machine=i386-sequent
522                 ;;
523         sh)
524                 basic_machine=sh-hitachi
525                 os=-hms
526                 ;;
527         sps7)
528                 basic_machine=m68k-bull
529                 os=-sysv2
530                 ;;
531         spur)
532                 basic_machine=spur-unknown
533                 ;;
534         sun2)
535                 basic_machine=m68000-sun
536                 ;;
537         sun2os3)
538                 basic_machine=m68000-sun
539                 os=-sunos3
540                 ;;
541         sun2os4)
542                 basic_machine=m68000-sun
543                 os=-sunos4
544                 ;;
545         sun3os3)
546                 basic_machine=m68k-sun
547                 os=-sunos3
548                 ;;
549         sun3os4)
550                 basic_machine=m68k-sun
551                 os=-sunos4
552                 ;;
553         sun4os3)
554                 basic_machine=sparc-sun
555                 os=-sunos3
556                 ;;
557         sun4os4)
558                 basic_machine=sparc-sun
559                 os=-sunos4
560                 ;;
561         sun4sol2)
562                 basic_machine=sparc-sun
563                 os=-solaris2
564                 ;;
565         sun3 | sun3-*)
566                 basic_machine=m68k-sun
567                 ;;
568         sun4)
569                 basic_machine=sparc-sun
570                 ;;
571         sun386 | sun386i | roadrunner)
572                 basic_machine=i386-sun
573                 ;;
574         symmetry)
575                 basic_machine=i386-sequent
576                 os=-dynix
577                 ;;
578         tx39)
579                 basic_machine=mipstx39-unknown
580                 ;;
581         tx39el)
582                 basic_machine=mipstx39el-unknown
583                 ;;
584         tower | tower-32)
585                 basic_machine=m68k-ncr
586                 ;;
587         udi29k)
588                 basic_machine=a29k-amd
589                 os=-udi
590                 ;;
591         ultra3)
592                 basic_machine=a29k-nyu
593                 os=-sym1
594                 ;;
595         vaxv)
596                 basic_machine=vax-dec
597                 os=-sysv
598                 ;;
599         vms)
600                 basic_machine=vax-dec
601                 os=-vms
602                 ;;
603         vpp*|vx|vx-*)
604                basic_machine=f301-fujitsu
605                ;;
606         vxworks960)
607                 basic_machine=i960-wrs
608                 os=-vxworks
609                 ;;
610         vxworks68)
611                 basic_machine=m68k-wrs
612                 os=-vxworks
613                 ;;
614         vxworks29k)
615                 basic_machine=a29k-wrs
616                 os=-vxworks
617                 ;;
618         xmp)
619                 basic_machine=xmp-cray
620                 os=-unicos
621                 ;;
622         xps | xps100)
623                 basic_machine=xps100-honeywell
624                 ;;
625         none)
626                 basic_machine=none-none
627                 os=-none
628                 ;;
629
630 # Here we handle the default manufacturer of certain CPU types.  It is in
631 # some cases the only manufacturer, in others, it is the most popular.
632         mips)
633                 if [ x$os = x-linux-gnu ]; then
634                         basic_machine=mips-unknown
635                 else
636                         basic_machine=mips-mips
637                 fi
638                 ;;
639         romp)
640                 basic_machine=romp-ibm
641                 ;;
642         rs6000)
643                 basic_machine=rs6000-ibm
644                 ;;
645         vax)
646                 basic_machine=vax-dec
647                 ;;
648         pdp11)
649                 basic_machine=pdp11-dec
650                 ;;
651         we32k)
652                 basic_machine=we32k-att
653                 ;;
654         sparc)
655                 basic_machine=sparc-sun
656                 ;;
657         cydra)
658                 basic_machine=cydra-cydrome
659                 ;;
660         orion)
661                 basic_machine=orion-highlevel
662                 ;;
663         orion105)
664                 basic_machine=clipper-highlevel
665                 ;;
666         *)
667                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
668                 exit 1
669                 ;;
670 esac
671
672 # Here we canonicalize certain aliases for manufacturers.
673 case $basic_machine in
674         *-digital*)
675                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
676                 ;;
677         *-commodore*)
678                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
679                 ;;
680         *)
681                 ;;
682 esac
683
684 # Decode manufacturer-specific aliases for certain operating systems.
685
686 if [ x"$os" != x"" ]
687 then
688 case $os in
689         # First match some system type aliases
690         # that might get confused with valid system types.
691         # -solaris* is a basic system type, with this one exception.
692         -solaris1 | -solaris1.*)
693                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
694                 ;;
695         -solaris)
696                 os=-solaris2
697                 ;;
698         -svr4*)
699                 os=-sysv4
700                 ;;
701         -unixware*)
702                 os=-sysv4.2uw
703                 ;;
704         -gnu/linux*)
705                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
706                 ;;
707         # First accept the basic system types.
708         # The portable systems comes first.
709         # Each alternative MUST END IN A *, to match a version number.
710         # -sysv* is not here because it comes later, after sysvr4.
711         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
712               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
713               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
714               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
715               | -aos* \
716               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
717               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
718               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
719               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
720               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
721               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
722               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
723               | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -rhapsody* \
724               | -openstep*)
725         # Remember, each alternative MUST END IN *, to match a version number.
726                 ;;
727         -linux*)
728                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
729                 ;;
730         -sunos5*)
731                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
732                 ;;
733         -sunos6*)
734                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
735                 ;;
736         -osfrose*)
737                 os=-osfrose
738                 ;;
739         -osf*)
740                 os=-osf
741                 ;;
742         -utek*)
743                 os=-bsd
744                 ;;
745         -dynix*)
746                 os=-bsd
747                 ;;
748         -acis*)
749                 os=-aos
750                 ;;
751         -ctix* | -uts*)
752                 os=-sysv
753                 ;;
754         -ns2 )
755                 os=-nextstep2
756                 ;;
757         # Preserve the version number of sinix5.
758         -sinix5.*)
759                 os=`echo $os | sed -e 's|sinix|sysv|'`
760                 ;;
761         -sinix*)
762                 os=-sysv4
763                 ;;
764         -triton*)
765                 os=-sysv3
766                 ;;
767         -oss*)
768                 os=-sysv3
769                 ;;
770         -svr4)
771                 os=-sysv4
772                 ;;
773         -svr3)
774                 os=-sysv3
775                 ;;
776         -sysvr4)
777                 os=-sysv4
778                 ;;
779         # This must come after -sysvr4.
780         -sysv*)
781                 ;;
782         -xenix)
783                 os=-xenix
784                 ;;
785         -none)
786                 ;;
787         *)
788                 # Get rid of the `-' at the beginning of $os.
789                 os=`echo $os | sed 's/[^-]*-//'`
790                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
791                 exit 1
792                 ;;
793 esac
794 else
795
796 # Here we handle the default operating systems that come with various machines.
797 # The value should be what the vendor currently ships out the door with their
798 # machine or put another way, the most popular os provided with the machine.
799
800 # Note that if you're going to try to match "-MANUFACTURER" here (say,
801 # "-sun"), then you have to tell the case statement up towards the top
802 # that MANUFACTURER isn't an operating system.  Otherwise, code above
803 # will signal an error saying that MANUFACTURER isn't an operating
804 # system, and we'll never get to this point.
805
806 case $basic_machine in
807         *-acorn)
808                 os=-riscix1.2
809                 ;;
810         arm*-corel)
811                 os=-linux
812                 ;;
813         arm*-semi)
814                 os=-aout
815                 ;;
816         pdp11-*)
817                 os=-none
818                 ;;
819         *-dec | vax-*)
820                 os=-ultrix4.2
821                 ;;
822         m68*-apollo)
823                 os=-domain
824                 ;;
825         i386-sun)
826                 os=-sunos4.0.2
827                 ;;
828         m68000-sun)
829                 os=-sunos3
830                 # This also exists in the configure program, but was not the
831                 # default.
832                 # os=-sunos4
833                 ;;
834         *-tti)  # must be before sparc entry or we get the wrong os.
835                 os=-sysv3
836                 ;;
837         sparc-* | *-sun)
838                 os=-sunos4.1.1
839                 ;;
840         *-be)
841                 os=-beos
842                 ;;
843         *-ibm)
844                 os=-aix
845                 ;;
846         *-hp)
847                 os=-hpux
848                 ;;
849         *-hitachi)
850                 os=-hiux
851                 ;;
852         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
853                 os=-sysv
854                 ;;
855         *-cbm)
856                 os=-amigaos
857                 ;;
858         *-dg)
859                 os=-dgux
860                 ;;
861         *-dolphin)
862                 os=-sysv3
863                 ;;
864         m68k-ccur)
865                 os=-rtu
866                 ;;
867         m88k-omron*)
868                 os=-luna
869                 ;;
870         *-next )
871                 os=-nextstep
872                 ;;
873         *-sequent)
874                 os=-ptx
875                 ;;
876         *-crds)
877                 os=-unos
878                 ;;
879         *-ns)
880                 os=-genix
881                 ;;
882         i370-*)
883                 os=-mvs
884                 ;;
885         *-next)
886                 os=-nextstep3
887                 ;;
888         *-gould)
889                 os=-sysv
890                 ;;
891         *-highlevel)
892                 os=-bsd
893                 ;;
894         *-encore)
895                 os=-bsd
896                 ;;
897         *-sgi)
898                 os=-irix
899                 ;;
900         *-siemens)
901                 os=-sysv4
902                 ;;
903         *-masscomp)
904                 os=-rtu
905                 ;;
906         f301-fujitsu)
907                 os=-uxpv
908                 ;;
909         *)
910                 os=-none
911                 ;;
912 esac
913 fi
914
915 # Here we handle the case where we know the os, and the CPU type, but not the
916 # manufacturer.  We pick the logical manufacturer.
917 vendor=unknown
918 case $basic_machine in
919         *-unknown)
920                 case $os in
921                         -riscix*)
922                                 vendor=acorn
923                                 ;;
924                         -sunos*)
925                                 vendor=sun
926                                 ;;
927                         -aix*)
928                                 vendor=ibm
929                                 ;;
930                         -hpux*)
931                                 vendor=hp
932                                 ;;
933                         -hiux*)
934                                 vendor=hitachi
935                                 ;;
936                         -unos*)
937                                 vendor=crds
938                                 ;;
939                         -dgux*)
940                                 vendor=dg
941                                 ;;
942                         -luna*)
943                                 vendor=omron
944                                 ;;
945                         -genix*)
946                                 vendor=ns
947                                 ;;
948                         -mvs*)
949                                 vendor=ibm
950                                 ;;
951                         -ptx*)
952                                 vendor=sequent
953                                 ;;
954                         -vxsim* | -vxworks*)
955                                 vendor=wrs
956                                 ;;
957                         -aux*)
958                                 vendor=apple
959                                 ;;
960                 esac
961                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
962                 ;;
963 esac
964
965 echo $basic_machine$os