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* config.sub: Add support for avr target.
[pf3gnuchains/gcc-fork.git] / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script, version 1.1.
3 #   Copyright (C) 1991, 92-97, 1998, 1999, 2000 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         -sim | -cisco | -oki | -wec | -winbond)
102                 os=
103                 basic_machine=$1
104                 ;;
105         -scout)
106                 ;;
107         -wrs)
108                 os=-vxworks
109                 basic_machine=$1
110                 ;;
111         -hiux*)
112                 os=-hiuxwe2
113                 ;;
114         -sco5)
115                 os=-sco3.2v5
116                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
117                 ;;
118         -sco4)
119                 os=-sco3.2v4
120                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
121                 ;;
122         -sco3.2.[4-9]*)
123                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
124                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
125                 ;;
126         -sco3.2v[4-9]*)
127                 # Don't forget version if it is 3.2v4 or newer.
128                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
129                 ;;
130         -sco*)
131                 os=-sco3.2v2
132                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
133                 ;;
134         -udk*)
135                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
136                 ;;
137         -isc)
138                 os=-isc2.2
139                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
140                 ;;
141         -clix*)
142                 basic_machine=clipper-intergraph
143                 ;;
144         -isc*)
145                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
146                 ;;
147         -lynx*)
148                 os=-lynxos
149                 ;;
150         -ptx*)
151                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
152                 ;;
153         -windowsnt*)
154                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
155                 ;;
156         -psos*)
157                 os=-psos
158                 ;;
159         -mint | -mint[0-9]*)
160                 basic_machine=m68k-atari
161                 os=-mint
162                 ;;
163 esac
164
165 # Decode aliases for certain CPU-COMPANY combinations.
166 case $basic_machine in
167         # Recognize the basic CPU types without company name.
168         # Some are omitted here because they have special meanings below.
169         tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
170                 | arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
171                 | 580 | i960 | h8300 \
172                 | hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w | hppa2.0n \
173                 | alpha | alphaev[4-8] | alphaev56 | alphapca5[67] \
174                 | alphaev6[78] \
175                 | we32k | ns16k | clipper | i370 | sh | powerpc | powerpcle \
176                 | 1750a | dsp16xx | pdp11 | mips16 | mips64 | mipsel | mips64el \
177                 | mips64orion | mips64orionel | mipstx39 | mipstx39el \
178                 | mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \
179                 | mips64vr5000 | miprs64vr5000el | mcore \
180                 | sparc | sparclet | sparclite | sparc64 | sparcv9 | v850 | c4x \
181                 | thumb | d10v | fr30 | avr)
182                 basic_machine=$basic_machine-unknown
183                 ;;
184         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | h8500 | w65 | pj | pjl)
185                 ;;
186
187         # We use `pc' rather than `unknown'
188         # because (1) that's what they normally are, and
189         # (2) the word "unknown" tends to confuse beginning users.
190         i[34567]86)
191           basic_machine=$basic_machine-pc
192           ;;
193         # Object if more than one company name word.
194         *-*-*)
195                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
196                 exit 1
197                 ;;
198         # Recognize the basic CPU types with company name.
199         # FIXME: clean up the formatting here.
200         vax-* | tahoe-* | i[34567]86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \
201               | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
202               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
203               | power-* | none-* | 580-* | cray2-* | h8300-* | h8500-* | i960-* \
204               | xmp-* | ymp-* \
205               | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* | hppa2.0n-* \
206               | alpha-* | alphaev[4-8]-* | alphaev56-* | alphapca5[67]-* \
207               | alphaev6[78]-* \
208               | we32k-* | cydra-* | ns16k-* | pn-* | np1-* | xps100-* \
209               | clipper-* | orion-* \
210               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
211               | sparc64-* | sparcv9-* | sparc86x-* | mips16-* | mips64-* | mipsel-* \
212               | mips64el-* | mips64orion-* | mips64orionel-* \
213               | mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \
214               | mipstx39-* | mipstx39el-* | mcore-* \
215               | f301-* | armv*-* | t3e-* \
216               | m88110-* | m680[01234]0-* | m683?2-* | m68360-* | z8k-* | d10v-* \
217               | thumb-* | v850-* | d30v-* | tic30-* | c30-* | fr30-* )
218                 ;;
219         # Recognize the various machine names and aliases which stand
220         # for a CPU type and a company and sometimes even an OS.
221         386bsd)
222                 basic_machine=i386-unknown
223                 os=-bsd
224                 ;;
225         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
226                 basic_machine=m68000-att
227                 ;;
228         3b*)
229                 basic_machine=we32k-att
230                 ;;
231         a29khif)
232                 basic_machine=a29k-amd
233                 os=-udi
234                 ;;
235         adobe68k)
236                 basic_machine=m68010-adobe
237                 os=-scout
238                 ;;
239         alliant | fx80)
240                 basic_machine=fx80-alliant
241                 ;;
242         altos | altos3068)
243                 basic_machine=m68k-altos
244                 ;;
245         am29k)
246                 basic_machine=a29k-none
247                 os=-bsd
248                 ;;
249         amdahl)
250                 basic_machine=580-amdahl
251                 os=-sysv
252                 ;;
253         amiga | amiga-*)
254                 basic_machine=m68k-cbm
255                 ;;
256         amigaos | amigados)
257                 basic_machine=m68k-cbm
258                 os=-amigaos
259                 ;;
260         amigaunix | amix)
261                 basic_machine=m68k-cbm
262                 os=-sysv4
263                 ;;
264         apollo68)
265                 basic_machine=m68k-apollo
266                 os=-sysv
267                 ;;
268         apollo68bsd)
269                 basic_machine=m68k-apollo
270                 os=-bsd
271                 ;;
272         aux)
273                 basic_machine=m68k-apple
274                 os=-aux
275                 ;;
276         balance)
277                 basic_machine=ns32k-sequent
278                 os=-dynix
279                 ;;
280         convex-c1)
281                 basic_machine=c1-convex
282                 os=-bsd
283                 ;;
284         convex-c2)
285                 basic_machine=c2-convex
286                 os=-bsd
287                 ;;
288         convex-c32)
289                 basic_machine=c32-convex
290                 os=-bsd
291                 ;;
292         convex-c34)
293                 basic_machine=c34-convex
294                 os=-bsd
295                 ;;
296         convex-c38)
297                 basic_machine=c38-convex
298                 os=-bsd
299                 ;;
300         cray | ymp)
301                 basic_machine=ymp-cray
302                 os=-unicos
303                 ;;
304         cray2)
305                 basic_machine=cray2-cray
306                 os=-unicos
307                 ;;
308         [ctj]90-cray)
309                 basic_machine=c90-cray
310                 os=-unicos
311                 ;;
312         crds | unos)
313                 basic_machine=m68k-crds
314                 ;;
315         da30 | da30-*)
316                 basic_machine=m68k-da30
317                 ;;
318         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
319                 basic_machine=mips-dec
320                 ;;
321         delta | 3300 | motorola-3300 | motorola-delta \
322               | 3300-motorola | delta-motorola)
323                 basic_machine=m68k-motorola
324                 ;;
325         delta88)
326                 basic_machine=m88k-motorola
327                 os=-sysv3
328                 ;;
329         dpx20 | dpx20-*)
330                 basic_machine=rs6000-bull
331                 os=-bosx
332                 ;;
333         dpx2* | dpx2*-bull)
334                 basic_machine=m68k-bull
335                 os=-sysv3
336                 ;;
337         ebmon29k)
338                 basic_machine=a29k-amd
339                 os=-ebmon
340                 ;;
341         elxsi)
342                 basic_machine=elxsi-elxsi
343                 os=-bsd
344                 ;;
345         encore | umax | mmax)
346                 basic_machine=ns32k-encore
347                 ;;
348         es1800 | OSE68k | ose68k | ose | OSE)
349                 basic_machine=m68k-ericsson
350                 os=-ose
351                 ;;
352         fx2800)
353                 basic_machine=i860-alliant
354                 ;;
355         genix)
356                 basic_machine=ns32k-ns
357                 ;;
358         gmicro)
359                 basic_machine=tron-gmicro
360                 os=-sysv
361                 ;;
362         h3050r* | hiux*)
363                 basic_machine=hppa1.1-hitachi
364                 os=-hiuxwe2
365                 ;;
366         h8300hms)
367                 basic_machine=h8300-hitachi
368                 os=-hms
369                 ;;
370         h8300xray)
371                 basic_machine=h8300-hitachi
372                 os=-xray
373                 ;;
374         h8500hms)
375                 basic_machine=h8500-hitachi
376                 os=-hms
377                 ;;
378         harris)
379                 basic_machine=m88k-harris
380                 os=-sysv3
381                 ;;
382         hp300-*)
383                 basic_machine=m68k-hp
384                 ;;
385         hp300bsd)
386                 basic_machine=m68k-hp
387                 os=-bsd
388                 ;;
389         hp300hpux)
390                 basic_machine=m68k-hp
391                 os=-hpux
392                 ;;
393         hp3k9[0-9][0-9] | hp9[0-9][0-9])
394                 basic_machine=hppa1.0-hp
395                 ;;
396         hp9k2[0-9][0-9] | hp9k31[0-9])
397                 basic_machine=m68000-hp
398                 ;;
399         hp9k3[2-9][0-9])
400                 basic_machine=m68k-hp
401                 ;;
402         hp9k6[0-9][0-9] | hp6[0-9][0-9])
403                 basic_machine=hppa1.0-hp
404                 ;;
405         hp9k7[0-79][0-9] | hp7[0-79][0-9])
406                 basic_machine=hppa1.1-hp
407                 ;;
408         hp9k78[0-9] | hp78[0-9])
409                 # FIXME: really hppa2.0-hp
410                 basic_machine=hppa1.1-hp
411                 ;;
412         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
413                 # FIXME: really hppa2.0-hp
414                 basic_machine=hppa1.1-hp
415                 ;;
416         hp9k8[0-9][13679] | hp8[0-9][13679])
417                 basic_machine=hppa1.1-hp
418                 ;;
419         hp9k8[0-9][0-9] | hp8[0-9][0-9])
420                 basic_machine=hppa1.0-hp
421                 ;;
422         hppa-next)
423                 os=-nextstep3
424                 ;;
425         hppaosf)
426                 basic_machine=hppa1.1-hp
427                 os=-osf
428                 ;;
429         hppro)
430                 basic_machine=hppa1.1-hp
431                 os=-proelf
432                 ;;
433         i370-ibm* | ibm*)
434                 basic_machine=i370-ibm
435                 ;;
436 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
437         i[34567]86v32)
438                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
439                 os=-sysv32
440                 ;;
441         i[34567]86v4*)
442                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
443                 os=-sysv4
444                 ;;
445         i[34567]86v)
446                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
447                 os=-sysv
448                 ;;
449         i[34567]86sol2)
450                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
451                 os=-solaris2
452                 ;;
453         i386mach)
454                 basic_machine=i386-mach
455                 os=-mach
456                 ;;
457         i386-vsta | vsta)
458                 basic_machine=i386-unknown
459                 os=-vsta
460                 ;;
461         i386-go32 | go32)
462                 basic_machine=i386-unknown
463                 os=-go32
464                 ;;
465         i386-mingw32 | mingw32)
466                 basic_machine=i386-unknown
467                 os=-mingw32
468                 ;;
469         i386-qnx | qnx)
470                 basic_machine=i386-qnx
471                 ;;
472         iris | iris4d)
473                 basic_machine=mips-sgi
474                 case $os in
475                     -irix*)
476                         ;;
477                     *)
478                         os=-irix4
479                         ;;
480                 esac
481                 ;;
482         isi68 | isi)
483                 basic_machine=m68k-isi
484                 os=-sysv
485                 ;;
486         m88k-omron*)
487                 basic_machine=m88k-omron
488                 ;;
489         magnum | m3230)
490                 basic_machine=mips-mips
491                 os=-sysv
492                 ;;
493         merlin)
494                 basic_machine=ns32k-utek
495                 os=-sysv
496                 ;;
497         miniframe)
498                 basic_machine=m68000-convergent
499                 ;;
500         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
501                 basic_machine=m68k-atari
502                 os=-mint
503                 ;;
504         mipsel*-linux*)
505                 basic_machine=mipsel-unknown
506                 os=-linux-gnu
507                 ;;
508         mips*-linux*)
509                 basic_machine=mips-unknown
510                 os=-linux-gnu
511                 ;;
512         mips3*-*)
513                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
514                 ;;
515         mips3*)
516                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
517                 ;;
518         mmix*)
519                 basic_machine=mmix-knuth
520                 os=-mmixware
521                 ;;
522         monitor)
523                 basic_machine=m68k-rom68k
524                 os=-coff
525                 ;;
526         msdos)
527                 basic_machine=i386-unknown
528                 os=-msdos
529                 ;;
530         mvs)
531                 basic_machine=i370-ibm
532                 os=-mvs
533                 ;;
534         ncr3000)
535                 basic_machine=i486-ncr
536                 os=-sysv4
537                 ;;
538         netbsd386)
539                 basic_machine=i386-unknown
540                 os=-netbsd
541                 ;;
542         netwinder)
543                 basic_machine=armv4l-rebel
544                 os=-linux
545                 ;;
546         news | news700 | news800 | news900)
547                 basic_machine=m68k-sony
548                 os=-newsos
549                 ;;
550         news1000)
551                 basic_machine=m68030-sony
552                 os=-newsos
553                 ;;
554         news-3600 | risc-news)
555                 basic_machine=mips-sony
556                 os=-newsos
557                 ;;
558         necv70)
559                 basic_machine=v70-nec
560                 os=-sysv
561                 ;;
562         next | m*-next )
563                 basic_machine=m68k-next
564                 case $os in
565                     -nextstep* )
566                         ;;
567                     -ns2*)
568                       os=-nextstep2
569                         ;;
570                     *)
571                       os=-nextstep3
572                         ;;
573                 esac
574                 ;;
575         nh3000)
576                 basic_machine=m68k-harris
577                 os=-cxux
578                 ;;
579         nh[45]000)
580                 basic_machine=m88k-harris
581                 os=-cxux
582                 ;;
583         nindy960)
584                 basic_machine=i960-intel
585                 os=-nindy
586                 ;;
587         mon960)
588                 basic_machine=i960-intel
589                 os=-mon960
590                 ;;
591         np1)
592                 basic_machine=np1-gould
593                 ;;
594         op50n-* | op60c-*)
595                 basic_machine=hppa1.1-oki
596                 os=-proelf
597                 ;;
598         OSE68000 | ose68000)
599                 basic_machine=m68000-ericsson
600                 os=-ose
601                 ;;
602         os68k)
603                 basic_machine=m68k-none
604                 os=-os68k
605                 ;;
606         pa-hitachi)
607                 basic_machine=hppa1.1-hitachi
608                 os=-hiuxwe2
609                 ;;
610         paragon)
611                 basic_machine=i860-intel
612                 os=-osf
613                 ;;
614         pbd)
615                 basic_machine=sparc-tti
616                 ;;
617         pbb)
618                 basic_machine=m68k-tti
619                 ;;
620         pc532 | pc532-*)
621                 basic_machine=ns32k-pc532
622                 ;;
623         pentium | p5 | k5 | k6 | nexen)
624                 basic_machine=i586-pc
625                 ;;
626         pentiumpro | p6 | 6x86)
627                 basic_machine=i686-pc
628                 ;;
629         pentiumii | pentium2)
630                 basic_machine=i786-pc
631                 ;;
632         pentium-* | p5-* | k5-* | k6-* | nexen-*)
633                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
634                 ;;
635         pentiumpro-* | p6-* | 6x86-*)
636                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
637                 ;;
638         pentiumii-* | pentium2-*)
639                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
640                 ;;
641         pn)
642                 basic_machine=pn-gould
643                 ;;
644         power)  basic_machine=rs6000-ibm
645                 ;;
646         ppc)    basic_machine=powerpc-unknown
647                 ;;
648         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
649                 ;;
650         ppcle | powerpclittle | ppc-le | powerpc-little)
651                 basic_machine=powerpcle-unknown
652                 ;;
653         ppcle-* | powerpclittle-*)
654                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
655                 ;;
656         ps2)
657                 basic_machine=i386-ibm
658                 ;;
659         rom68k)
660                 basic_machine=m68k-rom68k
661                 os=-coff
662                 ;;
663         rm[46]00)
664                 basic_machine=mips-siemens
665                 ;;
666         rtpc | rtpc-*)
667                 basic_machine=romp-ibm
668                 ;;
669         sa29200)
670                 basic_machine=a29k-amd
671                 os=-udi
672                 ;;
673         sequent)
674                 basic_machine=i386-sequent
675                 ;;
676         sh)
677                 basic_machine=sh-hitachi
678                 os=-hms
679                 ;;
680         sparclite-wrs)
681                 basic_machine=sparclite-wrs
682                 os=-vxworks
683                 ;;
684         sps7)
685                 basic_machine=m68k-bull
686                 os=-sysv2
687                 ;;
688         spur)
689                 basic_machine=spur-unknown
690                 ;;
691         st2000)
692                 basic_machine=m68k-tandem
693                 ;;
694         stratus)
695                 basic_machine=i860-stratus
696                 os=-sysv4
697                 ;;
698         sun2)
699                 basic_machine=m68000-sun
700                 ;;
701         sun2os3)
702                 basic_machine=m68000-sun
703                 os=-sunos3
704                 ;;
705         sun2os4)
706                 basic_machine=m68000-sun
707                 os=-sunos4
708                 ;;
709         sun3os3)
710                 basic_machine=m68k-sun
711                 os=-sunos3
712                 ;;
713         sun3os4)
714                 basic_machine=m68k-sun
715                 os=-sunos4
716                 ;;
717         sun4os3)
718                 basic_machine=sparc-sun
719                 os=-sunos3
720                 ;;
721         sun4os4)
722                 basic_machine=sparc-sun
723                 os=-sunos4
724                 ;;
725         sun4sol2)
726                 basic_machine=sparc-sun
727                 os=-solaris2
728                 ;;
729         sun3 | sun3-*)
730                 basic_machine=m68k-sun
731                 ;;
732         sun4)
733                 basic_machine=sparc-sun
734                 ;;
735         sun386 | sun386i | roadrunner)
736                 basic_machine=i386-sun
737                 ;;
738         symmetry)
739                 basic_machine=i386-sequent
740                 os=-dynix
741                 ;;
742         t3e)
743                 basic_machine=t3e-cray
744                 os=-unicos
745                 ;;
746         tx39)
747                 basic_machine=mipstx39-unknown
748                 ;;
749         tx39el)
750                 basic_machine=mipstx39el-unknown
751                 ;;
752         tower | tower-32)
753                 basic_machine=m68k-ncr
754                 ;;
755         udi29k)
756                 basic_machine=a29k-amd
757                 os=-udi
758                 ;;
759         ultra3)
760                 basic_machine=a29k-nyu
761                 os=-sym1
762                 ;;
763         v810 | necv810)
764                 basic_machine=v810-nec
765                 os=-none
766                 ;;
767         vaxv)
768                 basic_machine=vax-dec
769                 os=-sysv
770                 ;;
771         vms)
772                 basic_machine=vax-dec
773                 os=-vms
774                 ;;
775         vpp*|vx|vx-*)
776                basic_machine=f301-fujitsu
777                ;;
778         vxworks960)
779                 basic_machine=i960-wrs
780                 os=-vxworks
781                 ;;
782         vxworks68)
783                 basic_machine=m68k-wrs
784                 os=-vxworks
785                 ;;
786         vxworks29k)
787                 basic_machine=a29k-wrs
788                 os=-vxworks
789                 ;;
790         w65*)
791                 basic_machine=w65-wdc
792                 os=-none
793                 ;;
794         w89k-*)
795                 basic_machine=hppa1.1-winbond
796                 os=-proelf
797                 ;;
798         xmp)
799                 basic_machine=xmp-cray
800                 os=-unicos
801                 ;;
802         xps | xps100)
803                 basic_machine=xps100-honeywell
804                 ;;
805         z8k-*-coff)
806                 basic_machine=z8k-unknown
807                 os=-sim
808                 ;;
809         none)
810                 basic_machine=none-none
811                 os=-none
812                 ;;
813
814 # Here we handle the default manufacturer of certain CPU types.  It is in
815 # some cases the only manufacturer, in others, it is the most popular.
816         w89k)
817                 basic_machine=hppa1.1-winbond
818                 ;;
819         op50n)
820                 basic_machine=hppa1.1-oki
821                 ;;
822         op60c)
823                 basic_machine=hppa1.1-oki
824                 ;;
825         mips)
826                 if [ x$os = x-linux-gnu ]; then
827                         basic_machine=mips-unknown
828                 else
829                         basic_machine=mips-mips
830                 fi
831                 ;;
832         romp)
833                 basic_machine=romp-ibm
834                 ;;
835         rs6000)
836                 basic_machine=rs6000-ibm
837                 ;;
838         vax)
839                 basic_machine=vax-dec
840                 ;;
841         pdp11)
842                 basic_machine=pdp11-dec
843                 ;;
844         we32k)
845                 basic_machine=we32k-att
846                 ;;
847         sparc | sparcv9)
848                 basic_machine=sparc-sun
849                 ;;
850         cydra)
851                 basic_machine=cydra-cydrome
852                 ;;
853         orion)
854                 basic_machine=orion-highlevel
855                 ;;
856         orion105)
857                 basic_machine=clipper-highlevel
858                 ;;
859         mac | mpw | mac-mpw)
860                 basic_machine=m68k-apple
861                 ;;
862         pmac | pmac-mpw)
863                 basic_machine=powerpc-apple
864                 ;;
865         c4x*)
866                 basic_machine=c4x-none
867                 os=-coff
868                 ;;
869         *)
870                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
871                 exit 1
872                 ;;
873 esac
874
875 # Here we canonicalize certain aliases for manufacturers.
876 case $basic_machine in
877         *-digital*)
878                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
879                 ;;
880         *-commodore*)
881                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
882                 ;;
883         *)
884                 ;;
885 esac
886
887 # Decode manufacturer-specific aliases for certain operating systems.
888
889 if [ x"$os" != x"" ]
890 then
891 case $os in
892         # First match some system type aliases
893         # that might get confused with valid system types.
894         # -solaris* is a basic system type, with this one exception.
895         -solaris1 | -solaris1.*)
896                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
897                 ;;
898         -solaris)
899                 os=-solaris2
900                 ;;
901         -svr4*)
902                 os=-sysv4
903                 ;;
904         -unixware*)
905                 os=-sysv4.2uw
906                 ;;
907         -gnu/linux*)
908                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
909                 ;;
910         # First accept the basic system types.
911         # The portable systems comes first.
912         # Each alternative MUST END IN A *, to match a version number.
913         # -sysv* is not here because it comes later, after sysvr4.
914         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
915               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
916               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
917               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
918               | -aos* \
919               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
920               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
921               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
922               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
923               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
924               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
925               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
926               | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
927               | -interix* | -uwin* | -rhapsody* | -opened* | -openstep* | -oskit*)
928         # Remember, each alternative MUST END IN *, to match a version number.
929                 ;;
930         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
931               | -windows* | -osx | -abug | -netware* | -os9* | -beos* \
932               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
933                 ;;
934         -mac*)
935                 os=`echo $os | sed -e 's|mac|macos|'`
936                 ;;
937         -linux*)
938                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
939                 ;;
940         -sunos5*)
941                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
942                 ;;
943         -sunos6*)
944                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
945                 ;;
946         -opened*)
947                 os=-openedition
948                 ;;
949         -osfrose*)
950                 os=-osfrose
951                 ;;
952         -osf*)
953                 os=-osf
954                 ;;
955         -utek*)
956                 os=-bsd
957                 ;;
958         -dynix*)
959                 os=-bsd
960                 ;;
961         -acis*)
962                 os=-aos
963                 ;;
964         -386bsd)
965                 os=-bsd
966                 ;;
967         -ctix* | -uts*)
968                 os=-sysv
969                 ;;
970         -ns2 )
971                 os=-nextstep2
972                 ;;
973         # Preserve the version number of sinix5.
974         -sinix5.*)
975                 os=`echo $os | sed -e 's|sinix|sysv|'`
976                 ;;
977         -sinix*)
978                 os=-sysv4
979                 ;;
980         -triton*)
981                 os=-sysv3
982                 ;;
983         -oss*)
984                 os=-sysv3
985                 ;;
986         -qnx)
987                 os=-qnx4
988                 ;;
989         -svr4)
990                 os=-sysv4
991                 ;;
992         -svr3)
993                 os=-sysv3
994                 ;;
995         -sysvr4)
996                 os=-sysv4
997                 ;;
998         # This must come after -sysvr4.
999         -sysv*)
1000                 ;;
1001         -ose*)
1002                 os=-ose
1003                 ;;
1004         -es1800*)
1005                 os=-ose
1006                 ;;
1007         -xenix)
1008                 os=-xenix
1009                 ;;
1010         -*mint | -*MiNT)
1011                 os=-mint
1012                 ;;
1013         -none)
1014                 ;;
1015         *)
1016                 # Get rid of the `-' at the beginning of $os.
1017                 os=`echo $os | sed 's/[^-]*-//'`
1018                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1019                 exit 1
1020                 ;;
1021 esac
1022 else
1023
1024 # Here we handle the default operating systems that come with various machines.
1025 # The value should be what the vendor currently ships out the door with their
1026 # machine or put another way, the most popular os provided with the machine.
1027
1028 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1029 # "-sun"), then you have to tell the case statement up towards the top
1030 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1031 # will signal an error saying that MANUFACTURER isn't an operating
1032 # system, and we'll never get to this point.
1033
1034 case $basic_machine in
1035         *-acorn)
1036                 os=-riscix1.2
1037                 ;;
1038         arm*-rebel)
1039                 os=-linux
1040                 ;;
1041         arm*-semi)
1042                 os=-aout
1043                 ;;
1044         pdp11-*)
1045                 os=-none
1046                 ;;
1047         *-dec | vax-*)
1048                 os=-ultrix4.2
1049                 ;;
1050         m68*-apollo)
1051                 os=-domain
1052                 ;;
1053         i386-sun)
1054                 os=-sunos4.0.2
1055                 ;;
1056         m68000-sun)
1057                 os=-sunos3
1058                 # This also exists in the configure program, but was not the
1059                 # default.
1060                 # os=-sunos4
1061                 ;;
1062         m68*-cisco)
1063                 os=-aout
1064                 ;;
1065         mips*-cisco)
1066                 os=-elf
1067                 ;;
1068         mips*-*)
1069                 os=-elf
1070                 ;;
1071         *-tti)  # must be before sparc entry or we get the wrong os.
1072                 os=-sysv3
1073                 ;;
1074         sparc-* | *-sun)
1075                 os=-sunos4.1.1
1076                 ;;
1077         *-be)
1078                 os=-beos
1079                 ;;
1080         *-ibm)
1081                 os=-aix
1082                 ;;
1083         *-wec)
1084                 os=-proelf
1085                 ;;
1086         *-winbond)
1087                 os=-proelf
1088                 ;;
1089         *-oki)
1090                 os=-proelf
1091                 ;;
1092         *-hp)
1093                 os=-hpux
1094                 ;;
1095         *-hitachi)
1096                 os=-hiux
1097                 ;;
1098         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1099                 os=-sysv
1100                 ;;
1101         *-cbm)
1102                 os=-amigaos
1103                 ;;
1104         *-dg)
1105                 os=-dgux
1106                 ;;
1107         *-dolphin)
1108                 os=-sysv3
1109                 ;;
1110         m68k-ccur)
1111                 os=-rtu
1112                 ;;
1113         m88k-omron*)
1114                 os=-luna
1115                 ;;
1116         *-next )
1117                 os=-nextstep
1118                 ;;
1119         *-sequent)
1120                 os=-ptx
1121                 ;;
1122         *-crds)
1123                 os=-unos
1124                 ;;
1125         *-ns)
1126                 os=-genix
1127                 ;;
1128         i370-*)
1129                 os=-mvs
1130                 ;;
1131         *-next)
1132                 os=-nextstep3
1133                 ;;
1134         *-gould)
1135                 os=-sysv
1136                 ;;
1137         *-highlevel)
1138                 os=-bsd
1139                 ;;
1140         *-encore)
1141                 os=-bsd
1142                 ;;
1143         *-sgi)
1144                 os=-irix
1145                 ;;
1146         *-siemens)
1147                 os=-sysv4
1148                 ;;
1149         *-masscomp)
1150                 os=-rtu
1151                 ;;
1152         f301-fujitsu)
1153                 os=-uxpv
1154                 ;;
1155         *-rom68k)
1156                 os=-coff
1157                 ;;
1158         *-*bug)
1159                 os=-coff
1160                 ;;
1161         *-apple)
1162                 os=-macos
1163                 ;;
1164         *-atari*)
1165                 os=-mint
1166                 ;;
1167         *)
1168                 os=-none
1169                 ;;
1170 esac
1171 fi
1172
1173 # Here we handle the case where we know the os, and the CPU type, but not the
1174 # manufacturer.  We pick the logical manufacturer.
1175 vendor=unknown
1176 case $basic_machine in
1177         *-unknown)
1178                 case $os in
1179                         -riscix*)
1180                                 vendor=acorn
1181                                 ;;
1182                         -sunos*)
1183                                 vendor=sun
1184                                 ;;
1185                         -aix*)
1186                                 vendor=ibm
1187                                 ;;
1188                         -beos*)
1189                                 vendor=be
1190                                 ;;
1191                         -hpux*)
1192                                 vendor=hp
1193                                 ;;
1194                         -mpeix*)
1195                                 vendor=hp
1196                                 ;;
1197                         -hiux*)
1198                                 vendor=hitachi
1199                                 ;;
1200                         -unos*)
1201                                 vendor=crds
1202                                 ;;
1203                         -dgux*)
1204                                 vendor=dg
1205                                 ;;
1206                         -luna*)
1207                                 vendor=omron
1208                                 ;;
1209                         -genix*)
1210                                 vendor=ns
1211                                 ;;
1212                         -mvs* | -opened*)
1213                                 vendor=ibm
1214                                 ;;
1215                         -ptx*)
1216                                 vendor=sequent
1217                                 ;;
1218                         -vxsim* | -vxworks*)
1219                                 vendor=wrs
1220                                 ;;
1221                         -aux*)
1222                                 vendor=apple
1223                                 ;;
1224                         -hms*)
1225                                 vendor=hitachi
1226                                 ;;
1227                         -mpw* | -macos*)
1228                                 vendor=apple
1229                                 ;;
1230                         -*mint | -*MiNT)
1231                                 vendor=atari
1232                                 ;;
1233                 esac
1234                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1235                 ;;
1236 esac
1237
1238 echo $basic_machine$os