2008-06-12 David S. Miller <davem@davemloft.net>
[platform/upstream/binutils.git] / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script.
3 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 #   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
5 #   Free Software Foundation, Inc.
6
7 timestamp='2008-04-14'
8
9 # This file is (in principle) common to ALL GNU software.
10 # The presence of a machine in this file suggests that SOME GNU software
11 # can handle that machine.  It does not imply ALL GNU software can.
12 #
13 # This file is free software; you can redistribute it and/or modify
14 # it under the terms of the GNU General Public License as published by
15 # the Free Software Foundation; either version 2 of the License, or
16 # (at your option) any later version.
17 #
18 # This program is distributed in the hope that it will be useful,
19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 # GNU General Public License for more details.
22 #
23 # You should have received a copy of the GNU General Public License
24 # along with this program; if not, write to the Free Software
25 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
26 # 02110-1301, USA.
27 #
28 # As a special exception to the GNU General Public License, if you
29 # distribute this file as part of a program that contains a
30 # configuration script generated by Autoconf, you may include it under
31 # the same distribution terms that you use for the rest of that program.
32
33
34 # Please send patches to <config-patches@gnu.org>.  Submit a context
35 # diff and a properly formatted ChangeLog entry.
36 #
37 # Configuration subroutine to validate and canonicalize a configuration type.
38 # Supply the specified configuration type as an argument.
39 # If it is invalid, we print an error message on stderr and exit with code 1.
40 # Otherwise, we print the canonical config type on stdout and succeed.
41
42 # This file is supposed to be the same for all GNU packages
43 # and recognize all the CPU types, system types and aliases
44 # that are meaningful with *any* GNU software.
45 # Each package is responsible for reporting which valid configurations
46 # it does not support.  The user should be able to distinguish
47 # a failure to support a valid configuration from a meaningless
48 # configuration.
49
50 # The goal of this file is to map all the various variations of a given
51 # machine specification into a single specification in the form:
52 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
53 # or in some cases, the newer four-part form:
54 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
55 # It is wrong to echo any other type of specification.
56
57 me=`echo "$0" | sed -e 's,.*/,,'`
58
59 usage="\
60 Usage: $0 [OPTION] CPU-MFR-OPSYS
61        $0 [OPTION] ALIAS
62
63 Canonicalize a configuration name.
64
65 Operation modes:
66   -h, --help         print this help, then exit
67   -t, --time-stamp   print date of last modification, then exit
68   -v, --version      print version number, then exit
69
70 Report bugs and patches to <config-patches@gnu.org>."
71
72 version="\
73 GNU config.sub ($timestamp)
74
75 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
76 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
77
78 This is free software; see the source for copying conditions.  There is NO
79 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
80
81 help="
82 Try \`$me --help' for more information."
83
84 # Parse command line
85 while test $# -gt 0 ; do
86   case $1 in
87     --time-stamp | --time* | -t )
88        echo "$timestamp" ; exit ;;
89     --version | -v )
90        echo "$version" ; exit ;;
91     --help | --h* | -h )
92        echo "$usage"; exit ;;
93     -- )     # Stop option processing
94        shift; break ;;
95     - ) # Use stdin as input.
96        break ;;
97     -* )
98        echo "$me: invalid option $1$help"
99        exit 1 ;;
100
101     *local*)
102        # First pass through any local machine types.
103        echo $1
104        exit ;;
105
106     * )
107        break ;;
108   esac
109 done
110
111 case $# in
112  0) echo "$me: missing argument$help" >&2
113     exit 1;;
114  1) ;;
115  *) echo "$me: too many arguments$help" >&2
116     exit 1;;
117 esac
118
119 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
120 # Here we must recognize all the valid KERNEL-OS combinations.
121 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
122 case $maybe_os in
123   nto-qnx* | linux-gnu* | linux-dietlibc | linux-newlib* | linux-uclibc* | \
124   uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | \
125   storm-chaos* | os2-emx* | rtmk-nova*)
126     os=-$maybe_os
127     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
128     ;;
129   *)
130     basic_machine=`echo $1 | sed 's/-[^-]*$//'`
131     if [ $basic_machine != $1 ]
132     then os=`echo $1 | sed 's/.*-/-/'`
133     else os=; fi
134     ;;
135 esac
136
137 ### Let's recognize common machines as not being operating systems so
138 ### that things like config.sub decstation-3100 work.  We also
139 ### recognize some manufacturers as not being operating systems, so we
140 ### can provide default operating systems below.
141 case $os in
142         -sun*os*)
143                 # Prevent following clause from handling this invalid input.
144                 ;;
145         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
146         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
147         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
148         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
149         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
150         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
151         -apple | -axis | -knuth | -cray)
152                 os=
153                 basic_machine=$1
154                 ;;
155         -sim | -cisco | -oki | -wec | -winbond)
156                 os=
157                 basic_machine=$1
158                 ;;
159         -scout)
160                 ;;
161         -wrs)
162                 os=-vxworks
163                 basic_machine=$1
164                 ;;
165         -chorusos*)
166                 os=-chorusos
167                 basic_machine=$1
168                 ;;
169         -chorusrdb)
170                 os=-chorusrdb
171                 basic_machine=$1
172                 ;;
173         -hiux*)
174                 os=-hiuxwe2
175                 ;;
176         -sco6)
177                 os=-sco5v6
178                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
179                 ;;
180         -sco5)
181                 os=-sco3.2v5
182                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
183                 ;;
184         -sco4)
185                 os=-sco3.2v4
186                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
187                 ;;
188         -sco3.2.[4-9]*)
189                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
190                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
191                 ;;
192         -sco3.2v[4-9]*)
193                 # Don't forget version if it is 3.2v4 or newer.
194                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
195                 ;;
196         -sco5v6*)
197                 # Don't forget version if it is 3.2v4 or newer.
198                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
199                 ;;
200         -sco*)
201                 os=-sco3.2v2
202                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
203                 ;;
204         -udk*)
205                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
206                 ;;
207         -isc)
208                 os=-isc2.2
209                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
210                 ;;
211         -clix*)
212                 basic_machine=clipper-intergraph
213                 ;;
214         -isc*)
215                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
216                 ;;
217         -lynx*)
218                 os=-lynxos
219                 ;;
220         -ptx*)
221                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
222                 ;;
223         -windowsnt*)
224                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
225                 ;;
226         -psos*)
227                 os=-psos
228                 ;;
229         -mint | -mint[0-9]*)
230                 basic_machine=m68k-atari
231                 os=-mint
232                 ;;
233 esac
234
235 # Decode aliases for certain CPU-COMPANY combinations.
236 case $basic_machine in
237         # Recognize the basic CPU types without company name.
238         # Some are omitted here because they have special meanings below.
239         1750a | 580 \
240         | a29k \
241         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
242         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
243         | am33_2.0 \
244         | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \
245         | bfin \
246         | c4x | clipper \
247         | d10v | d30v | dlx | dsp16xx \
248         | fido | fr30 | frv \
249         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
250         | i370 | i860 | i960 | ia64 \
251         | ip2k | iq2000 \
252         | m32c | m32r | m32rle | m68000 | m68k | m88k \
253         | maxq | mb | microblaze | mcore | mep | metag \
254         | mips | mipsbe | mipseb | mipsel | mipsle \
255         | mips16 \
256         | mips64 | mips64el \
257         | mips64octeon | mips64octeonel \
258         | mips64orion | mips64orionel \
259         | mips64r5900 | mips64r5900el \
260         | mips64vr | mips64vrel \
261         | mips64vr4100 | mips64vr4100el \
262         | mips64vr4300 | mips64vr4300el \
263         | mips64vr5000 | mips64vr5000el \
264         | mips64vr5900 | mips64vr5900el \
265         | mipsisa32 | mipsisa32el \
266         | mipsisa32r2 | mipsisa32r2el \
267         | mipsisa64 | mipsisa64el \
268         | mipsisa64r2 | mipsisa64r2el \
269         | mipsisa64sb1 | mipsisa64sb1el \
270         | mipsisa64sr71k | mipsisa64sr71kel \
271         | mipstx39 | mipstx39el \
272         | mn10200 | mn10300 \
273         | mt \
274         | msp430 \
275         | nios | nios2 \
276         | ns16k | ns32k \
277         | or32 \
278         | pdp10 | pdp11 | pj | pjl \
279         | powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \
280         | pyramid \
281         | score \
282         | sh | sh[1234] | sh[24]a | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
283         | sh64 | sh64le \
284         | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
285         | sparcv8 | sparcv9 | sparcv9b | sparcv9v \
286         | spu | strongarm \
287         | tahoe | thumb | tic4x | tic80 | tron \
288         | v850 | v850e \
289         | we32k \
290         | x86 | xc16x | xscale | xscalee[bl] | xstormy16 | xtensa \
291         | z8k)
292                 basic_machine=$basic_machine-unknown
293                 ;;
294         m6811 | m68hc11 | m6812 | m68hc12)
295                 # Motorola 68HC11/12.
296                 basic_machine=$basic_machine-unknown
297                 os=-none
298                 ;;
299         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
300                 ;;
301         ms1)
302                 basic_machine=mt-unknown
303                 ;;
304
305         # We use `pc' rather than `unknown'
306         # because (1) that's what they normally are, and
307         # (2) the word "unknown" tends to confuse beginning users.
308         i*86 | x86_64)
309           basic_machine=$basic_machine-pc
310           ;;
311         # Object if more than one company name word.
312         *-*-*)
313                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
314                 exit 1
315                 ;;
316         # Recognize the basic CPU types with company name.
317         580-* \
318         | a29k-* \
319         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
320         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
321         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
322         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
323         | avr-* | avr32-* \
324         | bfin-* | bs2000-* \
325         | c[123]* | c30-* | [cjt]90-* | c4x-* | c54x-* | c55x-* | c6x-* \
326         | clipper-* | craynv-* | cydra-* \
327         | d10v-* | d30v-* | dlx-* \
328         | elxsi-* \
329         | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
330         | h8300-* | h8500-* \
331         | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
332         | i*86-* | i860-* | i960-* | ia64-* \
333         | ip2k-* | iq2000-* \
334         | m32c-* | m32r-* | m32rle-* \
335         | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
336         | m88110-* | m88k-* | maxq-* | mcore-* | metag-* \
337         | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
338         | mips16-* \
339         | mips64-* | mips64el-* \
340         | mips64octeon-* | mips64octeonel-* \
341         | mips64orion-* | mips64orionel-* \
342         | mips64r5900-* | mips64r5900el-* \
343         | mips64vr-* | mips64vrel-* \
344         | mips64vr4100-* | mips64vr4100el-* \
345         | mips64vr4300-* | mips64vr4300el-* \
346         | mips64vr5000-* | mips64vr5000el-* \
347         | mips64vr5900-* | mips64vr5900el-* \
348         | mipsisa32-* | mipsisa32el-* \
349         | mipsisa32r2-* | mipsisa32r2el-* \
350         | mipsisa64-* | mipsisa64el-* \
351         | mipsisa64r2-* | mipsisa64r2el-* \
352         | mipsisa64sb1-* | mipsisa64sb1el-* \
353         | mipsisa64sr71k-* | mipsisa64sr71kel-* \
354         | mipstx39-* | mipstx39el-* \
355         | mmix-* \
356         | mt-* \
357         | msp430-* \
358         | nios-* | nios2-* \
359         | none-* | np1-* | ns16k-* | ns32k-* \
360         | orion-* \
361         | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
362         | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \
363         | pyramid-* \
364         | romp-* | rs6000-* \
365         | sh-* | sh[1234]-* | sh[24]a-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
366         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
367         | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
368         | sparclite-* \
369         | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | strongarm-* | sv1-* | sx?-* \
370         | tahoe-* | thumb-* \
371         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* | tile-* \
372         | tron-* \
373         | v850-* | v850e-* | vax-* \
374         | we32k-* \
375         | x86-* | x86_64-* | xc16x-* | xps100-* | xscale-* | xscalee[bl]-* \
376         | xstormy16-* | xtensa*-* \
377         | ymp-* \
378         | z8k-*)
379                 ;;
380         # Recognize the basic CPU types without company name, with glob match.
381         xtensa*)
382                 basic_machine=$basic_machine-unknown
383                 ;;
384         # Recognize the various machine names and aliases which stand
385         # for a CPU type and a company and sometimes even an OS.
386         386bsd)
387                 basic_machine=i386-unknown
388                 os=-bsd
389                 ;;
390         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
391                 basic_machine=m68000-att
392                 ;;
393         3b*)
394                 basic_machine=we32k-att
395                 ;;
396         a29khif)
397                 basic_machine=a29k-amd
398                 os=-udi
399                 ;;
400         abacus)
401                 basic_machine=abacus-unknown
402                 ;;
403         adobe68k)
404                 basic_machine=m68010-adobe
405                 os=-scout
406                 ;;
407         alliant | fx80)
408                 basic_machine=fx80-alliant
409                 ;;
410         altos | altos3068)
411                 basic_machine=m68k-altos
412                 ;;
413         am29k)
414                 basic_machine=a29k-none
415                 os=-bsd
416                 ;;
417         amd64)
418                 basic_machine=x86_64-pc
419                 ;;
420         amd64-*)
421                 basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
422                 ;;
423         amdahl)
424                 basic_machine=580-amdahl
425                 os=-sysv
426                 ;;
427         amiga | amiga-*)
428                 basic_machine=m68k-unknown
429                 ;;
430         amigaos | amigados)
431                 basic_machine=m68k-unknown
432                 os=-amigaos
433                 ;;
434         amigaunix | amix)
435                 basic_machine=m68k-unknown
436                 os=-sysv4
437                 ;;
438         apollo68)
439                 basic_machine=m68k-apollo
440                 os=-sysv
441                 ;;
442         apollo68bsd)
443                 basic_machine=m68k-apollo
444                 os=-bsd
445                 ;;
446         aux)
447                 basic_machine=m68k-apple
448                 os=-aux
449                 ;;
450         balance)
451                 basic_machine=ns32k-sequent
452                 os=-dynix
453                 ;;
454         blackfin)
455                 basic_machine=bfin-unknown
456                 os=-linux
457                 ;;
458         blackfin-*)
459                 basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
460                 os=-linux
461                 ;;
462         c90)
463                 basic_machine=c90-cray
464                 os=-unicos
465                 ;;
466         convex-c1)
467                 basic_machine=c1-convex
468                 os=-bsd
469                 ;;
470         convex-c2)
471                 basic_machine=c2-convex
472                 os=-bsd
473                 ;;
474         convex-c32)
475                 basic_machine=c32-convex
476                 os=-bsd
477                 ;;
478         convex-c34)
479                 basic_machine=c34-convex
480                 os=-bsd
481                 ;;
482         convex-c38)
483                 basic_machine=c38-convex
484                 os=-bsd
485                 ;;
486         cray | j90)
487                 basic_machine=j90-cray
488                 os=-unicos
489                 ;;
490         craynv)
491                 basic_machine=craynv-cray
492                 os=-unicosmp
493                 ;;
494         cr16)
495                 basic_machine=cr16-unknown
496                 os=-elf
497                 ;;
498         crds | unos)
499                 basic_machine=m68k-crds
500                 ;;
501         crisv32 | crisv32-* | etraxfs*)
502                 basic_machine=crisv32-axis
503                 ;;
504         cris | cris-* | etrax*)
505                 basic_machine=cris-axis
506                 ;;
507         crx)
508                 basic_machine=crx-unknown
509                 os=-elf
510                 ;;
511         da30 | da30-*)
512                 basic_machine=m68k-da30
513                 ;;
514         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
515                 basic_machine=mips-dec
516                 ;;
517         decsystem10* | dec10*)
518                 basic_machine=pdp10-dec
519                 os=-tops10
520                 ;;
521         decsystem20* | dec20*)
522                 basic_machine=pdp10-dec
523                 os=-tops20
524                 ;;
525         delta | 3300 | motorola-3300 | motorola-delta \
526               | 3300-motorola | delta-motorola)
527                 basic_machine=m68k-motorola
528                 ;;
529         delta88)
530                 basic_machine=m88k-motorola
531                 os=-sysv3
532                 ;;
533         dicos)
534                 basic_machine=i686-pc
535                 os=-dicos
536                 ;;
537         djgpp)
538                 basic_machine=i586-pc
539                 os=-msdosdjgpp
540                 ;;
541         dpx20 | dpx20-*)
542                 basic_machine=rs6000-bull
543                 os=-bosx
544                 ;;
545         dpx2* | dpx2*-bull)
546                 basic_machine=m68k-bull
547                 os=-sysv3
548                 ;;
549         ebmon29k)
550                 basic_machine=a29k-amd
551                 os=-ebmon
552                 ;;
553         elxsi)
554                 basic_machine=elxsi-elxsi
555                 os=-bsd
556                 ;;
557         encore | umax | mmax)
558                 basic_machine=ns32k-encore
559                 ;;
560         es1800 | OSE68k | ose68k | ose | OSE)
561                 basic_machine=m68k-ericsson
562                 os=-ose
563                 ;;
564         fx2800)
565                 basic_machine=i860-alliant
566                 ;;
567         genix)
568                 basic_machine=ns32k-ns
569                 ;;
570         gmicro)
571                 basic_machine=tron-gmicro
572                 os=-sysv
573                 ;;
574         go32)
575                 basic_machine=i386-pc
576                 os=-go32
577                 ;;
578         h3050r* | hiux*)
579                 basic_machine=hppa1.1-hitachi
580                 os=-hiuxwe2
581                 ;;
582         h8300hms)
583                 basic_machine=h8300-hitachi
584                 os=-hms
585                 ;;
586         h8300xray)
587                 basic_machine=h8300-hitachi
588                 os=-xray
589                 ;;
590         h8500hms)
591                 basic_machine=h8500-hitachi
592                 os=-hms
593                 ;;
594         harris)
595                 basic_machine=m88k-harris
596                 os=-sysv3
597                 ;;
598         hp300-*)
599                 basic_machine=m68k-hp
600                 ;;
601         hp300bsd)
602                 basic_machine=m68k-hp
603                 os=-bsd
604                 ;;
605         hp300hpux)
606                 basic_machine=m68k-hp
607                 os=-hpux
608                 ;;
609         hp3k9[0-9][0-9] | hp9[0-9][0-9])
610                 basic_machine=hppa1.0-hp
611                 ;;
612         hp9k2[0-9][0-9] | hp9k31[0-9])
613                 basic_machine=m68000-hp
614                 ;;
615         hp9k3[2-9][0-9])
616                 basic_machine=m68k-hp
617                 ;;
618         hp9k6[0-9][0-9] | hp6[0-9][0-9])
619                 basic_machine=hppa1.0-hp
620                 ;;
621         hp9k7[0-79][0-9] | hp7[0-79][0-9])
622                 basic_machine=hppa1.1-hp
623                 ;;
624         hp9k78[0-9] | hp78[0-9])
625                 # FIXME: really hppa2.0-hp
626                 basic_machine=hppa1.1-hp
627                 ;;
628         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
629                 # FIXME: really hppa2.0-hp
630                 basic_machine=hppa1.1-hp
631                 ;;
632         hp9k8[0-9][13679] | hp8[0-9][13679])
633                 basic_machine=hppa1.1-hp
634                 ;;
635         hp9k8[0-9][0-9] | hp8[0-9][0-9])
636                 basic_machine=hppa1.0-hp
637                 ;;
638         hppa-next)
639                 os=-nextstep3
640                 ;;
641         hppaosf)
642                 basic_machine=hppa1.1-hp
643                 os=-osf
644                 ;;
645         hppro)
646                 basic_machine=hppa1.1-hp
647                 os=-proelf
648                 ;;
649         i370-ibm* | ibm*)
650                 basic_machine=i370-ibm
651                 ;;
652 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
653         i*86v32)
654                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
655                 os=-sysv32
656                 ;;
657         i*86v4*)
658                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
659                 os=-sysv4
660                 ;;
661         i*86v)
662                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
663                 os=-sysv
664                 ;;
665         i*86sol2)
666                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
667                 os=-solaris2
668                 ;;
669         i386mach)
670                 basic_machine=i386-mach
671                 os=-mach
672                 ;;
673         i386-vsta | vsta)
674                 basic_machine=i386-unknown
675                 os=-vsta
676                 ;;
677         iris | iris4d)
678                 basic_machine=mips-sgi
679                 case $os in
680                     -irix*)
681                         ;;
682                     *)
683                         os=-irix4
684                         ;;
685                 esac
686                 ;;
687         isi68 | isi)
688                 basic_machine=m68k-isi
689                 os=-sysv
690                 ;;
691         m68knommu)
692                 basic_machine=m68k-unknown
693                 os=-linux
694                 ;;
695         m68knommu-*)
696                 basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
697                 os=-linux
698                 ;;
699         m88k-omron*)
700                 basic_machine=m88k-omron
701                 ;;
702         magnum | m3230)
703                 basic_machine=mips-mips
704                 os=-sysv
705                 ;;
706         merlin)
707                 basic_machine=ns32k-utek
708                 os=-sysv
709                 ;;
710         mingw32)
711                 basic_machine=i386-pc
712                 os=-mingw32
713                 ;;
714         mingw32ce)
715                 basic_machine=arm-unknown
716                 os=-mingw32ce
717                 ;;
718         miniframe)
719                 basic_machine=m68000-convergent
720                 ;;
721         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
722                 basic_machine=m68k-atari
723                 os=-mint
724                 ;;
725         mips3*-*)
726                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
727                 ;;
728         mips3*)
729                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
730                 ;;
731         monitor)
732                 basic_machine=m68k-rom68k
733                 os=-coff
734                 ;;
735         morphos)
736                 basic_machine=powerpc-unknown
737                 os=-morphos
738                 ;;
739         msdos)
740                 basic_machine=i386-pc
741                 os=-msdos
742                 ;;
743         ms1-*)
744                 basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
745                 ;;
746         mvs)
747                 basic_machine=i370-ibm
748                 os=-mvs
749                 ;;
750         ncr3000)
751                 basic_machine=i486-ncr
752                 os=-sysv4
753                 ;;
754         netbsd386)
755                 basic_machine=i386-unknown
756                 os=-netbsd
757                 ;;
758         netwinder)
759                 basic_machine=armv4l-rebel
760                 os=-linux
761                 ;;
762         news | news700 | news800 | news900)
763                 basic_machine=m68k-sony
764                 os=-newsos
765                 ;;
766         news1000)
767                 basic_machine=m68030-sony
768                 os=-newsos
769                 ;;
770         news-3600 | risc-news)
771                 basic_machine=mips-sony
772                 os=-newsos
773                 ;;
774         necv70)
775                 basic_machine=v70-nec
776                 os=-sysv
777                 ;;
778         next | m*-next )
779                 basic_machine=m68k-next
780                 case $os in
781                     -nextstep* )
782                         ;;
783                     -ns2*)
784                       os=-nextstep2
785                         ;;
786                     *)
787                       os=-nextstep3
788                         ;;
789                 esac
790                 ;;
791         nh3000)
792                 basic_machine=m68k-harris
793                 os=-cxux
794                 ;;
795         nh[45]000)
796                 basic_machine=m88k-harris
797                 os=-cxux
798                 ;;
799         nindy960)
800                 basic_machine=i960-intel
801                 os=-nindy
802                 ;;
803         mon960)
804                 basic_machine=i960-intel
805                 os=-mon960
806                 ;;
807         nonstopux)
808                 basic_machine=mips-compaq
809                 os=-nonstopux
810                 ;;
811         np1)
812                 basic_machine=np1-gould
813                 ;;
814         nsr-tandem)
815                 basic_machine=nsr-tandem
816                 ;;
817         op50n-* | op60c-*)
818                 basic_machine=hppa1.1-oki
819                 os=-proelf
820                 ;;
821         openrisc | openrisc-*)
822                 basic_machine=or32-unknown
823                 ;;
824         os400)
825                 basic_machine=powerpc-ibm
826                 os=-os400
827                 ;;
828         OSE68000 | ose68000)
829                 basic_machine=m68000-ericsson
830                 os=-ose
831                 ;;
832         os68k)
833                 basic_machine=m68k-none
834                 os=-os68k
835                 ;;
836         pa-hitachi)
837                 basic_machine=hppa1.1-hitachi
838                 os=-hiuxwe2
839                 ;;
840         paragon)
841                 basic_machine=i860-intel
842                 os=-osf
843                 ;;
844         parisc)
845                 basic_machine=hppa-unknown
846                 os=-linux
847                 ;;
848         parisc-*)
849                 basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
850                 os=-linux
851                 ;;
852         pbd)
853                 basic_machine=sparc-tti
854                 ;;
855         pbb)
856                 basic_machine=m68k-tti
857                 ;;
858         pc532 | pc532-*)
859                 basic_machine=ns32k-pc532
860                 ;;
861         pc98)
862                 basic_machine=i386-pc
863                 ;;
864         pc98-*)
865                 basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
866                 ;;
867         pentium | p5 | k5 | k6 | nexgen | viac3)
868                 basic_machine=i586-pc
869                 ;;
870         pentiumpro | p6 | 6x86 | athlon | athlon_*)
871                 basic_machine=i686-pc
872                 ;;
873         pentiumii | pentium2 | pentiumiii | pentium3)
874                 basic_machine=i686-pc
875                 ;;
876         pentium4)
877                 basic_machine=i786-pc
878                 ;;
879         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
880                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
881                 ;;
882         pentiumpro-* | p6-* | 6x86-* | athlon-*)
883                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
884                 ;;
885         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
886                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
887                 ;;
888         pentium4-*)
889                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
890                 ;;
891         pn)
892                 basic_machine=pn-gould
893                 ;;
894         power)  basic_machine=power-ibm
895                 ;;
896         ppc)    basic_machine=powerpc-unknown
897                 ;;
898         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
899                 ;;
900         ppcle | powerpclittle | ppc-le | powerpc-little)
901                 basic_machine=powerpcle-unknown
902                 ;;
903         ppcle-* | powerpclittle-*)
904                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
905                 ;;
906         ppc64)  basic_machine=powerpc64-unknown
907                 ;;
908         ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
909                 ;;
910         ppc64le | powerpc64little | ppc64-le | powerpc64-little)
911                 basic_machine=powerpc64le-unknown
912                 ;;
913         ppc64le-* | powerpc64little-*)
914                 basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
915                 ;;
916         ps2)
917                 basic_machine=i386-ibm
918                 ;;
919         pw32)
920                 basic_machine=i586-unknown
921                 os=-pw32
922                 ;;
923         rdos)
924                 basic_machine=i386-pc
925                 os=-rdos
926                 ;;
927         rom68k)
928                 basic_machine=m68k-rom68k
929                 os=-coff
930                 ;;
931         rm[46]00)
932                 basic_machine=mips-siemens
933                 ;;
934         rtpc | rtpc-*)
935                 basic_machine=romp-ibm
936                 ;;
937         s390 | s390-*)
938                 basic_machine=s390-ibm
939                 ;;
940         s390x | s390x-*)
941                 basic_machine=s390x-ibm
942                 ;;
943         sa29200)
944                 basic_machine=a29k-amd
945                 os=-udi
946                 ;;
947         sb1)
948                 basic_machine=mipsisa64sb1-unknown
949                 ;;
950         sb1el)
951                 basic_machine=mipsisa64sb1el-unknown
952                 ;;
953         sde)
954                 basic_machine=mipsisa32-sde
955                 os=-elf
956                 ;;
957         sei)
958                 basic_machine=mips-sei
959                 os=-seiux
960                 ;;
961         sequent)
962                 basic_machine=i386-sequent
963                 ;;
964         sh)
965                 basic_machine=sh-hitachi
966                 os=-hms
967                 ;;
968         sh5el)
969                 basic_machine=sh5le-unknown
970                 ;;
971         sh64)
972                 basic_machine=sh64-unknown
973                 ;;
974         sparclite-wrs | simso-wrs)
975                 basic_machine=sparclite-wrs
976                 os=-vxworks
977                 ;;
978         sps7)
979                 basic_machine=m68k-bull
980                 os=-sysv2
981                 ;;
982         spur)
983                 basic_machine=spur-unknown
984                 ;;
985         st2000)
986                 basic_machine=m68k-tandem
987                 ;;
988         stratus)
989                 basic_machine=i860-stratus
990                 os=-sysv4
991                 ;;
992         sun2)
993                 basic_machine=m68000-sun
994                 ;;
995         sun2os3)
996                 basic_machine=m68000-sun
997                 os=-sunos3
998                 ;;
999         sun2os4)
1000                 basic_machine=m68000-sun
1001                 os=-sunos4
1002                 ;;
1003         sun3os3)
1004                 basic_machine=m68k-sun
1005                 os=-sunos3
1006                 ;;
1007         sun3os4)
1008                 basic_machine=m68k-sun
1009                 os=-sunos4
1010                 ;;
1011         sun4os3)
1012                 basic_machine=sparc-sun
1013                 os=-sunos3
1014                 ;;
1015         sun4os4)
1016                 basic_machine=sparc-sun
1017                 os=-sunos4
1018                 ;;
1019         sun4sol2)
1020                 basic_machine=sparc-sun
1021                 os=-solaris2
1022                 ;;
1023         sun3 | sun3-*)
1024                 basic_machine=m68k-sun
1025                 ;;
1026         sun4)
1027                 basic_machine=sparc-sun
1028                 ;;
1029         sun386 | sun386i | roadrunner)
1030                 basic_machine=i386-sun
1031                 ;;
1032         sv1)
1033                 basic_machine=sv1-cray
1034                 os=-unicos
1035                 ;;
1036         symmetry)
1037                 basic_machine=i386-sequent
1038                 os=-dynix
1039                 ;;
1040         t3e)
1041                 basic_machine=alphaev5-cray
1042                 os=-unicos
1043                 ;;
1044         t90)
1045                 basic_machine=t90-cray
1046                 os=-unicos
1047                 ;;
1048         tic54x | c54x*)
1049                 basic_machine=tic54x-unknown
1050                 os=-coff
1051                 ;;
1052         tic55x | c55x*)
1053                 basic_machine=tic55x-unknown
1054                 os=-coff
1055                 ;;
1056         tic6x | c6x*)
1057                 basic_machine=tic6x-unknown
1058                 os=-coff
1059                 ;;
1060         tile*)
1061                 basic_machine=tile-unknown
1062                 os=-linux-gnu
1063                 ;;
1064         tx39)
1065                 basic_machine=mipstx39-unknown
1066                 ;;
1067         tx39el)
1068                 basic_machine=mipstx39el-unknown
1069                 ;;
1070         toad1)
1071                 basic_machine=pdp10-xkl
1072                 os=-tops20
1073                 ;;
1074         tower | tower-32)
1075                 basic_machine=m68k-ncr
1076                 ;;
1077         tpf)
1078                 basic_machine=s390x-ibm
1079                 os=-tpf
1080                 ;;
1081         udi29k)
1082                 basic_machine=a29k-amd
1083                 os=-udi
1084                 ;;
1085         ultra3)
1086                 basic_machine=a29k-nyu
1087                 os=-sym1
1088                 ;;
1089         v810 | necv810)
1090                 basic_machine=v810-nec
1091                 os=-none
1092                 ;;
1093         vaxv)
1094                 basic_machine=vax-dec
1095                 os=-sysv
1096                 ;;
1097         vms)
1098                 basic_machine=vax-dec
1099                 os=-vms
1100                 ;;
1101         vpp*|vx|vx-*)
1102                 basic_machine=f301-fujitsu
1103                 ;;
1104         vxworks960)
1105                 basic_machine=i960-wrs
1106                 os=-vxworks
1107                 ;;
1108         vxworks68)
1109                 basic_machine=m68k-wrs
1110                 os=-vxworks
1111                 ;;
1112         vxworks29k)
1113                 basic_machine=a29k-wrs
1114                 os=-vxworks
1115                 ;;
1116         w65*)
1117                 basic_machine=w65-wdc
1118                 os=-none
1119                 ;;
1120         w89k-*)
1121                 basic_machine=hppa1.1-winbond
1122                 os=-proelf
1123                 ;;
1124         xbox)
1125                 basic_machine=i686-pc
1126                 os=-mingw32
1127                 ;;
1128         xps | xps100)
1129                 basic_machine=xps100-honeywell
1130                 ;;
1131         ymp)
1132                 basic_machine=ymp-cray
1133                 os=-unicos
1134                 ;;
1135         z8k-*-coff)
1136                 basic_machine=z8k-unknown
1137                 os=-sim
1138                 ;;
1139         none)
1140                 basic_machine=none-none
1141                 os=-none
1142                 ;;
1143
1144 # Here we handle the default manufacturer of certain CPU types.  It is in
1145 # some cases the only manufacturer, in others, it is the most popular.
1146         w89k)
1147                 basic_machine=hppa1.1-winbond
1148                 ;;
1149         op50n)
1150                 basic_machine=hppa1.1-oki
1151                 ;;
1152         op60c)
1153                 basic_machine=hppa1.1-oki
1154                 ;;
1155         romp)
1156                 basic_machine=romp-ibm
1157                 ;;
1158         mmix)
1159                 basic_machine=mmix-knuth
1160                 ;;
1161         rs6000)
1162                 basic_machine=rs6000-ibm
1163                 ;;
1164         vax)
1165                 basic_machine=vax-dec
1166                 ;;
1167         pdp10)
1168                 # there are many clones, so DEC is not a safe bet
1169                 basic_machine=pdp10-unknown
1170                 ;;
1171         pdp11)
1172                 basic_machine=pdp11-dec
1173                 ;;
1174         we32k)
1175                 basic_machine=we32k-att
1176                 ;;
1177         sh[1234] | sh[24]a | sh[34]eb | sh[1234]le | sh[23]ele)
1178                 basic_machine=sh-unknown
1179                 ;;
1180         sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
1181                 basic_machine=sparc-sun
1182                 ;;
1183         cydra)
1184                 basic_machine=cydra-cydrome
1185                 ;;
1186         orion)
1187                 basic_machine=orion-highlevel
1188                 ;;
1189         orion105)
1190                 basic_machine=clipper-highlevel
1191                 ;;
1192         mac | mpw | mac-mpw)
1193                 basic_machine=m68k-apple
1194                 ;;
1195         pmac | pmac-mpw)
1196                 basic_machine=powerpc-apple
1197                 ;;
1198         *-unknown)
1199                 # Make sure to match an already-canonicalized machine name.
1200                 ;;
1201         *)
1202                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
1203                 exit 1
1204                 ;;
1205 esac
1206
1207 # Here we canonicalize certain aliases for manufacturers.
1208 case $basic_machine in
1209         *-digital*)
1210                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
1211                 ;;
1212         *-commodore*)
1213                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
1214                 ;;
1215         *)
1216                 ;;
1217 esac
1218
1219 # Decode manufacturer-specific aliases for certain operating systems.
1220
1221 if [ x"$os" != x"" ]
1222 then
1223 case $os in
1224         # First match some system type aliases
1225         # that might get confused with valid system types.
1226         # -solaris* is a basic system type, with this one exception.
1227         -solaris1 | -solaris1.*)
1228                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1229                 ;;
1230         -solaris)
1231                 os=-solaris2
1232                 ;;
1233         -svr4*)
1234                 os=-sysv4
1235                 ;;
1236         -unixware*)
1237                 os=-sysv4.2uw
1238                 ;;
1239         -gnu/linux*)
1240                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1241                 ;;
1242         # First accept the basic system types.
1243         # The portable systems comes first.
1244         # Each alternative MUST END IN A *, to match a version number.
1245         # -sysv* is not here because it comes later, after sysvr4.
1246         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
1247               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
1248               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
1249               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
1250               | -aos* \
1251               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
1252               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
1253               | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
1254               | -openbsd* | -solidbsd* \
1255               | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
1256               | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
1257               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
1258               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
1259               | -chorusos* | -chorusrdb* \
1260               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
1261               | -mingw32* | -linux-gnu* | -linux-newlib* | -linux-uclibc* \
1262               | -uxpv* | -beos* | -mpeix* | -udk* \
1263               | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
1264               | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
1265               | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
1266               | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
1267               | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
1268               | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
1269               | -skyos* | -haiku* | -rdos* | -toppers* | -drops*)
1270         # Remember, each alternative MUST END IN *, to match a version number.
1271                 ;;
1272         -qnx*)
1273                 case $basic_machine in
1274                     x86-* | i*86-*)
1275                         ;;
1276                     *)
1277                         os=-nto$os
1278                         ;;
1279                 esac
1280                 ;;
1281         -nto-qnx*)
1282                 ;;
1283         -nto*)
1284                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1285                 ;;
1286         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
1287               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
1288               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
1289                 ;;
1290         -mac*)
1291                 os=`echo $os | sed -e 's|mac|macos|'`
1292                 ;;
1293         -linux-dietlibc)
1294                 os=-linux-dietlibc
1295                 ;;
1296         -linux*)
1297                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1298                 ;;
1299         -sunos5*)
1300                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
1301                 ;;
1302         -sunos6*)
1303                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
1304                 ;;
1305         -opened*)
1306                 os=-openedition
1307                 ;;
1308         -os400*)
1309                 os=-os400
1310                 ;;
1311         -wince*)
1312                 os=-wince
1313                 ;;
1314         -osfrose*)
1315                 os=-osfrose
1316                 ;;
1317         -osf*)
1318                 os=-osf
1319                 ;;
1320         -utek*)
1321                 os=-bsd
1322                 ;;
1323         -dynix*)
1324                 os=-bsd
1325                 ;;
1326         -acis*)
1327                 os=-aos
1328                 ;;
1329         -atheos*)
1330                 os=-atheos
1331                 ;;
1332         -syllable*)
1333                 os=-syllable
1334                 ;;
1335         -386bsd)
1336                 os=-bsd
1337                 ;;
1338         -ctix* | -uts*)
1339                 os=-sysv
1340                 ;;
1341         -nova*)
1342                 os=-rtmk-nova
1343                 ;;
1344         -ns2 )
1345                 os=-nextstep2
1346                 ;;
1347         -nsk*)
1348                 os=-nsk
1349                 ;;
1350         # Preserve the version number of sinix5.
1351         -sinix5.*)
1352                 os=`echo $os | sed -e 's|sinix|sysv|'`
1353                 ;;
1354         -sinix*)
1355                 os=-sysv4
1356                 ;;
1357         -tpf*)
1358                 os=-tpf
1359                 ;;
1360         -triton*)
1361                 os=-sysv3
1362                 ;;
1363         -oss*)
1364                 os=-sysv3
1365                 ;;
1366         -svr4)
1367                 os=-sysv4
1368                 ;;
1369         -svr3)
1370                 os=-sysv3
1371                 ;;
1372         -sysvr4)
1373                 os=-sysv4
1374                 ;;
1375         # This must come after -sysvr4.
1376         -sysv*)
1377                 ;;
1378         -ose*)
1379                 os=-ose
1380                 ;;
1381         -es1800*)
1382                 os=-ose
1383                 ;;
1384         -xenix)
1385                 os=-xenix
1386                 ;;
1387         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1388                 os=-mint
1389                 ;;
1390         -aros*)
1391                 os=-aros
1392                 ;;
1393         -kaos*)
1394                 os=-kaos
1395                 ;;
1396         -zvmoe)
1397                 os=-zvmoe
1398                 ;;
1399         -dicos*)
1400                 os=-dicos
1401                 ;;
1402         -none)
1403                 ;;
1404         *)
1405                 # Get rid of the `-' at the beginning of $os.
1406                 os=`echo $os | sed 's/[^-]*-//'`
1407                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1408                 exit 1
1409                 ;;
1410 esac
1411 else
1412
1413 # Here we handle the default operating systems that come with various machines.
1414 # The value should be what the vendor currently ships out the door with their
1415 # machine or put another way, the most popular os provided with the machine.
1416
1417 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1418 # "-sun"), then you have to tell the case statement up towards the top
1419 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1420 # will signal an error saying that MANUFACTURER isn't an operating
1421 # system, and we'll never get to this point.
1422
1423 case $basic_machine in
1424         score-*)
1425                 os=-elf
1426                 ;;
1427         spu-*)
1428                 os=-elf
1429                 ;;
1430         *-acorn)
1431                 os=-riscix1.2
1432                 ;;
1433         arm*-rebel)
1434                 os=-linux
1435                 ;;
1436         arm*-semi)
1437                 os=-aout
1438                 ;;
1439         c4x-* | tic4x-*)
1440                 os=-coff
1441                 ;;
1442         # This must come before the *-dec entry.
1443         pdp10-*)
1444                 os=-tops20
1445                 ;;
1446         pdp11-*)
1447                 os=-none
1448                 ;;
1449         *-dec | vax-*)
1450                 os=-ultrix4.2
1451                 ;;
1452         m68*-apollo)
1453                 os=-domain
1454                 ;;
1455         i386-sun)
1456                 os=-sunos4.0.2
1457                 ;;
1458         m68000-sun)
1459                 os=-sunos3
1460                 # This also exists in the configure program, but was not the
1461                 # default.
1462                 # os=-sunos4
1463                 ;;
1464         m68*-cisco)
1465                 os=-aout
1466                 ;;
1467         mep-*)
1468                 os=-elf
1469                 ;;
1470         mips*-cisco)
1471                 os=-elf
1472                 ;;
1473         mips*-*)
1474                 os=-elf
1475                 ;;
1476         or32-*)
1477                 os=-coff
1478                 ;;
1479         *-tti)  # must be before sparc entry or we get the wrong os.
1480                 os=-sysv3
1481                 ;;
1482         sparc-* | *-sun)
1483                 os=-sunos4.1.1
1484                 ;;
1485         *-be)
1486                 os=-beos
1487                 ;;
1488         *-haiku)
1489                 os=-haiku
1490                 ;;
1491         *-ibm)
1492                 os=-aix
1493                 ;;
1494         *-knuth)
1495                 os=-mmixware
1496                 ;;
1497         *-wec)
1498                 os=-proelf
1499                 ;;
1500         *-winbond)
1501                 os=-proelf
1502                 ;;
1503         *-oki)
1504                 os=-proelf
1505                 ;;
1506         *-hp)
1507                 os=-hpux
1508                 ;;
1509         *-hitachi)
1510                 os=-hiux
1511                 ;;
1512         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1513                 os=-sysv
1514                 ;;
1515         *-cbm)
1516                 os=-amigaos
1517                 ;;
1518         *-dg)
1519                 os=-dgux
1520                 ;;
1521         *-dolphin)
1522                 os=-sysv3
1523                 ;;
1524         m68k-ccur)
1525                 os=-rtu
1526                 ;;
1527         m88k-omron*)
1528                 os=-luna
1529                 ;;
1530         *-next )
1531                 os=-nextstep
1532                 ;;
1533         *-sequent)
1534                 os=-ptx
1535                 ;;
1536         *-crds)
1537                 os=-unos
1538                 ;;
1539         *-ns)
1540                 os=-genix
1541                 ;;
1542         i370-*)
1543                 os=-mvs
1544                 ;;
1545         *-next)
1546                 os=-nextstep3
1547                 ;;
1548         *-gould)
1549                 os=-sysv
1550                 ;;
1551         *-highlevel)
1552                 os=-bsd
1553                 ;;
1554         *-encore)
1555                 os=-bsd
1556                 ;;
1557         *-sgi)
1558                 os=-irix
1559                 ;;
1560         *-siemens)
1561                 os=-sysv4
1562                 ;;
1563         *-masscomp)
1564                 os=-rtu
1565                 ;;
1566         f30[01]-fujitsu | f700-fujitsu)
1567                 os=-uxpv
1568                 ;;
1569         *-rom68k)
1570                 os=-coff
1571                 ;;
1572         *-*bug)
1573                 os=-coff
1574                 ;;
1575         *-apple)
1576                 os=-macos
1577                 ;;
1578         *-atari*)
1579                 os=-mint
1580                 ;;
1581         *)
1582                 os=-none
1583                 ;;
1584 esac
1585 fi
1586
1587 # Here we handle the case where we know the os, and the CPU type, but not the
1588 # manufacturer.  We pick the logical manufacturer.
1589 vendor=unknown
1590 case $basic_machine in
1591         *-unknown)
1592                 case $os in
1593                         -riscix*)
1594                                 vendor=acorn
1595                                 ;;
1596                         -sunos*)
1597                                 vendor=sun
1598                                 ;;
1599                         -aix*)
1600                                 vendor=ibm
1601                                 ;;
1602                         -beos*)
1603                                 vendor=be
1604                                 ;;
1605                         -hpux*)
1606                                 vendor=hp
1607                                 ;;
1608                         -mpeix*)
1609                                 vendor=hp
1610                                 ;;
1611                         -hiux*)
1612                                 vendor=hitachi
1613                                 ;;
1614                         -unos*)
1615                                 vendor=crds
1616                                 ;;
1617                         -dgux*)
1618                                 vendor=dg
1619                                 ;;
1620                         -luna*)
1621                                 vendor=omron
1622                                 ;;
1623                         -genix*)
1624                                 vendor=ns
1625                                 ;;
1626                         -mvs* | -opened*)
1627                                 vendor=ibm
1628                                 ;;
1629                         -os400*)
1630                                 vendor=ibm
1631                                 ;;
1632                         -ptx*)
1633                                 vendor=sequent
1634                                 ;;
1635                         -tpf*)
1636                                 vendor=ibm
1637                                 ;;
1638                         -vxsim* | -vxworks* | -windiss*)
1639                                 vendor=wrs
1640                                 ;;
1641                         -aux*)
1642                                 vendor=apple
1643                                 ;;
1644                         -hms*)
1645                                 vendor=hitachi
1646                                 ;;
1647                         -mpw* | -macos*)
1648                                 vendor=apple
1649                                 ;;
1650                         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1651                                 vendor=atari
1652                                 ;;
1653                         -vos*)
1654                                 vendor=stratus
1655                                 ;;
1656                 esac
1657                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1658                 ;;
1659 esac
1660
1661 echo $basic_machine$os
1662 exit
1663
1664 # Local variables:
1665 # eval: (add-hook 'write-file-hooks 'time-stamp)
1666 # time-stamp-start: "timestamp='"
1667 # time-stamp-format: "%:y-%02m-%02d"
1668 # time-stamp-end: "'"
1669 # End: