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[pf3gnuchains/gcc-fork.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 Free Software Foundation, Inc.
5
6 timestamp='2005-12-06'
7
8 # This file is (in principle) common to ALL GNU software.
9 # The presence of a machine in this file suggests that SOME GNU software
10 # can handle that machine.  It does not imply ALL GNU software can.
11 #
12 # This file is free software; you can redistribute it and/or modify
13 # it under the terms of the GNU General Public License as published by
14 # the Free Software Foundation; either version 2 of the License, or
15 # (at your option) any later version.
16 #
17 # This program is distributed in the hope that it will be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20 # GNU General Public License for more details.
21 #
22 # You should have received a copy of the GNU General Public License
23 # along with this program; if not, write to the Free Software
24 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
25 # 02110-1301, USA.
26 #
27 # As a special exception to the GNU General Public License, if you
28 # distribute this file as part of a program that contains a
29 # configuration script generated by Autoconf, you may include it under
30 # the same distribution terms that you use for the rest of that program.
31
32
33 # Please send patches to <config-patches@gnu.org>.  Submit a context
34 # diff and a properly formatted ChangeLog entry.
35 #
36 # Configuration subroutine to validate and canonicalize a configuration type.
37 # Supply the specified configuration type as an argument.
38 # If it is invalid, we print an error message on stderr and exit with code 1.
39 # Otherwise, we print the canonical config type on stdout and succeed.
40
41 # This file is supposed to be the same for all GNU packages
42 # and recognize all the CPU types, system types and aliases
43 # that are meaningful with *any* GNU software.
44 # Each package is responsible for reporting which valid configurations
45 # it does not support.  The user should be able to distinguish
46 # a failure to support a valid configuration from a meaningless
47 # configuration.
48
49 # The goal of this file is to map all the various variations of a given
50 # machine specification into a single specification in the form:
51 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
52 # or in some cases, the newer four-part form:
53 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
54 # It is wrong to echo any other type of specification.
55
56 me=`echo "$0" | sed -e 's,.*/,,'`
57
58 usage="\
59 Usage: $0 [OPTION] CPU-MFR-OPSYS
60        $0 [OPTION] ALIAS
61
62 Canonicalize a configuration name.
63
64 Operation modes:
65   -h, --help         print this help, then exit
66   -t, --time-stamp   print date of last modification, then exit
67   -v, --version      print version number, then exit
68
69 Report bugs and patches to <config-patches@gnu.org>."
70
71 version="\
72 GNU config.sub ($timestamp)
73
74 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
75 Free Software Foundation, Inc.
76
77 This is free software; see the source for copying conditions.  There is NO
78 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
79
80 help="
81 Try \`$me --help' for more information."
82
83 # Parse command line
84 while test $# -gt 0 ; do
85   case $1 in
86     --time-stamp | --time* | -t )
87        echo "$timestamp" ; exit ;;
88     --version | -v )
89        echo "$version" ; exit ;;
90     --help | --h* | -h )
91        echo "$usage"; exit ;;
92     -- )     # Stop option processing
93        shift; break ;;
94     - ) # Use stdin as input.
95        break ;;
96     -* )
97        echo "$me: invalid option $1$help"
98        exit 1 ;;
99
100     *local*)
101        # First pass through any local machine types.
102        echo $1
103        exit ;;
104
105     * )
106        break ;;
107   esac
108 done
109
110 case $# in
111  0) echo "$me: missing argument$help" >&2
112     exit 1;;
113  1) ;;
114  *) echo "$me: too many arguments$help" >&2
115     exit 1;;
116 esac
117
118 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
119 # Here we must recognize all the valid KERNEL-OS combinations.
120 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
121 case $maybe_os in
122   nto-qnx* | linux-gnu* | linux-dietlibc | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | \
123   kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | storm-chaos* | os2-emx* | rtmk-nova*)
124     os=-$maybe_os
125     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
126     ;;
127   *)
128     basic_machine=`echo $1 | sed 's/-[^-]*$//'`
129     if [ $basic_machine != $1 ]
130     then os=`echo $1 | sed 's/.*-/-/'`
131     else os=; fi
132     ;;
133 esac
134
135 ### Let's recognize common machines as not being operating systems so
136 ### that things like config.sub decstation-3100 work.  We also
137 ### recognize some manufacturers as not being operating systems, so we
138 ### can provide default operating systems below.
139 case $os in
140         -sun*os*)
141                 # Prevent following clause from handling this invalid input.
142                 ;;
143         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
144         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
145         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
146         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
147         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
148         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
149         -apple | -axis | -knuth | -cray)
150                 os=
151                 basic_machine=$1
152                 ;;
153         -sim | -cisco | -oki | -wec | -winbond)
154                 os=
155                 basic_machine=$1
156                 ;;
157         -scout)
158                 ;;
159         -wrs)
160                 os=-vxworks
161                 basic_machine=$1
162                 ;;
163         -chorusos*)
164                 os=-chorusos
165                 basic_machine=$1
166                 ;;
167         -chorusrdb)
168                 os=-chorusrdb
169                 basic_machine=$1
170                 ;;
171         -hiux*)
172                 os=-hiuxwe2
173                 ;;
174         -sco6)
175                 os=-sco5v6
176                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
177                 ;;
178         -sco5)
179                 os=-sco3.2v5
180                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
181                 ;;
182         -sco4)
183                 os=-sco3.2v4
184                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
185                 ;;
186         -sco3.2.[4-9]*)
187                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
188                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
189                 ;;
190         -sco3.2v[4-9]*)
191                 # Don't forget version if it is 3.2v4 or newer.
192                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
193                 ;;
194         -sco5v6*)
195                 # Don't forget version if it is 3.2v4 or newer.
196                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
197                 ;;
198         -sco*)
199                 os=-sco3.2v2
200                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
201                 ;;
202         -udk*)
203                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
204                 ;;
205         -isc)
206                 os=-isc2.2
207                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
208                 ;;
209         -clix*)
210                 basic_machine=clipper-intergraph
211                 ;;
212         -isc*)
213                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
214                 ;;
215         -lynx*)
216                 os=-lynxos
217                 ;;
218         -ptx*)
219                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
220                 ;;
221         -windowsnt*)
222                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
223                 ;;
224         -psos*)
225                 os=-psos
226                 ;;
227         -mint | -mint[0-9]*)
228                 basic_machine=m68k-atari
229                 os=-mint
230                 ;;
231 esac
232
233 # Decode aliases for certain CPU-COMPANY combinations.
234 case $basic_machine in
235         # Recognize the basic CPU types without company name.
236         # Some are omitted here because they have special meanings below.
237         1750a | 580 \
238         | a29k \
239         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
240         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
241         | am33_2.0 \
242         | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \
243         | bfin \
244         | c4x | clipper \
245         | d10v | d30v | dlx | dsp16xx \
246         | fr30 | frv \
247         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
248         | i370 | i860 | i960 | ia64 \
249         | ip2k | iq2000 \
250         | m32r | m32rle | m68000 | m68k | m88k | maxq | mcore \
251         | mips | mipsbe | mipseb | mipsel | mipsle \
252         | mips16 \
253         | mips64 | mips64el \
254         | mips64vr | mips64vrel \
255         | mips64orion | mips64orionel \
256         | mips64vr4100 | mips64vr4100el \
257         | mips64vr4300 | mips64vr4300el \
258         | mips64vr5000 | mips64vr5000el \
259         | mips64vr5900 | mips64vr5900el \
260         | mipsisa32 | mipsisa32el \
261         | mipsisa32r2 | mipsisa32r2el \
262         | mipsisa64 | mipsisa64el \
263         | mipsisa64r2 | mipsisa64r2el \
264         | mipsisa64sb1 | mipsisa64sb1el \
265         | mipsisa64sr71k | mipsisa64sr71kel \
266         | mipstx39 | mipstx39el \
267         | mn10200 | mn10300 \
268         | mt \
269         | msp430 \
270         | ns16k | ns32k \
271         | or32 \
272         | pdp10 | pdp11 | pj | pjl \
273         | powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \
274         | pyramid \
275         | sh | sh[1234] | sh[24]a | sh[23]e | sh[34]eb | shbe | shle | sh[1234]le | sh3ele \
276         | sh64 | sh64le \
277         | sparc | sparc64 | sparc64b | sparc86x | sparclet | sparclite \
278         | sparcv8 | sparcv9 | sparcv9b \
279         | strongarm \
280         | tahoe | thumb | tic4x | tic80 | tron \
281         | v850 | v850e \
282         | we32k \
283         | x86 | xscale | xscalee[bl] | xstormy16 | xtensa \
284         | z8k)
285                 basic_machine=$basic_machine-unknown
286                 ;;
287         m32c)
288                 basic_machine=$basic_machine-unknown
289                 ;;
290         m6811 | m68hc11 | m6812 | m68hc12)
291                 # Motorola 68HC11/12.
292                 basic_machine=$basic_machine-unknown
293                 os=-none
294                 ;;
295         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
296                 ;;
297
298         ms1)
299             basic_machine=mt-unknown
300             ;;
301         # We use `pc' rather than `unknown'
302         # because (1) that's what they normally are, and
303         # (2) the word "unknown" tends to confuse beginning users.
304         i*86 | x86_64)
305           basic_machine=$basic_machine-pc
306           ;;
307         # Object if more than one company name word.
308         *-*-*)
309                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
310                 exit 1
311                 ;;
312         # Recognize the basic CPU types with company name.
313         580-* \
314         | a29k-* \
315         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
316         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
317         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
318         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
319         | avr-* \
320         | bfin-* | bs2000-* \
321         | c[123]* | c30-* | [cjt]90-* | c4x-* | c54x-* | c55x-* | c6x-* \
322         | clipper-* | craynv-* | cydra-* \
323         | d10v-* | d30v-* | dlx-* \
324         | elxsi-* \
325         | f30[01]-* | f700-* | fr30-* | frv-* | fx80-* \
326         | h8300-* | h8500-* \
327         | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
328         | i*86-* | i860-* | i960-* | ia64-* \
329         | ip2k-* | iq2000-* \
330         | m32r-* | m32rle-* \
331         | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
332         | m88110-* | m88k-* | maxq-* | mcore-* \
333         | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
334         | mips16-* \
335         | mips64-* | mips64el-* \
336         | mips64vr-* | mips64vrel-* \
337         | mips64orion-* | mips64orionel-* \
338         | mips64vr4100-* | mips64vr4100el-* \
339         | mips64vr4300-* | mips64vr4300el-* \
340         | mips64vr5000-* | mips64vr5000el-* \
341         | mips64vr5900-* | mips64vr5900el-* \
342         | mipsisa32-* | mipsisa32el-* \
343         | mipsisa32r2-* | mipsisa32r2el-* \
344         | mipsisa64-* | mipsisa64el-* \
345         | mipsisa64r2-* | mipsisa64r2el-* \
346         | mipsisa64sb1-* | mipsisa64sb1el-* \
347         | mipsisa64sr71k-* | mipsisa64sr71kel-* \
348         | mipstx39-* | mipstx39el-* \
349         | mmix-* \
350         | mt-* \
351         | msp430-* \
352         | none-* | np1-* | ns16k-* | ns32k-* \
353         | orion-* \
354         | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
355         | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \
356         | pyramid-* \
357         | romp-* | rs6000-* \
358         | sh-* | sh[1234]-* | sh[24]a-* | sh[23]e-* | sh[34]eb-* | shbe-* \
359         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
360         | sparc-* | sparc64-* | sparc64b-* | sparc86x-* | sparclet-* \
361         | sparclite-* \
362         | sparcv8-* | sparcv9-* | sparcv9b-* | strongarm-* | sv1-* | sx?-* \
363         | tahoe-* | thumb-* \
364         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
365         | tron-* \
366         | v850-* | v850e-* | vax-* \
367         | we32k-* \
368         | x86-* | x86_64-* | xps100-* | xscale-* | xscalee[bl]-* \
369         | xstormy16-* | xtensa-* \
370         | ymp-* \
371         | z8k-*)
372                 ;;
373         m32c-*)
374                 ;;
375         # Recognize the various machine names and aliases which stand
376         # for a CPU type and a company and sometimes even an OS.
377         386bsd)
378                 basic_machine=i386-unknown
379                 os=-bsd
380                 ;;
381         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
382                 basic_machine=m68000-att
383                 ;;
384         3b*)
385                 basic_machine=we32k-att
386                 ;;
387         a29khif)
388                 basic_machine=a29k-amd
389                 os=-udi
390                 ;;
391         abacus)
392                 basic_machine=abacus-unknown
393                 ;;
394         adobe68k)
395                 basic_machine=m68010-adobe
396                 os=-scout
397                 ;;
398         alliant | fx80)
399                 basic_machine=fx80-alliant
400                 ;;
401         altos | altos3068)
402                 basic_machine=m68k-altos
403                 ;;
404         am29k)
405                 basic_machine=a29k-none
406                 os=-bsd
407                 ;;
408         amd64)
409                 basic_machine=x86_64-pc
410                 ;;
411         amd64-*)
412                 basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
413                 ;;
414         amdahl)
415                 basic_machine=580-amdahl
416                 os=-sysv
417                 ;;
418         amiga | amiga-*)
419                 basic_machine=m68k-unknown
420                 ;;
421         amigaos | amigados)
422                 basic_machine=m68k-unknown
423                 os=-amigaos
424                 ;;
425         amigaunix | amix)
426                 basic_machine=m68k-unknown
427                 os=-sysv4
428                 ;;
429         apollo68)
430                 basic_machine=m68k-apollo
431                 os=-sysv
432                 ;;
433         apollo68bsd)
434                 basic_machine=m68k-apollo
435                 os=-bsd
436                 ;;
437         aux)
438                 basic_machine=m68k-apple
439                 os=-aux
440                 ;;
441         balance)
442                 basic_machine=ns32k-sequent
443                 os=-dynix
444                 ;;
445         c90)
446                 basic_machine=c90-cray
447                 os=-unicos
448                 ;;
449         convex-c1)
450                 basic_machine=c1-convex
451                 os=-bsd
452                 ;;
453         convex-c2)
454                 basic_machine=c2-convex
455                 os=-bsd
456                 ;;
457         convex-c32)
458                 basic_machine=c32-convex
459                 os=-bsd
460                 ;;
461         convex-c34)
462                 basic_machine=c34-convex
463                 os=-bsd
464                 ;;
465         convex-c38)
466                 basic_machine=c38-convex
467                 os=-bsd
468                 ;;
469         cray | j90)
470                 basic_machine=j90-cray
471                 os=-unicos
472                 ;;
473         craynv)
474                 basic_machine=craynv-cray
475                 os=-unicosmp
476                 ;;
477         cr16c)
478                 basic_machine=cr16c-unknown
479                 os=-elf
480                 ;;
481         crds | unos)
482                 basic_machine=m68k-crds
483                 ;;
484         crisv32 | crisv32-* | etraxfs*)
485                 basic_machine=crisv32-axis
486                 ;;
487         cris | cris-* | etrax*)
488                 basic_machine=cris-axis
489                 ;;
490         crx)
491                 basic_machine=crx-unknown
492                 os=-elf
493                 ;;
494         da30 | da30-*)
495                 basic_machine=m68k-da30
496                 ;;
497         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
498                 basic_machine=mips-dec
499                 ;;
500         decsystem10* | dec10*)
501                 basic_machine=pdp10-dec
502                 os=-tops10
503                 ;;
504         decsystem20* | dec20*)
505                 basic_machine=pdp10-dec
506                 os=-tops20
507                 ;;
508         delta | 3300 | motorola-3300 | motorola-delta \
509               | 3300-motorola | delta-motorola)
510                 basic_machine=m68k-motorola
511                 ;;
512         delta88)
513                 basic_machine=m88k-motorola
514                 os=-sysv3
515                 ;;
516         djgpp)
517                 basic_machine=i586-pc
518                 os=-msdosdjgpp
519                 ;;
520         dpx20 | dpx20-*)
521                 basic_machine=rs6000-bull
522                 os=-bosx
523                 ;;
524         dpx2* | dpx2*-bull)
525                 basic_machine=m68k-bull
526                 os=-sysv3
527                 ;;
528         ebmon29k)
529                 basic_machine=a29k-amd
530                 os=-ebmon
531                 ;;
532         elxsi)
533                 basic_machine=elxsi-elxsi
534                 os=-bsd
535                 ;;
536         encore | umax | mmax)
537                 basic_machine=ns32k-encore
538                 ;;
539         es1800 | OSE68k | ose68k | ose | OSE)
540                 basic_machine=m68k-ericsson
541                 os=-ose
542                 ;;
543         fx2800)
544                 basic_machine=i860-alliant
545                 ;;
546         genix)
547                 basic_machine=ns32k-ns
548                 ;;
549         gmicro)
550                 basic_machine=tron-gmicro
551                 os=-sysv
552                 ;;
553         go32)
554                 basic_machine=i386-pc
555                 os=-go32
556                 ;;
557         h3050r* | hiux*)
558                 basic_machine=hppa1.1-hitachi
559                 os=-hiuxwe2
560                 ;;
561         h8300hms)
562                 basic_machine=h8300-hitachi
563                 os=-hms
564                 ;;
565         h8300xray)
566                 basic_machine=h8300-hitachi
567                 os=-xray
568                 ;;
569         h8500hms)
570                 basic_machine=h8500-hitachi
571                 os=-hms
572                 ;;
573         harris)
574                 basic_machine=m88k-harris
575                 os=-sysv3
576                 ;;
577         hp300-*)
578                 basic_machine=m68k-hp
579                 ;;
580         hp300bsd)
581                 basic_machine=m68k-hp
582                 os=-bsd
583                 ;;
584         hp300hpux)
585                 basic_machine=m68k-hp
586                 os=-hpux
587                 ;;
588         hp3k9[0-9][0-9] | hp9[0-9][0-9])
589                 basic_machine=hppa1.0-hp
590                 ;;
591         hp9k2[0-9][0-9] | hp9k31[0-9])
592                 basic_machine=m68000-hp
593                 ;;
594         hp9k3[2-9][0-9])
595                 basic_machine=m68k-hp
596                 ;;
597         hp9k6[0-9][0-9] | hp6[0-9][0-9])
598                 basic_machine=hppa1.0-hp
599                 ;;
600         hp9k7[0-79][0-9] | hp7[0-79][0-9])
601                 basic_machine=hppa1.1-hp
602                 ;;
603         hp9k78[0-9] | hp78[0-9])
604                 # FIXME: really hppa2.0-hp
605                 basic_machine=hppa1.1-hp
606                 ;;
607         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
608                 # FIXME: really hppa2.0-hp
609                 basic_machine=hppa1.1-hp
610                 ;;
611         hp9k8[0-9][13679] | hp8[0-9][13679])
612                 basic_machine=hppa1.1-hp
613                 ;;
614         hp9k8[0-9][0-9] | hp8[0-9][0-9])
615                 basic_machine=hppa1.0-hp
616                 ;;
617         hppa-next)
618                 os=-nextstep3
619                 ;;
620         hppaosf)
621                 basic_machine=hppa1.1-hp
622                 os=-osf
623                 ;;
624         hppro)
625                 basic_machine=hppa1.1-hp
626                 os=-proelf
627                 ;;
628         i370-ibm* | ibm*)
629                 basic_machine=i370-ibm
630                 ;;
631 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
632         i*86v32)
633                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
634                 os=-sysv32
635                 ;;
636         i*86v4*)
637                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
638                 os=-sysv4
639                 ;;
640         i*86v)
641                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
642                 os=-sysv
643                 ;;
644         i*86sol2)
645                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
646                 os=-solaris2
647                 ;;
648         i386mach)
649                 basic_machine=i386-mach
650                 os=-mach
651                 ;;
652         i386-vsta | vsta)
653                 basic_machine=i386-unknown
654                 os=-vsta
655                 ;;
656         iris | iris4d)
657                 basic_machine=mips-sgi
658                 case $os in
659                     -irix*)
660                         ;;
661                     *)
662                         os=-irix4
663                         ;;
664                 esac
665                 ;;
666         isi68 | isi)
667                 basic_machine=m68k-isi
668                 os=-sysv
669                 ;;
670         m88k-omron*)
671                 basic_machine=m88k-omron
672                 ;;
673         magnum | m3230)
674                 basic_machine=mips-mips
675                 os=-sysv
676                 ;;
677         merlin)
678                 basic_machine=ns32k-utek
679                 os=-sysv
680                 ;;
681         mingw32)
682                 basic_machine=i386-pc
683                 os=-mingw32
684                 ;;
685         miniframe)
686                 basic_machine=m68000-convergent
687                 ;;
688         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
689                 basic_machine=m68k-atari
690                 os=-mint
691                 ;;
692         mips3*-*)
693                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
694                 ;;
695         mips3*)
696                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
697                 ;;
698         monitor)
699                 basic_machine=m68k-rom68k
700                 os=-coff
701                 ;;
702         morphos)
703                 basic_machine=powerpc-unknown
704                 os=-morphos
705                 ;;
706         msdos)
707                 basic_machine=i386-pc
708                 os=-msdos
709                 ;;
710         ms1-*)
711                 basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
712                 ;;
713         mvs)
714                 basic_machine=i370-ibm
715                 os=-mvs
716                 ;;
717         ncr3000)
718                 basic_machine=i486-ncr
719                 os=-sysv4
720                 ;;
721         netbsd386)
722                 basic_machine=i386-unknown
723                 os=-netbsd
724                 ;;
725         netwinder)
726                 basic_machine=armv4l-rebel
727                 os=-linux
728                 ;;
729         news | news700 | news800 | news900)
730                 basic_machine=m68k-sony
731                 os=-newsos
732                 ;;
733         news1000)
734                 basic_machine=m68030-sony
735                 os=-newsos
736                 ;;
737         news-3600 | risc-news)
738                 basic_machine=mips-sony
739                 os=-newsos
740                 ;;
741         necv70)
742                 basic_machine=v70-nec
743                 os=-sysv
744                 ;;
745         next | m*-next )
746                 basic_machine=m68k-next
747                 case $os in
748                     -nextstep* )
749                         ;;
750                     -ns2*)
751                       os=-nextstep2
752                         ;;
753                     *)
754                       os=-nextstep3
755                         ;;
756                 esac
757                 ;;
758         nh3000)
759                 basic_machine=m68k-harris
760                 os=-cxux
761                 ;;
762         nh[45]000)
763                 basic_machine=m88k-harris
764                 os=-cxux
765                 ;;
766         nindy960)
767                 basic_machine=i960-intel
768                 os=-nindy
769                 ;;
770         mon960)
771                 basic_machine=i960-intel
772                 os=-mon960
773                 ;;
774         nonstopux)
775                 basic_machine=mips-compaq
776                 os=-nonstopux
777                 ;;
778         np1)
779                 basic_machine=np1-gould
780                 ;;
781         nsr-tandem)
782                 basic_machine=nsr-tandem
783                 ;;
784         op50n-* | op60c-*)
785                 basic_machine=hppa1.1-oki
786                 os=-proelf
787                 ;;
788         openrisc | openrisc-*)
789                 basic_machine=or32-unknown
790                 ;;
791         os400)
792                 basic_machine=powerpc-ibm
793                 os=-os400
794                 ;;
795         OSE68000 | ose68000)
796                 basic_machine=m68000-ericsson
797                 os=-ose
798                 ;;
799         os68k)
800                 basic_machine=m68k-none
801                 os=-os68k
802                 ;;
803         pa-hitachi)
804                 basic_machine=hppa1.1-hitachi
805                 os=-hiuxwe2
806                 ;;
807         paragon)
808                 basic_machine=i860-intel
809                 os=-osf
810                 ;;
811         pbd)
812                 basic_machine=sparc-tti
813                 ;;
814         pbb)
815                 basic_machine=m68k-tti
816                 ;;
817         pc532 | pc532-*)
818                 basic_machine=ns32k-pc532
819                 ;;
820         pentium | p5 | k5 | k6 | nexgen | viac3)
821                 basic_machine=i586-pc
822                 ;;
823         pentiumpro | p6 | 6x86 | athlon | athlon_*)
824                 basic_machine=i686-pc
825                 ;;
826         pentiumii | pentium2 | pentiumiii | pentium3)
827                 basic_machine=i686-pc
828                 ;;
829         pentium4)
830                 basic_machine=i786-pc
831                 ;;
832         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
833                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
834                 ;;
835         pentiumpro-* | p6-* | 6x86-* | athlon-*)
836                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
837                 ;;
838         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
839                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
840                 ;;
841         pentium4-*)
842                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
843                 ;;
844         pn)
845                 basic_machine=pn-gould
846                 ;;
847         power)  basic_machine=power-ibm
848                 ;;
849         ppc)    basic_machine=powerpc-unknown
850                 ;;
851         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
852                 ;;
853         ppcle | powerpclittle | ppc-le | powerpc-little)
854                 basic_machine=powerpcle-unknown
855                 ;;
856         ppcle-* | powerpclittle-*)
857                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
858                 ;;
859         ppc64)  basic_machine=powerpc64-unknown
860                 ;;
861         ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
862                 ;;
863         ppc64le | powerpc64little | ppc64-le | powerpc64-little)
864                 basic_machine=powerpc64le-unknown
865                 ;;
866         ppc64le-* | powerpc64little-*)
867                 basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
868                 ;;
869         ps2)
870                 basic_machine=i386-ibm
871                 ;;
872         pw32)
873                 basic_machine=i586-unknown
874                 os=-pw32
875                 ;;
876         rom68k)
877                 basic_machine=m68k-rom68k
878                 os=-coff
879                 ;;
880         rm[46]00)
881                 basic_machine=mips-siemens
882                 ;;
883         rtpc | rtpc-*)
884                 basic_machine=romp-ibm
885                 ;;
886         s390 | s390-*)
887                 basic_machine=s390-ibm
888                 ;;
889         s390x | s390x-*)
890                 basic_machine=s390x-ibm
891                 ;;
892         sa29200)
893                 basic_machine=a29k-amd
894                 os=-udi
895                 ;;
896         sb1)
897                 basic_machine=mipsisa64sb1-unknown
898                 ;;
899         sb1el)
900                 basic_machine=mipsisa64sb1el-unknown
901                 ;;
902         sei)
903                 basic_machine=mips-sei
904                 os=-seiux
905                 ;;
906         sequent)
907                 basic_machine=i386-sequent
908                 ;;
909         sh)
910                 basic_machine=sh-hitachi
911                 os=-hms
912                 ;;
913         sh64)
914                 basic_machine=sh64-unknown
915                 ;;
916         sparclite-wrs | simso-wrs)
917                 basic_machine=sparclite-wrs
918                 os=-vxworks
919                 ;;
920         sps7)
921                 basic_machine=m68k-bull
922                 os=-sysv2
923                 ;;
924         spur)
925                 basic_machine=spur-unknown
926                 ;;
927         st2000)
928                 basic_machine=m68k-tandem
929                 ;;
930         stratus)
931                 basic_machine=i860-stratus
932                 os=-sysv4
933                 ;;
934         sun2)
935                 basic_machine=m68000-sun
936                 ;;
937         sun2os3)
938                 basic_machine=m68000-sun
939                 os=-sunos3
940                 ;;
941         sun2os4)
942                 basic_machine=m68000-sun
943                 os=-sunos4
944                 ;;
945         sun3os3)
946                 basic_machine=m68k-sun
947                 os=-sunos3
948                 ;;
949         sun3os4)
950                 basic_machine=m68k-sun
951                 os=-sunos4
952                 ;;
953         sun4os3)
954                 basic_machine=sparc-sun
955                 os=-sunos3
956                 ;;
957         sun4os4)
958                 basic_machine=sparc-sun
959                 os=-sunos4
960                 ;;
961         sun4sol2)
962                 basic_machine=sparc-sun
963                 os=-solaris2
964                 ;;
965         sun3 | sun3-*)
966                 basic_machine=m68k-sun
967                 ;;
968         sun4)
969                 basic_machine=sparc-sun
970                 ;;
971         sun386 | sun386i | roadrunner)
972                 basic_machine=i386-sun
973                 ;;
974         sv1)
975                 basic_machine=sv1-cray
976                 os=-unicos
977                 ;;
978         symmetry)
979                 basic_machine=i386-sequent
980                 os=-dynix
981                 ;;
982         t3e)
983                 basic_machine=alphaev5-cray
984                 os=-unicos
985                 ;;
986         t90)
987                 basic_machine=t90-cray
988                 os=-unicos
989                 ;;
990         tic54x | c54x*)
991                 basic_machine=tic54x-unknown
992                 os=-coff
993                 ;;
994         tic55x | c55x*)
995                 basic_machine=tic55x-unknown
996                 os=-coff
997                 ;;
998         tic6x | c6x*)
999                 basic_machine=tic6x-unknown
1000                 os=-coff
1001                 ;;
1002         tx39)
1003                 basic_machine=mipstx39-unknown
1004                 ;;
1005         tx39el)
1006                 basic_machine=mipstx39el-unknown
1007                 ;;
1008         toad1)
1009                 basic_machine=pdp10-xkl
1010                 os=-tops20
1011                 ;;
1012         tower | tower-32)
1013                 basic_machine=m68k-ncr
1014                 ;;
1015         tpf)
1016                 basic_machine=s390x-ibm
1017                 os=-tpf
1018                 ;;
1019         udi29k)
1020                 basic_machine=a29k-amd
1021                 os=-udi
1022                 ;;
1023         ultra3)
1024                 basic_machine=a29k-nyu
1025                 os=-sym1
1026                 ;;
1027         v810 | necv810)
1028                 basic_machine=v810-nec
1029                 os=-none
1030                 ;;
1031         vaxv)
1032                 basic_machine=vax-dec
1033                 os=-sysv
1034                 ;;
1035         vms)
1036                 basic_machine=vax-dec
1037                 os=-vms
1038                 ;;
1039         vpp*|vx|vx-*)
1040                 basic_machine=f301-fujitsu
1041                 ;;
1042         vxworks960)
1043                 basic_machine=i960-wrs
1044                 os=-vxworks
1045                 ;;
1046         vxworks68)
1047                 basic_machine=m68k-wrs
1048                 os=-vxworks
1049                 ;;
1050         vxworks29k)
1051                 basic_machine=a29k-wrs
1052                 os=-vxworks
1053                 ;;
1054         w65*)
1055                 basic_machine=w65-wdc
1056                 os=-none
1057                 ;;
1058         w89k-*)
1059                 basic_machine=hppa1.1-winbond
1060                 os=-proelf
1061                 ;;
1062         xbox)
1063                 basic_machine=i686-pc
1064                 os=-mingw32
1065                 ;;
1066         xps | xps100)
1067                 basic_machine=xps100-honeywell
1068                 ;;
1069         ymp)
1070                 basic_machine=ymp-cray
1071                 os=-unicos
1072                 ;;
1073         z8k-*-coff)
1074                 basic_machine=z8k-unknown
1075                 os=-sim
1076                 ;;
1077         none)
1078                 basic_machine=none-none
1079                 os=-none
1080                 ;;
1081
1082 # Here we handle the default manufacturer of certain CPU types.  It is in
1083 # some cases the only manufacturer, in others, it is the most popular.
1084         w89k)
1085                 basic_machine=hppa1.1-winbond
1086                 ;;
1087         op50n)
1088                 basic_machine=hppa1.1-oki
1089                 ;;
1090         op60c)
1091                 basic_machine=hppa1.1-oki
1092                 ;;
1093         romp)
1094                 basic_machine=romp-ibm
1095                 ;;
1096         mmix)
1097                 basic_machine=mmix-knuth
1098                 ;;
1099         rs6000)
1100                 basic_machine=rs6000-ibm
1101                 ;;
1102         vax)
1103                 basic_machine=vax-dec
1104                 ;;
1105         pdp10)
1106                 # there are many clones, so DEC is not a safe bet
1107                 basic_machine=pdp10-unknown
1108                 ;;
1109         pdp11)
1110                 basic_machine=pdp11-dec
1111                 ;;
1112         we32k)
1113                 basic_machine=we32k-att
1114                 ;;
1115         sh[1234] | sh[24]a | sh[34]eb | sh[1234]le | sh[23]ele)
1116                 basic_machine=sh-unknown
1117                 ;;
1118         sparc | sparcv8 | sparcv9 | sparcv9b)
1119                 basic_machine=sparc-sun
1120                 ;;
1121         cydra)
1122                 basic_machine=cydra-cydrome
1123                 ;;
1124         orion)
1125                 basic_machine=orion-highlevel
1126                 ;;
1127         orion105)
1128                 basic_machine=clipper-highlevel
1129                 ;;
1130         mac | mpw | mac-mpw)
1131                 basic_machine=m68k-apple
1132                 ;;
1133         pmac | pmac-mpw)
1134                 basic_machine=powerpc-apple
1135                 ;;
1136         *-unknown)
1137                 # Make sure to match an already-canonicalized machine name.
1138                 ;;
1139         *)
1140                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
1141                 exit 1
1142                 ;;
1143 esac
1144
1145 # Here we canonicalize certain aliases for manufacturers.
1146 case $basic_machine in
1147         *-digital*)
1148                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
1149                 ;;
1150         *-commodore*)
1151                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
1152                 ;;
1153         *)
1154                 ;;
1155 esac
1156
1157 # Decode manufacturer-specific aliases for certain operating systems.
1158
1159 if [ x"$os" != x"" ]
1160 then
1161 case $os in
1162         # First match some system type aliases
1163         # that might get confused with valid system types.
1164         # -solaris* is a basic system type, with this one exception.
1165         -solaris1 | -solaris1.*)
1166                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1167                 ;;
1168         -solaris)
1169                 os=-solaris2
1170                 ;;
1171         -svr4*)
1172                 os=-sysv4
1173                 ;;
1174         -unixware*)
1175                 os=-sysv4.2uw
1176                 ;;
1177         -gnu/linux*)
1178                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1179                 ;;
1180         # First accept the basic system types.
1181         # The portable systems comes first.
1182         # Each alternative MUST END IN A *, to match a version number.
1183         # -sysv* is not here because it comes later, after sysvr4.
1184         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
1185               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
1186               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
1187               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
1188               | -aos* \
1189               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
1190               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
1191               | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* | -openbsd* \
1192               | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
1193               | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
1194               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
1195               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
1196               | -chorusos* | -chorusrdb* \
1197               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
1198               | -mingw32* | -linux-gnu* | -linux-uclibc* | -uxpv* | -beos* | -mpeix* | -udk* \
1199               | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
1200               | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
1201               | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
1202               | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
1203               | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
1204               | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
1205               | -skyos* | -haiku*)
1206         # Remember, each alternative MUST END IN *, to match a version number.
1207                 ;;
1208         -qnx*)
1209                 case $basic_machine in
1210                     x86-* | i*86-*)
1211                         ;;
1212                     *)
1213                         os=-nto$os
1214                         ;;
1215                 esac
1216                 ;;
1217         -nto-qnx*)
1218                 ;;
1219         -nto*)
1220                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1221                 ;;
1222         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
1223               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
1224               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
1225                 ;;
1226         -mac*)
1227                 os=`echo $os | sed -e 's|mac|macos|'`
1228                 ;;
1229         -linux-dietlibc)
1230                 os=-linux-dietlibc
1231                 ;;
1232         -linux*)
1233                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1234                 ;;
1235         -sunos5*)
1236                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
1237                 ;;
1238         -sunos6*)
1239                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
1240                 ;;
1241         -opened*)
1242                 os=-openedition
1243                 ;;
1244         -os400*)
1245                 os=-os400
1246                 ;;
1247         -wince*)
1248                 os=-wince
1249                 ;;
1250         -osfrose*)
1251                 os=-osfrose
1252                 ;;
1253         -osf*)
1254                 os=-osf
1255                 ;;
1256         -utek*)
1257                 os=-bsd
1258                 ;;
1259         -dynix*)
1260                 os=-bsd
1261                 ;;
1262         -acis*)
1263                 os=-aos
1264                 ;;
1265         -atheos*)
1266                 os=-atheos
1267                 ;;
1268         -syllable*)
1269                 os=-syllable
1270                 ;;
1271         -386bsd)
1272                 os=-bsd
1273                 ;;
1274         -ctix* | -uts*)
1275                 os=-sysv
1276                 ;;
1277         -nova*)
1278                 os=-rtmk-nova
1279                 ;;
1280         -ns2 )
1281                 os=-nextstep2
1282                 ;;
1283         -nsk*)
1284                 os=-nsk
1285                 ;;
1286         # Preserve the version number of sinix5.
1287         -sinix5.*)
1288                 os=`echo $os | sed -e 's|sinix|sysv|'`
1289                 ;;
1290         -sinix*)
1291                 os=-sysv4
1292                 ;;
1293         -tpf*)
1294                 os=-tpf
1295                 ;;
1296         -triton*)
1297                 os=-sysv3
1298                 ;;
1299         -oss*)
1300                 os=-sysv3
1301                 ;;
1302         -svr4)
1303                 os=-sysv4
1304                 ;;
1305         -svr3)
1306                 os=-sysv3
1307                 ;;
1308         -sysvr4)
1309                 os=-sysv4
1310                 ;;
1311         # This must come after -sysvr4.
1312         -sysv*)
1313                 ;;
1314         -ose*)
1315                 os=-ose
1316                 ;;
1317         -es1800*)
1318                 os=-ose
1319                 ;;
1320         -xenix)
1321                 os=-xenix
1322                 ;;
1323         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1324                 os=-mint
1325                 ;;
1326         -aros*)
1327                 os=-aros
1328                 ;;
1329         -kaos*)
1330                 os=-kaos
1331                 ;;
1332         -zvmoe)
1333                 os=-zvmoe
1334                 ;;
1335         -none)
1336                 ;;
1337         *)
1338                 # Get rid of the `-' at the beginning of $os.
1339                 os=`echo $os | sed 's/[^-]*-//'`
1340                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1341                 exit 1
1342                 ;;
1343 esac
1344 else
1345
1346 # Here we handle the default operating systems that come with various machines.
1347 # The value should be what the vendor currently ships out the door with their
1348 # machine or put another way, the most popular os provided with the machine.
1349
1350 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1351 # "-sun"), then you have to tell the case statement up towards the top
1352 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1353 # will signal an error saying that MANUFACTURER isn't an operating
1354 # system, and we'll never get to this point.
1355
1356 case $basic_machine in
1357         *-acorn)
1358                 os=-riscix1.2
1359                 ;;
1360         arm*-rebel)
1361                 os=-linux
1362                 ;;
1363         arm*-semi)
1364                 os=-aout
1365                 ;;
1366     c4x-* | tic4x-*)
1367         os=-coff
1368         ;;
1369         # This must come before the *-dec entry.
1370         pdp10-*)
1371                 os=-tops20
1372                 ;;
1373         pdp11-*)
1374                 os=-none
1375                 ;;
1376         *-dec | vax-*)
1377                 os=-ultrix4.2
1378                 ;;
1379         m68*-apollo)
1380                 os=-domain
1381                 ;;
1382         i386-sun)
1383                 os=-sunos4.0.2
1384                 ;;
1385         m68000-sun)
1386                 os=-sunos3
1387                 # This also exists in the configure program, but was not the
1388                 # default.
1389                 # os=-sunos4
1390                 ;;
1391         m68*-cisco)
1392                 os=-aout
1393                 ;;
1394         mips*-cisco)
1395                 os=-elf
1396                 ;;
1397         mips*-*)
1398                 os=-elf
1399                 ;;
1400         or32-*)
1401                 os=-coff
1402                 ;;
1403         *-tti)  # must be before sparc entry or we get the wrong os.
1404                 os=-sysv3
1405                 ;;
1406         sparc-* | *-sun)
1407                 os=-sunos4.1.1
1408                 ;;
1409         *-be)
1410                 os=-beos
1411                 ;;
1412         *-haiku)
1413                 os=-haiku
1414                 ;;
1415         *-ibm)
1416                 os=-aix
1417                 ;;
1418         *-knuth)
1419                 os=-mmixware
1420                 ;;
1421         *-wec)
1422                 os=-proelf
1423                 ;;
1424         *-winbond)
1425                 os=-proelf
1426                 ;;
1427         *-oki)
1428                 os=-proelf
1429                 ;;
1430         *-hp)
1431                 os=-hpux
1432                 ;;
1433         *-hitachi)
1434                 os=-hiux
1435                 ;;
1436         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1437                 os=-sysv
1438                 ;;
1439         *-cbm)
1440                 os=-amigaos
1441                 ;;
1442         *-dg)
1443                 os=-dgux
1444                 ;;
1445         *-dolphin)
1446                 os=-sysv3
1447                 ;;
1448         m68k-ccur)
1449                 os=-rtu
1450                 ;;
1451         m88k-omron*)
1452                 os=-luna
1453                 ;;
1454         *-next )
1455                 os=-nextstep
1456                 ;;
1457         *-sequent)
1458                 os=-ptx
1459                 ;;
1460         *-crds)
1461                 os=-unos
1462                 ;;
1463         *-ns)
1464                 os=-genix
1465                 ;;
1466         i370-*)
1467                 os=-mvs
1468                 ;;
1469         *-next)
1470                 os=-nextstep3
1471                 ;;
1472         *-gould)
1473                 os=-sysv
1474                 ;;
1475         *-highlevel)
1476                 os=-bsd
1477                 ;;
1478         *-encore)
1479                 os=-bsd
1480                 ;;
1481         *-sgi)
1482                 os=-irix
1483                 ;;
1484         *-siemens)
1485                 os=-sysv4
1486                 ;;
1487         *-masscomp)
1488                 os=-rtu
1489                 ;;
1490         f30[01]-fujitsu | f700-fujitsu)
1491                 os=-uxpv
1492                 ;;
1493         *-rom68k)
1494                 os=-coff
1495                 ;;
1496         *-*bug)
1497                 os=-coff
1498                 ;;
1499         *-apple)
1500                 os=-macos
1501                 ;;
1502         *-atari*)
1503                 os=-mint
1504                 ;;
1505         *)
1506                 os=-none
1507                 ;;
1508 esac
1509 fi
1510
1511 # Here we handle the case where we know the os, and the CPU type, but not the
1512 # manufacturer.  We pick the logical manufacturer.
1513 vendor=unknown
1514 case $basic_machine in
1515         *-unknown)
1516                 case $os in
1517                         -riscix*)
1518                                 vendor=acorn
1519                                 ;;
1520                         -sunos*)
1521                                 vendor=sun
1522                                 ;;
1523                         -aix*)
1524                                 vendor=ibm
1525                                 ;;
1526                         -beos*)
1527                                 vendor=be
1528                                 ;;
1529                         -hpux*)
1530                                 vendor=hp
1531                                 ;;
1532                         -mpeix*)
1533                                 vendor=hp
1534                                 ;;
1535                         -hiux*)
1536                                 vendor=hitachi
1537                                 ;;
1538                         -unos*)
1539                                 vendor=crds
1540                                 ;;
1541                         -dgux*)
1542                                 vendor=dg
1543                                 ;;
1544                         -luna*)
1545                                 vendor=omron
1546                                 ;;
1547                         -genix*)
1548                                 vendor=ns
1549                                 ;;
1550                         -mvs* | -opened*)
1551                                 vendor=ibm
1552                                 ;;
1553                         -os400*)
1554                                 vendor=ibm
1555                                 ;;
1556                         -ptx*)
1557                                 vendor=sequent
1558                                 ;;
1559                         -tpf*)
1560                                 vendor=ibm
1561                                 ;;
1562                         -vxsim* | -vxworks* | -windiss*)
1563                                 vendor=wrs
1564                                 ;;
1565                         -aux*)
1566                                 vendor=apple
1567                                 ;;
1568                         -hms*)
1569                                 vendor=hitachi
1570                                 ;;
1571                         -mpw* | -macos*)
1572                                 vendor=apple
1573                                 ;;
1574                         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1575                                 vendor=atari
1576                                 ;;
1577                         -vos*)
1578                                 vendor=stratus
1579                                 ;;
1580                 esac
1581                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1582                 ;;
1583 esac
1584
1585 echo $basic_machine$os
1586 exit
1587
1588 # Local variables:
1589 # eval: (add-hook 'write-file-hooks 'time-stamp)
1590 # time-stamp-start: "timestamp='"
1591 # time-stamp-format: "%:y-%02m-%02d"
1592 # time-stamp-end: "'"
1593 # End: