00f68b8e5f3d6bf7321123f569ce5753493af5ea
[mpfr.git] / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script.
3 #   Copyright 1992-2017 Free Software Foundation, Inc.
4
5 timestamp='2017-11-23'
6
7 # This file is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
11 #
12 # This program is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 # General Public License for more details.
16 #
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, see <https://www.gnu.org/licenses/>.
19 #
20 # As a special exception to the GNU General Public License, if you
21 # distribute this file as part of a program that contains a
22 # configuration script generated by Autoconf, you may include it under
23 # the same distribution terms that you use for the rest of that
24 # program.  This Exception is an additional permission under section 7
25 # of the GNU General Public License, version 3 ("GPLv3").
26
27
28 # Please send patches to <config-patches@gnu.org>.
29 #
30 # Configuration subroutine to validate and canonicalize a configuration type.
31 # Supply the specified configuration type as an argument.
32 # If it is invalid, we print an error message on stderr and exit with code 1.
33 # Otherwise, we print the canonical config type on stdout and succeed.
34
35 # You can get the latest version of this script from:
36 # https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
37
38 # This file is supposed to be the same for all GNU packages
39 # and recognize all the CPU types, system types and aliases
40 # that are meaningful with *any* GNU software.
41 # Each package is responsible for reporting which valid configurations
42 # it does not support.  The user should be able to distinguish
43 # a failure to support a valid configuration from a meaningless
44 # configuration.
45
46 # The goal of this file is to map all the various variations of a given
47 # machine specification into a single specification in the form:
48 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
49 # or in some cases, the newer four-part form:
50 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
51 # It is wrong to echo any other type of specification.
52
53 me=`echo "$0" | sed -e 's,.*/,,'`
54
55 usage="\
56 Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS
57
58 Canonicalize a configuration name.
59
60 Options:
61   -h, --help         print this help, then exit
62   -t, --time-stamp   print date of last modification, then exit
63   -v, --version      print version number, then exit
64
65 Report bugs and patches to <config-patches@gnu.org>."
66
67 version="\
68 GNU config.sub ($timestamp)
69
70 Copyright 1992-2017 Free Software Foundation, Inc.
71
72 This is free software; see the source for copying conditions.  There is NO
73 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
74
75 help="
76 Try \`$me --help' for more information."
77
78 # Parse command line
79 while test $# -gt 0 ; do
80   case $1 in
81     --time-stamp | --time* | -t )
82        echo "$timestamp" ; exit ;;
83     --version | -v )
84        echo "$version" ; exit ;;
85     --help | --h* | -h )
86        echo "$usage"; exit ;;
87     -- )     # Stop option processing
88        shift; break ;;
89     - ) # Use stdin as input.
90        break ;;
91     -* )
92        echo "$me: invalid option $1$help"
93        exit 1 ;;
94
95     *local*)
96        # First pass through any local machine types.
97        echo $1
98        exit ;;
99
100     * )
101        break ;;
102   esac
103 done
104
105 case $# in
106  0) echo "$me: missing argument$help" >&2
107     exit 1;;
108  1) ;;
109  *) echo "$me: too many arguments$help" >&2
110     exit 1;;
111 esac
112
113 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
114 # Here we must recognize all the valid KERNEL-OS combinations.
115 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
116 case $maybe_os in
117   nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
118   linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
119   knetbsd*-gnu* | netbsd*-gnu* | netbsd*-eabi* | \
120   kopensolaris*-gnu* | cloudabi*-eabi* | \
121   storm-chaos* | os2-emx* | rtmk-nova*)
122     os=-$maybe_os
123     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
124     ;;
125   android-linux)
126     os=-linux-android
127     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
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 | -microblaze*)
152                 os=
153                 basic_machine=$1
154                 ;;
155         -bluegene*)
156                 os=-cnk
157                 ;;
158         -sim | -cisco | -oki | -wec | -winbond)
159                 os=
160                 basic_machine=$1
161                 ;;
162         -scout)
163                 ;;
164         -wrs)
165                 os=-vxworks
166                 basic_machine=$1
167                 ;;
168         -chorusos*)
169                 os=-chorusos
170                 basic_machine=$1
171                 ;;
172         -chorusrdb)
173                 os=-chorusrdb
174                 basic_machine=$1
175                 ;;
176         -hiux*)
177                 os=-hiuxwe2
178                 ;;
179         -sco6)
180                 os=-sco5v6
181                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
182                 ;;
183         -sco5)
184                 os=-sco3.2v5
185                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
186                 ;;
187         -sco4)
188                 os=-sco3.2v4
189                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
190                 ;;
191         -sco3.2.[4-9]*)
192                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
193                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
194                 ;;
195         -sco3.2v[4-9]*)
196                 # Don't forget version if it is 3.2v4 or newer.
197                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
198                 ;;
199         -sco5v6*)
200                 # Don't forget version if it is 3.2v4 or newer.
201                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
202                 ;;
203         -sco*)
204                 os=-sco3.2v2
205                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
206                 ;;
207         -udk*)
208                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
209                 ;;
210         -isc)
211                 os=-isc2.2
212                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
213                 ;;
214         -clix*)
215                 basic_machine=clipper-intergraph
216                 ;;
217         -isc*)
218                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
219                 ;;
220         -lynx*178)
221                 os=-lynxos178
222                 ;;
223         -lynx*5)
224                 os=-lynxos5
225                 ;;
226         -lynx*)
227                 os=-lynxos
228                 ;;
229         -ptx*)
230                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
231                 ;;
232         -psos*)
233                 os=-psos
234                 ;;
235         -mint | -mint[0-9]*)
236                 basic_machine=m68k-atari
237                 os=-mint
238                 ;;
239 esac
240
241 # Decode aliases for certain CPU-COMPANY combinations.
242 case $basic_machine in
243         # Recognize the basic CPU types without company name.
244         # Some are omitted here because they have special meanings below.
245         1750a | 580 \
246         | a29k \
247         | aarch64 | aarch64_be \
248         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
249         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
250         | am33_2.0 \
251         | arc | arceb \
252         | arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
253         | avr | avr32 \
254         | ba \
255         | be32 | be64 \
256         | bfin \
257         | c4x | c8051 | clipper \
258         | d10v | d30v | dlx | dsp16xx \
259         | e2k | epiphany \
260         | fido | fr30 | frv | ft32 \
261         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
262         | hexagon \
263         | i370 | i860 | i960 | ia16 | ia64 \
264         | ip2k | iq2000 \
265         | k1om \
266         | le32 | le64 \
267         | lm32 \
268         | m32c | m32r | m32rle | m68000 | m68k | m88k \
269         | maxq | mb | microblaze | microblazeel | mcore | mep | metag \
270         | mips | mipsbe | mipseb | mipsel | mipsle \
271         | mips16 \
272         | mips64 | mips64el \
273         | mips64octeon | mips64octeonel \
274         | mips64orion | mips64orionel \
275         | mips64r5900 | mips64r5900el \
276         | mips64vr | mips64vrel \
277         | mips64vr4100 | mips64vr4100el \
278         | mips64vr4300 | mips64vr4300el \
279         | mips64vr5000 | mips64vr5000el \
280         | mips64vr5900 | mips64vr5900el \
281         | mipsisa32 | mipsisa32el \
282         | mipsisa32r2 | mipsisa32r2el \
283         | mipsisa32r6 | mipsisa32r6el \
284         | mipsisa64 | mipsisa64el \
285         | mipsisa64r2 | mipsisa64r2el \
286         | mipsisa64r6 | mipsisa64r6el \
287         | mipsisa64sb1 | mipsisa64sb1el \
288         | mipsisa64sr71k | mipsisa64sr71kel \
289         | mipsr5900 | mipsr5900el \
290         | mipstx39 | mipstx39el \
291         | mn10200 | mn10300 \
292         | moxie \
293         | mt \
294         | msp430 \
295         | nds32 | nds32le | nds32be \
296         | nios | nios2 | nios2eb | nios2el \
297         | ns16k | ns32k \
298         | open8 | or1k | or1knd | or32 \
299         | pdp10 | pdp11 | pj | pjl \
300         | powerpc | powerpc64 | powerpc64le | powerpcle \
301         | pru \
302         | pyramid \
303         | riscv32 | riscv64 \
304         | rl78 | rx \
305         | score \
306         | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[234]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
307         | sh64 | sh64le \
308         | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
309         | sparcv8 | sparcv9 | sparcv9b | sparcv9v \
310         | spu \
311         | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
312         | ubicom32 \
313         | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
314         | visium \
315         | wasm32 \
316         | x86 | xc16x | xstormy16 | xtensa \
317         | z8k | z80)
318                 basic_machine=$basic_machine-unknown
319                 ;;
320         c54x)
321                 basic_machine=tic54x-unknown
322                 ;;
323         c55x)
324                 basic_machine=tic55x-unknown
325                 ;;
326         c6x)
327                 basic_machine=tic6x-unknown
328                 ;;
329         leon|leon[3-9])
330                 basic_machine=sparc-$basic_machine
331                 ;;
332         m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
333                 basic_machine=$basic_machine-unknown
334                 os=-none
335                 ;;
336         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
337                 ;;
338         ms1)
339                 basic_machine=mt-unknown
340                 ;;
341
342         strongarm | thumb | xscale)
343                 basic_machine=arm-unknown
344                 ;;
345         xgate)
346                 basic_machine=$basic_machine-unknown
347                 os=-none
348                 ;;
349         xscaleeb)
350                 basic_machine=armeb-unknown
351                 ;;
352
353         xscaleel)
354                 basic_machine=armel-unknown
355                 ;;
356
357         # We use `pc' rather than `unknown'
358         # because (1) that's what they normally are, and
359         # (2) the word "unknown" tends to confuse beginning users.
360         i*86 | x86_64)
361           basic_machine=$basic_machine-pc
362           ;;
363         # Object if more than one company name word.
364         *-*-*)
365                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
366                 exit 1
367                 ;;
368         # Recognize the basic CPU types with company name.
369         580-* \
370         | a29k-* \
371         | aarch64-* | aarch64_be-* \
372         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
373         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
374         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
375         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
376         | avr-* | avr32-* \
377         | ba-* \
378         | be32-* | be64-* \
379         | bfin-* | bs2000-* \
380         | c[123]* | c30-* | [cjt]90-* | c4x-* \
381         | c8051-* | clipper-* | craynv-* | cydra-* \
382         | d10v-* | d30v-* | dlx-* \
383         | e2k-* | elxsi-* \
384         | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
385         | h8300-* | h8500-* \
386         | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
387         | hexagon-* \
388         | i*86-* | i860-* | i960-* | ia16-* | ia64-* \
389         | ip2k-* | iq2000-* \
390         | k1om-* \
391         | le32-* | le64-* \
392         | lm32-* \
393         | m32c-* | m32r-* | m32rle-* \
394         | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
395         | m88110-* | m88k-* | maxq-* | mcore-* | metag-* \
396         | microblaze-* | microblazeel-* \
397         | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
398         | mips16-* \
399         | mips64-* | mips64el-* \
400         | mips64octeon-* | mips64octeonel-* \
401         | mips64orion-* | mips64orionel-* \
402         | mips64r5900-* | mips64r5900el-* \
403         | mips64vr-* | mips64vrel-* \
404         | mips64vr4100-* | mips64vr4100el-* \
405         | mips64vr4300-* | mips64vr4300el-* \
406         | mips64vr5000-* | mips64vr5000el-* \
407         | mips64vr5900-* | mips64vr5900el-* \
408         | mipsisa32-* | mipsisa32el-* \
409         | mipsisa32r2-* | mipsisa32r2el-* \
410         | mipsisa32r6-* | mipsisa32r6el-* \
411         | mipsisa64-* | mipsisa64el-* \
412         | mipsisa64r2-* | mipsisa64r2el-* \
413         | mipsisa64r6-* | mipsisa64r6el-* \
414         | mipsisa64sb1-* | mipsisa64sb1el-* \
415         | mipsisa64sr71k-* | mipsisa64sr71kel-* \
416         | mipsr5900-* | mipsr5900el-* \
417         | mipstx39-* | mipstx39el-* \
418         | mmix-* \
419         | mt-* \
420         | msp430-* \
421         | nds32-* | nds32le-* | nds32be-* \
422         | nios-* | nios2-* | nios2eb-* | nios2el-* \
423         | none-* | np1-* | ns16k-* | ns32k-* \
424         | open8-* \
425         | or1k*-* \
426         | orion-* \
427         | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
428         | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \
429         | pru-* \
430         | pyramid-* \
431         | riscv32-* | riscv64-* \
432         | rl78-* | romp-* | rs6000-* | rx-* \
433         | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
434         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
435         | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
436         | sparclite-* \
437         | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx*-* \
438         | tahoe-* \
439         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
440         | tile*-* \
441         | tron-* \
442         | ubicom32-* \
443         | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
444         | vax-* \
445         | visium-* \
446         | wasm32-* \
447         | we32k-* \
448         | x86-* | x86_64-* | xc16x-* | xps100-* \
449         | xstormy16-* | xtensa*-* \
450         | ymp-* \
451         | z8k-* | z80-*)
452                 ;;
453         # Recognize the basic CPU types without company name, with glob match.
454         xtensa*)
455                 basic_machine=$basic_machine-unknown
456                 ;;
457         # Recognize the various machine names and aliases which stand
458         # for a CPU type and a company and sometimes even an OS.
459         386bsd)
460                 basic_machine=i386-unknown
461                 os=-bsd
462                 ;;
463         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
464                 basic_machine=m68000-att
465                 ;;
466         3b*)
467                 basic_machine=we32k-att
468                 ;;
469         a29khif)
470                 basic_machine=a29k-amd
471                 os=-udi
472                 ;;
473         abacus)
474                 basic_machine=abacus-unknown
475                 ;;
476         adobe68k)
477                 basic_machine=m68010-adobe
478                 os=-scout
479                 ;;
480         alliant | fx80)
481                 basic_machine=fx80-alliant
482                 ;;
483         altos | altos3068)
484                 basic_machine=m68k-altos
485                 ;;
486         am29k)
487                 basic_machine=a29k-none
488                 os=-bsd
489                 ;;
490         amd64)
491                 basic_machine=x86_64-pc
492                 ;;
493         amd64-*)
494                 basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
495                 ;;
496         amdahl)
497                 basic_machine=580-amdahl
498                 os=-sysv
499                 ;;
500         amiga | amiga-*)
501                 basic_machine=m68k-unknown
502                 ;;
503         amigaos | amigados)
504                 basic_machine=m68k-unknown
505                 os=-amigaos
506                 ;;
507         amigaunix | amix)
508                 basic_machine=m68k-unknown
509                 os=-sysv4
510                 ;;
511         apollo68)
512                 basic_machine=m68k-apollo
513                 os=-sysv
514                 ;;
515         apollo68bsd)
516                 basic_machine=m68k-apollo
517                 os=-bsd
518                 ;;
519         aros)
520                 basic_machine=i386-pc
521                 os=-aros
522                 ;;
523         asmjs)
524                 basic_machine=asmjs-unknown
525                 ;;
526         aux)
527                 basic_machine=m68k-apple
528                 os=-aux
529                 ;;
530         balance)
531                 basic_machine=ns32k-sequent
532                 os=-dynix
533                 ;;
534         blackfin)
535                 basic_machine=bfin-unknown
536                 os=-linux
537                 ;;
538         blackfin-*)
539                 basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
540                 os=-linux
541                 ;;
542         bluegene*)
543                 basic_machine=powerpc-ibm
544                 os=-cnk
545                 ;;
546         c54x-*)
547                 basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'`
548                 ;;
549         c55x-*)
550                 basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'`
551                 ;;
552         c6x-*)
553                 basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'`
554                 ;;
555         c90)
556                 basic_machine=c90-cray
557                 os=-unicos
558                 ;;
559         cegcc)
560                 basic_machine=arm-unknown
561                 os=-cegcc
562                 ;;
563         convex-c1)
564                 basic_machine=c1-convex
565                 os=-bsd
566                 ;;
567         convex-c2)
568                 basic_machine=c2-convex
569                 os=-bsd
570                 ;;
571         convex-c32)
572                 basic_machine=c32-convex
573                 os=-bsd
574                 ;;
575         convex-c34)
576                 basic_machine=c34-convex
577                 os=-bsd
578                 ;;
579         convex-c38)
580                 basic_machine=c38-convex
581                 os=-bsd
582                 ;;
583         cray | j90)
584                 basic_machine=j90-cray
585                 os=-unicos
586                 ;;
587         craynv)
588                 basic_machine=craynv-cray
589                 os=-unicosmp
590                 ;;
591         cr16 | cr16-*)
592                 basic_machine=cr16-unknown
593                 os=-elf
594                 ;;
595         crds | unos)
596                 basic_machine=m68k-crds
597                 ;;
598         crisv32 | crisv32-* | etraxfs*)
599                 basic_machine=crisv32-axis
600                 ;;
601         cris | cris-* | etrax*)
602                 basic_machine=cris-axis
603                 ;;
604         crx)
605                 basic_machine=crx-unknown
606                 os=-elf
607                 ;;
608         da30 | da30-*)
609                 basic_machine=m68k-da30
610                 ;;
611         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
612                 basic_machine=mips-dec
613                 ;;
614         decsystem10* | dec10*)
615                 basic_machine=pdp10-dec
616                 os=-tops10
617                 ;;
618         decsystem20* | dec20*)
619                 basic_machine=pdp10-dec
620                 os=-tops20
621                 ;;
622         delta | 3300 | motorola-3300 | motorola-delta \
623               | 3300-motorola | delta-motorola)
624                 basic_machine=m68k-motorola
625                 ;;
626         delta88)
627                 basic_machine=m88k-motorola
628                 os=-sysv3
629                 ;;
630         dicos)
631                 basic_machine=i686-pc
632                 os=-dicos
633                 ;;
634         djgpp)
635                 basic_machine=i586-pc
636                 os=-msdosdjgpp
637                 ;;
638         dpx20 | dpx20-*)
639                 basic_machine=rs6000-bull
640                 os=-bosx
641                 ;;
642         dpx2*)
643                 basic_machine=m68k-bull
644                 os=-sysv3
645                 ;;
646         e500v[12])
647                 basic_machine=powerpc-unknown
648                 os=$os"spe"
649                 ;;
650         e500v[12]-*)
651                 basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
652                 os=$os"spe"
653                 ;;
654         ebmon29k)
655                 basic_machine=a29k-amd
656                 os=-ebmon
657                 ;;
658         elxsi)
659                 basic_machine=elxsi-elxsi
660                 os=-bsd
661                 ;;
662         encore | umax | mmax)
663                 basic_machine=ns32k-encore
664                 ;;
665         es1800 | OSE68k | ose68k | ose | OSE)
666                 basic_machine=m68k-ericsson
667                 os=-ose
668                 ;;
669         fx2800)
670                 basic_machine=i860-alliant
671                 ;;
672         genix)
673                 basic_machine=ns32k-ns
674                 ;;
675         gmicro)
676                 basic_machine=tron-gmicro
677                 os=-sysv
678                 ;;
679         go32)
680                 basic_machine=i386-pc
681                 os=-go32
682                 ;;
683         h3050r* | hiux*)
684                 basic_machine=hppa1.1-hitachi
685                 os=-hiuxwe2
686                 ;;
687         h8300hms)
688                 basic_machine=h8300-hitachi
689                 os=-hms
690                 ;;
691         h8300xray)
692                 basic_machine=h8300-hitachi
693                 os=-xray
694                 ;;
695         h8500hms)
696                 basic_machine=h8500-hitachi
697                 os=-hms
698                 ;;
699         harris)
700                 basic_machine=m88k-harris
701                 os=-sysv3
702                 ;;
703         hp300-*)
704                 basic_machine=m68k-hp
705                 ;;
706         hp300bsd)
707                 basic_machine=m68k-hp
708                 os=-bsd
709                 ;;
710         hp300hpux)
711                 basic_machine=m68k-hp
712                 os=-hpux
713                 ;;
714         hp3k9[0-9][0-9] | hp9[0-9][0-9])
715                 basic_machine=hppa1.0-hp
716                 ;;
717         hp9k2[0-9][0-9] | hp9k31[0-9])
718                 basic_machine=m68000-hp
719                 ;;
720         hp9k3[2-9][0-9])
721                 basic_machine=m68k-hp
722                 ;;
723         hp9k6[0-9][0-9] | hp6[0-9][0-9])
724                 basic_machine=hppa1.0-hp
725                 ;;
726         hp9k7[0-79][0-9] | hp7[0-79][0-9])
727                 basic_machine=hppa1.1-hp
728                 ;;
729         hp9k78[0-9] | hp78[0-9])
730                 # FIXME: really hppa2.0-hp
731                 basic_machine=hppa1.1-hp
732                 ;;
733         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
734                 # FIXME: really hppa2.0-hp
735                 basic_machine=hppa1.1-hp
736                 ;;
737         hp9k8[0-9][13679] | hp8[0-9][13679])
738                 basic_machine=hppa1.1-hp
739                 ;;
740         hp9k8[0-9][0-9] | hp8[0-9][0-9])
741                 basic_machine=hppa1.0-hp
742                 ;;
743         hppa-next)
744                 os=-nextstep3
745                 ;;
746         hppaosf)
747                 basic_machine=hppa1.1-hp
748                 os=-osf
749                 ;;
750         hppro)
751                 basic_machine=hppa1.1-hp
752                 os=-proelf
753                 ;;
754         i370-ibm* | ibm*)
755                 basic_machine=i370-ibm
756                 ;;
757         i*86v32)
758                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
759                 os=-sysv32
760                 ;;
761         i*86v4*)
762                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
763                 os=-sysv4
764                 ;;
765         i*86v)
766                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
767                 os=-sysv
768                 ;;
769         i*86sol2)
770                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
771                 os=-solaris2
772                 ;;
773         i386mach)
774                 basic_machine=i386-mach
775                 os=-mach
776                 ;;
777         i386-vsta | vsta)
778                 basic_machine=i386-unknown
779                 os=-vsta
780                 ;;
781         iris | iris4d)
782                 basic_machine=mips-sgi
783                 case $os in
784                     -irix*)
785                         ;;
786                     *)
787                         os=-irix4
788                         ;;
789                 esac
790                 ;;
791         isi68 | isi)
792                 basic_machine=m68k-isi
793                 os=-sysv
794                 ;;
795         leon-*|leon[3-9]-*)
796                 basic_machine=sparc-`echo $basic_machine | sed 's/-.*//'`
797                 ;;
798         m68knommu)
799                 basic_machine=m68k-unknown
800                 os=-linux
801                 ;;
802         m68knommu-*)
803                 basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
804                 os=-linux
805                 ;;
806         m88k-omron*)
807                 basic_machine=m88k-omron
808                 ;;
809         magnum | m3230)
810                 basic_machine=mips-mips
811                 os=-sysv
812                 ;;
813         merlin)
814                 basic_machine=ns32k-utek
815                 os=-sysv
816                 ;;
817         microblaze*)
818                 basic_machine=microblaze-xilinx
819                 ;;
820         mingw64)
821                 basic_machine=x86_64-pc
822                 os=-mingw64
823                 ;;
824         mingw32)
825                 basic_machine=i686-pc
826                 os=-mingw32
827                 ;;
828         mingw32ce)
829                 basic_machine=arm-unknown
830                 os=-mingw32ce
831                 ;;
832         miniframe)
833                 basic_machine=m68000-convergent
834                 ;;
835         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
836                 basic_machine=m68k-atari
837                 os=-mint
838                 ;;
839         mips3*-*)
840                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
841                 ;;
842         mips3*)
843                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
844                 ;;
845         monitor)
846                 basic_machine=m68k-rom68k
847                 os=-coff
848                 ;;
849         morphos)
850                 basic_machine=powerpc-unknown
851                 os=-morphos
852                 ;;
853         moxiebox)
854                 basic_machine=moxie-unknown
855                 os=-moxiebox
856                 ;;
857         msdos)
858                 basic_machine=i386-pc
859                 os=-msdos
860                 ;;
861         ms1-*)
862                 basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
863                 ;;
864         msys)
865                 basic_machine=i686-pc
866                 os=-msys
867                 ;;
868         mvs)
869                 basic_machine=i370-ibm
870                 os=-mvs
871                 ;;
872         nacl)
873                 basic_machine=le32-unknown
874                 os=-nacl
875                 ;;
876         ncr3000)
877                 basic_machine=i486-ncr
878                 os=-sysv4
879                 ;;
880         netbsd386)
881                 basic_machine=i386-unknown
882                 os=-netbsd
883                 ;;
884         netwinder)
885                 basic_machine=armv4l-rebel
886                 os=-linux
887                 ;;
888         news | news700 | news800 | news900)
889                 basic_machine=m68k-sony
890                 os=-newsos
891                 ;;
892         news1000)
893                 basic_machine=m68030-sony
894                 os=-newsos
895                 ;;
896         news-3600 | risc-news)
897                 basic_machine=mips-sony
898                 os=-newsos
899                 ;;
900         necv70)
901                 basic_machine=v70-nec
902                 os=-sysv
903                 ;;
904         next | m*-next)
905                 basic_machine=m68k-next
906                 case $os in
907                     -nextstep* )
908                         ;;
909                     -ns2*)
910                       os=-nextstep2
911                         ;;
912                     *)
913                       os=-nextstep3
914                         ;;
915                 esac
916                 ;;
917         nh3000)
918                 basic_machine=m68k-harris
919                 os=-cxux
920                 ;;
921         nh[45]000)
922                 basic_machine=m88k-harris
923                 os=-cxux
924                 ;;
925         nindy960)
926                 basic_machine=i960-intel
927                 os=-nindy
928                 ;;
929         mon960)
930                 basic_machine=i960-intel
931                 os=-mon960
932                 ;;
933         nonstopux)
934                 basic_machine=mips-compaq
935                 os=-nonstopux
936                 ;;
937         np1)
938                 basic_machine=np1-gould
939                 ;;
940         neo-tandem)
941                 basic_machine=neo-tandem
942                 ;;
943         nse-tandem)
944                 basic_machine=nse-tandem
945                 ;;
946         nsr-tandem)
947                 basic_machine=nsr-tandem
948                 ;;
949         nsx-tandem)
950                 basic_machine=nsx-tandem
951                 ;;
952         op50n-* | op60c-*)
953                 basic_machine=hppa1.1-oki
954                 os=-proelf
955                 ;;
956         openrisc | openrisc-*)
957                 basic_machine=or32-unknown
958                 ;;
959         os400)
960                 basic_machine=powerpc-ibm
961                 os=-os400
962                 ;;
963         OSE68000 | ose68000)
964                 basic_machine=m68000-ericsson
965                 os=-ose
966                 ;;
967         os68k)
968                 basic_machine=m68k-none
969                 os=-os68k
970                 ;;
971         pa-hitachi)
972                 basic_machine=hppa1.1-hitachi
973                 os=-hiuxwe2
974                 ;;
975         paragon)
976                 basic_machine=i860-intel
977                 os=-osf
978                 ;;
979         parisc)
980                 basic_machine=hppa-unknown
981                 os=-linux
982                 ;;
983         parisc-*)
984                 basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
985                 os=-linux
986                 ;;
987         pbd)
988                 basic_machine=sparc-tti
989                 ;;
990         pbb)
991                 basic_machine=m68k-tti
992                 ;;
993         pc532 | pc532-*)
994                 basic_machine=ns32k-pc532
995                 ;;
996         pc98)
997                 basic_machine=i386-pc
998                 ;;
999         pc98-*)
1000                 basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
1001                 ;;
1002         pentium | p5 | k5 | k6 | nexgen | viac3)
1003                 basic_machine=i586-pc
1004                 ;;
1005         pentiumpro | p6 | 6x86 | athlon | athlon_*)
1006                 basic_machine=i686-pc
1007                 ;;
1008         pentiumii | pentium2 | pentiumiii | pentium3)
1009                 basic_machine=i686-pc
1010                 ;;
1011         pentium4)
1012                 basic_machine=i786-pc
1013                 ;;
1014         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
1015                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
1016                 ;;
1017         pentiumpro-* | p6-* | 6x86-* | athlon-*)
1018                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
1019                 ;;
1020         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
1021                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
1022                 ;;
1023         pentium4-*)
1024                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
1025                 ;;
1026         pn)
1027                 basic_machine=pn-gould
1028                 ;;
1029         power)  basic_machine=power-ibm
1030                 ;;
1031         ppc | ppcbe)    basic_machine=powerpc-unknown
1032                 ;;
1033         ppc-* | ppcbe-*)
1034                 basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
1035                 ;;
1036         ppcle | powerpclittle)
1037                 basic_machine=powerpcle-unknown
1038                 ;;
1039         ppcle-* | powerpclittle-*)
1040                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
1041                 ;;
1042         ppc64)  basic_machine=powerpc64-unknown
1043                 ;;
1044         ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
1045                 ;;
1046         ppc64le | powerpc64little)
1047                 basic_machine=powerpc64le-unknown
1048                 ;;
1049         ppc64le-* | powerpc64little-*)
1050                 basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
1051                 ;;
1052         ps2)
1053                 basic_machine=i386-ibm
1054                 ;;
1055         pw32)
1056                 basic_machine=i586-unknown
1057                 os=-pw32
1058                 ;;
1059         rdos | rdos64)
1060                 basic_machine=x86_64-pc
1061                 os=-rdos
1062                 ;;
1063         rdos32)
1064                 basic_machine=i386-pc
1065                 os=-rdos
1066                 ;;
1067         rom68k)
1068                 basic_machine=m68k-rom68k
1069                 os=-coff
1070                 ;;
1071         rm[46]00)
1072                 basic_machine=mips-siemens
1073                 ;;
1074         rtpc | rtpc-*)
1075                 basic_machine=romp-ibm
1076                 ;;
1077         s390 | s390-*)
1078                 basic_machine=s390-ibm
1079                 ;;
1080         s390x | s390x-*)
1081                 basic_machine=s390x-ibm
1082                 ;;
1083         sa29200)
1084                 basic_machine=a29k-amd
1085                 os=-udi
1086                 ;;
1087         sb1)
1088                 basic_machine=mipsisa64sb1-unknown
1089                 ;;
1090         sb1el)
1091                 basic_machine=mipsisa64sb1el-unknown
1092                 ;;
1093         sde)
1094                 basic_machine=mipsisa32-sde
1095                 os=-elf
1096                 ;;
1097         sei)
1098                 basic_machine=mips-sei
1099                 os=-seiux
1100                 ;;
1101         sequent)
1102                 basic_machine=i386-sequent
1103                 ;;
1104         sh)
1105                 basic_machine=sh-hitachi
1106                 os=-hms
1107                 ;;
1108         sh5el)
1109                 basic_machine=sh5le-unknown
1110                 ;;
1111         sh64)
1112                 basic_machine=sh64-unknown
1113                 ;;
1114         sparclite-wrs | simso-wrs)
1115                 basic_machine=sparclite-wrs
1116                 os=-vxworks
1117                 ;;
1118         sps7)
1119                 basic_machine=m68k-bull
1120                 os=-sysv2
1121                 ;;
1122         spur)
1123                 basic_machine=spur-unknown
1124                 ;;
1125         st2000)
1126                 basic_machine=m68k-tandem
1127                 ;;
1128         stratus)
1129                 basic_machine=i860-stratus
1130                 os=-sysv4
1131                 ;;
1132         strongarm-* | thumb-*)
1133                 basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'`
1134                 ;;
1135         sun2)
1136                 basic_machine=m68000-sun
1137                 ;;
1138         sun2os3)
1139                 basic_machine=m68000-sun
1140                 os=-sunos3
1141                 ;;
1142         sun2os4)
1143                 basic_machine=m68000-sun
1144                 os=-sunos4
1145                 ;;
1146         sun3os3)
1147                 basic_machine=m68k-sun
1148                 os=-sunos3
1149                 ;;
1150         sun3os4)
1151                 basic_machine=m68k-sun
1152                 os=-sunos4
1153                 ;;
1154         sun4os3)
1155                 basic_machine=sparc-sun
1156                 os=-sunos3
1157                 ;;
1158         sun4os4)
1159                 basic_machine=sparc-sun
1160                 os=-sunos4
1161                 ;;
1162         sun4sol2)
1163                 basic_machine=sparc-sun
1164                 os=-solaris2
1165                 ;;
1166         sun3 | sun3-*)
1167                 basic_machine=m68k-sun
1168                 ;;
1169         sun4)
1170                 basic_machine=sparc-sun
1171                 ;;
1172         sun386 | sun386i | roadrunner)
1173                 basic_machine=i386-sun
1174                 ;;
1175         sv1)
1176                 basic_machine=sv1-cray
1177                 os=-unicos
1178                 ;;
1179         symmetry)
1180                 basic_machine=i386-sequent
1181                 os=-dynix
1182                 ;;
1183         t3e)
1184                 basic_machine=alphaev5-cray
1185                 os=-unicos
1186                 ;;
1187         t90)
1188                 basic_machine=t90-cray
1189                 os=-unicos
1190                 ;;
1191         tile*)
1192                 basic_machine=$basic_machine-unknown
1193                 os=-linux-gnu
1194                 ;;
1195         tx39)
1196                 basic_machine=mipstx39-unknown
1197                 ;;
1198         tx39el)
1199                 basic_machine=mipstx39el-unknown
1200                 ;;
1201         toad1)
1202                 basic_machine=pdp10-xkl
1203                 os=-tops20
1204                 ;;
1205         tower | tower-32)
1206                 basic_machine=m68k-ncr
1207                 ;;
1208         tpf)
1209                 basic_machine=s390x-ibm
1210                 os=-tpf
1211                 ;;
1212         udi29k)
1213                 basic_machine=a29k-amd
1214                 os=-udi
1215                 ;;
1216         ultra3)
1217                 basic_machine=a29k-nyu
1218                 os=-sym1
1219                 ;;
1220         v810 | necv810)
1221                 basic_machine=v810-nec
1222                 os=-none
1223                 ;;
1224         vaxv)
1225                 basic_machine=vax-dec
1226                 os=-sysv
1227                 ;;
1228         vms)
1229                 basic_machine=vax-dec
1230                 os=-vms
1231                 ;;
1232         vpp*|vx|vx-*)
1233                 basic_machine=f301-fujitsu
1234                 ;;
1235         vxworks960)
1236                 basic_machine=i960-wrs
1237                 os=-vxworks
1238                 ;;
1239         vxworks68)
1240                 basic_machine=m68k-wrs
1241                 os=-vxworks
1242                 ;;
1243         vxworks29k)
1244                 basic_machine=a29k-wrs
1245                 os=-vxworks
1246                 ;;
1247         wasm32)
1248                 basic_machine=wasm32-unknown
1249                 ;;
1250         w65*)
1251                 basic_machine=w65-wdc
1252                 os=-none
1253                 ;;
1254         w89k-*)
1255                 basic_machine=hppa1.1-winbond
1256                 os=-proelf
1257                 ;;
1258         x64)
1259                 basic_machine=x86_64-pc
1260                 ;;
1261         xbox)
1262                 basic_machine=i686-pc
1263                 os=-mingw32
1264                 ;;
1265         xps | xps100)
1266                 basic_machine=xps100-honeywell
1267                 ;;
1268         xscale-* | xscalee[bl]-*)
1269                 basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'`
1270                 ;;
1271         ymp)
1272                 basic_machine=ymp-cray
1273                 os=-unicos
1274                 ;;
1275         z8k-*-coff)
1276                 basic_machine=z8k-unknown
1277                 os=-sim
1278                 ;;
1279         z80-*-coff)
1280                 basic_machine=z80-unknown
1281                 os=-sim
1282                 ;;
1283         none)
1284                 basic_machine=none-none
1285                 os=-none
1286                 ;;
1287
1288 # Here we handle the default manufacturer of certain CPU types.  It is in
1289 # some cases the only manufacturer, in others, it is the most popular.
1290         w89k)
1291                 basic_machine=hppa1.1-winbond
1292                 ;;
1293         op50n)
1294                 basic_machine=hppa1.1-oki
1295                 ;;
1296         op60c)
1297                 basic_machine=hppa1.1-oki
1298                 ;;
1299         romp)
1300                 basic_machine=romp-ibm
1301                 ;;
1302         mmix)
1303                 basic_machine=mmix-knuth
1304                 ;;
1305         rs6000)
1306                 basic_machine=rs6000-ibm
1307                 ;;
1308         vax)
1309                 basic_machine=vax-dec
1310                 ;;
1311         pdp10)
1312                 # there are many clones, so DEC is not a safe bet
1313                 basic_machine=pdp10-unknown
1314                 ;;
1315         pdp11)
1316                 basic_machine=pdp11-dec
1317                 ;;
1318         we32k)
1319                 basic_machine=we32k-att
1320                 ;;
1321         sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
1322                 basic_machine=sh-unknown
1323                 ;;
1324         sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
1325                 basic_machine=sparc-sun
1326                 ;;
1327         cydra)
1328                 basic_machine=cydra-cydrome
1329                 ;;
1330         orion)
1331                 basic_machine=orion-highlevel
1332                 ;;
1333         orion105)
1334                 basic_machine=clipper-highlevel
1335                 ;;
1336         mac | mpw | mac-mpw)
1337                 basic_machine=m68k-apple
1338                 ;;
1339         pmac | pmac-mpw)
1340                 basic_machine=powerpc-apple
1341                 ;;
1342         *-unknown)
1343                 # Make sure to match an already-canonicalized machine name.
1344                 ;;
1345         *)
1346                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
1347                 exit 1
1348                 ;;
1349 esac
1350
1351 # Here we canonicalize certain aliases for manufacturers.
1352 case $basic_machine in
1353         *-digital*)
1354                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
1355                 ;;
1356         *-commodore*)
1357                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
1358                 ;;
1359         *)
1360                 ;;
1361 esac
1362
1363 # Decode manufacturer-specific aliases for certain operating systems.
1364
1365 if [ x"$os" != x"" ]
1366 then
1367 case $os in
1368         # First match some system type aliases that might get confused
1369         # with valid system types.
1370         # -solaris* is a basic system type, with this one exception.
1371         -auroraux)
1372                 os=-auroraux
1373                 ;;
1374         -solaris1 | -solaris1.*)
1375                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1376                 ;;
1377         -solaris)
1378                 os=-solaris2
1379                 ;;
1380         -svr4*)
1381                 os=-sysv4
1382                 ;;
1383         -unixware*)
1384                 os=-sysv4.2uw
1385                 ;;
1386         -gnu/linux*)
1387                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1388                 ;;
1389         # Now accept the basic system types.
1390         # The portable systems comes first.
1391         # Each alternative MUST end in a * to match a version number.
1392         # -sysv* is not here because it comes later, after sysvr4.
1393         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
1394               | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
1395               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
1396               | -sym* | -kopensolaris* | -plan9* \
1397               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
1398               | -aos* | -aros* | -cloudabi* | -sortix* \
1399               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
1400               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
1401               | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
1402               | -bitrig* | -openbsd* | -solidbsd* | -libertybsd* \
1403               | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
1404               | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
1405               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
1406               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
1407               | -chorusos* | -chorusrdb* | -cegcc* | -glidix* \
1408               | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
1409               | -midipix* | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
1410               | -linux-newlib* | -linux-musl* | -linux-uclibc* \
1411               | -uxpv* | -beos* | -mpeix* | -udk* | -moxiebox* \
1412               | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
1413               | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
1414               | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
1415               | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
1416               | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
1417               | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
1418               | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* \
1419               | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox*)
1420         # Remember, each alternative MUST END IN *, to match a version number.
1421                 ;;
1422         -qnx*)
1423                 case $basic_machine in
1424                     x86-* | i*86-*)
1425                         ;;
1426                     *)
1427                         os=-nto$os
1428                         ;;
1429                 esac
1430                 ;;
1431         -nto-qnx*)
1432                 ;;
1433         -nto*)
1434                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1435                 ;;
1436         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
1437               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
1438               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
1439                 ;;
1440         -mac*)
1441                 os=`echo $os | sed -e 's|mac|macos|'`
1442                 ;;
1443         -linux-dietlibc)
1444                 os=-linux-dietlibc
1445                 ;;
1446         -linux*)
1447                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1448                 ;;
1449         -sunos5*)
1450                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
1451                 ;;
1452         -sunos6*)
1453                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
1454                 ;;
1455         -opened*)
1456                 os=-openedition
1457                 ;;
1458         -os400*)
1459                 os=-os400
1460                 ;;
1461         -wince*)
1462                 os=-wince
1463                 ;;
1464         -osfrose*)
1465                 os=-osfrose
1466                 ;;
1467         -osf*)
1468                 os=-osf
1469                 ;;
1470         -utek*)
1471                 os=-bsd
1472                 ;;
1473         -dynix*)
1474                 os=-bsd
1475                 ;;
1476         -acis*)
1477                 os=-aos
1478                 ;;
1479         -atheos*)
1480                 os=-atheos
1481                 ;;
1482         -syllable*)
1483                 os=-syllable
1484                 ;;
1485         -386bsd)
1486                 os=-bsd
1487                 ;;
1488         -ctix* | -uts*)
1489                 os=-sysv
1490                 ;;
1491         -nova*)
1492                 os=-rtmk-nova
1493                 ;;
1494         -ns2)
1495                 os=-nextstep2
1496                 ;;
1497         -nsk*)
1498                 os=-nsk
1499                 ;;
1500         # Preserve the version number of sinix5.
1501         -sinix5.*)
1502                 os=`echo $os | sed -e 's|sinix|sysv|'`
1503                 ;;
1504         -sinix*)
1505                 os=-sysv4
1506                 ;;
1507         -tpf*)
1508                 os=-tpf
1509                 ;;
1510         -triton*)
1511                 os=-sysv3
1512                 ;;
1513         -oss*)
1514                 os=-sysv3
1515                 ;;
1516         -svr4)
1517                 os=-sysv4
1518                 ;;
1519         -svr3)
1520                 os=-sysv3
1521                 ;;
1522         -sysvr4)
1523                 os=-sysv4
1524                 ;;
1525         # This must come after -sysvr4.
1526         -sysv*)
1527                 ;;
1528         -ose*)
1529                 os=-ose
1530                 ;;
1531         -es1800*)
1532                 os=-ose
1533                 ;;
1534         -xenix)
1535                 os=-xenix
1536                 ;;
1537         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1538                 os=-mint
1539                 ;;
1540         -aros*)
1541                 os=-aros
1542                 ;;
1543         -zvmoe)
1544                 os=-zvmoe
1545                 ;;
1546         -dicos*)
1547                 os=-dicos
1548                 ;;
1549         -pikeos*)
1550                 # Until real need of OS specific support for
1551                 # particular features comes up, bare metal
1552                 # configurations are quite functional.
1553                 case $basic_machine in
1554                     arm*)
1555                         os=-eabi
1556                         ;;
1557                     *)
1558                         os=-elf
1559                         ;;
1560                 esac
1561                 ;;
1562         -nacl*)
1563                 ;;
1564         -ios)
1565                 ;;
1566         -none)
1567                 ;;
1568         *)
1569                 # Get rid of the `-' at the beginning of $os.
1570                 os=`echo $os | sed 's/[^-]*-//'`
1571                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1572                 exit 1
1573                 ;;
1574 esac
1575 else
1576
1577 # Here we handle the default operating systems that come with various machines.
1578 # The value should be what the vendor currently ships out the door with their
1579 # machine or put another way, the most popular os provided with the machine.
1580
1581 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1582 # "-sun"), then you have to tell the case statement up towards the top
1583 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1584 # will signal an error saying that MANUFACTURER isn't an operating
1585 # system, and we'll never get to this point.
1586
1587 case $basic_machine in
1588         score-*)
1589                 os=-elf
1590                 ;;
1591         spu-*)
1592                 os=-elf
1593                 ;;
1594         *-acorn)
1595                 os=-riscix1.2
1596                 ;;
1597         arm*-rebel)
1598                 os=-linux
1599                 ;;
1600         arm*-semi)
1601                 os=-aout
1602                 ;;
1603         c4x-* | tic4x-*)
1604                 os=-coff
1605                 ;;
1606         c8051-*)
1607                 os=-elf
1608                 ;;
1609         hexagon-*)
1610                 os=-elf
1611                 ;;
1612         tic54x-*)
1613                 os=-coff
1614                 ;;
1615         tic55x-*)
1616                 os=-coff
1617                 ;;
1618         tic6x-*)
1619                 os=-coff
1620                 ;;
1621         # This must come before the *-dec entry.
1622         pdp10-*)
1623                 os=-tops20
1624                 ;;
1625         pdp11-*)
1626                 os=-none
1627                 ;;
1628         *-dec | vax-*)
1629                 os=-ultrix4.2
1630                 ;;
1631         m68*-apollo)
1632                 os=-domain
1633                 ;;
1634         i386-sun)
1635                 os=-sunos4.0.2
1636                 ;;
1637         m68000-sun)
1638                 os=-sunos3
1639                 ;;
1640         m68*-cisco)
1641                 os=-aout
1642                 ;;
1643         mep-*)
1644                 os=-elf
1645                 ;;
1646         mips*-cisco)
1647                 os=-elf
1648                 ;;
1649         mips*-*)
1650                 os=-elf
1651                 ;;
1652         or32-*)
1653                 os=-coff
1654                 ;;
1655         *-tti)  # must be before sparc entry or we get the wrong os.
1656                 os=-sysv3
1657                 ;;
1658         sparc-* | *-sun)
1659                 os=-sunos4.1.1
1660                 ;;
1661         pru-*)
1662                 os=-elf
1663                 ;;
1664         *-be)
1665                 os=-beos
1666                 ;;
1667         *-haiku)
1668                 os=-haiku
1669                 ;;
1670         *-ibm)
1671                 os=-aix
1672                 ;;
1673         *-knuth)
1674                 os=-mmixware
1675                 ;;
1676         *-wec)
1677                 os=-proelf
1678                 ;;
1679         *-winbond)
1680                 os=-proelf
1681                 ;;
1682         *-oki)
1683                 os=-proelf
1684                 ;;
1685         *-hp)
1686                 os=-hpux
1687                 ;;
1688         *-hitachi)
1689                 os=-hiux
1690                 ;;
1691         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1692                 os=-sysv
1693                 ;;
1694         *-cbm)
1695                 os=-amigaos
1696                 ;;
1697         *-dg)
1698                 os=-dgux
1699                 ;;
1700         *-dolphin)
1701                 os=-sysv3
1702                 ;;
1703         m68k-ccur)
1704                 os=-rtu
1705                 ;;
1706         m88k-omron*)
1707                 os=-luna
1708                 ;;
1709         *-next)
1710                 os=-nextstep
1711                 ;;
1712         *-sequent)
1713                 os=-ptx
1714                 ;;
1715         *-crds)
1716                 os=-unos
1717                 ;;
1718         *-ns)
1719                 os=-genix
1720                 ;;
1721         i370-*)
1722                 os=-mvs
1723                 ;;
1724         *-next)
1725                 os=-nextstep3
1726                 ;;
1727         *-gould)
1728                 os=-sysv
1729                 ;;
1730         *-highlevel)
1731                 os=-bsd
1732                 ;;
1733         *-encore)
1734                 os=-bsd
1735                 ;;
1736         *-sgi)
1737                 os=-irix
1738                 ;;
1739         *-siemens)
1740                 os=-sysv4
1741                 ;;
1742         *-masscomp)
1743                 os=-rtu
1744                 ;;
1745         f30[01]-fujitsu | f700-fujitsu)
1746                 os=-uxpv
1747                 ;;
1748         *-rom68k)
1749                 os=-coff
1750                 ;;
1751         *-*bug)
1752                 os=-coff
1753                 ;;
1754         *-apple)
1755                 os=-macos
1756                 ;;
1757         *-atari*)
1758                 os=-mint
1759                 ;;
1760         *)
1761                 os=-none
1762                 ;;
1763 esac
1764 fi
1765
1766 # Here we handle the case where we know the os, and the CPU type, but not the
1767 # manufacturer.  We pick the logical manufacturer.
1768 vendor=unknown
1769 case $basic_machine in
1770         *-unknown)
1771                 case $os in
1772                         -riscix*)
1773                                 vendor=acorn
1774                                 ;;
1775                         -sunos*)
1776                                 vendor=sun
1777                                 ;;
1778                         -cnk*|-aix*)
1779                                 vendor=ibm
1780                                 ;;
1781                         -beos*)
1782                                 vendor=be
1783                                 ;;
1784                         -hpux*)
1785                                 vendor=hp
1786                                 ;;
1787                         -mpeix*)
1788                                 vendor=hp
1789                                 ;;
1790                         -hiux*)
1791                                 vendor=hitachi
1792                                 ;;
1793                         -unos*)
1794                                 vendor=crds
1795                                 ;;
1796                         -dgux*)
1797                                 vendor=dg
1798                                 ;;
1799                         -luna*)
1800                                 vendor=omron
1801                                 ;;
1802                         -genix*)
1803                                 vendor=ns
1804                                 ;;
1805                         -mvs* | -opened*)
1806                                 vendor=ibm
1807                                 ;;
1808                         -os400*)
1809                                 vendor=ibm
1810                                 ;;
1811                         -ptx*)
1812                                 vendor=sequent
1813                                 ;;
1814                         -tpf*)
1815                                 vendor=ibm
1816                                 ;;
1817                         -vxsim* | -vxworks* | -windiss*)
1818                                 vendor=wrs
1819                                 ;;
1820                         -aux*)
1821                                 vendor=apple
1822                                 ;;
1823                         -hms*)
1824                                 vendor=hitachi
1825                                 ;;
1826                         -mpw* | -macos*)
1827                                 vendor=apple
1828                                 ;;
1829                         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1830                                 vendor=atari
1831                                 ;;
1832                         -vos*)
1833                                 vendor=stratus
1834                                 ;;
1835                 esac
1836                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1837                 ;;
1838 esac
1839
1840 echo $basic_machine$os
1841 exit
1842
1843 # Local variables:
1844 # eval: (add-hook 'write-file-functions 'time-stamp)
1845 # time-stamp-start: "timestamp='"
1846 # time-stamp-format: "%:y-%02m-%02d"
1847 # time-stamp-end: "'"
1848 # End: