Remove incredibly confusing isBaseAddressKnownZero.
[oota-llvm.git] / autoconf / config.sub
1 #! /bin/sh
2 # Configuration validation subroutine script.
3 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 #   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
5 #   2011 Free Software Foundation, Inc.
6
7 timestamp='2011-11-02'
8
9 # This file is (in principle) common to ALL GNU software.
10 # The presence of a machine in this file suggests that SOME GNU software
11 # can handle that machine.  It does not imply ALL GNU software can.
12 #
13 # This file is free software; you can redistribute it and/or modify
14 # it under the terms of the GNU General Public License as published by
15 # the Free Software Foundation; either version 2 of the License, or
16 # (at your option) any later version.
17 #
18 # This program is distributed in the hope that it will be useful,
19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 # GNU General Public License for more details.
22 #
23 # You should have received a copy of the GNU General Public License
24 # along with this program; if not, write to the Free Software
25 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
26 # 02110-1301, USA.
27 #
28 # As a special exception to the GNU General Public License, if you
29 # distribute this file as part of a program that contains a
30 # configuration script generated by Autoconf, you may include it under
31 # the same distribution terms that you use for the rest of that program.
32
33
34 # Please send patches to <config-patches@gnu.org>.  Submit a context
35 # diff and a properly formatted GNU ChangeLog entry.
36 #
37 # Configuration subroutine to validate and canonicalize a configuration type.
38 # Supply the specified configuration type as an argument.
39 # If it is invalid, we print an error message on stderr and exit with code 1.
40 # Otherwise, we print the canonical config type on stdout and succeed.
41
42 # You can get the latest version of this script from:
43 # http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
44
45 # This file is supposed to be the same for all GNU packages
46 # and recognize all the CPU types, system types and aliases
47 # that are meaningful with *any* GNU software.
48 # Each package is responsible for reporting which valid configurations
49 # it does not support.  The user should be able to distinguish
50 # a failure to support a valid configuration from a meaningless
51 # configuration.
52
53 # The goal of this file is to map all the various variations of a given
54 # machine specification into a single specification in the form:
55 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
56 # or in some cases, the newer four-part form:
57 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
58 # It is wrong to echo any other type of specification.
59
60 me=`echo "$0" | sed -e 's,.*/,,'`
61
62 usage="\
63 Usage: $0 [OPTION] CPU-MFR-OPSYS
64        $0 [OPTION] ALIAS
65
66 Canonicalize a configuration name.
67
68 Operation modes:
69   -h, --help         print this help, then exit
70   -t, --time-stamp   print date of last modification, then exit
71   -v, --version      print version number, then exit
72
73 Report bugs and patches to <config-patches@gnu.org>."
74
75 version="\
76 GNU config.sub ($timestamp)
77
78 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
79 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free
80 Software Foundation, Inc.
81
82 This is free software; see the source for copying conditions.  There is NO
83 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
84
85 help="
86 Try \`$me --help' for more information."
87
88 # Parse command line
89 while test $# -gt 0 ; do
90   case $1 in
91     --time-stamp | --time* | -t )
92        echo "$timestamp" ; exit ;;
93     --version | -v )
94        echo "$version" ; exit ;;
95     --help | --h* | -h )
96        echo "$usage"; exit ;;
97     -- )     # Stop option processing
98        shift; break ;;
99     - ) # Use stdin as input.
100        break ;;
101     -* )
102        echo "$me: invalid option $1$help"
103        exit 1 ;;
104
105     *local*)
106        # First pass through any local machine types.
107        echo $1
108        exit ;;
109
110     * )
111        break ;;
112   esac
113 done
114
115 case $# in
116  0) echo "$me: missing argument$help" >&2
117     exit 1;;
118  1) ;;
119  *) echo "$me: too many arguments$help" >&2
120     exit 1;;
121 esac
122
123 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
124 # Here we must recognize all the valid KERNEL-OS combinations.
125 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
126 case $maybe_os in
127   nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
128   linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
129   knetbsd*-gnu* | netbsd*-gnu* | \
130   kopensolaris*-gnu* | \
131   storm-chaos* | os2-emx* | rtmk-nova*)
132     os=-$maybe_os
133     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
134     ;;
135   *)
136     basic_machine=`echo $1 | sed 's/-[^-]*$//'`
137     if [ $basic_machine != $1 ]
138     then os=`echo $1 | sed 's/.*-/-/'`
139     else os=; fi
140     ;;
141 esac
142
143 ### Let's recognize common machines as not being operating systems so
144 ### that things like config.sub decstation-3100 work.  We also
145 ### recognize some manufacturers as not being operating systems, so we
146 ### can provide default operating systems below.
147 case $os in
148         -sun*os*)
149                 # Prevent following clause from handling this invalid input.
150                 ;;
151         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
152         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
153         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
154         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
155         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
156         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
157         -apple | -axis | -knuth | -cray | -microblaze)
158                 os=
159                 basic_machine=$1
160                 ;;
161         -bluegene*)
162                 os=-cnk
163                 ;;
164         -sim | -cisco | -oki | -wec | -winbond)
165                 os=
166                 basic_machine=$1
167                 ;;
168         -scout)
169                 ;;
170         -wrs)
171                 os=-vxworks
172                 basic_machine=$1
173                 ;;
174         -chorusos*)
175                 os=-chorusos
176                 basic_machine=$1
177                 ;;
178         -chorusrdb)
179                 os=-chorusrdb
180                 basic_machine=$1
181                 ;;
182         -hiux*)
183                 os=-hiuxwe2
184                 ;;
185         -sco6)
186                 os=-sco5v6
187                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
188                 ;;
189         -sco5)
190                 os=-sco3.2v5
191                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
192                 ;;
193         -sco4)
194                 os=-sco3.2v4
195                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
196                 ;;
197         -sco3.2.[4-9]*)
198                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
199                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
200                 ;;
201         -sco3.2v[4-9]*)
202                 # Don't forget version if it is 3.2v4 or newer.
203                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
204                 ;;
205         -sco5v6*)
206                 # Don't forget version if it is 3.2v4 or newer.
207                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
208                 ;;
209         -sco*)
210                 os=-sco3.2v2
211                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
212                 ;;
213         -udk*)
214                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
215                 ;;
216         -isc)
217                 os=-isc2.2
218                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
219                 ;;
220         -clix*)
221                 basic_machine=clipper-intergraph
222                 ;;
223         -isc*)
224                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
225                 ;;
226         -lynx*)
227                 os=-lynxos
228                 ;;
229         -ptx*)
230                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
231                 ;;
232         -windowsnt*)
233                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
234                 ;;
235         -psos*)
236                 os=-psos
237                 ;;
238         -mint | -mint[0-9]*)
239                 basic_machine=m68k-atari
240                 os=-mint
241                 ;;
242 esac
243
244 # Decode aliases for certain CPU-COMPANY combinations.
245 case $basic_machine in
246         # Recognize the basic CPU types without company name.
247         # Some are omitted here because they have special meanings below.
248         1750a | 580 \
249         | a29k \
250         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
251         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
252         | am33_2.0 \
253         | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \
254    | aarch64 | aarch64_be \
255    | be32 | be64 \
256         | bfin \
257         | c4x | clipper \
258         | d10v | d30v | dlx | dsp16xx \
259         | fido | fr30 | frv \
260         | hexagon \
261         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
262         | i370 | i860 | i960 | ia64 \
263         | ip2k | iq2000 \
264         | le32 | le64 \
265         | lm32 \
266         | m32c | m32r | m32rle | m68000 | m68k | m88k \
267         | maxq | mb | microblaze | mcore | mep | metag \
268         | mips | mipsbe | mipseb | mipsel | mipsle \
269         | mips16 \
270         | mips64 | mips64el \
271         | mips64octeon | mips64octeonel \
272         | mips64orion | mips64orionel \
273         | mips64r5900 | mips64r5900el \
274         | mips64vr | mips64vrel \
275         | mips64vr4100 | mips64vr4100el \
276         | mips64vr4300 | mips64vr4300el \
277         | mips64vr5000 | mips64vr5000el \
278         | mips64vr5900 | mips64vr5900el \
279         | mipsisa32 | mipsisa32el \
280         | mipsisa32r2 | mipsisa32r2el \
281         | mipsisa64 | mipsisa64el \
282         | mipsisa64r2 | mipsisa64r2el \
283         | mipsisa64sb1 | mipsisa64sb1el \
284         | mipsisa64sr71k | mipsisa64sr71kel \
285         | mipstx39 | mipstx39el \
286         | mn10200 | mn10300 \
287         | moxie \
288         | mt \
289         | msp430 \
290         | nds32 | nds32le | nds32be \
291         | nios | nios2 \
292         | ns16k | ns32k \
293         | open8 \
294         | or32 \
295         | pdp10 | pdp11 | pj | pjl \
296         | powerpc | powerpc64 | powerpc64le | powerpcle \
297         | pyramid \
298         | rx \
299         | score \
300         | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
301         | sh64 | sh64le \
302         | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
303         | sparcv8 | sparcv9 | sparcv9b | sparcv9v \
304         | spu \
305         | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
306         | ubicom32 \
307         | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
308         | we32k \
309         | x86 | xc16x | xstormy16 | xtensa \
310         | z8k | z80)
311                 basic_machine=$basic_machine-unknown
312                 ;;
313         c54x)
314                 basic_machine=tic54x-unknown
315                 ;;
316         c55x)
317                 basic_machine=tic55x-unknown
318                 ;;
319         c6x)
320                 basic_machine=tic6x-unknown
321                 ;;
322         m6811 | m68hc11 | m6812 | m68hc12 | picochip)
323                 # Motorola 68HC11/12.
324                 basic_machine=$basic_machine-unknown
325                 os=-none
326                 ;;
327         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
328                 ;;
329         ms1)
330                 basic_machine=mt-unknown
331                 ;;
332
333         strongarm | thumb | xscale)
334                 basic_machine=arm-unknown
335                 ;;
336
337         xscaleeb)
338                 basic_machine=armeb-unknown
339                 ;;
340
341         xscaleel)
342                 basic_machine=armel-unknown
343                 ;;
344
345         # We use `pc' rather than `unknown'
346         # because (1) that's what they normally are, and
347         # (2) the word "unknown" tends to confuse beginning users.
348         i*86 | x86_64)
349           basic_machine=$basic_machine-pc
350           ;;
351         # Object if more than one company name word.
352         *-*-*)
353                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
354                 exit 1
355                 ;;
356         # Recognize the basic CPU types with company name.
357         580-* \
358         | a29k-* \
359         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
360         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
361         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
362         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
363    | aarch64-* | aarch64_be-* \
364         | avr-* | avr32-* \
365         | be32-* | be64-* \
366         | bfin-* | bs2000-* \
367         | c[123]* | c30-* | [cjt]90-* | c4x-* \
368         | clipper-* | craynv-* | cydra-* \
369         | d10v-* | d30v-* | dlx-* \
370         | elxsi-* \
371         | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
372         | h8300-* | h8500-* \
373         | hexagon-* \
374         | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
375         | i*86-* | i860-* | i960-* | ia64-* \
376         | ip2k-* | iq2000-* \
377         | le32-* | le64-* \
378         | lm32-* \
379         | m32c-* | m32r-* | m32rle-* \
380         | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
381         | m88110-* | m88k-* | maxq-* | mcore-* | metag-* | microblaze-* \
382         | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
383         | mips16-* \
384         | mips64-* | mips64el-* \
385         | mips64octeon-* | mips64octeonel-* \
386         | mips64orion-* | mips64orionel-* \
387         | mips64r5900-* | mips64r5900el-* \
388         | mips64vr-* | mips64vrel-* \
389         | mips64vr4100-* | mips64vr4100el-* \
390         | mips64vr4300-* | mips64vr4300el-* \
391         | mips64vr5000-* | mips64vr5000el-* \
392         | mips64vr5900-* | mips64vr5900el-* \
393         | mipsisa32-* | mipsisa32el-* \
394         | mipsisa32r2-* | mipsisa32r2el-* \
395         | mipsisa64-* | mipsisa64el-* \
396         | mipsisa64r2-* | mipsisa64r2el-* \
397         | mipsisa64sb1-* | mipsisa64sb1el-* \
398         | mipsisa64sr71k-* | mipsisa64sr71kel-* \
399         | mipstx39-* | mipstx39el-* \
400         | mmix-* \
401         | mt-* \
402         | msp430-* \
403         | nds32-* | nds32le-* | nds32be-* \
404         | nios-* | nios2-* \
405         | none-* | np1-* | ns16k-* | ns32k-* \
406         | open8-* \
407         | orion-* \
408         | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
409         | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \
410         | pyramid-* \
411         | romp-* | rs6000-* | rx-* \
412         | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
413         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
414         | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
415         | sparclite-* \
416         | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx?-* \
417         | tahoe-* \
418         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
419         | tile*-* \
420         | tron-* \
421         | ubicom32-* \
422         | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
423         | vax-* \
424         | we32k-* \
425         | x86-* | x86_64-* | xc16x-* | xps100-* \
426         | xstormy16-* | xtensa*-* \
427         | ymp-* \
428         | z8k-* | z80-*)
429                 ;;
430         # Recognize the basic CPU types without company name, with glob match.
431         xtensa*)
432                 basic_machine=$basic_machine-unknown
433                 ;;
434         # Recognize the various machine names and aliases which stand
435         # for a CPU type and a company and sometimes even an OS.
436         386bsd)
437                 basic_machine=i386-unknown
438                 os=-bsd
439                 ;;
440         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
441                 basic_machine=m68000-att
442                 ;;
443         3b*)
444                 basic_machine=we32k-att
445                 ;;
446         a29khif)
447                 basic_machine=a29k-amd
448                 os=-udi
449                 ;;
450         abacus)
451                 basic_machine=abacus-unknown
452                 ;;
453         adobe68k)
454                 basic_machine=m68010-adobe
455                 os=-scout
456                 ;;
457         alliant | fx80)
458                 basic_machine=fx80-alliant
459                 ;;
460         altos | altos3068)
461                 basic_machine=m68k-altos
462                 ;;
463         am29k)
464                 basic_machine=a29k-none
465                 os=-bsd
466                 ;;
467         amd64)
468                 basic_machine=x86_64-pc
469                 ;;
470         amd64-*)
471                 basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
472                 ;;
473         amdahl)
474                 basic_machine=580-amdahl
475                 os=-sysv
476                 ;;
477         amiga | amiga-*)
478                 basic_machine=m68k-unknown
479                 ;;
480         amigaos | amigados)
481                 basic_machine=m68k-unknown
482                 os=-amigaos
483                 ;;
484         amigaunix | amix)
485                 basic_machine=m68k-unknown
486                 os=-sysv4
487                 ;;
488         apollo68)
489                 basic_machine=m68k-apollo
490                 os=-sysv
491                 ;;
492         apollo68bsd)
493                 basic_machine=m68k-apollo
494                 os=-bsd
495                 ;;
496         aros)
497                 basic_machine=i386-pc
498                 os=-aros
499                 ;;
500         aux)
501                 basic_machine=m68k-apple
502                 os=-aux
503                 ;;
504         balance)
505                 basic_machine=ns32k-sequent
506                 os=-dynix
507                 ;;
508         blackfin)
509                 basic_machine=bfin-unknown
510                 os=-linux
511                 ;;
512         blackfin-*)
513                 basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
514                 os=-linux
515                 ;;
516         bluegene*)
517                 basic_machine=powerpc-ibm
518                 os=-cnk
519                 ;;
520         c54x-*)
521                 basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'`
522                 ;;
523         c55x-*)
524                 basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'`
525                 ;;
526         c6x-*)
527                 basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'`
528                 ;;
529         c90)
530                 basic_machine=c90-cray
531                 os=-unicos
532                 ;;
533         cegcc)
534                 basic_machine=arm-unknown
535                 os=-cegcc
536                 ;;
537         convex-c1)
538                 basic_machine=c1-convex
539                 os=-bsd
540                 ;;
541         convex-c2)
542                 basic_machine=c2-convex
543                 os=-bsd
544                 ;;
545         convex-c32)
546                 basic_machine=c32-convex
547                 os=-bsd
548                 ;;
549         convex-c34)
550                 basic_machine=c34-convex
551                 os=-bsd
552                 ;;
553         convex-c38)
554                 basic_machine=c38-convex
555                 os=-bsd
556                 ;;
557         cray | j90)
558                 basic_machine=j90-cray
559                 os=-unicos
560                 ;;
561         craynv)
562                 basic_machine=craynv-cray
563                 os=-unicosmp
564                 ;;
565         cr16 | cr16-*)
566                 basic_machine=cr16-unknown
567                 os=-elf
568                 ;;
569         crds | unos)
570                 basic_machine=m68k-crds
571                 ;;
572         crisv32 | crisv32-* | etraxfs*)
573                 basic_machine=crisv32-axis
574                 ;;
575         cris | cris-* | etrax*)
576                 basic_machine=cris-axis
577                 ;;
578         crx)
579                 basic_machine=crx-unknown
580                 os=-elf
581                 ;;
582         da30 | da30-*)
583                 basic_machine=m68k-da30
584                 ;;
585         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
586                 basic_machine=mips-dec
587                 ;;
588         decsystem10* | dec10*)
589                 basic_machine=pdp10-dec
590                 os=-tops10
591                 ;;
592         decsystem20* | dec20*)
593                 basic_machine=pdp10-dec
594                 os=-tops20
595                 ;;
596         delta | 3300 | motorola-3300 | motorola-delta \
597               | 3300-motorola | delta-motorola)
598                 basic_machine=m68k-motorola
599                 ;;
600         delta88)
601                 basic_machine=m88k-motorola
602                 os=-sysv3
603                 ;;
604         dicos)
605                 basic_machine=i686-pc
606                 os=-dicos
607                 ;;
608         djgpp)
609                 basic_machine=i586-pc
610                 os=-msdosdjgpp
611                 ;;
612         dpx20 | dpx20-*)
613                 basic_machine=rs6000-bull
614                 os=-bosx
615                 ;;
616         dpx2* | dpx2*-bull)
617                 basic_machine=m68k-bull
618                 os=-sysv3
619                 ;;
620         ebmon29k)
621                 basic_machine=a29k-amd
622                 os=-ebmon
623                 ;;
624         elxsi)
625                 basic_machine=elxsi-elxsi
626                 os=-bsd
627                 ;;
628         encore | umax | mmax)
629                 basic_machine=ns32k-encore
630                 ;;
631         es1800 | OSE68k | ose68k | ose | OSE)
632                 basic_machine=m68k-ericsson
633                 os=-ose
634                 ;;
635         fx2800)
636                 basic_machine=i860-alliant
637                 ;;
638         genix)
639                 basic_machine=ns32k-ns
640                 ;;
641         gmicro)
642                 basic_machine=tron-gmicro
643                 os=-sysv
644                 ;;
645         go32)
646                 basic_machine=i386-pc
647                 os=-go32
648                 ;;
649         h3050r* | hiux*)
650                 basic_machine=hppa1.1-hitachi
651                 os=-hiuxwe2
652                 ;;
653         h8300hms)
654                 basic_machine=h8300-hitachi
655                 os=-hms
656                 ;;
657         h8300xray)
658                 basic_machine=h8300-hitachi
659                 os=-xray
660                 ;;
661         h8500hms)
662                 basic_machine=h8500-hitachi
663                 os=-hms
664                 ;;
665         harris)
666                 basic_machine=m88k-harris
667                 os=-sysv3
668                 ;;
669         hp300-*)
670                 basic_machine=m68k-hp
671                 ;;
672         hp300bsd)
673                 basic_machine=m68k-hp
674                 os=-bsd
675                 ;;
676         hp300hpux)
677                 basic_machine=m68k-hp
678                 os=-hpux
679                 ;;
680         hp3k9[0-9][0-9] | hp9[0-9][0-9])
681                 basic_machine=hppa1.0-hp
682                 ;;
683         hp9k2[0-9][0-9] | hp9k31[0-9])
684                 basic_machine=m68000-hp
685                 ;;
686         hp9k3[2-9][0-9])
687                 basic_machine=m68k-hp
688                 ;;
689         hp9k6[0-9][0-9] | hp6[0-9][0-9])
690                 basic_machine=hppa1.0-hp
691                 ;;
692         hp9k7[0-79][0-9] | hp7[0-79][0-9])
693                 basic_machine=hppa1.1-hp
694                 ;;
695         hp9k78[0-9] | hp78[0-9])
696                 # FIXME: really hppa2.0-hp
697                 basic_machine=hppa1.1-hp
698                 ;;
699         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
700                 # FIXME: really hppa2.0-hp
701                 basic_machine=hppa1.1-hp
702                 ;;
703         hp9k8[0-9][13679] | hp8[0-9][13679])
704                 basic_machine=hppa1.1-hp
705                 ;;
706         hp9k8[0-9][0-9] | hp8[0-9][0-9])
707                 basic_machine=hppa1.0-hp
708                 ;;
709         hppa-next)
710                 os=-nextstep3
711                 ;;
712         hppaosf)
713                 basic_machine=hppa1.1-hp
714                 os=-osf
715                 ;;
716         hppro)
717                 basic_machine=hppa1.1-hp
718                 os=-proelf
719                 ;;
720         i370-ibm* | ibm*)
721                 basic_machine=i370-ibm
722                 ;;
723 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
724         i*86v32)
725                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
726                 os=-sysv32
727                 ;;
728         i*86v4*)
729                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
730                 os=-sysv4
731                 ;;
732         i*86v)
733                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
734                 os=-sysv
735                 ;;
736         i*86sol2)
737                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
738                 os=-solaris2
739                 ;;
740         i386mach)
741                 basic_machine=i386-mach
742                 os=-mach
743                 ;;
744         i386-vsta | vsta)
745                 basic_machine=i386-unknown
746                 os=-vsta
747                 ;;
748         iris | iris4d)
749                 basic_machine=mips-sgi
750                 case $os in
751                     -irix*)
752                         ;;
753                     *)
754                         os=-irix4
755                         ;;
756                 esac
757                 ;;
758         isi68 | isi)
759                 basic_machine=m68k-isi
760                 os=-sysv
761                 ;;
762         m68knommu)
763                 basic_machine=m68k-unknown
764                 os=-linux
765                 ;;
766         m68knommu-*)
767                 basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
768                 os=-linux
769                 ;;
770         m88k-omron*)
771                 basic_machine=m88k-omron
772                 ;;
773         magnum | m3230)
774                 basic_machine=mips-mips
775                 os=-sysv
776                 ;;
777         merlin)
778                 basic_machine=ns32k-utek
779                 os=-sysv
780                 ;;
781         microblaze)
782                 basic_machine=microblaze-xilinx
783                 ;;
784         mingw32)
785                 basic_machine=i386-pc
786                 os=-mingw32
787                 ;;
788         mingw32ce)
789                 basic_machine=arm-unknown
790                 os=-mingw32ce
791                 ;;
792         miniframe)
793                 basic_machine=m68000-convergent
794                 ;;
795         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
796                 basic_machine=m68k-atari
797                 os=-mint
798                 ;;
799         mips3*-*)
800                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
801                 ;;
802         mips3*)
803                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
804                 ;;
805         monitor)
806                 basic_machine=m68k-rom68k
807                 os=-coff
808                 ;;
809         morphos)
810                 basic_machine=powerpc-unknown
811                 os=-morphos
812                 ;;
813         msdos)
814                 basic_machine=i386-pc
815                 os=-msdos
816                 ;;
817         ms1-*)
818                 basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
819                 ;;
820         mvs)
821                 basic_machine=i370-ibm
822                 os=-mvs
823                 ;;
824         nacl)
825                 basic_machine=le32-unknown
826                 os=-nacl
827                 ;;
828         ncr3000)
829                 basic_machine=i486-ncr
830                 os=-sysv4
831                 ;;
832         netbsd386)
833                 basic_machine=i386-unknown
834                 os=-netbsd
835                 ;;
836         netwinder)
837                 basic_machine=armv4l-rebel
838                 os=-linux
839                 ;;
840         news | news700 | news800 | news900)
841                 basic_machine=m68k-sony
842                 os=-newsos
843                 ;;
844         news1000)
845                 basic_machine=m68030-sony
846                 os=-newsos
847                 ;;
848         news-3600 | risc-news)
849                 basic_machine=mips-sony
850                 os=-newsos
851                 ;;
852         necv70)
853                 basic_machine=v70-nec
854                 os=-sysv
855                 ;;
856         next | m*-next )
857                 basic_machine=m68k-next
858                 case $os in
859                     -nextstep* )
860                         ;;
861                     -ns2*)
862                       os=-nextstep2
863                         ;;
864                     *)
865                       os=-nextstep3
866                         ;;
867                 esac
868                 ;;
869         nh3000)
870                 basic_machine=m68k-harris
871                 os=-cxux
872                 ;;
873         nh[45]000)
874                 basic_machine=m88k-harris
875                 os=-cxux
876                 ;;
877         nindy960)
878                 basic_machine=i960-intel
879                 os=-nindy
880                 ;;
881         mon960)
882                 basic_machine=i960-intel
883                 os=-mon960
884                 ;;
885         nonstopux)
886                 basic_machine=mips-compaq
887                 os=-nonstopux
888                 ;;
889         np1)
890                 basic_machine=np1-gould
891                 ;;
892         neo-tandem)
893                 basic_machine=neo-tandem
894                 ;;
895         nse-tandem)
896                 basic_machine=nse-tandem
897                 ;;
898         nsr-tandem)
899                 basic_machine=nsr-tandem
900                 ;;
901         op50n-* | op60c-*)
902                 basic_machine=hppa1.1-oki
903                 os=-proelf
904                 ;;
905         openrisc | openrisc-*)
906                 basic_machine=or32-unknown
907                 ;;
908         os400)
909                 basic_machine=powerpc-ibm
910                 os=-os400
911                 ;;
912         OSE68000 | ose68000)
913                 basic_machine=m68000-ericsson
914                 os=-ose
915                 ;;
916         os68k)
917                 basic_machine=m68k-none
918                 os=-os68k
919                 ;;
920         pa-hitachi)
921                 basic_machine=hppa1.1-hitachi
922                 os=-hiuxwe2
923                 ;;
924         paragon)
925                 basic_machine=i860-intel
926                 os=-osf
927                 ;;
928         parisc)
929                 basic_machine=hppa-unknown
930                 os=-linux
931                 ;;
932         parisc-*)
933                 basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
934                 os=-linux
935                 ;;
936         pbd)
937                 basic_machine=sparc-tti
938                 ;;
939         pbb)
940                 basic_machine=m68k-tti
941                 ;;
942         pc532 | pc532-*)
943                 basic_machine=ns32k-pc532
944                 ;;
945         pc98)
946                 basic_machine=i386-pc
947                 ;;
948         pc98-*)
949                 basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
950                 ;;
951         pentium | p5 | k5 | k6 | nexgen | viac3)
952                 basic_machine=i586-pc
953                 ;;
954         pentiumpro | p6 | 6x86 | athlon | athlon_*)
955                 basic_machine=i686-pc
956                 ;;
957         pentiumii | pentium2 | pentiumiii | pentium3)
958                 basic_machine=i686-pc
959                 ;;
960         pentium4)
961                 basic_machine=i786-pc
962                 ;;
963         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
964                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
965                 ;;
966         pentiumpro-* | p6-* | 6x86-* | athlon-*)
967                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
968                 ;;
969         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
970                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
971                 ;;
972         pentium4-*)
973                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
974                 ;;
975         pn)
976                 basic_machine=pn-gould
977                 ;;
978         power)  basic_machine=power-ibm
979                 ;;
980         ppc | ppcbe)    basic_machine=powerpc-unknown
981                 ;;
982         ppc-* | ppcbe-*)
983                 basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
984                 ;;
985         ppcle | powerpclittle | ppc-le | powerpc-little)
986                 basic_machine=powerpcle-unknown
987                 ;;
988         ppcle-* | powerpclittle-*)
989                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
990                 ;;
991         ppc64)  basic_machine=powerpc64-unknown
992                 ;;
993         ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
994                 ;;
995         ppc64le | powerpc64little | ppc64-le | powerpc64-little)
996                 basic_machine=powerpc64le-unknown
997                 ;;
998         ppc64le-* | powerpc64little-*)
999                 basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
1000                 ;;
1001         ps2)
1002                 basic_machine=i386-ibm
1003                 ;;
1004         pw32)
1005                 basic_machine=i586-unknown
1006                 os=-pw32
1007                 ;;
1008         rdos)
1009                 basic_machine=i386-pc
1010                 os=-rdos
1011                 ;;
1012         rom68k)
1013                 basic_machine=m68k-rom68k
1014                 os=-coff
1015                 ;;
1016         rm[46]00)
1017                 basic_machine=mips-siemens
1018                 ;;
1019         rtpc | rtpc-*)
1020                 basic_machine=romp-ibm
1021                 ;;
1022         s390 | s390-*)
1023                 basic_machine=s390-ibm
1024                 ;;
1025         s390x | s390x-*)
1026                 basic_machine=s390x-ibm
1027                 ;;
1028         sa29200)
1029                 basic_machine=a29k-amd
1030                 os=-udi
1031                 ;;
1032         sb1)
1033                 basic_machine=mipsisa64sb1-unknown
1034                 ;;
1035         sb1el)
1036                 basic_machine=mipsisa64sb1el-unknown
1037                 ;;
1038         sde)
1039                 basic_machine=mipsisa32-sde
1040                 os=-elf
1041                 ;;
1042         sei)
1043                 basic_machine=mips-sei
1044                 os=-seiux
1045                 ;;
1046         sequent)
1047                 basic_machine=i386-sequent
1048                 ;;
1049         sh)
1050                 basic_machine=sh-hitachi
1051                 os=-hms
1052                 ;;
1053         sh5el)
1054                 basic_machine=sh5le-unknown
1055                 ;;
1056         sh64)
1057                 basic_machine=sh64-unknown
1058                 ;;
1059         sparclite-wrs | simso-wrs)
1060                 basic_machine=sparclite-wrs
1061                 os=-vxworks
1062                 ;;
1063         sps7)
1064                 basic_machine=m68k-bull
1065                 os=-sysv2
1066                 ;;
1067         spur)
1068                 basic_machine=spur-unknown
1069                 ;;
1070         st2000)
1071                 basic_machine=m68k-tandem
1072                 ;;
1073         stratus)
1074                 basic_machine=i860-stratus
1075                 os=-sysv4
1076                 ;;
1077         strongarm-* | thumb-*)
1078                 basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'`
1079                 ;;
1080         sun2)
1081                 basic_machine=m68000-sun
1082                 ;;
1083         sun2os3)
1084                 basic_machine=m68000-sun
1085                 os=-sunos3
1086                 ;;
1087         sun2os4)
1088                 basic_machine=m68000-sun
1089                 os=-sunos4
1090                 ;;
1091         sun3os3)
1092                 basic_machine=m68k-sun
1093                 os=-sunos3
1094                 ;;
1095         sun3os4)
1096                 basic_machine=m68k-sun
1097                 os=-sunos4
1098                 ;;
1099         sun4os3)
1100                 basic_machine=sparc-sun
1101                 os=-sunos3
1102                 ;;
1103         sun4os4)
1104                 basic_machine=sparc-sun
1105                 os=-sunos4
1106                 ;;
1107         sun4sol2)
1108                 basic_machine=sparc-sun
1109                 os=-solaris2
1110                 ;;
1111         sun3 | sun3-*)
1112                 basic_machine=m68k-sun
1113                 ;;
1114         sun4)
1115                 basic_machine=sparc-sun
1116                 ;;
1117         sun386 | sun386i | roadrunner)
1118                 basic_machine=i386-sun
1119                 ;;
1120         sv1)
1121                 basic_machine=sv1-cray
1122                 os=-unicos
1123                 ;;
1124         symmetry)
1125                 basic_machine=i386-sequent
1126                 os=-dynix
1127                 ;;
1128         t3e)
1129                 basic_machine=alphaev5-cray
1130                 os=-unicos
1131                 ;;
1132         t90)
1133                 basic_machine=t90-cray
1134                 os=-unicos
1135                 ;;
1136         tile*)
1137                 basic_machine=$basic_machine-unknown
1138                 os=-linux-gnu
1139                 ;;
1140         tx39)
1141                 basic_machine=mipstx39-unknown
1142                 ;;
1143         tx39el)
1144                 basic_machine=mipstx39el-unknown
1145                 ;;
1146         toad1)
1147                 basic_machine=pdp10-xkl
1148                 os=-tops20
1149                 ;;
1150         tower | tower-32)
1151                 basic_machine=m68k-ncr
1152                 ;;
1153         tpf)
1154                 basic_machine=s390x-ibm
1155                 os=-tpf
1156                 ;;
1157         udi29k)
1158                 basic_machine=a29k-amd
1159                 os=-udi
1160                 ;;
1161         ultra3)
1162                 basic_machine=a29k-nyu
1163                 os=-sym1
1164                 ;;
1165         v810 | necv810)
1166                 basic_machine=v810-nec
1167                 os=-none
1168                 ;;
1169         vaxv)
1170                 basic_machine=vax-dec
1171                 os=-sysv
1172                 ;;
1173         vms)
1174                 basic_machine=vax-dec
1175                 os=-vms
1176                 ;;
1177         vpp*|vx|vx-*)
1178                 basic_machine=f301-fujitsu
1179                 ;;
1180         vxworks960)
1181                 basic_machine=i960-wrs
1182                 os=-vxworks
1183                 ;;
1184         vxworks68)
1185                 basic_machine=m68k-wrs
1186                 os=-vxworks
1187                 ;;
1188         vxworks29k)
1189                 basic_machine=a29k-wrs
1190                 os=-vxworks
1191                 ;;
1192         w65*)
1193                 basic_machine=w65-wdc
1194                 os=-none
1195                 ;;
1196         w89k-*)
1197                 basic_machine=hppa1.1-winbond
1198                 os=-proelf
1199                 ;;
1200         xbox)
1201                 basic_machine=i686-pc
1202                 os=-mingw32
1203                 ;;
1204         xps | xps100)
1205                 basic_machine=xps100-honeywell
1206                 ;;
1207         xscale-* | xscalee[bl]-*)
1208                 basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'`
1209                 ;;
1210         ymp)
1211                 basic_machine=ymp-cray
1212                 os=-unicos
1213                 ;;
1214         z8k-*-coff)
1215                 basic_machine=z8k-unknown
1216                 os=-sim
1217                 ;;
1218         z80-*-coff)
1219                 basic_machine=z80-unknown
1220                 os=-sim
1221                 ;;
1222         none)
1223                 basic_machine=none-none
1224                 os=-none
1225                 ;;
1226
1227 # Here we handle the default manufacturer of certain CPU types.  It is in
1228 # some cases the only manufacturer, in others, it is the most popular.
1229         w89k)
1230                 basic_machine=hppa1.1-winbond
1231                 ;;
1232         op50n)
1233                 basic_machine=hppa1.1-oki
1234                 ;;
1235         op60c)
1236                 basic_machine=hppa1.1-oki
1237                 ;;
1238         romp)
1239                 basic_machine=romp-ibm
1240                 ;;
1241         mmix)
1242                 basic_machine=mmix-knuth
1243                 ;;
1244         rs6000)
1245                 basic_machine=rs6000-ibm
1246                 ;;
1247         vax)
1248                 basic_machine=vax-dec
1249                 ;;
1250         pdp10)
1251                 # there are many clones, so DEC is not a safe bet
1252                 basic_machine=pdp10-unknown
1253                 ;;
1254         pdp11)
1255                 basic_machine=pdp11-dec
1256                 ;;
1257         we32k)
1258                 basic_machine=we32k-att
1259                 ;;
1260         sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
1261                 basic_machine=sh-unknown
1262                 ;;
1263         sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
1264                 basic_machine=sparc-sun
1265                 ;;
1266         cydra)
1267                 basic_machine=cydra-cydrome
1268                 ;;
1269         orion)
1270                 basic_machine=orion-highlevel
1271                 ;;
1272         orion105)
1273                 basic_machine=clipper-highlevel
1274                 ;;
1275         mac | mpw | mac-mpw)
1276                 basic_machine=m68k-apple
1277                 ;;
1278         pmac | pmac-mpw)
1279                 basic_machine=powerpc-apple
1280                 ;;
1281         *-unknown)
1282                 # Make sure to match an already-canonicalized machine name.
1283                 ;;
1284         *)
1285                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
1286                 exit 1
1287                 ;;
1288 esac
1289
1290 # Here we canonicalize certain aliases for manufacturers.
1291 case $basic_machine in
1292         *-digital*)
1293                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
1294                 ;;
1295         *-commodore*)
1296                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
1297                 ;;
1298         *)
1299                 ;;
1300 esac
1301
1302 # Decode manufacturer-specific aliases for certain operating systems.
1303
1304 if [ x"$os" != x"" ]
1305 then
1306 case $os in
1307         # First match some system type aliases
1308         # that might get confused with valid system types.
1309         # -solaris* is a basic system type, with this one exception.
1310         -auroraux)
1311                 os=-auroraux
1312                 ;;
1313         -solaris1 | -solaris1.*)
1314                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1315                 ;;
1316         -solaris)
1317                 os=-solaris2
1318                 ;;
1319         -svr4*)
1320                 os=-sysv4
1321                 ;;
1322         -unixware*)
1323                 os=-sysv4.2uw
1324                 ;;
1325         -gnu/linux*)
1326                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1327                 ;;
1328         # First accept the basic system types.
1329         # The portable systems comes first.
1330         # Each alternative MUST END IN A *, to match a version number.
1331         # -sysv* is not here because it comes later, after sysvr4.
1332         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
1333               | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
1334               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
1335               | -sym* | -kopensolaris* \
1336               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
1337               | -aos* | -aros* \
1338               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
1339               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
1340               | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
1341               | -openbsd* | -solidbsd* \
1342               | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
1343               | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
1344               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
1345               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
1346               | -chorusos* | -chorusrdb* | -cegcc* \
1347               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
1348               | -mingw32* | -linux-gnu* | -linux-android* \
1349               | -linux-newlib* | -linux-uclibc* \
1350               | -uxpv* | -beos* | -mpeix* | -udk* \
1351               | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
1352               | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
1353               | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
1354               | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
1355               | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
1356               | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
1357               | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* | -bitrig*)
1358         # Remember, each alternative MUST END IN *, to match a version number.
1359                 ;;
1360         -qnx*)
1361                 case $basic_machine in
1362                     x86-* | i*86-*)
1363                         ;;
1364                     *)
1365                         os=-nto$os
1366                         ;;
1367                 esac
1368                 ;;
1369         -nto-qnx*)
1370                 ;;
1371         -nto*)
1372                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1373                 ;;
1374         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
1375               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
1376               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
1377                 ;;
1378         -mac*)
1379                 os=`echo $os | sed -e 's|mac|macos|'`
1380                 ;;
1381         -linux-dietlibc)
1382                 os=-linux-dietlibc
1383                 ;;
1384         -linux*)
1385                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1386                 ;;
1387         -sunos5*)
1388                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
1389                 ;;
1390         -sunos6*)
1391                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
1392                 ;;
1393         -opened*)
1394                 os=-openedition
1395                 ;;
1396         -os400*)
1397                 os=-os400
1398                 ;;
1399         -wince*)
1400                 os=-wince
1401                 ;;
1402         -osfrose*)
1403                 os=-osfrose
1404                 ;;
1405         -osf*)
1406                 os=-osf
1407                 ;;
1408         -utek*)
1409                 os=-bsd
1410                 ;;
1411         -dynix*)
1412                 os=-bsd
1413                 ;;
1414         -acis*)
1415                 os=-aos
1416                 ;;
1417         -atheos*)
1418                 os=-atheos
1419                 ;;
1420         -syllable*)
1421                 os=-syllable
1422                 ;;
1423         -386bsd)
1424                 os=-bsd
1425                 ;;
1426         -ctix* | -uts*)
1427                 os=-sysv
1428                 ;;
1429         -nova*)
1430                 os=-rtmk-nova
1431                 ;;
1432         -ns2 )
1433                 os=-nextstep2
1434                 ;;
1435         -nsk*)
1436                 os=-nsk
1437                 ;;
1438         # Preserve the version number of sinix5.
1439         -sinix5.*)
1440                 os=`echo $os | sed -e 's|sinix|sysv|'`
1441                 ;;
1442         -sinix*)
1443                 os=-sysv4
1444                 ;;
1445         -tpf*)
1446                 os=-tpf
1447                 ;;
1448         -triton*)
1449                 os=-sysv3
1450                 ;;
1451         -oss*)
1452                 os=-sysv3
1453                 ;;
1454         -svr4)
1455                 os=-sysv4
1456                 ;;
1457         -svr3)
1458                 os=-sysv3
1459                 ;;
1460         -sysvr4)
1461                 os=-sysv4
1462                 ;;
1463         # This must come after -sysvr4.
1464         -sysv*)
1465                 ;;
1466         -ose*)
1467                 os=-ose
1468                 ;;
1469         -es1800*)
1470                 os=-ose
1471                 ;;
1472         -xenix)
1473                 os=-xenix
1474                 ;;
1475         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1476                 os=-mint
1477                 ;;
1478         -aros*)
1479                 os=-aros
1480                 ;;
1481         -kaos*)
1482                 os=-kaos
1483                 ;;
1484         -zvmoe)
1485                 os=-zvmoe
1486                 ;;
1487         -dicos*)
1488                 os=-dicos
1489                 ;;
1490         -nacl*)
1491                 ;;
1492         -ps4)
1493                 ;;
1494         -none)
1495                 ;;
1496         *)
1497                 # Get rid of the `-' at the beginning of $os.
1498                 os=`echo $os | sed 's/[^-]*-//'`
1499                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1500                 exit 1
1501                 ;;
1502 esac
1503 else
1504
1505 # Here we handle the default operating systems that come with various machines.
1506 # The value should be what the vendor currently ships out the door with their
1507 # machine or put another way, the most popular os provided with the machine.
1508
1509 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1510 # "-sun"), then you have to tell the case statement up towards the top
1511 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1512 # will signal an error saying that MANUFACTURER isn't an operating
1513 # system, and we'll never get to this point.
1514
1515 case $basic_machine in
1516         score-*)
1517                 os=-elf
1518                 ;;
1519         spu-*)
1520                 os=-elf
1521                 ;;
1522         *-acorn)
1523                 os=-riscix1.2
1524                 ;;
1525         arm*-rebel)
1526                 os=-linux
1527                 ;;
1528         arm*-semi)
1529                 os=-aout
1530                 ;;
1531         c4x-* | tic4x-*)
1532                 os=-coff
1533                 ;;
1534         tic54x-*)
1535                 os=-coff
1536                 ;;
1537         tic55x-*)
1538                 os=-coff
1539                 ;;
1540         tic6x-*)
1541                 os=-coff
1542                 ;;
1543         # This must come before the *-dec entry.
1544         pdp10-*)
1545                 os=-tops20
1546                 ;;
1547         pdp11-*)
1548                 os=-none
1549                 ;;
1550         *-dec | vax-*)
1551                 os=-ultrix4.2
1552                 ;;
1553         m68*-apollo)
1554                 os=-domain
1555                 ;;
1556         i386-sun)
1557                 os=-sunos4.0.2
1558                 ;;
1559         m68000-sun)
1560                 os=-sunos3
1561                 # This also exists in the configure program, but was not the
1562                 # default.
1563                 # os=-sunos4
1564                 ;;
1565         m68*-cisco)
1566                 os=-aout
1567                 ;;
1568         mep-*)
1569                 os=-elf
1570                 ;;
1571         mips*-cisco)
1572                 os=-elf
1573                 ;;
1574         mips*-*)
1575                 os=-elf
1576                 ;;
1577         or32-*)
1578                 os=-coff
1579                 ;;
1580         *-tti)  # must be before sparc entry or we get the wrong os.
1581                 os=-sysv3
1582                 ;;
1583         sparc-* | *-sun)
1584                 os=-sunos4.1.1
1585                 ;;
1586         *-be)
1587                 os=-beos
1588                 ;;
1589         *-haiku)
1590                 os=-haiku
1591                 ;;
1592         *-ibm)
1593                 os=-aix
1594                 ;;
1595         *-knuth)
1596                 os=-mmixware
1597                 ;;
1598         *-wec)
1599                 os=-proelf
1600                 ;;
1601         *-winbond)
1602                 os=-proelf
1603                 ;;
1604         *-oki)
1605                 os=-proelf
1606                 ;;
1607         *-hp)
1608                 os=-hpux
1609                 ;;
1610         *-hitachi)
1611                 os=-hiux
1612                 ;;
1613         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1614                 os=-sysv
1615                 ;;
1616         *-cbm)
1617                 os=-amigaos
1618                 ;;
1619         *-dg)
1620                 os=-dgux
1621                 ;;
1622         *-dolphin)
1623                 os=-sysv3
1624                 ;;
1625         m68k-ccur)
1626                 os=-rtu
1627                 ;;
1628         m88k-omron*)
1629                 os=-luna
1630                 ;;
1631         *-next )
1632                 os=-nextstep
1633                 ;;
1634         *-sequent)
1635                 os=-ptx
1636                 ;;
1637         *-crds)
1638                 os=-unos
1639                 ;;
1640         *-ns)
1641                 os=-genix
1642                 ;;
1643         i370-*)
1644                 os=-mvs
1645                 ;;
1646         *-next)
1647                 os=-nextstep3
1648                 ;;
1649         *-gould)
1650                 os=-sysv
1651                 ;;
1652         *-highlevel)
1653                 os=-bsd
1654                 ;;
1655         *-encore)
1656                 os=-bsd
1657                 ;;
1658         *-sgi)
1659                 os=-irix
1660                 ;;
1661         *-siemens)
1662                 os=-sysv4
1663                 ;;
1664         *-masscomp)
1665                 os=-rtu
1666                 ;;
1667         f30[01]-fujitsu | f700-fujitsu)
1668                 os=-uxpv
1669                 ;;
1670         *-rom68k)
1671                 os=-coff
1672                 ;;
1673         *-*bug)
1674                 os=-coff
1675                 ;;
1676         *-apple)
1677                 os=-macos
1678                 ;;
1679         *-atari*)
1680                 os=-mint
1681                 ;;
1682         *)
1683                 os=-none
1684                 ;;
1685 esac
1686 fi
1687
1688 # Here we handle the case where we know the os, and the CPU type, but not the
1689 # manufacturer.  We pick the logical manufacturer.
1690 vendor=unknown
1691 case $basic_machine in
1692         *-unknown)
1693                 case $os in
1694                         -riscix*)
1695                                 vendor=acorn
1696                                 ;;
1697                         -sunos*)
1698                                 vendor=sun
1699                                 ;;
1700                         -cnk*|-aix*)
1701                                 vendor=ibm
1702                                 ;;
1703                         -beos*)
1704                                 vendor=be
1705                                 ;;
1706                         -hpux*)
1707                                 vendor=hp
1708                                 ;;
1709                         -mpeix*)
1710                                 vendor=hp
1711                                 ;;
1712                         -hiux*)
1713                                 vendor=hitachi
1714                                 ;;
1715                         -unos*)
1716                                 vendor=crds
1717                                 ;;
1718                         -dgux*)
1719                                 vendor=dg
1720                                 ;;
1721                         -luna*)
1722                                 vendor=omron
1723                                 ;;
1724                         -genix*)
1725                                 vendor=ns
1726                                 ;;
1727                         -mvs* | -opened*)
1728                                 vendor=ibm
1729                                 ;;
1730                         -os400*)
1731                                 vendor=ibm
1732                                 ;;
1733                         -ptx*)
1734                                 vendor=sequent
1735                                 ;;
1736                         -tpf*)
1737                                 vendor=ibm
1738                                 ;;
1739                         -vxsim* | -vxworks* | -windiss*)
1740                                 vendor=wrs
1741                                 ;;
1742                         -aux*)
1743                                 vendor=apple
1744                                 ;;
1745                         -hms*)
1746                                 vendor=hitachi
1747                                 ;;
1748                         -mpw* | -macos*)
1749                                 vendor=apple
1750                                 ;;
1751                         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1752                                 vendor=atari
1753                                 ;;
1754                         -vos*)
1755                                 vendor=stratus
1756                                 ;;
1757                 esac
1758                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1759                 ;;
1760 esac
1761
1762 echo $basic_machine$os
1763 exit
1764
1765 # Local variables:
1766 # eval: (add-hook 'write-file-hooks 'time-stamp)
1767 # time-stamp-start: "timestamp='"
1768 # time-stamp-format: "%:y-%02m-%02d"
1769 # time-stamp-end: "'"
1770 # End: