config.sub

   1 #! /bin/sh
   2 # Configuration validation subroutine script.
   3 #   Copyright 1992-2014 Free Software Foundation, Inc.
   4
   5 timestamp='2014-09-26'
   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 <http://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 # http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
  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
  57        $0 [OPTION] ALIAS
  58
  59 Canonicalize a configuration name.
  60
  61 Operation modes:
  62   -h, --help         print this help, then exit
  63   -t, --time-stamp   print date of last modification, then exit
  64   -v, --version      print version number, then exit
  65
  66 Report bugs and patches to <config-patches@gnu.org>."
  67
  68 version="\
  69 GNU config.sub ($timestamp)
  70
  71 Copyright 1992-2014 Free Software Foundation, Inc.
  72
  73 This is free software; see the source for copying conditions.  There is NO
  74 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
  75
  76 help="
  77 Try \`$me --help' for more information."
  78
  79 # Parse command line
  80 while test $# -gt 0 ; do
  81   case $1 in
  82     --time-stamp | --time* | -t )
  83        echo "$timestamp" ; exit ;;
  84     --version | -v )
  85        echo "$version" ; exit ;;
  86     --help | --h* | -h )
  87        echo "$usage"; exit ;;
  88     -- )     # Stop option processing
  89        shift; break ;;
  90     - ) # Use stdin as input.
  91        break ;;
  92     -* )
  93        echo "$me: invalid option $1$help"
  94        exit 1 ;;
  95
  96     *local*)
  97        # First pass through any local machine types.
  98        echo $1
  99        exit ;;
 100
 101     * )
 102        break ;;
 103   esac
 104 done
 105
 106 case $# in
 107  0) echo "$me: missing argument$help" >&2
 108     exit 1;;
 109  1) ;;
 110  *) echo "$me: too many arguments$help" >&2
 111     exit 1;;
 112 esac
 113
 114 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
 115 # Here we must recognize all the valid KERNEL-OS combinations.
 116 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 117 case $maybe_os in
 118   nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
 119   linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
 120   knetbsd*-gnu* | netbsd*-gnu* | \
 121   kopensolaris*-gnu* | \
 122   storm-chaos* | os2-emx* | rtmk-nova*)
 123     os=-$maybe_os
 124     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
 125     ;;
 126   android-linux)
 127     os=-linux-android
 128     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
 129     ;;
 130   *)
 131     basic_machine=`echo $1 | sed 's/-[^-]*$//'`
 132     if [ $basic_machine != $1 ]
 133     then os=`echo $1 | sed 's/.*-/-/'`
 134     else os=; fi
 135     ;;
 136 esac
 137
 138 ### Let's recognize common machines as not being operating systems so
 139 ### that things like config.sub decstation-3100 work.  We also
 140 ### recognize some manufacturers as not being operating systems, so we
 141 ### can provide default operating systems below.
 142 case $os in
 143         -sun*os*)
 144                 # Prevent following clause from handling this invalid input.
 145                 ;;
 146         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
 147         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
 148         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
 149         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
 150         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
 151         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
 152         -apple | -axis | -knuth | -cray | -microblaze*)
 153                 os=
 154                 basic_machine=$1
 155                 ;;
 156         -bluegene*)
 157                 os=-cnk
 158                 ;;
 159         -sim | -cisco | -oki | -wec | -winbond)
 160                 os=
 161                 basic_machine=$1
 162                 ;;
 163         -scout)
 164                 ;;
 165         -wrs)
 166                 os=-vxworks
 167                 basic_machine=$1
 168                 ;;
 169         -chorusos*)
 170                 os=-chorusos
 171                 basic_machine=$1
 172                 ;;
 173         -chorusrdb)
 174                 os=-chorusrdb
 175                 basic_machine=$1
 176                 ;;
 177         -hiux*)
 178                 os=-hiuxwe2
 179                 ;;
 180         -sco6)
 181                 os=-sco5v6
 182                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 183                 ;;
 184         -sco5)
 185                 os=-sco3.2v5
 186                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 187                 ;;
 188         -sco4)
 189                 os=-sco3.2v4
 190                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 191                 ;;
 192         -sco3.2.[4-9]*)
 193                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
 194                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 195                 ;;
 196         -sco3.2v[4-9]*)
 197                 # Don't forget version if it is 3.2v4 or newer.
 198                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 199                 ;;
 200         -sco5v6*)
 201                 # Don't forget version if it is 3.2v4 or newer.
 202                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 203                 ;;
 204         -sco*)
 205                 os=-sco3.2v2
 206                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 207                 ;;
 208         -udk*)
 209                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 210                 ;;
 211         -isc)
 212                 os=-isc2.2
 213                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 214                 ;;
 215         -clix*)
 216                 basic_machine=clipper-intergraph
 217                 ;;
 218         -isc*)
 219                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 220                 ;;
 221         -lynx*178)
 222                 os=-lynxos178
 223                 ;;
 224         -lynx*5)
 225                 os=-lynxos5
 226                 ;;
 227         -lynx*)
 228                 os=-lynxos
 229                 ;;
 230         -ptx*)
 231                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
 232                 ;;
 233         -windowsnt*)
 234                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
 235                 ;;
 236         -psos*)
 237                 os=-psos
 238                 ;;
 239         -mint | -mint[0-9]*)
 240                 basic_machine=m68k-atari
 241                 os=-mint
 242                 ;;
 243 esac
 244
 245 # Decode aliases for certain CPU-COMPANY combinations.
 246 case $basic_machine in
 247         # Recognize the basic CPU types without company name.
 248         # Some are omitted here because they have special meanings below.
 249         1750a | 580 \
 250         | a29k \
 251         | aarch64 | aarch64_be \
 252         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 253         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 254         | am33_2.0 \
 255         | arc | arceb \
 256         | arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
 257         | avr | avr32 \
 258         | be32 | be64 \
 259         | bfin \
 260         | c4x | c8051 | clipper \
 261         | d10v | d30v | dlx | dsp16xx \
 262         | epiphany \
 263         | fido | fr30 | frv \
 264         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 265         | hexagon \
 266         | i370 | i860 | i960 | ia64 \
 267         | ip2k | iq2000 \
 268         | k1om \
 269         | le32 | le64 \
 270         | lm32 \
 271         | m32c | m32r | m32rle | m68000 | m68k | m88k \
 272         | maxq | mb | microblaze | microblazeel | mcore | mep | metag \
 273         | mips | mipsbe | mipseb | mipsel | mipsle \
 274         | mips16 \
 275         | mips64 | mips64el \
 276         | mips64octeon | mips64octeonel \
 277         | mips64orion | mips64orionel \
 278         | mips64r5900 | mips64r5900el \
 279         | mips64vr | mips64vrel \
 280         | mips64vr4100 | mips64vr4100el \
 281         | mips64vr4300 | mips64vr4300el \
 282         | mips64vr5000 | mips64vr5000el \
 283         | mips64vr5900 | mips64vr5900el \
 284         | mipsisa32 | mipsisa32el \
 285         | mipsisa32r2 | mipsisa32r2el \
 286         | mipsisa32r6 | mipsisa32r6el \
 287         | mipsisa64 | mipsisa64el \
 288         | mipsisa64r2 | mipsisa64r2el \
 289         | mipsisa64r6 | mipsisa64r6el \
 290         | mipsisa64sb1 | mipsisa64sb1el \
 291         | mipsisa64sr71k | mipsisa64sr71kel \
 292         | mipsr5900 | mipsr5900el \
 293         | mipstx39 | mipstx39el \
 294         | mn10200 | mn10300 \
 295         | moxie \
 296         | mt \
 297         | msp430 \
 298         | nds32 | nds32le | nds32be \
 299         | nios | nios2 | nios2eb | nios2el \
 300         | ns16k | ns32k \
 301         | open8 | or1k | or1knd | or32 \
 302         | pdp10 | pdp11 | pj | pjl \
 303         | powerpc | powerpc64 | powerpc64le | powerpcle \
 304         | pyramid \
 305         | riscv32 | riscv64 \
 306         | rl78 | rx \
 307         | score \
 308         | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
 309         | sh64 | sh64le \
 310         | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
 311         | sparcv8 | sparcv9 | sparcv9b | sparcv9v \
 312         | spu \
 313         | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
 314         | ubicom32 \
 315         | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
 316         | we32k \
 317         | x86 | xc16x | xstormy16 | xtensa \
 318         | z8k | z80)
 319                 basic_machine=$basic_machine-unknown
 320                 ;;
 321         c54x)
 322                 basic_machine=tic54x-unknown
 323                 ;;
 324         c55x)
 325                 basic_machine=tic55x-unknown
 326                 ;;
 327         c6x)
 328                 basic_machine=tic6x-unknown
 329                 ;;
 330         leon|leon[3-9])
 331                 basic_machine=sparc-$basic_machine
 332                 ;;
 333         m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
 334                 basic_machine=$basic_machine-unknown
 335                 os=-none
 336                 ;;
 337         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
 338                 ;;
 339         ms1)
 340                 basic_machine=mt-unknown
 341                 ;;
 342
 343         strongarm | thumb | xscale)
 344                 basic_machine=arm-unknown
 345                 ;;
 346         xgate)
 347                 basic_machine=$basic_machine-unknown
 348                 os=-none
 349                 ;;
 350         xscaleeb)
 351                 basic_machine=armeb-unknown
 352                 ;;
 353
 354         xscaleel)
 355                 basic_machine=armel-unknown
 356                 ;;
 357
 358         # We use `pc' rather than `unknown'
 359         # because (1) that's what they normally are, and
 360         # (2) the word "unknown" tends to confuse beginning users.
 361         i*86 | x86_64)
 362           basic_machine=$basic_machine-pc
 363           ;;
 364         # Object if more than one company name word.
 365         *-*-*)
 366                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 367                 exit 1
 368                 ;;
 369         # Recognize the basic CPU types with company name.
 370         580-* \
 371         | a29k-* \
 372         | aarch64-* | aarch64_be-* \
 373         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 374         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
 375         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
 376         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
 377         | avr-* | avr32-* \
 378         | be32-* | be64-* \
 379         | bfin-* | bs2000-* \
 380         | c[123]* | c30-* | [cjt]90-* | c4x-* \
 381         | c8051-* | clipper-* | craynv-* | cydra-* \
 382         | d10v-* | d30v-* | dlx-* \
 383         | 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-* | 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         | pyramid-* \
 430         | rl78-* | romp-* | rs6000-* | rx-* \
 431         | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
 432         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
 433         | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
 434         | sparclite-* \
 435         | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx?-* \
 436         | tahoe-* \
 437         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
 438         | tile*-* \
 439         | tron-* \
 440         | ubicom32-* \
 441         | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
 442         | vax-* \
 443         | we32k-* \
 444         | x86-* | x86_64-* | xc16x-* | xps100-* \
 445         | xstormy16-* | xtensa*-* \
 446         | ymp-* \
 447         | z8k-* | z80-*)
 448                 ;;
 449         # Recognize the basic CPU types without company name, with glob match.
 450         xtensa*)
 451                 basic_machine=$basic_machine-unknown
 452                 ;;
 453         # Recognize the various machine names and aliases which stand
 454         # for a CPU type and a company and sometimes even an OS.
 455         386bsd)
 456                 basic_machine=i386-unknown
 457                 os=-bsd
 458                 ;;
 459         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 460                 basic_machine=m68000-att
 461                 ;;
 462         3b*)
 463                 basic_machine=we32k-att
 464                 ;;
 465         a29khif)
 466                 basic_machine=a29k-amd
 467                 os=-udi
 468                 ;;
 469         abacus)
 470                 basic_machine=abacus-unknown
 471                 ;;
 472         adobe68k)
 473                 basic_machine=m68010-adobe
 474                 os=-scout
 475                 ;;
 476         alliant | fx80)
 477                 basic_machine=fx80-alliant
 478                 ;;
 479         altos | altos3068)
 480                 basic_machine=m68k-altos
 481                 ;;
 482         am29k)
 483                 basic_machine=a29k-none
 484                 os=-bsd
 485                 ;;
 486         amd64)
 487                 basic_machine=x86_64-pc
 488                 ;;
 489         amd64-*)
 490                 basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
 491                 ;;
 492         amdahl)
 493                 basic_machine=580-amdahl
 494                 os=-sysv
 495                 ;;
 496         amiga | amiga-*)
 497                 basic_machine=m68k-unknown
 498                 ;;
 499         amigaos | amigados)
 500                 basic_machine=m68k-unknown
 501                 os=-amigaos
 502                 ;;
 503         amigaunix | amix)
 504                 basic_machine=m68k-unknown
 505                 os=-sysv4
 506                 ;;
 507         apollo68)
 508                 basic_machine=m68k-apollo
 509                 os=-sysv
 510                 ;;
 511         apollo68bsd)
 512                 basic_machine=m68k-apollo
 513                 os=-bsd
 514                 ;;
 515         aros)
 516                 basic_machine=i386-pc
 517                 os=-aros
 518                 ;;
 519         aux)
 520                 basic_machine=m68k-apple
 521                 os=-aux
 522                 ;;
 523         balance)
 524                 basic_machine=ns32k-sequent
 525                 os=-dynix
 526                 ;;
 527         blackfin)
 528                 basic_machine=bfin-unknown
 529                 os=-linux
 530                 ;;
 531         blackfin-*)
 532                 basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
 533                 os=-linux
 534                 ;;
 535         bluegene*)
 536                 basic_machine=powerpc-ibm
 537                 os=-cnk
 538                 ;;
 539         c54x-*)
 540                 basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'`
 541                 ;;
 542         c55x-*)
 543                 basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'`
 544                 ;;
 545         c6x-*)
 546                 basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'`
 547                 ;;
 548         c90)
 549                 basic_machine=c90-cray
 550                 os=-unicos
 551                 ;;
 552         cegcc)
 553                 basic_machine=arm-unknown
 554                 os=-cegcc
 555                 ;;
 556         convex-c1)
 557                 basic_machine=c1-convex
 558                 os=-bsd
 559                 ;;
 560         convex-c2)
 561                 basic_machine=c2-convex
 562                 os=-bsd
 563                 ;;
 564         convex-c32)
 565                 basic_machine=c32-convex
 566                 os=-bsd
 567                 ;;
 568         convex-c34)
 569                 basic_machine=c34-convex
 570                 os=-bsd
 571                 ;;
 572         convex-c38)
 573                 basic_machine=c38-convex
 574                 os=-bsd
 575                 ;;
 576         cray | j90)
 577                 basic_machine=j90-cray
 578                 os=-unicos
 579                 ;;
 580         craynv)
 581                 basic_machine=craynv-cray
 582                 os=-unicosmp
 583                 ;;
 584         cr16 | cr16-*)
 585                 basic_machine=cr16-unknown
 586                 os=-elf
 587                 ;;
 588         crds | unos)
 589                 basic_machine=m68k-crds
 590                 ;;
 591         crisv32 | crisv32-* | etraxfs*)
 592                 basic_machine=crisv32-axis
 593                 ;;
 594         cris | cris-* | etrax*)
 595                 basic_machine=cris-axis
 596                 ;;
 597         crx)
 598                 basic_machine=crx-unknown
 599                 os=-elf
 600                 ;;
 601         da30 | da30-*)
 602                 basic_machine=m68k-da30
 603                 ;;
 604         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 605                 basic_machine=mips-dec
 606                 ;;
 607         decsystem10* | dec10*)
 608                 basic_machine=pdp10-dec
 609                 os=-tops10
 610                 ;;
 611         decsystem20* | dec20*)
 612                 basic_machine=pdp10-dec
 613                 os=-tops20
 614                 ;;
 615         delta | 3300 | motorola-3300 | motorola-delta \
 616               | 3300-motorola | delta-motorola)
 617                 basic_machine=m68k-motorola
 618                 ;;
 619         delta88)
 620                 basic_machine=m88k-motorola
 621                 os=-sysv3
 622                 ;;
 623         dicos)
 624                 basic_machine=i686-pc
 625                 os=-dicos
 626                 ;;
 627         djgpp)
 628                 basic_machine=i586-pc
 629                 os=-msdosdjgpp
 630                 ;;
 631         dpx20 | dpx20-*)
 632                 basic_machine=rs6000-bull
 633                 os=-bosx
 634                 ;;
 635         dpx2* | dpx2*-bull)
 636                 basic_machine=m68k-bull
 637                 os=-sysv3
 638                 ;;
 639         ebmon29k)
 640                 basic_machine=a29k-amd
 641                 os=-ebmon
 642                 ;;
 643         elxsi)
 644                 basic_machine=elxsi-elxsi
 645                 os=-bsd
 646                 ;;
 647         encore | umax | mmax)
 648                 basic_machine=ns32k-encore
 649                 ;;
 650         es1800 | OSE68k | ose68k | ose | OSE)
 651                 basic_machine=m68k-ericsson
 652                 os=-ose
 653                 ;;
 654         fx2800)
 655                 basic_machine=i860-alliant
 656                 ;;
 657         genix)
 658                 basic_machine=ns32k-ns
 659                 ;;
 660         gmicro)
 661                 basic_machine=tron-gmicro
 662                 os=-sysv
 663                 ;;
 664         go32)
 665                 basic_machine=i386-pc
 666                 os=-go32
 667                 ;;
 668         h3050r* | hiux*)
 669                 basic_machine=hppa1.1-hitachi
 670                 os=-hiuxwe2
 671                 ;;
 672         h8300hms)
 673                 basic_machine=h8300-hitachi
 674                 os=-hms
 675                 ;;
 676         h8300xray)
 677                 basic_machine=h8300-hitachi
 678                 os=-xray
 679                 ;;
 680         h8500hms)
 681                 basic_machine=h8500-hitachi
 682                 os=-hms
 683                 ;;
 684         harris)
 685                 basic_machine=m88k-harris
 686                 os=-sysv3
 687                 ;;
 688         hp300-*)
 689                 basic_machine=m68k-hp
 690                 ;;
 691         hp300bsd)
 692                 basic_machine=m68k-hp
 693                 os=-bsd
 694                 ;;
 695         hp300hpux)
 696                 basic_machine=m68k-hp
 697                 os=-hpux
 698                 ;;
 699         hp3k9[0-9][0-9] | hp9[0-9][0-9])
 700                 basic_machine=hppa1.0-hp
 701                 ;;
 702         hp9k2[0-9][0-9] | hp9k31[0-9])
 703                 basic_machine=m68000-hp
 704                 ;;
 705         hp9k3[2-9][0-9])
 706                 basic_machine=m68k-hp
 707                 ;;
 708         hp9k6[0-9][0-9] | hp6[0-9][0-9])
 709                 basic_machine=hppa1.0-hp
 710                 ;;
 711         hp9k7[0-79][0-9] | hp7[0-79][0-9])
 712                 basic_machine=hppa1.1-hp
 713                 ;;
 714         hp9k78[0-9] | hp78[0-9])
 715                 # FIXME: really hppa2.0-hp
 716                 basic_machine=hppa1.1-hp
 717                 ;;
 718         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
 719                 # FIXME: really hppa2.0-hp
 720                 basic_machine=hppa1.1-hp
 721                 ;;
 722         hp9k8[0-9][13679] | hp8[0-9][13679])
 723                 basic_machine=hppa1.1-hp
 724                 ;;
 725         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 726                 basic_machine=hppa1.0-hp
 727                 ;;
 728         hppa-next)
 729                 os=-nextstep3
 730                 ;;
 731         hppaosf)
 732                 basic_machine=hppa1.1-hp
 733                 os=-osf
 734                 ;;
 735         hppro)
 736                 basic_machine=hppa1.1-hp
 737                 os=-proelf
 738                 ;;
 739         i370-ibm* | ibm*)
 740                 basic_machine=i370-ibm
 741                 ;;
 742         i*86v32)
 743                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 744                 os=-sysv32
 745                 ;;
 746         i*86v4*)
 747                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 748                 os=-sysv4
 749                 ;;
 750         i*86v)
 751                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 752                 os=-sysv
 753                 ;;
 754         i*86sol2)
 755                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 756                 os=-solaris2
 757                 ;;
 758         i386mach)
 759                 basic_machine=i386-mach
 760                 os=-mach
 761                 ;;
 762         i386-vsta | vsta)
 763                 basic_machine=i386-unknown
 764                 os=-vsta
 765                 ;;
 766         iris | iris4d)
 767                 basic_machine=mips-sgi
 768                 case $os in
 769                     -irix*)
 770                         ;;
 771                     *)
 772                         os=-irix4
 773                         ;;
 774                 esac
 775                 ;;
 776         isi68 | isi)
 777                 basic_machine=m68k-isi
 778                 os=-sysv
 779                 ;;
 780         leon-*|leon[3-9]-*)
 781                 basic_machine=sparc-`echo $basic_machine | sed 's/-.*//'`
 782                 ;;
 783         m68knommu)
 784                 basic_machine=m68k-unknown
 785                 os=-linux
 786                 ;;
 787         m68knommu-*)
 788                 basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
 789                 os=-linux
 790                 ;;
 791         m88k-omron*)
 792                 basic_machine=m88k-omron
 793                 ;;
 794         magnum | m3230)
 795                 basic_machine=mips-mips
 796                 os=-sysv
 797                 ;;
 798         merlin)
 799                 basic_machine=ns32k-utek
 800                 os=-sysv
 801                 ;;
 802         microblaze*)
 803                 basic_machine=microblaze-xilinx
 804                 ;;
 805         mingw64)
 806                 basic_machine=x86_64-pc
 807                 os=-mingw64
 808                 ;;
 809         mingw32)
 810                 basic_machine=i686-pc
 811                 os=-mingw32
 812                 ;;
 813         mingw32ce)
 814                 basic_machine=arm-unknown
 815                 os=-mingw32ce
 816                 ;;
 817         miniframe)
 818                 basic_machine=m68000-convergent
 819                 ;;
 820         *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
 821                 basic_machine=m68k-atari
 822                 os=-mint
 823                 ;;
 824         mips3*-*)
 825                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
 826                 ;;
 827         mips3*)
 828                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 829                 ;;
 830         monitor)
 831                 basic_machine=m68k-rom68k
 832                 os=-coff
 833                 ;;
 834         morphos)
 835                 basic_machine=powerpc-unknown
 836                 os=-morphos
 837                 ;;
 838         moxiebox)
 839                 basic_machine=moxie-unknown
 840                 os=-moxiebox
 841                 ;;
 842         msdos)
 843                 basic_machine=i386-pc
 844                 os=-msdos
 845                 ;;
 846         ms1-*)
 847                 basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
 848                 ;;
 849         msys)
 850                 basic_machine=i686-pc
 851                 os=-msys
 852                 ;;
 853         mvs)
 854                 basic_machine=i370-ibm
 855                 os=-mvs
 856                 ;;
 857         nacl)
 858                 basic_machine=le32-unknown
 859                 os=-nacl
 860                 ;;
 861         ncr3000)
 862                 basic_machine=i486-ncr
 863                 os=-sysv4
 864                 ;;
 865         netbsd386)
 866                 basic_machine=i386-unknown
 867                 os=-netbsd
 868                 ;;
 869         netwinder)
 870                 basic_machine=armv4l-rebel
 871                 os=-linux
 872                 ;;
 873         news | news700 | news800 | news900)
 874                 basic_machine=m68k-sony
 875                 os=-newsos
 876                 ;;
 877         news1000)
 878                 basic_machine=m68030-sony
 879                 os=-newsos
 880                 ;;
 881         news-3600 | risc-news)
 882                 basic_machine=mips-sony
 883                 os=-newsos
 884                 ;;
 885         necv70)
 886                 basic_machine=v70-nec
 887                 os=-sysv
 888                 ;;
 889         next | m*-next )
 890                 basic_machine=m68k-next
 891                 case $os in
 892                     -nextstep* )
 893                         ;;
 894                     -ns2*)
 895                       os=-nextstep2
 896                         ;;
 897                     *)
 898                       os=-nextstep3
 899                         ;;
 900                 esac
 901                 ;;
 902         nh3000)
 903                 basic_machine=m68k-harris
 904                 os=-cxux
 905                 ;;
 906         nh[45]000)
 907                 basic_machine=m88k-harris
 908                 os=-cxux
 909                 ;;
 910         nindy960)
 911                 basic_machine=i960-intel
 912                 os=-nindy
 913                 ;;
 914         mon960)
 915                 basic_machine=i960-intel
 916                 os=-mon960
 917                 ;;
 918         nonstopux)
 919                 basic_machine=mips-compaq
 920                 os=-nonstopux
 921                 ;;
 922         np1)
 923                 basic_machine=np1-gould
 924                 ;;
 925         neo-tandem)
 926                 basic_machine=neo-tandem
 927                 ;;
 928         nse-tandem)
 929                 basic_machine=nse-tandem
 930                 ;;
 931         nsr-tandem)
 932                 basic_machine=nsr-tandem
 933                 ;;
 934         op50n-* | op60c-*)
 935                 basic_machine=hppa1.1-oki
 936                 os=-proelf
 937                 ;;
 938         openrisc | openrisc-*)
 939                 basic_machine=or32-unknown
 940                 ;;
 941         os400)
 942                 basic_machine=powerpc-ibm
 943                 os=-os400
 944                 ;;
 945         OSE68000 | ose68000)
 946                 basic_machine=m68000-ericsson
 947                 os=-ose
 948                 ;;
 949         os68k)
 950                 basic_machine=m68k-none
 951                 os=-os68k
 952                 ;;
 953         pa-hitachi)
 954                 basic_machine=hppa1.1-hitachi
 955                 os=-hiuxwe2
 956                 ;;
 957         paragon)
 958                 basic_machine=i860-intel
 959                 os=-osf
 960                 ;;
 961         parisc)
 962                 basic_machine=hppa-unknown
 963                 os=-linux
 964                 ;;
 965         parisc-*)
 966                 basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
 967                 os=-linux
 968                 ;;
 969         pbd)
 970                 basic_machine=sparc-tti
 971                 ;;
 972         pbb)
 973                 basic_machine=m68k-tti
 974                 ;;
 975         pc532 | pc532-*)
 976                 basic_machine=ns32k-pc532
 977                 ;;
 978         pc98)
 979                 basic_machine=i386-pc
 980                 ;;
 981         pc98-*)
 982                 basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
 983                 ;;
 984         pentium | p5 | k5 | k6 | nexgen | viac3)
 985                 basic_machine=i586-pc
 986                 ;;
 987         pentiumpro | p6 | 6x86 | athlon | athlon_*)
 988                 basic_machine=i686-pc
 989                 ;;
 990         pentiumii | pentium2 | pentiumiii | pentium3)
 991                 basic_machine=i686-pc
 992                 ;;
 993         pentium4)
 994                 basic_machine=i786-pc
 995                 ;;
 996         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
 997                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 998                 ;;
 999         pentiumpro-* | p6-* | 6x86-* | athlon-*)
1000                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
1001                 ;;
1002         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
1003                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
1004                 ;;
1005         pentium4-*)
1006                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
1007                 ;;
1008         pn)
1009                 basic_machine=pn-gould
1010                 ;;
1011         power)  basic_machine=power-ibm
1012                 ;;
1013         ppc | ppcbe)    basic_machine=powerpc-unknown
1014                 ;;
1015         ppc-* | ppcbe-*)
1016                 basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
1017                 ;;
1018         ppcle | powerpclittle | ppc-le | powerpc-little)
1019                 basic_machine=powerpcle-unknown
1020                 ;;
1021         ppcle-* | powerpclittle-*)
1022                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
1023                 ;;
1024         ppc64)  basic_machine=powerpc64-unknown
1025                 ;;
1026         ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
1027                 ;;
1028         ppc64le | powerpc64little | ppc64-le | powerpc64-little)
1029                 basic_machine=powerpc64le-unknown
1030                 ;;
1031         ppc64le-* | powerpc64little-*)
1032                 basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
1033                 ;;
1034         ps2)
1035                 basic_machine=i386-ibm
1036                 ;;
1037         pw32)
1038                 basic_machine=i586-unknown
1039                 os=-pw32
1040                 ;;
1041         rdos | rdos64)
1042                 basic_machine=x86_64-pc
1043                 os=-rdos
1044                 ;;
1045         rdos32)
1046                 basic_machine=i386-pc
1047                 os=-rdos
1048                 ;;
1049         rom68k)
1050                 basic_machine=m68k-rom68k
1051                 os=-coff
1052                 ;;
1053         rm[46]00)
1054                 basic_machine=mips-siemens
1055                 ;;
1056         rtpc | rtpc-*)
1057                 basic_machine=romp-ibm
1058                 ;;
1059         s390 | s390-*)
1060                 basic_machine=s390-ibm
1061                 ;;
1062         s390x | s390x-*)
1063                 basic_machine=s390x-ibm
1064                 ;;
1065         sa29200)
1066                 basic_machine=a29k-amd
1067                 os=-udi
1068                 ;;
1069         sb1)
1070                 basic_machine=mipsisa64sb1-unknown
1071                 ;;
1072         sb1el)
1073                 basic_machine=mipsisa64sb1el-unknown
1074                 ;;
1075         sde)
1076                 basic_machine=mipsisa32-sde
1077                 os=-elf
1078                 ;;
1079         sei)
1080                 basic_machine=mips-sei
1081                 os=-seiux
1082                 ;;
1083         sequent)
1084                 basic_machine=i386-sequent
1085                 ;;
1086         sh)
1087                 basic_machine=sh-hitachi
1088                 os=-hms
1089                 ;;
1090         sh5el)
1091                 basic_machine=sh5le-unknown
1092                 ;;
1093         sh64)
1094                 basic_machine=sh64-unknown
1095                 ;;
1096         sparclite-wrs | simso-wrs)
1097                 basic_machine=sparclite-wrs
1098                 os=-vxworks
1099                 ;;
1100         sps7)
1101                 basic_machine=m68k-bull
1102                 os=-sysv2
1103                 ;;
1104         spur)
1105                 basic_machine=spur-unknown
1106                 ;;
1107         st2000)
1108                 basic_machine=m68k-tandem
1109                 ;;
1110         stratus)
1111                 basic_machine=i860-stratus
1112                 os=-sysv4
1113                 ;;
1114         strongarm-* | thumb-*)
1115                 basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'`
1116                 ;;
1117         sun2)
1118                 basic_machine=m68000-sun
1119                 ;;
1120         sun2os3)
1121                 basic_machine=m68000-sun
1122                 os=-sunos3
1123                 ;;
1124         sun2os4)
1125                 basic_machine=m68000-sun
1126                 os=-sunos4
1127                 ;;
1128         sun3os3)
1129                 basic_machine=m68k-sun
1130                 os=-sunos3
1131                 ;;
1132         sun3os4)
1133                 basic_machine=m68k-sun
1134                 os=-sunos4
1135                 ;;
1136         sun4os3)
1137                 basic_machine=sparc-sun
1138                 os=-sunos3
1139                 ;;
1140         sun4os4)
1141                 basic_machine=sparc-sun
1142                 os=-sunos4
1143                 ;;
1144         sun4sol2)
1145                 basic_machine=sparc-sun
1146                 os=-solaris2
1147                 ;;
1148         sun3 | sun3-*)
1149                 basic_machine=m68k-sun
1150                 ;;
1151         sun4)
1152                 basic_machine=sparc-sun
1153                 ;;
1154         sun386 | sun386i | roadrunner)
1155                 basic_machine=i386-sun
1156                 ;;
1157         sv1)
1158                 basic_machine=sv1-cray
1159                 os=-unicos
1160                 ;;
1161         symmetry)
1162                 basic_machine=i386-sequent
1163                 os=-dynix
1164                 ;;
1165         t3e)
1166                 basic_machine=alphaev5-cray
1167                 os=-unicos
1168                 ;;
1169         t90)
1170                 basic_machine=t90-cray
1171                 os=-unicos
1172                 ;;
1173         tile*)
1174                 basic_machine=$basic_machine-unknown
1175                 os=-linux-gnu
1176                 ;;
1177         tx39)
1178                 basic_machine=mipstx39-unknown
1179                 ;;
1180         tx39el)
1181                 basic_machine=mipstx39el-unknown
1182                 ;;
1183         toad1)
1184                 basic_machine=pdp10-xkl
1185                 os=-tops20
1186                 ;;
1187         tower | tower-32)
1188                 basic_machine=m68k-ncr
1189                 ;;
1190         tpf)
1191                 basic_machine=s390x-ibm
1192                 os=-tpf
1193                 ;;
1194         udi29k)
1195                 basic_machine=a29k-amd
1196                 os=-udi
1197                 ;;
1198         ultra3)
1199                 basic_machine=a29k-nyu
1200                 os=-sym1
1201                 ;;
1202         v810 | necv810)
1203                 basic_machine=v810-nec
1204                 os=-none
1205                 ;;
1206         vaxv)
1207                 basic_machine=vax-dec
1208                 os=-sysv
1209                 ;;
1210         vms)
1211                 basic_machine=vax-dec
1212                 os=-vms
1213                 ;;
1214         vpp*|vx|vx-*)
1215                 basic_machine=f301-fujitsu
1216                 ;;
1217         vxworks960)
1218                 basic_machine=i960-wrs
1219                 os=-vxworks
1220                 ;;
1221         vxworks68)
1222                 basic_machine=m68k-wrs
1223                 os=-vxworks
1224                 ;;
1225         vxworks29k)
1226                 basic_machine=a29k-wrs
1227                 os=-vxworks
1228                 ;;
1229         w65*)
1230                 basic_machine=w65-wdc
1231                 os=-none
1232                 ;;
1233         w89k-*)
1234                 basic_machine=hppa1.1-winbond
1235                 os=-proelf
1236                 ;;
1237         xbox)
1238                 basic_machine=i686-pc
1239                 os=-mingw32
1240                 ;;
1241         xps | xps100)
1242                 basic_machine=xps100-honeywell
1243                 ;;
1244         xscale-* | xscalee[bl]-*)
1245                 basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'`
1246                 ;;
1247         ymp)
1248                 basic_machine=ymp-cray
1249                 os=-unicos
1250                 ;;
1251         z8k-*-coff)
1252                 basic_machine=z8k-unknown
1253                 os=-sim
1254                 ;;
1255         z80-*-coff)
1256                 basic_machine=z80-unknown
1257                 os=-sim
1258                 ;;
1259         none)
1260                 basic_machine=none-none
1261                 os=-none
1262                 ;;
1263
1264 # Here we handle the default manufacturer of certain CPU types.  It is in
1265 # some cases the only manufacturer, in others, it is the most popular.
1266         w89k)
1267                 basic_machine=hppa1.1-winbond
1268                 ;;
1269         op50n)
1270                 basic_machine=hppa1.1-oki
1271                 ;;
1272         op60c)
1273                 basic_machine=hppa1.1-oki
1274                 ;;
1275         romp)
1276                 basic_machine=romp-ibm
1277                 ;;
1278         mmix)
1279                 basic_machine=mmix-knuth
1280                 ;;
1281         rs6000)
1282                 basic_machine=rs6000-ibm
1283                 ;;
1284         vax)
1285                 basic_machine=vax-dec
1286                 ;;
1287         pdp10)
1288                 # there are many clones, so DEC is not a safe bet
1289                 basic_machine=pdp10-unknown
1290                 ;;
1291         pdp11)
1292                 basic_machine=pdp11-dec
1293                 ;;
1294         we32k)
1295                 basic_machine=we32k-att
1296                 ;;
1297         sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
1298                 basic_machine=sh-unknown
1299                 ;;
1300         sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
1301                 basic_machine=sparc-sun
1302                 ;;
1303         cydra)
1304                 basic_machine=cydra-cydrome
1305                 ;;
1306         orion)
1307                 basic_machine=orion-highlevel
1308                 ;;
1309         orion105)
1310                 basic_machine=clipper-highlevel
1311                 ;;
1312         mac | mpw | mac-mpw)
1313                 basic_machine=m68k-apple
1314                 ;;
1315         pmac | pmac-mpw)
1316                 basic_machine=powerpc-apple
1317                 ;;
1318         *-unknown)
1319                 # Make sure to match an already-canonicalized machine name.
1320                 ;;
1321         *)
1322                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
1323                 exit 1
1324                 ;;
1325 esac
1326
1327 # Here we canonicalize certain aliases for manufacturers.
1328 case $basic_machine in
1329         *-digital*)
1330                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
1331                 ;;
1332         *-commodore*)
1333                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
1334                 ;;
1335         *)
1336                 ;;
1337 esac
1338
1339 # Decode manufacturer-specific aliases for certain operating systems.
1340
1341 if [ x"$os" != x"" ]
1342 then
1343 case $os in
1344         # First match some system type aliases
1345         # that might get confused with valid system types.
1346         # -solaris* is a basic system type, with this one exception.
1347         -auroraux)
1348                 os=-auroraux
1349                 ;;
1350         -solaris1 | -solaris1.*)
1351                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1352                 ;;
1353         -solaris)
1354                 os=-solaris2
1355                 ;;
1356         -svr4*)
1357                 os=-sysv4
1358                 ;;
1359         -unixware*)
1360                 os=-sysv4.2uw
1361                 ;;
1362         -gnu/linux*)
1363                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1364                 ;;
1365         # First accept the basic system types.
1366         # The portable systems comes first.
1367         # Each alternative MUST END IN A *, to match a version number.
1368         # -sysv* is not here because it comes later, after sysvr4.
1369         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
1370               | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
1371               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
1372               | -sym* | -kopensolaris* | -plan9* \
1373               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
1374               | -aos* | -aros* \
1375               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
1376               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
1377               | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
1378               | -bitrig* | -openbsd* | -solidbsd* \
1379               | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
1380               | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
1381               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
1382               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
1383               | -chorusos* | -chorusrdb* | -cegcc* \
1384               | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
1385               | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
1386               | -linux-newlib* | -linux-musl* | -linux-uclibc* \
1387               | -uxpv* | -beos* | -mpeix* | -udk* | -moxiebox* \
1388               | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
1389               | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
1390               | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
1391               | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
1392               | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
1393               | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
1394               | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* | -tirtos*)
1395         # Remember, each alternative MUST END IN *, to match a version number.
1396                 ;;
1397         -qnx*)
1398                 case $basic_machine in
1399                     x86-* | i*86-*)
1400                         ;;
1401                     *)
1402                         os=-nto$os
1403                         ;;
1404                 esac
1405                 ;;
1406         -nto-qnx*)
1407                 ;;
1408         -nto*)
1409                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1410                 ;;
1411         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
1412               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
1413               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
1414                 ;;
1415         -mac*)
1416                 os=`echo $os | sed -e 's|mac|macos|'`
1417                 ;;
1418         -linux-dietlibc)
1419                 os=-linux-dietlibc
1420                 ;;
1421         -linux*)
1422                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1423                 ;;
1424         -sunos5*)
1425                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
1426                 ;;
1427         -sunos6*)
1428                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
1429                 ;;
1430         -opened*)
1431                 os=-openedition
1432                 ;;
1433         -os400*)
1434                 os=-os400
1435                 ;;
1436         -wince*)
1437                 os=-wince
1438                 ;;
1439         -osfrose*)
1440                 os=-osfrose
1441                 ;;
1442         -osf*)
1443                 os=-osf
1444                 ;;
1445         -utek*)
1446                 os=-bsd
1447                 ;;
1448         -dynix*)
1449                 os=-bsd
1450                 ;;
1451         -acis*)
1452                 os=-aos
1453                 ;;
1454         -atheos*)
1455                 os=-atheos
1456                 ;;
1457         -syllable*)
1458                 os=-syllable
1459                 ;;
1460         -386bsd)
1461                 os=-bsd
1462                 ;;
1463         -ctix* | -uts*)
1464                 os=-sysv
1465                 ;;
1466         -nova*)
1467                 os=-rtmk-nova
1468                 ;;
1469         -ns2 )
1470                 os=-nextstep2
1471                 ;;
1472         -nsk*)
1473                 os=-nsk
1474                 ;;
1475         # Preserve the version number of sinix5.
1476         -sinix5.*)
1477                 os=`echo $os | sed -e 's|sinix|sysv|'`
1478                 ;;
1479         -sinix*)
1480                 os=-sysv4
1481                 ;;
1482         -tpf*)
1483                 os=-tpf
1484                 ;;
1485         -triton*)
1486                 os=-sysv3
1487                 ;;
1488         -oss*)
1489                 os=-sysv3
1490                 ;;
1491         -svr4)
1492                 os=-sysv4
1493                 ;;
1494         -svr3)
1495                 os=-sysv3
1496                 ;;
1497         -sysvr4)
1498                 os=-sysv4
1499                 ;;
1500         # This must come after -sysvr4.
1501         -sysv*)
1502                 ;;
1503         -ose*)
1504                 os=-ose
1505                 ;;
1506         -es1800*)
1507                 os=-ose
1508                 ;;
1509         -xenix)
1510                 os=-xenix
1511                 ;;
1512         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1513                 os=-mint
1514                 ;;
1515         -aros*)
1516                 os=-aros
1517                 ;;
1518         -zvmoe)
1519                 os=-zvmoe
1520                 ;;
1521         -dicos*)
1522                 os=-dicos
1523                 ;;
1524         -nacl*)
1525                 ;;
1526         -none)
1527                 ;;
1528         *)
1529                 # Get rid of the `-' at the beginning of $os.
1530                 os=`echo $os | sed 's/[^-]*-//'`
1531                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
1532                 exit 1
1533                 ;;
1534 esac
1535 else
1536
1537 # Here we handle the default operating systems that come with various machines.
1538 # The value should be what the vendor currently ships out the door with their
1539 # machine or put another way, the most popular os provided with the machine.
1540
1541 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1542 # "-sun"), then you have to tell the case statement up towards the top
1543 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1544 # will signal an error saying that MANUFACTURER isn't an operating
1545 # system, and we'll never get to this point.
1546
1547 case $basic_machine in
1548         score-*)
1549                 os=-elf
1550                 ;;
1551         spu-*)
1552                 os=-elf
1553                 ;;
1554         *-acorn)
1555                 os=-riscix1.2
1556                 ;;
1557         arm*-rebel)
1558                 os=-linux
1559                 ;;
1560         arm*-semi)
1561                 os=-aout
1562                 ;;
1563         c4x-* | tic4x-*)
1564                 os=-coff
1565                 ;;
1566         c8051-*)
1567                 os=-elf
1568                 ;;
1569         hexagon-*)
1570                 os=-elf
1571                 ;;
1572         tic54x-*)
1573                 os=-coff
1574                 ;;
1575         tic55x-*)
1576                 os=-coff
1577                 ;;
1578         tic6x-*)
1579                 os=-coff
1580                 ;;
1581         # This must come before the *-dec entry.
1582         pdp10-*)
1583                 os=-tops20
1584                 ;;
1585         pdp11-*)
1586                 os=-none
1587                 ;;
1588         *-dec | vax-*)
1589                 os=-ultrix4.2
1590                 ;;
1591         m68*-apollo)
1592                 os=-domain
1593                 ;;
1594         i386-sun)
1595                 os=-sunos4.0.2
1596                 ;;
1597         m68000-sun)
1598                 os=-sunos3
1599                 ;;
1600         m68*-cisco)
1601                 os=-aout
1602                 ;;
1603         mep-*)
1604                 os=-elf
1605                 ;;
1606         mips*-cisco)
1607                 os=-elf
1608                 ;;
1609         mips*-*)
1610                 os=-elf
1611                 ;;
1612         or32-*)
1613                 os=-coff
1614                 ;;
1615         *-tti)  # must be before sparc entry or we get the wrong os.
1616                 os=-sysv3
1617                 ;;
1618         sparc-* | *-sun)
1619                 os=-sunos4.1.1
1620                 ;;
1621         *-be)
1622                 os=-beos
1623                 ;;
1624         *-haiku)
1625                 os=-haiku
1626                 ;;
1627         *-ibm)
1628                 os=-aix
1629                 ;;
1630         *-knuth)
1631                 os=-mmixware
1632                 ;;
1633         *-wec)
1634                 os=-proelf
1635                 ;;
1636         *-winbond)
1637                 os=-proelf
1638                 ;;
1639         *-oki)
1640                 os=-proelf
1641                 ;;
1642         *-hp)
1643                 os=-hpux
1644                 ;;
1645         *-hitachi)
1646                 os=-hiux
1647                 ;;
1648         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1649                 os=-sysv
1650                 ;;
1651         *-cbm)
1652                 os=-amigaos
1653                 ;;
1654         *-dg)
1655                 os=-dgux
1656                 ;;
1657         *-dolphin)
1658                 os=-sysv3
1659                 ;;
1660         m68k-ccur)
1661                 os=-rtu
1662                 ;;
1663         m88k-omron*)
1664                 os=-luna
1665                 ;;
1666         *-next )
1667                 os=-nextstep
1668                 ;;
1669         *-sequent)
1670                 os=-ptx
1671                 ;;
1672         *-crds)
1673                 os=-unos
1674                 ;;
1675         *-ns)
1676                 os=-genix
1677                 ;;
1678         i370-*)
1679                 os=-mvs
1680                 ;;
1681         *-next)
1682                 os=-nextstep3
1683                 ;;
1684         *-gould)
1685                 os=-sysv
1686                 ;;
1687         *-highlevel)
1688                 os=-bsd
1689                 ;;
1690         *-encore)
1691                 os=-bsd
1692                 ;;
1693         *-sgi)
1694                 os=-irix
1695                 ;;
1696         *-siemens)
1697                 os=-sysv4
1698                 ;;
1699         *-masscomp)
1700                 os=-rtu
1701                 ;;
1702         f30[01]-fujitsu | f700-fujitsu)
1703                 os=-uxpv
1704                 ;;
1705         *-rom68k)
1706                 os=-coff
1707                 ;;
1708         *-*bug)
1709                 os=-coff
1710                 ;;
1711         *-apple)
1712                 os=-macos
1713                 ;;
1714         *-atari*)
1715                 os=-mint
1716                 ;;
1717         *)
1718                 os=-none
1719                 ;;
1720 esac
1721 fi
1722
1723 # Here we handle the case where we know the os, and the CPU type, but not the
1724 # manufacturer.  We pick the logical manufacturer.
1725 vendor=unknown
1726 case $basic_machine in
1727         *-unknown)
1728                 case $os in
1729                         -riscix*)
1730                                 vendor=acorn
1731                                 ;;
1732                         -sunos*)
1733                                 vendor=sun
1734                                 ;;
1735                         -cnk*|-aix*)
1736                                 vendor=ibm
1737                                 ;;
1738                         -beos*)
1739                                 vendor=be
1740                                 ;;
1741                         -hpux*)
1742                                 vendor=hp
1743                                 ;;
1744                         -mpeix*)
1745                                 vendor=hp
1746                                 ;;
1747                         -hiux*)
1748                                 vendor=hitachi
1749                                 ;;
1750                         -unos*)
1751                                 vendor=crds
1752                                 ;;
1753                         -dgux*)
1754                                 vendor=dg
1755                                 ;;
1756                         -luna*)
1757                                 vendor=omron
1758                                 ;;
1759                         -genix*)
1760                                 vendor=ns
1761                                 ;;
1762                         -mvs* | -opened*)
1763                                 vendor=ibm
1764                                 ;;
1765                         -os400*)
1766                                 vendor=ibm
1767                                 ;;
1768                         -ptx*)
1769                                 vendor=sequent
1770                                 ;;
1771                         -tpf*)
1772                                 vendor=ibm
1773                                 ;;
1774                         -vxsim* | -vxworks* | -windiss*)
1775                                 vendor=wrs
1776                                 ;;
1777                         -aux*)
1778                                 vendor=apple
1779                                 ;;
1780                         -hms*)
1781                                 vendor=hitachi
1782                                 ;;
1783                         -mpw* | -macos*)
1784                                 vendor=apple
1785                                 ;;
1786                         -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
1787                                 vendor=atari
1788                                 ;;
1789                         -vos*)
1790                                 vendor=stratus
1791                                 ;;
1792                 esac
1793                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
1794                 ;;
1795 esac
1796
1797 echo $basic_machine$os
1798 exit
1799
1800 # Local variables:
1801 # eval: (add-hook 'write-file-hooks 'time-stamp)
1802 # time-stamp-start: "timestamp='"
1803 # time-stamp-format: "%:y-%02m-%02d"
1804 # time-stamp-end: "'"
1805 # End: