config.sub

   1 #! /bin/sh
   2 # Configuration validation subroutine script.
   3 #   Copyright 1992-2018 Free Software Foundation, Inc.
   4
   5 timestamp='2018-07-02'
   6
   7 # This file is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, see <https://www.gnu.org/licenses/>.
  19 #
  20 # As a special exception to the GNU General Public License, if you
  21 # distribute this file as part of a program that contains a
  22 # configuration script generated by Autoconf, you may include it under
  23 # the same distribution terms that you use for the rest of that
  24 # program.  This Exception is an additional permission under section 7
  25 # of the GNU General Public License, version 3 ("GPLv3").
  26
  27
  28 # Please send patches to <config-patches@gnu.org>.
  29 #
  30 # Configuration subroutine to validate and canonicalize a configuration type.
  31 # Supply the specified configuration type as an argument.
  32 # If it is invalid, we print an error message on stderr and exit with code 1.
  33 # Otherwise, we print the canonical config type on stdout and succeed.
  34
  35 # You can get the latest version of this script from:
  36 # https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
  37
  38 # This file is supposed to be the same for all GNU packages
  39 # and recognize all the CPU types, system types and aliases
  40 # that are meaningful with *any* GNU software.
  41 # Each package is responsible for reporting which valid configurations
  42 # it does not support.  The user should be able to distinguish
  43 # a failure to support a valid configuration from a meaningless
  44 # configuration.
  45
  46 # The goal of this file is to map all the various variations of a given
  47 # machine specification into a single specification in the form:
  48 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
  49 # or in some cases, the newer four-part form:
  50 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
  51 # It is wrong to echo any other type of specification.
  52
  53 me=`echo "$0" | sed -e 's,.*/,,'`
  54
  55 usage="\
  56 Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS
  57
  58 Canonicalize a configuration name.
  59
  60 Options:
  61   -h, --help         print this help, then exit
  62   -t, --time-stamp   print date of last modification, then exit
  63   -v, --version      print version number, then exit
  64
  65 Report bugs and patches to <config-patches@gnu.org>."
  66
  67 version="\
  68 GNU config.sub ($timestamp)
  69
  70 Copyright 1992-2018 Free Software Foundation, Inc.
  71
  72 This is free software; see the source for copying conditions.  There is NO
  73 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
  74
  75 help="
  76 Try \`$me --help' for more information."
  77
  78 # Parse command line
  79 while test $# -gt 0 ; do
  80   case $1 in
  81     --time-stamp | --time* | -t )
  82        echo "$timestamp" ; exit ;;
  83     --version | -v )
  84        echo "$version" ; exit ;;
  85     --help | --h* | -h )
  86        echo "$usage"; exit ;;
  87     -- )     # Stop option processing
  88        shift; break ;;
  89     - ) # Use stdin as input.
  90        break ;;
  91     -* )
  92        echo "$me: invalid option $1$help"
  93        exit 1 ;;
  94
  95     *local*)
  96        # First pass through any local machine types.
  97        echo "$1"
  98        exit ;;
  99
 100     * )
 101        break ;;
 102   esac
 103 done
 104
 105 case $# in
 106  0) echo "$me: missing argument$help" >&2
 107     exit 1;;
 108  1) ;;
 109  *) echo "$me: too many arguments$help" >&2
 110     exit 1;;
 111 esac
 112
 113 # Split fields of configuration type
 114 IFS="-" read -r field1 field2 field3 field4 <<EOF
 115 $1
 116 EOF
 117
 118 # Separate into logical components for further validation
 119 case $1 in
 120         *-*-*-*-*)
 121                 echo Invalid configuration \`"$1"\': more than four components >&2
 122                 exit 1
 123                 ;;
 124         *-*-*-*)
 125                 basic_machine=$field1-$field2
 126                 os=$field3-$field4
 127                 ;;
 128         *-*-*)
 129                 # Ambiguous whether COMPANY is present, or skipped and KERNEL-OS is two
 130                 # parts
 131                 maybe_os=$field2-$field3
 132                 case $maybe_os in
 133                         nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc \
 134                         | linux-newlib* | linux-musl* | linux-uclibc* | uclinux-uclibc* \
 135                         | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* \
 136                         | netbsd*-eabi* | kopensolaris*-gnu* | cloudabi*-eabi* \
 137                         | storm-chaos* | os2-emx* | rtmk-nova*)
 138                                 basic_machine=$field1
 139                                 os=$maybe_os
 140                                 ;;
 141                         android-linux)
 142                                 basic_machine=$field1-unknown
 143                                 os=linux-android
 144                                 ;;
 145                         *)
 146                                 basic_machine=$field1-$field2
 147                                 os=$field3
 148                                 ;;
 149                 esac
 150                 ;;
 151         *-*)
 152                 # Second component is usually, but not always the OS
 153                 case $field2 in
 154                         # Prevent following clause from handling this valid os
 155                         sun*os*)
 156                                 basic_machine=$field1
 157                                 os=$field2
 158                                 ;;
 159                         # Manufacturers
 160                         dec* | mips* | sequent* | encore* | pc532* | sgi* | sony* \
 161                         | att* | 7300* | 3300* | delta* | motorola* | sun[234]* \
 162                         | unicom* | ibm* | next | hp | isi* | apollo | altos* \
 163                         | convergent* | ncr* | news | 32* | 3600* | 3100* | hitachi* \
 164                         | c[123]* | convex* | sun | crds | omron* | dg | ultra | tti* \
 165                         | harris | dolphin | highlevel | gould | cbm | ns | masscomp \
 166                         | apple | axis | knuth | cray | microblaze* \
 167                         | sim | cisco | oki | wec | wrs | winbond)
 168                                 basic_machine=$field1-$field2
 169                                 os=
 170                                 ;;
 171                         *)
 172                                 basic_machine=$field1
 173                                 os=$field2
 174                                 ;;
 175                 esac
 176                 ;;
 177         *)
 178                 # Convert single-component short-hands not valid as part of
 179                 # multi-component configurations.
 180                 case $field1 in
 181                         386bsd)
 182                                 basic_machine=i386-pc
 183                                 os=bsd
 184                                 ;;
 185                         a29khif)
 186                                 basic_machine=a29k-amd
 187                                 os=udi
 188                                 ;;
 189                         adobe68k)
 190                                 basic_machine=m68010-adobe
 191                                 os=scout
 192                                 ;;
 193                         am29k)
 194                                 basic_machine=a29k-none
 195                                 os=bsd
 196                                 ;;
 197                         amdahl)
 198                                 basic_machine=580-amdahl
 199                                 os=sysv
 200                                 ;;
 201                         amigaos | amigados)
 202                                 basic_machine=m68k-unknown
 203                                 os=amigaos
 204                                 ;;
 205                         amigaunix | amix)
 206                                 basic_machine=m68k-unknown
 207                                 os=sysv4
 208                                 ;;
 209                         apollo68)
 210                                 basic_machine=m68k-apollo
 211                                 os=sysv
 212                                 ;;
 213                         apollo68bsd)
 214                                 basic_machine=m68k-apollo
 215                                 os=bsd
 216                                 ;;
 217                         aros)
 218                                 basic_machine=i386-pc
 219                                 os=aros
 220                                 ;;
 221                         aux)
 222                                 basic_machine=m68k-apple
 223                                 os=aux
 224                                 ;;
 225                         balance)
 226                                 basic_machine=ns32k-sequent
 227                                 os=dynix
 228                                 ;;
 229                         blackfin)
 230                                 basic_machine=bfin-unknown
 231                                 os=linux
 232                                 ;;
 233                         cegcc)
 234                                 basic_machine=arm-unknown
 235                                 os=cegcc
 236                                 ;;
 237                         cray)
 238                                 basic_machine=j90-cray
 239                                 os=unicos
 240                                 ;;
 241                         craynv)
 242                                 basic_machine=craynv-cray
 243                                 os=unicosmp
 244                                 ;;
 245                         delta88)
 246                                 basic_machine=m88k-motorola
 247                                 os=sysv3
 248                                 ;;
 249                         dicos)
 250                                 basic_machine=i686-pc
 251                                 os=dicos
 252                                 ;;
 253                         djgpp)
 254                                 basic_machine=i586-pc
 255                                 os=msdosdjgpp
 256                                 ;;
 257                         ebmon29k)
 258                                 basic_machine=a29k-amd
 259                                 os=ebmon
 260                                 ;;
 261                         es1800 | OSE68k | ose68k | ose | OSE)
 262                                 basic_machine=m68k-ericsson
 263                                 os=ose
 264                                 ;;
 265                         gmicro)
 266                                 basic_machine=tron-gmicro
 267                                 os=sysv
 268                                 ;;
 269                         go32)
 270                                 basic_machine=i386-pc
 271                                 os=go32
 272                                 ;;
 273                         h8300hms)
 274                                 basic_machine=h8300-hitachi
 275                                 os=hms
 276                                 ;;
 277                         h8300xray)
 278                                 basic_machine=h8300-hitachi
 279                                 os=xray
 280                                 ;;
 281                         h8500hms)
 282                                 basic_machine=h8500-hitachi
 283                                 os=hms
 284                                 ;;
 285                         harris)
 286                                 basic_machine=m88k-harris
 287                                 os=sysv3
 288                                 ;;
 289                         hp300bsd)
 290                                 basic_machine=m68k-hp
 291                                 os=bsd
 292                                 ;;
 293                         hp300hpux)
 294                                 basic_machine=m68k-hp
 295                                 os=hpux
 296                                 ;;
 297                         hppaosf)
 298                                 basic_machine=hppa1.1-hp
 299                                 os=osf
 300                                 ;;
 301                         hppro)
 302                                 basic_machine=hppa1.1-hp
 303                                 os=proelf
 304                                 ;;
 305                         i386mach)
 306                                 basic_machine=i386-mach
 307                                 os=mach
 308                                 ;;
 309                         vsta)
 310                                 basic_machine=i386-unknown
 311                                 os=vsta
 312                                 ;;
 313                         isi68 | isi)
 314                                 basic_machine=m68k-isi
 315                                 os=sysv
 316                                 ;;
 317                         m68knommu)
 318                                 basic_machine=m68k-unknown
 319                                 os=linux
 320                                 ;;
 321                         magnum | m3230)
 322                                 basic_machine=mips-mips
 323                                 os=sysv
 324                                 ;;
 325                         merlin)
 326                                 basic_machine=ns32k-utek
 327                                 os=sysv
 328                                 ;;
 329                         mingw64)
 330                                 basic_machine=x86_64-pc
 331                                 os=mingw64
 332                                 ;;
 333                         mingw32)
 334                                 basic_machine=i686-pc
 335                                 os=mingw32
 336                                 ;;
 337                         mingw32ce)
 338                                 basic_machine=arm-unknown
 339                                 os=mingw32ce
 340                                 ;;
 341                         monitor)
 342                                 basic_machine=m68k-rom68k
 343                                 os=coff
 344                                 ;;
 345                         morphos)
 346                                 basic_machine=powerpc-unknown
 347                                 os=morphos
 348                                 ;;
 349                         moxiebox)
 350                                 basic_machine=moxie-unknown
 351                                 os=moxiebox
 352                                 ;;
 353                         msdos)
 354                                 basic_machine=i386-pc
 355                                 os=msdos
 356                                 ;;
 357                         msys)
 358                                 basic_machine=i686-pc
 359                                 os=msys
 360                                 ;;
 361                         mvs)
 362                                 basic_machine=i370-ibm
 363                                 os=mvs
 364                                 ;;
 365                         nacl)
 366                                 basic_machine=le32-unknown
 367                                 os=nacl
 368                                 ;;
 369                         ncr3000)
 370                                 basic_machine=i486-ncr
 371                                 os=sysv4
 372                                 ;;
 373                         netbsd386)
 374                                 basic_machine=i386-unknown
 375                                 os=netbsd
 376                                 ;;
 377                         netwinder)
 378                                 basic_machine=armv4l-rebel
 379                                 os=linux
 380                                 ;;
 381                         news | news700 | news800 | news900)
 382                                 basic_machine=m68k-sony
 383                                 os=newsos
 384                                 ;;
 385                         news1000)
 386                                 basic_machine=m68030-sony
 387                                 os=newsos
 388                                 ;;
 389                         necv70)
 390                                 basic_machine=v70-nec
 391                                 os=sysv
 392                                 ;;
 393                         nh3000)
 394                                 basic_machine=m68k-harris
 395                                 os=cxux
 396                                 ;;
 397                         nh[45]000)
 398                                 basic_machine=m88k-harris
 399                                 os=cxux
 400                                 ;;
 401                         nindy960)
 402                                 basic_machine=i960-intel
 403                                 os=nindy
 404                                 ;;
 405                         mon960)
 406                                 basic_machine=i960-intel
 407                                 os=mon960
 408                                 ;;
 409                         nonstopux)
 410                                 basic_machine=mips-compaq
 411                                 os=nonstopux
 412                                 ;;
 413                         os400)
 414                                 basic_machine=powerpc-ibm
 415                                 os=os400
 416                                 ;;
 417                         OSE68000 | ose68000)
 418                                 basic_machine=m68000-ericsson
 419                                 os=ose
 420                                 ;;
 421                         os68k)
 422                                 basic_machine=m68k-none
 423                                 os=os68k
 424                                 ;;
 425                         paragon)
 426                                 basic_machine=i860-intel
 427                                 os=osf
 428                                 ;;
 429                         parisc)
 430                                 basic_machine=hppa-unknown
 431                                 os=linux
 432                                 ;;
 433                         pw32)
 434                                 basic_machine=i586-unknown
 435                                 os=pw32
 436                                 ;;
 437                         rdos | rdos64)
 438                                 basic_machine=x86_64-pc
 439                                 os=rdos
 440                                 ;;
 441                         rdos32)
 442                                 basic_machine=i386-pc
 443                                 os=rdos
 444                                 ;;
 445                         rom68k)
 446                                 basic_machine=m68k-rom68k
 447                                 os=coff
 448                                 ;;
 449                         sa29200)
 450                                 basic_machine=a29k-amd
 451                                 os=udi
 452                                 ;;
 453                         sei)
 454                                 basic_machine=mips-sei
 455                                 os=seiux
 456                                 ;;
 457                         sps7)
 458                                 basic_machine=m68k-bull
 459                                 os=sysv2
 460                                 ;;
 461                         stratus)
 462                                 basic_machine=i860-stratus
 463                                 os=sysv4
 464                                 ;;
 465                         sun2os3)
 466                                 basic_machine=m68000-sun
 467                                 os=sunos3
 468                                 ;;
 469                         sun2os4)
 470                                 basic_machine=m68000-sun
 471                                 os=sunos4
 472                                 ;;
 473                         sun3os3)
 474                                 basic_machine=m68k-sun
 475                                 os=sunos3
 476                                 ;;
 477                         sun3os4)
 478                                 basic_machine=m68k-sun
 479                                 os=sunos4
 480                                 ;;
 481                         sun4os3)
 482                                 basic_machine=sparc-sun
 483                                 os=sunos3
 484                                 ;;
 485                         sun4os4)
 486                                 basic_machine=sparc-sun
 487                                 os=sunos4
 488                                 ;;
 489                         sun4sol2)
 490                                 basic_machine=sparc-sun
 491                                 os=solaris2
 492                                 ;;
 493                         sv1)
 494                                 basic_machine=sv1-cray
 495                                 os=unicos
 496                                 ;;
 497                         symmetry)
 498                                 basic_machine=i386-sequent
 499                                 os=dynix
 500                                 ;;
 501                         t3e)
 502                                 basic_machine=alphaev5-cray
 503                                 os=unicos
 504                                 ;;
 505                         t90)
 506                                 basic_machine=t90-cray
 507                                 os=unicos
 508                                 ;;
 509                         toad1)
 510                                 basic_machine=pdp10-xkl
 511                                 os=tops20
 512                                 ;;
 513                         tpf)
 514                                 basic_machine=s390x-ibm
 515                                 os=tpf
 516                                 ;;
 517                         udi29k)
 518                                 basic_machine=a29k-amd
 519                                 os=udi
 520                                 ;;
 521                         ultra3)
 522                                 basic_machine=a29k-nyu
 523                                 os=sym1
 524                                 ;;
 525                         v810 | necv810)
 526                                 basic_machine=v810-nec
 527                                 os=none
 528                                 ;;
 529                         vaxv)
 530                                 basic_machine=vax-dec
 531                                 os=sysv
 532                                 ;;
 533                         vms)
 534                                 basic_machine=vax-dec
 535                                 os=vms
 536                                 ;;
 537                         vxworks960)
 538                                 basic_machine=i960-wrs
 539                                 os=vxworks
 540                                 ;;
 541                         vxworks68)
 542                                 basic_machine=m68k-wrs
 543                                 os=vxworks
 544                                 ;;
 545                         vxworks29k)
 546                                 basic_machine=a29k-wrs
 547                                 os=vxworks
 548                                 ;;
 549                         xbox)
 550                                 basic_machine=i686-pc
 551                                 os=mingw32
 552                                 ;;
 553                         ymp)
 554                                 basic_machine=ymp-cray
 555                                 os=unicos
 556                                 ;;
 557                         *)
 558                                 basic_machine=$1
 559                                 os=
 560                                 ;;
 561                 esac
 562                 ;;
 563 esac
 564
 565 # Decode aliases for certain CPU-COMPANY combinations.
 566 case $basic_machine in
 567         # Recognize the basic CPU types without company name.
 568         # Some are omitted here because they have special meanings below.
 569         1750a | 580 \
 570         | a29k \
 571         | aarch64 | aarch64_be \
 572         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 573         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 574         | am33_2.0 \
 575         | arc | arceb \
 576         | arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv6m | armv[78][arm] \
 577         | avr | avr32 \
 578         | ba \
 579         | be32 | be64 \
 580         | bfin \
 581         | c4x | c8051 | clipper | csky \
 582         | d10v | d30v | dlx | dsp16xx \
 583         | e2k | epiphany \
 584         | fido | fr30 | frv | ft32 \
 585         | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 586         | hexagon \
 587         | i370 | i860 | i960 | ia16 | ia64 \
 588         | ip2k | iq2000 \
 589         | k1om \
 590         | le32 | le64 \
 591         | lm32 \
 592         | m32c | m32r | m32rle | m68000 | m68k | m88k \
 593         | maxq | mb | microblaze | microblazeel | mcore | mep | metag \
 594         | mips | mipsbe | mipseb | mipsel | mipsle \
 595         | mips16 \
 596         | mips64 | mips64el \
 597         | mips64octeon | mips64octeonel \
 598         | mips64orion | mips64orionel \
 599         | mips64r5900 | mips64r5900el \
 600         | mips64vr | mips64vrel \
 601         | mips64vr4100 | mips64vr4100el \
 602         | mips64vr4300 | mips64vr4300el \
 603         | mips64vr5000 | mips64vr5000el \
 604         | mips64vr5900 | mips64vr5900el \
 605         | mipsisa32 | mipsisa32el \
 606         | mipsisa32r2 | mipsisa32r2el \
 607         | mipsisa32r6 | mipsisa32r6el \
 608         | mipsisa64 | mipsisa64el \
 609         | mipsisa64r2 | mipsisa64r2el \
 610         | mipsisa64r6 | mipsisa64r6el \
 611         | mipsisa64sb1 | mipsisa64sb1el \
 612         | mipsisa64sr71k | mipsisa64sr71kel \
 613         | mipsr5900 | mipsr5900el \
 614         | mipstx39 | mipstx39el \
 615         | mn10200 | mn10300 \
 616         | moxie \
 617         | mt \
 618         | msp430 \
 619         | nds32 | nds32le | nds32be \
 620         | nfp \
 621         | nios | nios2 | nios2eb | nios2el \
 622         | ns16k | ns32k \
 623         | open8 | or1k | or1knd | or32 \
 624         | pdp10 | pj | pjl \
 625         | powerpc | powerpc64 | powerpc64le | powerpcle \
 626         | pru \
 627         | pyramid \
 628         | riscv32 | riscv64 \
 629         | rl78 | rx \
 630         | score \
 631         | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[234]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
 632         | sh64 | sh64le \
 633         | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
 634         | sparcv8 | sparcv9 | sparcv9b | sparcv9v \
 635         | spu \
 636         | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
 637         | ubicom32 \
 638         | v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
 639         | visium \
 640         | wasm32 \
 641         | x86 | xc16x | xstormy16 | xtensa \
 642         | z8k | z80)
 643                 basic_machine=$basic_machine-unknown
 644                 ;;
 645         c54x)
 646                 basic_machine=tic54x-unknown
 647                 ;;
 648         c55x)
 649                 basic_machine=tic55x-unknown
 650                 ;;
 651         c6x)
 652                 basic_machine=tic6x-unknown
 653                 ;;
 654         leon|leon[3-9])
 655                 basic_machine=sparc-$basic_machine
 656                 ;;
 657         m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
 658                 basic_machine=$basic_machine-unknown
 659                 os=${os:-none}
 660                 ;;
 661         m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65)
 662                 ;;
 663         m9s12z | m68hcs12z | hcs12z | s12z)
 664                 basic_machine=s12z-unknown
 665                 os=${os:-none}
 666                 ;;
 667         ms1)
 668                 basic_machine=mt-unknown
 669                 ;;
 670         strongarm | thumb | xscale)
 671                 basic_machine=arm-unknown
 672                 ;;
 673         xgate)
 674                 basic_machine=$basic_machine-unknown
 675                 os=${os:-none}
 676                 ;;
 677         xscaleeb)
 678                 basic_machine=armeb-unknown
 679                 ;;
 680
 681         xscaleel)
 682                 basic_machine=armel-unknown
 683                 ;;
 684
 685         # We use `pc' rather than `unknown'
 686         # because (1) that's what they normally are, and
 687         # (2) the word "unknown" tends to confuse beginning users.
 688         i*86 | x86_64)
 689           basic_machine=$basic_machine-pc
 690           ;;
 691         # Recognize the basic CPU types with company name.
 692         580-* \
 693         | a29k-* \
 694         | aarch64-* | aarch64_be-* \
 695         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 696         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
 697         | alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
 698         | arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
 699         | avr-* | avr32-* \
 700         | ba-* \
 701         | be32-* | be64-* \
 702         | bfin-* | bs2000-* \
 703         | c[123]* | c30-* | [cjt]90-* | c4x-* \
 704         | c8051-* | clipper-* | craynv-* | csky-* | cydra-* \
 705         | d10v-* | d30v-* | dlx-* \
 706         | e2k-* | elxsi-* \
 707         | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
 708         | h8300-* | h8500-* \
 709         | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
 710         | hexagon-* \
 711         | i*86-* | i860-* | i960-* | ia16-* | ia64-* \
 712         | ip2k-* | iq2000-* \
 713         | k1om-* \
 714         | le32-* | le64-* \
 715         | lm32-* \
 716         | m32c-* | m32r-* | m32rle-* \
 717         | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
 718         | m88110-* | m88k-* | maxq-* | mcore-* | metag-* \
 719         | microblaze-* | microblazeel-* \
 720         | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
 721         | mips16-* \
 722         | mips64-* | mips64el-* \
 723         | mips64octeon-* | mips64octeonel-* \
 724         | mips64orion-* | mips64orionel-* \
 725         | mips64r5900-* | mips64r5900el-* \
 726         | mips64vr-* | mips64vrel-* \
 727         | mips64vr4100-* | mips64vr4100el-* \
 728         | mips64vr4300-* | mips64vr4300el-* \
 729         | mips64vr5000-* | mips64vr5000el-* \
 730         | mips64vr5900-* | mips64vr5900el-* \
 731         | mipsisa32-* | mipsisa32el-* \
 732         | mipsisa32r2-* | mipsisa32r2el-* \
 733         | mipsisa32r6-* | mipsisa32r6el-* \
 734         | mipsisa64-* | mipsisa64el-* \
 735         | mipsisa64r2-* | mipsisa64r2el-* \
 736         | mipsisa64r6-* | mipsisa64r6el-* \
 737         | mipsisa64sb1-* | mipsisa64sb1el-* \
 738         | mipsisa64sr71k-* | mipsisa64sr71kel-* \
 739         | mipsr5900-* | mipsr5900el-* \
 740         | mipstx39-* | mipstx39el-* \
 741         | mmix-* \
 742         | mt-* \
 743         | msp430-* \
 744         | nds32-* | nds32le-* | nds32be-* \
 745         | nfp-* \
 746         | nios-* | nios2-* | nios2eb-* | nios2el-* \
 747         | none-* | np1-* | ns16k-* | ns32k-* \
 748         | open8-* \
 749         | or1k*-* \
 750         | orion-* \
 751         | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
 752         | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \
 753         | pru-* \
 754         | pyramid-* \
 755         | riscv32-* | riscv64-* \
 756         | rl78-* | romp-* | rs6000-* | rx-* \
 757         | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
 758         | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
 759         | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
 760         | sparclite-* \
 761         | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx*-* \
 762         | tahoe-* \
 763         | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
 764         | tile*-* \
 765         | tron-* \
 766         | ubicom32-* \
 767         | v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
 768         | vax-* \
 769         | visium-* \
 770         | wasm32-* \
 771         | we32k-* \
 772         | x86-* | x86_64-* | xc16x-* | xps100-* \
 773         | xstormy16-* | xtensa*-* \
 774         | ymp-* \
 775         | z8k-* | z80-*)
 776                 ;;
 777         # Recognize the basic CPU types without company name, with glob match.
 778         xtensa*)
 779                 basic_machine=$basic_machine-unknown
 780                 ;;
 781         # Recognize the various machine names and aliases which stand
 782         # for a CPU type and a company and sometimes even an OS.
 783         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 784                 basic_machine=m68000-att
 785                 ;;
 786         3b*)
 787                 basic_machine=we32k-att
 788                 ;;
 789         abacus)
 790                 basic_machine=abacus-unknown
 791                 ;;
 792         alliant | fx80)
 793                 basic_machine=fx80-alliant
 794                 ;;
 795         altos | altos3068)
 796                 basic_machine=m68k-altos
 797                 ;;
 798         amd64)
 799                 basic_machine=x86_64-pc
 800                 ;;
 801         amd64-*)
 802                 basic_machine=x86_64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 803                 ;;
 804         amiga | amiga-*)
 805                 basic_machine=m68k-unknown
 806                 ;;
 807         asmjs)
 808                 basic_machine=asmjs-unknown
 809                 ;;
 810         blackfin-*)
 811                 basic_machine=bfin-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 812                 os=linux
 813                 ;;
 814         bluegene*)
 815                 basic_machine=powerpc-ibm
 816                 os=cnk
 817                 ;;
 818         c54x-*)
 819                 basic_machine=tic54x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 820                 ;;
 821         c55x-*)
 822                 basic_machine=tic55x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 823                 ;;
 824         c6x-*)
 825                 basic_machine=tic6x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 826                 ;;
 827         c90)
 828                 basic_machine=c90-cray
 829                 os=${os:-unicos}
 830                 ;;
 831         convex-c1)
 832                 basic_machine=c1-convex
 833                 os=bsd
 834                 ;;
 835         convex-c2)
 836                 basic_machine=c2-convex
 837                 os=bsd
 838                 ;;
 839         convex-c32)
 840                 basic_machine=c32-convex
 841                 os=bsd
 842                 ;;
 843         convex-c34)
 844                 basic_machine=c34-convex
 845                 os=bsd
 846                 ;;
 847         convex-c38)
 848                 basic_machine=c38-convex
 849                 os=bsd
 850                 ;;
 851         cr16 | cr16-*)
 852                 basic_machine=cr16-unknown
 853                 os=${os:-elf}
 854                 ;;
 855         crds | unos)
 856                 basic_machine=m68k-crds
 857                 ;;
 858         crisv32 | crisv32-* | etraxfs*)
 859                 basic_machine=crisv32-axis
 860                 ;;
 861         cris | cris-* | etrax*)
 862                 basic_machine=cris-axis
 863                 ;;
 864         crx)
 865                 basic_machine=crx-unknown
 866                 os=${os:-elf}
 867                 ;;
 868         da30 | da30-*)
 869                 basic_machine=m68k-da30
 870                 ;;
 871         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 872                 basic_machine=mips-dec
 873                 ;;
 874         decsystem10* | dec10*)
 875                 basic_machine=pdp10-dec
 876                 os=tops10
 877                 ;;
 878         decsystem20* | dec20*)
 879                 basic_machine=pdp10-dec
 880                 os=tops20
 881                 ;;
 882         delta | 3300 | motorola-3300 | motorola-delta \
 883               | 3300-motorola | delta-motorola)
 884                 basic_machine=m68k-motorola
 885                 ;;
 886         dpx20 | dpx20-*)
 887                 basic_machine=rs6000-bull
 888                 os=${os:-bosx}
 889                 ;;
 890         dpx2*)
 891                 basic_machine=m68k-bull
 892                 os=sysv3
 893                 ;;
 894         e500v[12])
 895                 basic_machine=powerpc-unknown
 896                 os=$os"spe"
 897                 ;;
 898         e500v[12]-*)
 899                 basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 900                 os=$os"spe"
 901                 ;;
 902         encore | umax | mmax)
 903                 basic_machine=ns32k-encore
 904                 ;;
 905         elxsi)
 906                 basic_machine=elxsi-elxsi
 907                 os=${os:-bsd}
 908                 ;;
 909         fx2800)
 910                 basic_machine=i860-alliant
 911                 ;;
 912         genix)
 913                 basic_machine=ns32k-ns
 914                 ;;
 915         h3050r* | hiux*)
 916                 basic_machine=hppa1.1-hitachi
 917                 os=hiuxwe2
 918                 ;;
 919         hp300-*)
 920                 basic_machine=m68k-hp
 921                 ;;
 922         hp3k9[0-9][0-9] | hp9[0-9][0-9])
 923                 basic_machine=hppa1.0-hp
 924                 ;;
 925         hp9k2[0-9][0-9] | hp9k31[0-9])
 926                 basic_machine=m68000-hp
 927                 ;;
 928         hp9k3[2-9][0-9])
 929                 basic_machine=m68k-hp
 930                 ;;
 931         hp9k6[0-9][0-9] | hp6[0-9][0-9])
 932                 basic_machine=hppa1.0-hp
 933                 ;;
 934         hp9k7[0-79][0-9] | hp7[0-79][0-9])
 935                 basic_machine=hppa1.1-hp
 936                 ;;
 937         hp9k78[0-9] | hp78[0-9])
 938                 # FIXME: really hppa2.0-hp
 939                 basic_machine=hppa1.1-hp
 940                 ;;
 941         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
 942                 # FIXME: really hppa2.0-hp
 943                 basic_machine=hppa1.1-hp
 944                 ;;
 945         hp9k8[0-9][13679] | hp8[0-9][13679])
 946                 basic_machine=hppa1.1-hp
 947                 ;;
 948         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 949                 basic_machine=hppa1.0-hp
 950                 ;;
 951         i370-ibm* | ibm*)
 952                 basic_machine=i370-ibm
 953                 ;;
 954         i*86v32)
 955                 basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 956                 os=sysv32
 957                 ;;
 958         i*86v4*)
 959                 basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 960                 os=sysv4
 961                 ;;
 962         i*86v)
 963                 basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 964                 os=sysv
 965                 ;;
 966         i*86sol2)
 967                 basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 968                 os=solaris2
 969                 ;;
 970         j90 | j90-cray)
 971                 basic_machine=j90-cray
 972                 os=${os:-unicos}
 973                 ;;
 974         iris | iris4d)
 975                 basic_machine=mips-sgi
 976                 case $os in
 977                     irix*)
 978                         ;;
 979                     *)
 980                         os=irix4
 981                         ;;
 982                 esac
 983                 ;;
 984         leon-*|leon[3-9]-*)
 985                 basic_machine=sparc-`echo "$basic_machine" | sed 's/-.*//'`
 986                 ;;
 987         m68knommu-*)
 988                 basic_machine=m68k-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 989                 os=linux
 990                 ;;
 991         microblaze*)
 992                 basic_machine=microblaze-xilinx
 993                 ;;
 994         miniframe)
 995                 basic_machine=m68000-convergent
 996                 ;;
 997         *mint | mint[0-9]* | *MiNT | *MiNT[0-9]*)
 998                 basic_machine=m68k-atari
 999                 os=mint
1000                 ;;
1001         mips3*-*)
1002                 basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`
1003                 ;;
1004         mips3*)
1005                 basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`-unknown
1006                 ;;
1007         ms1-*)
1008                 basic_machine=`echo "$basic_machine" | sed -e 's/ms1-/mt-/'`
1009                 ;;
1010         news-3600 | risc-news)
1011                 basic_machine=mips-sony
1012                 os=newsos
1013                 ;;
1014         next | m*-next)
1015                 basic_machine=m68k-next
1016                 case $os in
1017                     nextstep* )
1018                         ;;
1019                     ns2*)
1020                       os=nextstep2
1021                         ;;
1022                     *)
1023                       os=nextstep3
1024                         ;;
1025                 esac
1026                 ;;
1027         np1)
1028                 basic_machine=np1-gould
1029                 ;;
1030         neo-tandem)
1031                 basic_machine=neo-tandem
1032                 ;;
1033         nse-tandem)
1034                 basic_machine=nse-tandem
1035                 ;;
1036         nsr-tandem)
1037                 basic_machine=nsr-tandem
1038                 ;;
1039         nsv-tandem)
1040                 basic_machine=nsv-tandem
1041                 ;;
1042         nsx-tandem)
1043                 basic_machine=nsx-tandem
1044                 ;;
1045         op50n-* | op60c-*)
1046                 basic_machine=hppa1.1-oki
1047                 os=proelf
1048                 ;;
1049         openrisc | openrisc-*)
1050                 basic_machine=or32-unknown
1051                 ;;
1052         pa-hitachi)
1053                 basic_machine=hppa1.1-hitachi
1054                 os=hiuxwe2
1055                 ;;
1056         parisc-*)
1057                 basic_machine=hppa-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1058                 os=linux
1059                 ;;
1060         pbd)
1061                 basic_machine=sparc-tti
1062                 ;;
1063         pbb)
1064                 basic_machine=m68k-tti
1065                 ;;
1066         pc532 | pc532-*)
1067                 basic_machine=ns32k-pc532
1068                 ;;
1069         pc98)
1070                 basic_machine=i386-pc
1071                 ;;
1072         pc98-*)
1073                 basic_machine=i386-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1074                 ;;
1075         pentium | p5 | k5 | k6 | nexgen | viac3)
1076                 basic_machine=i586-pc
1077                 ;;
1078         pentiumpro | p6 | 6x86 | athlon | athlon_*)
1079                 basic_machine=i686-pc
1080                 ;;
1081         pentiumii | pentium2 | pentiumiii | pentium3)
1082                 basic_machine=i686-pc
1083                 ;;
1084         pentium4)
1085                 basic_machine=i786-pc
1086                 ;;
1087         pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
1088                 basic_machine=i586-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1089                 ;;
1090         pentiumpro-* | p6-* | 6x86-* | athlon-*)
1091                 basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1092                 ;;
1093         pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
1094                 basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1095                 ;;
1096         pentium4-*)
1097                 basic_machine=i786-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1098                 ;;
1099         pn)
1100                 basic_machine=pn-gould
1101                 ;;
1102         power)  basic_machine=power-ibm
1103                 ;;
1104         ppc | ppcbe)    basic_machine=powerpc-unknown
1105                 ;;
1106         ppc-* | ppcbe-*)
1107                 basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1108                 ;;
1109         ppcle | powerpclittle)
1110                 basic_machine=powerpcle-unknown
1111                 ;;
1112         ppcle-* | powerpclittle-*)
1113                 basic_machine=powerpcle-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1114                 ;;
1115         ppc64)  basic_machine=powerpc64-unknown
1116                 ;;
1117         ppc64-*) basic_machine=powerpc64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1118                 ;;
1119         ppc64le | powerpc64little)
1120                 basic_machine=powerpc64le-unknown
1121                 ;;
1122         ppc64le-* | powerpc64little-*)
1123                 basic_machine=powerpc64le-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1124                 ;;
1125         ps2)
1126                 basic_machine=i386-ibm
1127                 ;;
1128         riscv)
1129                 basic_machine=riscv32-unknown
1130                 ;;
1131         riscv-*)
1132                 basic_machine=`echo "$basic_machine" | sed 's/^riscv/riscv32/'`
1133                 ;;
1134         rm[46]00)
1135                 basic_machine=mips-siemens
1136                 ;;
1137         rtpc | rtpc-*)
1138                 basic_machine=romp-ibm
1139                 ;;
1140         s390 | s390-*)
1141                 basic_machine=s390-ibm
1142                 ;;
1143         s390x | s390x-*)
1144                 basic_machine=s390x-ibm
1145                 ;;
1146         sb1)
1147                 basic_machine=mipsisa64sb1-unknown
1148                 ;;
1149         sb1el)
1150                 basic_machine=mipsisa64sb1el-unknown
1151                 ;;
1152         sde)
1153                 basic_machine=mipsisa32-sde
1154                 os=${os:-elf}
1155                 ;;
1156         sequent)
1157                 basic_machine=i386-sequent
1158                 ;;
1159         sh5el)
1160                 basic_machine=sh5le-unknown
1161                 ;;
1162         simso-wrs)
1163                 basic_machine=sparclite-wrs
1164                 os=vxworks
1165                 ;;
1166         spur)
1167                 basic_machine=spur-unknown
1168                 ;;
1169         st2000)
1170                 basic_machine=m68k-tandem
1171                 ;;
1172         strongarm-* | thumb-*)
1173                 basic_machine=arm-`echo "$basic_machine" | sed 's/^[^-]*-//'`
1174                 ;;
1175         sun2)
1176                 basic_machine=m68000-sun
1177                 ;;
1178         sun3 | sun3-*)
1179                 basic_machine=m68k-sun
1180                 ;;
1181         sun4)
1182                 basic_machine=sparc-sun
1183                 ;;
1184         sun386 | sun386i | roadrunner)
1185                 basic_machine=i386-sun
1186                 ;;
1187         tile*)
1188                 basic_machine=$basic_machine-unknown
1189                 os=linux-gnu
1190                 ;;
1191         tx39)
1192                 basic_machine=mipstx39-unknown
1193                 ;;
1194         tx39el)
1195                 basic_machine=mipstx39el-unknown
1196                 ;;
1197         tower | tower-32)
1198                 basic_machine=m68k-ncr
1199                 ;;
1200         vpp*|vx|vx-*)
1201                 basic_machine=f301-fujitsu
1202                 ;;
1203         w65*)
1204                 basic_machine=w65-wdc
1205                 os=none
1206                 ;;
1207         w89k-*)
1208                 basic_machine=hppa1.1-winbond
1209                 os=proelf
1210                 ;;
1211         x64)
1212                 basic_machine=x86_64-pc
1213                 ;;
1214         xps | xps100)
1215                 basic_machine=xps100-honeywell
1216                 ;;
1217         xscale-* | xscalee[bl]-*)
1218                 basic_machine=`echo "$basic_machine" | sed 's/^xscale/arm/'`
1219                 ;;
1220         none)
1221                 basic_machine=none-none
1222                 os=${os:-none}
1223                 ;;
1224
1225 # Here we handle the default manufacturer of certain CPU types.  It is in
1226 # some cases the only manufacturer, in others, it is the most popular.
1227         w89k)
1228                 basic_machine=hppa1.1-winbond
1229                 ;;
1230         op50n)
1231                 basic_machine=hppa1.1-oki
1232                 ;;
1233         op60c)
1234                 basic_machine=hppa1.1-oki
1235                 ;;
1236         romp)
1237                 basic_machine=romp-ibm
1238                 ;;
1239         mmix)
1240                 basic_machine=mmix-knuth
1241                 ;;
1242         rs6000)
1243                 basic_machine=rs6000-ibm
1244                 ;;
1245         vax)
1246                 basic_machine=vax-dec
1247                 ;;
1248         pdp11)
1249                 basic_machine=pdp11-dec
1250                 ;;
1251         we32k)
1252                 basic_machine=we32k-att
1253                 ;;
1254         sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
1255                 basic_machine=sh-unknown
1256                 ;;
1257         cydra)
1258                 basic_machine=cydra-cydrome
1259                 ;;
1260         orion)
1261                 basic_machine=orion-highlevel
1262                 ;;
1263         orion105)
1264                 basic_machine=clipper-highlevel
1265                 ;;
1266         mac | mpw | mac-mpw)
1267                 basic_machine=m68k-apple
1268                 ;;
1269         pmac | pmac-mpw)
1270                 basic_machine=powerpc-apple
1271                 ;;
1272         *-unknown)
1273                 # Make sure to match an already-canonicalized machine name.
1274                 ;;
1275         *)
1276                 echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
1277                 exit 1
1278                 ;;
1279 esac
1280
1281 # Here we canonicalize certain aliases for manufacturers.
1282 case $basic_machine in
1283         *-digital*)
1284                 basic_machine=`echo "$basic_machine" | sed 's/digital.*/dec/'`
1285                 ;;
1286         *-commodore*)
1287                 basic_machine=`echo "$basic_machine" | sed 's/commodore.*/cbm/'`
1288                 ;;
1289         *)
1290                 ;;
1291 esac
1292
1293 # Decode manufacturer-specific aliases for certain operating systems.
1294
1295 if [ x$os != x ]
1296 then
1297 case $os in
1298         # First match some system type aliases that might get confused
1299         # with valid system types.
1300         # solaris* is a basic system type, with this one exception.
1301         auroraux)
1302                 os=auroraux
1303                 ;;
1304         bluegene*)
1305                 os=cnk
1306                 ;;
1307         solaris1 | solaris1.*)
1308                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
1309                 ;;
1310         solaris)
1311                 os=solaris2
1312                 ;;
1313         unixware*)
1314                 os=sysv4.2uw
1315                 ;;
1316         gnu/linux*)
1317                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
1318                 ;;
1319         # es1800 is here to avoid being matched by es* (a different OS)
1320         es1800*)
1321                 os=ose
1322                 ;;
1323         # Some version numbers need modification
1324         chorusos*)
1325                 os=chorusos
1326                 ;;
1327         isc)
1328                 os=isc2.2
1329                 ;;
1330         sco6)
1331                 os=sco5v6
1332                 ;;
1333         sco5)
1334                 os=sco3.2v5
1335                 ;;
1336         sco4)
1337                 os=sco3.2v4
1338                 ;;
1339         sco3.2.[4-9]*)
1340                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
1341                 ;;
1342         sco3.2v[4-9]* | sco5v6*)
1343                 # Don't forget version if it is 3.2v4 or newer.
1344                 ;;
1345         scout)
1346                 # Don't match below
1347                 ;;
1348         sco*)
1349                 os=sco3.2v2
1350                 ;;
1351         psos*)
1352                 os=psos
1353                 ;;
1354         # Now accept the basic system types.
1355         # The portable systems comes first.
1356         # Each alternative MUST end in a * to match a version number.
1357         # sysv* is not here because it comes later, after sysvr4.
1358         gnu* | bsd* | mach* | minix* | genix* | ultrix* | irix* \
1359              | *vms* | esix* | aix* | cnk* | sunos | sunos[34]*\
1360              | hpux* | unos* | osf* | luna* | dgux* | auroraux* | solaris* \
1361              | sym* | kopensolaris* | plan9* \
1362              | amigaos* | amigados* | msdos* | newsos* | unicos* | aof* \
1363              | aos* | aros* | cloudabi* | sortix* \
1364              | nindy* | vxsim* | vxworks* | ebmon* | hms* | mvs* \
1365              | clix* | riscos* | uniplus* | iris* | rtu* | xenix* \
1366              | knetbsd* | mirbsd* | netbsd* \
1367              | bitrig* | openbsd* | solidbsd* | libertybsd* \
1368              | ekkobsd* | kfreebsd* | freebsd* | riscix* | lynxos* \
1369              | bosx* | nextstep* | cxux* | aout* | elf* | oabi* \
1370              | ptx* | coff* | ecoff* | winnt* | domain* | vsta* \
1371              | udi* | eabi* | lites* | ieee* | go32* | aux* | hcos* \
1372              | chorusrdb* | cegcc* | glidix* \
1373              | cygwin* | msys* | pe* | moss* | proelf* | rtems* \
1374              | midipix* | mingw32* | mingw64* | linux-gnu* | linux-android* \
1375              | linux-newlib* | linux-musl* | linux-uclibc* \
1376              | uxpv* | beos* | mpeix* | udk* | moxiebox* \
1377              | interix* | uwin* | mks* | rhapsody* | darwin* \
1378              | openstep* | oskit* | conix* | pw32* | nonstopux* \
1379              | storm-chaos* | tops10* | tenex* | tops20* | its* \
1380              | os2* | vos* | palmos* | uclinux* | nucleus* \
1381              | morphos* | superux* | rtmk* | windiss* \
1382              | powermax* | dnix* | nx6 | nx7 | sei* | dragonfly* \
1383              | skyos* | haiku* | rdos* | toppers* | drops* | es* \
1384              | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
1385              | midnightbsd*)
1386         # Remember, each alternative MUST END IN *, to match a version number.
1387                 ;;
1388         qnx*)
1389                 case $basic_machine in
1390                     x86-* | i*86-*)
1391                         ;;
1392                     *)
1393                         os=nto-$os
1394                         ;;
1395                 esac
1396                 ;;
1397         hiux*)
1398                 os=hiuxwe2
1399                 ;;
1400         nto-qnx*)
1401                 ;;
1402         nto*)
1403                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
1404                 ;;
1405         sim | xray | os68k* | v88r* \
1406             | windows* | osx | abug | netware* | os9* \
1407             | macos* | mpw* | magic* | mmixware* | mon960* | lnews*)
1408                 ;;
1409         linux-dietlibc)
1410                 os=linux-dietlibc
1411                 ;;
1412         linux*)
1413                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
1414                 ;;
1415         lynx*178)
1416                 os=lynxos178
1417                 ;;
1418         lynx*5)
1419                 os=lynxos5
1420                 ;;
1421         lynx*)
1422                 os=lynxos
1423                 ;;
1424         mac*)
1425                 os=`echo "$os" | sed -e 's|mac|macos|'`
1426                 ;;
1427         opened*)
1428                 os=openedition
1429                 ;;
1430         os400*)
1431                 os=os400
1432                 ;;
1433         sunos5*)
1434                 os=`echo "$os" | sed -e 's|sunos5|solaris2|'`
1435                 ;;
1436         sunos6*)
1437                 os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
1438                 ;;
1439         wince*)
1440                 os=wince
1441                 ;;
1442         utek*)
1443                 os=bsd
1444                 ;;
1445         dynix*)
1446                 os=bsd
1447                 ;;
1448         acis*)
1449                 os=aos
1450                 ;;
1451         atheos*)
1452                 os=atheos
1453                 ;;
1454         syllable*)
1455                 os=syllable
1456                 ;;
1457         386bsd)
1458                 os=bsd
1459                 ;;
1460         ctix* | uts*)
1461                 os=sysv
1462                 ;;
1463         nova*)
1464                 os=rtmk-nova
1465                 ;;
1466         ns2)
1467                 os=nextstep2
1468                 ;;
1469         nsk*)
1470                 os=nsk
1471                 ;;
1472         # Preserve the version number of sinix5.
1473         sinix5.*)
1474                 os=`echo $os | sed -e 's|sinix|sysv|'`
1475                 ;;
1476         sinix*)
1477                 os=sysv4
1478                 ;;
1479         tpf*)
1480                 os=tpf
1481                 ;;
1482         triton*)
1483                 os=sysv3
1484                 ;;
1485         oss*)
1486                 os=sysv3
1487                 ;;
1488         svr4*)
1489                 os=sysv4
1490                 ;;
1491         svr3)
1492                 os=sysv3
1493                 ;;
1494         sysvr4)
1495                 os=sysv4
1496                 ;;
1497         # This must come after sysvr4.
1498         sysv*)
1499                 ;;
1500         ose*)
1501                 os=ose
1502                 ;;
1503         *mint | mint[0-9]* | *MiNT | MiNT[0-9]*)
1504                 os=mint
1505                 ;;
1506         zvmoe)
1507                 os=zvmoe
1508                 ;;
1509         dicos*)
1510                 os=dicos
1511                 ;;
1512         pikeos*)
1513                 # Until real need of OS specific support for
1514                 # particular features comes up, bare metal
1515                 # configurations are quite functional.
1516                 case $basic_machine in
1517                     arm*)
1518                         os=eabi
1519                         ;;
1520                     *)
1521                         os=elf
1522                         ;;
1523                 esac
1524                 ;;
1525         nacl*)
1526                 ;;
1527         ios)
1528                 ;;
1529         none)
1530                 ;;
1531         *-eabi)
1532                 ;;
1533         *)
1534                 echo Invalid configuration \`"$1"\': system \`"$os"\' not recognized 1>&2
1535                 exit 1
1536                 ;;
1537 esac
1538 else
1539
1540 # Here we handle the default operating systems that come with various machines.
1541 # The value should be what the vendor currently ships out the door with their
1542 # machine or put another way, the most popular os provided with the machine.
1543
1544 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1545 # "-sun"), then you have to tell the case statement up towards the top
1546 # that MANUFACTURER isn't an operating system.  Otherwise, code above
1547 # will signal an error saying that MANUFACTURER isn't an operating
1548 # system, and we'll never get to this point.
1549
1550 case $basic_machine in
1551         score-*)
1552                 os=elf
1553                 ;;
1554         spu-*)
1555                 os=elf
1556                 ;;
1557         *-acorn)
1558                 os=riscix1.2
1559                 ;;
1560         arm*-rebel)
1561                 os=linux
1562                 ;;
1563         arm*-semi)
1564                 os=aout
1565                 ;;
1566         c4x-* | tic4x-*)
1567                 os=coff
1568                 ;;
1569         c8051-*)
1570                 os=elf
1571                 ;;
1572         clipper-intergraph)
1573                 os=clix
1574                 ;;
1575         hexagon-*)
1576                 os=elf
1577                 ;;
1578         tic54x-*)
1579                 os=coff
1580                 ;;
1581         tic55x-*)
1582                 os=coff
1583                 ;;
1584         tic6x-*)
1585                 os=coff
1586                 ;;
1587         # This must come before the *-dec entry.
1588         pdp10-*)
1589                 os=tops20
1590                 ;;
1591         pdp11-*)
1592                 os=none
1593                 ;;
1594         *-dec | vax-*)
1595                 os=ultrix4.2
1596                 ;;
1597         m68*-apollo)
1598                 os=domain
1599                 ;;
1600         i386-sun)
1601                 os=sunos4.0.2
1602                 ;;
1603         m68000-sun)
1604                 os=sunos3
1605                 ;;
1606         m68*-cisco)
1607                 os=aout
1608                 ;;
1609         mep-*)
1610                 os=elf
1611                 ;;
1612         mips*-cisco)
1613                 os=elf
1614                 ;;
1615         mips*-*)
1616                 os=elf
1617                 ;;
1618         or32-*)
1619                 os=coff
1620                 ;;
1621         *-tti)  # must be before sparc entry or we get the wrong os.
1622                 os=sysv3
1623                 ;;
1624         sparc-* | *-sun)
1625                 os=sunos4.1.1
1626                 ;;
1627         pru-*)
1628                 os=elf
1629                 ;;
1630         *-be)
1631                 os=beos
1632                 ;;
1633         *-ibm)
1634                 os=aix
1635                 ;;
1636         *-knuth)
1637                 os=mmixware
1638                 ;;
1639         *-wec)
1640                 os=proelf
1641                 ;;
1642         *-winbond)
1643                 os=proelf
1644                 ;;
1645         *-oki)
1646                 os=proelf
1647                 ;;
1648         *-hp)
1649                 os=hpux
1650                 ;;
1651         *-hitachi)
1652                 os=hiux
1653                 ;;
1654         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
1655                 os=sysv
1656                 ;;
1657         *-cbm)
1658                 os=amigaos
1659                 ;;
1660         *-dg)
1661                 os=dgux
1662                 ;;
1663         *-dolphin)
1664                 os=sysv3
1665                 ;;
1666         m68k-ccur)
1667                 os=rtu
1668                 ;;
1669         m88k-omron*)
1670                 os=luna
1671                 ;;
1672         *-next)
1673                 os=nextstep
1674                 ;;
1675         *-sequent)
1676                 os=ptx
1677                 ;;
1678         *-crds)
1679                 os=unos
1680                 ;;
1681         *-ns)
1682                 os=genix
1683                 ;;
1684         i370-*)
1685                 os=mvs
1686                 ;;
1687         *-gould)
1688                 os=sysv
1689                 ;;
1690         *-highlevel)
1691                 os=bsd
1692                 ;;
1693         *-encore)
1694                 os=bsd
1695                 ;;
1696         *-sgi)
1697                 os=irix
1698                 ;;
1699         *-siemens)
1700                 os=sysv4
1701                 ;;
1702         *-masscomp)
1703                 os=rtu
1704                 ;;
1705         f30[01]-fujitsu | f700-fujitsu)
1706                 os=uxpv
1707                 ;;
1708         *-rom68k)
1709                 os=coff
1710                 ;;
1711         *-*bug)
1712                 os=coff
1713                 ;;
1714         *-apple)
1715                 os=macos
1716                 ;;
1717         *-atari*)
1718                 os=mint
1719                 ;;
1720         *-wrs)
1721                 os=vxworks
1722                 ;;
1723         *)
1724                 os=none
1725                 ;;
1726 esac
1727 fi
1728
1729 # Here we handle the case where we know the os, and the CPU type, but not the
1730 # manufacturer.  We pick the logical manufacturer.
1731 vendor=unknown
1732 case $basic_machine in
1733         *-unknown)
1734                 case $os in
1735                         riscix*)
1736                                 vendor=acorn
1737                                 ;;
1738                         sunos*)
1739                                 vendor=sun
1740                                 ;;
1741                         cnk*|-aix*)
1742                                 vendor=ibm
1743                                 ;;
1744                         beos*)
1745                                 vendor=be
1746                                 ;;
1747                         hpux*)
1748                                 vendor=hp
1749                                 ;;
1750                         mpeix*)
1751                                 vendor=hp
1752                                 ;;
1753                         hiux*)
1754                                 vendor=hitachi
1755                                 ;;
1756                         unos*)
1757                                 vendor=crds
1758                                 ;;
1759                         dgux*)
1760                                 vendor=dg
1761                                 ;;
1762                         luna*)
1763                                 vendor=omron
1764                                 ;;
1765                         genix*)
1766                                 vendor=ns
1767                                 ;;
1768                         clix*)
1769                                 vendor=intergraph
1770                                 ;;
1771                         mvs* | opened*)
1772                                 vendor=ibm
1773                                 ;;
1774                         os400*)
1775                                 vendor=ibm
1776                                 ;;
1777                         ptx*)
1778                                 vendor=sequent
1779                                 ;;
1780                         tpf*)
1781                                 vendor=ibm
1782                                 ;;
1783                         vxsim* | vxworks* | windiss*)
1784                                 vendor=wrs
1785                                 ;;
1786                         aux*)
1787                                 vendor=apple
1788                                 ;;
1789                         hms*)
1790                                 vendor=hitachi
1791                                 ;;
1792                         mpw* | macos*)
1793                                 vendor=apple
1794                                 ;;
1795                         *mint | mint[0-9]* | *MiNT | MiNT[0-9]*)
1796                                 vendor=atari
1797                                 ;;
1798                         vos*)
1799                                 vendor=stratus
1800                                 ;;
1801                 esac
1802                 basic_machine=`echo "$basic_machine" | sed "s/unknown/$vendor/"`
1803                 ;;
1804 esac
1805
1806 echo "$basic_machine-$os"
1807 exit
1808
1809 # Local variables:
1810 # eval: (add-hook 'before-save-hook 'time-stamp)
1811 # time-stamp-start: "timestamp='"
1812 # time-stamp-format: "%:y-%02m-%02d"
1813 # time-stamp-end: "'"
1814 # End: