config.sub

   1 #! /bin/sh
   2 # Configuration validation subroutine script, version 1.1.
   3 #   Copyright (C) 1991, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
   4 # This file is (in principle) common to ALL GNU software.
   5 # The presence of a machine in this file suggests that SOME GNU software
   6 # can handle that machine.  It does not imply ALL GNU software can.
   7 #
   8 # This file is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software
  20 # Foundation, Inc., 59 Temple Place - Suite 330,
  21 # Boston, MA 02111-1307, USA.
  22
  23 # As a special exception to the GNU General Public License, if you
  24 # distribute this file as part of a program that contains a
  25 # configuration script generated by Autoconf, you may include it under
  26 # the same distribution terms that you use for the rest of that program.
  27
  28 # Configuration subroutine to validate and canonicalize a configuration type.
  29 # Supply the specified configuration type as an argument.
  30 # If it is invalid, we print an error message on stderr and exit with code 1.
  31 # Otherwise, we print the canonical config type on stdout and succeed.
  32
  33 # This file is supposed to be the same for all GNU packages
  34 # and recognize all the CPU types, system types and aliases
  35 # that are meaningful with *any* GNU software.
  36 # Each package is responsible for reporting which valid configurations
  37 # it does not support.  The user should be able to distinguish
  38 # a failure to support a valid configuration from a meaningless
  39 # configuration.
  40
  41 # The goal of this file is to map all the various variations of a given
  42 # machine specification into a single specification in the form:
  43 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
  44 # or in some cases, the newer four-part form:
  45 #       CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
  46 # It is wrong to echo any other type of specification.
  47
  48 if [ x$1 = x ]
  49 then
  50         echo Configuration name missing. 1>&2
  51         echo "Usage: $0 CPU-MFR-OPSYS" 1>&2
  52         echo "or     $0 ALIAS" 1>&2
  53         echo where ALIAS is a recognized configuration type. 1>&2
  54         exit 1
  55 fi
  56
  57 # First pass through any local machine types.
  58 case $1 in
  59         *local*)
  60                 echo $1
  61                 exit 0
  62                 ;;
  63         *)
  64         ;;
  65 esac
  66
  67 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
  68 # Here we must recognize all the valid KERNEL-OS combinations.
  69 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
  70 case $maybe_os in
  71   linux-gnu*)
  72     os=-$maybe_os
  73     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
  74     ;;
  75   *)
  76     basic_machine=`echo $1 | sed 's/-[^-]*$//'`
  77     if [ $basic_machine != $1 ]
  78     then os=`echo $1 | sed 's/.*-/-/'`
  79     else os=; fi
  80     ;;
  81 esac
  82
  83 ### Let's recognize common machines as not being operating systems so
  84 ### that things like config.sub decstation-3100 work.  We also
  85 ### recognize some manufacturers as not being operating systems, so we
  86 ### can provide default operating systems below.
  87 case $os in
  88         -sun*os*)
  89                 # Prevent following clause from handling this invalid input.
  90                 ;;
  91         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
  92         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
  93         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
  94         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
  95         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
  96         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
  97         -apple)
  98                 os=
  99                 basic_machine=$1
 100                 ;;
 101         -hiux*)
 102                 os=-hiuxwe2
 103                 ;;
 104         -sco5)
 105                 os=sco3.2v5
 106                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 107                 ;;
 108         -sco4)
 109                 os=-sco3.2v4
 110                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 111                 ;;
 112         -sco3.2.[4-9]*)
 113                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
 114                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 115                 ;;
 116         -sco3.2v[4-9]*)
 117                 # Don't forget version if it is 3.2v4 or newer.
 118                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 119                 ;;
 120         -sco*)
 121                 os=-sco3.2v2
 122                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 123                 ;;
 124         -isc)
 125                 os=-isc2.2
 126                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 127                 ;;
 128         -clix*)
 129                 basic_machine=clipper-intergraph
 130                 ;;
 131         -isc*)
 132                 basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 133                 ;;
 134         -lynx*)
 135                 os=-lynxos
 136                 ;;
 137         -ptx*)
 138                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
 139                 ;;
 140         -windowsnt*)
 141                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
 142                 ;;
 143         -psos*)
 144                 os=-psos
 145                 ;;
 146 esac
 147
 148 # Decode aliases for certain CPU-COMPANY combinations.
 149 case $basic_machine in
 150         # Recognize the basic CPU types without company name.
 151         # Some are omitted here because they have special meanings below.
 152         tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
 153                 | arme[lb] | pyramid \
 154                 | tron | a29k | 580 | i960 | h8300 | hppa1.0 | hppa1.1 \
 155                 | alpha | we32k | ns16k | clipper | i370 | sh \
 156                 | powerpc | powerpcle | 1750a | dsp16xx | mips64 | mipsel \
 157                 | pdp11 | mips64el | mips64orion | mips64orionel \
 158                 | sparc | sparclet | sparclite | sparc64)
 159                 basic_machine=$basic_machine-unknown
 160                 ;;
 161         # We use `pc' rather than `unknown'
 162         # because (1) that's what they normally are, and
 163         # (2) the word "unknown" tends to confuse beginning users.
 164         i[3456]86)
 165           basic_machine=$basic_machine-pc
 166           ;;
 167         # Object if more than one company name word.
 168         *-*-*)
 169                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 170                 exit 1
 171                 ;;
 172         # Recognize the basic CPU types with company name.
 173         vax-* | tahoe-* | i[3456]86-* | i860-* | m68k-* | m68000-* | m88k-* \
 174               | sparc-* | ns32k-* | fx80-* | arm-* | c[123]* \
 175               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* | power-* \
 176               | none-* | 580-* | cray2-* | h8300-* | i960-* | xmp-* | ymp-* \
 177               | hppa1.0-* | hppa1.1-* | alpha-* | we32k-* | cydra-* | ns16k-* \
 178               | pn-* | np1-* | xps100-* | clipper-* | orion-* | sparclite-* \
 179               | pdp11-* | sh-* | powerpc-* | powerpcle-* | sparc64-* | mips64-* | mipsel-* \
 180               | mips64el-* | mips64orion-* | mips64orionel-*)
 181                 ;;
 182         # Recognize the various machine names and aliases which stand
 183         # for a CPU type and a company and sometimes even an OS.
 184         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 185                 basic_machine=m68000-att
 186                 ;;
 187         3b*)
 188                 basic_machine=we32k-att
 189                 ;;
 190         alliant | fx80)
 191                 basic_machine=fx80-alliant
 192                 ;;
 193         altos | altos3068)
 194                 basic_machine=m68k-altos
 195                 ;;
 196         am29k)
 197                 basic_machine=a29k-none
 198                 os=-bsd
 199                 ;;
 200         amdahl)
 201                 basic_machine=580-amdahl
 202                 os=-sysv
 203                 ;;
 204         amiga | amiga-*)
 205                 basic_machine=m68k-cbm
 206                 ;;
 207         amigados)
 208                 basic_machine=m68k-cbm
 209                 os=-amigados
 210                 ;;
 211         amigaunix | amix)
 212                 basic_machine=m68k-cbm
 213                 os=-sysv4
 214                 ;;
 215         apollo68)
 216                 basic_machine=m68k-apollo
 217                 os=-sysv
 218                 ;;
 219         aux)
 220                 basic_machine=m68k-apple
 221                 os=-aux
 222                 ;;
 223         balance)
 224                 basic_machine=ns32k-sequent
 225                 os=-dynix
 226                 ;;
 227         convex-c1)
 228                 basic_machine=c1-convex
 229                 os=-bsd
 230                 ;;
 231         convex-c2)
 232                 basic_machine=c2-convex
 233                 os=-bsd
 234                 ;;
 235         convex-c32)
 236                 basic_machine=c32-convex
 237                 os=-bsd
 238                 ;;
 239         convex-c34)
 240                 basic_machine=c34-convex
 241                 os=-bsd
 242                 ;;
 243         convex-c38)
 244                 basic_machine=c38-convex
 245                 os=-bsd
 246                 ;;
 247         cray | ymp)
 248                 basic_machine=ymp-cray
 249                 os=-unicos
 250                 ;;
 251         cray2)
 252                 basic_machine=cray2-cray
 253                 os=-unicos
 254                 ;;
 255         [ctj]90-cray)
 256                 basic_machine=c90-cray
 257                 os=-unicos
 258                 ;;
 259         crds | unos)
 260                 basic_machine=m68k-crds
 261                 ;;
 262         da30 | da30-*)
 263                 basic_machine=m68k-da30
 264                 ;;
 265         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 266                 basic_machine=mips-dec
 267                 ;;
 268         delta | 3300 | motorola-3300 | motorola-delta \
 269               | 3300-motorola | delta-motorola)
 270                 basic_machine=m68k-motorola
 271                 ;;
 272         delta88)
 273                 basic_machine=m88k-motorola
 274                 os=-sysv3
 275                 ;;
 276         dpx20 | dpx20-*)
 277                 basic_machine=rs6000-bull
 278                 os=-bosx
 279                 ;;
 280         dpx2* | dpx2*-bull)
 281                 basic_machine=m68k-bull
 282                 os=-sysv3
 283                 ;;
 284         ebmon29k)
 285                 basic_machine=a29k-amd
 286                 os=-ebmon
 287                 ;;
 288         elxsi)
 289                 basic_machine=elxsi-elxsi
 290                 os=-bsd
 291                 ;;
 292         encore | umax | mmax)
 293                 basic_machine=ns32k-encore
 294                 ;;
 295         fx2800)
 296                 basic_machine=i860-alliant
 297                 ;;
 298         genix)
 299                 basic_machine=ns32k-ns
 300                 ;;
 301         gmicro)
 302                 basic_machine=tron-gmicro
 303                 os=-sysv
 304                 ;;
 305         h3050r* | hiux*)
 306                 basic_machine=hppa1.1-hitachi
 307                 os=-hiuxwe2
 308                 ;;
 309         h8300hms)
 310                 basic_machine=h8300-hitachi
 311                 os=-hms
 312                 ;;
 313         harris)
 314                 basic_machine=m88k-harris
 315                 os=-sysv3
 316                 ;;
 317         hp300-*)
 318                 basic_machine=m68k-hp
 319                 ;;
 320         hp300bsd)
 321                 basic_machine=m68k-hp
 322                 os=-bsd
 323                 ;;
 324         hp300hpux)
 325                 basic_machine=m68k-hp
 326                 os=-hpux
 327                 ;;
 328         hp9k2[0-9][0-9] | hp9k31[0-9])
 329                 basic_machine=m68000-hp
 330                 ;;
 331         hp9k3[2-9][0-9])
 332                 basic_machine=m68k-hp
 333                 ;;
 334         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
 335                 basic_machine=hppa1.1-hp
 336                 ;;
 337         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 338                 basic_machine=hppa1.0-hp
 339                 ;;
 340         i370-ibm* | ibm*)
 341                 basic_machine=i370-ibm
 342                 os=-mvs
 343                 ;;
 344 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 345         i[3456]86v32)
 346                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 347                 os=-sysv32
 348                 ;;
 349         i[3456]86v4*)
 350                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 351                 os=-sysv4
 352                 ;;
 353         i[3456]86v)
 354                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 355                 os=-sysv
 356                 ;;
 357         i[3456]86sol2)
 358                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 359                 os=-solaris2
 360                 ;;
 361         iris | iris4d)
 362                 basic_machine=mips-sgi
 363                 case $os in
 364                     -irix*)
 365                         ;;
 366                     *)
 367                         os=-irix4
 368                         ;;
 369                 esac
 370                 ;;
 371         isi68 | isi)
 372                 basic_machine=m68k-isi
 373                 os=-sysv
 374                 ;;
 375         m88k-omron*)
 376                 basic_machine=m88k-omron
 377                 ;;
 378         magnum | m3230)
 379                 basic_machine=mips-mips
 380                 os=-sysv
 381                 ;;
 382         merlin)
 383                 basic_machine=ns32k-utek
 384                 os=-sysv
 385                 ;;
 386         miniframe)
 387                 basic_machine=m68000-convergent
 388                 ;;
 389         mips3*-*)
 390                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
 391                 ;;
 392         mips3*)
 393                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 394                 ;;
 395         ncr3000)
 396                 basic_machine=i486-ncr
 397                 os=-sysv4
 398                 ;;
 399         news | news700 | news800 | news900)
 400                 basic_machine=m68k-sony
 401                 os=-newsos
 402                 ;;
 403         news1000)
 404                 basic_machine=m68030-sony
 405                 os=-newsos
 406                 ;;
 407         news-3600 | risc-news)
 408                 basic_machine=mips-sony
 409                 os=-newsos
 410                 ;;
 411         next | m*-next )
 412                 basic_machine=m68k-next
 413                 case $os in
 414                     -nextstep* )
 415                         ;;
 416                     -ns2*)
 417                       os=-nextstep2
 418                         ;;
 419                     *)
 420                       os=-nextstep3
 421                         ;;
 422                 esac
 423                 ;;
 424         nh3000)
 425                 basic_machine=m68k-harris
 426                 os=-cxux
 427                 ;;
 428         nh[45]000)
 429                 basic_machine=m88k-harris
 430                 os=-cxux
 431                 ;;
 432         nindy960)
 433                 basic_machine=i960-intel
 434                 os=-nindy
 435                 ;;
 436         np1)
 437                 basic_machine=np1-gould
 438                 ;;
 439         pa-hitachi)
 440                 basic_machine=hppa1.1-hitachi
 441                 os=-hiuxwe2
 442                 ;;
 443         paragon)
 444                 basic_machine=i860-intel
 445                 os=-osf
 446                 ;;
 447         pbd)
 448                 basic_machine=sparc-tti
 449                 ;;
 450         pbb)
 451                 basic_machine=m68k-tti
 452                 ;;
 453         pc532 | pc532-*)
 454                 basic_machine=ns32k-pc532
 455                 ;;
 456         pentium | p5)
 457                 basic_machine=i586-intel
 458                 ;;
 459         pentiumpro | p6)
 460                 basic_machine=i686-intel
 461                 ;;
 462         pentium-* | p5-*)
 463                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 464                 ;;
 465         pentiumpro-* | p6-*)
 466                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
 467                 ;;
 468         k5)
 469                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
 470                 basic_machine=i586-amd
 471                 ;;
 472         nexen)
 473                 # We don't have specific support for Nexgen yet, so just call it a Pentium
 474                 basic_machine=i586-nexgen
 475                 ;;
 476         pn)
 477                 basic_machine=pn-gould
 478                 ;;
 479         power)  basic_machine=rs6000-ibm
 480                 ;;
 481         ppc)    basic_machine=powerpc-unknown
 482                 ;;
 483         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
 484                 ;;
 485         ppcle | powerpclittle | ppc-le | powerpc-little)
 486                 basic_machine=powerpcle-unknown
 487                 ;;
 488         ppcle-* | powerpclittle-*)
 489                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
 490                 ;;
 491         ps2)
 492                 basic_machine=i386-ibm
 493                 ;;
 494         rm[46]00)
 495                 basic_machine=mips-siemens
 496                 ;;
 497         rtpc | rtpc-*)
 498                 basic_machine=romp-ibm
 499                 ;;
 500         sequent)
 501                 basic_machine=i386-sequent
 502                 ;;
 503         sh)
 504                 basic_machine=sh-hitachi
 505                 os=-hms
 506                 ;;
 507         sps7)
 508                 basic_machine=m68k-bull
 509                 os=-sysv2
 510                 ;;
 511         spur)
 512                 basic_machine=spur-unknown
 513                 ;;
 514         sun2)
 515                 basic_machine=m68000-sun
 516                 ;;
 517         sun2os3)
 518                 basic_machine=m68000-sun
 519                 os=-sunos3
 520                 ;;
 521         sun2os4)
 522                 basic_machine=m68000-sun
 523                 os=-sunos4
 524                 ;;
 525         sun3os3)
 526                 basic_machine=m68k-sun
 527                 os=-sunos3
 528                 ;;
 529         sun3os4)
 530                 basic_machine=m68k-sun
 531                 os=-sunos4
 532                 ;;
 533         sun4os3)
 534                 basic_machine=sparc-sun
 535                 os=-sunos3
 536                 ;;
 537         sun4os4)
 538                 basic_machine=sparc-sun
 539                 os=-sunos4
 540                 ;;
 541         sun4sol2)
 542                 basic_machine=sparc-sun
 543                 os=-solaris2
 544                 ;;
 545         sun3 | sun3-*)
 546                 basic_machine=m68k-sun
 547                 ;;
 548         sun4)
 549                 basic_machine=sparc-sun
 550                 ;;
 551         sun386 | sun386i | roadrunner)
 552                 basic_machine=i386-sun
 553                 ;;
 554         symmetry)
 555                 basic_machine=i386-sequent
 556                 os=-dynix
 557                 ;;
 558         tower | tower-32)
 559                 basic_machine=m68k-ncr
 560                 ;;
 561         udi29k)
 562                 basic_machine=a29k-amd
 563                 os=-udi
 564                 ;;
 565         ultra3)
 566                 basic_machine=a29k-nyu
 567                 os=-sym1
 568                 ;;
 569         vaxv)
 570                 basic_machine=vax-dec
 571                 os=-sysv
 572                 ;;
 573         vms)
 574                 basic_machine=vax-dec
 575                 os=-vms
 576                 ;;
 577         vxworks960)
 578                 basic_machine=i960-wrs
 579                 os=-vxworks
 580                 ;;
 581         vxworks68)
 582                 basic_machine=m68k-wrs
 583                 os=-vxworks
 584                 ;;
 585         vxworks29k)
 586                 basic_machine=a29k-wrs
 587                 os=-vxworks
 588                 ;;
 589         xmp)
 590                 basic_machine=xmp-cray
 591                 os=-unicos
 592                 ;;
 593         xps | xps100)
 594                 basic_machine=xps100-honeywell
 595                 ;;
 596         none)
 597                 basic_machine=none-none
 598                 os=-none
 599                 ;;
 600
 601 # Here we handle the default manufacturer of certain CPU types.  It is in
 602 # some cases the only manufacturer, in others, it is the most popular.
 603         mips)
 604                 basic_machine=mips-mips
 605                 ;;
 606         romp)
 607                 basic_machine=romp-ibm
 608                 ;;
 609         rs6000)
 610                 basic_machine=rs6000-ibm
 611                 ;;
 612         vax)
 613                 basic_machine=vax-dec
 614                 ;;
 615         pdp11)
 616                 basic_machine=pdp11-dec
 617                 ;;
 618         we32k)
 619                 basic_machine=we32k-att
 620                 ;;
 621         sparc)
 622                 basic_machine=sparc-sun
 623                 ;;
 624         cydra)
 625                 basic_machine=cydra-cydrome
 626                 ;;
 627         orion)
 628                 basic_machine=orion-highlevel
 629                 ;;
 630         orion105)
 631                 basic_machine=clipper-highlevel
 632                 ;;
 633         *)
 634                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 635                 exit 1
 636                 ;;
 637 esac
 638
 639 # Here we canonicalize certain aliases for manufacturers.
 640 case $basic_machine in
 641         *-digital*)
 642                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
 643                 ;;
 644         *-commodore*)
 645                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
 646                 ;;
 647         *)
 648                 ;;
 649 esac
 650
 651 # Decode manufacturer-specific aliases for certain operating systems.
 652
 653 if [ x"$os" != x"" ]
 654 then
 655 case $os in
 656         # First match some system type aliases
 657         # that might get confused with valid system types.
 658         # -solaris* is a basic system type, with this one exception.
 659         -solaris1 | -solaris1.*)
 660                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
 661                 ;;
 662         -solaris)
 663                 os=-solaris2
 664                 ;;
 665         -unixware* | svr4*)
 666                 os=-sysv4
 667                 ;;
 668         -gnu/linux*)
 669                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
 670                 ;;
 671         # First accept the basic system types.
 672         # The portable systems comes first.
 673         # Each alternative MUST END IN A *, to match a version number.
 674         # -sysv* is not here because it comes later, after sysvr4.
 675         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 676               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
 677               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 678               | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
 679               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 680               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
 681               | -hiux* | -386bsd* | -netbsd* | -freebsd* | -riscix* \
 682               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
 683               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 684               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 685               | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 686               | -linux-gnu*)
 687         # Remember, each alternative MUST END IN *, to match a version number.
 688                 ;;
 689         -linux*)
 690                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
 691                 ;;
 692         -sunos5*)
 693                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
 694                 ;;
 695         -sunos6*)
 696                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
 697                 ;;
 698         -osfrose*)
 699                 os=-osfrose
 700                 ;;
 701         -osf*)
 702                 os=-osf
 703                 ;;
 704         -utek*)
 705                 os=-bsd
 706                 ;;
 707         -dynix*)
 708                 os=-bsd
 709                 ;;
 710         -acis*)
 711                 os=-aos
 712                 ;;
 713         -ctix* | -uts*)
 714                 os=-sysv
 715                 ;;
 716         -ns2 )
 717                 os=-nextstep2
 718                 ;;
 719         # Preserve the version number of sinix5.
 720         -sinix5.*)
 721                 os=`echo $os | sed -e 's|sinix|sysv|'`
 722                 ;;
 723         -sinix*)
 724                 os=-sysv4
 725                 ;;
 726         -triton*)
 727                 os=-sysv3
 728                 ;;
 729         -oss*)
 730                 os=-sysv3
 731                 ;;
 732         -svr4)
 733                 os=-sysv4
 734                 ;;
 735         -svr3)
 736                 os=-sysv3
 737                 ;;
 738         -sysvr4)
 739                 os=-sysv4
 740                 ;;
 741         # This must come after -sysvr4.
 742         -sysv*)
 743                 ;;
 744         -xenix)
 745                 os=-xenix
 746                 ;;
 747         -none)
 748                 ;;
 749         *)
 750                 # Get rid of the `-' at the beginning of $os.
 751                 os=`echo $os | sed 's/[^-]*-//'`
 752                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
 753                 exit 1
 754                 ;;
 755 esac
 756 else
 757
 758 # Here we handle the default operating systems that come with various machines.
 759 # The value should be what the vendor currently ships out the door with their
 760 # machine or put another way, the most popular os provided with the machine.
 761
 762 # Note that if you're going to try to match "-MANUFACTURER" here (say,
 763 # "-sun"), then you have to tell the case statement up towards the top
 764 # that MANUFACTURER isn't an operating system.  Otherwise, code above
 765 # will signal an error saying that MANUFACTURER isn't an operating
 766 # system, and we'll never get to this point.
 767
 768 case $basic_machine in
 769         *-acorn)
 770                 os=-riscix1.2
 771                 ;;
 772         arm*-semi)
 773                 os=-aout
 774                 ;;
 775         pdp11-*)
 776                 os=-none
 777                 ;;
 778         *-dec | vax-*)
 779                 os=-ultrix4.2
 780                 ;;
 781         m68*-apollo)
 782                 os=-domain
 783                 ;;
 784         i386-sun)
 785                 os=-sunos4.0.2
 786                 ;;
 787         m68000-sun)
 788                 os=-sunos3
 789                 # This also exists in the configure program, but was not the
 790                 # default.
 791                 # os=-sunos4
 792                 ;;
 793         *-tti)  # must be before sparc entry or we get the wrong os.
 794                 os=-sysv3
 795                 ;;
 796         sparc-* | *-sun)
 797                 os=-sunos4.1.1
 798                 ;;
 799         *-ibm)
 800                 os=-aix
 801                 ;;
 802         *-hp)
 803                 os=-hpux
 804                 ;;
 805         *-hitachi)
 806                 os=-hiux
 807                 ;;
 808         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
 809                 os=-sysv
 810                 ;;
 811         *-cbm)
 812                 os=-amigados
 813                 ;;
 814         *-dg)
 815                 os=-dgux
 816                 ;;
 817         *-dolphin)
 818                 os=-sysv3
 819                 ;;
 820         m68k-ccur)
 821                 os=-rtu
 822                 ;;
 823         m88k-omron*)
 824                 os=-luna
 825                 ;;
 826         *-next )
 827                 os=-nextstep
 828                 ;;
 829         *-sequent)
 830                 os=-ptx
 831                 ;;
 832         *-crds)
 833                 os=-unos
 834                 ;;
 835         *-ns)
 836                 os=-genix
 837                 ;;
 838         i370-*)
 839                 os=-mvs
 840                 ;;
 841         *-next)
 842                 os=-nextstep3
 843                 ;;
 844         *-gould)
 845                 os=-sysv
 846                 ;;
 847         *-highlevel)
 848                 os=-bsd
 849                 ;;
 850         *-encore)
 851                 os=-bsd
 852                 ;;
 853         *-sgi)
 854                 os=-irix
 855                 ;;
 856         *-siemens)
 857                 os=-sysv4
 858                 ;;
 859         *-masscomp)
 860                 os=-rtu
 861                 ;;
 862         *)
 863                 os=-none
 864                 ;;
 865 esac
 866 fi
 867
 868 # Here we handle the case where we know the os, and the CPU type, but not the
 869 # manufacturer.  We pick the logical manufacturer.
 870 vendor=unknown
 871 case $basic_machine in
 872         *-unknown)
 873                 case $os in
 874                         -riscix*)
 875                                 vendor=acorn
 876                                 ;;
 877                         -sunos*)
 878                                 vendor=sun
 879                                 ;;
 880                         -lynxos*)
 881                                 vendor=lynx
 882                                 ;;
 883                         -aix*)
 884                                 vendor=ibm
 885                                 ;;
 886                         -hpux*)
 887                                 vendor=hp
 888                                 ;;
 889                         -hiux*)
 890                                 vendor=hitachi
 891                                 ;;
 892                         -unos*)
 893                                 vendor=crds
 894                                 ;;
 895                         -dgux*)
 896                                 vendor=dg
 897                                 ;;
 898                         -luna*)
 899                                 vendor=omron
 900                                 ;;
 901                         -genix*)
 902                                 vendor=ns
 903                                 ;;
 904                         -mvs*)
 905                                 vendor=ibm
 906                                 ;;
 907                         -ptx*)
 908                                 vendor=sequent
 909                                 ;;
 910                         -vxsim* | -vxworks*)
 911                                 vendor=wrs
 912                                 ;;
 913                         -aux*)
 914                                 vendor=apple
 915                                 ;;
 916                 esac
 917                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
 918                 ;;
 919 esac
 920
 921 echo $basic_machine$os