code.delx.au - gnu-emacs/blob - config.sub

   1 #!/bin/sh
   2 # Configuration validation subroutine script, version 1.1.
   3 #   Copyright (C) 1991, 1992, 1993, 1994 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., 675 Mass Ave, Cambridge, MA 02139, USA.
  21
  22
  23 # Configuration subroutine to validate and canonicalize a configuration type.
  24 # Supply the specified configuration type as an argument.
  25 # If it is invalid, we print an error message on stderr and exit with code 1.
  26 # Otherwise, we print the canonical config type on stdout and succeed.
  27
  28 # This file is supposed to be the same for all GNU packages
  29 # and recognize all the CPU types, system types and aliases
  30 # that are meaningful with *any* GNU software.
  31 # Each package is responsible for reporting which valid configurations
  32 # it does not support.  The user should be able to distinguish
  33 # a failure to support a valid configuration from a meaningless
  34 # configuration.
  35
  36 # The goal of this file is to map all the various variations of a given
  37 # machine specification into a single specification in the form:
  38 #       CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
  39 # It is wrong to echo any other type of specification.
  40
  41 # First pass through any local machine types.
  42 case $1 in
  43         *local*)
  44                 echo $1
  45                 exit 0
  46                 ;;
  47         *)
  48         ;;
  49 esac
  50
  51 # Separate what the user gave into CPU-COMPANY and OS (if any).
  52 basic_machine=`echo $1 | sed 's/-[^-]*$//'`
  53 if [ $basic_machine != $1 ]
  54 then os=`echo $1 | sed 's/.*-/-/'`
  55 else os=; fi
  56
  57 ### Let's recognize common machines as not being operating systems so
  58 ### that things like config.sub decstation-3100 work.  We also
  59 ### recognize some manufacturers as not being operating systems, so we
  60 ### can provide default operating systems below.
  61 case $os in
  62         -sun*os*)
  63                 # Prevent following clause from handling this invalid input.
  64                 ;;
  65         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
  66         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
  67         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
  68         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
  69         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
  70         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp )
  71                 os=
  72                 basic_machine=$1
  73                 ;;
  74         -hiux*)
  75                 os=-hiuxwe2
  76                 ;;
  77         -sco4)
  78                 os=-sco3.2v4
  79                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  80                 ;;
  81         -sco3.2.[4-9]*)
  82                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
  83                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  84                 ;;
  85         -sco3.2v[4-9]*)
  86                 # Don't forget version if it is 3.2v4 or newer.
  87                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  88                 ;;
  89         -sco*)
  90                 os=-sco3.2v2
  91                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  92                 ;;
  93         -isc)
  94                 os=-isc2.2
  95                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  96                 ;;
  97         -clix*)
  98                 basic_machine=clipper-intergraph
  99                 ;;
 100         -isc*)
 101                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 102                 ;;
 103         -lynx)
 104                 os=-lynxos
 105                 ;;
 106         -ptx*)
 107                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
 108                 ;;
 109 esac
 110
 111 # Decode aliases for certain CPU-COMPANY combinations.
 112 case $basic_machine in
 113         # Recognize the basic CPU types without company name.
 114         # Some are omitted here because they have special meanings below.
 115         tahoe | i[345]86 | i860 | m68k | m68000 | m88k | ns32k | arm | pyramid \
 116                 | tron | a29k | 580 | i960 | h8300 | hppa1.0 | hppa1.1 \
 117                 | alpha | we32k | ns16k | clipper | sparclite | i370 | sh \
 118                 | powerpc | sparc64 | 1750a | dsp16xx)
 119                 basic_machine=$basic_machine-unknown
 120                 ;;
 121         # Object if more than one company name word.
 122         *-*-*)
 123                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 124                 exit 1
 125                 ;;
 126         # Recognize the basic CPU types with company name.
 127         vax-* | tahoe-* | i[345]86-* | i860-* | m68k-* | m68000-* | m88k-* \
 128               | sparc-* | ns32k-* | fx80-* | arm-* | c[123]* \
 129               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
 130               | none-* | 580-* | cray2-* | h8300-* | i960-* | xmp-* | ymp-* \
 131               | hppa1.0-* | hppa1.1-* | alpha-* | we32k-* | cydra-* | ns16k-* \
 132               | pn-* | np1-* | xps100-* | clipper-* | orion-* | sparclite-* \
 133               | sh-* | powerpc-* | sparc64-*)
 134                 ;;
 135         # Recognize the various machine names and aliases which stand
 136         # for a CPU type and a company and sometimes even an OS.
 137         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 138                 basic_machine=m68000-att
 139                 ;;
 140         3b*)
 141                 basic_machine=we32k-att
 142                 ;;
 143         alliant | fx80)
 144                 basic_machine=fx80-alliant
 145                 ;;
 146         altos | altos3068)
 147                 basic_machine=m68k-altos
 148                 ;;
 149         am29k)
 150                 basic_machine=a29k-none
 151                 os=-bsd
 152                 ;;
 153         amdahl)
 154                 basic_machine=580-amdahl
 155                 os=-sysv
 156                 ;;
 157         amiga | amiga-*)
 158                 basic_machine=m68k-cbm
 159                 ;;
 160         amigados)
 161                 basic_machine=m68k-cbm
 162                 os=-amigados
 163                 ;;
 164         amigaunix | amix)
 165                 basic_machine=m68k-cbm
 166                 os=-sysv4
 167                 ;;
 168         apollo68)
 169                 basic_machine=m68k-apollo
 170                 os=-sysv
 171                 ;;
 172         balance)
 173                 basic_machine=ns32k-sequent
 174                 os=-dynix
 175                 ;;
 176         convex-c1)
 177                 basic_machine=c1-convex
 178                 os=-bsd
 179                 ;;
 180         convex-c2)
 181                 basic_machine=c2-convex
 182                 os=-bsd
 183                 ;;
 184         convex-c32)
 185                 basic_machine=c32-convex
 186                 os=-bsd
 187                 ;;
 188         convex-c34)
 189                 basic_machine=c34-convex
 190                 os=-bsd
 191                 ;;
 192         convex-c38)
 193                 basic_machine=c38-convex
 194                 os=-bsd
 195                 ;;
 196         cray | ymp)
 197                 basic_machine=ymp-cray
 198                 os=-unicos
 199                 ;;
 200         cray2)
 201                 basic_machine=cray2-cray
 202                 os=-unicos
 203                 ;;
 204         crds | unos)
 205                 basic_machine=m68k-crds
 206                 ;;
 207         da30 | da30-*)
 208                 basic_machine=m68k-da30
 209                 ;;
 210         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 211                 basic_machine=mips-dec
 212                 ;;
 213         delta | 3300 | motorola-3300 | motorola-delta \
 214               | 3300-motorola | delta-motorola)
 215                 basic_machine=m68k-motorola
 216                 ;;
 217         delta88)
 218                 basic_machine=m88k-motorola
 219                 os=-sysv3
 220                 ;;
 221         dpx20 | dpx20-*)
 222                 basic_machine=rs6000-bull
 223                 os=-bosx
 224                 ;;
 225         dpx2* | dpx2*-bull)
 226                 basic_machine=m68k-bull
 227                 os=-sysv3
 228                 ;;
 229         ebmon29k)
 230                 basic_machine=a29k-amd
 231                 os=-ebmon
 232                 ;;
 233         elxsi)
 234                 basic_machine=elxsi-elxsi
 235                 os=-bsd
 236                 ;;
 237         encore | umax | mmax)
 238                 basic_machine=ns32k-encore
 239                 ;;
 240         fx2800)
 241                 basic_machine=i860-alliant
 242                 ;;
 243         genix)
 244                 basic_machine=ns32k-ns
 245                 ;;
 246         gmicro)
 247                 basic_machine=tron-gmicro
 248                 os=-sysv
 249                 ;;
 250         h3050r* | hiux*)
 251                 basic_machine=hppa1.1-hitachi
 252                 os=-hiuxwe2
 253                 ;;
 254         h8300hms)
 255                 basic_machine=h8300-hitachi
 256                 os=-hms
 257                 ;;
 258         harris)
 259                 basic_machine=m88k-harris
 260                 os=-sysv3
 261                 ;;
 262         hp300-*)
 263                 basic_machine=m68k-hp
 264                 ;;
 265         hp300bsd)
 266                 basic_machine=m68k-hp
 267                 os=-bsd
 268                 ;;
 269         hp300hpux)
 270                 basic_machine=m68k-hp
 271                 os=-hpux
 272                 ;;
 273         hp9k2[0-9][0-9] | hp9k31[0-9])
 274                 basic_machine=m68000-hp
 275                 ;;
 276         hp9k3[2-9][0-9])
 277                 basic_machine=m68k-hp
 278                 ;;
 279         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
 280                 basic_machine=hppa1.1-hp
 281                 ;;
 282         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 283                 basic_machine=hppa1.0-hp
 284                 ;;
 285         i370-ibm* | ibm*)
 286                 basic_machine=i370-ibm
 287                 os=-mvs
 288                 ;;
 289 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 290         i[345]86v32)
 291                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 292                 os=-sysv32
 293                 ;;
 294         i[345]86v4*)
 295                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 296                 os=-sysv4
 297                 ;;
 298         i[345]86v)
 299                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 300                 os=-sysv
 301                 ;;
 302         i[345]86sol2)
 303                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 304                 os=-solaris2
 305                 ;;
 306         iris | iris4d)
 307                 basic_machine=mips-sgi
 308                 case $os in
 309                     -irix*)
 310                         ;;
 311                     *)
 312                         os=-irix4
 313                         ;;
 314                 esac
 315                 ;;
 316         isi68 | isi)
 317                 basic_machine=m68k-isi
 318                 os=-sysv
 319                 ;;
 320         m88k-omron*)
 321                 basic_machine=m88k-omron
 322                 ;;
 323         magnum | m3230)
 324                 basic_machine=mips-mips
 325                 os=-sysv
 326                 ;;
 327         merlin)
 328                 basic_machine=ns32k-utek
 329                 os=-sysv
 330                 ;;
 331         miniframe)
 332                 basic_machine=m68000-convergent
 333                 ;;
 334         ncr3000)
 335                 basic_machine=i486-ncr
 336                 os=-sysv4
 337                 ;;
 338         news | news700 | news800 | news900)
 339                 basic_machine=m68k-sony
 340                 os=-newsos
 341                 ;;
 342         news1000)
 343                 basic_machine=m68030-sony
 344                 os=-newsos
 345                 ;;
 346         news-3600 | risc-news)
 347                 basic_machine=mips-sony
 348                 os=-newsos
 349                 ;;
 350         next | m*-next )
 351                 basic_machine=m68k-next
 352                 case $os in
 353                     -nextstep* )
 354                         ;;
 355                     -ns2*)
 356                       os=-nextstep2
 357                         ;;
 358                     *)
 359                       os=-nextstep3
 360                         ;;
 361                 esac
 362                 ;;
 363         nh3000)
 364                 basic_machine=m68k-harris
 365                 os=-cxux
 366                 ;;
 367         nh[45]000)
 368                 basic_machine=m88k-harris
 369                 os=-cxux
 370                 ;;
 371         nindy960)
 372                 basic_machine=i960-intel
 373                 os=-nindy
 374                 ;;
 375         np1)
 376                 basic_machine=np1-gould
 377                 ;;
 378         pa-hitachi)
 379                 basic_machine=hppa1.1-hitachi
 380                 os=-hiuxwe2
 381                 ;;
 382         paragon)
 383                 basic_machine=i860-intel
 384                 os=-osf
 385                 ;;
 386         pbd)
 387                 basic_machine=sparc-tti
 388                 ;;
 389         pbb)
 390                 basic_machine=m68k-tti
 391                 ;;
 392         pc532 | pc532-*)
 393                 basic_machine=ns32k-pc532
 394                 ;;
 395         pentium-*)
 396                 # We will change tis to say i586 once there has been
 397                 # time for various packages to start to recognize that.
 398                 basic_machine=i486-`echo $basic_machine | sed 's/^[^-]*-//'`
 399                 ;;
 400         pn)
 401                 basic_machine=pn-gould
 402                 ;;
 403         ps2)
 404                 basic_machine=i386-ibm
 405                 ;;
 406         rtpc | rtpc-*)
 407                 basic_machine=romp-ibm
 408                 ;;
 409         sequent)
 410                 basic_machine=i386-sequent
 411                 ;;
 412         sh)
 413                 basic_machine=sh-hitachi
 414                 os=-hms
 415                 ;;
 416         sps7)
 417                 basic_machine=m68k-bull
 418                 os=-sysv2
 419                 ;;
 420         spur)
 421                 basic_machine=spur-unknown
 422                 ;;
 423         sun2)
 424                 basic_machine=m68000-sun
 425                 ;;
 426         sun2os3)
 427                 basic_machine=m68000-sun
 428                 os=-sunos3
 429                 ;;
 430         sun2os4)
 431                 basic_machine=m68000-sun
 432                 os=-sunos4
 433                 ;;
 434         sun3os3)
 435                 basic_machine=m68k-sun
 436                 os=-sunos3
 437                 ;;
 438         sun3os4)
 439                 basic_machine=m68k-sun
 440                 os=-sunos4
 441                 ;;
 442         sun4os3)
 443                 basic_machine=sparc-sun
 444                 os=-sunos3
 445                 ;;
 446         sun4os4)
 447                 basic_machine=sparc-sun
 448                 os=-sunos4
 449                 ;;
 450         sun3 | sun3-*)
 451                 basic_machine=m68k-sun
 452                 ;;
 453         sun4)
 454                 basic_machine=sparc-sun
 455                 ;;
 456         sun386 | sun386i | roadrunner)
 457                 basic_machine=i386-sun
 458                 ;;
 459         symmetry)
 460                 basic_machine=i386-sequent
 461                 os=-dynix
 462                 ;;
 463         tower | tower-32)
 464                 basic_machine=m68k-ncr
 465                 ;;
 466         ultra3)
 467                 basic_machine=a29k-nyu
 468                 os=-sym1
 469                 ;;
 470         vaxv)
 471                 basic_machine=vax-dec
 472                 os=-sysv
 473                 ;;
 474         vms)
 475                 basic_machine=vax-dec
 476                 os=-vms
 477                 ;;
 478         vxworks960)
 479                 basic_machine=i960-wrs
 480                 os=-vxworks
 481                 ;;
 482         vxworks68)
 483                 basic_machine=m68k-wrs
 484                 os=-vxworks
 485                 ;;
 486         xmp)
 487                 basic_machine=xmp-cray
 488                 os=-unicos
 489                 ;;
 490         xps | xps100)
 491                 basic_machine=xps100-honeywell
 492                 ;;
 493         none)
 494                 basic_machine=none-none
 495                 os=-none
 496                 ;;
 497
 498 # Here we handle the default manufacturer of certain CPU types.  It is in
 499 # some cases the only manufacturer, in others, it is the most popular.
 500         mips)
 501                 basic_machine=mips-mips
 502                 ;;
 503         romp)
 504                 basic_machine=romp-ibm
 505                 ;;
 506         rs6000)
 507                 basic_machine=rs6000-ibm
 508                 ;;
 509         vax)
 510                 basic_machine=vax-dec
 511                 ;;
 512         we32k)
 513                 basic_machine=we32k-att
 514                 ;;
 515         sparc)
 516                 basic_machine=sparc-sun
 517                 ;;
 518         cydra)
 519                 basic_machine=cydra-cydrome
 520                 ;;
 521         orion)
 522                 basic_machine=orion-highlevel
 523                 ;;
 524         orion105)
 525                 basic_machine=clipper-highlevel
 526                 ;;
 527         *)
 528                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 529                 exit 1
 530                 ;;
 531 esac
 532
 533 # Here we canonicalize certain aliases for manufacturers.
 534 case $basic_machine in
 535         *-digital*)
 536                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
 537                 ;;
 538         *-commodore*)
 539                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
 540                 ;;
 541         *)
 542                 ;;
 543 esac
 544
 545 # Decode manufacturer-specific aliases for certain operating systems.
 546
 547 if [ x"$os" != x"" ]
 548 then
 549 case $os in
 550         # -solaris* is a basic system type, with this one exception.
 551         -solaris1 | -solaris1.*)
 552                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
 553                 ;;
 554         -solaris)
 555                 os=-solaris2
 556                 ;;
 557         # First accept the basic system types.
 558         # The portable systems comes first.
 559         # Each alternative must end in a *, to match a version number.
 560         # -sysv* is not here because it comes later, after sysvr4.
 561         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 562               | -vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[345]* \
 563               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 564               | -amigados* | -msdos* | -newsos* | -unicos* | -aos* \
 565               | -nindy* | -vxworks* | -ebmon* | -hms* | -mvs* | -clix* \
 566               | -riscos* | -linux* | -uniplus* | -iris* | -rtu* | -xenix* \
 567               | -hiux* | -386bsd* | -netbsd* | -freebsd* | -riscix* \
 568               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
 569               | -ptx* | -coff*)
 570                 ;;
 571         -sunos5*)
 572                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
 573                 ;;
 574         -sunos6*)
 575                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
 576                 ;;
 577         -osfrose*)
 578                 os=-osfrose
 579                 ;;
 580         -osf*)
 581                 os=-osf
 582                 ;;
 583         -utek*)
 584                 os=-bsd
 585                 ;;
 586         -dynix*)
 587                 os=-bsd
 588                 ;;
 589         -acis*)
 590                 os=-aos
 591                 ;;
 592         -ctix* | -uts*)
 593                 os=-sysv
 594                 ;;
 595         -triton*)
 596                 os=-sysv3
 597                 ;;
 598         -oss*)
 599                 os=-sysv3
 600                 ;;
 601         -svr4)
 602                 os=-sysv4
 603                 ;;
 604         -svr3)
 605                 os=-sysv3
 606                 ;;
 607         -sysvr4)
 608                 os=-sysv4
 609                 ;;
 610         # This must come after -sysvr4.
 611         -sysv*)
 612                 ;;
 613         -xenix)
 614                 os=-xenix
 615                 ;;
 616         -none)
 617                 ;;
 618         *)
 619                 # Get rid of the `-' at the beginning of $os.
 620                 os=`echo $os | sed 's/[^-]*-//'`
 621                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
 622                 exit 1
 623                 ;;
 624 esac
 625 else
 626
 627 # Here we handle the default operating systems that come with various machines.
 628 # The value should be what the vendor currently ships out the door with their
 629 # machine or put another way, the most popular os provided with the machine.
 630
 631 # Note that if you're going to try to match "-MANUFACTURER" here (say,
 632 # "-sun"), then you have to tell the case statement up towards the top
 633 # that MANUFACTURER isn't an operating system.  Otherwise, code above
 634 # will signal an error saying that MANUFACTURER isn't an operating
 635 # system, and we'll never get to this point.
 636
 637 case $basic_machine in
 638         *-acorn)
 639                 os=-riscix1.2
 640                 ;;
 641         *-dec | vax-*)
 642                 os=-ultrix4.2
 643                 ;;
 644         i386-sun)
 645                 os=-sunos4.0.2
 646                 ;;
 647         m68000-sun)
 648                 os=-sunos3
 649                 # This also exists in the configure program, but was not the
 650                 # default.
 651                 # os=-sunos4
 652                 ;;
 653         *-tti)  # must be before sparc entry or we get the wrong os.
 654                 os=-sysv3
 655                 ;;
 656         sparc-* | *-sun)
 657                 os=-sunos4.1.1
 658                 ;;
 659         *-ibm)
 660                 os=-aix
 661                 ;;
 662         *-hp)
 663                 os=-hpux
 664                 ;;
 665         *-hitachi)
 666                 os=-hiux
 667                 ;;
 668         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
 669                 os=-sysv
 670                 ;;
 671         *-cbm)
 672                 os=-amigados
 673                 ;;
 674         *-dg)
 675                 os=-dgux
 676                 ;;
 677         *-dolphin)
 678                 os=-sysv3
 679                 ;;
 680         m68k-ccur)
 681                 os=-rtu
 682                 ;;
 683         m88k-omron*)
 684                 os=-luna
 685                 ;;
 686         *-sequent)
 687                 os=-ptx
 688                 ;;
 689         *-crds)
 690                 os=-unos
 691                 ;;
 692         *-ns)
 693                 os=-genix
 694                 ;;
 695         i370-*)
 696                 os=-mvs
 697                 ;;
 698         *-next)
 699                 os=-nextstep3
 700                 ;;
 701         *-gould)
 702                 os=-sysv
 703                 ;;
 704         *-highlevel)
 705                 os=-bsd
 706                 ;;
 707         *-encore)
 708                 os=-bsd
 709                 ;;
 710         *-sgi)
 711                 os=-irix
 712                 ;;
 713         *-masscomp)
 714                 os=-rtu
 715                 ;;
 716         *)
 717                 os=-none
 718                 ;;
 719 esac
 720 fi
 721
 722 # Here we handle the case where we know the os, and the CPU type, but not the
 723 # manufacturer.  We pick the logical manufacturer.
 724 vendor=unknown
 725 case $basic_machine in
 726         *-unknown)
 727                 case $os in
 728                         -riscix*)
 729                                 vendor=acorn
 730                                 ;;
 731                         -sunos*)
 732                                 vendor=sun
 733                                 ;;
 734                         -lynxos*)
 735                                 vendor=lynx
 736                                 ;;
 737                         -aix*)
 738                                 vendor=ibm
 739                                 ;;
 740                         -hpux*)
 741                                 vendor=hp
 742                                 ;;
 743                         -hiux*)
 744                                 vendor=hitachi
 745                                 ;;
 746                         -unos*)
 747                                 vendor=crds
 748                                 ;;
 749                         -dgux*)
 750                                 vendor=dg
 751                                 ;;
 752                         -luna*)
 753                                 vendor=omron
 754                                 ;;
 755                         -genix*)
 756                                 vendor=ns
 757                                 ;;
 758                         -mvs*)
 759                                 vendor=ibm
 760                                 ;;
 761                         -ptx*)
 762                                 vendor=sequent
 763                                 ;;
 764                 esac
 765                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
 766                 ;;
 767 esac
 768
 769 echo $basic_machine$os