support/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 # It is wrong to echo any other type of specification.
  45
  46 if [ x$1 = x ]
  47 then
  48         echo Configuration name missing. 1>&2
  49         echo "Usage: $0 CPU-MFR-OPSYS" 1>&2
  50         echo "or     $0 ALIAS" 1>&2
  51         echo where ALIAS is a recognized configuration type. 1>&2
  52         exit 1
  53 fi
  54
  55 # First pass through any local machine types.
  56 case $1 in
  57         *local*)
  58                 echo $1
  59                 exit 0
  60                 ;;
  61         *)
  62         ;;
  63 esac
  64
  65 # Separate what the user gave into CPU-COMPANY and OS (if any).
  66 basic_machine=`echo $1 | sed 's/-[^-]*$//'`
  67 if [ $basic_machine != $1 ]
  68 then os=`echo $1 | sed 's/.*-/-/'`
  69 else os=; fi
  70
  71 ### Let's recognize common machines as not being operating systems so
  72 ### that things like config.sub decstation-3100 work.  We also
  73 ### recognize some manufacturers as not being operating systems, so we
  74 ### can provide default operating systems below.
  75 case $os in
  76         -sun*os*)
  77                 # Prevent following clause from handling this invalid input.
  78                 ;;
  79         -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
  80         -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
  81         -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
  82         -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
  83         -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
  84         -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp )
  85                 os=
  86                 basic_machine=$1
  87                 ;;
  88         -hiux*)
  89                 os=-hiuxwe2
  90                 ;;
  91         -sco5)
  92                 os=sco3.2v5
  93                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  94                 ;;
  95         -sco4)
  96                 os=-sco3.2v4
  97                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
  98                 ;;
  99         -sco3.2.[4-9]*)
 100                 os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
 101                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 102                 ;;
 103         -sco3.2v[4-9]*)
 104                 # Don't forget version if it is 3.2v4 or newer.
 105                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 106                 ;;
 107         -sco*)
 108                 os=-sco3.2v2
 109                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 110                 ;;
 111         -isc)
 112                 os=-isc2.2
 113                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 114                 ;;
 115         -clix*)
 116                 basic_machine=clipper-intergraph
 117                 ;;
 118         -isc*)
 119                 basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
 120                 ;;
 121         -lynx*)
 122                 os=-lynxos
 123                 ;;
 124         -ptx*)
 125                 basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
 126                 ;;
 127         -windowsnt*)
 128                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
 129                 ;;
 130 esac
 131
 132 # Decode aliases for certain CPU-COMPANY combinations.
 133 case $basic_machine in
 134         # Recognize the basic CPU types without company name.
 135         # Some are omitted here because they have special meanings below.
 136         tahoe | i[3456]86 | i860 | m68k | m68000 | m88k | ns32k | arm \
 137                 | arme[lb] | pyramid \
 138                 | tron | a29k | 580 | i960 | h8300 | hppa1.0 | hppa1.1 \
 139                 | alpha | we32k | ns16k | clipper | sparclite | i370 | sh \
 140                 | powerpc | powerpcle | sparc64 | 1750a | dsp16xx | mips64 | mipsel \
 141                 | pdp11 | mips64el | mips64orion | mips64orionel \
 142                 | sparc)
 143                 basic_machine=$basic_machine-unknown
 144                 ;;
 145         # Object if more than one company name word.
 146         *-*-*)
 147                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 148                 exit 1
 149                 ;;
 150         # Recognize the basic CPU types with company name.
 151         vax-* | tahoe-* | i[3456]86-* | i860-* | m68k-* | m68000-* | m88k-* \
 152               | sparc-* | ns32k-* | fx80-* | arm-* | c[123]* \
 153               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* | power-* \
 154               | none-* | 580-* | cray2-* | h8300-* | i960-* | xmp-* | ymp-* \
 155               | hppa1.0-* | hppa1.1-* | alpha-* | we32k-* | cydra-* | ns16k-* \
 156               | pn-* | np1-* | xps100-* | clipper-* | orion-* | sparclite-* \
 157               | c90-* | t90-* \
 158               | pdp11-* | sh-* | powerpc-* | powerpcle-* | sparc64-* | mips64-* | mipsel-* \
 159               | mips64el-* | mips64orion-* | mips64orionel-* | butterfly-bbn* \
 160               | cadmus-* | ews*-nec | ibmrt-ibm* | masscomp-masscomp \
 161               | tandem-* | symmetric-* | drs6000-icl | *-*ardent | gould-gould \
 162               | concurrent-* | ksr1-* | esa-ibm | fxc-alliant | *370-amdahl \
 163               | *-convex)
 164                 ;;
 165         # Recognize the various machine names and aliases which stand
 166         # for a CPU type and a company and sometimes even an OS.
 167         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc*)
 168                 basic_machine=m68000-att
 169                 ;;
 170         3b*)
 171                 basic_machine=we32k-att
 172                 ;;
 173         alliant | fx80)
 174                 basic_machine=fx80-alliant
 175                 ;;
 176         altos | altos3068)
 177                 basic_machine=m68k-altos
 178                 ;;
 179         am29k)
 180                 basic_machine=a29k-none
 181                 os=-bsd
 182                 ;;
 183         amdahl)
 184                 basic_machine=580-amdahl
 185                 os=-sysv
 186                 ;;
 187         amiga | amiga-*)
 188                 basic_machine=m68k-cbm
 189                 ;;
 190         amigados)
 191                 basic_machine=m68k-cbm
 192                 os=-amigados
 193                 ;;
 194         amigaunix | amix)
 195                 basic_machine=m68k-cbm
 196                 os=-sysv4
 197                 ;;
 198         apollo68)
 199                 basic_machine=m68k-apollo
 200                 os=-sysv
 201                 ;;
 202         balance)
 203                 basic_machine=ns32k-sequent
 204                 os=-dynix
 205                 ;;
 206         convex-c1)
 207                 basic_machine=c1-convex
 208                 os=-bsd
 209                 ;;
 210         convex-c2)
 211                 basic_machine=c2-convex
 212                 os=-bsd
 213                 ;;
 214         convex-c32)
 215                 basic_machine=c32-convex
 216                 os=-bsd
 217                 ;;
 218         convex-c34)
 219                 basic_machine=c34-convex
 220                 os=-bsd
 221                 ;;
 222         convex-c38)
 223                 basic_machine=c38-convex
 224                 os=-bsd
 225                 ;;
 226         c90)
 227                 basic_machine=c90-cray
 228                 os=-unicos
 229                 ;;
 230         t90)
 231                 basic_machine=t90-cray
 232                 os=-unicos
 233                 ;;
 234         cray | ymp)
 235                 basic_machine=ymp-cray
 236                 os=-unicos
 237                 ;;
 238         cray2)
 239                 basic_machine=cray2-cray
 240                 os=-unicos
 241                 ;;
 242         crds | unos)
 243                 basic_machine=m68k-crds
 244                 ;;
 245         da30 | da30-*)
 246                 basic_machine=m68k-da30
 247                 ;;
 248         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 249                 basic_machine=mips-dec
 250                 ;;
 251         delta | 3300 | motorola-3300 | motorola-delta \
 252               | 3300-motorola | delta-motorola)
 253                 basic_machine=m68k-motorola
 254                 ;;
 255         delta88)
 256                 basic_machine=m88k-motorola
 257                 os=-sysv3
 258                 ;;
 259         dpx20 | dpx20-*)
 260                 basic_machine=rs6000-bull
 261                 os=-bosx
 262                 ;;
 263         dpx2* | dpx2*-bull)
 264                 basic_machine=m68k-bull
 265                 os=-sysv3
 266                 ;;
 267         hbullx20-bull)
 268                 basic_machine=m68k-bull
 269                 ;;
 270         ebmon29k)
 271                 basic_machine=a29k-amd
 272                 os=-ebmon
 273                 ;;
 274         elxsi)
 275                 basic_machine=elxsi-elxsi
 276                 os=-bsd
 277                 ;;
 278         encore | umax | mmax | multimax)
 279                 basic_machine=ns32k-encore
 280                 ;;
 281         fx2800)
 282                 basic_machine=i860-alliant
 283                 ;;
 284         genix)
 285                 basic_machine=ns32k-ns
 286                 ;;
 287         gmicro)
 288                 basic_machine=tron-gmicro
 289                 os=-sysv
 290                 ;;
 291         h3050r* | hiux*)
 292                 basic_machine=hppa1.1-hitachi
 293                 os=-hiuxwe2
 294                 ;;
 295         h8300hms)
 296                 basic_machine=h8300-hitachi
 297                 os=-hms
 298                 ;;
 299         harris)
 300                 basic_machine=m88k-harris
 301                 os=-sysv3
 302                 ;;
 303         hp300-*)
 304                 basic_machine=m68k-hp
 305                 ;;
 306         hp300bsd)
 307                 basic_machine=m68k-hp
 308                 os=-bsd
 309                 ;;
 310         hp300hpux)
 311                 basic_machine=m68k-hp
 312                 os=-hpux
 313                 ;;
 314         hp9k2[0-9][0-9] | hp9k31[0-9])
 315                 basic_machine=m68000-hp
 316                 ;;
 317         hp9k3[2-9][0-9])
 318                 basic_machine=m68k-hp
 319                 ;;
 320         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
 321                 basic_machine=hppa1.1-hp
 322                 ;;
 323         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 324                 basic_machine=hppa1.0-hp
 325                 ;;
 326         ibm032-*)
 327                 basic_machine=ibmrt-ibm
 328                 ;;
 329         i370-ibm* | ibm*)
 330                 basic_machine=i370-ibm
 331                 os=-mvs
 332                 ;;
 333 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 334         i[3456]86v32)
 335                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 336                 os=-sysv32
 337                 ;;
 338         i[3456]86v4*)
 339                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 340                 os=-sysv4
 341                 ;;
 342         i[3456]86v)
 343                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 344                 os=-sysv
 345                 ;;
 346         i[3456]86sol2)
 347                 basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
 348                 os=-solaris2
 349                 ;;
 350         iris | iris4d)
 351                 basic_machine=mips-sgi
 352                 case $os in
 353                     -irix*)
 354                         ;;
 355                     *)
 356                         os=-irix4
 357                         ;;
 358                 esac
 359                 ;;
 360         isi68 | isi)
 361                 basic_machine=m68k-isi
 362                 os=-sysv
 363                 ;;
 364         luna88k-omron* | m88k-omron*)
 365                 basic_machine=m88k-omron
 366                 ;;
 367         magicstation*)
 368                 basic_machine=magicstation-unknown
 369                 ;;
 370         magnum | m3230)
 371                 basic_machine=mips-mips
 372                 os=-sysv
 373                 ;;
 374         merlin)
 375                 basic_machine=ns32k-utek
 376                 os=-sysv
 377                 ;;
 378         miniframe)
 379                 basic_machine=m68000-convergent
 380                 ;;
 381         mips3*-*)
 382                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
 383                 ;;
 384         mips3*)
 385                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 386                 ;;
 387         ncr3000)
 388                 basic_machine=i486-ncr
 389                 os=-sysv4
 390                 ;;
 391         news | news700 | news800 | news900)
 392                 basic_machine=m68k-sony
 393                 os=-newsos
 394                 ;;
 395         news1000)
 396                 basic_machine=m68030-sony
 397                 os=-newsos
 398                 ;;
 399         news-3600 | risc-news)
 400                 basic_machine=mips-sony
 401                 os=-newsos
 402                 ;;
 403         next | m*-next )
 404                 basic_machine=m68k-next
 405                 case $os in
 406                     -nextstep* )
 407                         ;;
 408                     -ns2*)
 409                       os=-nextstep2
 410                         ;;
 411                     *)
 412                       os=-nextstep3
 413                         ;;
 414                 esac
 415                 ;;
 416         nh3000)
 417                 basic_machine=m68k-harris
 418                 os=-cxux
 419                 ;;
 420         nh[45]000)
 421                 basic_machine=m88k-harris
 422                 os=-cxux
 423                 ;;
 424         nindy960)
 425                 basic_machine=i960-intel
 426                 os=-nindy
 427                 ;;
 428         np1)
 429                 basic_machine=np1-gould
 430                 ;;
 431         pa-hitachi)
 432                 basic_machine=hppa1.1-hitachi
 433                 os=-hiuxwe2
 434                 ;;
 435         paragon)
 436                 basic_machine=i860-intel
 437                 os=-osf
 438                 ;;
 439         pbd)
 440                 basic_machine=sparc-tti
 441                 ;;
 442         pbb)
 443                 basic_machine=m68k-tti
 444                 ;;
 445         pc532 | pc532-*)
 446                 basic_machine=ns32k-pc532
 447                 ;;
 448         pentium | p5)
 449                 basic_machine=i586-intel
 450                 ;;
 451         pentiumpro | p6)
 452                 basic_machine=i686-intel
 453                 ;;
 454         pentium-* | p5-*)
 455                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 456                 ;;
 457         pentiumpro-* | p6-*)
 458                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
 459                 ;;
 460         k5)
 461                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
 462                 basic_machine=i586-amd
 463                 ;;
 464         nexen)
 465                 # We don't have specific support for Nexgen yet, so just call it a Pentium
 466                 basic_machine=i586-nexgen
 467                 ;;
 468         pn)
 469                 basic_machine=pn-gould
 470                 ;;
 471         power)  basic_machine=rs6000-ibm
 472                 ;;
 473         ppc)    basic_machine=powerpc-unknown
 474                 ;;
 475         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
 476                 ;;
 477         ppcle | powerpclittle | ppc-le | powerpc-little)
 478                 basic_machine=powerpcle-unknown
 479                 ;;
 480         ppcle-* | powerpclittle-*)
 481                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
 482                 ;;
 483         ps2)
 484                 basic_machine=i386-ibm
 485                 ;;
 486         rm[46]00)
 487                 basic_machine=mips-siemens
 488                 ;;
 489         rtpc | rtpc-*)
 490                 basic_machine=romp-ibm
 491                 ;;
 492         sequent)
 493                 basic_machine=i386-sequent
 494                 ;;
 495         sh)
 496                 basic_machine=sh-hitachi
 497                 os=-hms
 498                 ;;
 499         sps7)
 500                 basic_machine=m68k-bull
 501                 os=-sysv2
 502                 ;;
 503         spur)
 504                 basic_machine=spur-unknown
 505                 ;;
 506         sun2)
 507                 basic_machine=m68000-sun
 508                 ;;
 509         sun2os3)
 510                 basic_machine=m68000-sun
 511                 os=-sunos3
 512                 ;;
 513         sun2os4)
 514                 basic_machine=m68000-sun
 515                 os=-sunos4
 516                 ;;
 517         sun3os3)
 518                 basic_machine=m68k-sun
 519                 os=-sunos3
 520                 ;;
 521         sun3os4)
 522                 basic_machine=m68k-sun
 523                 os=-sunos4
 524                 ;;
 525         sun4os3)
 526                 basic_machine=sparc-sun
 527                 os=-sunos3
 528                 ;;
 529         sun4os4)
 530                 basic_machine=sparc-sun
 531                 os=-sunos4
 532                 ;;
 533         sun4sol2)
 534                 basic_machine=sparc-sun
 535                 os=-solaris2
 536                 ;;
 537         sun3 | sun3-*)
 538                 basic_machine=m68k-sun
 539                 ;;
 540         sun4)
 541                 basic_machine=sparc-sun
 542                 ;;
 543         sun386 | sun386i | roadrunner)
 544                 basic_machine=i386-sun
 545                 ;;
 546         symmetry)
 547                 basic_machine=i386-sequent
 548                 os=-dynix
 549                 ;;
 550         tower | tower-32)
 551                 basic_machine=m68k-ncr
 552                 ;;
 553         udi29k)
 554                 basic_machine=a29k-amd
 555                 os=-udi
 556                 ;;
 557         ultra3)
 558                 basic_machine=a29k-nyu
 559                 os=-sym1
 560                 ;;
 561         vaxv)
 562                 basic_machine=vax-dec
 563                 os=-sysv
 564                 ;;
 565         vms)
 566                 basic_machine=vax-dec
 567                 os=-vms
 568                 ;;
 569         vxworks960)
 570                 basic_machine=i960-wrs
 571                 os=-vxworks
 572                 ;;
 573         vxworks68)
 574                 basic_machine=m68k-wrs
 575                 os=-vxworks
 576                 ;;
 577         vxworks29k)
 578                 basic_machine=a29k-wrs
 579                 os=-vxworks
 580                 ;;
 581         xmp)
 582                 basic_machine=xmp-cray
 583                 os=-unicos
 584                 ;;
 585         xps | xps100)
 586                 basic_machine=xps100-honeywell
 587                 ;;
 588         none)
 589                 basic_machine=none-none
 590                 os=-none
 591                 ;;
 592
 593 # Here we handle the default manufacturer of certain CPU types.  It is in
 594 # some cases the only manufacturer, in others, it is the most popular.
 595         mips)
 596                 basic_machine=mips-mips
 597                 ;;
 598         romp)
 599                 basic_machine=romp-ibm
 600                 ;;
 601         rs6000)
 602                 basic_machine=rs6000-ibm
 603                 ;;
 604         vax)
 605                 basic_machine=vax-dec
 606                 ;;
 607         pdp11)
 608                 basic_machine=pdp11-dec
 609                 ;;
 610         we32k)
 611                 basic_machine=we32k-att
 612                 ;;
 613         sparc)
 614                 basic_machine=sparc-sun
 615                 ;;
 616         cydra)
 617                 basic_machine=cydra-cydrome
 618                 ;;
 619         orion)
 620                 basic_machine=orion-highlevel
 621                 ;;
 622         orion105)
 623                 basic_machine=clipper-highlevel
 624                 ;;
 625         *)
 626                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 627                 exit 1
 628                 ;;
 629 esac
 630
 631 # Here we canonicalize certain aliases for manufacturers.
 632 case $basic_machine in
 633         *-digital*)
 634                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
 635                 ;;
 636         *-commodore*)
 637                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
 638                 ;;
 639         *)
 640                 ;;
 641 esac
 642
 643 # Decode manufacturer-specific aliases for certain operating systems.
 644
 645 if [ x"$os" != x"" ]
 646 then
 647 case $os in
 648         # -solaris* is a basic system type, with this one exception.
 649         -solaris1 | -solaris1.*)
 650                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
 651                 ;;
 652         -solaris)
 653                 os=-solaris2
 654                 ;;
 655         -unixware* | svr4*)
 656                 os=-sysv4
 657                 ;;
 658         -gnu/linux*)
 659                 os=`echo $os | sed -e 's|gnu/linux|linux|'`
 660                 ;;
 661         # First accept the basic system types.
 662         # The portable systems comes first.
 663         # Each alternative MUST END IN A *, to match a version number.
 664         # -sysv* is not here because it comes later, after sysvr4.
 665         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 666               | -vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[3456]* \
 667               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 668               | -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
 669               | -nindy* | -vxworks* | -ebmon* | -hms* | -mvs* | -clix* \
 670               | -riscos* | -linux* | -uniplus* | -iris* | -rtu* | -xenix* \
 671               | -hiux* | -386bsd* | -netbsd* | -freebsd* | -riscix* \
 672               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
 673               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 674               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -qnx*)
 675         # Remember, each alternative MUST END IN *, to match a version number.
 676                 ;;
 677         -sunos5*)
 678                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
 679                 ;;
 680         -sunos6*)
 681                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
 682                 ;;
 683         -osfrose*)
 684                 os=-osfrose
 685                 ;;
 686         -osf*)
 687                 os=-osf
 688                 ;;
 689         -utek*)
 690                 os=-bsd
 691                 ;;
 692         -dynix*)
 693                 os=-bsd
 694                 ;;
 695         -acis*)
 696                 os=-aos
 697                 ;;
 698         -ctix* | -uts*)
 699                 os=-sysv
 700                 ;;
 701         -ns2 )
 702                 os=-nextstep2
 703                 ;;
 704         # Preserve the version number of sinix5.
 705         -sinix5.*)
 706                 os=`echo $os | sed -e 's|sinix|sysv|'`
 707                 ;;
 708         -sinix*)
 709                 os=-sysv4
 710                 ;;
 711         -triton*)
 712                 os=-sysv3
 713                 ;;
 714         -oss*)
 715                 os=-sysv3
 716                 ;;
 717         -svr4)
 718                 os=-sysv4
 719                 ;;
 720         -svr3)
 721                 os=-sysv3
 722                 ;;
 723         -sysvr4)
 724                 os=-sysv4
 725                 ;;
 726         # This must come after -sysvr4.
 727         -sysv*)
 728                 ;;
 729         -xenix)
 730                 os=-xenix
 731                 ;;
 732         -none)
 733                 ;;
 734         *)
 735                 # Get rid of the `-' at the beginning of $os.
 736                 os=`echo $os | sed 's/[^-]*-//'`
 737                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
 738                 exit 1
 739                 ;;
 740 esac
 741 else
 742
 743 # Here we handle the default operating systems that come with various machines.
 744 # The value should be what the vendor currently ships out the door with their
 745 # machine or put another way, the most popular os provided with the machine.
 746
 747 # Note that if you're going to try to match "-MANUFACTURER" here (say,
 748 # "-sun"), then you have to tell the case statement up towards the top
 749 # that MANUFACTURER isn't an operating system.  Otherwise, code above
 750 # will signal an error saying that MANUFACTURER isn't an operating
 751 # system, and we'll never get to this point.
 752
 753 case $basic_machine in
 754         *-acorn)
 755                 os=-riscix1.2
 756                 ;;
 757         arm*-semi)
 758                 os=-aout
 759                 ;;
 760         pdp11-*)
 761                 os=-none
 762                 ;;
 763         *-dec | vax-*)
 764                 os=-ultrix4.2
 765                 ;;
 766         m68*-apollo)
 767                 os=-domain
 768                 ;;
 769         i386-sun)
 770                 os=-sunos4.0.2
 771                 ;;
 772         m68000-sun)
 773                 os=-sunos3
 774                 # This also exists in the configure program, but was not the
 775                 # default.
 776                 # os=-sunos4
 777                 ;;
 778         *-tti)  # must be before sparc entry or we get the wrong os.
 779                 os=-sysv3
 780                 ;;
 781         sparc-* | *-sun)
 782                 os=-sunos4.1.1
 783                 ;;
 784         *-ibm)
 785                 os=-aix
 786                 ;;
 787         *-hp)
 788                 os=-hpux
 789                 ;;
 790         *-hitachi)
 791                 os=-hiux
 792                 ;;
 793         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
 794                 os=-sysv
 795                 ;;
 796         *-cbm)
 797                 os=-amigados
 798                 ;;
 799         *-dg)
 800                 os=-dgux
 801                 ;;
 802         *-dolphin)
 803                 os=-sysv3
 804                 ;;
 805         m68k-ccur)
 806                 os=-rtu
 807                 ;;
 808         m88k-omron*)
 809                 os=-luna
 810                 ;;
 811         *-next )
 812                 os=-nextstep
 813                 ;;
 814         *-sequent)
 815                 os=-ptx
 816                 ;;
 817         *-crds)
 818                 os=-unos
 819                 ;;
 820         *-ns)
 821                 os=-genix
 822                 ;;
 823         i370-*)
 824                 os=-mvs
 825                 ;;
 826         *-next)
 827                 os=-nextstep3
 828                 ;;
 829         *-gould)
 830                 os=-sysv
 831                 ;;
 832         *-highlevel)
 833                 os=-bsd
 834                 ;;
 835         *-encore)
 836                 os=-bsd
 837                 ;;
 838         *-sgi)
 839                 os=-irix
 840                 ;;
 841         *-siemens)
 842                 os=-sysv4
 843                 ;;
 844         *-masscomp)
 845                 os=-rtu
 846                 ;;
 847         *)
 848                 os=-none
 849                 ;;
 850 esac
 851 fi
 852
 853 # Here we handle the case where we know the os, and the CPU type, but not the
 854 # manufacturer.  We pick the logical manufacturer.
 855 vendor=unknown
 856 case $basic_machine in
 857         *-unknown)
 858                 case $os in
 859                         -riscix*)
 860                                 vendor=acorn
 861                                 ;;
 862                         -sunos*)
 863                                 vendor=sun
 864                                 ;;
 865                         -lynxos*)
 866                                 vendor=lynx
 867                                 ;;
 868                         -aix*)
 869                                 vendor=ibm
 870                                 ;;
 871                         -hpux*)
 872                                 vendor=hp
 873                                 ;;
 874                         -hiux*)
 875                                 vendor=hitachi
 876                                 ;;
 877                         -unos*)
 878                                 vendor=crds
 879                                 ;;
 880                         -dgux*)
 881                                 vendor=dg
 882                                 ;;
 883                         -luna*)
 884                                 vendor=omron
 885                                 ;;
 886                         -genix*)
 887                                 vendor=ns
 888                                 ;;
 889                         -mvs*)
 890                                 vendor=ibm
 891                                 ;;
 892                         -ptx*)
 893                                 vendor=sequent
 894                                 ;;
 895                         -vxworks*)
 896                                 vendor=wrs
 897                                 ;;
 898                 esac
 899                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
 900                 ;;
 901 esac
 902
 903 echo $basic_machine$os