libffi/config.sub

   1 #! /bin/sh
   2 # Configuration validation subroutine script, version 1.1.
   3 #   Copyright (C) 1991, 92-97, 1998 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 $basic_machine in
 150         # Recognize the basic CPU types without company name.
 151         # Some are omitted here because they have special meanings below.
 152         tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
 153                 | arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
 154                 | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 | hppa2.0 \
 155                 | hppa2.0w \
 156                 | alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \
 157                 | i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \
 158                 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
 159                 | mipstx39 | mipstx39el \
 160                 | sparc | sparclet | sparclite | sparc64 | v850)
 161                 basic_machine=$basic_machine-unknown
 162                 ;;
 163         # We use `pc' rather than `unknown'
 164         # because (1) that's what they normally are, and
 165         # (2) the word "unknown" tends to confuse beginning users.
 166         i[34567]86)
 167           basic_machine=$basic_machine-pc
 168           ;;
 169         # Object if more than one company name word.
 170         *-*-*)
 171                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 172                 exit 1
 173                 ;;
 174         # Recognize the basic CPU types with company name.
 175         vax-* | tahoe-* | i[34567]86-* | i860-* | m32r-* | m68k-* | m68000-* \
 176               | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
 177               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
 178               | power-* | none-* | 580-* | cray2-* | h8300-* | i960-* \
 179               | xmp-* | ymp-* | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* \
 180               | hppa2.0w-* \
 181               | alpha-* | alphaev5-* | alphaev56-* | we32k-* | cydra-* \
 182               | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \
 183               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
 184               | sparc64-* | mips64-* | mipsel-* \
 185               | mips64el-* | mips64orion-* | mips64orionel-*  \
 186               | mipstx39-* | mipstx39el-* \
 187               | f301-* | armv*-*)
 188                 ;;
 189         # Recognize the various machine names and aliases which stand
 190         # for a CPU type and a company and sometimes even an OS.
 191         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 192                 basic_machine=m68000-att
 193                 ;;
 194         3b*)
 195                 basic_machine=we32k-att
 196                 ;;
 197         alliant | fx80)
 198                 basic_machine=fx80-alliant
 199                 ;;
 200         altos | altos3068)
 201                 basic_machine=m68k-altos
 202                 ;;
 203         am29k)
 204                 basic_machine=a29k-none
 205                 os=-bsd
 206                 ;;
 207         amdahl)
 208                 basic_machine=580-amdahl
 209                 os=-sysv
 210                 ;;
 211         amiga | amiga-*)
 212                 basic_machine=m68k-cbm
 213                 ;;
 214         amigaos | amigados)
 215                 basic_machine=m68k-cbm
 216                 os=-amigaos
 217                 ;;
 218         amigaunix | amix)
 219                 basic_machine=m68k-cbm
 220                 os=-sysv4
 221                 ;;
 222         apollo68)
 223                 basic_machine=m68k-apollo
 224                 os=-sysv
 225                 ;;
 226         aux)
 227                 basic_machine=m68k-apple
 228                 os=-aux
 229                 ;;
 230         balance)
 231                 basic_machine=ns32k-sequent
 232                 os=-dynix
 233                 ;;
 234         convex-c1)
 235                 basic_machine=c1-convex
 236                 os=-bsd
 237                 ;;
 238         convex-c2)
 239                 basic_machine=c2-convex
 240                 os=-bsd
 241                 ;;
 242         convex-c32)
 243                 basic_machine=c32-convex
 244                 os=-bsd
 245                 ;;
 246         convex-c34)
 247                 basic_machine=c34-convex
 248                 os=-bsd
 249                 ;;
 250         convex-c38)
 251                 basic_machine=c38-convex
 252                 os=-bsd
 253                 ;;
 254         cray | ymp)
 255                 basic_machine=ymp-cray
 256                 os=-unicos
 257                 ;;
 258         cray2)
 259                 basic_machine=cray2-cray
 260                 os=-unicos
 261                 ;;
 262         [ctj]90-cray)
 263                 basic_machine=c90-cray
 264                 os=-unicos
 265                 ;;
 266         crds | unos)
 267                 basic_machine=m68k-crds
 268                 ;;
 269         da30 | da30-*)
 270                 basic_machine=m68k-da30
 271                 ;;
 272         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 273                 basic_machine=mips-dec
 274                 ;;
 275         delta | 3300 | motorola-3300 | motorola-delta \
 276               | 3300-motorola | delta-motorola)
 277                 basic_machine=m68k-motorola
 278                 ;;
 279         delta88)
 280                 basic_machine=m88k-motorola
 281                 os=-sysv3
 282                 ;;
 283         dpx20 | dpx20-*)
 284                 basic_machine=rs6000-bull
 285                 os=-bosx
 286                 ;;
 287         dpx2* | dpx2*-bull)
 288                 basic_machine=m68k-bull
 289                 os=-sysv3
 290                 ;;
 291         ebmon29k)
 292                 basic_machine=a29k-amd
 293                 os=-ebmon
 294                 ;;
 295         elxsi)
 296                 basic_machine=elxsi-elxsi
 297                 os=-bsd
 298                 ;;
 299         encore | umax | mmax)
 300                 basic_machine=ns32k-encore
 301                 ;;
 302         fx2800)
 303                 basic_machine=i860-alliant
 304                 ;;
 305         genix)
 306                 basic_machine=ns32k-ns
 307                 ;;
 308         gmicro)
 309                 basic_machine=tron-gmicro
 310                 os=-sysv
 311                 ;;
 312         h3050r* | hiux*)
 313                 basic_machine=hppa1.1-hitachi
 314                 os=-hiuxwe2
 315                 ;;
 316         h8300hms)
 317                 basic_machine=h8300-hitachi
 318                 os=-hms
 319                 ;;
 320         harris)
 321                 basic_machine=m88k-harris
 322                 os=-sysv3
 323                 ;;
 324         hp300-*)
 325                 basic_machine=m68k-hp
 326                 ;;
 327         hp300bsd)
 328                 basic_machine=m68k-hp
 329                 os=-bsd
 330                 ;;
 331         hp300hpux)
 332                 basic_machine=m68k-hp
 333                 os=-hpux
 334                 ;;
 335         hp9k2[0-9][0-9] | hp9k31[0-9])
 336                 basic_machine=m68000-hp
 337                 ;;
 338         hp9k3[2-9][0-9])
 339                 basic_machine=m68k-hp
 340                 ;;
 341         hp9k7[0-9][0-9] | hp7[0-9][0-9] | hp9k8[0-9]7 | hp8[0-9]7)
 342                 basic_machine=hppa1.1-hp
 343                 ;;
 344         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 345                 basic_machine=hppa1.0-hp
 346                 ;;
 347         hppa-next)
 348                 os=-nextstep3
 349                 ;;
 350         hp3k9[0-9][0-9] | hp9[0-9][0-9])
 351                 basic_machine=hppa1.0-hp
 352                 os=-mpeix
 353                 ;;
 354         hp3k9[0-9][0-9] | hp9[0-9][0-9])
 355                 basic_machine=hppa1.0-hp
 356                 os=-mpeix
 357                 ;;
 358         i370-ibm* | ibm*)
 359                 basic_machine=i370-ibm
 360                 os=-mvs
 361                 ;;
 362 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 363         i[34567]86v32)
 364                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 365                 os=-sysv32
 366                 ;;
 367         i[34567]86v4*)
 368                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 369                 os=-sysv4
 370                 ;;
 371         i[34567]86v)
 372                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 373                 os=-sysv
 374                 ;;
 375         i[34567]86sol2)
 376                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 377                 os=-solaris2
 378                 ;;
 379         iris | iris4d)
 380                 basic_machine=mips-sgi
 381                 case $os in
 382                     -irix*)
 383                         ;;
 384                     *)
 385                         os=-irix4
 386                         ;;
 387                 esac
 388                 ;;
 389         isi68 | isi)
 390                 basic_machine=m68k-isi
 391                 os=-sysv
 392                 ;;
 393         m88k-omron*)
 394                 basic_machine=m88k-omron
 395                 ;;
 396         magnum | m3230)
 397                 basic_machine=mips-mips
 398                 os=-sysv
 399                 ;;
 400         merlin)
 401                 basic_machine=ns32k-utek
 402                 os=-sysv
 403                 ;;
 404         miniframe)
 405                 basic_machine=m68000-convergent
 406                 ;;
 407         mipsel*-linux*)
 408                 basic_machine=mipsel-unknown
 409                 os=-linux-gnu
 410                 ;;
 411         mips*-linux*)
 412                 basic_machine=mips-unknown
 413                 os=-linux-gnu
 414                 ;;
 415         mips3*-*)
 416                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
 417                 ;;
 418         mips3*)
 419                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 420                 ;;
 421         ncr3000)
 422                 basic_machine=i486-ncr
 423                 os=-sysv4
 424                 ;;
 425         netwinder)
 426                 basic_machine=armv4l-corel
 427                 os=-linux
 428                 ;;
 429         news | news700 | news800 | news900)
 430                 basic_machine=m68k-sony
 431                 os=-newsos
 432                 ;;
 433         news1000)
 434                 basic_machine=m68030-sony
 435                 os=-newsos
 436                 ;;
 437         news-3600 | risc-news)
 438                 basic_machine=mips-sony
 439                 os=-newsos
 440                 ;;
 441         next | m*-next )
 442                 basic_machine=m68k-next
 443                 case $os in
 444                     -nextstep* )
 445                         ;;
 446                     -ns2*)
 447                       os=-nextstep2
 448                         ;;
 449                     *)
 450                       os=-nextstep3
 451                         ;;
 452                 esac
 453                 ;;
 454         nh3000)
 455                 basic_machine=m68k-harris
 456                 os=-cxux
 457                 ;;
 458         nh[45]000)
 459                 basic_machine=m88k-harris
 460                 os=-cxux
 461                 ;;
 462         nindy960)
 463                 basic_machine=i960-intel
 464                 os=-nindy
 465                 ;;
 466         np1)
 467                 basic_machine=np1-gould
 468                 ;;
 469         pa-hitachi)
 470                 basic_machine=hppa1.1-hitachi
 471                 os=-hiuxwe2
 472                 ;;
 473         paragon)
 474                 basic_machine=i860-intel
 475                 os=-osf
 476                 ;;
 477         pbd)
 478                 basic_machine=sparc-tti
 479                 ;;
 480         pbb)
 481                 basic_machine=m68k-tti
 482                 ;;
 483         pc532 | pc532-*)
 484                 basic_machine=ns32k-pc532
 485                 ;;
 486         pentium | p5 | k5 | nexen)
 487                 basic_machine=i586-pc
 488                 ;;
 489         pentiumpro | p6 | k6 | 6x86)
 490                 basic_machine=i686-pc
 491                 ;;
 492         pentiumii | pentium2)
 493                 basic_machine=i786-pc
 494                 ;;
 495         pentium-* | p5-* | k5-* | nexen-*)
 496                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 497                 ;;
 498         pentiumpro-* | p6-* | k6-* | 6x86-*)
 499                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
 500                 ;;
 501         pentiumii-* | pentium2-*)
 502                 basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
 503                 ;;
 504         pn)
 505                 basic_machine=pn-gould
 506                 ;;
 507         power)  basic_machine=rs6000-ibm
 508                 ;;
 509         ppc)    basic_machine=powerpc-unknown
 510                 ;;
 511         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
 512                 ;;
 513         ppcle | powerpclittle | ppc-le | powerpc-little)
 514                 basic_machine=powerpcle-unknown
 515                 ;;
 516         ppcle-* | powerpclittle-*)
 517                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
 518                 ;;
 519         ps2)
 520                 basic_machine=i386-ibm
 521                 ;;
 522         rm[46]00)
 523                 basic_machine=mips-siemens
 524                 ;;
 525         rtpc | rtpc-*)
 526                 basic_machine=romp-ibm
 527                 ;;
 528         sequent)
 529                 basic_machine=i386-sequent
 530                 ;;
 531         sh)
 532                 basic_machine=sh-hitachi
 533                 os=-hms
 534                 ;;
 535         sps7)
 536                 basic_machine=m68k-bull
 537                 os=-sysv2
 538                 ;;
 539         spur)
 540                 basic_machine=spur-unknown
 541                 ;;
 542         sun2)
 543                 basic_machine=m68000-sun
 544                 ;;
 545         sun2os3)
 546                 basic_machine=m68000-sun
 547                 os=-sunos3
 548                 ;;
 549         sun2os4)
 550                 basic_machine=m68000-sun
 551                 os=-sunos4
 552                 ;;
 553         sun3os3)
 554                 basic_machine=m68k-sun
 555                 os=-sunos3
 556                 ;;
 557         sun3os4)
 558                 basic_machine=m68k-sun
 559                 os=-sunos4
 560                 ;;
 561         sun4os3)
 562                 basic_machine=sparc-sun
 563                 os=-sunos3
 564                 ;;
 565         sun4os4)
 566                 basic_machine=sparc-sun
 567                 os=-sunos4
 568                 ;;
 569         sun4sol2)
 570                 basic_machine=sparc-sun
 571                 os=-solaris2
 572                 ;;
 573         sun3 | sun3-*)
 574                 basic_machine=m68k-sun
 575                 ;;
 576         sun4)
 577                 basic_machine=sparc-sun
 578                 ;;
 579         sun386 | sun386i | roadrunner)
 580                 basic_machine=i386-sun
 581                 ;;
 582         symmetry)
 583                 basic_machine=i386-sequent
 584                 os=-dynix
 585                 ;;
 586         tx39)
 587                 basic_machine=mipstx39-unknown
 588                 ;;
 589         tx39el)
 590                 basic_machine=mipstx39el-unknown
 591                 ;;
 592         tower | tower-32)
 593                 basic_machine=m68k-ncr
 594                 ;;
 595         udi29k)
 596                 basic_machine=a29k-amd
 597                 os=-udi
 598                 ;;
 599         ultra3)
 600                 basic_machine=a29k-nyu
 601                 os=-sym1
 602                 ;;
 603         vaxv)
 604                 basic_machine=vax-dec
 605                 os=-sysv
 606                 ;;
 607         vms)
 608                 basic_machine=vax-dec
 609                 os=-vms
 610                 ;;
 611         vpp*|vx|vx-*)
 612                basic_machine=f301-fujitsu
 613                ;;
 614         vxworks960)
 615                 basic_machine=i960-wrs
 616                 os=-vxworks
 617                 ;;
 618         vxworks68)
 619                 basic_machine=m68k-wrs
 620                 os=-vxworks
 621                 ;;
 622         vxworks29k)
 623                 basic_machine=a29k-wrs
 624                 os=-vxworks
 625                 ;;
 626         xmp)
 627                 basic_machine=xmp-cray
 628                 os=-unicos
 629                 ;;
 630         xps | xps100)
 631                 basic_machine=xps100-honeywell
 632                 ;;
 633         none)
 634                 basic_machine=none-none
 635                 os=-none
 636                 ;;
 637
 638 # Here we handle the default manufacturer of certain CPU types.  It is in
 639 # some cases the only manufacturer, in others, it is the most popular.
 640         mips)
 641                 if [ x$os = x-linux-gnu ]; then
 642                         basic_machine=mips-unknown
 643                 else
 644                         basic_machine=mips-mips
 645                 fi
 646                 ;;
 647         romp)
 648                 basic_machine=romp-ibm
 649                 ;;
 650         rs6000)
 651                 basic_machine=rs6000-ibm
 652                 ;;
 653         vax)
 654                 basic_machine=vax-dec
 655                 ;;
 656         pdp11)
 657                 basic_machine=pdp11-dec
 658                 ;;
 659         we32k)
 660                 basic_machine=we32k-att
 661                 ;;
 662         sparc)
 663                 basic_machine=sparc-sun
 664                 ;;
 665         cydra)
 666                 basic_machine=cydra-cydrome
 667                 ;;
 668         orion)
 669                 basic_machine=orion-highlevel
 670                 ;;
 671         orion105)
 672                 basic_machine=clipper-highlevel
 673                 ;;
 674         *)
 675                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 676                 exit 1
 677                 ;;
 678 esac
 679
 680 # Here we canonicalize certain aliases for manufacturers.
 681 case $basic_machine in
 682         *-digital*)
 683                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
 684                 ;;
 685         *-commodore*)
 686                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
 687                 ;;
 688         *)
 689                 ;;
 690 esac
 691
 692 # Decode manufacturer-specific aliases for certain operating systems.
 693
 694 if [ x"$os" != x"" ]
 695 then
 696 case $os in
 697         # First match some system type aliases
 698         # that might get confused with valid system types.
 699         # -solaris* is a basic system type, with this one exception.
 700         -solaris1 | -solaris1.*)
 701                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
 702                 ;;
 703         -solaris)
 704                 os=-solaris2
 705                 ;;
 706         -svr4*)
 707                 os=-sysv4
 708                 ;;
 709         -unixware*)
 710                 os=-sysv4.2uw
 711                 ;;
 712         -gnu/linux*)
 713                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
 714                 ;;
 715         # First accept the basic system types.
 716         # The portable systems comes first.
 717         # Each alternative MUST END IN A *, to match a version number.
 718         # -sysv* is not here because it comes later, after sysvr4.
 719         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 720               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
 721               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 722               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
 723               | -aos* \
 724               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 725               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
 726               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
 727               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
 728               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 729               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 730               | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 731               | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -rhapsody* \
 732               | -openstep* | -mpeix* | -oskit*)
 733         # Remember, each alternative MUST END IN *, to match a version number.
 734                 ;;
 735         -linux*)
 736                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
 737                 ;;
 738         -sunos5*)
 739                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
 740                 ;;
 741         -sunos6*)
 742                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
 743                 ;;
 744         -osfrose*)
 745                 os=-osfrose
 746                 ;;
 747         -osf*)
 748                 os=-osf
 749                 ;;
 750         -utek*)
 751                 os=-bsd
 752                 ;;
 753         -dynix*)
 754                 os=-bsd
 755                 ;;
 756         -acis*)
 757                 os=-aos
 758                 ;;
 759         -ctix* | -uts*)
 760                 os=-sysv
 761                 ;;
 762         -ns2 )
 763                 os=-nextstep2
 764                 ;;
 765         # Preserve the version number of sinix5.
 766         -sinix5.*)
 767                 os=`echo $os | sed -e 's|sinix|sysv|'`
 768                 ;;
 769         -sinix*)
 770                 os=-sysv4
 771                 ;;
 772         -triton*)
 773                 os=-sysv3
 774                 ;;
 775         -oss*)
 776                 os=-sysv3
 777                 ;;
 778         -svr4)
 779                 os=-sysv4
 780                 ;;
 781         -svr3)
 782                 os=-sysv3
 783                 ;;
 784         -sysvr4)
 785                 os=-sysv4
 786                 ;;
 787         # This must come after -sysvr4.
 788         -sysv*)
 789                 ;;
 790         -xenix)
 791                 os=-xenix
 792                 ;;
 793         -none)
 794                 ;;
 795         *)
 796                 # Get rid of the `-' at the beginning of $os.
 797                 os=`echo $os | sed 's/[^-]*-//'`
 798                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
 799                 exit 1
 800                 ;;
 801 esac
 802 else
 803
 804 # Here we handle the default operating systems that come with various machines.
 805 # The value should be what the vendor currently ships out the door with their
 806 # machine or put another way, the most popular os provided with the machine.
 807
 808 # Note that if you're going to try to match "-MANUFACTURER" here (say,
 809 # "-sun"), then you have to tell the case statement up towards the top
 810 # that MANUFACTURER isn't an operating system.  Otherwise, code above
 811 # will signal an error saying that MANUFACTURER isn't an operating
 812 # system, and we'll never get to this point.
 813
 814 case $basic_machine in
 815         *-acorn)
 816                 os=-riscix1.2
 817                 ;;
 818         arm*-corel)
 819                 os=-linux
 820                 ;;
 821         arm*-semi)
 822                 os=-aout
 823                 ;;
 824         pdp11-*)
 825                 os=-none
 826                 ;;
 827         *-dec | vax-*)
 828                 os=-ultrix4.2
 829                 ;;
 830         m68*-apollo)
 831                 os=-domain
 832                 ;;
 833         i386-sun)
 834                 os=-sunos4.0.2
 835                 ;;
 836         m68000-sun)
 837                 os=-sunos3
 838                 # This also exists in the configure program, but was not the
 839                 # default.
 840                 # os=-sunos4
 841                 ;;
 842         *-tti)  # must be before sparc entry or we get the wrong os.
 843                 os=-sysv3
 844                 ;;
 845         sparc-* | *-sun)
 846                 os=-sunos4.1.1
 847                 ;;
 848         *-be)
 849                 os=-beos
 850                 ;;
 851         *-ibm)
 852                 os=-aix
 853                 ;;
 854         *-hp)
 855                 os=-hpux
 856                 ;;
 857         *-hitachi)
 858                 os=-hiux
 859                 ;;
 860         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
 861                 os=-sysv
 862                 ;;
 863         *-cbm)
 864                 os=-amigaos
 865                 ;;
 866         *-dg)
 867                 os=-dgux
 868                 ;;
 869         *-dolphin)
 870                 os=-sysv3
 871                 ;;
 872         m68k-ccur)
 873                 os=-rtu
 874                 ;;
 875         m88k-omron*)
 876                 os=-luna
 877                 ;;
 878         *-next )
 879                 os=-nextstep
 880                 ;;
 881         *-sequent)
 882                 os=-ptx
 883                 ;;
 884         *-crds)
 885                 os=-unos
 886                 ;;
 887         *-ns)
 888                 os=-genix
 889                 ;;
 890         i370-*)
 891                 os=-mvs
 892                 ;;
 893         *-next)
 894                 os=-nextstep3
 895                 ;;
 896         *-gould)
 897                 os=-sysv
 898                 ;;
 899         *-highlevel)
 900                 os=-bsd
 901                 ;;
 902         *-encore)
 903                 os=-bsd
 904                 ;;
 905         *-sgi)
 906                 os=-irix
 907                 ;;
 908         *-siemens)
 909                 os=-sysv4
 910                 ;;
 911         *-masscomp)
 912                 os=-rtu
 913                 ;;
 914         f301-fujitsu)
 915                 os=-uxpv
 916                 ;;
 917         *)
 918                 os=-none
 919                 ;;
 920 esac
 921 fi
 922
 923 # Here we handle the case where we know the os, and the CPU type, but not the
 924 # manufacturer.  We pick the logical manufacturer.
 925 vendor=unknown
 926 case $basic_machine in
 927         *-unknown)
 928                 case $os in
 929                         -riscix*)
 930                                 vendor=acorn
 931                                 ;;
 932                         -sunos*)
 933                                 vendor=sun
 934                                 ;;
 935                         -aix*)
 936                                 vendor=ibm
 937                                 ;;
 938                         -hpux*)
 939                                 vendor=hp
 940                                 ;;
 941                         -mpeix*)
 942                                 vendor=hp
 943                                 ;;
 944                         -mpeix*)
 945                                 vendor=hp
 946                                 ;;
 947                         -hiux*)
 948                                 vendor=hitachi
 949                                 ;;
 950                         -unos*)
 951                                 vendor=crds
 952                                 ;;
 953                         -dgux*)
 954                                 vendor=dg
 955                                 ;;
 956                         -luna*)
 957                                 vendor=omron
 958                                 ;;
 959                         -genix*)
 960                                 vendor=ns
 961                                 ;;
 962                         -mvs*)
 963                                 vendor=ibm
 964                                 ;;
 965                         -ptx*)
 966                                 vendor=sequent
 967                                 ;;
 968                         -vxsim* | -vxworks*)
 969                                 vendor=wrs
 970                                 ;;
 971                         -aux*)
 972                                 vendor=apple
 973                                 ;;
 974                 esac
 975                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
 976                 ;;
 977 esac
 978
 979 echo $basic_machine$os