gcc/config.sub

   1 #! /bin/sh
   2 # Configuration validation subroutine script, version 1.1.
   3 #   Copyright (C) 1991, 92, 93, 94, 95, 96, 1997 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 $basic_machine in
 150         # Recognize the basic CPU types without company name.
 151         # Some are omitted here because they have special meanings below.
 152         tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
 153                 | arme[lb] | pyramid | mn10200 | mn10300 \
 154                 | tron | a29k | 580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
 155                 | alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \
 156                 | i370 | sh | powerpc | powerpcle | 1750a | dsp16xx | pdp11 \
 157                 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
 158                 | mipstx39 | mipstx39el \
 159                 | sparc | sparclet | sparclite | sparc64 | v850)
 160                 basic_machine=$basic_machine-unknown
 161                 ;;
 162         # We use `pc' rather than `unknown'
 163         # because (1) that's what they normally are, and
 164         # (2) the word "unknown" tends to confuse beginning users.
 165         i[3456]86)
 166           basic_machine=$basic_machine-pc
 167           ;;
 168         # Object if more than one company name word.
 169         *-*-*)
 170                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 171                 exit 1
 172                 ;;
 173         # Recognize the basic CPU types with company name.
 174         vax-* | tahoe-* | i[3456]86-* | i860-* | m32r-* | m68k-* | m68000-* \
 175               | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
 176               | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
 177               | power-* | none-* | 580-* | cray2-* | h8300-* | i960-* \
 178               | xmp-* | ymp-* | hppa-* | hppa1.0-* | hppa1.1-* \
 179               | alpha-* | alphaev5-* | alphaev56-* | we32k-* | cydra-* \
 180               | ns16k-* | pn-* | np1-* | xps100-* | clipper-* | orion-* \
 181               | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
 182               | sparc64-* | mips64-* | mipsel-* \
 183               | mips64el-* | mips64orion-* | mips64orionel-*  \
 184               | mipstx39-* | mipstx39el-* \
 185               | f301-*)
 186                 ;;
 187         # Recognize the various machine names and aliases which stand
 188         # for a CPU type and a company and sometimes even an OS.
 189         3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
 190                 basic_machine=m68000-att
 191                 ;;
 192         3b*)
 193                 basic_machine=we32k-att
 194                 ;;
 195         alliant | fx80)
 196                 basic_machine=fx80-alliant
 197                 ;;
 198         altos | altos3068)
 199                 basic_machine=m68k-altos
 200                 ;;
 201         am29k)
 202                 basic_machine=a29k-none
 203                 os=-bsd
 204                 ;;
 205         amdahl)
 206                 basic_machine=580-amdahl
 207                 os=-sysv
 208                 ;;
 209         amiga | amiga-*)
 210                 basic_machine=m68k-cbm
 211                 ;;
 212         amigaos | amigados)
 213                 basic_machine=m68k-cbm
 214                 os=-amigaos
 215                 ;;
 216         amigaunix | amix)
 217                 basic_machine=m68k-cbm
 218                 os=-sysv4
 219                 ;;
 220         apollo68)
 221                 basic_machine=m68k-apollo
 222                 os=-sysv
 223                 ;;
 224         aux)
 225                 basic_machine=m68k-apple
 226                 os=-aux
 227                 ;;
 228         balance)
 229                 basic_machine=ns32k-sequent
 230                 os=-dynix
 231                 ;;
 232         convex-c1)
 233                 basic_machine=c1-convex
 234                 os=-bsd
 235                 ;;
 236         convex-c2)
 237                 basic_machine=c2-convex
 238                 os=-bsd
 239                 ;;
 240         convex-c32)
 241                 basic_machine=c32-convex
 242                 os=-bsd
 243                 ;;
 244         convex-c34)
 245                 basic_machine=c34-convex
 246                 os=-bsd
 247                 ;;
 248         convex-c38)
 249                 basic_machine=c38-convex
 250                 os=-bsd
 251                 ;;
 252         cray | ymp)
 253                 basic_machine=ymp-cray
 254                 os=-unicos
 255                 ;;
 256         cray2)
 257                 basic_machine=cray2-cray
 258                 os=-unicos
 259                 ;;
 260         [ctj]90-cray)
 261                 basic_machine=c90-cray
 262                 os=-unicos
 263                 ;;
 264         crds | unos)
 265                 basic_machine=m68k-crds
 266                 ;;
 267         da30 | da30-*)
 268                 basic_machine=m68k-da30
 269                 ;;
 270         decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
 271                 basic_machine=mips-dec
 272                 ;;
 273         delta | 3300 | motorola-3300 | motorola-delta \
 274               | 3300-motorola | delta-motorola)
 275                 basic_machine=m68k-motorola
 276                 ;;
 277         delta88)
 278                 basic_machine=m88k-motorola
 279                 os=-sysv3
 280                 ;;
 281         dpx20 | dpx20-*)
 282                 basic_machine=rs6000-bull
 283                 os=-bosx
 284                 ;;
 285         dpx2* | dpx2*-bull)
 286                 basic_machine=m68k-bull
 287                 os=-sysv3
 288                 ;;
 289         ebmon29k)
 290                 basic_machine=a29k-amd
 291                 os=-ebmon
 292                 ;;
 293         elxsi)
 294                 basic_machine=elxsi-elxsi
 295                 os=-bsd
 296                 ;;
 297         encore | umax | mmax)
 298                 basic_machine=ns32k-encore
 299                 ;;
 300         fx2800)
 301                 basic_machine=i860-alliant
 302                 ;;
 303         genix)
 304                 basic_machine=ns32k-ns
 305                 ;;
 306         gmicro)
 307                 basic_machine=tron-gmicro
 308                 os=-sysv
 309                 ;;
 310         h3050r* | hiux*)
 311                 basic_machine=hppa1.1-hitachi
 312                 os=-hiuxwe2
 313                 ;;
 314         h8300hms)
 315                 basic_machine=h8300-hitachi
 316                 os=-hms
 317                 ;;
 318         harris)
 319                 basic_machine=m88k-harris
 320                 os=-sysv3
 321                 ;;
 322         hp300-*)
 323                 basic_machine=m68k-hp
 324                 ;;
 325         hp300bsd)
 326                 basic_machine=m68k-hp
 327                 os=-bsd
 328                 ;;
 329         hp300hpux)
 330                 basic_machine=m68k-hp
 331                 os=-hpux
 332                 ;;
 333         hp9k2[0-9][0-9] | hp9k31[0-9])
 334                 basic_machine=m68000-hp
 335                 ;;
 336         hp9k3[2-9][0-9])
 337                 basic_machine=m68k-hp
 338                 ;;
 339         hp9k6[0-9][0-9] | hp6[0-9][0-9] )
 340                 basic_machine=hppa1.0-hp
 341                 ;;
 342         hp9k7[0-79][0-9] | hp7[0-79][0-9] )
 343                 basic_machine=hppa1.1-hp
 344                 ;;
 345         hp9k78[0-9] | hp78[0-9] )
 346                 # FIXME: really hppa2.0-hp
 347                 basic_machine=hppa1.1-hp
 348                 ;;
 349         hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | \
 350         hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893 )
 351                 # FIXME: really hppa2.0-hp
 352                 basic_machine=hppa1.1-hp
 353                 ;;
 354         hp9k8[0-9][13679] | hp8[0-9][13679] )
 355                 basic_machine=hppa1.1-hp
 356                 ;;
 357         hp9k8[0-9][0-9] | hp8[0-9][0-9])
 358                 basic_machine=hppa1.0-hp
 359                 ;;
 360         hppa-next)
 361                 os=-nextstep3
 362                 ;;
 363         i370-ibm* | ibm*)
 364                 basic_machine=i370-ibm
 365                 os=-mvs
 366                 ;;
 367 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 368         i[3456]86v32)
 369                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 370                 os=-sysv32
 371                 ;;
 372         i[3456]86v4*)
 373                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 374                 os=-sysv4
 375                 ;;
 376         i[3456]86v)
 377                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 378                 os=-sysv
 379                 ;;
 380         i[3456]86sol2)
 381                 basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 382                 os=-solaris2
 383                 ;;
 384         iris | iris4d)
 385                 basic_machine=mips-sgi
 386                 case $os in
 387                     -irix*)
 388                         ;;
 389                     *)
 390                         os=-irix4
 391                         ;;
 392                 esac
 393                 ;;
 394         isi68 | isi)
 395                 basic_machine=m68k-isi
 396                 os=-sysv
 397                 ;;
 398         m88k-omron*)
 399                 basic_machine=m88k-omron
 400                 ;;
 401         magnum | m3230)
 402                 basic_machine=mips-mips
 403                 os=-sysv
 404                 ;;
 405         merlin)
 406                 basic_machine=ns32k-utek
 407                 os=-sysv
 408                 ;;
 409         miniframe)
 410                 basic_machine=m68000-convergent
 411                 ;;
 412         mipsel*-linux*)
 413                 basic_machine=mipsel-unknown
 414                 os=-linux-gnu
 415                 ;;
 416         mips*-linux*)
 417                 basic_machine=mips-unknown
 418                 os=-linux-gnu
 419                 ;;
 420         mips3*-*)
 421                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
 422                 ;;
 423         mips3*)
 424                 basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 425                 ;;
 426         ncr3000)
 427                 basic_machine=i486-ncr
 428                 os=-sysv4
 429                 ;;
 430         news | news700 | news800 | news900)
 431                 basic_machine=m68k-sony
 432                 os=-newsos
 433                 ;;
 434         news1000)
 435                 basic_machine=m68030-sony
 436                 os=-newsos
 437                 ;;
 438         news-3600 | risc-news)
 439                 basic_machine=mips-sony
 440                 os=-newsos
 441                 ;;
 442         next | m*-next )
 443                 basic_machine=m68k-next
 444                 case $os in
 445                     -nextstep* )
 446                         ;;
 447                     -ns2*)
 448                       os=-nextstep2
 449                         ;;
 450                     *)
 451                       os=-nextstep3
 452                         ;;
 453                 esac
 454                 ;;
 455         nh3000)
 456                 basic_machine=m68k-harris
 457                 os=-cxux
 458                 ;;
 459         nh[45]000)
 460                 basic_machine=m88k-harris
 461                 os=-cxux
 462                 ;;
 463         nindy960)
 464                 basic_machine=i960-intel
 465                 os=-nindy
 466                 ;;
 467         np1)
 468                 basic_machine=np1-gould
 469                 ;;
 470         pa-hitachi)
 471                 basic_machine=hppa1.1-hitachi
 472                 os=-hiuxwe2
 473                 ;;
 474         paragon)
 475                 basic_machine=i860-intel
 476                 os=-osf
 477                 ;;
 478         pbd)
 479                 basic_machine=sparc-tti
 480                 ;;
 481         pbb)
 482                 basic_machine=m68k-tti
 483                 ;;
 484         pc532 | pc532-*)
 485                 basic_machine=ns32k-pc532
 486                 ;;
 487         pentium | p5)
 488                 basic_machine=i586-intel
 489                 ;;
 490         pentiumpro | p6)
 491                 basic_machine=i686-intel
 492                 ;;
 493         pentium-* | p5-*)
 494                 basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 495                 ;;
 496         pentiumpro-* | p6-*)
 497                 basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
 498                 ;;
 499         k5)
 500                 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
 501                 basic_machine=i586-amd
 502                 ;;
 503         nexen)
 504                 # We don't have specific support for Nexgen yet, so just call it a Pentium
 505                 basic_machine=i586-nexgen
 506                 ;;
 507         pn)
 508                 basic_machine=pn-gould
 509                 ;;
 510         power)  basic_machine=rs6000-ibm
 511                 ;;
 512         ppc)    basic_machine=powerpc-unknown
 513                 ;;
 514         ppc-*)  basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
 515                 ;;
 516         ppcle | powerpclittle | ppc-le | powerpc-little)
 517                 basic_machine=powerpcle-unknown
 518                 ;;
 519         ppcle-* | powerpclittle-*)
 520                 basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
 521                 ;;
 522         ps2)
 523                 basic_machine=i386-ibm
 524                 ;;
 525         rm[46]00)
 526                 basic_machine=mips-siemens
 527                 ;;
 528         rtpc | rtpc-*)
 529                 basic_machine=romp-ibm
 530                 ;;
 531         sequent)
 532                 basic_machine=i386-sequent
 533                 ;;
 534         sh)
 535                 basic_machine=sh-hitachi
 536                 os=-hms
 537                 ;;
 538         sps7)
 539                 basic_machine=m68k-bull
 540                 os=-sysv2
 541                 ;;
 542         spur)
 543                 basic_machine=spur-unknown
 544                 ;;
 545         sun2)
 546                 basic_machine=m68000-sun
 547                 ;;
 548         sun2os3)
 549                 basic_machine=m68000-sun
 550                 os=-sunos3
 551                 ;;
 552         sun2os4)
 553                 basic_machine=m68000-sun
 554                 os=-sunos4
 555                 ;;
 556         sun3os3)
 557                 basic_machine=m68k-sun
 558                 os=-sunos3
 559                 ;;
 560         sun3os4)
 561                 basic_machine=m68k-sun
 562                 os=-sunos4
 563                 ;;
 564         sun4os3)
 565                 basic_machine=sparc-sun
 566                 os=-sunos3
 567                 ;;
 568         sun4os4)
 569                 basic_machine=sparc-sun
 570                 os=-sunos4
 571                 ;;
 572         sun4sol2)
 573                 basic_machine=sparc-sun
 574                 os=-solaris2
 575                 ;;
 576         sun3 | sun3-*)
 577                 basic_machine=m68k-sun
 578                 ;;
 579         sun4)
 580                 basic_machine=sparc-sun
 581                 ;;
 582         sun386 | sun386i | roadrunner)
 583                 basic_machine=i386-sun
 584                 ;;
 585         symmetry)
 586                 basic_machine=i386-sequent
 587                 os=-dynix
 588                 ;;
 589         tx39)
 590                 basic_machine=mipstx39-unknown
 591                 ;;
 592         tx39el)
 593                 basic_machine=mipstx39el-unknown
 594                 ;;
 595         tower | tower-32)
 596                 basic_machine=m68k-ncr
 597                 ;;
 598         udi29k)
 599                 basic_machine=a29k-amd
 600                 os=-udi
 601                 ;;
 602         ultra3)
 603                 basic_machine=a29k-nyu
 604                 os=-sym1
 605                 ;;
 606         vaxv)
 607                 basic_machine=vax-dec
 608                 os=-sysv
 609                 ;;
 610         vms)
 611                 basic_machine=vax-dec
 612                 os=-vms
 613                 ;;
 614         vpp*|vx|vx-*)
 615                basic_machine=f301-fujitsu
 616                ;;
 617         vxworks960)
 618                 basic_machine=i960-wrs
 619                 os=-vxworks
 620                 ;;
 621         vxworks68)
 622                 basic_machine=m68k-wrs
 623                 os=-vxworks
 624                 ;;
 625         vxworks29k)
 626                 basic_machine=a29k-wrs
 627                 os=-vxworks
 628                 ;;
 629         xmp)
 630                 basic_machine=xmp-cray
 631                 os=-unicos
 632                 ;;
 633         xps | xps100)
 634                 basic_machine=xps100-honeywell
 635                 ;;
 636         none)
 637                 basic_machine=none-none
 638                 os=-none
 639                 ;;
 640
 641 # Here we handle the default manufacturer of certain CPU types.  It is in
 642 # some cases the only manufacturer, in others, it is the most popular.
 643         mips)
 644                 if [ x$os = x-linux-gnu ]; then
 645                         basic_machine=mips-unknown
 646                 else
 647                         basic_machine=mips-mips
 648                 fi
 649                 ;;
 650         romp)
 651                 basic_machine=romp-ibm
 652                 ;;
 653         rs6000)
 654                 basic_machine=rs6000-ibm
 655                 ;;
 656         vax)
 657                 basic_machine=vax-dec
 658                 ;;
 659         pdp11)
 660                 basic_machine=pdp11-dec
 661                 ;;
 662         we32k)
 663                 basic_machine=we32k-att
 664                 ;;
 665         sparc)
 666                 basic_machine=sparc-sun
 667                 ;;
 668         cydra)
 669                 basic_machine=cydra-cydrome
 670                 ;;
 671         orion)
 672                 basic_machine=orion-highlevel
 673                 ;;
 674         orion105)
 675                 basic_machine=clipper-highlevel
 676                 ;;
 677         *)
 678                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 679                 exit 1
 680                 ;;
 681 esac
 682
 683 # Here we canonicalize certain aliases for manufacturers.
 684 case $basic_machine in
 685         *-digital*)
 686                 basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
 687                 ;;
 688         *-commodore*)
 689                 basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
 690                 ;;
 691         *)
 692                 ;;
 693 esac
 694
 695 # Decode manufacturer-specific aliases for certain operating systems.
 696
 697 if [ x"$os" != x"" ]
 698 then
 699 case $os in
 700         # First match some system type aliases
 701         # that might get confused with valid system types.
 702         # -solaris* is a basic system type, with this one exception.
 703         -solaris1 | -solaris1.*)
 704                 os=`echo $os | sed -e 's|solaris1|sunos4|'`
 705                 ;;
 706         -solaris)
 707                 os=-solaris2
 708                 ;;
 709         -svr4*)
 710                 os=-sysv4
 711                 ;;
 712         -unixware*)
 713                 os=-sysv4.2uw
 714                 ;;
 715         -gnu/linux*)
 716                 os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
 717                 ;;
 718         # First accept the basic system types.
 719         # The portable systems comes first.
 720         # Each alternative MUST END IN A *, to match a version number.
 721         # -sysv* is not here because it comes later, after sysvr4.
 722         -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 723               | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
 724               | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 725               | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
 726               | -aos* \
 727               | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 728               | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
 729               | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
 730               | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
 731               | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 732               | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 733               | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 734               | -mingw32* | -linux-gnu* | -uxpv* | -beos* )
 735         # Remember, each alternative MUST END IN *, to match a version number.
 736                 ;;
 737         -linux*)
 738                 os=`echo $os | sed -e 's|linux|linux-gnu|'`
 739                 ;;
 740         -sunos5*)
 741                 os=`echo $os | sed -e 's|sunos5|solaris2|'`
 742                 ;;
 743         -sunos6*)
 744                 os=`echo $os | sed -e 's|sunos6|solaris3|'`
 745                 ;;
 746         -osfrose*)
 747                 os=-osfrose
 748                 ;;
 749         -osf*)
 750                 os=-osf
 751                 ;;
 752         -utek*)
 753                 os=-bsd
 754                 ;;
 755         -dynix*)
 756                 os=-bsd
 757                 ;;
 758         -acis*)
 759                 os=-aos
 760                 ;;
 761         -ctix* | -uts*)
 762                 os=-sysv
 763                 ;;
 764         -ns2 )
 765                 os=-nextstep2
 766                 ;;
 767         # Preserve the version number of sinix5.
 768         -sinix5.*)
 769                 os=`echo $os | sed -e 's|sinix|sysv|'`
 770                 ;;
 771         -sinix*)
 772                 os=-sysv4
 773                 ;;
 774         -triton*)
 775                 os=-sysv3
 776                 ;;
 777         -oss*)
 778                 os=-sysv3
 779                 ;;
 780         -svr4)
 781                 os=-sysv4
 782                 ;;
 783         -svr3)
 784                 os=-sysv3
 785                 ;;
 786         -sysvr4)
 787                 os=-sysv4
 788                 ;;
 789         # This must come after -sysvr4.
 790         -sysv*)
 791                 ;;
 792         -xenix)
 793                 os=-xenix
 794                 ;;
 795         -none)
 796                 ;;
 797         *)
 798                 # Get rid of the `-' at the beginning of $os.
 799                 os=`echo $os | sed 's/[^-]*-//'`
 800                 echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
 801                 exit 1
 802                 ;;
 803 esac
 804 else
 805
 806 # Here we handle the default operating systems that come with various machines.
 807 # The value should be what the vendor currently ships out the door with their
 808 # machine or put another way, the most popular os provided with the machine.
 809
 810 # Note that if you're going to try to match "-MANUFACTURER" here (say,
 811 # "-sun"), then you have to tell the case statement up towards the top
 812 # that MANUFACTURER isn't an operating system.  Otherwise, code above
 813 # will signal an error saying that MANUFACTURER isn't an operating
 814 # system, and we'll never get to this point.
 815
 816 case $basic_machine in
 817         *-acorn)
 818                 os=-riscix1.2
 819                 ;;
 820         arm*-semi)
 821                 os=-aout
 822                 ;;
 823         pdp11-*)
 824                 os=-none
 825                 ;;
 826         *-dec | vax-*)
 827                 os=-ultrix4.2
 828                 ;;
 829         m68*-apollo)
 830                 os=-domain
 831                 ;;
 832         i386-sun)
 833                 os=-sunos4.0.2
 834                 ;;
 835         m68000-sun)
 836                 os=-sunos3
 837                 # This also exists in the configure program, but was not the
 838                 # default.
 839                 # os=-sunos4
 840                 ;;
 841         *-tti)  # must be before sparc entry or we get the wrong os.
 842                 os=-sysv3
 843                 ;;
 844         sparc-* | *-sun)
 845                 os=-sunos4.1.1
 846                 ;;
 847         *-ibm)
 848                 os=-aix
 849                 ;;
 850         *-hp)
 851                 os=-hpux
 852                 ;;
 853         *-hitachi)
 854                 os=-hiux
 855                 ;;
 856         i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
 857                 os=-sysv
 858                 ;;
 859         *-cbm)
 860                 os=-amigaos
 861                 ;;
 862         *-dg)
 863                 os=-dgux
 864                 ;;
 865         *-dolphin)
 866                 os=-sysv3
 867                 ;;
 868         m68k-ccur)
 869                 os=-rtu
 870                 ;;
 871         m88k-omron*)
 872                 os=-luna
 873                 ;;
 874         *-next )
 875                 os=-nextstep
 876                 ;;
 877         *-sequent)
 878                 os=-ptx
 879                 ;;
 880         *-crds)
 881                 os=-unos
 882                 ;;
 883         *-ns)
 884                 os=-genix
 885                 ;;
 886         i370-*)
 887                 os=-mvs
 888                 ;;
 889         *-next)
 890                 os=-nextstep3
 891                 ;;
 892         *-gould)
 893                 os=-sysv
 894                 ;;
 895         *-highlevel)
 896                 os=-bsd
 897                 ;;
 898         *-encore)
 899                 os=-bsd
 900                 ;;
 901         *-sgi)
 902                 os=-irix
 903                 ;;
 904         *-siemens)
 905                 os=-sysv4
 906                 ;;
 907         *-masscomp)
 908                 os=-rtu
 909                 ;;
 910         f301-fujitsu)
 911                 os=-uxpv
 912                 ;;
 913         *-be)
 914                 os=-beos
 915                 ;;
 916         *)
 917                 os=-none
 918                 ;;
 919 esac
 920 fi
 921
 922 # Here we handle the case where we know the os, and the CPU type, but not the
 923 # manufacturer.  We pick the logical manufacturer.
 924 vendor=unknown
 925 case $basic_machine in
 926         *-unknown)
 927                 case $os in
 928                         -riscix*)
 929                                 vendor=acorn
 930                                 ;;
 931                         -sunos*)
 932                                 vendor=sun
 933                                 ;;
 934                         -aix*)
 935                                 vendor=ibm
 936                                 ;;
 937                         -hpux*)
 938                                 vendor=hp
 939                                 ;;
 940                         -hiux*)
 941                                 vendor=hitachi
 942                                 ;;
 943                         -unos*)
 944                                 vendor=crds
 945                                 ;;
 946                         -dgux*)
 947                                 vendor=dg
 948                                 ;;
 949                         -luna*)
 950                                 vendor=omron
 951                                 ;;
 952                         -genix*)
 953                                 vendor=ns
 954                                 ;;
 955                         -mvs*)
 956                                 vendor=ibm
 957                                 ;;
 958                         -ptx*)
 959                                 vendor=sequent
 960                                 ;;
 961                         -vxsim* | -vxworks*)
 962                                 vendor=wrs
 963                                 ;;
 964                         -aux*)
 965                                 vendor=apple
 966                                 ;;
 967                         -beos*)
 968                                 vendor=be
 969                                 ;;
 970                 esac
 971                 basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
 972                 ;;
 973 esac
 974
 975 echo $basic_machine$os