build-aux/config.guess

   1 #! /bin/sh
   2 # Attempt to guess a canonical system name.
   3 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
   4 #   2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
   5 #   Inc.
   6
   7 timestamp='2006-12-08'
   8
   9 # This program is free software: you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation, either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 #
  22 # As a special exception to the GNU General Public License, if you
  23 # distribute this file as part of a program that contains a
  24 # configuration script generated by Autoconf, you may include it under
  25 # the same distribution terms that you use for the rest of that program.
  26
  27
  28 # Originally written by Per Bothner <per@bothner.com>.
  29 # Please send patches to <config-patches@gnu.org>.  Submit a context
  30 # diff and a properly formatted ChangeLog entry.
  31 #
  32 # This script attempts to guess a canonical system name similar to
  33 # config.sub.  If it succeeds, it prints the system name on stdout, and
  34 # exits with 0.  Otherwise, it exits with 1.
  35 #
  36 # The plan is that this can be called by configure scripts if you
  37 # don't specify an explicit build system type.
  38
  39 me=`echo "$0" | sed -e 's,.*/,,'`
  40
  41 usage="\
  42 Usage: $0 [OPTION]
  43
  44 Output the configuration name of the system \`$me' is run on.
  45
  46 Operation modes:
  47   -h, --help         print this help, then exit
  48   -t, --time-stamp   print date of last modification, then exit
  49   -v, --version      print version number, then exit
  50
  51 Report bugs and patches to <config-patches@gnu.org>."
  52
  53 version="\
  54 GNU config.guess ($timestamp)
  55
  56 Originally written by Per Bothner.
  57 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
  58 Free Software Foundation, Inc.
  59
  60 This is free software; see the source for copying conditions.  There is NO
  61 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
  62
  63 help="
  64 Try \`$me --help' for more information."
  65
  66 # Parse command line
  67 while test $# -gt 0 ; do
  68   case $1 in
  69     --time-stamp | --time* | -t )
  70        echo "$timestamp" ; exit ;;
  71     --version | -v )
  72        echo "$version" ; exit ;;
  73     --help | --h* | -h )
  74        echo "$usage"; exit ;;
  75     -- )     # Stop option processing
  76        shift; break ;;
  77     - ) # Use stdin as input.
  78        break ;;
  79     -* )
  80        echo "$me: invalid option $1$help" >&2
  81        exit 1 ;;
  82     * )
  83        break ;;
  84   esac
  85 done
  86
  87 if test $# != 0; then
  88   echo "$me: too many arguments$help" >&2
  89   exit 1
  90 fi
  91
  92 trap 'exit 1' 1 2 15
  93
  94 # CC_FOR_BUILD -- compiler used by this script. Note that the use of a
  95 # compiler to aid in system detection is discouraged as it requires
  96 # temporary files to be created and, as you can see below, it is a
  97 # headache to deal with in a portable fashion.
  98
  99 # Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
 100 # use `HOST_CC' if defined, but it is deprecated.
 101
 102 # Portable tmp directory creation inspired by the Autoconf team.
 103
 104 set_cc_for_build='
 105 trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ;
 106 trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
 107 : ${TMPDIR=/tmp} ;
 108  { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
 109  { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } ||
 110  { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } ||
 111  { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ;
 112 dummy=$tmp/dummy ;
 113 tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ;
 114 case $CC_FOR_BUILD,$HOST_CC,$CC in
 115  ,,)    echo "int x;" > $dummy.c ;
 116         for c in cc gcc c89 c99 ; do
 117           if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then
 118              CC_FOR_BUILD="$c"; break ;
 119           fi ;
 120         done ;
 121         if test x"$CC_FOR_BUILD" = x ; then
 122           CC_FOR_BUILD=no_compiler_found ;
 123         fi
 124         ;;
 125  ,,*)   CC_FOR_BUILD=$CC ;;
 126  ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
 127 esac ; set_cc_for_build= ;'
 128
 129 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
 130 # (ghazi@noc.rutgers.edu 1994-08-24)
 131 if (test -f /.attbin/uname) >/dev/null 2>&1 ; then
 132         PATH=$PATH:/.attbin ; export PATH
 133 fi
 134
 135 UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
 136 UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 137 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 138 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 139
 140 # Note: order is significant - the case branches are not exclusive.
 141
 142 case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 143     *:NetBSD:*:*)
 144         # NetBSD (nbsd) targets should (where applicable) match one or
 145         # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*,
 146         # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
 147         # switched to ELF, *-*-netbsd* would select the old
 148         # object file format.  This provides both forward
 149         # compatibility and a consistent mechanism for selecting the
 150         # object file format.
 151         #
 152         # Note: NetBSD doesn't particularly care about the vendor
 153         # portion of the name.  We always set it to "unknown".
 154         sysctl="sysctl -n hw.machine_arch"
 155         UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \
 156             /usr/sbin/$sysctl 2>/dev/null || echo unknown)`
 157         case "${UNAME_MACHINE_ARCH}" in
 158             armeb) machine=armeb-unknown ;;
 159             arm*) machine=arm-unknown ;;
 160             sh3el) machine=shl-unknown ;;
 161             sh3eb) machine=sh-unknown ;;
 162             sh5el) machine=sh5le-unknown ;;
 163             *) machine=${UNAME_MACHINE_ARCH}-unknown ;;
 164         esac
 165         # The Operating System including object format, if it has switched
 166         # to ELF recently, or will in the future.
 167         case "${UNAME_MACHINE_ARCH}" in
 168             arm*|i386|m68k|ns32k|sh3*|sparc|vax)
 169                 eval $set_cc_for_build
 170                 if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
 171                         | grep __ELF__ >/dev/null
 172                 then
 173                     # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
 174                     # Return netbsd for either.  FIX?
 175                     os=netbsd
 176                 else
 177                     os=netbsdelf
 178                 fi
 179                 ;;
 180             *)
 181                 os=netbsd
 182                 ;;
 183         esac
 184         # The OS release
 185         # Debian GNU/NetBSD machines have a different userland, and
 186         # thus, need a distinct triplet. However, they do not need
 187         # kernel version information, so it can be replaced with a
 188         # suitable tag, in the style of linux-gnu.
 189         case "${UNAME_VERSION}" in
 190             Debian*)
 191                 release='-gnu'
 192                 ;;
 193             *)
 194                 release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
 195                 ;;
 196         esac
 197         # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
 198         # contains redundant information, the shorter form:
 199         # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
 200         echo "${machine}-${os}${release}"
 201         exit ;;
 202     *:OpenBSD:*:*)
 203         UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
 204         echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
 205         exit ;;
 206     *:ekkoBSD:*:*)
 207         echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
 208         exit ;;
 209     *:SolidBSD:*:*)
 210         echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE}
 211         exit ;;
 212     macppc:MirBSD:*:*)
 213         echo powerpc-unknown-mirbsd${UNAME_RELEASE}
 214         exit ;;
 215     *:MirBSD:*:*)
 216         echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
 217         exit ;;
 218     alpha:OSF1:*:*)
 219         case $UNAME_RELEASE in
 220         *4.0)
 221                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
 222                 ;;
 223         *5.*)
 224                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
 225                 ;;
 226         esac
 227         # According to Compaq, /usr/sbin/psrinfo has been available on
 228         # OSF/1 and Tru64 systems produced since 1995.  I hope that
 229         # covers most systems running today.  This code pipes the CPU
 230         # types through head -n 1, so we only detect the type of CPU 0.
 231         ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
 232         case "$ALPHA_CPU_TYPE" in
 233             "EV4 (21064)")
 234                 UNAME_MACHINE="alpha" ;;
 235             "EV4.5 (21064)")
 236                 UNAME_MACHINE="alpha" ;;
 237             "LCA4 (21066/21068)")
 238                 UNAME_MACHINE="alpha" ;;
 239             "EV5 (21164)")
 240                 UNAME_MACHINE="alphaev5" ;;
 241             "EV5.6 (21164A)")
 242                 UNAME_MACHINE="alphaev56" ;;
 243             "EV5.6 (21164PC)")
 244                 UNAME_MACHINE="alphapca56" ;;
 245             "EV5.7 (21164PC)")
 246                 UNAME_MACHINE="alphapca57" ;;
 247             "EV6 (21264)")
 248                 UNAME_MACHINE="alphaev6" ;;
 249             "EV6.7 (21264A)")
 250                 UNAME_MACHINE="alphaev67" ;;
 251             "EV6.8CB (21264C)")
 252                 UNAME_MACHINE="alphaev68" ;;
 253             "EV6.8AL (21264B)")
 254                 UNAME_MACHINE="alphaev68" ;;
 255             "EV6.8CX (21264D)")
 256                 UNAME_MACHINE="alphaev68" ;;
 257             "EV6.9A (21264/EV69A)")
 258                 UNAME_MACHINE="alphaev69" ;;
 259             "EV7 (21364)")
 260                 UNAME_MACHINE="alphaev7" ;;
 261             "EV7.9 (21364A)")
 262                 UNAME_MACHINE="alphaev79" ;;
 263         esac
 264         # A Pn.n version is a patched version.
 265         # A Vn.n version is a released version.
 266         # A Tn.n version is a released field test version.
 267         # A Xn.n version is an unreleased experimental baselevel.
 268         # 1.2 uses "1.2" for uname -r.
 269         echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
 270         exit ;;
 271     Alpha\ *:Windows_NT*:*)
 272         # How do we know it's Interix rather than the generic POSIX subsystem?
 273         # Should we change UNAME_MACHINE based on the output of uname instead
 274         # of the specific Alpha model?
 275         echo alpha-pc-interix
 276         exit ;;
 277     21064:Windows_NT:50:3)
 278         echo alpha-dec-winnt3.5
 279         exit ;;
 280     Amiga*:UNIX_System_V:4.0:*)
 281         echo m68k-unknown-sysv4
 282         exit ;;
 283     *:[Aa]miga[Oo][Ss]:*:*)
 284         echo ${UNAME_MACHINE}-unknown-amigaos
 285         exit ;;
 286     *:[Mm]orph[Oo][Ss]:*:*)
 287         echo ${UNAME_MACHINE}-unknown-morphos
 288         exit ;;
 289     *:OS/390:*:*)
 290         echo i370-ibm-openedition
 291         exit ;;
 292     *:z/VM:*:*)
 293         echo s390-ibm-zvmoe
 294         exit ;;
 295     *:OS400:*:*)
 296         echo powerpc-ibm-os400
 297         exit ;;
 298     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 299         echo arm-acorn-riscix${UNAME_RELEASE}
 300         exit ;;
 301     arm:riscos:*:*|arm:RISCOS:*:*)
 302         echo arm-unknown-riscos
 303         exit ;;
 304     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
 305         echo hppa1.1-hitachi-hiuxmpp
 306         exit ;;
 307     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
 308         # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
 309         if test "`(/bin/universe) 2>/dev/null`" = att ; then
 310                 echo pyramid-pyramid-sysv3
 311         else
 312                 echo pyramid-pyramid-bsd
 313         fi
 314         exit ;;
 315     NILE*:*:*:dcosx)
 316         echo pyramid-pyramid-svr4
 317         exit ;;
 318     DRS?6000:unix:4.0:6*)
 319         echo sparc-icl-nx6
 320         exit ;;
 321     DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
 322         case `/usr/bin/uname -p` in
 323             sparc) echo sparc-icl-nx7; exit ;;
 324         esac ;;
 325     sun4H:SunOS:5.*:*)
 326         echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 327         exit ;;
 328     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
 329         echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 330         exit ;;
 331     i86pc:SunOS:5.*:*)
 332         echo i386-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 333         exit ;;
 334     sun4*:SunOS:6*:*)
 335         # According to config.sub, this is the proper way to canonicalize
 336         # SunOS6.  Hard to guess exactly what SunOS6 will be like, but
 337         # it's likely to be more like Solaris than SunOS4.
 338         echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 339         exit ;;
 340     sun4*:SunOS:*:*)
 341         case "`/usr/bin/arch -k`" in
 342             Series*|S4*)
 343                 UNAME_RELEASE=`uname -v`
 344                 ;;
 345         esac
 346         # Japanese Language versions have a version number like `4.1.3-JL'.
 347         echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
 348         exit ;;
 349     sun3*:SunOS:*:*)
 350         echo m68k-sun-sunos${UNAME_RELEASE}
 351         exit ;;
 352     sun*:*:4.2BSD:*)
 353         UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
 354         test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
 355         case "`/bin/arch`" in
 356             sun3)
 357                 echo m68k-sun-sunos${UNAME_RELEASE}
 358                 ;;
 359             sun4)
 360                 echo sparc-sun-sunos${UNAME_RELEASE}
 361                 ;;
 362         esac
 363         exit ;;
 364     aushp:SunOS:*:*)
 365         echo sparc-auspex-sunos${UNAME_RELEASE}
 366         exit ;;
 367     # The situation for MiNT is a little confusing.  The machine name
 368     # can be virtually everything (everything which is not
 369     # "atarist" or "atariste" at least should have a processor
 370     # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
 371     # to the lowercase version "mint" (or "freemint").  Finally
 372     # the system name "TOS" denotes a system which is actually not
 373     # MiNT.  But MiNT is downward compatible to TOS, so this should
 374     # be no problem.
 375     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
 376         echo m68k-atari-mint${UNAME_RELEASE}
 377         exit ;;
 378     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
 379         echo m68k-atari-mint${UNAME_RELEASE}
 380         exit ;;
 381     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
 382         echo m68k-atari-mint${UNAME_RELEASE}
 383         exit ;;
 384     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
 385         echo m68k-milan-mint${UNAME_RELEASE}
 386         exit ;;
 387     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
 388         echo m68k-hades-mint${UNAME_RELEASE}
 389         exit ;;
 390     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
 391         echo m68k-unknown-mint${UNAME_RELEASE}
 392         exit ;;
 393     m68k:machten:*:*)
 394         echo m68k-apple-machten${UNAME_RELEASE}
 395         exit ;;
 396     powerpc:machten:*:*)
 397         echo powerpc-apple-machten${UNAME_RELEASE}
 398         exit ;;
 399     RISC*:Mach:*:*)
 400         echo mips-dec-mach_bsd4.3
 401         exit ;;
 402     RISC*:ULTRIX:*:*)
 403         echo mips-dec-ultrix${UNAME_RELEASE}
 404         exit ;;
 405     VAX*:ULTRIX*:*:*)
 406         echo vax-dec-ultrix${UNAME_RELEASE}
 407         exit ;;
 408     2020:CLIX:*:* | 2430:CLIX:*:*)
 409         echo clipper-intergraph-clix${UNAME_RELEASE}
 410         exit ;;
 411     mips:*:*:UMIPS | mips:*:*:RISCos)
 412         eval $set_cc_for_build
 413         sed 's/^        //' << EOF >$dummy.c
 414 #ifdef __cplusplus
 415 #include <stdio.h>  /* for printf() prototype */
 416         int main (int argc, char *argv[]) {
 417 #else
 418         int main (argc, argv) int argc; char *argv[]; {
 419 #endif
 420         #if defined (host_mips) && defined (MIPSEB)
 421         #if defined (SYSTYPE_SYSV)
 422           printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0);
 423         #endif
 424         #if defined (SYSTYPE_SVR4)
 425           printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0);
 426         #endif
 427         #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
 428           printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0);
 429         #endif
 430         #endif
 431           exit (-1);
 432         }
 433 EOF
 434         $CC_FOR_BUILD -o $dummy $dummy.c &&
 435           dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` &&
 436           SYSTEM_NAME=`$dummy $dummyarg` &&
 437             { echo "$SYSTEM_NAME"; exit; }
 438         echo mips-mips-riscos${UNAME_RELEASE}
 439         exit ;;
 440     Motorola:PowerMAX_OS:*:*)
 441         echo powerpc-motorola-powermax
 442         exit ;;
 443     Motorola:*:4.3:PL8-*)
 444         echo powerpc-harris-powermax
 445         exit ;;
 446     Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
 447         echo powerpc-harris-powermax
 448         exit ;;
 449     Night_Hawk:Power_UNIX:*:*)
 450         echo powerpc-harris-powerunix
 451         exit ;;
 452     m88k:CX/UX:7*:*)
 453         echo m88k-harris-cxux7
 454         exit ;;
 455     m88k:*:4*:R4*)
 456         echo m88k-motorola-sysv4
 457         exit ;;
 458     m88k:*:3*:R3*)
 459         echo m88k-motorola-sysv3
 460         exit ;;
 461     AViiON:dgux:*:*)
 462         # DG/UX returns AViiON for all architectures
 463         UNAME_PROCESSOR=`/usr/bin/uname -p`
 464         if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ]
 465         then
 466             if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \
 467                [ ${TARGET_BINARY_INTERFACE}x = x ]
 468             then
 469                 echo m88k-dg-dgux${UNAME_RELEASE}
 470             else
 471                 echo m88k-dg-dguxbcs${UNAME_RELEASE}
 472             fi
 473         else
 474             echo i586-dg-dgux${UNAME_RELEASE}
 475         fi
 476         exit ;;
 477     M88*:DolphinOS:*:*) # DolphinOS (SVR3)
 478         echo m88k-dolphin-sysv3
 479         exit ;;
 480     M88*:*:R3*:*)
 481         # Delta 88k system running SVR3
 482         echo m88k-motorola-sysv3
 483         exit ;;
 484     XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
 485         echo m88k-tektronix-sysv3
 486         exit ;;
 487     Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
 488         echo m68k-tektronix-bsd
 489         exit ;;
 490     *:IRIX*:*:*)
 491         echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'`
 492         exit ;;
 493     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
 494         echo romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
 495         exit ;;               # Note that: echo "'`uname -s`'" gives 'AIX '
 496     i*86:AIX:*:*)
 497         echo i386-ibm-aix
 498         exit ;;
 499     ia64:AIX:*:*)
 500         if [ -x /usr/bin/oslevel ] ; then
 501                 IBM_REV=`/usr/bin/oslevel`
 502         else
 503                 IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 504         fi
 505         echo ${UNAME_MACHINE}-ibm-aix${IBM_REV}
 506         exit ;;
 507     *:AIX:2:3)
 508         if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
 509                 eval $set_cc_for_build
 510                 sed 's/^                //' << EOF >$dummy.c
 511                 #include <sys/systemcfg.h>
 512
 513                 main()
 514                         {
 515                         if (!__power_pc())
 516                                 exit(1);
 517                         puts("powerpc-ibm-aix3.2.5");
 518                         exit(0);
 519                         }
 520 EOF
 521                 if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy`
 522                 then
 523                         echo "$SYSTEM_NAME"
 524                 else
 525                         echo rs6000-ibm-aix3.2.5
 526                 fi
 527         elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
 528                 echo rs6000-ibm-aix3.2.4
 529         else
 530                 echo rs6000-ibm-aix3.2
 531         fi
 532         exit ;;
 533     *:AIX:*:[45])
 534         IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
 535         if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
 536                 IBM_ARCH=rs6000
 537         else
 538                 IBM_ARCH=powerpc
 539         fi
 540         if [ -x /usr/bin/oslevel ] ; then
 541                 IBM_REV=`/usr/bin/oslevel`
 542         else
 543                 IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 544         fi
 545         echo ${IBM_ARCH}-ibm-aix${IBM_REV}
 546         exit ;;
 547     *:AIX:*:*)
 548         echo rs6000-ibm-aix
 549         exit ;;
 550     ibmrt:4.4BSD:*|romp-ibm:BSD:*)
 551         echo romp-ibm-bsd4.4
 552         exit ;;
 553     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
 554         echo romp-ibm-bsd${UNAME_RELEASE}   # 4.3 with uname added to
 555         exit ;;                             # report: romp-ibm BSD 4.3
 556     *:BOSX:*:*)
 557         echo rs6000-bull-bosx
 558         exit ;;
 559     DPX/2?00:B.O.S.:*:*)
 560         echo m68k-bull-sysv3
 561         exit ;;
 562     9000/[34]??:4.3bsd:1.*:*)
 563         echo m68k-hp-bsd
 564         exit ;;
 565     hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
 566         echo m68k-hp-bsd4.4
 567         exit ;;
 568     9000/[34678]??:HP-UX:*:*)
 569         HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
 570         case "${UNAME_MACHINE}" in
 571             9000/31? )            HP_ARCH=m68000 ;;
 572             9000/[34]?? )         HP_ARCH=m68k ;;
 573             9000/[678][0-9][0-9])
 574                 if [ -x /usr/bin/getconf ]; then
 575                     sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
 576                     sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
 577                     case "${sc_cpu_version}" in
 578                       523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
 579                       528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
 580                       532)                      # CPU_PA_RISC2_0
 581                         case "${sc_kernel_bits}" in
 582                           32) HP_ARCH="hppa2.0n" ;;
 583                           64) HP_ARCH="hppa2.0w" ;;
 584                           '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
 585                         esac ;;
 586                     esac
 587                 fi
 588                 if [ "${HP_ARCH}" = "" ]; then
 589                     eval $set_cc_for_build
 590                     sed 's/^              //' << EOF >$dummy.c
 591
 592               #define _HPUX_SOURCE
 593               #include <stdlib.h>
 594               #include <unistd.h>
 595
 596               int main ()
 597               {
 598               #if defined(_SC_KERNEL_BITS)
 599                   long bits = sysconf(_SC_KERNEL_BITS);
 600               #endif
 601                   long cpu  = sysconf (_SC_CPU_VERSION);
 602
 603                   switch (cpu)
 604                 {
 605                 case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
 606                 case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
 607                 case CPU_PA_RISC2_0:
 608               #if defined(_SC_KERNEL_BITS)
 609                     switch (bits)
 610                         {
 611                         case 64: puts ("hppa2.0w"); break;
 612                         case 32: puts ("hppa2.0n"); break;
 613                         default: puts ("hppa2.0"); break;
 614                         } break;
 615               #else  /* !defined(_SC_KERNEL_BITS) */
 616                     puts ("hppa2.0"); break;
 617               #endif
 618                 default: puts ("hppa1.0"); break;
 619                 }
 620                   exit (0);
 621               }
 622 EOF
 623                     (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
 624                     test -z "$HP_ARCH" && HP_ARCH=hppa
 625                 fi ;;
 626         esac
 627         if [ ${HP_ARCH} = "hppa2.0w" ]
 628         then
 629             eval $set_cc_for_build
 630
 631             # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
 632             # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
 633             # generating 64-bit code.  GNU and HP use different nomenclature:
 634             #
 635             # $ CC_FOR_BUILD=cc ./config.guess
 636             # => hppa2.0w-hp-hpux11.23
 637             # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
 638             # => hppa64-hp-hpux11.23
 639
 640             if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
 641                 grep __LP64__ >/dev/null
 642             then
 643                 HP_ARCH="hppa2.0w"
 644             else
 645                 HP_ARCH="hppa64"
 646             fi
 647         fi
 648         echo ${HP_ARCH}-hp-hpux${HPUX_REV}
 649         exit ;;
 650     ia64:HP-UX:*:*)
 651         HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
 652         echo ia64-hp-hpux${HPUX_REV}
 653         exit ;;
 654     3050*:HI-UX:*:*)
 655         eval $set_cc_for_build
 656         sed 's/^        //' << EOF >$dummy.c
 657         #include <unistd.h>
 658         int
 659         main ()
 660         {
 661           long cpu = sysconf (_SC_CPU_VERSION);
 662           /* The order matters, because CPU_IS_HP_MC68K erroneously returns
 663              true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
 664              results, however.  */
 665           if (CPU_IS_PA_RISC (cpu))
 666             {
 667               switch (cpu)
 668                 {
 669                   case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
 670                   case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
 671                   case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
 672                   default: puts ("hppa-hitachi-hiuxwe2"); break;
 673                 }
 674             }
 675           else if (CPU_IS_HP_MC68K (cpu))
 676             puts ("m68k-hitachi-hiuxwe2");
 677           else puts ("unknown-hitachi-hiuxwe2");
 678           exit (0);
 679         }
 680 EOF
 681         $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` &&
 682                 { echo "$SYSTEM_NAME"; exit; }
 683         echo unknown-hitachi-hiuxwe2
 684         exit ;;
 685     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
 686         echo hppa1.1-hp-bsd
 687         exit ;;
 688     9000/8??:4.3bsd:*:*)
 689         echo hppa1.0-hp-bsd
 690         exit ;;
 691     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
 692         echo hppa1.0-hp-mpeix
 693         exit ;;
 694     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
 695         echo hppa1.1-hp-osf
 696         exit ;;
 697     hp8??:OSF1:*:*)
 698         echo hppa1.0-hp-osf
 699         exit ;;
 700     i*86:OSF1:*:*)
 701         if [ -x /usr/sbin/sysversion ] ; then
 702             echo ${UNAME_MACHINE}-unknown-osf1mk
 703         else
 704             echo ${UNAME_MACHINE}-unknown-osf1
 705         fi
 706         exit ;;
 707     parisc*:Lites*:*:*)
 708         echo hppa1.1-hp-lites
 709         exit ;;
 710     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
 711         echo c1-convex-bsd
 712         exit ;;
 713     C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
 714         if getsysinfo -f scalar_acc
 715         then echo c32-convex-bsd
 716         else echo c2-convex-bsd
 717         fi
 718         exit ;;
 719     C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
 720         echo c34-convex-bsd
 721         exit ;;
 722     C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
 723         echo c38-convex-bsd
 724         exit ;;
 725     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
 726         echo c4-convex-bsd
 727         exit ;;
 728     CRAY*Y-MP:*:*:*)
 729         echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 730         exit ;;
 731     CRAY*[A-Z]90:*:*:*)
 732         echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
 733         | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
 734               -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
 735               -e 's/\.[^.]*$/.X/'
 736         exit ;;
 737     CRAY*TS:*:*:*)
 738         echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 739         exit ;;
 740     CRAY*T3E:*:*:*)
 741         echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 742         exit ;;
 743     CRAY*SV1:*:*:*)
 744         echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 745         exit ;;
 746     *:UNICOS/mp:*:*)
 747         echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 748         exit ;;
 749     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
 750         FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
 751         FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
 752         FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
 753         echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 754         exit ;;
 755     5000:UNIX_System_V:4.*:*)
 756         FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
 757         FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'`
 758         echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 759         exit ;;
 760     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
 761         echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
 762         exit ;;
 763     sparc*:BSD/OS:*:*)
 764         echo sparc-unknown-bsdi${UNAME_RELEASE}
 765         exit ;;
 766     *:BSD/OS:*:*)
 767         echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
 768         exit ;;
 769     *:FreeBSD:*:*)
 770         case ${UNAME_MACHINE} in
 771             pc98)
 772                 echo i386-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
 773             amd64)
 774                 echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
 775             *)
 776                 echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
 777         esac
 778         exit ;;
 779     i*:CYGWIN*:*)
 780         echo ${UNAME_MACHINE}-pc-cygwin
 781         exit ;;
 782     i*:MINGW*:*)
 783         echo ${UNAME_MACHINE}-pc-mingw32
 784         exit ;;
 785     i*:windows32*:*)
 786         # uname -m includes "-pc" on this system.
 787         echo ${UNAME_MACHINE}-mingw32
 788         exit ;;
 789     i*:PW*:*)
 790         echo ${UNAME_MACHINE}-pc-pw32
 791         exit ;;
 792     x86:Interix*:[3456]*)
 793         echo i586-pc-interix${UNAME_RELEASE}
 794         exit ;;
 795     EM64T:Interix*:[3456]* | authenticamd:Interix*:[3456]*)
 796         echo x86_64-unknown-interix${UNAME_RELEASE}
 797         exit ;;
 798     [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
 799         echo i${UNAME_MACHINE}-pc-mks
 800         exit ;;
 801     i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
 802         # How do we know it's Interix rather than the generic POSIX subsystem?
 803         # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
 804         # UNAME_MACHINE based on the output of uname instead of i386?
 805         echo i586-pc-interix
 806         exit ;;
 807     i*:UWIN*:*)
 808         echo ${UNAME_MACHINE}-pc-uwin
 809         exit ;;
 810     amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
 811         echo x86_64-unknown-cygwin
 812         exit ;;
 813     p*:CYGWIN*:*)
 814         echo powerpcle-unknown-cygwin
 815         exit ;;
 816     prep*:SunOS:5.*:*)
 817         echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 818         exit ;;
 819     *:GNU:*:*)
 820         # the GNU system
 821         echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
 822         exit ;;
 823     *:GNU/*:*:*)
 824         # other systems with GNU libc and userland
 825         echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
 826         exit ;;
 827     i*86:Minix:*:*)
 828         echo ${UNAME_MACHINE}-pc-minix
 829         exit ;;
 830     arm*:Linux:*:*)
 831         echo ${UNAME_MACHINE}-unknown-linux-gnu
 832         exit ;;
 833     avr32*:Linux:*:*)
 834         echo ${UNAME_MACHINE}-unknown-linux-gnu
 835         exit ;;
 836     cris:Linux:*:*)
 837         echo cris-axis-linux-gnu
 838         exit ;;
 839     crisv32:Linux:*:*)
 840         echo crisv32-axis-linux-gnu
 841         exit ;;
 842     frv:Linux:*:*)
 843         echo frv-unknown-linux-gnu
 844         exit ;;
 845     ia64:Linux:*:*)
 846         echo ${UNAME_MACHINE}-unknown-linux-gnu
 847         exit ;;
 848     m32r*:Linux:*:*)
 849         echo ${UNAME_MACHINE}-unknown-linux-gnu
 850         exit ;;
 851     m68*:Linux:*:*)
 852         echo ${UNAME_MACHINE}-unknown-linux-gnu
 853         exit ;;
 854     mips:Linux:*:*)
 855         eval $set_cc_for_build
 856         sed 's/^        //' << EOF >$dummy.c
 857         #undef CPU
 858         #undef mips
 859         #undef mipsel
 860         #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
 861         CPU=mipsel
 862         #else
 863         #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
 864         CPU=mips
 865         #else
 866         CPU=
 867         #endif
 868         #endif
 869 EOF
 870         eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
 871             /^CPU/{
 872                 s: ::g
 873                 p
 874             }'`"
 875         test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
 876         ;;
 877     mips64:Linux:*:*)
 878         eval $set_cc_for_build
 879         sed 's/^        //' << EOF >$dummy.c
 880         #undef CPU
 881         #undef mips64
 882         #undef mips64el
 883         #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
 884         CPU=mips64el
 885         #else
 886         #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
 887         CPU=mips64
 888         #else
 889         CPU=
 890         #endif
 891         #endif
 892 EOF
 893         eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
 894             /^CPU/{
 895                 s: ::g
 896                 p
 897             }'`"
 898         test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
 899         ;;
 900     or32:Linux:*:*)
 901         echo or32-unknown-linux-gnu
 902         exit ;;
 903     ppc:Linux:*:*)
 904         echo powerpc-unknown-linux-gnu
 905         exit ;;
 906     ppc64:Linux:*:*)
 907         echo powerpc64-unknown-linux-gnu
 908         exit ;;
 909     alpha:Linux:*:*)
 910         case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 911           EV5)   UNAME_MACHINE=alphaev5 ;;
 912           EV56)  UNAME_MACHINE=alphaev56 ;;
 913           PCA56) UNAME_MACHINE=alphapca56 ;;
 914           PCA57) UNAME_MACHINE=alphapca56 ;;
 915           EV6)   UNAME_MACHINE=alphaev6 ;;
 916           EV67)  UNAME_MACHINE=alphaev67 ;;
 917           EV68*) UNAME_MACHINE=alphaev68 ;;
 918         esac
 919         objdump --private-headers /bin/sh | grep ld.so.1 >/dev/null
 920         if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
 921         echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
 922         exit ;;
 923     parisc:Linux:*:* | hppa:Linux:*:*)
 924         # Look for CPU level
 925         case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
 926           PA7*) echo hppa1.1-unknown-linux-gnu ;;
 927           PA8*) echo hppa2.0-unknown-linux-gnu ;;
 928           *)    echo hppa-unknown-linux-gnu ;;
 929         esac
 930         exit ;;
 931     parisc64:Linux:*:* | hppa64:Linux:*:*)
 932         echo hppa64-unknown-linux-gnu
 933         exit ;;
 934     s390:Linux:*:* | s390x:Linux:*:*)
 935         echo ${UNAME_MACHINE}-ibm-linux
 936         exit ;;
 937     sh64*:Linux:*:*)
 938         echo ${UNAME_MACHINE}-unknown-linux-gnu
 939         exit ;;
 940     sh*:Linux:*:*)
 941         echo ${UNAME_MACHINE}-unknown-linux-gnu
 942         exit ;;
 943     sparc:Linux:*:* | sparc64:Linux:*:*)
 944         echo ${UNAME_MACHINE}-unknown-linux-gnu
 945         exit ;;
 946     vax:Linux:*:*)
 947         echo ${UNAME_MACHINE}-dec-linux-gnu
 948         exit ;;
 949     x86_64:Linux:*:*)
 950         echo x86_64-unknown-linux-gnu
 951         exit ;;
 952     xtensa:Linux:*:*)
 953         echo xtensa-unknown-linux-gnu
 954         exit ;;
 955     i*86:Linux:*:*)
 956         # The BFD linker knows what the default object file format is, so
 957         # first see if it will tell us. cd to the root directory to prevent
 958         # problems with other programs or directories called `ld' in the path.
 959         # Set LC_ALL=C to ensure ld outputs messages in English.
 960         ld_supported_targets=`cd /; LC_ALL=C ld --help 2>&1 \
 961                          | sed -ne '/supported targets:/!d
 962                                     s/[         ][      ]*/ /g
 963                                     s/.*supported targets: *//
 964                                     s/ .*//
 965                                     p'`
 966         case "$ld_supported_targets" in
 967           elf32-i386)
 968                 TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu"
 969                 ;;
 970           a.out-i386-linux)
 971                 echo "${UNAME_MACHINE}-pc-linux-gnuaout"
 972                 exit ;;
 973           coff-i386)
 974                 echo "${UNAME_MACHINE}-pc-linux-gnucoff"
 975                 exit ;;
 976           "")
 977                 # Either a pre-BFD a.out linker (linux-gnuoldld) or
 978                 # one that does not give us useful --help.
 979                 echo "${UNAME_MACHINE}-pc-linux-gnuoldld"
 980                 exit ;;
 981         esac
 982         # Determine whether the default compiler is a.out or elf
 983         eval $set_cc_for_build
 984         sed 's/^        //' << EOF >$dummy.c
 985         #include <features.h>
 986         #ifdef __ELF__
 987         # ifdef __GLIBC__
 988         #  if __GLIBC__ >= 2
 989         LIBC=gnu
 990         #  else
 991         LIBC=gnulibc1
 992         #  endif
 993         # else
 994         LIBC=gnulibc1
 995         # endif
 996         #else
 997         #if defined(__INTEL_COMPILER) || defined(__PGI) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
 998         LIBC=gnu
 999         #else
1000         LIBC=gnuaout
1001         #endif
1002         #endif
1003         #ifdef __dietlibc__
1004         LIBC=dietlibc
1005         #endif
1006 EOF
1007         eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
1008             /^LIBC/{
1009                 s: ::g
1010                 p
1011             }'`"
1012         test x"${LIBC}" != x && {
1013                 echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
1014                 exit
1015         }
1016         test x"${TENTATIVE}" != x && { echo "${TENTATIVE}"; exit; }
1017         ;;
1018     i*86:DYNIX/ptx:4*:*)
1019         # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1020         # earlier versions are messed up and put the nodename in both
1021         # sysname and nodename.
1022         echo i386-sequent-sysv4
1023         exit ;;
1024     i*86:UNIX_SV:4.2MP:2.*)
1025         # Unixware is an offshoot of SVR4, but it has its own version
1026         # number series starting with 2...
1027         # I am not positive that other SVR4 systems won't match this,
1028         # I just have to hope.  -- rms.
1029         # Use sysv4.2uw... so that sysv4* matches it.
1030         echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
1031         exit ;;
1032     i*86:OS/2:*:*)
1033         # If we were able to find `uname', then EMX Unix compatibility
1034         # is probably installed.
1035         echo ${UNAME_MACHINE}-pc-os2-emx
1036         exit ;;
1037     i*86:XTS-300:*:STOP)
1038         echo ${UNAME_MACHINE}-unknown-stop
1039         exit ;;
1040     i*86:atheos:*:*)
1041         echo ${UNAME_MACHINE}-unknown-atheos
1042         exit ;;
1043     i*86:syllable:*:*)
1044         echo ${UNAME_MACHINE}-pc-syllable
1045         exit ;;
1046     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
1047         echo i386-unknown-lynxos${UNAME_RELEASE}
1048         exit ;;
1049     i*86:*DOS:*:*)
1050         echo ${UNAME_MACHINE}-pc-msdosdjgpp
1051         exit ;;
1052     i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*)
1053         UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
1054         if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1055                 echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
1056         else
1057                 echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
1058         fi
1059         exit ;;
1060     i*86:*:5:[678]*)
1061         # UnixWare 7.x, OpenUNIX and OpenServer 6.
1062         case `/bin/uname -X | grep "^Machine"` in
1063             *486*)           UNAME_MACHINE=i486 ;;
1064             *Pentium)        UNAME_MACHINE=i586 ;;
1065             *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1066         esac
1067         echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1068         exit ;;
1069     i*86:*:3.2:*)
1070         if test -f /usr/options/cb.name; then
1071                 UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1072                 echo ${UNAME_MACHINE}-pc-isc$UNAME_REL
1073         elif /bin/uname -X 2>/dev/null >/dev/null ; then
1074                 UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1075                 (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1076                 (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1077                         && UNAME_MACHINE=i586
1078                 (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1079                         && UNAME_MACHINE=i686
1080                 (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1081                         && UNAME_MACHINE=i686
1082                 echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
1083         else
1084                 echo ${UNAME_MACHINE}-pc-sysv32
1085         fi
1086         exit ;;
1087     pc:*:*:*)
1088         # Left here for compatibility:
1089         # uname -m prints for DJGPP always 'pc', but it prints nothing about
1090         # the processor, so we play safe by assuming i386.
1091         echo i386-pc-msdosdjgpp
1092         exit ;;
1093     Intel:Mach:3*:*)
1094         echo i386-pc-mach3
1095         exit ;;
1096     paragon:*:*:*)
1097         echo i860-intel-osf1
1098         exit ;;
1099     i860:*:4.*:*) # i860-SVR4
1100         if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1101           echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
1102         else # Add other i860-SVR4 vendors below as they are discovered.
1103           echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
1104         fi
1105         exit ;;
1106     mini*:CTIX:SYS*5:*)
1107         # "miniframe"
1108         echo m68010-convergent-sysv
1109         exit ;;
1110     mc68k:UNIX:SYSTEM5:3.51m)
1111         echo m68k-convergent-sysv
1112         exit ;;
1113     M680?0:D-NIX:5.3:*)
1114         echo m68k-diab-dnix
1115         exit ;;
1116     M68*:*:R3V[5678]*:*)
1117         test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1118     3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0)
1119         OS_REL=''
1120         test -r /etc/.relid \
1121         && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1122         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1123           && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
1124         /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1125           && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
1126     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1127         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1128           && { echo i486-ncr-sysv4; exit; } ;;
1129     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1130         echo m68k-unknown-lynxos${UNAME_RELEASE}
1131         exit ;;
1132     mc68030:UNIX_System_V:4.*:*)
1133         echo m68k-atari-sysv4
1134         exit ;;
1135     TSUNAMI:LynxOS:2.*:*)
1136         echo sparc-unknown-lynxos${UNAME_RELEASE}
1137         exit ;;
1138     rs6000:LynxOS:2.*:*)
1139         echo rs6000-unknown-lynxos${UNAME_RELEASE}
1140         exit ;;
1141     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.0*:*)
1142         echo powerpc-unknown-lynxos${UNAME_RELEASE}
1143         exit ;;
1144     SM[BE]S:UNIX_SV:*:*)
1145         echo mips-dde-sysv${UNAME_RELEASE}
1146         exit ;;
1147     RM*:ReliantUNIX-*:*:*)
1148         echo mips-sni-sysv4
1149         exit ;;
1150     RM*:SINIX-*:*:*)
1151         echo mips-sni-sysv4
1152         exit ;;
1153     *:SINIX-*:*:*)
1154         if uname -p 2>/dev/null >/dev/null ; then
1155                 UNAME_MACHINE=`(uname -p) 2>/dev/null`
1156                 echo ${UNAME_MACHINE}-sni-sysv4
1157         else
1158                 echo ns32k-sni-sysv
1159         fi
1160         exit ;;
1161     PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
1162                       # says <Richard.M.Bartel@ccMail.Census.GOV>
1163         echo i586-unisys-sysv4
1164         exit ;;
1165     *:UNIX_System_V:4*:FTX*)
1166         # From Gerald Hewes <hewes@openmarket.com>.
1167         # How about differentiating between stratus architectures? -djm
1168         echo hppa1.1-stratus-sysv4
1169         exit ;;
1170     *:*:*:FTX*)
1171         # From seanf@swdc.stratus.com.
1172         echo i860-stratus-sysv4
1173         exit ;;
1174     i*86:VOS:*:*)
1175         # From Paul.Green@stratus.com.
1176         echo ${UNAME_MACHINE}-stratus-vos
1177         exit ;;
1178     *:VOS:*:*)
1179         # From Paul.Green@stratus.com.
1180         echo hppa1.1-stratus-vos
1181         exit ;;
1182     mc68*:A/UX:*:*)
1183         echo m68k-apple-aux${UNAME_RELEASE}
1184         exit ;;
1185     news*:NEWS-OS:6*:*)
1186         echo mips-sony-newsos6
1187         exit ;;
1188     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1189         if [ -d /usr/nec ]; then
1190                 echo mips-nec-sysv${UNAME_RELEASE}
1191         else
1192                 echo mips-unknown-sysv${UNAME_RELEASE}
1193         fi
1194         exit ;;
1195     BeBox:BeOS:*:*)     # BeOS running on hardware made by Be, PPC only.
1196         echo powerpc-be-beos
1197         exit ;;
1198     BeMac:BeOS:*:*)     # BeOS running on Mac or Mac clone, PPC only.
1199         echo powerpc-apple-beos
1200         exit ;;
1201     BePC:BeOS:*:*)      # BeOS running on Intel PC compatible.
1202         echo i586-pc-beos
1203         exit ;;
1204     SX-4:SUPER-UX:*:*)
1205         echo sx4-nec-superux${UNAME_RELEASE}
1206         exit ;;
1207     SX-5:SUPER-UX:*:*)
1208         echo sx5-nec-superux${UNAME_RELEASE}
1209         exit ;;
1210     SX-6:SUPER-UX:*:*)
1211         echo sx6-nec-superux${UNAME_RELEASE}
1212         exit ;;
1213     SX-7:SUPER-UX:*:*)
1214         echo sx7-nec-superux${UNAME_RELEASE}
1215         exit ;;
1216     SX-8:SUPER-UX:*:*)
1217         echo sx8-nec-superux${UNAME_RELEASE}
1218         exit ;;
1219     Power*:Rhapsody:*:*)
1220         echo powerpc-apple-rhapsody${UNAME_RELEASE}
1221         exit ;;
1222     *:Rhapsody:*:*)
1223         echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
1224         exit ;;
1225     *:Darwin:*:*)
1226         UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
1227         case $UNAME_PROCESSOR in
1228             unknown) UNAME_PROCESSOR=powerpc ;;
1229         esac
1230         echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
1231         exit ;;
1232     *:procnto*:*:* | *:QNX:[0123456789]*:*)
1233         UNAME_PROCESSOR=`uname -p`
1234         if test "$UNAME_PROCESSOR" = "x86"; then
1235                 UNAME_PROCESSOR=i386
1236                 UNAME_MACHINE=pc
1237         fi
1238         echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
1239         exit ;;
1240     *:QNX:*:4*)
1241         echo i386-pc-qnx
1242         exit ;;
1243     NSE-?:NONSTOP_KERNEL:*:*)
1244         echo nse-tandem-nsk${UNAME_RELEASE}
1245         exit ;;
1246     NSR-?:NONSTOP_KERNEL:*:*)
1247         echo nsr-tandem-nsk${UNAME_RELEASE}
1248         exit ;;
1249     *:NonStop-UX:*:*)
1250         echo mips-compaq-nonstopux
1251         exit ;;
1252     BS2000:POSIX*:*:*)
1253         echo bs2000-siemens-sysv
1254         exit ;;
1255     DS/*:UNIX_System_V:*:*)
1256         echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE}
1257         exit ;;
1258     *:Plan9:*:*)
1259         # "uname -m" is not consistent, so use $cputype instead. 386
1260         # is converted to i386 for consistency with other x86
1261         # operating systems.
1262         if test "$cputype" = "386"; then
1263             UNAME_MACHINE=i386
1264         else
1265             UNAME_MACHINE="$cputype"
1266         fi
1267         echo ${UNAME_MACHINE}-unknown-plan9
1268         exit ;;
1269     *:TOPS-10:*:*)
1270         echo pdp10-unknown-tops10
1271         exit ;;
1272     *:TENEX:*:*)
1273         echo pdp10-unknown-tenex
1274         exit ;;
1275     KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1276         echo pdp10-dec-tops20
1277         exit ;;
1278     XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1279         echo pdp10-xkl-tops20
1280         exit ;;
1281     *:TOPS-20:*:*)
1282         echo pdp10-unknown-tops20
1283         exit ;;
1284     *:ITS:*:*)
1285         echo pdp10-unknown-its
1286         exit ;;
1287     SEI:*:*:SEIUX)
1288         echo mips-sei-seiux${UNAME_RELEASE}
1289         exit ;;
1290     *:DragonFly:*:*)
1291         echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
1292         exit ;;
1293     *:*VMS:*:*)
1294         UNAME_MACHINE=`(uname -p) 2>/dev/null`
1295         case "${UNAME_MACHINE}" in
1296             A*) echo alpha-dec-vms ; exit ;;
1297             I*) echo ia64-dec-vms ; exit ;;
1298             V*) echo vax-dec-vms ; exit ;;
1299         esac ;;
1300     *:XENIX:*:SysV)
1301         echo i386-pc-xenix
1302         exit ;;
1303     i*86:skyos:*:*)
1304         echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//'
1305         exit ;;
1306     i*86:rdos:*:*)
1307         echo ${UNAME_MACHINE}-pc-rdos
1308         exit ;;
1309 esac
1310
1311 #echo '(No uname command or uname output not recognized.)' 1>&2
1312 #echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2
1313
1314 eval $set_cc_for_build
1315 cat >$dummy.c <<EOF
1316 #ifdef _SEQUENT_
1317 # include <sys/types.h>
1318 # include <sys/utsname.h>
1319 #endif
1320 main ()
1321 {
1322 #if defined (sony)
1323 #if defined (MIPSEB)
1324   /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1325      I don't know....  */
1326   printf ("mips-sony-bsd\n"); exit (0);
1327 #else
1328 #include <sys/param.h>
1329   printf ("m68k-sony-newsos%s\n",
1330 #ifdef NEWSOS4
1331           "4"
1332 #else
1333           ""
1334 #endif
1335          ); exit (0);
1336 #endif
1337 #endif
1338
1339 #if defined (__arm) && defined (__acorn) && defined (__unix)
1340   printf ("arm-acorn-riscix\n"); exit (0);
1341 #endif
1342
1343 #if defined (hp300) && !defined (hpux)
1344   printf ("m68k-hp-bsd\n"); exit (0);
1345 #endif
1346
1347 #if defined (NeXT)
1348 #if !defined (__ARCHITECTURE__)
1349 #define __ARCHITECTURE__ "m68k"
1350 #endif
1351   int version;
1352   version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1353   if (version < 4)
1354     printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1355   else
1356     printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1357   exit (0);
1358 #endif
1359
1360 #if defined (MULTIMAX) || defined (n16)
1361 #if defined (UMAXV)
1362   printf ("ns32k-encore-sysv\n"); exit (0);
1363 #else
1364 #if defined (CMU)
1365   printf ("ns32k-encore-mach\n"); exit (0);
1366 #else
1367   printf ("ns32k-encore-bsd\n"); exit (0);
1368 #endif
1369 #endif
1370 #endif
1371
1372 #if defined (__386BSD__)
1373   printf ("i386-pc-bsd\n"); exit (0);
1374 #endif
1375
1376 #if defined (sequent)
1377 #if defined (i386)
1378   printf ("i386-sequent-dynix\n"); exit (0);
1379 #endif
1380 #if defined (ns32000)
1381   printf ("ns32k-sequent-dynix\n"); exit (0);
1382 #endif
1383 #endif
1384
1385 #if defined (_SEQUENT_)
1386     struct utsname un;
1387
1388     uname(&un);
1389
1390     if (strncmp(un.version, "V2", 2) == 0) {
1391         printf ("i386-sequent-ptx2\n"); exit (0);
1392     }
1393     if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1394         printf ("i386-sequent-ptx1\n"); exit (0);
1395     }
1396     printf ("i386-sequent-ptx\n"); exit (0);
1397
1398 #endif
1399
1400 #if defined (vax)
1401 # if !defined (ultrix)
1402 #  include <sys/param.h>
1403 #  if defined (BSD)
1404 #   if BSD == 43
1405       printf ("vax-dec-bsd4.3\n"); exit (0);
1406 #   else
1407 #    if BSD == 199006
1408       printf ("vax-dec-bsd4.3reno\n"); exit (0);
1409 #    else
1410       printf ("vax-dec-bsd\n"); exit (0);
1411 #    endif
1412 #   endif
1413 #  else
1414     printf ("vax-dec-bsd\n"); exit (0);
1415 #  endif
1416 # else
1417     printf ("vax-dec-ultrix\n"); exit (0);
1418 # endif
1419 #endif
1420
1421 #if defined (alliant) && defined (i860)
1422   printf ("i860-alliant-bsd\n"); exit (0);
1423 #endif
1424
1425   exit (1);
1426 }
1427 EOF
1428
1429 $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` &&
1430         { echo "$SYSTEM_NAME"; exit; }
1431
1432 # Apollos put the system type in the environment.
1433
1434 test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; }
1435
1436 # Convex versions that predate uname can use getsysinfo(1)
1437
1438 if [ -x /usr/convex/getsysinfo ]
1439 then
1440     case `getsysinfo -f cpu_type` in
1441     c1*)
1442         echo c1-convex-bsd
1443         exit ;;
1444     c2*)
1445         if getsysinfo -f scalar_acc
1446         then echo c32-convex-bsd
1447         else echo c2-convex-bsd
1448         fi
1449         exit ;;
1450     c34*)
1451         echo c34-convex-bsd
1452         exit ;;
1453     c38*)
1454         echo c38-convex-bsd
1455         exit ;;
1456     c4*)
1457         echo c4-convex-bsd
1458         exit ;;
1459     esac
1460 fi
1461
1462 cat >&2 <<EOF
1463 $0: unable to guess system type
1464
1465 This script, last modified $timestamp, has failed to recognize
1466 the operating system you are using. It is advised that you
1467 download the most up to date version of the config scripts from
1468
1469   http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.guess
1470 and
1471   http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.sub
1472
1473 If the version you run ($0) is already up to date, please
1474 send the following data and any information you think might be
1475 pertinent to <config-patches@gnu.org> in order to provide the needed
1476 information to handle your system.
1477
1478 config.guess timestamp = $timestamp
1479
1480 uname -m = `(uname -m) 2>/dev/null || echo unknown`
1481 uname -r = `(uname -r) 2>/dev/null || echo unknown`
1482 uname -s = `(uname -s) 2>/dev/null || echo unknown`
1483 uname -v = `(uname -v) 2>/dev/null || echo unknown`
1484
1485 /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1486 /bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1487
1488 hostinfo               = `(hostinfo) 2>/dev/null`
1489 /bin/universe          = `(/bin/universe) 2>/dev/null`
1490 /usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1491 /bin/arch              = `(/bin/arch) 2>/dev/null`
1492 /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1493 /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1494
1495 UNAME_MACHINE = ${UNAME_MACHINE}
1496 UNAME_RELEASE = ${UNAME_RELEASE}
1497 UNAME_SYSTEM  = ${UNAME_SYSTEM}
1498 UNAME_VERSION = ${UNAME_VERSION}
1499 EOF
1500
1501 exit 1
1502
1503 # Local variables:
1504 # eval: (add-hook 'write-file-hooks 'time-stamp)
1505 # time-stamp-start: "timestamp='"
1506 # time-stamp-format: "%:y-%02m-%02d"
1507 # time-stamp-end: "'"
1508 # End: