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#! /bin/sh
# Attempt to guess a canonical system name.
#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
#   Free Software Foundation, Inc.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

# Written by Per Bothner <bothner@cygnus.com>.
# Please send patches to <config-patches@gnu.org>.
#
# This script attempts to guess a canonical system name similar to
# config.sub.  If it succeeds, it prints the system name on stdout, and
# exits with 0.  Otherwise, it exits with 1.
#
# The plan is that this can be called by configure scripts if you
# don't specify an explicit system type (host/target name).
#
# Only a few systems have been added to this list; please add others
# (but try to keep the structure clean).
#

# Use $HOST_CC if defined. $CC may point to a cross-compiler
if test x"$CC_FOR_BUILD" = x; then
  if test x"$HOST_CC" != x; then
    CC_FOR_BUILD="$HOST_CC"
  else
    if test x"$CC" != x; then
      CC_FOR_BUILD="$CC"
    else
      CC_FOR_BUILD=cc
    fi
  fi
fi


# This is needed to find uname on a Pyramid OSx when run in the BSD universe.
# (ghazi@noc.rutgers.edu 8/24/94.)
if (test -f /.attbin/uname) >/dev/null 2>&1 ; then
        PATH=$PATH:/.attbin ; export PATH
fi

UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown

dummy=dummy-$$
trap 'rm -f $dummy.c $dummy.o $dummy; exit 1' 1 2 15

# Note: order is significant - the case branches are not exclusive.

case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
    *:NetBSD:*:*)
        # Netbsd (nbsd) targets should (where applicable) match one or
        # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*,
        # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
        # switched to ELF, *-*-netbsd* would select the old
        # object file format.  This provides both forward
        # compatibility and a consistent mechanism for selecting the
        # object file format.
        # Determine the machine/vendor (is the vendor relevant).
        case "${UNAME_MACHINE}" in
            amiga) machine=m68k-cbm ;;
            arm32) machine=arm-unknown ;;
            atari*) machine=m68k-atari ;;
            sun3*) machine=m68k-sun ;;
            mac68k) machine=m68k-apple ;;
            macppc) machine=powerpc-apple ;;
            hp3[0-9][05]) machine=m68k-hp ;;
            ibmrt|romp-ibm) machine=romp-ibm ;;
            *) machine=${UNAME_MACHINE}-unknown ;;
        esac
        # The Operating System including object format.
        if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
                | grep __ELF__ >/dev/null
        then
            # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
            # Return netbsd for either.  FIX?
            os=netbsd
        else
            os=netbsdelf
        fi
        # The OS release
        release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
        # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
        # contains redundant information, the shorter form:
        # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
        echo "${machine}-${os}${release}"
        exit 0 ;;
    alpha:OSF1:*:*)
        if test $UNAME_RELEASE = "V4.0"; then
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
        fi
        # A Vn.n version is a released version.
        # A Tn.n version is a released field test version.
        # A Xn.n version is an unreleased experimental baselevel.
        # 1.2 uses "1.2" for uname -r.
        cat <<EOF >$dummy.s
        .data
\$Lformat:
        .byte 37,100,45,37,120,10,0     # "%d-%x\n"

        .text
        .globl main
        .align 4
        .ent main
main:
        .frame \$30,16,\$26,0
        ldgp \$29,0(\$27)
        .prologue 1
        .long 0x47e03d80 # implver \$0
        lda \$2,-1
        .long 0x47e20c21 # amask \$2,\$1
        lda \$16,\$Lformat
        mov \$0,\$17
        not \$1,\$18
        jsr \$26,printf
        ldgp \$29,0(\$26)
        mov 0,\$16
        jsr \$26,exit
        .end main
EOF
        $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
        if test "$?" = 0 ; then
                case `./$dummy` in
                        0-0)
                                UNAME_MACHINE="alpha"
                                ;;
                        1-0)
                                UNAME_MACHINE="alphaev5"
                                ;;
                        1-1)
                                UNAME_MACHINE="alphaev56"
                                ;;
                        1-101)
                                UNAME_MACHINE="alphapca56"
                                ;;
                        2-303)
                                UNAME_MACHINE="alphaev6"
                                ;;
                        2-307)
                                UNAME_MACHINE="alphaev67"
                                ;;
                esac
        fi
        rm -f $dummy.s $dummy
        echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
        exit 0 ;;
    Alpha\ *:Windows_NT*:*)
        # How do we know it's Interix rather than the generic POSIX subsystem?
        # Should we change UNAME_MACHINE based on the output of uname instead
        # of the specific Alpha model?
        echo alpha-pc-interix
        exit 0 ;;
    21064:Windows_NT:50:3)
        echo alpha-dec-winnt3.5
        exit 0 ;;
    Amiga*:UNIX_System_V:4.0:*)
        echo m68k-cbm-sysv4
        exit 0;;
    amiga:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    *:[Aa]miga[Oo][Ss]:*:*)
        echo ${UNAME_MACHINE}-unknown-amigaos
        exit 0 ;;
    arc64:OpenBSD:*:*)
        echo mips64el-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    arc:OpenBSD:*:*)
        echo mipsel-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    hkmips:OpenBSD:*:*)
        echo mips-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    pmax:OpenBSD:*:*)
        echo mipsel-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    sgi:OpenBSD:*:*)
        echo mips-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    wgrisc:OpenBSD:*:*)
        echo mipsel-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    *:OS/390:*:*)
        echo i370-ibm-openedition
        exit 0 ;;
    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
        echo arm-acorn-riscix${UNAME_RELEASE}
        exit 0;;
    SR2?01:HI-UX/MPP:*:*)
        echo hppa1.1-hitachi-hiuxmpp
        exit 0;;
    Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
        # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
        if test "`(/bin/universe) 2>/dev/null`" = att ; then
                echo pyramid-pyramid-sysv3
        else
                echo pyramid-pyramid-bsd
        fi
        exit 0 ;;
    NILE*:*:*:dcosx)
        echo pyramid-pyramid-svr4
        exit 0 ;;
    sun4H:SunOS:5.*:*)
        echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
        echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    i86pc:SunOS:5.*:*)
        echo i386-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    sun4*:SunOS:6*:*)
        # According to config.sub, this is the proper way to canonicalize
        # SunOS6.  Hard to guess exactly what SunOS6 will be like, but
        # it's likely to be more like Solaris than SunOS4.
        echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    sun4*:SunOS:*:*)
        case "`/usr/bin/arch -k`" in
            Series*|S4*)
                UNAME_RELEASE=`uname -v`
                ;;
        esac
        # Japanese Language versions have a version number like `4.1.3-JL'.
        echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
        exit 0 ;;
    sun3*:SunOS:*:*)
        echo m68k-sun-sunos${UNAME_RELEASE}
        exit 0 ;;
    sun*:*:4.2BSD:*)
        UNAME_RELEASE=`(head -1 /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
        test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
        case "`/bin/arch`" in
            sun3)
                echo m68k-sun-sunos${UNAME_RELEASE}
                ;;
            sun4)
                echo sparc-sun-sunos${UNAME_RELEASE}
                ;;
        esac
        exit 0 ;;
    aushp:SunOS:*:*)
        echo sparc-auspex-sunos${UNAME_RELEASE}
        exit 0 ;;
    atari*:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    # The situation for MiNT is a little confusing.  The machine name
    # can be virtually everything (everything which is not
    # "atarist" or "atariste" at least should have a processor 
    # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
    # to the lowercase version "mint" (or "freemint").  Finally
    # the system name "TOS" denotes a system which is actually not
    # MiNT.  But MiNT is downward compatible to TOS, so this should
    # be no problem.
    atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
        echo m68k-atari-mint${UNAME_RELEASE}
        exit 0 ;;
    atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
        echo m68k-atari-mint${UNAME_RELEASE}
        exit 0 ;;
    *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
        echo m68k-atari-mint${UNAME_RELEASE}
        exit 0 ;;
    milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
        echo m68k-milan-mint${UNAME_RELEASE}
        exit 0 ;;
    hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
        echo m68k-hades-mint${UNAME_RELEASE}
        exit 0 ;;
    *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
        echo m68k-unknown-mint${UNAME_RELEASE}
        exit 0 ;;
    sun3*:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    mac68k:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    mvme68k:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    mvme88k:OpenBSD:*:*)
        echo m88k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    powerpc:machten:*:*)
        echo powerpc-apple-machten${UNAME_RELEASE}
        exit 0 ;;
    RISC*:Mach:*:*)
        echo mips-dec-mach_bsd4.3
        exit 0 ;;
    RISC*:ULTRIX:*:*)
        echo mips-dec-ultrix${UNAME_RELEASE}
        exit 0 ;;
    VAX*:ULTRIX*:*:*)
        echo vax-dec-ultrix${UNAME_RELEASE}
        exit 0 ;;
    2020:CLIX:*:* | 2430:CLIX:*:*)
        echo clipper-intergraph-clix${UNAME_RELEASE}
        exit 0 ;;
    mips:*:*:UMIPS | mips:*:*:RISCos)
        sed 's/^        //' << EOF >$dummy.c
#ifdef __cplusplus
#include <stdio.h>  /* for printf() prototype */
        int main (int argc, char *argv[]) {
#else
        int main (argc, argv) int argc; char *argv[]; {
#endif
        #if defined (host_mips) && defined (MIPSEB)
        #if defined (SYSTYPE_SYSV)
          printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0);
        #endif
        #if defined (SYSTYPE_SVR4)
          printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0);
        #endif
        #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
          printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0);
        #endif
        #endif
          exit (-1);
        }
EOF
        $CC_FOR_BUILD $dummy.c -o $dummy \
          && ./$dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
          && rm $dummy.c $dummy && exit 0
        rm -f $dummy.c $dummy
        echo mips-mips-riscos${UNAME_RELEASE}
        exit 0 ;;
    Night_Hawk:Power_UNIX:*:*)
        echo powerpc-harris-powerunix
        exit 0 ;;
    m88k:CX/UX:7*:*)
        echo m88k-harris-cxux7
        exit 0 ;;
    m88k:*:4*:R4*)
        echo m88k-motorola-sysv4
        exit 0 ;;
    m88k:*:3*:R3*)
        echo m88k-motorola-sysv3
        exit 0 ;;
    AViiON:dgux:*:*)
        # DG/UX returns AViiON for all architectures
        UNAME_PROCESSOR=`/usr/bin/uname -p`
        if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110]
        then
            if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \
               [ ${TARGET_BINARY_INTERFACE}x = x ]
            then
                echo m88k-dg-dgux${UNAME_RELEASE}
            else
                echo m88k-dg-dguxbcs${UNAME_RELEASE}
            fi
        else
            echo i586-dg-dgux${UNAME_RELEASE}
        fi
        exit 0 ;;
    M88*:DolphinOS:*:*) # DolphinOS (SVR3)
        echo m88k-dolphin-sysv3
        exit 0 ;;
    M88*:*:R3*:*)
        # Delta 88k system running SVR3
        echo m88k-motorola-sysv3
        exit 0 ;;
    XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
        echo m88k-tektronix-sysv3
        exit 0 ;;
    Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
        echo m68k-tektronix-bsd
        exit 0 ;;
    *:IRIX*:*:*)
        echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'`
        exit 0 ;;
    ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
        echo romp-ibm-aix      # uname -m gives an 8 hex-code CPU id
        exit 0 ;;              # Note that: echo "'`uname -s`'" gives 'AIX '
    i?86:AIX:*:*)
        echo i386-ibm-aix
        exit 0 ;;
    *:AIX:2:3)
        if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
                sed 's/^                //' << EOF >$dummy.c
                #include <sys/systemcfg.h>

                main()
                        {
                        if (!__power_pc())
                                exit(1);
                        puts("powerpc-ibm-aix3.2.5");
                        exit(0);
                        }
EOF
                $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
                rm -f $dummy.c $dummy
                echo rs6000-ibm-aix3.2.5
        elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
                echo rs6000-ibm-aix3.2.4
        else
                echo rs6000-ibm-aix3.2
        fi
        exit 0 ;;
    *:AIX:*:4)
        IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | head -1 | awk '{ print $1 }'`
        if /usr/sbin/lsattr -EHl ${IBM_CPU_ID} | grep POWER >/dev/null 2>&1; then
                IBM_ARCH=rs6000
        else
                IBM_ARCH=powerpc
        fi
        if [ -x /usr/bin/oslevel ] ; then
                IBM_REV=`/usr/bin/oslevel`
        else
                IBM_REV=4.${UNAME_RELEASE}
        fi
        echo ${IBM_ARCH}-ibm-aix${IBM_REV}
        exit 0 ;;
    *:AIX:*:*)
        echo rs6000-ibm-aix
        exit 0 ;;
    ibmrt:4.4BSD:*|romp-ibm:BSD:*)
        echo romp-ibm-bsd4.4
        exit 0 ;;
    ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
        echo romp-ibm-bsd${UNAME_RELEASE}   # 4.3 with uname added to
        exit 0 ;;                           # report: romp-ibm BSD 4.3
    *:BOSX:*:*)
        echo rs6000-bull-bosx
        exit 0 ;;
    DPX/2?00:B.O.S.:*:*)
        echo m68k-bull-sysv3
        exit 0 ;;
    9000/[34]??:4.3bsd:1.*:*)
        echo m68k-hp-bsd
        exit 0 ;;
    hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
        echo m68k-hp-bsd4.4
        exit 0 ;;
    9000/[34678]??:HP-UX:*:*)
        case "${UNAME_MACHINE}" in
            9000/31? )            HP_ARCH=m68000 ;;
            9000/[34]?? )         HP_ARCH=m68k ;;
            9000/[678][0-9][0-9])
              sed 's/^              //' << EOF >$dummy.c
              #include <stdlib.h>
              #include <unistd.h>

              int main ()
              {
              #if defined(_SC_KERNEL_BITS)
                  long bits = sysconf(_SC_KERNEL_BITS);
              #endif
                  long cpu  = sysconf (_SC_CPU_VERSION);

                  switch (cpu)
                {
                case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
                case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
                case CPU_PA_RISC2_0:
              #if defined(_SC_KERNEL_BITS)
                    switch (bits)
                        {
                        case 64: puts ("hppa2.0w"); break;
                        case 32: puts ("hppa2.0n"); break;
                        default: puts ("hppa2.0"); break;
                        } break;
              #else  /* !defined(_SC_KERNEL_BITS) */
                    puts ("hppa2.0"); break;
              #endif
                default: puts ("hppa1.0"); break;
                }
                  exit (0);
              }
EOF
        (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy`
        rm -f $dummy.c $dummy
        esac
        HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
        echo ${HP_ARCH}-hp-hpux${HPUX_REV}
        exit 0 ;;
    3050*:HI-UX:*:*)
        sed 's/^        //' << EOF >$dummy.c
        #include <unistd.h>
        int
        main ()
        {
          long cpu = sysconf (_SC_CPU_VERSION);
          /* The order matters, because CPU_IS_HP_MC68K erroneously returns
             true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
             results, however.  */
          if (CPU_IS_PA_RISC (cpu))
            {
              switch (cpu)
                {
                  case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
                  case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
                  case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
                  default: puts ("hppa-hitachi-hiuxwe2"); break;
                }
            }
          else if (CPU_IS_HP_MC68K (cpu))
            puts ("m68k-hitachi-hiuxwe2");
          else puts ("unknown-hitachi-hiuxwe2");
          exit (0);
        }
EOF
        $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
        rm -f $dummy.c $dummy
        echo unknown-hitachi-hiuxwe2
        exit 0 ;;
    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
        echo hppa1.1-hp-bsd
        exit 0 ;;
    9000/8??:4.3bsd:*:*)
        echo hppa1.0-hp-bsd
        exit 0 ;;
    *9??*:MPE/iX:*:*)
        echo hppa1.0-hp-mpeix
        exit 0 ;;
    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
        echo hppa1.1-hp-osf
        exit 0 ;;
    hp8??:OSF1:*:*)
        echo hppa1.0-hp-osf
        exit 0 ;;
    i?86:OSF1:*:*)
        if [ -x /usr/sbin/sysversion ] ; then
            echo ${UNAME_MACHINE}-unknown-osf1mk
        else
            echo ${UNAME_MACHINE}-unknown-osf1
        fi
        exit 0 ;;
    parisc*:Lites*:*:*)
        echo hppa1.1-hp-lites
        exit 0 ;;
    hppa*:OpenBSD:*:*)
        echo hppa-unknown-openbsd
        exit 0 ;;
    C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
        echo c1-convex-bsd
        exit 0 ;;
    C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
        if getsysinfo -f scalar_acc
        then echo c32-convex-bsd
        else echo c2-convex-bsd
        fi
        exit 0 ;;
    C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
        echo c34-convex-bsd
        exit 0 ;;
    C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
        echo c38-convex-bsd
        exit 0 ;;
    C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
        echo c4-convex-bsd
        exit 0 ;;
    CRAY*X-MP:*:*:*)
        echo xmp-cray-unicos
        exit 0 ;;
    CRAY*Y-MP:*:*:*)
        echo ymp-cray-unicos${UNAME_RELEASE}
        exit 0 ;;
    CRAY*[A-Z]90:*:*:*)
        echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
        | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
              -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
        exit 0 ;;
    CRAY*TS:*:*:*)
        echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
    CRAY*T3E:*:*:*)
        echo alpha-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
    CRAY*SV1:*:*:*)
        echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'    
        exit 0 ;;
    CRAY-2:*:*:*)
        echo cray2-cray-unicos
        exit 0 ;;
    F300:UNIX_System_V:*:*)
        FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
        FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
        echo "f300-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
        exit 0 ;;
    F301:UNIX_System_V:*:*)
       echo f301-fujitsu-uxpv`echo $UNAME_RELEASE | sed 's/ .*//'`
       exit 0 ;;
    hp300:OpenBSD:*:*)
        echo m68k-unknown-openbsd${UNAME_RELEASE}
        exit 0 ;;
    i?86:BSD/386:*:* | i?86:BSD/OS:*:*)
        echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
        exit 0 ;;
    sparc*:BSD/OS:*:*)
        echo sparc-unknown-bsdi${UNAME_RELEASE}
        exit 0 ;;
    *:BSD/OS:*:*)
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit 0 ;;
    *:FreeBSD:*:*)
        if test -x /usr/bin/objformat; then
            if test "elf" = "`/usr/bin/objformat`"; then
                echo ${UNAME_MACHINE}-unknown-freebsdelf`echo ${UNAME_RELEASE}|sed -e 's/[-_].*//'`
                exit 0
            fi
        fi
        echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
        exit 0 ;;
    *:OpenBSD:*:*)
        echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
        exit 0 ;;
    i*:CYGWIN*:*)
        echo ${UNAME_MACHINE}-pc-cygwin
        exit 0 ;;
    i*:MINGW*:*)
        echo ${UNAME_MACHINE}-pc-mingw32
        exit 0 ;;
    i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
        # How do we know it's Interix rather than the generic POSIX subsystem?
        # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
        # UNAME_MACHINE based on the output of uname instead of i386?
        echo i386-pc-interix
        exit 0 ;;
    i*:UWIN*:*)
        echo ${UNAME_MACHINE}-pc-uwin
        exit 0 ;;
    p*:CYGWIN*:*)
        echo powerpcle-unknown-cygwin
        exit 0 ;;
    prep*:SunOS:5.*:*)
        echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    *:GNU:*:*)
        echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
        exit 0 ;;
    *:Linux:*:*)

        # The BFD linker knows what the default object file format is, so
        # first see if it will tell us. cd to the root directory to prevent
        # problems with other programs or directories called `ld' in the path.
        ld_help_string=`cd /; ld --help 2>&1`
        ld_supported_emulations=`echo $ld_help_string \
                         | sed -ne '/supported emulations:/!d
                                    s/[         ][      ]*/ /g
                                    s/.*supported emulations: *//
                                    s/ .*//
                                    p'`
        case "$ld_supported_emulations" in
          *ia64)
                echo "${UNAME_MACHINE}-unknown-linux"
                exit 0
                ;;
          i?86linux)
                echo "${UNAME_MACHINE}-pc-linux-gnuaout"
                exit 0
                ;;
          i?86coff)
                echo "${UNAME_MACHINE}-pc-linux-gnucoff"
                exit 0
                ;;
          sparclinux)
                echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
                exit 0
                ;;
          armlinux)
                echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
                exit 0
                ;;
          elf32arm*)
                echo "${UNAME_MACHINE}-unknown-linux-gnuoldld"
                exit 0
                ;;
          armelf_linux*)
                echo "${UNAME_MACHINE}-unknown-linux-gnu"
                exit 0
                ;;
          m68klinux)
                echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
                exit 0
                ;;
          elf32ppc | elf32ppclinux)
                # Determine Lib Version
                cat >$dummy.c <<EOF
#include <features.h>
#if defined(__GLIBC__)
extern char __libc_version[];
extern char __libc_release[];
#endif
main(argc, argv)
     int argc;
     char *argv[];
{
#if defined(__GLIBC__)
  printf("%s %s\n", __libc_version, __libc_release);
#else
  printf("unkown\n");
#endif
  return 0;
}
EOF
                LIBC=""
                $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null
                if test "$?" = 0 ; then
                        ./$dummy | grep 1\.99 > /dev/null
                        if test "$?" = 0 ; then
                                LIBC="libc1"
                        fi
                fi      
                rm -f $dummy.c $dummy
                echo powerpc-unknown-linux-gnu${LIBC}
                exit 0
                ;;
        esac

        if test "${UNAME_MACHINE}" = "alpha" ; then
                cat <<EOF >$dummy.s
                        .data
                \$Lformat:
                        .byte 37,100,45,37,120,10,0     # "%d-%x\n"

                        .text
                        .globl main
                        .align 4
                        .ent main
                main:
                        .frame \$30,16,\$26,0
                        ldgp \$29,0(\$27)
                        .prologue 1
                        .long 0x47e03d80 # implver \$0
                        lda \$2,-1
                        .long 0x47e20c21 # amask \$2,\$1
                        lda \$16,\$Lformat
                        mov \$0,\$17
                        not \$1,\$18
                        jsr \$26,printf
                        ldgp \$29,0(\$26)
                        mov 0,\$16
                        jsr \$26,exit
                        .end main
EOF
                LIBC=""
                $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
                if test "$?" = 0 ; then
                        case `./$dummy` in
                        0-0)
                                UNAME_MACHINE="alpha"
                                ;;
                        1-0)
                                UNAME_MACHINE="alphaev5"
                                ;;
                        1-1)
                                UNAME_MACHINE="alphaev56"
                                ;;
                        1-101)
                                UNAME_MACHINE="alphapca56"
                                ;;
                        2-303)
                                UNAME_MACHINE="alphaev6"
                                ;;
                        2-307)
                                UNAME_MACHINE="alphaev67"
                                ;;
                        esac

                        objdump --private-headers $dummy | \
                          grep ld.so.1 > /dev/null
                        if test "$?" = 0 ; then
                                LIBC="libc1"
                        fi
                fi
                rm -f $dummy.s $dummy
                echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} ; exit 0
        elif test "${UNAME_MACHINE}" = "mips" ; then
          cat >$dummy.c <<EOF
#ifdef __cplusplus
#include <stdio.h>  /* for printf() prototype */
        int main (int argc, char *argv[]) {
#else
        int main (argc, argv) int argc; char *argv[]; {
#endif
#ifdef __MIPSEB__
  printf ("%s-unknown-linux-gnu\n", argv[1]);
#endif
#ifdef __MIPSEL__
  printf ("%sel-unknown-linux-gnu\n", argv[1]);
#endif
  return 0;
}
EOF
          $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
          rm -f $dummy.c $dummy
        elif test "${UNAME_MACHINE}" = "s390"; then
          echo s390-ibm-linux && exit 0
        else
          # Either a pre-BFD a.out linker (linux-gnuoldld)
          # or one that does not give us useful --help.
          # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout.
          # If ld does not provide *any* "supported emulations:"
          # that means it is gnuoldld.
          echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations:"
          test $? != 0 && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0

          case "${UNAME_MACHINE}" in
          i?86)
            VENDOR=pc;
            ;;
          *)
            VENDOR=unknown;
            ;;
          esac
          # Determine whether the default compiler is a.out or elf
          cat >$dummy.c <<EOF
#include <features.h>
#ifdef __cplusplus
#include <stdio.h>  /* for printf() prototype */
        int main (int argc, char *argv[]) {
#else
        int main (argc, argv) int argc; char *argv[]; {
#endif
#ifdef __ELF__
# ifdef __GLIBC__
#  if __GLIBC__ >= 2
    printf ("%s-${VENDOR}-linux-gnu\n", argv[1]);
#  else
    printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
#  endif
# else
   printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
# endif
#else
  printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]);
#endif
  return 0;
}
EOF
          $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
          rm -f $dummy.c $dummy
        fi ;;
# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.  earlier versions
# are messed up and put the nodename in both sysname and nodename.
    i?86:DYNIX/ptx:4*:*)
        echo i386-sequent-sysv4
        exit 0 ;;
    i?86:UNIX_SV:4.2MP:2.*)
        # Unixware is an offshoot of SVR4, but it has its own version
        # number series starting with 2...
        # I am not positive that other SVR4 systems won't match this,
        # I just have to hope.  -- rms.
        # Use sysv4.2uw... so that sysv4* matches it.
        echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
        exit 0 ;;
    i?86:*:4.*:* | i?86:SYSTEM_V:4.*:*)
        UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
        if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
                echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
        else
                echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
        fi
        exit 0 ;;
    i?86:*:5:7*)
        # Fixed at (any) Pentium or better
        UNAME_MACHINE=i586
        if [ ${UNAME_SYSTEM} = "UnixWare" ] ; then
            echo ${UNAME_MACHINE}-sco-sysv${UNAME_RELEASE}uw${UNAME_VERSION}
        else
            echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE}
        fi
        exit 0 ;;
    i?86:*:3.2:*)
        if test -f /usr/options/cb.name; then
                UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
                echo ${UNAME_MACHINE}-pc-isc$UNAME_REL
        elif /bin/uname -X 2>/dev/null >/dev/null ; then
                UNAME_REL=`(/bin/uname -X|egrep Release|sed -e 's/.*= //')`
                (/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486
                (/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) \
                        && UNAME_MACHINE=i586
                (/bin/uname -X|egrep '^Machine.*Pent ?II' >/dev/null) \
                        && UNAME_MACHINE=i686
                (/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) \
                        && UNAME_MACHINE=i686
                echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
        else
                echo ${UNAME_MACHINE}-pc-sysv32
        fi
        exit 0 ;;
    i?86:*DOS:*:*)
        echo ${UNAME_MACHINE}-pc-msdosdjgpp
        exit 0 ;;
    pc:*:*:*)
        # Left here for compatibility:
        # uname -m prints for DJGPP always 'pc', but it prints nothing about
        # the processor, so we play safe by assuming i386.
        echo i386-pc-msdosdjgpp
        exit 0 ;;
    Intel:Mach:3*:*)
        echo i386-pc-mach3
        exit 0 ;;
    paragon:*:*:*)
        echo i860-intel-osf1
        exit 0 ;;
    i860:*:4.*:*) # i860-SVR4
        if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
          echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
        else # Add other i860-SVR4 vendors below as they are discovered.
          echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
        fi
        exit 0 ;;
    mini*:CTIX:SYS*5:*)
        # "miniframe"
        echo m68010-convergent-sysv
        exit 0 ;;
    M68*:*:R3V[567]*:*)
        test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;;
    3[34]??:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 4850:*:4.0:3.0)
        OS_REL=''
        test -r /etc/.relid \
        && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
        /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
          && echo i486-ncr-sysv4.3${OS_REL} && exit 0
        /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
          && echo i586-ncr-sysv4.3${OS_REL} && exit 0 ;;
    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
        /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
          && echo i486-ncr-sysv4 && exit 0 ;;
    m68*:LynxOS:2.*:*)
        echo m68k-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
    mc68030:UNIX_System_V:4.*:*)
        echo m68k-atari-sysv4
        exit 0 ;;
    i?86:LynxOS:2.*:* | i?86:LynxOS:3.[01]*:*)
        echo i386-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
    TSUNAMI:LynxOS:2.*:*)
        echo sparc-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
    rs6000:LynxOS:2.*:* | PowerPC:LynxOS:2.*:*)
        echo rs6000-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
    SM[BE]S:UNIX_SV:*:*)
        echo mips-dde-sysv${UNAME_RELEASE}
        exit 0 ;;
    RM*:ReliantUNIX-*:*:*)
        echo mips-sni-sysv4
        exit 0 ;;
    RM*:SINIX-*:*:*)
        echo mips-sni-sysv4
        exit 0 ;;
    *:SINIX-*:*:*)
        if uname -p 2>/dev/null >/dev/null ; then
                UNAME_MACHINE=`(uname -p) 2>/dev/null`
                echo ${UNAME_MACHINE}-sni-sysv4
        else
                echo ns32k-sni-sysv
        fi
        exit 0 ;;
    PENTIUM:CPunix:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
                           # says <Richard.M.Bartel@ccMail.Census.GOV>
        echo i586-unisys-sysv4
        exit 0 ;;
    *:UNIX_System_V:4*:FTX*)
        # From Gerald Hewes <hewes@openmarket.com>.
        # How about differentiating between stratus architectures? -djm
        echo hppa1.1-stratus-sysv4
        exit 0 ;;
    *:*:*:FTX*)
        # From seanf@swdc.stratus.com.
        echo i860-stratus-sysv4
        exit 0 ;;
    mc68*:A/UX:*:*)
        echo m68k-apple-aux${UNAME_RELEASE}
        exit 0 ;;
    news*:NEWS-OS:*:6*)
        echo mips-sony-newsos6
        exit 0 ;;
    R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
        if [ -d /usr/nec ]; then
                echo mips-nec-sysv${UNAME_RELEASE}
        else
                echo mips-unknown-sysv${UNAME_RELEASE}
        fi
        exit 0 ;;
    BeBox:BeOS:*:*)     # BeOS running on hardware made by Be, PPC only.
        echo powerpc-be-beos
        exit 0 ;;
    BeMac:BeOS:*:*)     # BeOS running on Mac or Mac clone, PPC only.
        echo powerpc-apple-beos
        exit 0 ;;
    BePC:BeOS:*:*)      # BeOS running on Intel PC compatible.
        echo i586-pc-beos
        exit 0 ;;
    SX-4:SUPER-UX:*:*)
        echo sx4-nec-superux${UNAME_RELEASE}
        exit 0 ;;
    SX-5:SUPER-UX:*:*)
        echo sx5-nec-superux${UNAME_RELEASE}
        exit 0 ;;
    Power*:Rhapsody:*:*)
        echo powerpc-apple-rhapsody${UNAME_RELEASE}
        exit 0 ;;
    *:Rhapsody:*:*)
        echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
        exit 0 ;;
    Power*:Mac*OS:*:*)
        echo powerpc-apple-macos${UNAME_RELEASE}
        exit 0 ;;
    *:Mac*OS:*:*)
        echo ${UNAME_MACHINE}-apple-macos${UNAME_RELEASE}
        exit 0 ;;
    *:QNX:*:4*)
        echo i386-qnx-qnx${UNAME_VERSION}
        exit 0 ;;
esac

#echo '(No uname command or uname output not recognized.)' 1>&2
#echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2

cat >$dummy.c <<EOF
#ifdef _SEQUENT_
# include <sys/types.h>
# include <sys/utsname.h>
#endif
main ()
{
#if defined (sony)
#if defined (MIPSEB)
  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
     I don't know....  */
  printf ("mips-sony-bsd\n"); exit (0);
#else
#include <sys/param.h>
  printf ("m68k-sony-newsos%s\n",
#ifdef NEWSOS4
          "4"
#else
          ""
#endif
         ); exit (0);
#endif
#endif

#if defined (__arm) && defined (__acorn) && defined (__unix)
  printf ("arm-acorn-riscix"); exit (0);
#endif

#if defined (hp300) && !defined (hpux)
  printf ("m68k-hp-bsd\n"); exit (0);
#endif

#if defined (NeXT)
#if !defined (__ARCHITECTURE__)
#define __ARCHITECTURE__ "m68k"
#endif
  int version;
  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
  if (version < 4)
    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
  else
    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
  exit (0);
#endif

#if defined (MULTIMAX) || defined (n16)
#if defined (UMAXV)
  printf ("ns32k-encore-sysv\n"); exit (0);
#else
#if defined (CMU)
  printf ("ns32k-encore-mach\n"); exit (0);
#else
  printf ("ns32k-encore-bsd\n"); exit (0);
#endif
#endif
#endif

#if defined (__386BSD__)
  printf ("i386-pc-bsd\n"); exit (0);
#endif

#if defined (sequent)
#if defined (i386)
  printf ("i386-sequent-dynix\n"); exit (0);
#endif
#if defined (ns32000)
  printf ("ns32k-sequent-dynix\n"); exit (0);
#endif
#endif

#if defined (_SEQUENT_)
    struct utsname un;

    uname(&un);

    if (strncmp(un.version, "V2", 2) == 0) {
        printf ("i386-sequent-ptx2\n"); exit (0);
    }
    if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
        printf ("i386-sequent-ptx1\n"); exit (0);
    }
    printf ("i386-sequent-ptx\n"); exit (0);

#endif

#if defined (vax)
#if !defined (ultrix)
  printf ("vax-dec-bsd\n"); exit (0);
#else
  printf ("vax-dec-ultrix\n"); exit (0);
#endif
#endif

#if defined (alliant) && defined (i860)
  printf ("i860-alliant-bsd\n"); exit (0);
#endif

  exit (1);
}
EOF

$CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy && rm $dummy.c $dummy && exit 0
rm -f $dummy.c $dummy

# Apollos put the system type in the environment.

test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit 0; }

# Convex versions that predate uname can use getsysinfo(1)

if [ -x /usr/convex/getsysinfo ]
then
    case `getsysinfo -f cpu_type` in
    c1*)
        echo c1-convex-bsd
        exit 0 ;;
    c2*)
        if getsysinfo -f scalar_acc
        then echo c32-convex-bsd
        else echo c2-convex-bsd
        fi
        exit 0 ;;
    c34*)
        echo c34-convex-bsd
        exit 0 ;;
    c38*)
        echo c38-convex-bsd
        exit 0 ;;
    c4*)
        echo c4-convex-bsd
        exit 0 ;;
    esac
fi

#echo '(Unable to guess system type)' 1>&2

exit 1