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#!/bin/sh
# Attempt to guess a canonical system name.
#   Copyright (C) 1992, 1993, 1994 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., 675 Mass Ave, Cambridge, MA 02139, 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>.
# The master version of this file is at the FSF in /home/gd/gnu/lib.
#
# 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).
#

# 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

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
    alpha:OSF1:V*:*)
        # After 1.2, OSF1 uses "V1.3" for uname -r.
        echo alpha-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^V//'`
        exit 0 ;;
    alpha:OSF1:*:*)
        # 1.2 uses "1.2" for uname -r.
        echo alpha-dec-osf${UNAME_RELEASE}
        exit 0 ;;
    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
        echo arm-acorn-riscix${UNAME_RELEASE}
        exit 0;;
    Pyramid*:OSx*:*:*)
        if test "`(/bin/universe) 2>/dev/null`" = att ; then
                echo pyramid-pyramid-sysv3
        else
                echo pyramid-pyramid-bsd
        fi
        exit 0 ;;
    i86pc:SunOS:5.*:*)
        echo i486-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
    sun4*:SunOS:5.*:*)
        echo sparc-sun-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:*:*)
        # 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 ;;
    tp_s2*:SunOS:*:*)
        # Tadpole Sparcbook 2 running a modified 4.1.3
        echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
        exit 0 ;;
    RISC*:ULTRIX:*:*)
        echo mips-dec-ultrix${UNAME_RELEASE}
        exit 0 ;;
    VAX*:ULTRIX*:*:*)
        echo vax-dec-ultrix${UNAME_RELEASE}
        exit 0 ;;
    mips:*:5*:RISCos)
        echo mips-mips-riscos${UNAME_RELEASE}
        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:*:*)
        if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx \
             -o ${TARGET_BINARY_INTERFACE}x = x ] ; then
                echo m88k-dg-dgux${UNAME_RELEASE}
        else
                echo m88k-dg-dguxbcs${UNAME_RELEASE}
        fi
        exit 0 ;;
    M88*:DolphinOS:*:*) # DolphinOS (SVR3)
        echo m88k-dolphin-sysv3
        exit 0 ;;
    M88*:*:R3*:*)
        # Delta 88k system running SVR3
        echo m88k-motorola-sysv3
        exit 0 ;;
    XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
        echo m88k-tektronix-sysv3
        exit 0 ;;
    Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
        echo m68k-tektronix-bsd
        exit 0 ;;
    *:IRIX:*:*)
        echo mips-sgi-irix${UNAME_RELEASE}
        exit 0 ;;
    i[34]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
                ${CC-cc} dummy.c -o dummy && ./dummy && rm dummy.c dummy && exit 0
                rm -f dummy.c dummy
                echo rs6000-ibm-aix3.2.5
        elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
                echo rs6000-ibm-aix3.2.4
        else
                echo rs6000-ibm-aix3.2
        fi
        exit 0 ;;
    *:AIX:*:4)
        if /usr/sbin/lsattr -EHl proc0 | grep POWER >/dev/null 2>&1; then
                IBM_ARCH=rs6000
        else
                IBM_ARCH=powerpc
        fi
        if grep bos410 /usr/include/stdio.h >/dev/null 2>&1; then
                IBM_REV=4.1
        elif grep bos411 /usr/include/stdio.h >/dev/null 2>&1; then
                IBM_REV=4.1.1
        else
                IBM_REV=4.${UNAME_RELEASE}
        fi
        echo ${IBM_ARCH}-ibm-aix${IBM_REV}
        exit 0 ;;
    *:AIX:*:*)
        echo rs6000-ibm-aix
        exit 0 ;;
    *: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/[3478]??:HP-UX:*:*)
        case "${UNAME_MACHINE}" in
            9000/31? )            HP_ARCH=m68000 ;;
            9000/[34]?? )         HP_ARCH=m68k ;;
            9000/7?? | 9000/8?7 ) HP_ARCH=hppa1.1 ;;
            9000/8?? )            HP_ARCH=hppa1.0 ;;
        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
        ${CC-cc} dummy.c -o dummy && ./dummy && rm dummy.c dummy && exit 0
        rm -f dummy.c dummy
        echo unknown-hitachi-hiuxwe2
        exit 0 ;;
    9000/7??:4.3bsd:*:* | 9000/8?7:4.3bsd:*:* )
        echo hppa1.1-hp-bsd
        exit 0 ;;
    9000/8??:4.3bsd:*:*)
        echo hppa1.0-hp-bsd
        exit 0 ;;
    hp7??:OSF1:*:* | hp8?7:OSF1:*:* )
        echo hppa1.1-hp-osf
        exit 0 ;;
    hp8??:OSF1:*:*)
        echo hppa1.0-hp-osf
        exit 0 ;;
    C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
        echo c1-convex-bsd
        exit 0 ;;
    C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
        if getsysinfo -f scalar_acc
        then echo c32-convex-bsd
        else echo c2-convex-bsd
        fi
        exit 0 ;;
    C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
        echo c34-convex-bsd
        exit 0 ;;
    C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
        echo c38-convex-bsd
        exit 0 ;;
    C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
        echo c4-convex-bsd
        exit 0 ;;
    CRAY*X-MP:UNICOS:*:*)
        echo xmp-cray-unicos
        exit 0 ;;
    CRAY*Y-MP:UNICOS:*:*)
        echo ymp-cray-unicos
        exit 0 ;;
    CRAY-2:UNICOS:*:*)
        echo cray2-cray-unicos
        exit 0 ;;
    hp3[0-9][05]:NetBSD:*:*)
        echo m68k-hp-netbsd${UNAME_RELEASE}
        exit 0 ;;
    i[34]86:BSD/386:*:*)
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit 0 ;;
    i[34]86:BSD/OS:*:*)
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit 0 ;;
    *:FreeBSD:*:*)
        echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
        exit 0 ;;
    *:NetBSD:*:*)
        echo ${UNAME_MACHINE}-unknown-netbsd`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:*:*)
        echo ${UNAME_MACHINE}-unknown-linux
        exit 0 ;;
# 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[34]86:DYNIX/ptx:4*:*)
        echo i386-sequent-sysv4
        exit 0 ;;
    i[34]86:*:4.*:* | i[34]86:SYSTEM_V:4.*:*)
        if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
                echo ${UNAME_MACHINE}-univel-sysv${UNAME_RELEASE}
        else
                echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}
        fi
        exit 0 ;;
    i[34]86:*:3.2:*)
        if /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
                echo ${UNAME_MACHINE}-unknown-sco$UNAME_REL
        elif test -f /usr/options/cb.name; then
                UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
                echo ${UNAME_MACHINE}-unknown-isc$UNAME_REL
        else
                echo ${UNAME_MACHINE}-unknown-sysv32
        fi
        exit 0 ;;
    Intel:Mach:3*:*)
        echo i386-unknown-mach3
        exit 0 ;;
    i860:*:4.*:*) # i860-SVR4
        if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
          echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
        else # Add other i860-SVR4 vendors below as they are discovered.
          echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
        fi
        exit 0 ;;
    mini*:CTIX:SYS*5:*)
        # "miniframe"
        echo m68010-convergent-sysv
        exit 0 ;;
    M680[234]0:*:R3V[567]*:*)
        test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;;
    3[34]??:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0)
        uname -p 2>/dev/null | grep 86 >/dev/null \
          && echo i486-ncr-sysv4.3 && exit 0 ;;
    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
        uname -p 2>/dev/null | grep 86 >/dev/null \
          && echo i486-ncr-sysv4 && exit 0 ;;
    m680[234]0:LynxOS:2.2*:*)
        echo m68k-lynx-lynxos${UNAME_RELEASE}
        exit 0 ;;
    PowerPC:LynxOS:2.2*:*)
        echo powerpc-lynx-lynxos${UNAME_RELEASE}
        exit 0 ;;
    mc68030:UNIX_System_V:4.*:*)
        echo m68k-atari-sysv4
        exit 0 ;;
    i[34]86:LynxOS:2.2*:*)
        echo i386-lynx-lynxos${UNAME_RELEASE}
        exit 0 ;;
    TSUNAMI:LynxOS:2.2*:*)
        echo sparc-lynx-lynxos${UNAME_RELEASE}
        exit 0 ;;
    rs6000:LynxOS:2.2*:*)
        echo rs6000-lynx-lynxos${UNAME_RELEASE}
        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 ;;
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
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
  printf ("m68k-sony-newsos\n"); 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`;
  printf ("%s-next-nextstep%s\n", __ARCHITECTURE__,  version==2 ? "2" : "3");
  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-unknown-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_)
  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-cc} 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