build-aux/config.guess

   1 #! /bin/sh
   2 # Attempt to guess a canonical system name.
   3 #   Copyright 1992-2024 Free Software Foundation, Inc.
   4
   5 # shellcheck disable=SC2006,SC2268 # see below for rationale
   6
   7 timestamp='2024-01-01'
   8
   9 # This file is free software; you can redistribute it and/or modify it
  10 # 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, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 # 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 <https://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
  26 # program.  This Exception is an additional permission under section 7
  27 # of the GNU General Public License, version 3 ("GPLv3").
  28 #
  29 # Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
  30 #
  31 # You can get the latest version of this script from:
  32 # https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
  33 #
  34 # Please send patches to <config-patches@gnu.org>.
  35
  36
  37 # The "shellcheck disable" line above the timestamp inhibits complaints
  38 # about features and limitations of the classic Bourne shell that were
  39 # superseded or lifted in POSIX.  However, this script identifies a wide
  40 # variety of pre-POSIX systems that do not have POSIX shells at all, and
  41 # even some reasonably current systems (Solaris 10 as case-in-point) still
  42 # have a pre-POSIX /bin/sh.
  43
  44
  45 me=`echo "$0" | sed -e 's,.*/,,'`
  46
  47 usage="\
  48 Usage: $0 [OPTION]
  49
  50 Output the configuration name of the system '$me' is run on.
  51
  52 Options:
  53   -h, --help         print this help, then exit
  54   -t, --time-stamp   print date of last modification, then exit
  55   -v, --version      print version number, then exit
  56
  57 Report bugs and patches to <config-patches@gnu.org>."
  58
  59 version="\
  60 GNU config.guess ($timestamp)
  61
  62 Originally written by Per Bothner.
  63 Copyright 1992-2024 Free Software Foundation, Inc.
  64
  65 This is free software; see the source for copying conditions.  There is NO
  66 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
  67
  68 help="
  69 Try '$me --help' for more information."
  70
  71 # Parse command line
  72 while test $# -gt 0 ; do
  73   case $1 in
  74     --time-stamp | --time* | -t )
  75        echo "$timestamp" ; exit ;;
  76     --version | -v )
  77        echo "$version" ; exit ;;
  78     --help | --h* | -h )
  79        echo "$usage"; exit ;;
  80     -- )     # Stop option processing
  81        shift; break ;;
  82     - ) # Use stdin as input.
  83        break ;;
  84     -* )
  85        echo "$me: invalid option $1$help" >&2
  86        exit 1 ;;
  87     * )
  88        break ;;
  89   esac
  90 done
  91
  92 if test $# != 0; then
  93   echo "$me: too many arguments$help" >&2
  94   exit 1
  95 fi
  96
  97 # Just in case it came from the environment.
  98 GUESS=
  99
 100 # CC_FOR_BUILD -- compiler used by this script. Note that the use of a
 101 # compiler to aid in system detection is discouraged as it requires
 102 # temporary files to be created and, as you can see below, it is a
 103 # headache to deal with in a portable fashion.
 104
 105 # Historically, 'CC_FOR_BUILD' used to be named 'HOST_CC'. We still
 106 # use 'HOST_CC' if defined, but it is deprecated.
 107
 108 # Portable tmp directory creation inspired by the Autoconf team.
 109
 110 tmp=
 111 # shellcheck disable=SC2172
 112 trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
 113
 114 set_cc_for_build() {
 115     # prevent multiple calls if $tmp is already set
 116     test "$tmp" && return 0
 117     : "${TMPDIR=/tmp}"
 118     # shellcheck disable=SC2039,SC3028
 119     { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
 120         { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
 121         { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
 122         { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
 123     dummy=$tmp/dummy
 124     case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
 125         ,,)    echo "int x;" > "$dummy.c"
 126                for driver in cc gcc c89 c99 ; do
 127                    if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
 128                        CC_FOR_BUILD=$driver
 129                        break
 130                    fi
 131                done
 132                if test x"$CC_FOR_BUILD" = x ; then
 133                    CC_FOR_BUILD=no_compiler_found
 134                fi
 135                ;;
 136         ,,*)   CC_FOR_BUILD=$CC ;;
 137         ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
 138     esac
 139 }
 140
 141 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
 142 # (ghazi@noc.rutgers.edu 1994-08-24)
 143 if test -f /.attbin/uname ; then
 144         PATH=$PATH:/.attbin ; export PATH
 145 fi
 146
 147 UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
 148 UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 149 UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
 150 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 151
 152 case $UNAME_SYSTEM in
 153 Linux|GNU|GNU/*)
 154         LIBC=unknown
 155
 156         set_cc_for_build
 157         cat <<-EOF > "$dummy.c"
 158         #if defined(__ANDROID__)
 159         LIBC=android
 160         #else
 161         #include <features.h>
 162         #if defined(__UCLIBC__)
 163         LIBC=uclibc
 164         #elif defined(__dietlibc__)
 165         LIBC=dietlibc
 166         #elif defined(__GLIBC__)
 167         LIBC=gnu
 168         #elif defined(__LLVM_LIBC__)
 169         LIBC=llvm
 170         #else
 171         #include <stdarg.h>
 172         /* First heuristic to detect musl libc.  */
 173         #ifdef __DEFINED_va_list
 174         LIBC=musl
 175         #endif
 176         #endif
 177         #endif
 178         EOF
 179         cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
 180         eval "$cc_set_libc"
 181
 182         # Second heuristic to detect musl libc.
 183         if [ "$LIBC" = unknown ] &&
 184            command -v ldd >/dev/null &&
 185            ldd --version 2>&1 | grep -q ^musl; then
 186                 LIBC=musl
 187         fi
 188
 189         # If the system lacks a compiler, then just pick glibc.
 190         # We could probably try harder.
 191         if [ "$LIBC" = unknown ]; then
 192                 LIBC=gnu
 193         fi
 194         ;;
 195 esac
 196
 197 # Note: order is significant - the case branches are not exclusive.
 198
 199 case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in
 200     *:NetBSD:*:*)
 201         # NetBSD (nbsd) targets should (where applicable) match one or
 202         # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
 203         # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
 204         # switched to ELF, *-*-netbsd* would select the old
 205         # object file format.  This provides both forward
 206         # compatibility and a consistent mechanism for selecting the
 207         # object file format.
 208         #
 209         # Note: NetBSD doesn't particularly care about the vendor
 210         # portion of the name.  We always set it to "unknown".
 211         UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
 212             /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
 213             /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
 214             echo unknown)`
 215         case $UNAME_MACHINE_ARCH in
 216             aarch64eb) machine=aarch64_be-unknown ;;
 217             armeb) machine=armeb-unknown ;;
 218             arm*) machine=arm-unknown ;;
 219             sh3el) machine=shl-unknown ;;
 220             sh3eb) machine=sh-unknown ;;
 221             sh5el) machine=sh5le-unknown ;;
 222             earmv*)
 223                 arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
 224                 endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
 225                 machine=${arch}${endian}-unknown
 226                 ;;
 227             *) machine=$UNAME_MACHINE_ARCH-unknown ;;
 228         esac
 229         # The Operating System including object format, if it has switched
 230         # to ELF recently (or will in the future) and ABI.
 231         case $UNAME_MACHINE_ARCH in
 232             earm*)
 233                 os=netbsdelf
 234                 ;;
 235             arm*|i386|m68k|ns32k|sh3*|sparc|vax)
 236                 set_cc_for_build
 237                 if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
 238                         | grep -q __ELF__
 239                 then
 240                     # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
 241                     # Return netbsd for either.  FIX?
 242                     os=netbsd
 243                 else
 244                     os=netbsdelf
 245                 fi
 246                 ;;
 247             *)
 248                 os=netbsd
 249                 ;;
 250         esac
 251         # Determine ABI tags.
 252         case $UNAME_MACHINE_ARCH in
 253             earm*)
 254                 expr='s/^earmv[0-9]/-eabi/;s/eb$//'
 255                 abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"`
 256                 ;;
 257         esac
 258         # The OS release
 259         # Debian GNU/NetBSD machines have a different userland, and
 260         # thus, need a distinct triplet. However, they do not need
 261         # kernel version information, so it can be replaced with a
 262         # suitable tag, in the style of linux-gnu.
 263         case $UNAME_VERSION in
 264             Debian*)
 265                 release='-gnu'
 266                 ;;
 267             *)
 268                 release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
 269                 ;;
 270         esac
 271         # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
 272         # contains redundant information, the shorter form:
 273         # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
 274         GUESS=$machine-${os}${release}${abi-}
 275         ;;
 276     *:Bitrig:*:*)
 277         UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
 278         GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE
 279         ;;
 280     *:OpenBSD:*:*)
 281         UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
 282         GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE
 283         ;;
 284     *:SecBSD:*:*)
 285         UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'`
 286         GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE
 287         ;;
 288     *:LibertyBSD:*:*)
 289         UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
 290         GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE
 291         ;;
 292     *:MidnightBSD:*:*)
 293         GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE
 294         ;;
 295     *:ekkoBSD:*:*)
 296         GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE
 297         ;;
 298     *:SolidBSD:*:*)
 299         GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE
 300         ;;
 301     *:OS108:*:*)
 302         GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE
 303         ;;
 304     macppc:MirBSD:*:*)
 305         GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE
 306         ;;
 307     *:MirBSD:*:*)
 308         GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE
 309         ;;
 310     *:Sortix:*:*)
 311         GUESS=$UNAME_MACHINE-unknown-sortix
 312         ;;
 313     *:Twizzler:*:*)
 314         GUESS=$UNAME_MACHINE-unknown-twizzler
 315         ;;
 316     *:Redox:*:*)
 317         GUESS=$UNAME_MACHINE-unknown-redox
 318         ;;
 319     mips:OSF1:*.*)
 320         GUESS=mips-dec-osf1
 321         ;;
 322     alpha:OSF1:*:*)
 323         # Reset EXIT trap before exiting to avoid spurious non-zero exit code.
 324         trap '' 0
 325         case $UNAME_RELEASE in
 326         *4.0)
 327                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
 328                 ;;
 329         *5.*)
 330                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
 331                 ;;
 332         esac
 333         # According to Compaq, /usr/sbin/psrinfo has been available on
 334         # OSF/1 and Tru64 systems produced since 1995.  I hope that
 335         # covers most systems running today.  This code pipes the CPU
 336         # types through head -n 1, so we only detect the type of CPU 0.
 337         ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
 338         case $ALPHA_CPU_TYPE in
 339             "EV4 (21064)")
 340                 UNAME_MACHINE=alpha ;;
 341             "EV4.5 (21064)")
 342                 UNAME_MACHINE=alpha ;;
 343             "LCA4 (21066/21068)")
 344                 UNAME_MACHINE=alpha ;;
 345             "EV5 (21164)")
 346                 UNAME_MACHINE=alphaev5 ;;
 347             "EV5.6 (21164A)")
 348                 UNAME_MACHINE=alphaev56 ;;
 349             "EV5.6 (21164PC)")
 350                 UNAME_MACHINE=alphapca56 ;;
 351             "EV5.7 (21164PC)")
 352                 UNAME_MACHINE=alphapca57 ;;
 353             "EV6 (21264)")
 354                 UNAME_MACHINE=alphaev6 ;;
 355             "EV6.7 (21264A)")
 356                 UNAME_MACHINE=alphaev67 ;;
 357             "EV6.8CB (21264C)")
 358                 UNAME_MACHINE=alphaev68 ;;
 359             "EV6.8AL (21264B)")
 360                 UNAME_MACHINE=alphaev68 ;;
 361             "EV6.8CX (21264D)")
 362                 UNAME_MACHINE=alphaev68 ;;
 363             "EV6.9A (21264/EV69A)")
 364                 UNAME_MACHINE=alphaev69 ;;
 365             "EV7 (21364)")
 366                 UNAME_MACHINE=alphaev7 ;;
 367             "EV7.9 (21364A)")
 368                 UNAME_MACHINE=alphaev79 ;;
 369         esac
 370         # A Pn.n version is a patched version.
 371         # A Vn.n version is a released version.
 372         # A Tn.n version is a released field test version.
 373         # A Xn.n version is an unreleased experimental baselevel.
 374         # 1.2 uses "1.2" for uname -r.
 375         OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 376         GUESS=$UNAME_MACHINE-dec-osf$OSF_REL
 377         ;;
 378     Amiga*:UNIX_System_V:4.0:*)
 379         GUESS=m68k-unknown-sysv4
 380         ;;
 381     *:[Aa]miga[Oo][Ss]:*:*)
 382         GUESS=$UNAME_MACHINE-unknown-amigaos
 383         ;;
 384     *:[Mm]orph[Oo][Ss]:*:*)
 385         GUESS=$UNAME_MACHINE-unknown-morphos
 386         ;;
 387     *:OS/390:*:*)
 388         GUESS=i370-ibm-openedition
 389         ;;
 390     *:z/VM:*:*)
 391         GUESS=s390-ibm-zvmoe
 392         ;;
 393     *:OS400:*:*)
 394         GUESS=powerpc-ibm-os400
 395         ;;
 396     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 397         GUESS=arm-acorn-riscix$UNAME_RELEASE
 398         ;;
 399     arm*:riscos:*:*|arm*:RISCOS:*:*)
 400         GUESS=arm-unknown-riscos
 401         ;;
 402     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
 403         GUESS=hppa1.1-hitachi-hiuxmpp
 404         ;;
 405     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
 406         # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
 407         case `(/bin/universe) 2>/dev/null` in
 408             att) GUESS=pyramid-pyramid-sysv3 ;;
 409             *)   GUESS=pyramid-pyramid-bsd   ;;
 410         esac
 411         ;;
 412     NILE*:*:*:dcosx)
 413         GUESS=pyramid-pyramid-svr4
 414         ;;
 415     DRS?6000:unix:4.0:6*)
 416         GUESS=sparc-icl-nx6
 417         ;;
 418     DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
 419         case `/usr/bin/uname -p` in
 420             sparc) GUESS=sparc-icl-nx7 ;;
 421         esac
 422         ;;
 423     s390x:SunOS:*:*)
 424         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 425         GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL
 426         ;;
 427     sun4H:SunOS:5.*:*)
 428         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 429         GUESS=sparc-hal-solaris2$SUN_REL
 430         ;;
 431     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
 432         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 433         GUESS=sparc-sun-solaris2$SUN_REL
 434         ;;
 435     i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
 436         GUESS=i386-pc-auroraux$UNAME_RELEASE
 437         ;;
 438     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
 439         set_cc_for_build
 440         SUN_ARCH=i386
 441         # If there is a compiler, see if it is configured for 64-bit objects.
 442         # Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
 443         # This test works for both compilers.
 444         if test "$CC_FOR_BUILD" != no_compiler_found; then
 445             if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
 446                 (CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \
 447                 grep IS_64BIT_ARCH >/dev/null
 448             then
 449                 SUN_ARCH=x86_64
 450             fi
 451         fi
 452         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 453         GUESS=$SUN_ARCH-pc-solaris2$SUN_REL
 454         ;;
 455     sun4*:SunOS:6*:*)
 456         # According to config.sub, this is the proper way to canonicalize
 457         # SunOS6.  Hard to guess exactly what SunOS6 will be like, but
 458         # it's likely to be more like Solaris than SunOS4.
 459         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 460         GUESS=sparc-sun-solaris3$SUN_REL
 461         ;;
 462     sun4*:SunOS:*:*)
 463         case `/usr/bin/arch -k` in
 464             Series*|S4*)
 465                 UNAME_RELEASE=`uname -v`
 466                 ;;
 467         esac
 468         # Japanese Language versions have a version number like '4.1.3-JL'.
 469         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
 470         GUESS=sparc-sun-sunos$SUN_REL
 471         ;;
 472     sun3*:SunOS:*:*)
 473         GUESS=m68k-sun-sunos$UNAME_RELEASE
 474         ;;
 475     sun*:*:4.2BSD:*)
 476         UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
 477         test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
 478         case `/bin/arch` in
 479             sun3)
 480                 GUESS=m68k-sun-sunos$UNAME_RELEASE
 481                 ;;
 482             sun4)
 483                 GUESS=sparc-sun-sunos$UNAME_RELEASE
 484                 ;;
 485         esac
 486         ;;
 487     aushp:SunOS:*:*)
 488         GUESS=sparc-auspex-sunos$UNAME_RELEASE
 489         ;;
 490     # The situation for MiNT is a little confusing.  The machine name
 491     # can be virtually everything (everything which is not
 492     # "atarist" or "atariste" at least should have a processor
 493     # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
 494     # to the lowercase version "mint" (or "freemint").  Finally
 495     # the system name "TOS" denotes a system which is actually not
 496     # MiNT.  But MiNT is downward compatible to TOS, so this should
 497     # be no problem.
 498     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
 499         GUESS=m68k-atari-mint$UNAME_RELEASE
 500         ;;
 501     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
 502         GUESS=m68k-atari-mint$UNAME_RELEASE
 503         ;;
 504     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
 505         GUESS=m68k-atari-mint$UNAME_RELEASE
 506         ;;
 507     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
 508         GUESS=m68k-milan-mint$UNAME_RELEASE
 509         ;;
 510     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
 511         GUESS=m68k-hades-mint$UNAME_RELEASE
 512         ;;
 513     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
 514         GUESS=m68k-unknown-mint$UNAME_RELEASE
 515         ;;
 516     m68k:machten:*:*)
 517         GUESS=m68k-apple-machten$UNAME_RELEASE
 518         ;;
 519     powerpc:machten:*:*)
 520         GUESS=powerpc-apple-machten$UNAME_RELEASE
 521         ;;
 522     RISC*:Mach:*:*)
 523         GUESS=mips-dec-mach_bsd4.3
 524         ;;
 525     RISC*:ULTRIX:*:*)
 526         GUESS=mips-dec-ultrix$UNAME_RELEASE
 527         ;;
 528     VAX*:ULTRIX*:*:*)
 529         GUESS=vax-dec-ultrix$UNAME_RELEASE
 530         ;;
 531     2020:CLIX:*:* | 2430:CLIX:*:*)
 532         GUESS=clipper-intergraph-clix$UNAME_RELEASE
 533         ;;
 534     mips:*:*:UMIPS | mips:*:*:RISCos)
 535         set_cc_for_build
 536         sed 's/^        //' << EOF > "$dummy.c"
 537 #ifdef __cplusplus
 538 #include <stdio.h>  /* for printf() prototype */
 539         int main (int argc, char *argv[]) {
 540 #else
 541         int main (argc, argv) int argc; char *argv[]; {
 542 #endif
 543         #if defined (host_mips) && defined (MIPSEB)
 544         #if defined (SYSTYPE_SYSV)
 545           printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
 546         #endif
 547         #if defined (SYSTYPE_SVR4)
 548           printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
 549         #endif
 550         #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
 551           printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
 552         #endif
 553         #endif
 554           exit (-1);
 555         }
 556 EOF
 557         $CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
 558           dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
 559           SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
 560             { echo "$SYSTEM_NAME"; exit; }
 561         GUESS=mips-mips-riscos$UNAME_RELEASE
 562         ;;
 563     Motorola:PowerMAX_OS:*:*)
 564         GUESS=powerpc-motorola-powermax
 565         ;;
 566     Motorola:*:4.3:PL8-*)
 567         GUESS=powerpc-harris-powermax
 568         ;;
 569     Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
 570         GUESS=powerpc-harris-powermax
 571         ;;
 572     Night_Hawk:Power_UNIX:*:*)
 573         GUESS=powerpc-harris-powerunix
 574         ;;
 575     m88k:CX/UX:7*:*)
 576         GUESS=m88k-harris-cxux7
 577         ;;
 578     m88k:*:4*:R4*)
 579         GUESS=m88k-motorola-sysv4
 580         ;;
 581     m88k:*:3*:R3*)
 582         GUESS=m88k-motorola-sysv3
 583         ;;
 584     AViiON:dgux:*:*)
 585         # DG/UX returns AViiON for all architectures
 586         UNAME_PROCESSOR=`/usr/bin/uname -p`
 587         if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
 588         then
 589             if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
 590                test "$TARGET_BINARY_INTERFACE"x = x
 591             then
 592                 GUESS=m88k-dg-dgux$UNAME_RELEASE
 593             else
 594                 GUESS=m88k-dg-dguxbcs$UNAME_RELEASE
 595             fi
 596         else
 597             GUESS=i586-dg-dgux$UNAME_RELEASE
 598         fi
 599         ;;
 600     M88*:DolphinOS:*:*) # DolphinOS (SVR3)
 601         GUESS=m88k-dolphin-sysv3
 602         ;;
 603     M88*:*:R3*:*)
 604         # Delta 88k system running SVR3
 605         GUESS=m88k-motorola-sysv3
 606         ;;
 607     XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
 608         GUESS=m88k-tektronix-sysv3
 609         ;;
 610     Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
 611         GUESS=m68k-tektronix-bsd
 612         ;;
 613     *:IRIX*:*:*)
 614         IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'`
 615         GUESS=mips-sgi-irix$IRIX_REL
 616         ;;
 617     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
 618         GUESS=romp-ibm-aix    # uname -m gives an 8 hex-code CPU id
 619         ;;                    # Note that: echo "'`uname -s`'" gives 'AIX '
 620     i*86:AIX:*:*)
 621         GUESS=i386-ibm-aix
 622         ;;
 623     ia64:AIX:*:*)
 624         if test -x /usr/bin/oslevel ; then
 625                 IBM_REV=`/usr/bin/oslevel`
 626         else
 627                 IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
 628         fi
 629         GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV
 630         ;;
 631     *:AIX:2:3)
 632         if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
 633                 set_cc_for_build
 634                 sed 's/^                //' << EOF > "$dummy.c"
 635                 #include <sys/systemcfg.h>
 636
 637                 main()
 638                         {
 639                         if (!__power_pc())
 640                                 exit(1);
 641                         puts("powerpc-ibm-aix3.2.5");
 642                         exit(0);
 643                         }
 644 EOF
 645                 if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
 646                 then
 647                         GUESS=$SYSTEM_NAME
 648                 else
 649                         GUESS=rs6000-ibm-aix3.2.5
 650                 fi
 651         elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
 652                 GUESS=rs6000-ibm-aix3.2.4
 653         else
 654                 GUESS=rs6000-ibm-aix3.2
 655         fi
 656         ;;
 657     *:AIX:*:[4567])
 658         IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
 659         if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
 660                 IBM_ARCH=rs6000
 661         else
 662                 IBM_ARCH=powerpc
 663         fi
 664         if test -x /usr/bin/lslpp ; then
 665                 IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \
 666                            awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
 667         else
 668                 IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
 669         fi
 670         GUESS=$IBM_ARCH-ibm-aix$IBM_REV
 671         ;;
 672     *:AIX:*:*)
 673         GUESS=rs6000-ibm-aix
 674         ;;
 675     ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
 676         GUESS=romp-ibm-bsd4.4
 677         ;;
 678     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
 679         GUESS=romp-ibm-bsd$UNAME_RELEASE    # 4.3 with uname added to
 680         ;;                                  # report: romp-ibm BSD 4.3
 681     *:BOSX:*:*)
 682         GUESS=rs6000-bull-bosx
 683         ;;
 684     DPX/2?00:B.O.S.:*:*)
 685         GUESS=m68k-bull-sysv3
 686         ;;
 687     9000/[34]??:4.3bsd:1.*:*)
 688         GUESS=m68k-hp-bsd
 689         ;;
 690     hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
 691         GUESS=m68k-hp-bsd4.4
 692         ;;
 693     9000/[34678]??:HP-UX:*:*)
 694         HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
 695         case $UNAME_MACHINE in
 696             9000/31?)            HP_ARCH=m68000 ;;
 697             9000/[34]??)         HP_ARCH=m68k ;;
 698             9000/[678][0-9][0-9])
 699                 if test -x /usr/bin/getconf; then
 700                     sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
 701                     sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
 702                     case $sc_cpu_version in
 703                       523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
 704                       528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
 705                       532)                      # CPU_PA_RISC2_0
 706                         case $sc_kernel_bits in
 707                           32) HP_ARCH=hppa2.0n ;;
 708                           64) HP_ARCH=hppa2.0w ;;
 709                           '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
 710                         esac ;;
 711                     esac
 712                 fi
 713                 if test "$HP_ARCH" = ""; then
 714                     set_cc_for_build
 715                     sed 's/^            //' << EOF > "$dummy.c"
 716
 717                 #define _HPUX_SOURCE
 718                 #include <stdlib.h>
 719                 #include <unistd.h>
 720
 721                 int main ()
 722                 {
 723                 #if defined(_SC_KERNEL_BITS)
 724                     long bits = sysconf(_SC_KERNEL_BITS);
 725                 #endif
 726                     long cpu  = sysconf (_SC_CPU_VERSION);
 727
 728                     switch (cpu)
 729                         {
 730                         case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
 731                         case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
 732                         case CPU_PA_RISC2_0:
 733                 #if defined(_SC_KERNEL_BITS)
 734                             switch (bits)
 735                                 {
 736                                 case 64: puts ("hppa2.0w"); break;
 737                                 case 32: puts ("hppa2.0n"); break;
 738                                 default: puts ("hppa2.0"); break;
 739                                 } break;
 740                 #else  /* !defined(_SC_KERNEL_BITS) */
 741                             puts ("hppa2.0"); break;
 742                 #endif
 743                         default: puts ("hppa1.0"); break;
 744                         }
 745                     exit (0);
 746                 }
 747 EOF
 748                     (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
 749                     test -z "$HP_ARCH" && HP_ARCH=hppa
 750                 fi ;;
 751         esac
 752         if test "$HP_ARCH" = hppa2.0w
 753         then
 754             set_cc_for_build
 755
 756             # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
 757             # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
 758             # generating 64-bit code.  GNU and HP use different nomenclature:
 759             #
 760             # $ CC_FOR_BUILD=cc ./config.guess
 761             # => hppa2.0w-hp-hpux11.23
 762             # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
 763             # => hppa64-hp-hpux11.23
 764
 765             if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
 766                 grep -q __LP64__
 767             then
 768                 HP_ARCH=hppa2.0w
 769             else
 770                 HP_ARCH=hppa64
 771             fi
 772         fi
 773         GUESS=$HP_ARCH-hp-hpux$HPUX_REV
 774         ;;
 775     ia64:HP-UX:*:*)
 776         HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
 777         GUESS=ia64-hp-hpux$HPUX_REV
 778         ;;
 779     3050*:HI-UX:*:*)
 780         set_cc_for_build
 781         sed 's/^        //' << EOF > "$dummy.c"
 782         #include <unistd.h>
 783         int
 784         main ()
 785         {
 786           long cpu = sysconf (_SC_CPU_VERSION);
 787           /* The order matters, because CPU_IS_HP_MC68K erroneously returns
 788              true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
 789              results, however.  */
 790           if (CPU_IS_PA_RISC (cpu))
 791             {
 792               switch (cpu)
 793                 {
 794                   case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
 795                   case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
 796                   case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
 797                   default: puts ("hppa-hitachi-hiuxwe2"); break;
 798                 }
 799             }
 800           else if (CPU_IS_HP_MC68K (cpu))
 801             puts ("m68k-hitachi-hiuxwe2");
 802           else puts ("unknown-hitachi-hiuxwe2");
 803           exit (0);
 804         }
 805 EOF
 806         $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
 807                 { echo "$SYSTEM_NAME"; exit; }
 808         GUESS=unknown-hitachi-hiuxwe2
 809         ;;
 810     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
 811         GUESS=hppa1.1-hp-bsd
 812         ;;
 813     9000/8??:4.3bsd:*:*)
 814         GUESS=hppa1.0-hp-bsd
 815         ;;
 816     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
 817         GUESS=hppa1.0-hp-mpeix
 818         ;;
 819     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
 820         GUESS=hppa1.1-hp-osf
 821         ;;
 822     hp8??:OSF1:*:*)
 823         GUESS=hppa1.0-hp-osf
 824         ;;
 825     i*86:OSF1:*:*)
 826         if test -x /usr/sbin/sysversion ; then
 827             GUESS=$UNAME_MACHINE-unknown-osf1mk
 828         else
 829             GUESS=$UNAME_MACHINE-unknown-osf1
 830         fi
 831         ;;
 832     parisc*:Lites*:*:*)
 833         GUESS=hppa1.1-hp-lites
 834         ;;
 835     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
 836         GUESS=c1-convex-bsd
 837         ;;
 838     C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
 839         if getsysinfo -f scalar_acc
 840         then echo c32-convex-bsd
 841         else echo c2-convex-bsd
 842         fi
 843         exit ;;
 844     C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
 845         GUESS=c34-convex-bsd
 846         ;;
 847     C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
 848         GUESS=c38-convex-bsd
 849         ;;
 850     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
 851         GUESS=c4-convex-bsd
 852         ;;
 853     CRAY*Y-MP:*:*:*)
 854         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 855         GUESS=ymp-cray-unicos$CRAY_REL
 856         ;;
 857     CRAY*[A-Z]90:*:*:*)
 858         echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
 859         | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
 860               -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
 861               -e 's/\.[^.]*$/.X/'
 862         exit ;;
 863     CRAY*TS:*:*:*)
 864         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 865         GUESS=t90-cray-unicos$CRAY_REL
 866         ;;
 867     CRAY*T3E:*:*:*)
 868         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 869         GUESS=alphaev5-cray-unicosmk$CRAY_REL
 870         ;;
 871     CRAY*SV1:*:*:*)
 872         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 873         GUESS=sv1-cray-unicos$CRAY_REL
 874         ;;
 875     *:UNICOS/mp:*:*)
 876         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 877         GUESS=craynv-cray-unicosmp$CRAY_REL
 878         ;;
 879     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
 880         FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 881         FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
 882         FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
 883         GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
 884         ;;
 885     5000:UNIX_System_V:4.*:*)
 886         FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
 887         FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
 888         GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
 889         ;;
 890     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
 891         GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE
 892         ;;
 893     sparc*:BSD/OS:*:*)
 894         GUESS=sparc-unknown-bsdi$UNAME_RELEASE
 895         ;;
 896     *:BSD/OS:*:*)
 897         GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE
 898         ;;
 899     arm:FreeBSD:*:*)
 900         UNAME_PROCESSOR=`uname -p`
 901         set_cc_for_build
 902         if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
 903             | grep -q __ARM_PCS_VFP
 904         then
 905             FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 906             GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi
 907         else
 908             FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 909             GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf
 910         fi
 911         ;;
 912     *:FreeBSD:*:*)
 913         UNAME_PROCESSOR=`uname -p`
 914         case $UNAME_PROCESSOR in
 915             amd64)
 916                 UNAME_PROCESSOR=x86_64 ;;
 917             i386)
 918                 UNAME_PROCESSOR=i586 ;;
 919         esac
 920         FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 921         GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL
 922         ;;
 923     i*:CYGWIN*:*)
 924         GUESS=$UNAME_MACHINE-pc-cygwin
 925         ;;
 926     *:MINGW64*:*)
 927         GUESS=$UNAME_MACHINE-pc-mingw64
 928         ;;
 929     *:MINGW*:*)
 930         GUESS=$UNAME_MACHINE-pc-mingw32
 931         ;;
 932     *:MSYS*:*)
 933         GUESS=$UNAME_MACHINE-pc-msys
 934         ;;
 935     i*:PW*:*)
 936         GUESS=$UNAME_MACHINE-pc-pw32
 937         ;;
 938     *:SerenityOS:*:*)
 939         GUESS=$UNAME_MACHINE-pc-serenity
 940         ;;
 941     *:Interix*:*)
 942         case $UNAME_MACHINE in
 943             x86)
 944                 GUESS=i586-pc-interix$UNAME_RELEASE
 945                 ;;
 946             authenticamd | genuineintel | EM64T)
 947                 GUESS=x86_64-unknown-interix$UNAME_RELEASE
 948                 ;;
 949             IA64)
 950                 GUESS=ia64-unknown-interix$UNAME_RELEASE
 951                 ;;
 952         esac ;;
 953     i*:UWIN*:*)
 954         GUESS=$UNAME_MACHINE-pc-uwin
 955         ;;
 956     amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
 957         GUESS=x86_64-pc-cygwin
 958         ;;
 959     prep*:SunOS:5.*:*)
 960         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 961         GUESS=powerpcle-unknown-solaris2$SUN_REL
 962         ;;
 963     *:GNU:*:*)
 964         # the GNU system
 965         GNU_ARCH=`echo "$UNAME_MACHINE" | sed -e 's,[-/].*$,,'`
 966         GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's,/.*$,,'`
 967         GUESS=$GNU_ARCH-unknown-$LIBC$GNU_REL
 968         ;;
 969     *:GNU/*:*:*)
 970         # other systems with GNU libc and userland
 971         GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"`
 972         GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 973         GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
 974         ;;
 975     x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
 976         GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
 977         ;;
 978     *:[Mm]anagarm:*:*)
 979         GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
 980         ;;
 981     *:Minix:*:*)
 982         GUESS=$UNAME_MACHINE-unknown-minix
 983         ;;
 984     aarch64:Linux:*:*)
 985         set_cc_for_build
 986         CPU=$UNAME_MACHINE
 987         LIBCABI=$LIBC
 988         if test "$CC_FOR_BUILD" != no_compiler_found; then
 989             ABI=64
 990             sed 's/^        //' << EOF > "$dummy.c"
 991             #ifdef __ARM_EABI__
 992             #ifdef __ARM_PCS_VFP
 993             ABI=eabihf
 994             #else
 995             ABI=eabi
 996             #endif
 997             #endif
 998 EOF
 999             cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
1000             eval "$cc_set_abi"
1001             case $ABI in
1002                 eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
1003             esac
1004         fi
1005         GUESS=$CPU-unknown-linux-$LIBCABI
1006         ;;
1007     aarch64_be:Linux:*:*)
1008         UNAME_MACHINE=aarch64_be
1009         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1010         ;;
1011     alpha:Linux:*:*)
1012         case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
1013           EV5)   UNAME_MACHINE=alphaev5 ;;
1014           EV56)  UNAME_MACHINE=alphaev56 ;;
1015           PCA56) UNAME_MACHINE=alphapca56 ;;
1016           PCA57) UNAME_MACHINE=alphapca56 ;;
1017           EV6)   UNAME_MACHINE=alphaev6 ;;
1018           EV67)  UNAME_MACHINE=alphaev67 ;;
1019           EV68*) UNAME_MACHINE=alphaev68 ;;
1020         esac
1021         objdump --private-headers /bin/sh | grep -q ld.so.1
1022         if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
1023         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1024         ;;
1025     arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*)
1026         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1027         ;;
1028     arm*:Linux:*:*)
1029         set_cc_for_build
1030         if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
1031             | grep -q __ARM_EABI__
1032         then
1033             GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1034         else
1035             if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
1036                 | grep -q __ARM_PCS_VFP
1037             then
1038                 GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
1039             else
1040                 GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
1041             fi
1042         fi
1043         ;;
1044     avr32*:Linux:*:*)
1045         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1046         ;;
1047     cris:Linux:*:*)
1048         GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1049         ;;
1050     crisv32:Linux:*:*)
1051         GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1052         ;;
1053     e2k:Linux:*:*)
1054         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1055         ;;
1056     frv:Linux:*:*)
1057         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1058         ;;
1059     hexagon:Linux:*:*)
1060         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1061         ;;
1062     i*86:Linux:*:*)
1063         GUESS=$UNAME_MACHINE-pc-linux-$LIBC
1064         ;;
1065     ia64:Linux:*:*)
1066         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1067         ;;
1068     k1om:Linux:*:*)
1069         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1070         ;;
1071     kvx:Linux:*:*)
1072         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1073         ;;
1074     kvx:cos:*:*)
1075         GUESS=$UNAME_MACHINE-unknown-cos
1076         ;;
1077     kvx:mbr:*:*)
1078         GUESS=$UNAME_MACHINE-unknown-mbr
1079         ;;
1080     loongarch32:Linux:*:* | loongarch64:Linux:*:*)
1081         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1082         ;;
1083     m32r*:Linux:*:*)
1084         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1085         ;;
1086     m68*:Linux:*:*)
1087         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1088         ;;
1089     mips:Linux:*:* | mips64:Linux:*:*)
1090         set_cc_for_build
1091         IS_GLIBC=0
1092         test x"${LIBC}" = xgnu && IS_GLIBC=1
1093         sed 's/^        //' << EOF > "$dummy.c"
1094         #undef CPU
1095         #undef mips
1096         #undef mipsel
1097         #undef mips64
1098         #undef mips64el
1099         #if ${IS_GLIBC} && defined(_ABI64)
1100         LIBCABI=gnuabi64
1101         #else
1102         #if ${IS_GLIBC} && defined(_ABIN32)
1103         LIBCABI=gnuabin32
1104         #else
1105         LIBCABI=${LIBC}
1106         #endif
1107         #endif
1108
1109         #if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1110         CPU=mipsisa64r6
1111         #else
1112         #if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1113         CPU=mipsisa32r6
1114         #else
1115         #if defined(__mips64)
1116         CPU=mips64
1117         #else
1118         CPU=mips
1119         #endif
1120         #endif
1121         #endif
1122
1123         #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
1124         MIPS_ENDIAN=el
1125         #else
1126         #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
1127         MIPS_ENDIAN=
1128         #else
1129         MIPS_ENDIAN=
1130         #endif
1131         #endif
1132 EOF
1133         cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
1134         eval "$cc_set_vars"
1135         test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
1136         ;;
1137     mips64el:Linux:*:*)
1138         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1139         ;;
1140     openrisc*:Linux:*:*)
1141         GUESS=or1k-unknown-linux-$LIBC
1142         ;;
1143     or32:Linux:*:* | or1k*:Linux:*:*)
1144         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1145         ;;
1146     padre:Linux:*:*)
1147         GUESS=sparc-unknown-linux-$LIBC
1148         ;;
1149     parisc64:Linux:*:* | hppa64:Linux:*:*)
1150         GUESS=hppa64-unknown-linux-$LIBC
1151         ;;
1152     parisc:Linux:*:* | hppa:Linux:*:*)
1153         # Look for CPU level
1154         case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
1155           PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
1156           PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
1157           *)    GUESS=hppa-unknown-linux-$LIBC ;;
1158         esac
1159         ;;
1160     ppc64:Linux:*:*)
1161         GUESS=powerpc64-unknown-linux-$LIBC
1162         ;;
1163     ppc:Linux:*:*)
1164         GUESS=powerpc-unknown-linux-$LIBC
1165         ;;
1166     ppc64le:Linux:*:*)
1167         GUESS=powerpc64le-unknown-linux-$LIBC
1168         ;;
1169     ppcle:Linux:*:*)
1170         GUESS=powerpcle-unknown-linux-$LIBC
1171         ;;
1172     riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
1173         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1174         ;;
1175     s390:Linux:*:* | s390x:Linux:*:*)
1176         GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
1177         ;;
1178     sh64*:Linux:*:*)
1179         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1180         ;;
1181     sh*:Linux:*:*)
1182         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1183         ;;
1184     sparc:Linux:*:* | sparc64:Linux:*:*)
1185         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1186         ;;
1187     tile*:Linux:*:*)
1188         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1189         ;;
1190     vax:Linux:*:*)
1191         GUESS=$UNAME_MACHINE-dec-linux-$LIBC
1192         ;;
1193     x86_64:Linux:*:*)
1194         set_cc_for_build
1195         CPU=$UNAME_MACHINE
1196         LIBCABI=$LIBC
1197         if test "$CC_FOR_BUILD" != no_compiler_found; then
1198             ABI=64
1199             sed 's/^        //' << EOF > "$dummy.c"
1200             #ifdef __i386__
1201             ABI=x86
1202             #else
1203             #ifdef __ILP32__
1204             ABI=x32
1205             #endif
1206             #endif
1207 EOF
1208             cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
1209             eval "$cc_set_abi"
1210             case $ABI in
1211                 x86) CPU=i686 ;;
1212                 x32) LIBCABI=${LIBC}x32 ;;
1213             esac
1214         fi
1215         GUESS=$CPU-pc-linux-$LIBCABI
1216         ;;
1217     xtensa*:Linux:*:*)
1218         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1219         ;;
1220     i*86:DYNIX/ptx:4*:*)
1221         # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1222         # earlier versions are messed up and put the nodename in both
1223         # sysname and nodename.
1224         GUESS=i386-sequent-sysv4
1225         ;;
1226     i*86:UNIX_SV:4.2MP:2.*)
1227         # Unixware is an offshoot of SVR4, but it has its own version
1228         # number series starting with 2...
1229         # I am not positive that other SVR4 systems won't match this,
1230         # I just have to hope.  -- rms.
1231         # Use sysv4.2uw... so that sysv4* matches it.
1232         GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
1233         ;;
1234     i*86:OS/2:*:*)
1235         # If we were able to find 'uname', then EMX Unix compatibility
1236         # is probably installed.
1237         GUESS=$UNAME_MACHINE-pc-os2-emx
1238         ;;
1239     i*86:XTS-300:*:STOP)
1240         GUESS=$UNAME_MACHINE-unknown-stop
1241         ;;
1242     i*86:atheos:*:*)
1243         GUESS=$UNAME_MACHINE-unknown-atheos
1244         ;;
1245     i*86:syllable:*:*)
1246         GUESS=$UNAME_MACHINE-pc-syllable
1247         ;;
1248     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
1249         GUESS=i386-unknown-lynxos$UNAME_RELEASE
1250         ;;
1251     i*86:*DOS:*:*)
1252         GUESS=$UNAME_MACHINE-pc-msdosdjgpp
1253         ;;
1254     i*86:*:4.*:*)
1255         UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
1256         if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1257                 GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
1258         else
1259                 GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
1260         fi
1261         ;;
1262     i*86:*:5:[678]*)
1263         # UnixWare 7.x, OpenUNIX and OpenServer 6.
1264         case `/bin/uname -X | grep "^Machine"` in
1265             *486*)           UNAME_MACHINE=i486 ;;
1266             *Pentium)        UNAME_MACHINE=i586 ;;
1267             *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1268         esac
1269         GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1270         ;;
1271     i*86:*:3.2:*)
1272         if test -f /usr/options/cb.name; then
1273                 UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1274                 GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
1275         elif /bin/uname -X 2>/dev/null >/dev/null ; then
1276                 UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1277                 (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1278                 (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1279                         && UNAME_MACHINE=i586
1280                 (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1281                         && UNAME_MACHINE=i686
1282                 (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1283                         && UNAME_MACHINE=i686
1284                 GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
1285         else
1286                 GUESS=$UNAME_MACHINE-pc-sysv32
1287         fi
1288         ;;
1289     pc:*:*:*)
1290         # Left here for compatibility:
1291         # uname -m prints for DJGPP always 'pc', but it prints nothing about
1292         # the processor, so we play safe by assuming i586.
1293         # Note: whatever this is, it MUST be the same as what config.sub
1294         # prints for the "djgpp" host, or else GDB configure will decide that
1295         # this is a cross-build.
1296         GUESS=i586-pc-msdosdjgpp
1297         ;;
1298     Intel:Mach:3*:*)
1299         GUESS=i386-pc-mach3
1300         ;;
1301     paragon:*:*:*)
1302         GUESS=i860-intel-osf1
1303         ;;
1304     i860:*:4.*:*) # i860-SVR4
1305         if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1306           GUESS=i860-stardent-sysv$UNAME_RELEASE    # Stardent Vistra i860-SVR4
1307         else # Add other i860-SVR4 vendors below as they are discovered.
1308           GUESS=i860-unknown-sysv$UNAME_RELEASE     # Unknown i860-SVR4
1309         fi
1310         ;;
1311     mini*:CTIX:SYS*5:*)
1312         # "miniframe"
1313         GUESS=m68010-convergent-sysv
1314         ;;
1315     mc68k:UNIX:SYSTEM5:3.51m)
1316         GUESS=m68k-convergent-sysv
1317         ;;
1318     M680?0:D-NIX:5.3:*)
1319         GUESS=m68k-diab-dnix
1320         ;;
1321     M68*:*:R3V[5678]*:*)
1322         test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1323     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)
1324         OS_REL=''
1325         test -r /etc/.relid \
1326         && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1327         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1328           && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1329         /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1330           && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1331     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1332         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1333           && { echo i486-ncr-sysv4; exit; } ;;
1334     NCR*:*:4.2:* | MPRAS*:*:4.2:*)
1335         OS_REL='.3'
1336         test -r /etc/.relid \
1337             && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1338         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1339             && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1340         /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1341             && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
1342         /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
1343             && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1344     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1345         GUESS=m68k-unknown-lynxos$UNAME_RELEASE
1346         ;;
1347     mc68030:UNIX_System_V:4.*:*)
1348         GUESS=m68k-atari-sysv4
1349         ;;
1350     TSUNAMI:LynxOS:2.*:*)
1351         GUESS=sparc-unknown-lynxos$UNAME_RELEASE
1352         ;;
1353     rs6000:LynxOS:2.*:*)
1354         GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
1355         ;;
1356     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
1357         GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
1358         ;;
1359     SM[BE]S:UNIX_SV:*:*)
1360         GUESS=mips-dde-sysv$UNAME_RELEASE
1361         ;;
1362     RM*:ReliantUNIX-*:*:*)
1363         GUESS=mips-sni-sysv4
1364         ;;
1365     RM*:SINIX-*:*:*)
1366         GUESS=mips-sni-sysv4
1367         ;;
1368     *:SINIX-*:*:*)
1369         if uname -p 2>/dev/null >/dev/null ; then
1370                 UNAME_MACHINE=`(uname -p) 2>/dev/null`
1371                 GUESS=$UNAME_MACHINE-sni-sysv4
1372         else
1373                 GUESS=ns32k-sni-sysv
1374         fi
1375         ;;
1376     PENTIUM:*:4.0*:*)   # Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
1377                         # says <Richard.M.Bartel@ccMail.Census.GOV>
1378         GUESS=i586-unisys-sysv4
1379         ;;
1380     *:UNIX_System_V:4*:FTX*)
1381         # From Gerald Hewes <hewes@openmarket.com>.
1382         # How about differentiating between stratus architectures? -djm
1383         GUESS=hppa1.1-stratus-sysv4
1384         ;;
1385     *:*:*:FTX*)
1386         # From seanf@swdc.stratus.com.
1387         GUESS=i860-stratus-sysv4
1388         ;;
1389     i*86:VOS:*:*)
1390         # From Paul.Green@stratus.com.
1391         GUESS=$UNAME_MACHINE-stratus-vos
1392         ;;
1393     *:VOS:*:*)
1394         # From Paul.Green@stratus.com.
1395         GUESS=hppa1.1-stratus-vos
1396         ;;
1397     mc68*:A/UX:*:*)
1398         GUESS=m68k-apple-aux$UNAME_RELEASE
1399         ;;
1400     news*:NEWS-OS:6*:*)
1401         GUESS=mips-sony-newsos6
1402         ;;
1403     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1404         if test -d /usr/nec; then
1405                 GUESS=mips-nec-sysv$UNAME_RELEASE
1406         else
1407                 GUESS=mips-unknown-sysv$UNAME_RELEASE
1408         fi
1409         ;;
1410     BeBox:BeOS:*:*)     # BeOS running on hardware made by Be, PPC only.
1411         GUESS=powerpc-be-beos
1412         ;;
1413     BeMac:BeOS:*:*)     # BeOS running on Mac or Mac clone, PPC only.
1414         GUESS=powerpc-apple-beos
1415         ;;
1416     BePC:BeOS:*:*)      # BeOS running on Intel PC compatible.
1417         GUESS=i586-pc-beos
1418         ;;
1419     BePC:Haiku:*:*)     # Haiku running on Intel PC compatible.
1420         GUESS=i586-pc-haiku
1421         ;;
1422     ppc:Haiku:*:*)      # Haiku running on Apple PowerPC
1423         GUESS=powerpc-apple-haiku
1424         ;;
1425     *:Haiku:*:*)        # Haiku modern gcc (not bound by BeOS compat)
1426         GUESS=$UNAME_MACHINE-unknown-haiku
1427         ;;
1428     SX-4:SUPER-UX:*:*)
1429         GUESS=sx4-nec-superux$UNAME_RELEASE
1430         ;;
1431     SX-5:SUPER-UX:*:*)
1432         GUESS=sx5-nec-superux$UNAME_RELEASE
1433         ;;
1434     SX-6:SUPER-UX:*:*)
1435         GUESS=sx6-nec-superux$UNAME_RELEASE
1436         ;;
1437     SX-7:SUPER-UX:*:*)
1438         GUESS=sx7-nec-superux$UNAME_RELEASE
1439         ;;
1440     SX-8:SUPER-UX:*:*)
1441         GUESS=sx8-nec-superux$UNAME_RELEASE
1442         ;;
1443     SX-8R:SUPER-UX:*:*)
1444         GUESS=sx8r-nec-superux$UNAME_RELEASE
1445         ;;
1446     SX-ACE:SUPER-UX:*:*)
1447         GUESS=sxace-nec-superux$UNAME_RELEASE
1448         ;;
1449     Power*:Rhapsody:*:*)
1450         GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
1451         ;;
1452     *:Rhapsody:*:*)
1453         GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
1454         ;;
1455     arm64:Darwin:*:*)
1456         GUESS=aarch64-apple-darwin$UNAME_RELEASE
1457         ;;
1458     *:Darwin:*:*)
1459         UNAME_PROCESSOR=`uname -p`
1460         case $UNAME_PROCESSOR in
1461             unknown) UNAME_PROCESSOR=powerpc ;;
1462         esac
1463         if command -v xcode-select > /dev/null 2> /dev/null && \
1464                 ! xcode-select --print-path > /dev/null 2> /dev/null ; then
1465             # Avoid executing cc if there is no toolchain installed as
1466             # cc will be a stub that puts up a graphical alert
1467             # prompting the user to install developer tools.
1468             CC_FOR_BUILD=no_compiler_found
1469         else
1470             set_cc_for_build
1471         fi
1472         if test "$CC_FOR_BUILD" != no_compiler_found; then
1473             if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
1474                    (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1475                    grep IS_64BIT_ARCH >/dev/null
1476             then
1477                 case $UNAME_PROCESSOR in
1478                     i386) UNAME_PROCESSOR=x86_64 ;;
1479                     powerpc) UNAME_PROCESSOR=powerpc64 ;;
1480                 esac
1481             fi
1482             # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
1483             if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
1484                    (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1485                    grep IS_PPC >/dev/null
1486             then
1487                 UNAME_PROCESSOR=powerpc
1488             fi
1489         elif test "$UNAME_PROCESSOR" = i386 ; then
1490             # uname -m returns i386 or x86_64
1491             UNAME_PROCESSOR=$UNAME_MACHINE
1492         fi
1493         GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
1494         ;;
1495     *:procnto*:*:* | *:QNX:[0123456789]*:*)
1496         UNAME_PROCESSOR=`uname -p`
1497         if test "$UNAME_PROCESSOR" = x86; then
1498                 UNAME_PROCESSOR=i386
1499                 UNAME_MACHINE=pc
1500         fi
1501         GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
1502         ;;
1503     *:QNX:*:4*)
1504         GUESS=i386-pc-qnx
1505         ;;
1506     NEO-*:NONSTOP_KERNEL:*:*)
1507         GUESS=neo-tandem-nsk$UNAME_RELEASE
1508         ;;
1509     NSE-*:NONSTOP_KERNEL:*:*)
1510         GUESS=nse-tandem-nsk$UNAME_RELEASE
1511         ;;
1512     NSR-*:NONSTOP_KERNEL:*:*)
1513         GUESS=nsr-tandem-nsk$UNAME_RELEASE
1514         ;;
1515     NSV-*:NONSTOP_KERNEL:*:*)
1516         GUESS=nsv-tandem-nsk$UNAME_RELEASE
1517         ;;
1518     NSX-*:NONSTOP_KERNEL:*:*)
1519         GUESS=nsx-tandem-nsk$UNAME_RELEASE
1520         ;;
1521     *:NonStop-UX:*:*)
1522         GUESS=mips-compaq-nonstopux
1523         ;;
1524     BS2000:POSIX*:*:*)
1525         GUESS=bs2000-siemens-sysv
1526         ;;
1527     DS/*:UNIX_System_V:*:*)
1528         GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
1529         ;;
1530     *:Plan9:*:*)
1531         # "uname -m" is not consistent, so use $cputype instead. 386
1532         # is converted to i386 for consistency with other x86
1533         # operating systems.
1534         if test "${cputype-}" = 386; then
1535             UNAME_MACHINE=i386
1536         elif test "x${cputype-}" != x; then
1537             UNAME_MACHINE=$cputype
1538         fi
1539         GUESS=$UNAME_MACHINE-unknown-plan9
1540         ;;
1541     *:TOPS-10:*:*)
1542         GUESS=pdp10-unknown-tops10
1543         ;;
1544     *:TENEX:*:*)
1545         GUESS=pdp10-unknown-tenex
1546         ;;
1547     KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1548         GUESS=pdp10-dec-tops20
1549         ;;
1550     XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1551         GUESS=pdp10-xkl-tops20
1552         ;;
1553     *:TOPS-20:*:*)
1554         GUESS=pdp10-unknown-tops20
1555         ;;
1556     *:ITS:*:*)
1557         GUESS=pdp10-unknown-its
1558         ;;
1559     SEI:*:*:SEIUX)
1560         GUESS=mips-sei-seiux$UNAME_RELEASE
1561         ;;
1562     *:DragonFly:*:*)
1563         DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
1564         GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
1565         ;;
1566     *:*VMS:*:*)
1567         UNAME_MACHINE=`(uname -p) 2>/dev/null`
1568         case $UNAME_MACHINE in
1569             A*) GUESS=alpha-dec-vms ;;
1570             I*) GUESS=ia64-dec-vms ;;
1571             V*) GUESS=vax-dec-vms ;;
1572         esac ;;
1573     *:XENIX:*:SysV)
1574         GUESS=i386-pc-xenix
1575         ;;
1576     i*86:skyos:*:*)
1577         SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
1578         GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
1579         ;;
1580     i*86:rdos:*:*)
1581         GUESS=$UNAME_MACHINE-pc-rdos
1582         ;;
1583     i*86:Fiwix:*:*)
1584         GUESS=$UNAME_MACHINE-pc-fiwix
1585         ;;
1586     *:AROS:*:*)
1587         GUESS=$UNAME_MACHINE-unknown-aros
1588         ;;
1589     x86_64:VMkernel:*:*)
1590         GUESS=$UNAME_MACHINE-unknown-esx
1591         ;;
1592     amd64:Isilon\ OneFS:*:*)
1593         GUESS=x86_64-unknown-onefs
1594         ;;
1595     *:Unleashed:*:*)
1596         GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
1597         ;;
1598     *:Ironclad:*:*)
1599         GUESS=$UNAME_MACHINE-unknown-ironclad
1600         ;;
1601 esac
1602
1603 # Do we have a guess based on uname results?
1604 if test "x$GUESS" != x; then
1605     echo "$GUESS"
1606     exit
1607 fi
1608
1609 # No uname command or uname output not recognized.
1610 set_cc_for_build
1611 cat > "$dummy.c" <<EOF
1612 #ifdef _SEQUENT_
1613 #include <sys/types.h>
1614 #include <sys/utsname.h>
1615 #endif
1616 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1617 #if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1618 #include <signal.h>
1619 #if defined(_SIZE_T_) || defined(SIGLOST)
1620 #include <sys/utsname.h>
1621 #endif
1622 #endif
1623 #endif
1624 main ()
1625 {
1626 #if defined (sony)
1627 #if defined (MIPSEB)
1628   /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1629      I don't know....  */
1630   printf ("mips-sony-bsd\n"); exit (0);
1631 #else
1632 #include <sys/param.h>
1633   printf ("m68k-sony-newsos%s\n",
1634 #ifdef NEWSOS4
1635   "4"
1636 #else
1637   ""
1638 #endif
1639   ); exit (0);
1640 #endif
1641 #endif
1642
1643 #if defined (NeXT)
1644 #if !defined (__ARCHITECTURE__)
1645 #define __ARCHITECTURE__ "m68k"
1646 #endif
1647   int version;
1648   version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1649   if (version < 4)
1650     printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1651   else
1652     printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1653   exit (0);
1654 #endif
1655
1656 #if defined (MULTIMAX) || defined (n16)
1657 #if defined (UMAXV)
1658   printf ("ns32k-encore-sysv\n"); exit (0);
1659 #else
1660 #if defined (CMU)
1661   printf ("ns32k-encore-mach\n"); exit (0);
1662 #else
1663   printf ("ns32k-encore-bsd\n"); exit (0);
1664 #endif
1665 #endif
1666 #endif
1667
1668 #if defined (__386BSD__)
1669   printf ("i386-pc-bsd\n"); exit (0);
1670 #endif
1671
1672 #if defined (sequent)
1673 #if defined (i386)
1674   printf ("i386-sequent-dynix\n"); exit (0);
1675 #endif
1676 #if defined (ns32000)
1677   printf ("ns32k-sequent-dynix\n"); exit (0);
1678 #endif
1679 #endif
1680
1681 #if defined (_SEQUENT_)
1682   struct utsname un;
1683
1684   uname(&un);
1685   if (strncmp(un.version, "V2", 2) == 0) {
1686     printf ("i386-sequent-ptx2\n"); exit (0);
1687   }
1688   if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1689     printf ("i386-sequent-ptx1\n"); exit (0);
1690   }
1691   printf ("i386-sequent-ptx\n"); exit (0);
1692 #endif
1693
1694 #if defined (vax)
1695 #if !defined (ultrix)
1696 #include <sys/param.h>
1697 #if defined (BSD)
1698 #if BSD == 43
1699   printf ("vax-dec-bsd4.3\n"); exit (0);
1700 #else
1701 #if BSD == 199006
1702   printf ("vax-dec-bsd4.3reno\n"); exit (0);
1703 #else
1704   printf ("vax-dec-bsd\n"); exit (0);
1705 #endif
1706 #endif
1707 #else
1708   printf ("vax-dec-bsd\n"); exit (0);
1709 #endif
1710 #else
1711 #if defined(_SIZE_T_) || defined(SIGLOST)
1712   struct utsname un;
1713   uname (&un);
1714   printf ("vax-dec-ultrix%s\n", un.release); exit (0);
1715 #else
1716   printf ("vax-dec-ultrix\n"); exit (0);
1717 #endif
1718 #endif
1719 #endif
1720 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1721 #if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1722 #if defined(_SIZE_T_) || defined(SIGLOST)
1723   struct utsname *un;
1724   uname (&un);
1725   printf ("mips-dec-ultrix%s\n", un.release); exit (0);
1726 #else
1727   printf ("mips-dec-ultrix\n"); exit (0);
1728 #endif
1729 #endif
1730 #endif
1731
1732 #if defined (alliant) && defined (i860)
1733   printf ("i860-alliant-bsd\n"); exit (0);
1734 #endif
1735
1736   exit (1);
1737 }
1738 EOF
1739
1740 $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` &&
1741         { echo "$SYSTEM_NAME"; exit; }
1742
1743 # Apollos put the system type in the environment.
1744 test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
1745
1746 echo "$0: unable to guess system type" >&2
1747
1748 case $UNAME_MACHINE:$UNAME_SYSTEM in
1749     mips:Linux | mips64:Linux)
1750         # If we got here on MIPS GNU/Linux, output extra information.
1751         cat >&2 <<EOF
1752
1753 NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
1754 the system type. Please install a C compiler and try again.
1755 EOF
1756         ;;
1757 esac
1758
1759 cat >&2 <<EOF
1760
1761 This script (version $timestamp), has failed to recognize the
1762 operating system you are using. If your script is old, overwrite *all*
1763 copies of config.guess and config.sub with the latest versions from:
1764
1765   https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
1766 and
1767   https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
1768 EOF
1769
1770 our_year=`echo $timestamp | sed 's,-.*,,'`
1771 thisyear=`date +%Y`
1772 # shellcheck disable=SC2003
1773 script_age=`expr "$thisyear" - "$our_year"`
1774 if test "$script_age" -lt 3 ; then
1775    cat >&2 <<EOF
1776
1777 If $0 has already been updated, send the following data and any
1778 information you think might be pertinent to config-patches@gnu.org to
1779 provide the necessary information to handle your system.
1780
1781 config.guess timestamp = $timestamp
1782
1783 uname -m = `(uname -m) 2>/dev/null || echo unknown`
1784 uname -r = `(uname -r) 2>/dev/null || echo unknown`
1785 uname -s = `(uname -s) 2>/dev/null || echo unknown`
1786 uname -v = `(uname -v) 2>/dev/null || echo unknown`
1787
1788 /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1789 /bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1790
1791 hostinfo               = `(hostinfo) 2>/dev/null`
1792 /bin/universe          = `(/bin/universe) 2>/dev/null`
1793 /usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1794 /bin/arch              = `(/bin/arch) 2>/dev/null`
1795 /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1796 /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1797
1798 UNAME_MACHINE = "$UNAME_MACHINE"
1799 UNAME_RELEASE = "$UNAME_RELEASE"
1800 UNAME_SYSTEM  = "$UNAME_SYSTEM"
1801 UNAME_VERSION = "$UNAME_VERSION"
1802 EOF
1803 fi
1804
1805 exit 1
1806
1807 # Local variables:
1808 # eval: (add-hook 'before-save-hook 'time-stamp)
1809 # time-stamp-start: "timestamp='"
1810 # time-stamp-format: "%:y-%02m-%02d"
1811 # time-stamp-end: "'"
1812 # End: