#! /bin/sh
# Attempt to guess a canonical system name.
#   Copyright 1992-2024 Free Software Foundation, Inc.

# shellcheck disable=SC2006,SC2268 # see below for rationale

timestamp='2024-07-27'

# 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 3 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.
#

me=`echo "$0" | sed -e 's,.*/,,'`

usage="\
Usage: $0 [OPTION]

Output the configuration name of the system '$me' is run on.

Options:
  -h, --help         print this help, then exit
  -t, --time-stamp   print date of last modification, then exit
  -v, --version      print version number, then exit

Report bugs and patches to <config-patches@gnu.org>."

version="\
GNU config.guess ($timestamp)

Originally written by Per Bothner.
Copyright 1992-2024 Free Software Foundation, Inc.

This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."

help="
Try '$me --help' for more information."

# Parse command line
while test $# -gt 0 ; do
  case $1 in
    --time-stamp | --time* | -t )
       echo "$timestamp" ; exit ;;
    --version | -v )

GUESS=

# CC_FOR_BUILD -- compiler used by this script. Note that the use of a
# compiler to aid in system detection is discouraged as it requires
# temporary files to be created and, as you can see below, it is a
# headache to deal with in a portable fashion.

# Historically, 'CC_FOR_BUILD' used to be named 'HOST_CC'. We still
# use 'HOST_CC' if defined, but it is deprecated.

# Portable tmp directory creation inspired by the Autoconf team.

tmp=
# shellcheck disable=SC2172
trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15

set_cc_for_build() {
    # prevent multiple calls if $tmp is already set
    test "$tmp" && return 0
    : "${TMPDIR=/tmp}"
    # shellcheck disable=SC2039,SC3028
    { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
	{ test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
	{ tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
	{ echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
    dummy=$tmp/dummy
    case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
	,,)    echo "int x;" > "$dummy.c"
	       for driver in cc gcc c17 c99 c89 ; do
		   if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
		       CC_FOR_BUILD=$driver
		       break
		   fi
	       done
	       if test x"$CC_FOR_BUILD" = x ; then
		   CC_FOR_BUILD=no_compiler_found

case $UNAME_SYSTEM in
Linux|GNU|GNU/*)
	LIBC=unknown

	set_cc_for_build
	cat <<-EOF > "$dummy.c"
	#if defined(__ANDROID__)
	LIBC=android
	#else
	#include <features.h>
	#if defined(__UCLIBC__)
	LIBC=uclibc
	#elif defined(__dietlibc__)
	LIBC=dietlibc
	#elif defined(__GLIBC__)
	LIBC=gnu
	#elif defined(__LLVM_LIBC__)
	LIBC=llvm
	#else
	#include <stdarg.h>
	/* First heuristic to detect musl libc.  */
	#ifdef __DEFINED_va_list
	LIBC=musl
	#endif
	#endif
	#endif
	EOF
	cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
	eval "$cc_set_libc"

	# Second heuristic to detect musl libc.

	set_cc_for_build
	SUN_ARCH=i386
	# If there is a compiler, see if it is configured for 64-bit objects.
	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
	# This test works for both compilers.
	if test "$CC_FOR_BUILD" != no_compiler_found; then
	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
		(CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \
		grep IS_64BIT_ARCH >/dev/null
	    then
		SUN_ARCH=x86_64
	    fi
	fi
	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
	GUESS=$SUN_ARCH-pc-solaris2$SUN_REL

	;;
    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'.
	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
	GUESS=sparc-sun-sunos$SUN_REL
	;;
    sun3*:SunOS:*:*)
	GUESS=m68k-sun-sunos$UNAME_RELEASE
	;;
    sun*:*:4.2BSD:*)

	;;
    *:AIX:2:3)
	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
		set_cc_for_build
		sed 's/^		//' << EOF > "$dummy.c"
		#include <sys/systemcfg.h>

		int
		main ()
			{
			if (!__power_pc())
				exit(1);
			puts("powerpc-ibm-aix3.2.5");
			exit(0);
			}
EOF

		    set_cc_for_build
		    sed 's/^		//' << EOF > "$dummy.c"

		#define _HPUX_SOURCE
		#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)

	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi
	else
	    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf
	fi
	;;
    *:FreeBSD:*:*)
	UNAME_PROCESSOR=`uname -p`
	case $UNAME_PROCESSOR in
	    amd64)
		UNAME_PROCESSOR=x86_64 ;;
	    i386)
		UNAME_PROCESSOR=i586 ;;
	esac
	FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`

	;;
    *:MSYS*:*)
	GUESS=$UNAME_MACHINE-pc-msys
	;;
    i*:PW*:*)
	GUESS=$UNAME_MACHINE-pc-pw32
	;;
    *:SerenityOS:*:*)
        GUESS=$UNAME_MACHINE-pc-serenity
        ;;
    *:Interix*:*)
	case $UNAME_MACHINE in
	    x86)
		GUESS=i586-pc-interix$UNAME_RELEASE
		;;
	    authenticamd | genuineintel | EM64T)
		GUESS=x86_64-unknown-interix$UNAME_RELEASE

	;;
    *:GNU/*:*:*)
	# other systems with GNU libc and userland
	GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"`
	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
	GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
	;;
    x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
	GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
	;;
    *:[Mm]anagarm:*:*)
	GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
	;;
    *:Minix:*:*)
	GUESS=$UNAME_MACHINE-unknown-minix
	;;
    aarch64:Linux:*:*)
	set_cc_for_build
	CPU=$UNAME_MACHINE
	LIBCABI=$LIBC
	if test "$CC_FOR_BUILD" != no_compiler_found; then
	    ABI=64
	    sed 's/^	    //' << EOF > "$dummy.c"
	    #ifdef __ARM_EABI__
	    #ifdef __ARM_PCS_VFP
	    ABI=eabihf
	    #else
	    ABI=eabi
	    #endif
	    #endif
EOF
	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
	    eval "$cc_set_abi"
	    case $ABI in
		eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
	    esac
	fi
	GUESS=$CPU-unknown-linux-$LIBCABI
	;;
    aarch64_be:Linux:*:*)
	UNAME_MACHINE=aarch64_be
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    alpha:Linux:*:*)
	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in

	;;
    ia64:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    k1om:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    kvx:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    kvx:cos:*:*)
	GUESS=$UNAME_MACHINE-unknown-cos
	;;
    kvx:mbr:*:*)
	GUESS=$UNAME_MACHINE-unknown-mbr
	;;
    loongarch32:Linux:*:* | loongarch64:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    m32r*:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    m68*:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC

	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    vax:Linux:*:*)
	GUESS=$UNAME_MACHINE-dec-linux-$LIBC
	;;
    x86_64:Linux:*:*)
	set_cc_for_build
	CPU=$UNAME_MACHINE
	LIBCABI=$LIBC
	if test "$CC_FOR_BUILD" != no_compiler_found; then
	    ABI=64
	    sed 's/^	    //' << EOF > "$dummy.c"
	    #ifdef __i386__
	    ABI=x86
	    #else
	    #ifdef __ILP32__
	    ABI=x32
	    #endif
	    #endif
EOF
	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
	    eval "$cc_set_abi"
	    case $ABI in
		x86) CPU=i686 ;;
		x32) LIBCABI=${LIBC}x32 ;;
	    esac
	fi

	GUESS=$CPU-pc-linux-$LIBCABI
	;;
    xtensa*:Linux:*:*)
	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
	;;
    i*86:DYNIX/ptx:4*:*)
	# 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.
	GUESS=i386-sequent-sysv4
	;;
    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.
	GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
	;;
    i*86:OS/2:*:*)
	# If we were able to find 'uname', then EMX Unix compatibility
	# is probably installed.
	GUESS=$UNAME_MACHINE-pc-os2-emx
	;;
    i*86:XTS-300:*:STOP)
	GUESS=$UNAME_MACHINE-unknown-stop
	;;
    i*86:atheos:*:*)

	if uname -p 2>/dev/null >/dev/null ; then
		UNAME_MACHINE=`(uname -p) 2>/dev/null`
		GUESS=$UNAME_MACHINE-sni-sysv4
	else
		GUESS=ns32k-sni-sysv
	fi
	;;
    PENTIUM:*:4.0*:*)	# Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
			# says <Richard.M.Bartel@ccMail.Census.GOV>
	GUESS=i586-unisys-sysv4
	;;
    *:UNIX_System_V:4*:FTX*)
	# From Gerald Hewes <hewes@openmarket.com>.
	# How about differentiating between stratus architectures? -djm
	GUESS=hppa1.1-stratus-sysv4

	;;
    BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
	GUESS=i586-pc-beos
	;;
    BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
	GUESS=i586-pc-haiku
	;;
    ppc:Haiku:*:*)	# Haiku running on Apple PowerPC
	GUESS=powerpc-apple-haiku
	;;
    *:Haiku:*:*)	# Haiku modern gcc (not bound by BeOS compat)
	GUESS=$UNAME_MACHINE-unknown-haiku
	;;
    SX-4:SUPER-UX:*:*)
	GUESS=sx4-nec-superux$UNAME_RELEASE
	;;
    SX-5:SUPER-UX:*:*)
	GUESS=sx5-nec-superux$UNAME_RELEASE
	;;

    i*86:skyos:*:*)
	SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
	GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
	;;
    i*86:rdos:*:*)
	GUESS=$UNAME_MACHINE-pc-rdos
	;;
    i*86:Fiwix:*:*)
	GUESS=$UNAME_MACHINE-pc-fiwix
	;;
    *:AROS:*:*)
	GUESS=$UNAME_MACHINE-unknown-aros
	;;
    x86_64:VMkernel:*:*)
	GUESS=$UNAME_MACHINE-unknown-esx
	;;
    amd64:Isilon\ OneFS:*:*)
	GUESS=x86_64-unknown-onefs
	;;
    *:Unleashed:*:*)
	GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
	;;
    *:Ironclad:*:*)
	GUESS=$UNAME_MACHINE-unknown-ironclad
	;;
esac

# Do we have a guess based on uname results?
if test "x$GUESS" != x; then
    echo "$GUESS"
    exit
fi

#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
#include <signal.h>
#if defined(_SIZE_T_) || defined(SIGLOST)
#include <sys/utsname.h>
#endif
#endif
#endif
int
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);

#! /bin/sh
# Configuration validation subroutine script.
#   Copyright 1992-2024 Free Software Foundation, Inc.

# shellcheck disable=SC2006,SC2268,SC2162 # see below for rationale

timestamp='2024-05-27'

# 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 3 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.
#

  -v, --version      print version number, then exit

Report bugs and patches to <config-patches@gnu.org>."

version="\
GNU config.sub ($timestamp)

Copyright 1992-2024 Free Software Foundation, Inc.

This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."

help="
Try '$me --help' for more information."

# Parse command line
while test $# -gt 0 ; do
  case $1 in
    --time-stamp | --time* | -t )
       echo "$timestamp" ; exit ;;
    --version | -v )

    exit 1;;
 1) ;;
 *) echo "$me: too many arguments$help" >&2
    exit 1;;
esac

# Split fields of configuration type
saved_IFS=$IFS
IFS="-" read field1 field2 field3 field4 <<EOF
$1
EOF
IFS=$saved_IFS

# Separate into logical components for further validation
case $1 in
	*-*-*-*-*)
		echo "Invalid configuration '$1': more than four components" >&2
		exit 1
		;;
	*-*-*-*)
		basic_machine=$field1-$field2
		basic_os=$field3-$field4
		;;
	*-*-*)
		# Ambiguous whether COMPANY is present, or skipped and KERNEL-OS is two
		# parts
		maybe_os=$field2-$field3
		case $maybe_os in
			  cloudabi*-eabi* \
			| kfreebsd*-gnu* \
			| knetbsd*-gnu* \
			| kopensolaris*-gnu* \
			| linux-* \
			| managarm-* \
			| netbsd*-eabi* \
			| netbsd*-gnu* \
			| nto-qnx* \
			| os2-emx* \
			| rtmk-nova* \
			| storm-chaos* \
			| uclinux-gnu* \
			| uclinux-uclibc* \
			| windows-* )
				basic_machine=$field1
				basic_os=$maybe_os
				;;
			android-linux)
				basic_machine=$field1-unknown
				basic_os=linux-android
				;;
			*)
				basic_machine=$field1-$field2
				basic_os=$field3
				;;
		esac
		;;
	*-*)

		case $field1-$field2 in
			# Shorthands that happen to contain a single dash
			convex-c[12] | convex-c3[248])
				basic_machine=$field2-convex
				basic_os=
				;;
			decstation-3100)
				basic_machine=mips-dec
				basic_os=
				;;
			*-*)
				# Second component is usually, but not always the OS
				case $field2 in
					# Do not treat sunos as a manufacturer
					sun*os*)
						basic_machine=$field1
						basic_os=$field2
						;;
					# Manufacturers
					  3100* \
					| 32* \
					| 3300* \
					| 3600* \
					| 7300* \
					| acorn \
					| altos* \
					| apollo \
					| apple \
					| atari \
					| att* \
					| axis \
					| be \
					| bull \
					| cbm \
					| ccur \
					| cisco \
					| commodore \
					| convergent* \
					| convex* \
					| cray \
					| crds \
					| dec* \
					| delta* \
					| dg \
					| digital \
					| dolphin \
					| encore* \
					| gould \
					| harris \
					| highlevel \
					| hitachi* \
					| hp \
					| ibm* \
					| intergraph \
					| isi* \
					| knuth \
					| masscomp \
					| microblaze* \
					| mips* \
					| motorola* \
					| ncr* \
					| news \
					| next \
					| ns \
					| oki \
					| omron* \
					| pc533* \
					| rebel \
					| rom68k \
					| rombug \
					| semi \
					| sequent* \
					| siemens \
					| sgi* \
					| siemens \
					| sim \
					| sni \
					| sony* \
					| stratus \
					| sun \
					| sun[234]* \
					| tektronix \
					| tti* \
					| ultra \
					| unicom* \
					| wec \
					| winbond \
					| wrs)
						basic_machine=$field1-$field2
						basic_os=
						;;
					zephyr*)
						basic_machine=$field1-unknown
						basic_os=$field2
						;;
					*)
						basic_machine=$field1
						basic_os=$field2
						;;
				esac
			;;
		esac

				basic_machine=bfin-unknown
				basic_os=linux
				;;
			cegcc)
				basic_machine=arm-unknown
				basic_os=cegcc
				;;




















			cray)
				basic_machine=j90-cray
				basic_os=unicos
				;;
			crds | unos)
				basic_machine=m68k-crds
				basic_os=

		basic_os=tops10
		;;
	decsystem20* | dec20*)
		cpu=pdp10
		vendor=dec
		basic_os=tops20
		;;
	delta | 3300 | delta-motorola | 3300-motorola | motorola-delta | motorola-3300)

		cpu=m68k
		vendor=motorola
		;;
	# This used to be dpx2*, but that gets the RS6000-based
	# DPX/20 and the x86-based DPX/2-100 wrong.  See
	# https://oldskool.silicium.org/stations/bull_dpx20.htm
	# https://www.feb-patrimoine.com/english/bull_dpx2.htm
	# https://www.feb-patrimoine.com/english/unix_and_bull.htm
	dpx2 | dpx2[23]00 | dpx2[23]xx)
		cpu=m68k
		vendor=bull
		;;
	dpx2100 | dpx21xx)
		cpu=i386
		vendor=bull

		;;
	dpx20)
		cpu=rs6000
		vendor=bull
		;;
	encore | umax | mmax)
		cpu=ns32k
		vendor=encore
		;;
	elxsi)
		cpu=elxsi

		cpu=mips
		vendor=sony
		basic_os=newsos
		;;
	next | m*-next)
		cpu=m68k
		vendor=next












		;;
	np1)
		cpu=np1
		vendor=gould
		;;
	op50n-* | op60c-*)
		cpu=hppa1.1

		;;
	leon-*|leon[3-9]-*)
		cpu=sparc
		vendor=`echo "$basic_machine" | sed 's/-.*//'`
		;;

	*-*)
		saved_IFS=$IFS
		IFS="-" read cpu vendor <<EOF
$basic_machine
EOF
		IFS=$saved_IFS
		;;
	# We use 'pc' rather than 'unknown'
	# because (1) that's what they normally are, and
	# (2) the word "unknown" tends to confuse beginning users.
	i*86 | x86_64)
		cpu=$basic_machine
		vendor=pc
		;;
	# These rules are duplicated from below for sake of the special case above;

		;;
esac

unset -v basic_machine

# Decode basic machines in the full and proper CPU-Company form.
case $cpu-$vendor in
	# Here we handle the default manufacturer of certain CPU types in canonical form.
	# It is in some cases the only manufacturer, in others, it is the most popular.
	c[12]-convex | c[12]-unknown | c3[248]-convex | c3[248]-unknown)
		vendor=convex
		basic_os=${basic_os:-bsd}
		;;
	craynv-unknown)
		vendor=cray
		basic_os=${basic_os:-unicosmp}
		;;
	c90-unknown | c90-cray)
		vendor=cray
		basic_os=${basic_os:-unicos}
		;;
	fx80-unknown)
		vendor=alliant
		;;
	romp-unknown)
		vendor=ibm
		;;

		;;
	xps-unknown | xps100-unknown)
		cpu=xps100
		vendor=honeywell
		;;

	# Here we normalize CPU types with a missing or matching vendor
	armh-unknown | armh-alt)
		cpu=armv7l
		vendor=alt
		basic_os=${basic_os:-linux-gnueabihf}
		;;

	# Normalized CPU+vendor pairs that imply an OS, if not otherwise specified
	m68k-isi)
		basic_os=${basic_os:-sysv}
		;;
	m68k-sony)
		basic_os=${basic_os:-newsos}
		;;
	m68k-tektronix)
		basic_os=${basic_os:-bsd}
		;;
	m88k-harris)
		basic_os=${basic_os:-sysv3}
		;;
	i386-bull | m68k-bull)
		basic_os=${basic_os:-sysv3}
		;;
	rs6000-bull)
		basic_os=${basic_os:-bosx}
		;;
	mips-sni)
		basic_os=${basic_os:-sysv4}
		;;

	# Here we normalize CPU types irrespective of the vendor
	amd64-*)
		cpu=x86_64
		;;
	blackfin-*)
		cpu=bfin
		basic_os=${basic_os:-linux}
		;;
	c54x-*)
		cpu=tic54x
		;;
	c55x-*)
		cpu=tic55x
		;;

		cpu=mips64
		;;
	ms1-*)
		cpu=mt
		;;
	m68knommu-*)
		cpu=m68k
		basic_os=${basic_os:-linux}
		;;
	m9s12z-* | m68hcs12z-* | hcs12z-* | s12z-*)
		cpu=s12z
		;;
	openrisc-*)
		cpu=or32
		;;
	parisc-*)
		cpu=hppa
		basic_os=${basic_os:-linux}
		;;
	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
		cpu=i586
		;;
	pentiumpro-* | p6-* | 6x86-* | athlon-* | athlon_*-*)
		cpu=i686
		;;
	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
		cpu=i686
		;;
	pentium4-*)
		cpu=i786
		;;



	ppc-* | ppcbe-*)
		cpu=powerpc
		;;
	ppcle-* | powerpclittle-*)
		cpu=powerpcle
		;;
	ppc64-*)

		;;
	tx39-*)
		cpu=mipstx39
		;;
	tx39el-*)
		cpu=mipstx39el
		;;



	xscale-* | xscalee[bl]-*)
		cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
		;;
	arm64-* | aarch64le-*)
		cpu=aarch64
		;;

	# Recognize the canonical CPU Types that limit and/or modify the
	# company names they are paired with.
	cr16-*)
		basic_os=${basic_os:-elf}

		basic_os=${basic_os:-linux-gnu}
		;;

	*)
		# Recognize the canonical CPU types that are allowed with any
		# company name.
		case $cpu in
			  1750a \
			| 580 \
			| [cjt]90 \
			| a29k \
			| aarch64 \
			| aarch64_be \
			| aarch64c \
			| abacus \
			| alpha \
			| alpha64 \
			| alpha64ev56 \
			| alpha64ev6[78] \
			| alpha64ev[4-8] \
			| alpha64pca5[67] \
			| alphaev56 \
			| alphaev6[78] \
			| alphaev[4-8] \
			| alphapca5[67] \
			| am33_2.0 \
			| amdgcn \
			| arc \
			| arc32 \
			| arc64 \
			| arceb \
			| arm \
			| arm64e \
			| arm64ec \
			| arm[lb]e \
			| arme[lb] \
			| armv* \
			| asmjs \
			| avr \
			| avr32 \
			| ba \
			| be32 \
			| be64 \
			| bfin \
			| bpf \
			| bs2000 \
			| c30 \
			| c4x \
			| c8051 \
			| c[123]* \
			| clipper \
			| craynv \
			| csky \
			| cydra \
			| d10v \
			| d30v \
			| dlx \
			| dsp16xx \
			| e2k \
			| elxsi \
			| epiphany \
			| f30[01] \
			| f700 \
			| fido \
			| fr30 \
			| frv \
			| ft32 \
			| fx80 \
			| h8300 \
			| h8500 \
			| hexagon \
			| hppa \
			| hppa1.[01] \
			| hppa2.0 \
			| hppa2.0[nw] \
			| hppa64 \
			| i*86 \
			| i370 \
			| i860 \
			| i960 \
			| ia16 \
			| ia64 \
			| ip2k \
			| iq2000 \
			| javascript \
			| k1om \
			| kvx \
			| le32 \
			| le64 \
			| lm32 \
			| loongarch32 \
			| loongarch64 \
			| m32c \



			| m32r \
			| m32rle \
			| m5200 \
			| m68000 \
			| m680[012346]0 \
			| m6811 \
			| m6812 \
			| m68360 \
			| m683?2 \
			| m68hc11 \
			| m68hc12 \
			| m68hcs12x \
			| m68k \
			| m88110 \
			| m88k \
			| maxq \

			| mb \
			| mcore \
			| mep \
			| metag \
			| microblaze \


			| microblazeel \
			| mips* \
			| mmix \
			| mn10200 \
			| mn10300 \
			| moxie \

			| msp430 \
			| mt \
			| nanomips* \
			| nds32 \
			| nds32be \
			| nds32le \
			| nfp \
			| nios \
			| nios2 \
			| nios2eb \
			| nios2el \
			| none \
			| np1 \
			| ns16k \
			| ns32k \
			| nvptx \
			| open8 \
			| or1k* \
			| or32 \
			| orion \
			| pdp10 \
			| pdp11 \
			| picochip \
			| pj \
			| pjl \
			| pn \
			| power \
			| powerpc \
			| powerpc64 \
			| powerpc64le \
			| powerpcle \
			| powerpcspe \
			| pru \
			| pyramid \
			| riscv \
			| riscv32 \
			| riscv32be \
			| riscv64 \
			| riscv64be \
			| rl78 \
			| romp \
			| rs6000 \
			| rx \
			| s390 \
			| s390x \
			| score \
			| sh \
			| sh64 \
			| sh64le \
			| sh[12345][lb]e \
			| sh[1234] \
			| sh[1234]e[lb] \
			| sh[23]e \
			| sh[23]ele \
			| sh[24]a \
			| sh[24]ae[lb] \
			| sh[lb]e \
			| she[lb] \
			| shl \
			| sparc \
			| sparc64 \
			| sparc64b \
			| sparc64v \
			| sparc86x \
			| sparclet \
			| sparclite \
			| sparcv8 \
			| sparcv9 \
			| sparcv9b \
			| sparcv9v \
			| spu \
			| sv1 \
			| sx* \
			| tahoe \
			| thumbv7* \
			| tic30 \
			| tic4x \
			| tic54x \
			| tic55x \
			| tic6x \
			| tic80 \
			| tron \
			| ubicom32 \
			| v70 \
			| v810 \
			| v850 \
			| v850e \
			| v850e1 \
			| v850e2 \
			| v850e2v3 \
			| v850es \
			| vax \
			| vc4 \
			| visium \
			| w65 \
			| wasm32 \
			| wasm64 \
			| we32k \
			| x86 \
			| x86_64 \
			| xc16x \
			| xgate \
			| xps100 \
			| xstormy16 \
			| xtensa* \
			| ymp \
			| z80 \
			| z8k)
				;;

			*)
				echo "Invalid configuration '$1': machine '$cpu-$vendor' not recognized" 1>&2
				exit 1
				;;
		esac
		;;
esac

# Here we canonicalize certain aliases for manufacturers.
case $vendor in
	digital*)
		vendor=dec
		;;
	commodore*)
		vendor=cbm
		;;
	*)
		;;
esac

# Decode manufacturer-specific aliases for certain operating systems.

if test x"$basic_os" != x
then

# First recognize some ad-hoc cases, or perhaps split kernel-os, or else just
# set os.
obj=
case $basic_os in
	gnu/linux*)
		kernel=linux
		os=`echo "$basic_os" | sed -e 's|gnu/linux|gnu|'`
		;;
	os2-emx)
		kernel=os2
		os=`echo "$basic_os" | sed -e 's|os2-emx|emx|'`
		;;
	nto-qnx*)
		kernel=nto
		os=`echo "$basic_os" | sed -e 's|nto-qnx|qnx|'`
		;;
	*-*)
		saved_IFS=$IFS
		IFS="-" read kernel os <<EOF
$basic_os
EOF
		IFS=$saved_IFS
		;;
	# Default OS when just kernel was specified
	nto*)
		kernel=nto
		os=`echo "$basic_os" | sed -e 's|nto|qnx|'`
		;;
	linux*)
		kernel=linux
		os=`echo "$basic_os" | sed -e 's|linux|gnu|'`
		;;
	managarm*)
		kernel=managarm
		os=`echo "$basic_os" | sed -e 's|managarm|mlibc|'`
		;;
	*)
		kernel=
		os=$basic_os
		;;
esac

# Now, normalize the OS (knowing we just have one component, it's not a kernel,

		os=`echo "$os" | sed -e 's|solaris1|sunos4|'`
		;;
	solaris)
		os=solaris2
		;;
	unixware*)
		os=sysv4.2uw
		;;
	# The marketing names for NeXT's operating systems were
	# NeXTSTEP, NeXTSTEP 2, OpenSTEP 3, OpenSTEP 4.  'openstep' is
	# mapped to 'openstep3', but 'openstep1' and 'openstep2' are
	# mapped to 'nextstep' and 'nextstep2', consistent with the
	# treatment of SunOS/Solaris.
	ns | ns1 | nextstep | nextstep1 | openstep1)
		os=nextstep
		;;
	ns2 | nextstep2 | openstep2)
		os=nextstep2
		;;
	ns3 | nextstep3 | openstep | openstep3)
		os=openstep3
		;;
	ns4 | nextstep4 | openstep4)
		os=openstep4
		;;
	# es1800 is here to avoid being matched by es* (a different OS)
	es1800*)
		os=ose
		;;
	# Some version numbers need modification
	chorusos*)

		os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
		;;
	wince*)
		os=wince
		;;
	utek*)
		os=bsd
		vendor=`echo "$vendor" | sed -e 's|^unknown$|tektronix|'`
		;;
	dynix*)
		os=bsd
		;;
	acis*)
		os=aos
		;;
	atheos*)
		os=atheos
		;;
	syllable*)
		os=syllable
		;;
	386bsd)
		os=bsd
		;;
	ctix*)
		os=sysv
		vendor=`echo "$vendor" | sed -e 's|^unknown$|convergent|'`
		;;
	uts*)
		os=sysv
		;;
	nova*)
		kernel=rtmk


		os=nova
		;;
	# Preserve the version number of sinix5.
	sinix5.*)
		os=`echo "$os" | sed -e 's|sinix|sysv|'`
		vendor=`echo "$vendor" | sed -e 's|^unknown$|sni|'`
		;;
	sinix*)
		os=sysv4
		vendor=`echo "$vendor" | sed -e 's|^unknown$|sni|'`
		;;
	tpf*)
		os=tpf
		;;
	triton*)
		os=sysv3
		;;

		# particular features comes up, bare metal
		# configurations are quite functional.
		case $cpu in
		    arm*)
			os=eabi
			;;
		    *)
			os=
			obj=elf
			;;
		esac
		;;
	aout* | coff* | elf* | pe*)
		# These are machine code file formats, not OSes
		obj=$os
		os=
		;;
	*)
		# No normalization, but not necessarily accepted, that comes below.
		;;
esac

else

# Here we handle the default operating systems that come with various machines.
# The value should be what the vendor currently ships out the door with their
# machine or put another way, the most popular os provided with the machine.

# Note that if you're going to try to match "-MANUFACTURER" here (say,
# "-sun"), then you have to tell the case statement up towards the top
# that MANUFACTURER isn't an operating system.  Otherwise, code above
# will signal an error saying that MANUFACTURER isn't an operating
# system, and we'll never get to this point.

kernel=
obj=
case $cpu-$vendor in
	score-*)
		os=
		obj=elf
		;;
	spu-*)
		os=
		obj=elf
		;;
	*-acorn)
		os=riscix1.2
		;;
	arm*-rebel)
		kernel=linux
		os=gnu
		;;
	arm*-semi)
		os=
		obj=aout
		;;
	c4x-* | tic4x-*)
		os=
		obj=coff
		;;
	c8051-*)
		os=
		obj=elf
		;;
	clipper-intergraph)
		os=clix
		;;
	hexagon-*)
		os=
		obj=elf
		;;
	tic54x-*)
		os=
		obj=coff
		;;
	tic55x-*)
		os=
		obj=coff
		;;
	tic6x-*)
		os=
		obj=coff
		;;
	# This must come before the *-dec entry.
	pdp10-*)
		os=tops20
		;;
	pdp11-*)
		os=none

	i386-sun)
		os=sunos4.0.2
		;;
	m68000-sun)
		os=sunos3
		;;
	m68*-cisco)
		os=
		obj=aout
		;;
	mep-*)
		os=
		obj=elf
		;;
	# The -sgi and -siemens entries must be before the mips- entry
	# or we get the wrong os.
	*-sgi)
		os=irix
		;;
	*-siemens)
		os=sysv4
		;;
	mips*-cisco)
		os=
		obj=elf
		;;
	mips*-*|nanomips*-*)
		os=
		obj=elf
		;;
	or32-*)
		os=
		obj=coff
		;;
	# This must be before the sparc-* entry or we get the wrong os.
	*-tti)
		os=sysv3
		;;
	sparc-* | *-sun)
		os=sunos4.1.1
		;;
	pru-*)
		os=
		obj=elf
		;;
	*-be)
		os=beos
		;;
	*-ibm)
		os=aix
		;;

	*-oki)
		os=proelf
		;;
	*-hp)
		os=hpux
		;;
	*-hitachi)
		os=hiuxwe2
		;;
	i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
		os=sysv
		;;
	*-cbm)
		os=amigaos
		;;

		;;
	*-highlevel)
		os=bsd
		;;
	*-encore)
		os=bsd
		;;






	*-masscomp)
		os=rtu
		;;
	f30[01]-fujitsu | f700-fujitsu)
		os=uxpv
		;;
	*-rom68k)
		os=
		obj=coff
		;;
	*-*bug)
		os=
		obj=coff
		;;
	*-apple)
		os=macos
		;;
	*-atari*)
		os=mint
		;;
	*-wrs)
		os=vxworks
		;;
	*)
		os=none
		;;
esac

fi

# Now, validate our (potentially fixed-up) individual pieces (OS, OBJ).

case $os in
	# Sometimes we do "kernel-libc", so those need to count as OSes.
	llvm* | musl* | newlib* | relibc* | uclibc*)
		;;
	# Likewise for "kernel-abi"
	eabi* | gnueabi*)
		;;
	# VxWorks passes extra cpu info in the 4th filed.
	simlinux | simwindows | spe)
		;;
	# See `case $cpu-$os` validation below
	ghcjs)
		;;
	# Now accept the basic system types.

	# Each alternative MUST end in a * to match a version number.
	  abug \
	| aix* \
	| amdhsa* \
	| amigados* \
	| amigaos* \
	| android* \
	| aof* \
	| aos* \
	| aros* \
	| atheos* \
	| auroraux* \
	| aux* \
	| beos* \
	| bitrig* \
	| bme* \
	| bosx* \
	| bsd* \
	| cegcc* \
	| chorusos* \
	| chorusrdb* \
	| clix* \
	| cloudabi* \
	| cnk* \
	| conix* \
	| cos* \
	| cxux* \
	| cygwin* \
	| darwin* \
	| dgux* \

	| dicos* \
	| dnix* \
	| domain* \
	| dragonfly* \
	| drops* \
	| ebmon* \
	| ecoff* \
	| ekkobsd* \
	| emscripten* \
	| emx* \
	| es* \
	| fiwix* \
	| freebsd* \
	| fuchsia* \
	| genix* \
	| genode* \
	| glidix* \
	| gnu* \
	| go32* \
	| haiku* \
	| hcos* \
	| hiux* \
	| hms* \
	| hpux* \
	| ieee* \
	| interix* \
	| ios* \
	| iris* \
	| irix* \
	| ironclad* \
	| isc* \
	| its* \
	| l4re* \
	| libertybsd* \
	| lites* \
	| lnews* \
	| luna* \
	| lynxos* \
	| mach* \
	| macos* \
	| magic* \
	| mbr* \
	| midipix* \
	| midnightbsd* \
	| mingw32* \
	| mingw64* \
	| minix* \
	| mint* \
	| mirbsd* \
	| mks* \
	| mlibc* \
	| mmixware* \
	| mon960* \
	| morphos* \
	| moss* \
	| moxiebox* \
	| mpeix* \
	| mpw* \
	| msdos* \
	| msys* \
	| mvs* \
	| nacl* \
	| netbsd* \
	| netware* \
	| newsos* \
	| nextstep* \
	| nindy* \
	| nonstopux* \
	| nova* \
	| nsk* \
	| nucleus* \
	| nx6 \
	| nx7 \
	| oabi* \
	| ohos* \
	| onefs* \
	| openbsd* \
	| openedition* \
	| openstep* \
	| os108* \
	| os2* \
	| os400* \
	| os68k* \
	| os9* \
	| ose* \
	| osf* \
	| oskit* \
	| osx* \
	| palmos* \
	| phoenix* \
	| plan9* \
	| powermax* \
	| powerunix* \
	| proelf* \
	| psos* \
	| psp* \
	| ptx* \
	| pw32* \
	| qnx* \
	| rdos* \
	| redox* \
	| rhapsody* \
	| riscix* \
	| riscos* \
	| rtems* \
	| rtmk* \
	| rtu* \
	| scout* \
	| secbsd* \
	| sei* \
	| serenity* \
	| sim* \

	| skyos* \
	| solaris* \
	| solidbsd* \
	| sortix* \
	| storm-chaos* \
	| sunos \
	| sunos[34]* \
	| superux* \
	| syllable* \
	| sym* \
	| sysv* \
	| tenex* \
	| tirtos* \
	| toppers* \
	| tops10* \
	| tops20* \
	| tpf* \
	| tvos* \
	| twizzler* \
	| uclinux* \
	| udi* \
	| udk* \
	| ultrix* \
	| unicos* \
	| uniplus* \
	| unleashed* \
	| unos* \
	| uwin* \
	| uxpv* \
	| v88r* \
	|*vms* \
	| vos* \
	| vsta* \
	| vxsim* \
	| vxworks* \
	| wasi* \
	| watchos* \
	| wince* \
	| windiss* \
	| windows* \
	| winnt* \
	| xenix* \
	| xray* \
	| zephyr* \
	| zvmoe* )
		;;
	# This one is extra strict with allowed versions
	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
		# Don't forget version if it is 3.2v4 or newer.
		;;
	# This refers to builds using the UEFI calling convention
	# (which depends on the architecture) and PE file format.
	# Note that this is both a different calling convention and
	# different file format than that of GNU-EFI
	# (x86_64-w64-mingw32).
	uefi)
		;;
	none)
		;;
	kernel* | msvc* )
		# Restricted further below
		;;
	'')
		if test x"$obj" = x
		then
			echo "Invalid configuration '$1': Blank OS only allowed with explicit machine code file format" 1>&2
		fi
		;;
	*)
		echo "Invalid configuration '$1': OS '$os' not recognized" 1>&2
		exit 1
		;;
esac

case $obj in
	aout* | coff* | elf* | pe*)
		;;
	'')
		# empty is fine
		;;
	*)
		echo "Invalid configuration '$1': Machine code format '$obj' not recognized" 1>&2
		exit 1
		;;
esac

# Here we handle the constraint that a (synthetic) cpu and os are
# valid only in combination with each other and nowhere else.
case $cpu-$os in
	# The "javascript-unknown-ghcjs" triple is used by GHC; we
	# accept it here in order to tolerate that, but reject any
	# variations.
	javascript-ghcjs)
		;;
	javascript-* | *-ghcjs)
		echo "Invalid configuration '$1': cpu '$cpu' is not valid with os '$os$obj'" 1>&2
		exit 1
		;;
esac

# As a final step for OS-related things, validate the OS-kernel combination
# (given a valid OS), if there is a kernel.
case $kernel-$os-$obj in
	linux-gnu*- | linux-android*- | linux-dietlibc*- | linux-llvm*- \
		    | linux-mlibc*- | linux-musl*- | linux-newlib*- \
		    | linux-relibc*- | linux-uclibc*- | linux-ohos*- )
		;;
	uclinux-uclibc*- | uclinux-gnu*- )
		;;
	managarm-mlibc*- | managarm-kernel*- )
		;;
	windows*-msvc*-)
		;;
	-dietlibc*- | -llvm*- | -mlibc*- | -musl*- | -newlib*- | -relibc*- \
		    | -uclibc*- )
		# These are just libc implementations, not actual OSes, and thus
		# require a kernel.
		echo "Invalid configuration '$1': libc '$os' needs explicit kernel." 1>&2
		exit 1
		;;
	-kernel*- )
		echo "Invalid configuration '$1': '$os' needs explicit kernel." 1>&2
		exit 1
		;;
	*-kernel*- )
		echo "Invalid configuration '$1': '$kernel' does not support '$os'." 1>&2
		exit 1
		;;
	*-msvc*- )
		echo "Invalid configuration '$1': '$os' needs 'windows'." 1>&2
		exit 1
		;;
	kfreebsd*-gnu*- | knetbsd*-gnu*- | netbsd*-gnu*- | kopensolaris*-gnu*-)
		;;
	vxworks-simlinux- | vxworks-simwindows- | vxworks-spe-)
		;;
	nto-qnx*-)
		;;
	os2-emx-)
		;;
	rtmk-nova-)
		;;
	*-eabi*- | *-gnueabi*-)
		;;
	none--*)
		# None (no kernel, i.e. freestanding / bare metal),
		# can be paired with an machine code file format
		;;
	-*-)
		# Blank kernel with real OS is always fine.
		;;
	--*)
		# Blank kernel and OS with real machine code file format is always fine.
		;;
	*-*-*)
		echo "Invalid configuration '$1': Kernel '$kernel' not known to work with OS '$os'." 1>&2
		exit 1
		;;
esac

# Here we handle the case where we know the os, and the CPU type, but not the
# manufacturer.  We pick the logical manufacturer.
case $vendor in
	unknown)
		case $cpu-$os in
			*-riscix*)
				vendor=acorn
				;;
			*-sunos* | *-solaris*)
				vendor=sun
				;;
			*-cnk* | *-aix*)
				vendor=ibm
				;;
			*-beos*)
				vendor=be

			*-vos*)
				vendor=stratus
				;;
		esac
		;;
esac

echo "$cpu-$vendor${kernel:+-$kernel}${os:+-$os}${obj:+-$obj}"
exit

# Local variables:
# eval: (add-hook 'before-save-hook 'time-stamp)
# time-stamp-start: "timestamp='"
# time-stamp-format: "%:y-%02m-%02d"
# time-stamp-end: "'"
# End: