#! /bin/sh
# Configuration validation subroutine script.
-# Copyright 1992-2020 Free Software Foundation, Inc.
+# Copyright 1992-2021 Free Software Foundation, Inc.
-timestamp='2020-11-07'
+# shellcheck disable=SC2006,SC2268 # see below for rationale
+
+timestamp='2021-10-27'
# 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
# Otherwise, we print the canonical config type on stdout and succeed.
# You can get the latest version of this script from:
-# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
+# https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
# This file is supposed to be the same for all GNU packages
# and recognize all the CPU types, system types and aliases
# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
# It is wrong to echo any other type of specification.
-me=$(echo "$0" | sed -e 's,.*/,,')
+# The "shellcheck disable" line above the timestamp inhibits complaints
+# about features and limitations of the classic Bourne shell that were
+# superseded or lifted in POSIX. However, this script identifies a wide
+# variety of pre-POSIX systems that do not have POSIX shells at all, and
+# even some reasonably current systems (Solaris 10 as case-in-point) still
+# have a pre-POSIX /bin/sh.
+
+me=`echo "$0" | sed -e 's,.*/,,'`
usage="\
Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS
version="\
GNU config.sub ($timestamp)
-Copyright 1992-2020 Free Software Foundation, Inc.
+Copyright 1992-2021 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."
# Split fields of configuration type
# shellcheck disable=SC2162
+saved_IFS=$IFS
IFS="-" read field1 field2 field3 field4 <<EOF
$1
EOF
+IFS=$saved_IFS
# Separate into logical components for further validation
case $1 in
basic_machine=$field1
basic_os=$field2
;;
+ zephyr*)
+ basic_machine=$field1-unknown
+ basic_os=$field2
+ ;;
# Manufacturers
dec* | mips* | sequent* | encore* | pc533* | sgi* | sony* \
| att* | 7300* | 3300* | delta* | motorola* | sun[234]* \
vendor=hp
;;
i*86v32)
- cpu=$(echo "$1" | sed -e 's/86.*/86/')
+ cpu=`echo "$1" | sed -e 's/86.*/86/'`
vendor=pc
basic_os=sysv32
;;
i*86v4*)
- cpu=$(echo "$1" | sed -e 's/86.*/86/')
+ cpu=`echo "$1" | sed -e 's/86.*/86/'`
vendor=pc
basic_os=sysv4
;;
i*86v)
- cpu=$(echo "$1" | sed -e 's/86.*/86/')
+ cpu=`echo "$1" | sed -e 's/86.*/86/'`
vendor=pc
basic_os=sysv
;;
i*86sol2)
- cpu=$(echo "$1" | sed -e 's/86.*/86/')
+ cpu=`echo "$1" | sed -e 's/86.*/86/'`
vendor=pc
basic_os=solaris2
;;
;;
leon-*|leon[3-9]-*)
cpu=sparc
- vendor=$(echo "$basic_machine" | sed 's/-.*//')
+ vendor=`echo "$basic_machine" | sed 's/-.*//'`
;;
*-*)
# shellcheck disable=SC2162
+ 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
cpu=mipsisa64sb1el
;;
sh5e[lb]-*)
- cpu=$(echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/')
+ cpu=`echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/'`
;;
spur-*)
cpu=spur
cpu=x86_64
;;
xscale-* | xscalee[bl]-*)
- cpu=$(echo "$cpu" | sed 's/^xscale/arm/')
+ cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
;;
arm64-*)
cpu=aarch64
| alphapca5[67] | alpha64pca5[67] \
| am33_2.0 \
| amdgcn \
- | arc | arceb \
+ | arc | arceb | arc32 | arc64 \
| arm | arm[lb]e | arme[lb] | armv* \
| avr | avr32 \
| asmjs \
| k1om \
| le32 | le64 \
| lm32 \
+ | loongarch32 | loongarch64 | loongarchx32 \
| m32c | m32r | m32rle \
| m5200 | m68000 | m680[012346]0 | m68360 | m683?2 | m68k \
| m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x \
| mips64vr5900 | mips64vr5900el \
| mipsisa32 | mipsisa32el \
| mipsisa32r2 | mipsisa32r2el \
+ | mipsisa32r3 | mipsisa32r3el \
+ | mipsisa32r5 | mipsisa32r5el \
| mipsisa32r6 | mipsisa32r6el \
| mipsisa64 | mipsisa64el \
| mipsisa64r2 | mipsisa64r2el \
+ | mipsisa64r3 | mipsisa64r3el \
+ | mipsisa64r5 | mipsisa64r5el \
| mipsisa64r6 | mipsisa64r6el \
| mipsisa64sb1 | mipsisa64sb1el \
| mipsisa64sr71k | mipsisa64sr71kel \
| powerpc | powerpc64 | powerpc64le | powerpcle | powerpcspe \
| pru \
| pyramid \
- | riscv | riscv32 | riscv64 \
+ | riscv | riscv32 | riscv32be | riscv64 | riscv64be \
| rl78 | romp | rs6000 | rx \
| s390 | s390x \
| score \
| sparcv8 | sparcv9 | sparcv9b | sparcv9v | sv1 | sx* \
| spu \
| tahoe \
+ | thumbv7* \
| tic30 | tic4x | tic54x | tic55x | tic6x | tic80 \
| tron \
| ubicom32 \
if test x$basic_os != x
then
-# First recognize some ad-hoc caes, or perhaps split kernel-os, or else just
+# First recognize some ad-hoc cases, or perhaps split kernel-os, or else just
# set os.
case $basic_os in
gnu/linux*)
kernel=linux
- os=$(echo $basic_os | sed -e 's|gnu/linux|gnu|')
+ os=`echo "$basic_os" | sed -e 's|gnu/linux|gnu|'`
;;
os2-emx)
kernel=os2
- os=$(echo $basic_os | sed -e 's|os2-emx|emx|')
+ os=`echo "$basic_os" | sed -e 's|os2-emx|emx|'`
;;
nto-qnx*)
kernel=nto
- os=$(echo $basic_os | sed -e 's|nto-qnx|qnx|')
+ os=`echo "$basic_os" | sed -e 's|nto-qnx|qnx|'`
;;
*-*)
# shellcheck disable=SC2162
+ 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 $basic_os | sed -e 's|nto|qnx|')
+ os=`echo "$basic_os" | sed -e 's|nto|qnx|'`
;;
linux*)
kernel=linux
- os=$(echo $basic_os | sed -e 's|linux|gnu|')
+ os=`echo "$basic_os" | sed -e 's|linux|gnu|'`
;;
*)
kernel=
os=cnk
;;
solaris1 | solaris1.*)
- os=$(echo $os | sed -e 's|solaris1|sunos4|')
+ os=`echo "$os" | sed -e 's|solaris1|sunos4|'`
;;
solaris)
os=solaris2
os=sco3.2v4
;;
sco3.2.[4-9]*)
- os=$(echo $os | sed -e 's/sco3.2./sco3.2v/')
+ os=`echo "$os" | sed -e 's/sco3.2./sco3.2v/'`
;;
sco*v* | scout)
# Don't match below
os=lynxos
;;
mac[0-9]*)
- os=$(echo "$os" | sed -e 's|mac|macos|')
+ os=`echo "$os" | sed -e 's|mac|macos|'`
;;
opened*)
os=openedition
os=os400
;;
sunos5*)
- os=$(echo "$os" | sed -e 's|sunos5|solaris2|')
+ os=`echo "$os" | sed -e 's|sunos5|solaris2|'`
;;
sunos6*)
- os=$(echo "$os" | sed -e 's|sunos6|solaris3|')
+ os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
;;
wince*)
os=wince
;;
# Preserve the version number of sinix5.
sinix5.*)
- os=$(echo $os | sed -e 's|sinix|sysv|')
+ os=`echo "$os" | sed -e 's|sinix|sysv|'`
;;
sinix*)
os=sysv4
# Now, validate our (potentially fixed-up) OS.
case $os in
- # Sometimes we do "kernel-abi", so those need to count as OSes.
- musl* | newlib* | uclibc*)
+ # Sometimes we do "kernel-libc", so those need to count as OSes.
+ musl* | newlib* | relibc* | uclibc*)
+ ;;
+ # Likewise for "kernel-abi"
+ eabi* | gnueabi*)
;;
- # Likewise for "kernel-libc"
- eabi | eabihf | gnueabi | gnueabihf)
+ # VxWorks passes extra cpu info in the 4th filed.
+ simlinux | simwindows | spe)
;;
# Now accept the basic system types.
# The portable systems comes first.
| nindy* | vxsim* | vxworks* | ebmon* | hms* | mvs* \
| clix* | riscos* | uniplus* | iris* | isc* | rtu* | xenix* \
| mirbsd* | netbsd* | dicos* | openedition* | ose* \
- | bitrig* | openbsd* | solidbsd* | libertybsd* | os108* \
+ | bitrig* | openbsd* | secbsd* | solidbsd* | libertybsd* | os108* \
| ekkobsd* | freebsd* | riscix* | lynxos* | os400* \
| bosx* | nextstep* | cxux* | aout* | elf* | oabi* \
| ptx* | coff* | ecoff* | winnt* | domain* | vsta* \
| udi* | lites* | ieee* | go32* | aux* | hcos* \
- | chorusrdb* | cegcc* | glidix* \
+ | chorusrdb* | cegcc* | glidix* | serenity* \
| cygwin* | msys* | pe* | moss* | proelf* | rtems* \
| midipix* | mingw32* | mingw64* | mint* \
| uxpv* | beos* | mpeix* | udk* | moxiebox* \
| skyos* | haiku* | rdos* | toppers* | drops* | es* \
| onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
| midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
- | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx*)
+ | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \
+ | fiwix* )
;;
# This one is extra strict with allowed versions
sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
# 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 in
- linux-gnu* | linux-dietlibc* | linux-android* | linux-newlib* | linux-musl* | linux-uclibc* )
+ linux-gnu* | linux-dietlibc* | linux-android* | linux-newlib* \
+ | linux-musl* | linux-relibc* | linux-uclibc* )
;;
uclinux-uclibc* )
;;
- -dietlibc* | -newlib* | -musl* | -uclibc* )
+ -dietlibc* | -newlib* | -musl* | -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
;;
kfreebsd*-gnu* | kopensolaris*-gnu*)
;;
+ vxworks-simlinux | vxworks-simwindows | vxworks-spe)
+ ;;
nto-qnx*)
;;
os2-emx)
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