#! /bin/sh
# Attempt to guess a canonical system name.
-# Copyright 1992-2020 Free Software Foundation, Inc.
+# Copyright 1992-2021 Free Software Foundation, Inc.
-timestamp='2020-11-07'
+timestamp='2021-01-25'
# 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
# Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
#
# You can get the latest version of this script from:
-# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+# https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
#
# Please send patches to <config-patches@gnu.org>.
GNU config.guess ($timestamp)
Originally written by Per Bothner.
-Copyright 1992-2020 Free Software Foundation, Inc.
+Copyright 1992-2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
case "$UNAME_SYSTEM" in
Linux|GNU|GNU/*)
- # If the system lacks a compiler, then just pick glibc.
- # We could probably try harder.
- LIBC=gnu
+ LIBC=unknown
set_cc_for_build
cat <<-EOF > "$dummy.c"
LIBC=uclibc
#elif defined(__dietlibc__)
LIBC=dietlibc
+ #elif defined(__GLIBC__)
+ LIBC=gnu
#else
#include <stdarg.h>
+ /* First heuristic to detect musl libc. */
#ifdef __DEFINED_va_list
LIBC=musl
- #else
- LIBC=gnu
#endif
#endif
EOF
eval "$($CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g')"
+
+ # Second heuristic to detect musl libc.
+ if [ "$LIBC" = unknown ] &&
+ command -v ldd >/dev/null &&
+ ldd --version 2>&1 | grep -q ^musl; then
+ LIBC=musl
+ fi
+
+ # If the system lacks a compiler, then just pick glibc.
+ # We could probably try harder.
+ if [ "$LIBC" = unknown ]; then
+ LIBC=gnu
+ fi
;;
esac
#
# Note: NetBSD doesn't particularly care about the vendor
# portion of the name. We always set it to "unknown".
- sysctl="sysctl -n hw.machine_arch"
UNAME_MACHINE_ARCH=$( (uname -p 2>/dev/null || \
- "/sbin/$sysctl" 2>/dev/null || \
- "/usr/sbin/$sysctl" 2>/dev/null || \
+ /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
+ /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
echo unknown))
case "$UNAME_MACHINE_ARCH" in
aarch64eb) machine=aarch64_be-unknown ;;
k1om:Linux:*:*)
echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
exit ;;
+ loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*)
+ echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
+ exit ;;
m32r*:Linux:*:*)
echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
exit ;;
ppcle:Linux:*:*)
echo powerpcle-unknown-linux-"$LIBC"
exit ;;
- riscv32:Linux:*:* | riscv64:Linux:*:*)
+ riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
exit ;;
s390:Linux:*:* | s390x:Linux:*:*)
i*86:rdos:*:*)
echo "$UNAME_MACHINE"-pc-rdos
exit ;;
- i*86:AROS:*:*)
- echo "$UNAME_MACHINE"-pc-aros
+ *:AROS:*:*)
+ echo "$UNAME_MACHINE"-unknown-aros
exit ;;
x86_64:VMkernel:*:*)
echo "$UNAME_MACHINE"-unknown-esx
operating system you are using. If your script is old, overwrite *all*
copies of config.guess and config.sub with the latest versions from:
- https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+ https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
and
- https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
+ https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
EOF
year=$(echo $timestamp | sed 's,-.*,,')