8068927: AARCH64: better handling of aarch64- triples
Summary: convert aarch64- to arm-, let upstream code do the work, then convert back to aarch64-
Reviewed-by: ihse
#!/bin/sh
#
# Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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# This code is free software; you can redistribute it and/or modify it
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#
# This code 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
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
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# 2 along with this work; if not, write to the Free Software Foundation,
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# or visit www.oracle.com if you need additional information or have any
# questions.
#
# This is a wrapper for the config.guess from autoconf. The latter
# does not know about all of our platforms. Instead of patching the
# autoconf system (which might easily get lost in a future update), we
# wrap it and fix the broken property, if needed.
DIR=`dirname $0`
# First, filter out everything that doesn't begin with "aarch64-"
if ! echo $* | grep '^aarch64-' >/dev/null ; then
. $DIR/autoconf-config.sub "$@"
# autoconf-config.sub exits, so we never reach here, but just in
# case we do:
exit
fi
while test $# -gt 0 ; do
case $1 in
-- ) # Stop option processing
shift; break ;;
aarch64-* )
config=`echo $1 | sed 's/^aarch64-/arm-/'`
sub_args="$sub_args $config"
shift; ;;
- ) # Use stdin as input.
sub_args="$sub_args $1"
shift; break ;;
* )
sub_args="$sub_args $1"
shift; ;;
esac
done
result=`. $DIR/autoconf-config.sub $sub_args "$@"`
exitcode=$?
result=`echo $result | sed "s/^arm-/aarch64-/"`
echo $result
exit $exitcode