Java example source code file (config.guess)

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The config.guess Java example source code

#!/bin/sh
#
# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.
#
# 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).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# 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
# properly detect 64 bit systems on all 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`
OUT=`. $DIR/autoconf-config.guess`

# Test and fix solaris on x86_64
echo $OUT | grep i386-pc-solaris > /dev/null 2> /dev/null
if test $? = 0; then
  # isainfo -n returns either i386 or amd64
  REAL_CPU=`isainfo -n`
  OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
fi

# Test and fix solaris on sparcv9
echo $OUT | grep sparc-sun-solaris > /dev/null 2> /dev/null
if test $? = 0; then
  # isainfo -n returns either sparc or sparcv9
  REAL_CPU=`isainfo -n`
  OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
fi

# Test and fix cygwin on x86_64
echo $OUT | grep 86-pc-cygwin > /dev/null 2> /dev/null
if test $? != 0; then
  echo $OUT | grep 86-pc-mingw > /dev/null 2> /dev/null
fi
if test $? = 0; then
  case `echo $PROCESSOR_IDENTIFIER | cut -f1 -d' '` in
    intel64|Intel64|INTEL64|em64t|EM64T|amd64|AMD64|8664|x86_64)
      REAL_CPU=x86_64
      OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
      ;;
  esac
fi

echo $OUT