1 #!/bin/sh
   2 #
   3 # Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
   4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5 #
   6 # This code is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU General Public License version 2 only, as
   8 # published by the Free Software Foundation.
   9 #
  10 # This code is distributed in the hope that it will be useful, but WITHOUT
  11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13 # version 2 for more details (a copy is included in the LICENSE file that
  14 # accompanied this code).
  15 #
  16 # You should have received a copy of the GNU General Public License version
  17 # 2 along with this work; if not, write to the Free Software Foundation,
  18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19 #
  20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21 # or visit www.oracle.com if you need additional information or have any
  22 # questions.
  23 #
  24 
  25 # This is a wrapper for the config.guess from autoconf. The latter does not
  26 # properly detect 64 bit systems on all platforms. Instead of patching the
  27 # autoconf system (which might easily get lost in a future update), we wrap it
  28 # and fix the broken property, if needed.
  29 
  30 machine=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
  31 if test $machine = riscv64; then
  32   # This is all we need to know for riscv64
  33   echo riscv64-unknown-linux-gnu
  34   exit
  35 fi
  36 
  37 DIR=`dirname $0`
  38 OUT=`. $DIR/autoconf-config.guess`
  39 
  40 # Test and fix solaris on x86_64
  41 echo $OUT | grep i386-pc-solaris > /dev/null 2> /dev/null
  42 if test $? = 0; then
  43   # isainfo -n returns either i386 or amd64
  44   REAL_CPU=`isainfo -n`
  45   OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
  46 fi
  47 
  48 # Test and fix solaris on sparcv9
  49 echo $OUT | grep sparc-sun-solaris > /dev/null 2> /dev/null
  50 if test $? = 0; then
  51   # isainfo -n returns either sparc or sparcv9
  52   REAL_CPU=`isainfo -n`
  53   OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
  54 fi
  55 
  56 # Test and fix cygwin on x86_64
  57 echo $OUT | grep 86-pc-cygwin > /dev/null 2> /dev/null
  58 if test $? != 0; then
  59   echo $OUT | grep 86-pc-mingw > /dev/null 2> /dev/null
  60 fi
  61 if test $? = 0; then
  62   case `echo $PROCESSOR_IDENTIFIER | cut -f1 -d' '` in
  63     intel64|Intel64|INTEL64|em64t|EM64T|amd64|AMD64|8664|x86_64)
  64       REAL_CPU=x86_64
  65       OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
  66       ;;
  67   esac
  68 fi
  69 
  70 # Test and fix architecture string on AIX
  71 # On AIX 'config.guess' returns 'powerpc' as architecture but 'powerpc' is
  72 # implicitely handled as 32-bit architecture in 'platform.m4' so we check
  73 # for the kernel mode rewrite it to 'powerpc64' if we'Re running in 64-bit mode.
  74 # The check could also be done with `/usr/sbin/prtconf | grep "Kernel Type" | grep "64-bit"`
  75 echo $OUT | grep powerpc-ibm-aix > /dev/null 2> /dev/null
  76 if test $? = 0; then
  77   if [ -x /bin/getconf ] ; then
  78     KERNEL_BITMODE=`getconf KERNEL_BITMODE`
  79     if  [ "$KERNEL_BITMODE" = "32" ]; then
  80       KERNEL_BITMODE=""
  81     fi
  82   fi
  83   OUT=powerpc$KERNEL_BITMODE`echo $OUT | sed -e 's/[^-]*//'`
  84 fi
  85 
  86 # Test and fix little endian PowerPC64.
  87 # TODO: should be handled by autoconf-config.guess.
  88 if [ "x$OUT" = x ]; then
  89   if [ `uname -m` = ppc64le ]; then
  90     if [ `uname -s` = Linux ]; then
  91       OUT=powerpc64le-unknown-linux-gnu
  92     fi
  93   fi
  94 fi
  95 
  96 # Test and fix cpu on Macosx when C preprocessor is not on the path
  97 echo $OUT | grep i386-apple-darwin > /dev/null 2> /dev/null
  98 if test $? = 0; then
  99   REAL_CPU=`uname -m`
 100   OUT=$REAL_CPU`echo $OUT | sed -e 's/[^-]*//'`
 101 fi
 102 
 103 echo $OUT