1 #

     2 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.

     3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4 #

     5 # This code is free software; you can redistribute it and/or modify it

     6 # under the terms of the GNU General Public License version 2 only, as

     7 # published by the Free Software Foundation.  Oracle designates this

     8 # particular file as subject to the "Classpath" exception as provided

     9 # by Oracle in the LICENSE file that accompanied this code.

    10 #

    11 # This code is distributed in the hope that it will be useful, but WITHOUT

    12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14 # version 2 for more details (a copy is included in the LICENSE file that

    15 # accompanied this code).

    16 #

    17 # You should have received a copy of the GNU General Public License version

    18 # 2 along with this work; if not, write to the Free Software Foundation,

    19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20 #

    21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22 # or visit www.oracle.com if you need additional information or have any

    23 # questions.

    24 #

    25 

    26 AC_DEFUN([CHECK_CORES],

    27 [

    28     AC_MSG_CHECKING([for number of cores])

    29     NUM_CORES=1

    30     FOUND_CORES=no

    31     

    32     if test -f /proc/cpuinfo; then

    33         # Looks like a Linux system

    34         NUM_CORES=`cat /proc/cpuinfo  | grep -c processor`

    35         FOUND_CORES=yes

    36     fi

    37 

    38     if test -x /usr/sbin/psrinfo; then

    39         # Looks like a Solaris system

    40         NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line`

    41         FOUND_CORES=yes

    42     fi

    43 

    44     if test -x /usr/sbin/system_profiler; then

    45         # Looks like a MacOSX system

    46         NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk  '{print [$]5}'`

    47         FOUND_CORES=yes

    48     fi

    49 

    50     if test "x$build_os" = xwindows; then

    51         NUM_CORES=4

    52     fi

    53 

    54     # For c/c++ code we run twice as many concurrent build

    55     # jobs than we have cores, otherwise we will stall on io.

    56     CONCURRENT_BUILD_JOBS=`expr $NUM_CORES \* 2`

    57 

    58     if test "x$FOUND_CORES" = xyes; then

    59         AC_MSG_RESULT([$NUM_CORES])

    60     else

    61         AC_MSG_RESULT([could not detect number of cores, defaulting to 1!])

    62     fi 

    63 

    64 ])

    65 

    66 AC_DEFUN([CHECK_MEMORY_SIZE],

    67 [

    68     AC_MSG_CHECKING([for memory size])

    69     # Default to 1024MB

    70     MEMORY_SIZE=1024

    71     FOUND_MEM=no

    72     

    73     if test -f /proc/cpuinfo; then

    74         # Looks like a Linux system

    75         MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'`

    76         MEMORY_SIZE=`expr $MEMORY_SIZE / 1024`

    77         FOUND_MEM=yes

    78     fi

    79 

    80     if test -x /usr/sbin/prtconf; then

    81         # Looks like a Solaris system

    82         MEMORY_SIZE=`/usr/sbin/prtconf | grep "Memory size" | awk '{ print [$]3 }'`

    83         FOUND_MEM=yes

    84     fi

    85 

    86     if test -x /usr/sbin/system_profiler; then

    87         # Looks like a MacOSX system

    88         MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk  '{print [$]2}'`

    89         MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024`

    90         FOUND_MEM=yes

    91     fi

    92 

    93     if test "x$build_os" = xwindows; then

    94         MEMORY_SIZE=`systeminfo | grep 'Total Physical Memory:' | awk '{ print [$]4 }' | sed 's/,//'`

    95         FOUND_MEM=yes    

    96     fi

    97 

    98     if test "x$FOUND_MEM" = xyes; then

    99         AC_MSG_RESULT([$MEMORY_SIZE MB])

   100     else

   101         AC_MSG_RESULT([could not detect memory size defaulting to 1024MB!])

   102     fi 

   103 ])