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AX_COUNT_CPUS
Attempt to count the number of processors present on the machine. If the detection fails, then a value of 1 is assumed.
The value is placed in the CPU_COUNT variable.
Michael Paul Bailey <jinxidoru@byu.net>
2006-10-13
AC_DEFUN([AX_COUNT_CPUS], [
AC_REQUIRE([AC_PROG_EGREP])
AC_MSG_CHECKING( cpu count )
CPU_COUNT="0"
if test -e /proc/cpuinfo; then
CPU_COUNT=`$EGREP -c '^processor' /proc/cpuinfo`
fi
if test "x$CPU_COUNT" = "x0"; then
CPU_COUNT="1"
AC_MSG_RESULT( [unable to detect (assuming 1)] )
else
AC_MSG_RESULT( $CPU_COUNT )
fi
])
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