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parallel: CPU detection improved for Mac OSX (Thanks to Wayne E. Seguin).

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This commit is contained in:
Ole Tange 2011-07-29 17:44:37 +02:00
parent 67e3d3ea77
commit 82b50467ce
1 changed files with 8 additions and 2 deletions
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10
src/parallel
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@ -2462,7 +2462,10 @@ sub no_of_cpus_darwin {
# Returns:
# Number of physical CPUs on Mac Darwin
# undef if not Mac Darwin
my $no_of_cpus = `sysctl -a hw 2>/dev/null | grep -w physicalcpu | awk '{ print \$2 }'`;
my $no_of_cpus =
(`sysctl -n hw.physicalcpu`
or
`sysctl -a hw 2>/dev/null | grep -w physicalcpu | awk '{ print \$2 }'`);
return $no_of_cpus;
}
@ -2470,7 +2473,10 @@ sub no_of_cores_darwin {
# Returns:
# Number of CPU cores on Mac Darwin
# undef if not Mac Darwin
my $no_of_cores = `sysctl -a hw 2>/dev/null | grep -w logicalcpu | awk '{ print \$2 }'`;
my $no_of_cores =
(`sysctl -n hw.logicalcpu`
or
`sysctl -a hw 2>/dev/null | grep -w logicalcpu | awk '{ print \$2 }'`);
return $no_of_cores;
}