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|
package System::Info::Darwin;
use strict;
use warnings;
use base "System::Info::BSD";
our $VERSION = "0.056";
=head1 NAME
System::Info::Darwin - Object for specific Darwin info.
=head1 DESCRIPTION
=head2 $si->prepare_sysinfo
Use os-specific tools to find out more about the system.
=cut
sub prepare_sysinfo {
my $self = shift;
$self->System::Info::Base::prepare_sysinfo ();
$self->{__os} .= " (Mac OS X)";
my $scl = __get_sysctl ();
my $system_profiler = __get_system_profiler () or
return $self->SUPER::prepare_sysinfo ();
$self->{__system_profiler} = $system_profiler;
if (my $kv = $system_profiler->{"system version"}) {
$self->{__os} =~ s{\)$}{ - $kv)};
}
# This is physical processors (sockets) which os not returned anywhere for Apple Silicon (implied 1)
my $ncpu = $system_profiler->{"number of cpus"} || 1;
$system_profiler->{"total number of cores"} and
$ncpu .= " [$system_profiler->{'total number of cores'} cores]";
# Confusingly, System::Info uses "cpu_type" for architecture and Apple uses
# "CPU Type" as the CPU model name. They are not the same thing.
$self->{__cpu} = $system_profiler->{chip} ||
$system_profiler->{"cpu type"};
$self->{__cpu} .= " ($system_profiler->{'cpu speed'})"
if $system_profiler->{"cpu speed"};
$self->{__cpu_type} = $system_profiler->{arch};
$self->{__cpu_count} = $ncpu;
# _ncore reports hyperthreads for other platforms, so it would be
# hw.logicalcpu (or hw.logicalcpu_max which is the same unless the system
# has disabled cores).
# Alternative hw.ncpu is deprecated, keeping for ancient systems.
$self->{_ncore} = $scl->{"hw.logicalcpu"} || $scl->{"hw.ncpu"};
$self->{_phys_core} = $scl->{"hw.physicalcpu"} || $scl->{"hw.ncpu"};
my $osv = do {
local $^W = 0;
`sw_vers -productVersion 2>/dev/null`;
} || "";
chomp ($self->{__osvers} = $osv);
$self->{__memsize} = $scl->{"hw.memsize"};
return $self;
} # prepare_sysinfo
# System::Info::BSD.pm only uses hw
sub __get_sysctl {
my $sysctl_cmd = -x "/sbin/sysctl" ? "/sbin/sysctl" : "sysctl";
chomp (my @sysctl = do {
local $^W = 0;
`$sysctl_cmd -a 2>/dev/null`;
});
my %sysctl = map { split m/\s*[:=]\s*/, $_, 2 } grep m/[:=]/ => @sysctl;
return \%sysctl;
} # __get_sysctl
sub __get_system_profiler {
my $system_profiler_output = do {
local $^W = 0;
`/usr/sbin/system_profiler -detailLevel mini SPHardwareDataType SPSoftwareDataType 2>&1`;
} or return;
# From RT#97441
# In Yosemite the system_profiler started emitting these warnings:
# 2015-07-24 06:54:06.842 system_profiler[59780:1318389] platformPluginDictionary: Can\'t get X86PlatformPlugin, return value 0
# They seem to be harmless, but annoying.
# Clean them out, but then warn about others from system_profiler.
$system_profiler_output =~ s/^\d{4}-\d\d-\d\d .+ system_profiler\[.+?\] platformPluginDictionary: Can't get X86PlatformPlugin, return value 0$//mg;
warn "Unexpected warning from system_profiler:\n$1\n"
while $system_profiler_output =~ /^(.+system_profiler.+)/mg;
my %system_profiler;
$system_profiler{lc $1} = $2
while $system_profiler_output =~ m/^\s*([\w ]+):\s+(.+)$/gm;
# convert newer output from Intel core duo
my %keymap = (
"processor name" => "cpu type",
"processor speed" => "cpu speed",
"model name" => "machine name",
"model identifier" => "machine model",
"number of processors" => "number of cpus",
"total number of cores" => "total number of cores",
);
for my $newkey (keys %keymap) {
my $oldkey = $keymap{$newkey};
exists $system_profiler{$newkey} and
$system_profiler{$oldkey} = delete $system_profiler{$newkey};
}
chomp ($system_profiler{"cpu type"} ||= `uname -m`);
$system_profiler{"cpu speed"} ||= 0; # Mac M1 does not show CPU speed
$system_profiler{"cpu speed"} =~
s/(0(?:\.\d+)?)\s*GHz/sprintf "%d MHz", $1 * 1000/e;
$system_profiler{"cpu type"} ||= "Unknown";
$system_profiler{"cpu type"} =~ s/\s*\([\d.]+\)//
if $system_profiler{"cpu speed"};
chomp ($system_profiler{arch} ||= `uname -m`);
$system_profiler{arch} ||= "Unknown";
return \%system_profiler;
} # __get_system_profiler
1;
__END__
$ uname -a
Darwin grannysmith.local 16.5.0 Darwin Kernel Version 16.5.0: Fri Mar 3 16:52:33 PST 2017; root:xnu-3789.51.2~3/RELEASE_X86_64 x86_64
$ uname -m
x86_64
$ uname -n
grannysmith.local
$ uname -p
i386
$ uname -r
16.5.0
$ uname -s
Darwin
$ uname -v
Darwin Kernel Version 16.5.0: Fri Mar 3 16:52:33 PST 2017; root:xnu-3789.51.2~3/RELEASE_X86_64
=head1 SEE ALSO
Mac::OSVersion
=head1 COPYRIGHT AND LICENSE
(c) 2016-2025, Abe Timmerman & H.Merijn Brand, All rights reserved.
With contributions from Jarkko Hietaniemi, Campo Weijerman, Alan Burlison,
Allen Smith, Alain Barbet, Dominic Dunlop, Rich Rauenzahn, David Cantrell.
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.
See:
=over 4
=item * L<http://www.perl.com/perl/misc/Artistic.html>
=item * L<http://www.gnu.org/copyleft/gpl.html>
=back
This program 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.
=cut
|
