class Snapshot::CPUInspector
Public Class Methods
cpu_count()
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# File snapshot/lib/snapshot/simulator_launchers/simulator_launcher.rb, line 10 def self.cpu_count @cpu_count ||= case RUBY_PLATFORM when /darwin9/ `hwprefs cpu_count`.to_i when /darwin10/ (hwprefs_available? ? `hwprefs thread_count` : `sysctl -n hw.physicalcpu_max`).to_i when /linux/ UI.user_error!("We detected that you are running snapshot on Linux, but snapshot is only supported on macOS") when /freebsd/ UI.user_error!("We detected that you are running snapshot on FreeBSD, but snapshot is only supported on macOS") else if RbConfig::CONFIG['host_os'] =~ /darwin/ (hwprefs_available? ? `hwprefs thread_count` : `sysctl -n hw.physicalcpu_max`).to_i else UI.crash!("Cannot find the machine's processor count.") end end end
hwprefs_available?()
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# File snapshot/lib/snapshot/simulator_launchers/simulator_launcher.rb, line 6 def self.hwprefs_available? `which hwprefs` != '' end