class BitGirder::Io::ProcessCheck
Public Class Methods
for_pid( pid )
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# File lib/bitgirder/io.rb, line 1043 def self.for_pid( pid ) ps_str = self.ps_str_for( pid ) self.send( :new, pid, ps_str ) end
new( pid, ps_str )
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# File lib/bitgirder/io.rb, line 1021 def initialize( pid, ps_str ) @pid, @ps_str = pid, ps_str end
ps_str_for( pid )
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# File lib/bitgirder/io.rb, line 1031 def self.ps_str_for( pid ) res = `ps -p #{pid} -w -o command= -o lstart=`.chomp res = nil if res.empty? unless $?.success? || ( ( ex = $?.exitstatus ) == 1 && res == nil ) raise "Couldn't get ps info for #{pid} (ps exited #{ex}: #{res})" end res end
Public Instance Methods
alive?()
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# File lib/bitgirder/io.rb, line 1027 def alive? self.class.ps_str_for( @pid ) == @ps_str end