Method: LinuxStat::ProcessInfo.process_name

Defined in:
lib/linux_stat/process_info.rb

.process_name(pid = $$) ⇒ Object

process_name(pid = $$)

It shows the filename of the command Sometimes the filename is stripped

Where pid is the process ID.

By default it is the id of the current process ($$)

It retuns the total command name of the process.

The output is String. For example:

LinuxStat::ProcessInfo.process_name

"ruby"

If the info isn’t available it will return an empty frozen String.



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# File 'lib/linux_stat/process_info.rb', line 112

def process_name(pid = $$)
	file = "/proc/#{pid}/stat".freeze
	return command_name unless File.readable?(file)

	name = IO.read(file).split(/(\(.*\))/) &.[](1) &.[](1..-2)

	if name && name.length > 0 && name.length < 15
		name
	else
		command_name
	end
end