Class: PBS::Torque::Attrl

Inherits:
FFI::Struct
  • Object
show all
Defined in:
lib/pbs/torque.rb

Overview

Struct for Attribute C-linked list

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.from_list(list) ⇒ Object 



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# File 'lib/pbs/torque.rb', line 83

def self.from_list(list)
  attrl = nil
  prev = Attrl.new(FFI::Pointer::NULL)
  list.each do |key|
    attrl = Attrl.new
    attrl[:name] = FFI::MemoryPointer.from_string(key.to_s)
    attrl[:resource] = FFI::Pointer::NULL
    attrl[:value] = FFI::Pointer::NULL
    attrl[:op] = 0
    attrl[:next] = prev
    prev = attrl
  end
  attrl
end

Instance Method Details

#to_hash ⇒ Object 



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# File 'lib/pbs/torque.rb', line 98

def to_hash
  hash = Hash.new{ |h,k| h[k] = Hash.new() }
  attrl = self
  until attrl.to_ptr.null?
    name = attrl[:name].read_string.to_sym
    value = attrl[:value].read_string
    resource = nil
    resource = attrl[:resource].read_string.to_sym unless attrl[:resource].null?
    if resource.nil?
      hash[name] = value
    else
      hash[name][resource] = value
    end
    attrl = attrl[:next]
  end
  hash
end