Module: FileUtils

Defined in:
lib/logging/utils.rb

Overview


Class Method Summary collapse

Class Method Details

.concat(src, dest) ⇒ Object

Concatenate the contents of the src file to the end of the dest file. If the dest file does not exist, then the src file is copied to the dest file using copy_file.


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# File 'lib/logging/utils.rb', line 126

def concat( src, dest )
  if File.exist?(dest)
    bufsize = File.stat(dest).blksize || 8192
    buffer = String.new

    File.open(dest, 'a') { |d|
      File.open(src, 'r') { |r|
        while bytes = r.read(bufsize, buffer)
          d.syswrite bytes
        end
      }
    }
  else
    copy_file(src, dest)
  end
end