\version "2.12.0"
\header
{
  texidoc = "The standard piano pedals style comes with Ped symbols.
The pedal string can be also tuned, for example, to a shorter tilde/P variant
at the end of the melody."

}

sustainNotes = { c4 \sustainOn d e \sustainOff \sustainOn f \sustainOff }

\relative c'{
  \sustainNotes 
  \set Staff.pedalSustainStrings = #'("P" "P-" "-")
  \sustainNotes 
  \set Staff.pedalSustainStrings = #'("d" "de" "e")
  \sustainNotes 
  \set Staff.pedalSustainStrings = #'("M" "M-" "-")
  \sustainNotes 
  \set Staff.pedalSustainStrings = #'("Ped" "Ped*" "*")
  \sustainNotes 
}