%% Generated by lilypond-book
%% Options: [exampleindent=10.16\mm,indent=0\mm,line-width=160\mm,paper-height=845.047\pt,paper-width=597.508\pt,papersize='(cons (* 597.508 pt) (* 845.047 pt))]
\include "lilypond-book-preamble.ly"


% ****************************************************************
% Start cut-&-pastable-section
% ****************************************************************

#(ly:set-option 'eps-box-padding 3.000000)



\paper {
  #(set-paper-size '(cons (* 597.508 pt) (* 845.047 pt)))
  indent = 0\mm
  line-width = 160\mm
  % offset the left padding, also add 1mm as lilypond creates cropped
  % images with a little space on the right
  line-width = #(- line-width (* mm  3.000000) (* mm 1))
}

\layout {
  
}




% ****************************************************************
% ly snippet:
% ****************************************************************
\sourcefilename "/lilypond-2.26.0/input/regression/context-output-def.ly"
\sourcefileline 0
\version "2.23.12"

\header {
  texidoc = "Let @code{ly:context-output-def} access some output
variables from inside a @code{\\applyContext} expression."
}

#(use-modules (lily display-lily))

showvar =
#(define-music-function (sym) (symbol?)
   (make-apply-context
    (lambda (c)
      (format #t "\n~s: ~a" sym
              (value->lily-string (ly:output-def-lookup
                                   (ly:context-output-def c) sym))))))

music =
{
  \showvar output-def-kind
  \showvar flag
  c'1
}


\score {
  \music
  \layout {
    flag = 0
  }
  \midi {
    flag = 1
  }
}

\score {
  \music
  \layout {
    flag = 2
  }
}



% ****************************************************************
% end ly snippet
% ****************************************************************