1\version "2.21.80" 2 3\header { 4 texidoc = "The Scheme function @code{ly:version?} checks that the version of 5LilyPond being used satisfies a comparison predicate against a given version." 6} 7 8#(if (not (ly:version? = (ly:version))) 9 (ly:error "Broken regression test: ly:version? says the current version is 10not equal to itself: ~a." (ly:version))) 11 12#(if (not (ly:version? > '(2 20))) 13 (ly:error "Broken regression test: ly:version? incorrectly compares versions 14of different lengths: ~a and ~a." (ly:version) '(2 20))) 15