use trap to remove tmp directory on failure to avoid hiding mpost

[lilypond.git] / scm / define-music-types.scm

diff --git a/scm/define-music-types.scm b/scm/define-music-types.scm
index 7b60887bd698a8de035b0d73751fb1218c093d41..0b828c1516c161f78e1a98d67b37954d629b64a5 100644 (file)
--- a/scm/define-music-types.scm
+++ b/scm/define-music-types.scm
@@ -200,9 +200,17 @@ An alternative syntax is @var{note}@code{\\decr} @dots{}
        ))
 
     (EventChord
-     . ((description . "Internally used to group a set of events.")
+     . ((description . "Explicitly entered chords.
+
+When iterated, @code{elements} are converted to events at the current
+timestep, followed by any @code{articulations}.  Per-chord postevents
+attached by the parser just follow any rhythmic events in
+@code{elements} instead of utilizing @code{articulations}.
+
+An unexpanded chord repetition @samp{q} is recognizable by having its
+duration stored in @code{duration}.")
        (iterator-ctor . ,ly:event-chord-iterator::constructor)
-       (length-callback . ,ly:music-sequence::maximum-length-callback)
+       (length-callback . ,ly:music-sequence::event-chord-length-callback)
        (to-relative-callback .
         ,ly:music-sequence::event-chord-relative-callback)
        (types . (general-music event-chord simultaneous-music))
@@ -332,7 +340,12 @@ Note the explicit font switch.")
        ))
 
     (NoteEvent
-     . ((description . "A note.")
+     . ((description . "A note.
+
+Outside of chords, any events in @code{articulations} with a listener
+are broadcast like chord articulations, the others are retained.
+
+For iteration inside of chords, @xref{EventChord}.")
        (iterator-ctor . ,ly:rhythmic-music-iterator::constructor)
        (types . (general-music event note-event rhythmic-event
                  melodic-event))
@@ -458,15 +471,6 @@ Syntax: @code{\\unset @var{context}.@var{prop}}")
        (types . (music-wrapper-music general-music relative-octave-music))
        ))
 
-    (RepeatedChord
-     . ((description . "A chord repetition")
-       (to-relative-callback . ,ly:music-sequence::repeated-chord-relative-callback)
-       (iterator-ctor . ,ly:music-wrapper-iterator::constructor)
-       (start-callback . ,ly:music-wrapper::start-callback)
-       (length-callback . ,ly:music-wrapper::length-callback)
-       (types . (general-music music-wrapper-music))
-       ))
-
     (RepeatedMusic
      . ((description . "Repeat music in different ways.")
        (types . (general-music repeated-music))
@@ -541,7 +545,7 @@ print anything, and also does not create staves or voices implicitly.
 Syntax: @code{\\skip} @var{duration}")
        (length-callback . ,ly:music-duration-length)
        (iterator-ctor . ,ly:simple-music-iterator::constructor)
-       (types . (general-music event rhythmic-event skip-event))
+       (types . (general-music event skip-event))
        ))
 
     (SlurEvent