X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fdocument-music.scm;h=1491a30cad343f4d7b783afcfb75401cb242ba23;hb=5b4b0d6e9a197e8f9eb085b7c2ad78b8be3e5cfc;hp=0d01abb6b9c66b5289ae8ab0cda057f387240150;hpb=96041f379c0e0f9fe328c277987daa56f90959cd;p=lilypond.git

diff --git a/scm/document-music.scm b/scm/document-music.scm
index 0d01abb6b9..1491a30cad 100644
--- a/scm/document-music.scm
+++ b/scm/document-music.scm
@@ -1,8 +1,8 @@
 ;;;; document-markup.scm -- part of generated backend documentation
 ;;;;
 ;;;;  source file of the GNU LilyPond music typesetter
-;;;; 
-;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+;;;;
+;;;; (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 ;;;;                 Jan Nieuwenhuizen <janneke@gnu.org>
 
 (define (music-props-doc)
@@ -14,7 +14,7 @@
 	   (descs (map (lambda (prop)
 			 (property->texi 'music (string->symbol prop)))
 		       ps))
-	   (texi (description-list->texi descs)))
+	   (texi (description-list->texi descs #f)))
       texi)))
 
 (define music-types->names (make-vector 61 '()))
@@ -22,13 +22,14 @@
 	      (let* ((class (ly:camel-case->lisp-identifier (car entry)))
 		     (classes (ly:make-event-class class)))
 		(if classes
-		    (map (lambda (cl)
-			   (hashq-set! music-types->names cl
-				       (cons (car entry)
-					     (hashq-ref music-types->names cl '()))))
-			 classes)
+		    (map
+		     (lambda (cl)
+		       (hashq-set! music-types->names cl
+				   (cons (car entry)
+					 (hashq-ref music-types->names cl '()))))
+		     classes)
 		    #f)))
-	    
+	
 	    music-descriptions)
 
 (define (strip-description x)
@@ -36,33 +37,39 @@
 	""))
 
 (define (music-type-doc entry)
-  (make <texi-node>
-    #:name  (symbol->string (car entry))
-    #:text 
-    (string-append
-     "\nMusic event type @code{"
-     (symbol->string (car entry))
-     "} is in music objects of type "
-     (human-listify
-      (sort
-       (map (lambda (x) (ref-ify (symbol->string x)))
-	    (cdr entry)) string<?))
-     "."
+  (let* ((accept-list (human-listify
+		       (map ref-ify
+			    (map symbol->string
+				 (map ly:translator-name
+				      (filter
+				       (lambda (x)
+					 (engraver-accepts-music-type? (car entry) x))
+				       all-engravers-list)))))))
+    (make <texi-node>
+      #:name (symbol->string (car entry))
+      #:text
+      (string-append
+       "\nMusic event type @code{"
+       (symbol->string (car entry))
+       "} is in music objects of type "
+       (human-listify
+	(sort
+	 (map (lambda (x) (ref-ify (symbol->string x)))
+	      (cdr entry)) string<?))
+       "."
 
-     "\n\nAccepted by: "
-     (human-listify
-      (map ref-ify
-	   (map symbol->string
-		(map ly:translator-name
-		     (filter
-		      (lambda (x) (engraver-accepts-music-type? (car entry) x)) all-engravers-list)))))
-     "."
-     "\n\n")))
+       "\n\n"
+       (if (equal? accept-list "none")
+	   "Not accepted by any engraver or performer"
+	   (string-append
+	    "Accepted by: "
+	    accept-list))
+       "."))))
 
 (define (music-types-doc)
   (make <texi-node>
     #:name "Music classes"
-    #:children 
+    #:children
     (map music-type-doc
 	 (sort
 	  (hash-table->alist music-types->names) alist<?))))
@@ -72,18 +79,29 @@
 	 (props (cdr obj))
 	 (class (ly:camel-case->lisp-identifier namesym))
 	 (classes (ly:make-event-class class))
+	 (accept-list (if classes
+			  (human-listify
+			   (map ref-ify
+				(map symbol->string
+				     (map ly:translator-name
+					  (filter
+					   (lambda (x)
+					     (engraver-accepts-music-types? classes x))
+					   all-engravers-list)))))
+			  ""))
 	 (event-texi (if classes
 			 (string-append
 			  "\n\nEvent classes:\n"
-			  (human-listify (map ref-ify (map symbol->string classes)))
+			  (human-listify
+			   (map ref-ify (map symbol->string classes)))
 			  "."
 
-			  "\n\nAccepted by: "
-			  (human-listify
-			   (map ref-ify
-				(map symbol->string (map ly:translator-name
-							 (filter
-							  (lambda (x) (engraver-accepts-music-types? classes x)) all-engravers-list)))))
+			  "\n\n"
+			  (if (equal? accept-list "none")
+			      "Not accepted by any engraver or performer"
+			      (string-append
+			       "Accepted by: "
+			       accept-list))
 			  ".")
 			 "")))
 
@@ -94,7 +112,8 @@
      (description-list->texi
       (map
        (lambda (x) (property->texi 'music x props))
-       (map car props))))))
+       (map car props))
+      #t))))
 
 (define (music-object-doc obj)
   (make <texi-node>