* input/mutopia/W.A.Mozart/mozart-hrn-3.ly: Mozart died in 1791

[lilypond.git] / scripts / lilypond-book.py

diff --git a/scripts/lilypond-book.py b/scripts/lilypond-book.py
index 4f90a8efd6235ca24dc42da98be1833f6206fdcd..b84d2976cd01243d0d4fedc7da1692e34f14f17f 100644 (file)
--- a/scripts/lilypond-book.py
+++ b/scripts/lilypond-book.py
@@ -511,12 +511,12 @@ class Lilypond_snippet (Snippet):
 
        def is_outdated (self):
                base = self.basename ()
-               ## FIXME: adding PNG to is_outdated test fixes
-               ##        interrupted (web) builds.
-               ##        should only do this if PNG is actually target
-               if os.path.exists (base + '.ly') \
-                  and os.path.exists (base + '.tex') \
-                  and os.path.exists (base + '.png') \
+
+               require = ['.ly', '.tex']
+               if format == HTML:
+                       require.append ('.png')
+               require = [os.path.exists (base + x) for x in require]
+               if reduce (lambda a,b: a and b, require) \
                   and (use_hash_p \
                        or self.ly () == open (base + '.ly').read ()):
                        # TODO: something smart with target formats