* scripts/lilypond-book.py (is_derived_class): use numbers

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

diff --git a/scripts/lilypond-book.py b/scripts/lilypond-book.py
index 216f7c4cb413b22be1559f4cb51069b15d083bf4..622396b8b0b0f317b44e7da7e2f4871b16a8a351 100644 (file)
--- a/scripts/lilypond-book.py
+++ b/scripts/lilypond-book.py
@@ -391,6 +391,23 @@ def to_eps (file):
        ly.system ('dvips -Ppdf -u+lilypond.map -E -o %s.eps %s' \
                   % (file, file))
 
+
+       # check if it really is EPS.
+       # Otherwise music glyphs disappear from 2nd and following pages.
+
+       # TODO: should run dvips -pp -E per page, then we get proper
+       # cropping as well.
+       
+       f = open ('%s.eps' % file)
+       for x in range(0,10) :
+               if re.search ("^%%Pages: ", f.readline ()):
+
+                       # make non EPS.
+                       ly.system ('dvips -Ppdf -u+lilypond.map -o %s.eps %s' \
+                                  % (file, file))
+                       break
+       
+
 def find_file (name):
        for i in include_path:
                full = os.path.join (i, name)
@@ -720,11 +737,11 @@ def run_filter (s):
 
 def is_derived_class (cl,  baseclass):
        if cl == baseclass:
-               return True
+               return 0
        for b in cl.__bases__:
                if is_derived_class (b, baseclass):
-                       return True
-       return False
+                       return 1
+       return 0
 
 
 def process_snippets (cmd, snippets):