cythonpp.py: print configuration even if the result is reused

util/cythonpp.py

@@ -87,8 +87,10 @@ def process_filename(filename, output_filename=None):
             atomic_write(output_filename + '.%s' % counter, output)
         sources.append(attach_tags(output, configuration))
 
-    log('Generating %s', output_filename)
-    generate_merged(output_filename, sources)
+    sys.stderr.write('Generating %s ' % output_filename)
+    result = generate_merged(output_filename, sources)
+    atomic_write(output_filename, result)
+    sys.stderr.write('%s bytes\n' % len(result))
 
     if filename != pyx_filename:
         log('Saving %s', pyx_filename)
@@ -99,7 +101,7 @@ def generate_merged(output_filename, sources):
     result = []
     for line in produce_preprocessor(merge(sources)):
         result.append(line.replace(newline_token, '\n'))
-    atomic_write(output_filename, ''.join(result))
+    return ''.join(result)
 
 
 def preprocess_filename(filename, config):
@@ -520,9 +522,11 @@ def atomic_write(filename, data):
 
 def run_cython(filename, sourcehash, output_filename, banner, comment, cache={}):
     result = cache.get(sourcehash)
+    command = '%s -o %s %s' % (CYTHON, pipes.quote(output_filename), pipes.quote(filename))
     if result is not None:
+        log('Reusing %s  # %s', command, comment)
         return result
-    system('%s -o %s %s' % (CYTHON, pipes.quote(output_filename), pipes.quote(filename)), comment)
+    system(command, comment)
     result = postprocess_cython_output(output_filename, banner)
     cache[sourcehash] = result
     return result