Merge branch 'master' of ssh://jomand@git.sv.gnu.org/srv/git/lilypond into lilypond...

[lilypond.git] / scripts / convert-ly.py

diff --git a/scripts/convert-ly.py b/scripts/convert-ly.py
index 708214d3154fce87e7d8698328bdb95a15e761ca..cffd859ff72ef74900f01579fb3efdbc6bc6c66a 100644 (file)
--- a/scripts/convert-ly.py
+++ b/scripts/convert-ly.py
@@ -4,7 +4,7 @@
 #
 # source file of the GNU LilyPond music typesetter
 #
-# (c) 1998--2007  Han-Wen Nienhuys <hanwen@xs4all.nl>
+# (c) 1998--2009  Han-Wen Nienhuys <hanwen@xs4all.nl>
 #                 Jan Nieuwenhuizen <janneke@gnu.org>
 #
 # converting rules are found in python/convertrules.py
@@ -21,6 +21,8 @@ import re
 import lilylib as ly
 global _;_=ly._
 
+ly.require_python_version ()
+
 import convertrules
 
 lilypond_version_re_str = '\\\\version *\"([0-9.]+)"'
@@ -32,8 +34,8 @@ _ ('''Update LilyPond input to newer version.  By default, update from the
 version taken from the \\version command, to the current LilyPond version.''')
 + _ ("Examples:")
 + '''
-  convert-ly -e old.ly
-  convert-ly --from=2.3.28 --to 2.5.21 foobar.ly
+  $ convert-ly -e old.ly
+  $ convert-ly --from=2.3.28 --to=2.5.21 foobar.ly > foobar-new.ly
 ''')
 
 copyright = ('Jan Nieuwenhuizen <janneke@gnu.org>',
@@ -42,6 +44,9 @@ copyright = ('Jan Nieuwenhuizen <janneke@gnu.org>',
 program_name = os.path.basename (sys.argv[0])
 program_version = '@TOPLEVEL_VERSION@'
 
+authors = ('Jan Nieuwenhuizen <janneke@gnu.org>',
+           'Han-Wen Nienhuys <hanwen@xs4all.nl>')
+
 error_file_write = ly.stderr_write
 
 def warning (s):
@@ -56,17 +61,16 @@ def identify (port=sys.stderr):
 def warranty ():
     identify ()
     ly.encoded_write (sys.stdout, '''
-Copyright (c) %s by
+%s
 
-  Han-Wen Nienhuys
-  Jan Nieuwenhuizen
+%s
 
 %s
 %s
-'''  ( '2001--2006',
-       _ ("Distributed under terms of the GNU General Public License."),
-       _ ('It comes with NO WARRANTY.')))
-
+''' % ( _ ('Copyright (c) %s by') % '2001--2009',
+        ' '.join (authors),
+        _ ('Distributed under terms of the GNU General Public License.'),
+        _ ('It comes with NO WARRANTY.')))
 
 def get_option_parser ():
     p = ly.get_option_parser (usage=_ ("%s [OPTION]... FILE") % 'convert-ly',
@@ -105,7 +109,7 @@ def get_option_parser ():
               default=False)
     
     p.add_option ("-s", '--show-rules',
-              help=_ ("show rules [default: --from=0, --to=%s]") % program_version,
+              help=_ ("show rules [default: -f 0, -t %s]") % program_version,
               dest='show_rules',
               action='store_true', default=False)
     
@@ -115,11 +119,14 @@ def get_option_parser ():
               action='store',
               dest="to_version",
               default='')
-
-    p.add_option_group (ly.display_encode (_ ('Bugs')),
-                        description=(_ ("Report bugs via")
-                                     + ''' http://post.gmane.org/post.php'''
-                                     '''?group=gmane.comp.gnu.lilypond.bugs\n'''))
+    p.add_option ('-w', '--warranty', help=_ ("show warranty and copyright"),
+           action='store_true',
+           ),
+    p.add_option_group ('',
+                        description=(
+            _ ("Report bugs via %s")
+            % 'http://post.gmane.org/post.php'
+            '?group=gmane.comp.gnu.lilypond.bugs') + '\n')
     
     return p
 
@@ -172,7 +179,7 @@ string."""
         error_file_write ('\n'
                           + _ ("Error while converting")
                           + '\n'
-                          + _ ("Stopping at last succesful rule")
+                          + _ ("Stopping at last successful rule")
                           + '\n')
 
     return (last_conversion, str)
@@ -253,6 +260,9 @@ def do_options ():
     opt_parser = get_option_parser()
     (options, args) = opt_parser.parse_args ()
 
+    if options.warranty:
+        warranty ()
+        sys.exit (0)
 
     if options.from_version:
         options.from_version = str_to_tuple (options.from_version)