Imported Upstream version 2.14.2

[lilypond.git] / python / lilylib.py

diff --git a/python/lilylib.py b/python/lilylib.py
index b34c632f36100846b6068c0c04083e456acee735..6fb96bbbf59959fccdc19a15cd846785a5befb0a 100644 (file)
--- a/python/lilylib.py
+++ b/python/lilylib.py
@@ -1,10 +1,20 @@
-###############################################################
-# lilylib.py -- options and stuff
-# 
-# source file of the GNU LilyPond music typesetter
+# This file is part of LilyPond, the GNU music typesetter.
 #
-# (c) 1998--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
-#                 Jan Nieuwenhuizen <janneke@gnu.org>
+# Copyright (C) 1998--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+#                Jan Nieuwenhuizen <janneke@gnu.org>
+#
+# LilyPond is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# LilyPond is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 
 import __main__
 import glob
@@ -37,19 +47,48 @@ underscore = _
 # Urg, Python 2.4 does not define stderr/stdout encoding
 # Maybe guess encoding from LANG/LC_ALL/LC_CTYPE?
 
+reload (sys)
+sys.setdefaultencoding ('utf-8')
+import codecs
+sys.stdout = codecs.getwriter ('utf8') (sys.stdout)
+sys.stderr = codecs.getwriter ('utf8') (sys.stderr)
+
 def encoded_write(f, s):
-    f.write (s.encode (f.encoding or 'utf_8'))
+    f.write (s.encode (f.encoding or 'utf-8', 'replace'))
 
 # ugh, Python 2.5 optparse requires Unicode strings in some argument
 # functions, and refuse them in some other places
 def display_encode (s):
-    return s.encode (sys.stderr.encoding or 'utf_8')
+    return s.encode (sys.stderr.encoding or 'utf-8', 'replace')
+
+# Lilylib globals.
+program_version = '@TOPLEVEL_VERSION@'
+program_name = os.path.basename (sys.argv[0])
+
+
+# Check if program_version contains @ characters. This will be the case if
+# the .py file is called directly while building the lilypond documentation.
+# If so, try to check for the env var LILYPOND_VERSION, which is set by our
+# makefiles and use its value.
+at_re = re.compile (r'@')
+if at_re.match (program_version):
+    if os.environ.has_key('LILYPOND_VERSION'):
+        program_version = os.environ['LILYPOND_VERSION']
+    else:
+        program_version = "unknown"
 
 def stderr_write (s):
     encoded_write (sys.stderr, s)
 
+def warning (s):
+    stderr_write (program_name + ": " + _ ("warning: %s") % s + '\n')
+
+def error (s):
+    stderr_write (program_name + ": " + _ ("error: %s") % s + '\n')
+
 progress = stderr_write
 
+
 def require_python_version ():
     if sys.hexversion < 0x02040000:
         stderr_write ("Python 2.4 or newer is required to run this program.\n\
@@ -58,7 +97,7 @@ please read 'Setup for MacOS X' in Application Usage.")
         os.system ("open http://python.org/download/")
         sys.exit (2)
 
-# Modified version of the commands.mkarg(x), which always uses 
+# Modified version of the commands.mkarg(x), which always uses
 # double quotes (since Windows can't handle the single quotes:
 def mkarg(x):
     s = ' "'
@@ -82,7 +121,7 @@ def subprocess_system (cmd,
                        log_file=None):
     import subprocess
 
-    show_progress= progress_p 
+    show_progress= progress_p
     name = command_name (cmd)
     error_log_file = ''
 
@@ -161,7 +200,7 @@ def ossystem_system (cmd,
 
 system = subprocess_system
 if sys.platform == 'mingw32':
-    
+
     ## subprocess x-compile doesn't work.
     system = ossystem_system
 
@@ -184,7 +223,7 @@ def search_exe_path (name):
 
 def print_environment ():
     for (k,v) in os.environ.items ():
-       sys.stderr.write ("%s=\"%s\"\n" % (k, v)) 
+       sys.stderr.write ("%s=\"%s\"\n" % (k, v))
 
 class NonDentedHeadingFormatter (optparse.IndentedHelpFormatter):
     def format_heading(self, heading):
@@ -205,13 +244,25 @@ class NonDentedHeadingFormatter (optparse.IndentedHelpFormatter):
                               " ".join (option._long_opts),
                               metavar)
 
+    # Only use one level of indentation (even for groups and nested groups),
+    # since we don't indent the headeings, either
+    def indent(self):
+        self.current_indent = self.indent_increment
+        self.level += 1
+    def dedent(self):
+        self.level -= 1
+        if self.level <= 0:
+            self.current_indent = ''
+            self.level = 0;
+
     def format_usage(self, usage):
         return _("Usage: %s") % usage + '\n'
 
     def format_description(self, description):
        return description
 
-def get_option_parser (*args, **kwargs): 
+def get_option_parser (*args, **kwargs):
     p = optparse.OptionParser (*args, **kwargs)
-    p.formatter = NonDentedHeadingFormatter () 
+    p.formatter = NonDentedHeadingFormatter ()
+    p.formatter.set_parser (p)
     return p