# This file is part of LilyPond, the GNU music typesetter.
#
-# Copyright (C) 1998--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+# Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
# Jan Nieuwenhuizen <janneke@gnu.org>
#
# LilyPond is free software: you can redistribute it and/or modify
import gettext
t = gettext.translation ('lilypond', localedir)
_ = t.ugettext
+ ungettext = t.ungettext
except:
def _ (s):
return s
+ def ungettext (s, p, n):
+ if n == 1:
+ return s
+ return p
underscore = _
# Urg, Python 2.4 does not define stderr/stdout encoding
else:
program_version = "unknown"
+
+# Logging framework: We have the following output functions:
+# error
+# warning
+# progress
+# debug
+
+loglevels = {"NONE":0, "ERROR":1, "WARN":2, "BASIC":3, "PROGRESS":4, "INFO":5, "DEBUG":6}
+
+loglevel = loglevels["PROGRESS"]
+
+def set_loglevel (l):
+ global loglevel
+ newlevel = loglevels.get (l, -1)
+ if newlevel > 0:
+ debug_output (_ ("Setting loglevel to %s") % l)
+ loglevel = newlevel
+ else:
+ error (_ ("Unknown or invalid loglevel '%s'") % l)
+
+
+def handle_loglevel_option (option, opt_str, value, parser, *args):
+ if value:
+ set_loglevel (value);
+ elif args:
+ set_loglevel (args[0]);
+
+def is_loglevel (l):
+ global loglevel
+ return loglevel >= loglevels[l];
+
+def is_verbose ():
+ return is_loglevel ("DEBUG")
+
def stderr_write (s):
encoded_write (sys.stderr, s)
-def warning (s):
- stderr_write (program_name + ": " + _ ("warning: %s") % s + '\n')
+def print_logmessage (level, s, fullmessage = True, newline = True):
+ if (is_loglevel (level)):
+ if fullmessage:
+ stderr_write (program_name + ": " + s + '\n')
+ elif newline:
+ stderr_write (s + '\n')
+ else:
+ stderr_write (s)
def error (s):
- stderr_write (program_name + ": " + _ ("error: %s") % s + '\n')
+ print_logmessage ("ERROR", _ ("error: %s") % s);
+
+def warning (s):
+ print_logmessage ("WARN", _ ("warning: %s") % s);
+
+def basic_progress (s):
+ print_logmessage ("BASIC", s);
+
+def progress (s, fullmessage = False, newline = True):
+ print_logmessage ("PROGRESS", s, fullmessage, newline);
+
+def debug_output (s, fullmessage = False, newline = True):
+ print_logmessage ("DEBUG", s, fullmessage, newline);
-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\
+ error ("Python 2.4 or newer is required to run this program.\n\
Please upgrade Python from http://python.org/download/, and if you use MacOS X,\n\
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
-# double quotes (since Windows can't handle the single quotes:
+# A modified version of the commands.mkarg(x) that always uses
+# double quotes (since Windows can't handle the single quotes)
+# and escapes the characters \, $, ", and ` for unix shells.
def mkarg(x):
+ if os.name == 'nt':
+ return ' "%s"' % x
s = ' "'
for c in x:
if c in '\\$"`':
stdout_setting = subprocess.PIPE
if redirect_output:
- stdout_filename = ' '.join([log_file, '.log'])
- stderr_filename = ' '.join([log_file, '.err.log'])
- stdout_setting = open(stdout_filename, 'w')
+ stderr_filename = log_file + '.log'
stderr_setting = open(stderr_filename, 'w')
proc = subprocess.Popen (cmd,
if redirect_output:
while proc.poll()==None:
- time.sleep(1)
+ time.sleep(0.01)
retval = proc.returncode
- stdout_setting.close()
stderr_setting.close()
else:
if show_progress:
print >>sys.stderr, "Child returned", retval
if ignore_error:
- print >>sys.stderr, "Error ignored"
+ print >>sys.stderr, "Error ignored by lilylib"
else:
if not show_progress:
print log[0]
ignore_error=False,
progress_p=True,
be_verbose=False,
+ redirect_output=False,
log_file=None):
def format_description(self, description):
return description
+class NonEmptyOptionParser (optparse.OptionParser):
+ "A subclass of OptionParser that gobbles empty string arguments."
+
+ def parse_args (self, args=None, values=None):
+ options, args = optparse.OptionParser.parse_args (self, args, values)
+ return options, filter (None, args)
+
def get_option_parser (*args, **kwargs):
- p = optparse.OptionParser (*args, **kwargs)
+ p = NonEmptyOptionParser (*args, **kwargs)
p.formatter = NonDentedHeadingFormatter ()
p.formatter.set_parser (p)
return p