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################################################################
# lilylib.py -- options and stuff
#
# source file of the GNU LilyPond music typesetter
#
# (c) 1998--2006 Han-Wen Nienhuys <hanwen@cs.uu.nl>
# Jan Nieuwenhuizen <janneke@gnu.org>
import __main__
import glob
import os
import re
import shutil
import string
import sys
import optparse
################################################################
# Users of python modules should include this snippet
# and customize variables below.
# We'll suffer this path init stuff as long as we don't install our
# python packages in <prefix>/lib/pythonx.y (and don't kludge around
# it as we do with teTeX on Red Hat Linux: set some environment var
# (PYTHONPATH) in profile)
# If set, LILYPONDPREFIX must take prevalence
# if datadir is not set, we're doing a build and LILYPONDPREFIX
datadir = '@local_lilypond_datadir@'
if not os.path.isdir (datadir):
datadir = '@lilypond_datadir@'
if os.environ.has_key ('LILYPONDPREFIX') :
datadir = os.environ['LILYPONDPREFIX']
while datadir[-1] == os.sep:
datadir= datadir[:-1]
sys.path.insert (0, os.path.join (datadir, 'python'))
localedir = '@localedir@'
try:
import gettext
gettext.bindtextdomain ('lilypond', localedir)
gettext.textdomain ('lilypond')
_ = gettext.gettext
except:
def _ (s):
return s
underscore = _
progress = sys.stderr.write
def command_name (cmd):
# Strip all stuf after command,
# deal with "((latex ) >& 1 ) .." too
cmd = re.match ('([\(\)]*)([^\\\ ]*)', cmd).group (2)
return os.path.basename (cmd)
def system (cmd,
ignore_error=False,
progress_p=True,
be_verbose=False,
log_file=None):
import subprocess
show_progress= progress_p
name = command_name (cmd)
error_log_file = ''
if be_verbose:
show_progress = 1
progress (_ ("Invoking `%s\'") % cmd)
else:
progress ( _("Running %s...") % name)
stdout_setting = None
if not show_progress:
stdout_setting = subprocess.PIPE
proc = subprocess.Popen (cmd,
shell=True,
universal_newlines=True,
stdout=stdout_setting,
stderr=stdout_setting)
log = ''
if show_progress:
retval = proc.wait()
else:
log = proc.communicate ()
retval = proc.returncode
if retval:
print >>sys.stderr, 'command failed:', cmd
if retval < 0:
print >>sys.stderr, "Child was terminated by signal", -retval
elif retval > 0:
print >>sys.stderr, "Child returned", retval
if ignore_error:
print >>sys.stderr, "Error ignored"
else:
if not show_progress:
print log[0]
print log[1]
sys.exit (1)
return abs (retval)
def strip_extension (f, ext):
(p, e) = os.path.splitext (f)
if e == ext:
e = ''
return p + e
def search_exe_path (name):
p = os.environ['PATH']
exe_paths = string.split (p, ':')
for e in exe_paths:
full = os.path.join (e, name)
if os.path.exists (full):
return full
return None
def print_environment ():
for (k,v) in os.environ.items ():
sys.stderr.write ("%s=\"%s\"\n" % (k, v))
class NonDentedHeadingFormatter (optparse.IndentedHelpFormatter):
def format_heading(self, heading):
if heading:
return heading[0].upper() + heading[1:] + ':\n'
return ''
def format_option_strings(self, option):
sep = ' '
if option._short_opts and option._long_opts:
sep = ','
metavar = ''
if option.takes_value():
metavar = '=%s' % option.metavar or option.dest.upper()
return "%3s%s %s%s" % (" ".join (option._short_opts),
sep,
" ".join (option._long_opts),
metavar)
def format_usage(self, usage):
return _("Usage: %s\n") % usage
def format_description(self, description):
return description
def get_option_parser (*args, **kwargs):
p = optparse.OptionParser (*args, **kwargs)
p.formatter = NonDentedHeadingFormatter ()
return p
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