1 ################################################################
2 # lilylib.py -- options and stuff
4 # source file of the GNU LilyPond music typesetter
6 # (c) 1998--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
7 # Jan Nieuwenhuizen <janneke@gnu.org>
9 ### subst:\(^\|[^._a-z]\)\(abspath\|identify\|warranty\|progress\|warning\|error\|exit\|getopt_args\|option_help_str\|options_help_str\|help\|setup_temp\|read_pipe\|system\|cleanup_temp\|strip_extension\|cp_to_dir\|mkdir_p\|init\) *(
12 ### subst: \(help_summary\|keep_temp_dir_p\|option_definitions\|original_dir\|program_name\|pseudo_filter_p\|temp_dir\|verbose_p\)
21 ################################################################
22 # Users of python modules should include this snippet
23 # and customize variables below.
25 # We'll suffer this path init stuff as long as we don't install our
26 # python packages in <prefix>/lib/pythonx.y (and don't kludge around
27 # it as we do with teTeX on Red Hat Linux: set some environment var
28 # (PYTHONPATH) in profile)
30 # If set, LILYPONDPREFIX must take prevalence
31 # if datadir is not set, we're doing a build and LILYPONDPREFIX
32 import getopt, os, sys
33 datadir = '@local_lilypond_datadir@'
34 if not os.path.isdir (datadir):
35 datadir = '@lilypond_datadir@'
36 if os.environ.has_key ('LILYPONDPREFIX') :
37 datadir = os.environ['LILYPONDPREFIX']
38 while datadir[-1] == os.sep:
41 sys.path.insert (0, os.path.join (datadir, 'python'))
46 if __name__ == '__main__':
52 program_name = 'unset'
54 original_dir = os.getcwd ()
55 temp_dir = os.path.join (original_dir, '%s.dir' % program_name)
59 help_summary = _ ("lilylib module")
61 option_definitions = [
62 ('', 'h', 'help', _ ("this help")),
66 ################################################################
68 # Handle bug in Python 1.6-2.1
70 # there are recursion limits for some patterns in Python 1.6 til 2.1.
71 # fix this by importing pre instead. Fix by Mats.
73 if float (sys.version[0:3]) <= 2.1:
83 # Attempt to fix problems with limited stack size set by Python!
84 # Sets unlimited stack size. Note that the resource module only
85 # is available on UNIX.
88 resource.setrlimit (resource.RLIMIT_STACK, (-1, -1))
92 localedir = '@localedir@'
95 gettext.bindtextdomain ('lilypond', localedir)
96 gettext.textdomain ('lilypond')
103 program_version = '@TOPLEVEL_VERSION@'
104 if program_version == '@' + 'TOPLEVEL_VERSION' + '@':
105 program_version = '1.7.14'
108 port.write ('%s (GNU LilyPond) %s\n' % (__main__.program_name, program_version))
111 identify (sys.stdout)
112 sys.stdout.write ('\n')
113 sys.stdout.write (_ ('Copyright (c) %s by' % ' 1998--2003'))
114 sys.stdout.write ('\n')
115 map (lambda x: sys.stdout.write (' %s\n' % x), __main__.copyright)
116 sys.stdout.write ('\n')
117 sys.stdout.write (_ ("Distributed under terms of the GNU General Public License."))
118 sys.stdout.write ('\n')
119 sys.stdout.write (_ ("It comes with NO WARRANTY."))
120 sys.stdout.write ('\n')
126 sys.stderr.write (__main__.program_name + ": " + _ ("warning: ") + s + '\n')
129 sys.stderr.write (__main__.program_name + ": " + _ ("error: ") + s + '\n')
132 if __main__.verbose_p:
133 raise _ ('Exiting (%d)...') % i
137 def getopt_args (opts):
138 '''Construct arguments (LONG, SHORT) for getopt from list of options.'''
153 def option_help_str (o):
154 '''Transform one option description (4-tuple ) into neatly formatted string'''
172 return ' ' + sh + sep + long + arg
175 def options_help_str (opts):
176 '''Convert a list of options into a neatly formatted string'''
182 s = option_help_str (o)
183 strs.append ((s, o[3]))
189 str = str + '%s%s%s\n' % (s[0], ' ' * (w - len(s[0]) + 3), s[1])
193 ls = [(_ ("Usage: %s [OPTION]... FILE") % __main__.program_name),
195 (__main__.help_summary),
199 (options_help_str (__main__.option_definitions)),
201 (_ ("Report bugs to %s") % 'bug-lilypond@gnu.org'),
203 map (sys.stdout.write, ls)
207 ''' Create a temporary directory, and return its name. '''
209 if not __main__.keep_temp_dir_p:
210 __main__.temp_dir = tempfile.mktemp (__main__.program_name)
212 os.mkdir (__main__.temp_dir, 0700)
216 return __main__.temp_dir
218 def command_name (cmd):
219 return re.match ('^[ \t]*([^ \t]*)', cmd).group (1)
221 def error_log (name):
222 return os.path.join (__main__.temp_dir, '%s.errorlog' % name)
224 def read_pipe (cmd, mode = 'r'):
226 if __main__.verbose_p:
227 progress (_ ("Opening pipe `%s\'") % cmd)
228 redirect = ' 2>%s' % error_log (command_name (cmd))
229 pipe = os.popen (cmd + redirect, mode)
230 output = pipe.read ()
231 status = pipe.close ()
232 # successful pipe close returns 'None'
235 signal = 0x0f & status
236 exit_status = status >> 8
239 error (_ ("`%s\' failed (%d)") % (cmd, exit_status))
240 if not __main__.verbose_p:
241 error (_ ("The error log is as follows:"))
242 sys.stderr.write (open (error_log (command_name (cmd)).read ()))
244 if __main__.verbose_p:
248 def system (cmd, ignore_error = 0, progress_p = 0):
250 '''System CMD. If IGNORE_ERROR, do not complain when CMD
251 returns non zero. If PROGRESS_P, always show progress.
255 Exit status of CMD '''
257 name = command_name (cmd)
259 if __main__.verbose_p:
261 progress (_ ("Invoking `%s\'") % cmd)
263 progress ( _("Running %s...") % name)
267 redirect = ' 1>/dev/null 2>' + error_log (name)
268 elif __main__.pseudo_filter_p:
269 redirect = ' 1>/dev/null'
271 status = os.system (cmd + redirect)
272 signal = 0x0f & status
273 exit_status = status >> 8
277 exit_type = 'status %d' % exit_status
279 exit_type = 'signal %d' % signal
281 msg = _ ("`%s\' failed (%s)") % (name, exit_type)
283 if __main__.verbose_p:
284 warning (msg + ' ' + _ ("(ignored)"))
288 error (_ ("The error log is as follows:"))
289 sys.stderr.write (open (error_log (name)).read ())
296 if not __main__.keep_temp_dir_p:
297 if __main__.verbose_p:
298 progress (_ ("Cleaning %s...") % __main__.temp_dir)
299 shutil.rmtree (__main__.temp_dir)
300 if __main__.verbose_p:
304 def strip_extension (f, ext):
305 (p, e) = os.path.splitext (f)
311 def cp_to_dir (pattern, dir):
312 "Copy files matching re PATTERN from cwd to DIR"
313 # Duh. Python style portable: cp *.EXT OUTDIR
314 # system ('cp *.%s %s' % (ext, outdir), 1)
315 files = filter (lambda x, p=pattern: re.match (p, x), os.listdir ('.'))
316 map (lambda x, d=dir: shutil.copy2 (x, os.path.join (d, x)), files)
319 # Python < 1.5.2 compatibility
321 # On most platforms, this is equivalent to
322 #`normpath(join(os.getcwd()), PATH)'. *Added in Python version 1.5.2*
323 if os.path.__dict__.has_key ('abspath'):
324 abspath = os.path.abspath
327 return os.path.normpath (os.path.join (os.getcwd (), path))
329 if os.__dict__.has_key ('makedirs'):
330 makedirs = os.makedirs
332 def makedirs (dir, mode=0777):
333 system ('mkdir -p %s' % dir)
336 def mkdir_p (dir, mode=0777):
337 if not os.path.isdir (dir):
343 # tex needs lots of memory, more than it gets by default on Debian
344 non_path_environment = {
345 'extra_mem_top' : '1000000',
346 'extra_mem_bottom' : '1000000',
347 'pool_size' : '250000',
350 def setup_environment ():
353 kpse = read_pipe ('kpsexpand \$TEXMF')
354 texmf = re.sub ('[ \t\n]+$','', kpse)
355 type1_paths = read_pipe ('kpsewhich -expand-path=\$T1FONTS')
358 # TODO: * prevent multiple addition.
359 # * clean TEXINPUTS, MFINPUTS, TFMFONTS,
360 # as these take prevalence over $TEXMF
361 # and thus may break tex run?
362 'TEXMF' : "{%s,%s}" % (datadir, texmf) ,
363 'GS_FONTPATH' : type1_paths,
364 'GS_LIB' : datadir + '/ps',
367 # $TEXMF is special, previous value is already taken care of
368 if os.environ.has_key ('TEXMF'):
369 del os.environ['TEXMF']
371 for key in environment.keys ():
372 val = environment[key]
373 if os.environ.has_key (key):
374 val = os.environ[key] + os.pathsep + val
375 os.environ[key] = val
377 for key in non_path_environment.keys ():
378 val = non_path_environment[key]
379 os.environ[key] = val
381 def print_environment ():
382 for (k,v) in os.environ.items ():
383 sys.stderr.write ("%s=\"%s\"\n" % (k, v))
385 def get_bbox (filename):
386 bbox = filename + '.bbox'
387 ## -sOutputFile does not work with bbox?
388 cmd = 'gs -sDEVICE=bbox -q -dNOPAUSE %s -c quit 2>%s' % \
390 system (cmd, progress_p = 1)
391 box = open (bbox).read ()
392 m = re.match ('^%%BoundingBox: ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+)',
396 gr = map (string.atoi, m.groups ())
401 def make_ps_images (ps_name, resolution = 90):
403 ## have better algorithm for deciding when to crop page,
404 ## and when to show full page
405 base = re.sub (r'\.e?ps', '', ps_name)
407 header = open (ps_name).read (1024)
408 multi_page = re.search ('\n%%Pages: ', header)
411 if multi_page == None:
412 bbox = get_bbox (ps_name)
413 trans_ps = ps_name + '.trans.ps'
414 output_file = re.sub (r'\.e?ps', '.png', ps_name)
418 fo = open (trans_ps, 'w')
419 fo.write ('%d %d translate\n' % (-bbox[0] + margin,
423 x = (2* margin + bbox[2] - bbox[0]) \
425 y = (2* margin + bbox[3] - bbox[1]) \
432 cmd = r'''gs -g%dx%d -sDEVICE=pnggray -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -q -sOutputFile=%s -r%d -dNOPAUSE %s %s -c quit ''' % \
433 (x, y, output_file, resolution, trans_ps, ps_name)
435 rms = glob.glob (base + '-page*.png')
438 output_file = re.sub (r'\.e?ps', '-page%d.png', ps_name)
439 rmfile = base + '.png'
440 if os.path.isfile (rmfile):
443 cmd = r'''gs -s -sDEVICE=pnggray -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -q -sOutputFile=%s -dNOPAUSE -r%d %s -c quit''' % (output_file,
446 status = system (cmd)
447 signal = 0xf & status
448 exit_status = status >> 8
453 error (_ ("Removing output file"))