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
33 import getopt, os, sys
34 datadir = '@local_lilypond_datadir@'
35 if not os.path.isdir (datadir):
36 datadir = '@lilypond_datadir@'
37 if os.environ.has_key ('LILYPONDPREFIX') :
38 datadir = os.environ['LILYPONDPREFIX']
39 while datadir[-1] == os.sep:
42 sys.path.insert (0, os.path.join (datadir, 'python'))
47 if __name__ == '__main__':
53 program_name = 'unset'
55 original_dir = os.getcwd ()
56 temp_dir = os.path.join (original_dir, '%s.dir' % program_name)
60 help_summary = _ ("lilylib module")
62 option_definitions = [
63 ('', 'h', 'help', _ ("this help")),
67 ################################################################
69 # Handle bug in Python 1.6-2.1
71 # there are recursion limits for some patterns in Python 1.6 til 2.1.
72 # fix this by importing pre instead. Fix by Mats.
74 if float (sys.version[0:3]) <= 2.1:
84 # Attempt to fix problems with limited stack size set by Python!
85 # Sets unlimited stack size. Note that the resource module only
86 # is available on UNIX.
89 resource.setrlimit (resource.RLIMIT_STACK, (-1, -1))
93 localedir = '@localedir@'
96 gettext.bindtextdomain ('lilypond', localedir)
97 gettext.textdomain ('lilypond')
104 program_version = '@TOPLEVEL_VERSION@'
105 if program_version == '@' + 'TOPLEVEL_VERSION' + '@':
106 program_version = '1.7.14'
109 port.write ('%s (GNU LilyPond) %s\n' % (__main__.program_name, program_version))
112 identify (sys.stdout)
113 sys.stdout.write ('\n')
114 sys.stdout.write (_ ('Copyright (c) %s by' % ' 1998--2003'))
115 sys.stdout.write ('\n')
116 map (lambda x: sys.stdout.write (' %s\n' % x), __main__.copyright)
117 sys.stdout.write ('\n')
118 sys.stdout.write (_ ("Distributed under terms of the GNU General Public License."))
119 sys.stdout.write ('\n')
120 sys.stdout.write (_ ("It comes with NO WARRANTY."))
121 sys.stdout.write ('\n')
127 sys.stderr.write (__main__.program_name + ": " + _ ("warning: ") + s + '\n')
130 sys.stderr.write (__main__.program_name + ": " + _ ("error: ") + s + '\n')
133 if __main__.verbose_p:
134 raise _ ('Exiting (%d)...') % i
138 def getopt_args (opts):
139 '''Construct arguments (LONG, SHORT) for getopt from list of options.'''
154 def option_help_str (o):
155 '''Transform one option description (4-tuple ) into neatly formatted string'''
173 return ' ' + sh + sep + long + arg
176 def options_help_str (opts):
177 '''Convert a list of options into a neatly formatted string'''
183 s = option_help_str (o)
184 strs.append ((s, o[3]))
190 str = str + '%s%s%s\n' % (s[0], ' ' * (w - len(s[0]) + 3), s[1])
194 ls = [(_ ("Usage: %s [OPTION]... FILE") % __main__.program_name),
196 (__main__.help_summary),
200 (options_help_str (__main__.option_definitions)),
202 (_ ("Report bugs to %s") % 'bug-lilypond@gnu.org'),
204 map (sys.stdout.write, ls)
208 ''' Create a temporary directory, and return its name. '''
210 if not __main__.keep_temp_dir_p:
211 __main__.temp_dir = tempfile.mktemp (__main__.program_name)
213 os.mkdir (__main__.temp_dir, 0700)
217 return __main__.temp_dir
219 def command_name (cmd):
220 return re.match ('^[ \t]*([^ \t]*)', cmd).group (1)
222 def error_log (name):
223 return tempfile.mktemp ('%s.errorlog' % name)
225 def read_pipe (cmd, mode = 'r'):
227 if __main__.verbose_p:
228 progress (_ ("Opening pipe `%s\'") % cmd)
229 redirect = ' 2>%s' % error_log (command_name (cmd))
230 pipe = os.popen (cmd + redirect, mode)
231 output = pipe.read ()
232 status = pipe.close ()
233 # successful pipe close returns 'None'
236 signal = 0x0f & status
237 exit_status = status >> 8
240 error (_ ("`%s\' failed (%d)") % (cmd, exit_status))
241 if not __main__.verbose_p:
242 error (_ ("The error log is as follows:"))
243 sys.stderr.write (open (error_log (command_name (cmd)).read ()))
245 if __main__.verbose_p:
249 def system (cmd, ignore_error = 0, progress_p = 0):
251 '''System CMD. If IGNORE_ERROR, do not complain when CMD
252 returns non zero. If PROGRESS_P, always show progress.
256 Exit status of CMD '''
258 name = command_name (cmd)
260 if __main__.verbose_p:
262 progress (_ ("Invoking `%s\'") % cmd)
264 progress ( _("Running %s...") % name)
268 redirect = ' 1>/dev/null 2>' + error_log (name)
269 elif __main__.pseudo_filter_p:
270 redirect = ' 1>/dev/null'
272 status = os.system (cmd + redirect)
273 signal = 0x0f & status
274 exit_status = status >> 8
278 exit_type = 'status %d' % exit_status
280 exit_type = 'signal %d' % signal
282 msg = _ ("`%s\' failed (%s)") % (name, exit_type)
284 if __main__.verbose_p:
285 warning (msg + ' ' + _ ("(ignored)"))
289 error (_ ("The error log is as follows:"))
290 sys.stderr.write (open (error_log (name)).read ())
297 if not __main__.keep_temp_dir_p:
298 if __main__.verbose_p:
299 progress (_ ("Cleaning %s...") % __main__.temp_dir)
300 shutil.rmtree (__main__.temp_dir)
301 if __main__.verbose_p:
305 def strip_extension (f, ext):
306 (p, e) = os.path.splitext (f)
312 def cp_to_dir (pattern, dir):
313 "Copy files matching re PATTERN from cwd to DIR"
315 # Duh. Python style portable: cp *.EXT OUTDIR
316 # system ('cp *.%s %s' % (ext, outdir), 1)
318 files = filter (lambda x, p=pattern: re.match (p, x), os.listdir ('.'))
319 map (lambda x, d=dir: shutil.copy2 (x, os.path.join (d, x)), files)
322 # Python < 1.5.2 compatibility
324 # On most platforms, this is equivalent to
325 #`normpath(join(os.getcwd()), PATH)'. *Added in Python version 1.5.2*
327 if os.path.__dict__.has_key ('abspath'):
328 abspath = os.path.abspath
331 return os.path.normpath (os.path.join (os.getcwd (), path))
333 if os.__dict__.has_key ('makedirs'):
334 makedirs = os.makedirs
336 def makedirs (dir, mode=0777):
337 system ('mkdir -p %s' % dir)
340 def mkdir_p (dir, mode=0777):
341 if not os.path.isdir (dir):
347 # tex needs lots of memory, more than it gets by default on Debian
348 non_path_environment = {
349 'extra_mem_top' : '1000000',
350 'extra_mem_bottom' : '1000000',
351 'pool_size' : '250000',
354 def setup_environment ():
357 kpse = read_pipe ('kpsexpand \$TEXMF')
358 texmf = re.sub ('[ \t\n]+$','', kpse)
359 type1_paths = read_pipe ('kpsewhich -expand-path=\$T1FONTS')
362 # TODO: * prevent multiple addition.
363 # * clean TEXINPUTS, MFINPUTS, TFMFONTS,
364 # as these take prevalence over $TEXMF
365 # and thus may break tex run?
367 'TEXMF' : "{%s,%s}" % (datadir, texmf) ,
368 'GS_FONTPATH' : type1_paths,
369 'GS_LIB' : datadir + '/ps',
372 # $TEXMF is special, previous value is already taken care of
373 if os.environ.has_key ('TEXMF'):
374 del os.environ['TEXMF']
376 for key in environment.keys ():
377 val = environment[key]
378 if os.environ.has_key (key):
379 val = os.environ[key] + os.pathsep + val
380 os.environ[key] = val
382 for key in non_path_environment.keys ():
383 val = non_path_environment[key]
384 os.environ[key] = val
386 def print_environment ():
387 for (k,v) in os.environ.items ():
388 sys.stderr.write ("%s=\"%s\"\n" % (k, v))
390 def get_bbox (filename):
391 bbox = filename + '.bbox'
392 ## -sOutputFile does not work with bbox?
393 cmd = 'gs -sDEVICE=bbox -q -dNOPAUSE %s -c quit 2>%s' % \
395 system (cmd, progress_p = 1)
396 box = open (bbox).read ()
397 m = re.match ('^%%BoundingBox: ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+)',
401 gr = map (string.atoi, m.groups ())
406 def make_ps_images (ps_name, resolution = 90):
408 ## have better algorithm for deciding when to crop page,
409 ## and when to show full page
410 base = re.sub (r'\.e?ps', '', ps_name)
412 header = open (ps_name).read (1024)
413 multi_page = re.search ('\n%%Pages: ', header)
416 if multi_page == None:
417 bbox = get_bbox (ps_name)
418 trans_ps = ps_name + '.trans.ps'
419 output_file = re.sub (r'\.e?ps', '.png', ps_name)
423 fo = open (trans_ps, 'w')
424 fo.write ('%d %d translate\n' % (-bbox[0] + margin,
428 x = (2* margin + bbox[2] - bbox[0]) \
430 y = (2* margin + bbox[3] - bbox[1]) \
437 cmd = r'''gs -g%dx%d -sDEVICE=pnggray -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -q -sOutputFile=%s -r%d -dNOPAUSE %s %s -c quit ''' % \
438 (x, y, output_file, resolution, trans_ps, ps_name)
440 rms = glob.glob (base + '-page*.png')
443 output_file = re.sub (r'\.e?ps', '-page%d.png', ps_name)
444 rmfile = base + '.png'
445 if os.path.isfile (rmfile):
448 cmd = r'''gs -s -sDEVICE=pnggray -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -q -sOutputFile=%s -dNOPAUSE -r%d %s -c quit''' % (output_file,
451 status = system (cmd)
452 signal = 0xf & status
453 exit_status = status >> 8
458 error (_ ("Removing output file"))