scripts/lilypond-book.py

   1 #!@PYTHON@
   2
   3 '''
   4 Example usage:
   5
   6 test:
   7      lilypond-book --filter="tr '[a-z]' '[A-Z]'" BOOK
   8
   9 convert-ly on book:
  10      lilypond-book --filter="convert-ly --no-version --from=1.6.11 -" BOOK
  11
  12 classic lilypond-book:
  13      lilypond-book --process="lilypond" BOOK.tely
  14
  15 TODO:
  16
  17     *  this script is too complex. Modularize.
  18
  19     *  ly-options: intertext?
  20     *  --line-width?
  21     *  eps in latex / eps by lilypond -b ps?
  22     *  check latex parameters, twocolumn, multicolumn?
  23     *  use --png --ps --pdf for making images?
  24
  25     *  Converting from lilypond-book source, substitute:
  26        @mbinclude foo.itely -> @include foo.itely
  27        \mbinput -> \input
  28
  29 '''
  30
  31 import __main__
  32 import glob
  33 import stat
  34 import string
  35 import tempfile
  36 import commands
  37
  38 # Users of python modules should include this snippet
  39 # and customize variables below.
  40
  41 # We'll suffer this path initialization stuff as long as we don't install
  42 # our python packages in <prefix>/lib/pythonX.Y
  43
  44 # If set, LILYPONDPREFIX must take prevalence.
  45 # if datadir is not set, we're doing a build and LILYPONDPREFIX.
  46 import getopt, os, sys
  47 datadir = '@local_lilypond_datadir@'
  48 if not os.path.isdir (datadir):
  49         datadir = '@lilypond_datadir@'
  50 if os.environ.has_key ('LILYPONDPREFIX'):
  51         datadir = os.environ['LILYPONDPREFIX']
  52         while datadir[-1] == os.sep:
  53                 datadir= datadir[:-1]
  54
  55         datadir = os.path.join (datadir, "share/lilypond/current/")
  56
  57 sys.path.insert (0, os.path.join (datadir, 'python'))
  58
  59 # Customize these.
  60 #if __name__ == '__main__':
  61
  62 import lilylib as ly
  63 import fontextract
  64 global _;_=ly._
  65 global re;re = ly.re
  66
  67 # Lilylib globals.
  68 program_version = '@TOPLEVEL_VERSION@'
  69 program_name = os.path.basename (sys.argv[0])
  70 verbose_p = 0
  71 pseudo_filter_p = 0
  72 original_dir = os.getcwd ()
  73 backend = 'ps'
  74
  75 help_summary = _ (
  76 '''Process LilyPond snippets in hybrid HTML, LaTeX, or texinfo document.
  77 Example usage:
  78
  79    lilypond-book --filter="tr '[a-z]' '[A-Z]'" BOOK
  80    lilypond-book --filter="convert-ly --no-version --from=2.0.0 -" BOOK
  81    lilypond-book --process='lilypond -I include' BOOK
  82 ''')
  83
  84 copyright = ('Jan Nieuwenhuizen <janneke@gnu.org>',
  85              'Han-Wen Nienhuys <hanwen@cs.uu.nl>')
  86
  87 option_definitions = [
  88         (_ ("FMT"), 'f', 'format',
  89           _ ('''use output format FMT (texi [default], texi-html,
  90                 latex, html)''')),
  91         (_ ("FILTER"), 'F', 'filter',
  92           _ ("pipe snippets through FILTER [convert-ly -n -]")),
  93         ('', 'h', 'help',
  94           _ ("print this help")),
  95         (_ ("DIR"), 'I', 'include',
  96           _ ("add DIR to include path")),
  97         (_ ("DIR"), 'o', 'output',
  98           _ ("write output to DIR")),
  99         (_ ("COMMAND"), 'P', 'process',
 100           _ ("process ly_files using COMMAND FILE...")),
 101         ('', '', 'psfonts',
 102           _ ('''extract all PostScript fonts into INPUT.psfonts for LaTeX
 103           must use this with dvips -h INPUT.psfonts''')),
 104         ('', '', 'keep-line-breaks',
 105           _ ('''do not alter the number of newline characters in output
 106           .tex files. Useful when the LaTeX package srcltx is used''')),
 107         ('', 'V', 'verbose',
 108           _ ("be verbose")),
 109         ('', 'v', 'version',
 110           _ ("print version information")),
 111         ('', 'w', 'warranty',
 112           _ ("show warranty and copyright")),
 113 ]
 114
 115 include_path = [os.path.abspath (os.getcwd ())]
 116 lilypond_binary = os.path.join ('@bindir@', 'lilypond')
 117
 118 # Only use installed binary when we are installed too.
 119 if '@bindir@' == ('@' + 'bindir@') or not os.path.exists (lilypond_binary):
 120         lilypond_binary = 'lilypond'
 121
 122 psfonts_p = 0
 123 srcltx_p = 0
 124 use_hash_p = 1
 125 format = 0
 126 output_name = ''
 127 filter_cmd = 0
 128 process_cmd = ''
 129 default_ly_options = { 'alt': "[image of music]" }
 130
 131 #
 132 # Is this pythonic?  Personally, I find this rather #define-nesque. --hwn
 133 #
 134 AFTER = 'after'
 135 BEFORE = 'before'
 136 EXAMPLEINDENT = 'exampleindent'
 137 FILTER = 'filter'
 138 FRAGMENT = 'fragment'
 139 HTML = 'html'
 140 INDENT = 'indent'
 141 LATEX = 'latex'
 142 LAYOUT = 'layout'
 143 LINE_WIDTH = 'line-width'
 144 NOFRAGMENT = 'nofragment'
 145 NOINDENT = 'noindent'
 146 NOQUOTE = 'noquote'
 147 NOTES = 'body'
 148 NOTIME = 'notime'
 149 OUTPUT = 'output'
 150 OUTPUTIMAGE = 'outputimage'
 151 PACKED = 'packed'
 152 PAPER = 'paper'
 153 PREAMBLE = 'preamble'
 154 PRINTFILENAME = 'printfilename'
 155 QUOTE = 'quote'
 156 RAGGED_RIGHT = 'ragged-right'
 157 RELATIVE = 'relative'
 158 STAFFSIZE = 'staffsize'
 159 TEXIDOC = 'texidoc'
 160 TEXINFO = 'texinfo'
 161 VERBATIM = 'verbatim'
 162 FONTLOAD = 'fontload'
 163 FILENAME = 'filename'
 164 ALT = 'alt'
 165
 166
 167 # NOTIME has no opposite so it isn't part of this dictionary.
 168 # NOQUOTE is used internally only.
 169 no_options = {
 170         NOFRAGMENT: FRAGMENT,
 171         NOINDENT: INDENT,
 172 }
 173
 174
 175 # Recognize special sequences in the input.
 176 #
 177 #   (?P<name>regex) -- Assign result of REGEX to NAME.
 178 #   *? -- Match non-greedily.
 179 #   (?m) -- Multiline regex: Make ^ and $ match at each line.
 180 #   (?s) -- Make the dot match all characters including newline.
 181 #   (?x) -- Ignore whitespace in patterns.
 182 no_match = 'a\ba'
 183 snippet_res = {
 184         ##
 185         HTML: {
 186                 'include':
 187                   no_match,
 188
 189                 'lilypond':
 190                   r'''(?mx)
 191                     (?P<match>
 192                     <lilypond
 193                       (\s*(?P<options>.*?)\s*:)?\s*
 194                       (?P<code>.*?)
 195                     />)''',
 196
 197                 'lilypond_block':
 198                   r'''(?msx)
 199                     (?P<match>
 200                     <lilypond
 201                       \s*(?P<options>.*?)\s*
 202                     >
 203                     (?P<code>.*?)
 204                     </lilypond>)''',
 205
 206                 'lilypond_file':
 207                   r'''(?mx)
 208                     (?P<match>
 209                     <lilypondfile
 210                       \s*(?P<options>.*?)\s*
 211                     >
 212                     \s*(?P<filename>.*?)\s*
 213                     </lilypondfile>)''',
 214
 215                 'multiline_comment':
 216                   r'''(?smx)
 217                     (?P<match>
 218                     \s*(?!@c\s+)
 219                     (?P<code><!--\s.*?!-->)
 220                     \s)''',
 221
 222                 'singleline_comment':
 223                   no_match,
 224
 225                 'verb':
 226                   r'''(?x)
 227                     (?P<match>
 228                       (?P<code><pre>.*?</pre>))''',
 229
 230                 'verbatim':
 231                   r'''(?x)
 232                     (?s)
 233                     (?P<match>
 234                       (?P<code><pre>\s.*?</pre>\s))''',
 235         },
 236
 237         ##
 238         LATEX: {
 239                 'include':
 240                   r'''(?smx)
 241                     ^[^%\n]*?
 242                     (?P<match>
 243                     \\input\s*{
 244                       (?P<filename>\S+?)
 245                     })''',
 246
 247                 'lilypond':
 248                   r'''(?smx)
 249                     ^[^%\n]*?
 250                     (?P<match>
 251                     \\lilypond\s*(
 252                     \[
 253                       \s*(?P<options>.*?)\s*
 254                     \])?\s*{
 255                       (?P<code>.*?)
 256                     })''',
 257
 258                 'lilypond_block':
 259                   r'''(?smx)
 260                     ^[^%\n]*?
 261                     (?P<match>
 262                     \\begin\s*(
 263                     \[
 264                       \s*(?P<options>.*?)\s*
 265                     \])?\s*{lilypond}
 266                       (?P<code>.*?)
 267                     ^[^%\n]*?
 268                     \\end\s*{lilypond})''',
 269
 270                 'lilypond_file':
 271                   r'''(?smx)
 272                     ^[^%\n]*?
 273                     (?P<match>
 274                     \\lilypondfile\s*(
 275                     \[
 276                       \s*(?P<options>.*?)\s*
 277                     \])?\s*\{
 278                       (?P<filename>\S+?)
 279                     })''',
 280
 281                 'multiline_comment':
 282                   no_match,
 283
 284                 'singleline_comment':
 285                   r'''(?mx)
 286                     ^.*?
 287                     (?P<match>
 288                       (?P<code>
 289                       %.*$\n+))''',
 290
 291                 'verb':
 292                   r'''(?mx)
 293                     ^[^%\n]*?
 294                     (?P<match>
 295                       (?P<code>
 296                       \\verb(?P<del>.)
 297                         .*?
 298                       (?P=del)))''',
 299
 300                 'verbatim':
 301                   r'''(?msx)
 302                     ^[^%\n]*?
 303                     (?P<match>
 304                       (?P<code>
 305                       \\begin\s*{verbatim}
 306                         .*?
 307                       \\end\s*{verbatim}))''',
 308         },
 309
 310         ##
 311         TEXINFO: {
 312                 'include':
 313                   r'''(?mx)
 314                     ^(?P<match>
 315                     @include\s+
 316                       (?P<filename>\S+))''',
 317
 318                 'lilypond':
 319                   r'''(?smx)
 320                     ^[^\n]*?(?!@c\s+)[^\n]*?
 321                     (?P<match>
 322                     @lilypond\s*(
 323                     \[
 324                       \s*(?P<options>.*?)\s*
 325                     \])?\s*{
 326                       (?P<code>.*?)
 327                     })''',
 328
 329                 'lilypond_block':
 330                   r'''(?msx)
 331                     ^(?P<match>
 332                     @lilypond\s*(
 333                     \[
 334                       \s*(?P<options>.*?)\s*
 335                     \])?\s+?
 336                     ^(?P<code>.*?)
 337                     ^@end\s+lilypond)\s''',
 338
 339                 'lilypond_file':
 340                   r'''(?mx)
 341                     ^(?P<match>
 342                     @lilypondfile\s*(
 343                     \[
 344                       \s*(?P<options>.*?)\s*
 345                     \])?\s*{
 346                       (?P<filename>\S+)
 347                     })''',
 348
 349                 'multiline_comment':
 350                   r'''(?smx)
 351                     ^(?P<match>
 352                       (?P<code>
 353                       @ignore\s
 354                         .*?
 355                       @end\s+ignore))\s''',
 356
 357                 'singleline_comment':
 358                   r'''(?mx)
 359                     ^.*
 360                     (?P<match>
 361                       (?P<code>
 362                       @c([ \t][^\n]*|)\n))''',
 363
 364         # Don't do this: It interferes with @code{@{}.
 365         #       'verb': r'''(?P<code>@code{.*?})''',
 366
 367                 'verbatim':
 368                   r'''(?sx)
 369                     (?P<match>
 370                       (?P<code>
 371                       @example
 372                         \s.*?
 373                       @end\s+example\s))''',
 374         },
 375 }
 376
 377 format_res = {
 378         HTML: {
 379                 'intertext': r',?\s*intertext=\".*?\"',
 380                 'option_sep': '\s*',
 381         },
 382
 383         LATEX: {
 384                 'intertext': r',?\s*intertext=\".*?\"',
 385                 'option_sep': '\s*,\s*',
 386         },
 387
 388         TEXINFO: {
 389                 'intertext': r',?\s*intertext=\".*?\"',
 390                 'option_sep': '\s*,\s*',
 391         },
 392 }
 393
 394 # Options without a pattern in ly_options.
 395 simple_options = [
 396         EXAMPLEINDENT,
 397         FRAGMENT,
 398         NOFRAGMENT,
 399         NOINDENT,
 400         PRINTFILENAME,
 401         TEXIDOC,
 402         VERBATIM,
 403         FONTLOAD,
 404         FILENAME,
 405         ALT
 406 ]
 407
 408 ly_options = {
 409         ##
 410         NOTES: {
 411                 RELATIVE: r'''\relative c%(relative_quotes)s''',
 412         },
 413
 414         ##
 415         PAPER: {
 416                 INDENT: r'''indent = %(indent)s''',
 417
 418                 LINE_WIDTH: r'''line-width = %(line-width)s''',
 419
 420                 QUOTE: r'''line-width = %(line-width)s - 2.0 * %(exampleindent)s''',
 421
 422                 RAGGED_RIGHT: r'''ragged-right = ##t''',
 423
 424                 PACKED: r'''packed = ##t''',
 425         },
 426
 427         ##
 428         LAYOUT: {
 429                 NOTIME: r'''
 430   \context {
 431     \Score
 432     timing = ##f
 433   }
 434   \context {
 435     \Staff
 436     \remove Time_signature_engraver
 437   }''',
 438         },
 439
 440         ##
 441         PREAMBLE: {
 442                 STAFFSIZE: r'''#(set-global-staff-size %(staffsize)s)''',
 443         },
 444 }
 445
 446 output = {
 447         ##
 448         HTML: {
 449                 FILTER: r'''<lilypond %(options)s>
 450 %(code)s
 451 </lilypond>
 452 ''',
 453
 454                 AFTER: r'''
 455   </a>
 456 </p>''',
 457
 458                 BEFORE: r'''<p>
 459   <a href="%(base)s.ly">''',
 460
 461                 OUTPUT: r'''
 462     <img align="center" valign="center"
 463          border="0" src="%(image)s" alt="%(alt)s">''',
 464
 465                 PRINTFILENAME: '<p><tt><a href="%(base)s.ly">%(filename)s</a></tt></p>',
 466
 467                 QUOTE: r'''<blockquote>
 468 %(str)s
 469 </blockquote>
 470 ''',
 471
 472                 VERBATIM: r'''<pre>
 473 %(verb)s</pre>''',
 474         },
 475
 476         ##
 477         LATEX: {
 478                 OUTPUT: r'''{%%
 479 \parindent 0pt%%
 480 \catcode`\@=12%%
 481 \ifx\preLilyPondExample \undefined%%
 482   \relax%%
 483 \else%%
 484   \preLilyPondExample%%
 485 \fi%%
 486 \def\lilypondbook{}%%
 487 \input %(base)s-systems.tex%%
 488 \ifx\postLilyPondExample \undefined%%
 489   \relax%%
 490 \else%%
 491   \postLilyPondExample%%
 492 \fi%%
 493 }''',
 494
 495                 PRINTFILENAME: '''\\texttt{%(filename)s}
 496         ''',
 497
 498                 QUOTE: r'''\begin{quotation}%(str)s
 499 \end{quotation}''',
 500
 501                 VERBATIM: r'''\noindent
 502 \begin{verbatim}%(verb)s\end{verbatim}''',
 503
 504                 FILTER: r'''\begin{lilypond}[%(options)s]
 505 %(code)s
 506 \end{lilypond}''',
 507         },
 508
 509         ##
 510         TEXINFO: {
 511                 FILTER: r'''@lilypond[%(options)s]
 512 %(code)s
 513 @lilypond''',
 514
 515                 OUTPUT: r'''
 516 @iftex
 517 @include %(base)s-systems.texi
 518 @end iftex
 519 ''',
 520
 521                 OUTPUTIMAGE: r'''@noindent
 522 @ifinfo
 523 @image{%(base)s,,,%(alt)s,%(ext)s}
 524 @end ifinfo
 525 @html
 526 <p>
 527   <a href="%(base)s.ly">
 528     <img align="center" valign="center"
 529          border="0" src="%(image)s" alt="%(alt)s">
 530   </a>
 531 </p>
 532 @end html
 533 ''',
 534
 535                 PRINTFILENAME: '''@file{%(filename)s}
 536         ''',
 537
 538                 QUOTE: r'''@quotation
 539 %(str)s@end quotation
 540 ''',
 541
 542                 NOQUOTE: r'''@format
 543 %(str)s@end format
 544 ''',
 545
 546                 VERBATIM: r'''@exampleindent 0
 547 @example
 548 %(verb)s@end example
 549 ''',
 550         },
 551 }
 552
 553 PREAMBLE_LY = '''%%%% Generated by %(program_name)s
 554 %%%% Options: [%(option_string)s]
 555
 556 #(set! toplevel-score-handler print-score-with-defaults)
 557 #(set! toplevel-music-handler
 558   (lambda (p m)
 559    (if (not (eq? (ly:music-property m \'void) #t))
 560         (print-score-with-defaults
 561          p (scorify-music m p)))))
 562
 563 #(ly:set-option (quote no-point-and-click))
 564 #(define inside-lilypond-book #t)
 565 #(define version-seen? #t)
 566 %(preamble_string)s
 567
 568
 569
 570
 571
 572
 573 %% ****************************************************************
 574 %% Start cut-&-pastable-section
 575 %% ****************************************************************
 576
 577 \paper {
 578   #(define dump-extents #t)
 579   %(font_dump_setting)s
 580   %(paper_string)s
 581 }
 582
 583 \layout {
 584   %(layout_string)s
 585 }
 586 '''
 587
 588 FRAGMENT_LY = r'''
 589 %(notes_string)s
 590 {
 591
 592
 593 %% ****************************************************************
 594 %% ly snippet contents follows:
 595 %% ****************************************************************
 596 %(code)s
 597
 598
 599 %% ****************************************************************
 600 %% end ly snippet
 601 %% ****************************************************************
 602 }
 603 '''
 604
 605 FULL_LY = '''
 606
 607
 608 %% ****************************************************************
 609 %% ly snippet:
 610 %% ****************************************************************
 611 %(code)s
 612
 613
 614 %% ****************************************************************
 615 %% end ly snippet
 616 %% ****************************************************************
 617 '''
 618
 619 texinfo_line_widths = {
 620         '@afourpaper': '160\\mm',
 621         '@afourwide': '6.5\\in',
 622         '@afourlatex': '150\\mm',
 623         '@smallbook': '5\\in',
 624         '@letterpaper': '6\\in',
 625 }
 626
 627 def classic_lilypond_book_compatibility (key, value):
 628         if key == 'singleline' and value == None:
 629                 return (RAGGED_RIGHT, None)
 630
 631         m = re.search ('relative\s*([-0-9])', key)
 632         if m:
 633                 return ('relative', m.group (1))
 634
 635         m = re.match ('([0-9]+)pt', key)
 636         if m:
 637                 return ('staffsize', m.group (1))
 638
 639         if key == 'indent' or key == 'line-width':
 640                 m = re.match ('([-.0-9]+)(cm|in|mm|pt|staffspace)', value)
 641                 if m:
 642                         f = float (m.group (1))
 643                         return (key, '%f\\%s' % (f, m.group (2)))
 644
 645         return (None, None)
 646
 647 def find_file (name):
 648         for i in include_path:
 649                 full = os.path.join (i, name)
 650                 if os.path.exists (full):
 651                         return full
 652         ly.error (_ ("file not found: %s") % name + '\n')
 653         ly.exit (1)
 654         return ''
 655
 656 def verbatim_html (s):
 657         return re.sub ('>', '&gt;',
 658                        re.sub ('<', '&lt;',
 659                                re.sub ('&', '&amp;', s)))
 660
 661 def verbatim_texinfo (s):
 662         return re.sub ('{', '@{',
 663                        re.sub ('}', '@}',
 664                                re.sub ('@', '@@', s)))
 665
 666 def split_options (option_string):
 667         if option_string:
 668                 if format == HTML:
 669                         options = re.findall('[\w\.-:]+(?:\s*=\s*(?:"[^"]*"|\'[^\']*\'|\S+))?',option_string)
 670                         for i in range(len(options)):
 671                                 options[i] = re.sub('^([^=]+=\s*)(?P<q>["\'])(.*)(?P=q)','\g<1>\g<3>',options[i])
 672                         return options
 673                 else:
 674                         return re.split (format_res[format]['option_sep'],
 675                                          option_string)
 676         return []
 677
 678 def set_default_options (source):
 679         global default_ly_options
 680         if not default_ly_options.has_key (LINE_WIDTH):
 681                 if format == LATEX:
 682                         textwidth = get_latex_textwidth (source)
 683                         default_ly_options[LINE_WIDTH] = \
 684                           '''%.0f\\pt''' % textwidth
 685                 elif format == TEXINFO:
 686                         for (k, v) in texinfo_line_widths.items ():
 687                                 # FIXME: @layout is usually not in
 688                                 # chunk #0:
 689                                 #
 690                                 #  \input texinfo @c -*-texinfo-*-
 691                                 #
 692                                 # Bluntly search first K items of
 693                                 # source.
 694                                 # s = chunks[0].replacement_text ()
 695                                 if re.search (k, source[:1024]):
 696                                         default_ly_options[LINE_WIDTH] = v
 697                                         break
 698
 699 class Chunk:
 700         def replacement_text (self):
 701                 return ''
 702
 703         def filter_text (self):
 704                 return self.replacement_text ()
 705
 706         def ly_is_outdated (self):
 707                 return 0
 708
 709         def png_is_outdated (self):
 710                 return 0
 711
 712         def is_plain (self):
 713                 return False
 714
 715 class Substring (Chunk):
 716         def __init__ (self, source, start, end, line_number):
 717                 self.source = source
 718                 self.start = start
 719                 self.end = end
 720                 self.line_number = line_number
 721                 self.override_text = None
 722
 723         def is_plain (self):
 724                 return True
 725
 726         def replacement_text (self):
 727                 if self.override_text:
 728                         return self.override_text
 729                 else:
 730                         return self.source[self.start:self.end]
 731
 732 class Snippet (Chunk):
 733         def __init__ (self, type, match, format, line_number):
 734                 self.type = type
 735                 self.match = match
 736                 self.hash = 0
 737                 self.option_dict = {}
 738                 self.format = format
 739                 self.line_number = line_number
 740
 741         def replacement_text (self):
 742                 return self.match.group ('match')
 743
 744         def substring (self, s):
 745                 return self.match.group (s)
 746
 747         def __repr__ (self):
 748                 return `self.__class__` + ' type = ' + self.type
 749
 750 class Include_snippet (Snippet):
 751         def processed_filename (self):
 752                 f = self.substring ('filename')
 753                 return os.path.splitext (f)[0] + format2ext[format]
 754
 755         def replacement_text (self):
 756                 s = self.match.group ('match')
 757                 f = self.substring ('filename')
 758
 759                 return re.sub (f, self.processed_filename (), s)
 760
 761 class Lilypond_snippet (Snippet):
 762         def __init__ (self, type, match, format, line_number):
 763                 Snippet.__init__ (self, type, match, format, line_number)
 764                 os = match.group ('options')
 765                 self.do_options (os, self.type)
 766
 767         def ly (self):
 768                 return self.substring ('code')
 769
 770         def full_ly (self):
 771                 s = self.ly ()
 772                 if s:
 773                         return self.compose_ly (s)
 774                 return ''
 775
 776         def do_options (self, option_string, type):
 777                 self.option_dict = {}
 778
 779                 options = split_options (option_string)
 780
 781                 for i in options:
 782                         if string.find (i, '=') > 0:
 783                                 (key, value) = re.split ('\s*=\s*', i)
 784                                 self.option_dict[key] = value
 785                         else:
 786                                 if i in no_options.keys ():
 787                                         if no_options[i] in self.option_dict.keys ():
 788                                                 del self.option_dict[no_options[i]]
 789                                 else:
 790                                         self.option_dict[i] = None
 791
 792                 has_line_width = self.option_dict.has_key (LINE_WIDTH)
 793                 no_line_width_value = 0
 794
 795                 # If LINE_WIDTH is used without parameter, set it to default.
 796                 if has_line_width and self.option_dict[LINE_WIDTH] == None:
 797                         no_line_width_value = 1
 798                         del self.option_dict[LINE_WIDTH]
 799
 800                 for i in default_ly_options.keys ():
 801                         if i not in self.option_dict.keys ():
 802                                 self.option_dict[i] = default_ly_options[i]
 803
 804                 if not has_line_width:
 805                         if type == 'lilypond' or FRAGMENT in self.option_dict.keys ():
 806                                 self.option_dict[RAGGED_RIGHT] = None
 807
 808                         if type == 'lilypond':
 809                                 if LINE_WIDTH in self.option_dict.keys ():
 810                                         del self.option_dict[LINE_WIDTH]
 811                         else:
 812                                 if RAGGED_RIGHT in self.option_dict.keys ():
 813                                         if LINE_WIDTH in self.option_dict.keys ():
 814                                                 del self.option_dict[LINE_WIDTH]
 815
 816                         if QUOTE in self.option_dict.keys () or type == 'lilypond':
 817                                 if LINE_WIDTH in self.option_dict.keys ():
 818                                         del self.option_dict[LINE_WIDTH]
 819
 820                 if not INDENT in self.option_dict.keys ():
 821                         self.option_dict[INDENT] = '0\\mm'
 822
 823                 # The QUOTE pattern from ly_options only emits the `line-width'
 824                 # keyword.
 825                 if has_line_width and QUOTE in self.option_dict.keys ():
 826                         if no_line_width_value:
 827                                 del self.option_dict[LINE_WIDTH]
 828                         else:
 829                                 del self.option_dict[QUOTE]
 830
 831         def compose_ly (self, code):
 832                 if FRAGMENT in self.option_dict.keys ():
 833                         body = FRAGMENT_LY
 834                 else:
 835                         body = FULL_LY
 836
 837                 # Defaults.
 838                 relative = 1
 839                 override = {}
 840                 # The original concept of the `exampleindent' option is broken.
 841                 # It is not possible to get a sane value for @exampleindent at all
 842                 # without processing the document itself.  Saying
 843                 #
 844                 #   @exampleindent 0
 845                 #   @example
 846                 #   ...
 847                 #   @end example
 848                 #   @exampleindent 5
 849                 #
 850                 # causes ugly results with the DVI backend of texinfo since the
 851                 # default value for @exampleindent isn't 5em but 0.4in (or a smaller
 852                 # value).  Executing the above code changes the environment
 853                 # indentation to an unknown value because we don't know the amount
 854                 # of 1em in advance since it is font-dependent.  Modifying
 855                 # @exampleindent in the middle of a document is simply not
 856                 # supported within texinfo.
 857                 #
 858                 # As a consequence, the only function of @exampleindent is now to
 859                 # specify the amount of indentation for the `quote' option.
 860                 #
 861                 # To set @exampleindent locally to zero, we use the @format
 862                 # environment for non-quoted snippets.
 863                 override[EXAMPLEINDENT] = r'0.4\in'
 864                 override[LINE_WIDTH] = texinfo_line_widths['@smallbook']
 865                 override.update (default_ly_options)
 866
 867                 option_list = []
 868                 for (key, value) in self.option_dict.items ():
 869                         if value == None:
 870                                 option_list.append (key)
 871                         else:
 872                                 option_list.append (key + '=' + value)
 873                 option_string = string.join (option_list, ',')
 874
 875                 compose_dict = {}
 876                 compose_types = [NOTES, PREAMBLE, LAYOUT, PAPER]
 877                 for a in compose_types:
 878                         compose_dict[a] = []
 879
 880                 for (key, value) in self.option_dict.items ():
 881                         (c_key, c_value) = \
 882                           classic_lilypond_book_compatibility (key, value)
 883                         if c_key:
 884                                 if c_value:
 885                                         ly.warning \
 886                                           (_ ("deprecated ly-option used: %s=%s" \
 887                                             % (key, value)))
 888                                         ly.warning \
 889                                           (_ ("compatibility mode translation: %s=%s" \
 890                                             % (c_key, c_value)))
 891                                 else:
 892                                         ly.warning \
 893                                           (_ ("deprecated ly-option used: %s" \
 894                                             % key))
 895                                         ly.warning \
 896                                           (_ ("compatibility mode translation: %s" \
 897                                             % c_key))
 898
 899                                 (key, value) = (c_key, c_value)
 900
 901                         if value:
 902                                 override[key] = value
 903                         else:
 904                                 if not override.has_key (key):
 905                                         override[key] = None
 906
 907                         found = 0
 908                         for type in compose_types:
 909                                 if ly_options[type].has_key (key):
 910                                         compose_dict[type].append (ly_options[type][key])
 911                                         found = 1
 912                                         break
 913
 914                         if not found and key not in simple_options:
 915                                 ly.warning (_ ("ignoring unknown ly option: %s") % key)
 916
 917                 # URGS
 918                 if RELATIVE in override.keys () and override[RELATIVE]:
 919                         relative = string.atoi (override[RELATIVE])
 920
 921                 relative_quotes = ''
 922
 923                 # 1 = central C
 924                 if relative < 0:
 925                         relative_quotes += ',' * (- relative)
 926                 elif relative > 0:
 927                         relative_quotes += "'" * relative
 928
 929                 program_name = __main__.program_name
 930
 931                 paper_string = string.join (compose_dict[PAPER],
 932                                             '\n  ') % override
 933                 layout_string = string.join (compose_dict[LAYOUT],
 934                                              '\n  ') % override
 935                 notes_string = string.join (compose_dict[NOTES],
 936                                             '\n  ') % vars ()
 937                 preamble_string = string.join (compose_dict[PREAMBLE],
 938                                                '\n  ') % override
 939
 940                 font_dump_setting = ''
 941                 if FONTLOAD in self.option_dict:
 942                         font_dump_setting = '#(define-public force-eps-font-include #t)\n'
 943
 944                 return (PREAMBLE_LY + body) % vars ()
 945
 946         # TODO: Use md5?
 947         def get_hash (self):
 948                 if not self.hash:
 949                         self.hash = abs (hash (self.full_ly ()))
 950                 return self.hash
 951
 952         def basename (self):
 953                 if FILENAME in self.option_dict:
 954                         return self.option_dict[FILENAME]
 955                 if use_hash_p:
 956                         return 'lily-%d' % self.get_hash ()
 957                 raise 'to be done'
 958
 959         def write_ly (self):
 960                 outf = open (self.basename () + '.ly', 'w')
 961                 outf.write (self.full_ly ())
 962
 963                 open (self.basename () + '.txt', 'w').write ('image of music')
 964
 965         def ly_is_outdated (self):
 966                 base = self.basename ()
 967
 968                 tex_file = '%s.tex' % base
 969                 eps_file = '%s.eps' % base
 970                 system_file = '%s-systems.tex' % base
 971                 ly_file = '%s.ly' % base
 972                 ok = os.path.exists (ly_file) \
 973                      and os.path.exists (system_file)\
 974                      and os.stat (system_file)[stat.ST_SIZE] \
 975                      and re.match ('% eof', open (system_file).readlines ()[-1])
 976                 if ok and (not use_hash_p or FILENAME in self.option_dict):
 977                         ok = (self.full_ly () == open (ly_file).read ())
 978                 if ok:
 979                         # TODO: Do something smart with target formats
 980                         #       (ps, png) and m/ctimes.
 981                         return None
 982                 return self
 983
 984         def png_is_outdated (self):
 985                 base = self.basename ()
 986                 ok = self.ly_is_outdated ()
 987                 if format == HTML or format == TEXINFO:
 988                         ok = ok and os.path.exists (base + '.eps')
 989
 990                         page_count = 0
 991                         if ok:
 992                                 page_count = ly.ps_page_count (base + '.eps')
 993
 994                         if page_count == 1:
 995                                 ok = ok and os.path.exists (base + '.png')
 996                         elif page_count > 1:
 997                                 for a in range (1, page_count + 1):
 998                                                 ok = ok and os.path.exists (base + '-page%d.png' % a)
 999
1000                 return not ok
1001
1002         def texstr_is_outdated (self):
1003                 if backend == 'ps':
1004                         return 0
1005
1006                 base = self.basename ()
1007                 ok = self.ly_is_outdated ()
1008                 ok = ok and (os.path.exists (base + '.texstr'))
1009                 return not ok
1010
1011         def filter_text (self):
1012                 code = self.substring ('code')
1013                 s = run_filter (code)
1014                 d = {
1015                         'code': s,
1016                         'options': self.match.group ('options')
1017                 }
1018                 # TODO
1019                 return output[self.format][FILTER] % d
1020
1021         def replacement_text (self):
1022                 func = Lilypond_snippet.__dict__['output_' + self.format]
1023                 return func (self)
1024
1025         def get_images (self):
1026                 base = self.basename ()
1027                 # URGUGHUGHUGUGH
1028                 single = '%(base)s.png' % vars ()
1029                 multiple = '%(base)s-page1.png' % vars ()
1030                 images = (single,)
1031                 if os.path.exists (multiple) \
1032                    and (not os.path.exists (single) \
1033                         or (os.stat (multiple)[stat.ST_MTIME] \
1034                             > os.stat (single)[stat.ST_MTIME])):
1035                         count = ly.ps_page_count ('%(base)s.eps' % vars ())
1036                         images = ['%s-page%d.png' % (base, a) for a in range (1, count+1)]
1037                         images = tuple (images)
1038                 return images
1039
1040         def output_html (self):
1041                 str = ''
1042                 base = self.basename ()
1043                 if format == HTML:
1044                         str += self.output_print_filename (HTML)
1045                         if VERBATIM in self.option_dict:
1046                                 verb = verbatim_html (self.substring ('code'))
1047                                 str += write (output[HTML][VERBATIM] % vars ())
1048                         if QUOTE in self.option_dict:
1049                                 str = output[HTML][QUOTE] % vars ()
1050
1051                 str += output[HTML][BEFORE] % vars ()
1052                 for image in self.get_images ():
1053                         (base, ext) = os.path.splitext (image)
1054                         alt = self.option_dict[ALT]
1055                         str += output[HTML][OUTPUT] % vars ()
1056                 str += output[HTML][AFTER] % vars ()
1057                 return str
1058
1059         def output_info (self):
1060                 str = ''
1061                 for image in self.get_images ():
1062                         (base, ext) = os.path.splitext (image)
1063
1064                         # URG, makeinfo implicitly prepends dot to extension.
1065                         # Specifying no extension is most robust.
1066                         ext = ''
1067                         alt = self.option_dict[ALT]
1068                         str += output[TEXINFO][OUTPUTIMAGE] % vars ()
1069
1070                 base = self.basename ()
1071                 str += output[format][OUTPUT] % vars ()
1072                 return str
1073
1074         def output_latex (self):
1075                 str = ''
1076                 base = self.basename ()
1077                 if format == LATEX:
1078                         str += self.output_print_filename (LATEX)
1079                         if VERBATIM in self.option_dict:
1080                                 verb = self.substring ('code')
1081                                 str += (output[LATEX][VERBATIM] % vars ())
1082                         elif srcltx_p:
1083                                 breaks = self.ly ().count ("\n")
1084                                 str += "".ljust (breaks, "\n").replace ("\n","%\n")
1085                 str += (output[LATEX][OUTPUT] % vars ())
1086                 if QUOTE in self.option_dict:
1087                         str = output[LATEX][QUOTE] % vars ()
1088                 return str
1089
1090         def output_print_filename (self, format):
1091                 str = ''
1092                 if PRINTFILENAME in self.option_dict:
1093                         base = self.basename ()
1094                         filename = self.substring ('filename')
1095                         str = output[format][PRINTFILENAME] % vars ()
1096
1097                 return str
1098
1099         def output_texinfo (self):
1100                 str = ''
1101                 if self.output_print_filename (TEXINFO):
1102                         str += ('@html\n'
1103                                 + self.output_print_filename (HTML)
1104                                 + '\n@end html\n')
1105                         str += ('@tex\n'
1106                                 + self.output_print_filename (LATEX)
1107                                 + '\n@end tex\n')
1108                 base = self.basename ()
1109                 if TEXIDOC in self.option_dict:
1110                         texidoc = base + '.texidoc'
1111                         if os.path.exists (texidoc):
1112                                 str += '@include %(texidoc)s\n\n' % vars ()
1113
1114                 if VERBATIM in self.option_dict:
1115                         verb = verbatim_texinfo (self.substring ('code'))
1116                         str += (output[TEXINFO][VERBATIM] % vars ())
1117                         if not QUOTE in self.option_dict:
1118                                 str = output[TEXINFO][NOQUOTE] % vars ()
1119
1120                 str += self.output_info ()
1121
1122 #               str += ('@ifinfo\n' + self.output_info () + '\n@end ifinfo\n')
1123 #               str += ('@tex\n' + self.output_latex () + '\n@end tex\n')
1124 #               str += ('@html\n' + self.output_html () + '\n@end html\n')
1125
1126                 if QUOTE in self.option_dict:
1127                         str = output[TEXINFO][QUOTE] % vars ()
1128
1129                 # need par after image
1130                 str += '\n'
1131
1132                 return str
1133
1134 class Lilypond_file_snippet (Lilypond_snippet):
1135         def ly (self):
1136                 name = self.substring ('filename')
1137                 return '\\sourcefilename \"%s\"\n%s' \
1138                          % (name, open (find_file (name)).read ())
1139
1140 snippet_type_to_class = {
1141         'lilypond_file': Lilypond_file_snippet,
1142         'lilypond_block': Lilypond_snippet,
1143         'lilypond': Lilypond_snippet,
1144         'include': Include_snippet,
1145 }
1146
1147 def find_linestarts (s):
1148         nls = [0]
1149         start = 0
1150         end = len (s)
1151         while 1:
1152                 i = s.find ('\n', start)
1153                 if i < 0:
1154                         break
1155
1156                 i = i + 1
1157                 nls.append (i)
1158                 start = i
1159
1160         nls.append (len (s))
1161         return nls
1162
1163 def find_toplevel_snippets (s, types):
1164         res = {}
1165         for i in types:
1166                 res[i] = ly.re.compile (snippet_res[format][i])
1167
1168         snippets = []
1169         index = 0
1170         ## found = dict (map (lambda x: (x, None),
1171         ##                    types))
1172         ## urg python2.1
1173         found = {}
1174         map (lambda x, f = found: f.setdefault (x, None),
1175              types)
1176
1177         line_starts = find_linestarts (s)
1178         line_start_idx = 0
1179         # We want to search for multiple regexes, without searching
1180         # the string multiple times for one regex.
1181         # Hence, we use earlier results to limit the string portion
1182         # where we search.
1183         # Since every part of the string is traversed at most once for
1184         # every type of snippet, this is linear.
1185
1186         while 1:
1187                 first = None
1188                 endex = 1 << 30
1189                 for type in types:
1190                         if not found[type] or found[type][0] < index:
1191                                 found[type] = None
1192                                 m = res[type].search (s[index:endex])
1193                                 if not m:
1194                                         continue
1195
1196                                 cl = Snippet
1197                                 if snippet_type_to_class.has_key (type):
1198                                         cl = snippet_type_to_class[type]
1199
1200
1201                                 start = index + m.start ('match')
1202                                 line_number = line_start_idx
1203                                 while (line_starts[line_number] < start):
1204                                         line_number += 1
1205
1206                                 line_number += 1
1207                                 snip = cl (type, m, format, line_number)
1208                                 found[type] = (start, snip)
1209
1210                         if found[type] \
1211                            and (not first \
1212                                 or found[type][0] < found[first][0]):
1213                                 first = type
1214
1215                                 # FIXME.
1216
1217                                 # Limiting the search space is a cute
1218                                 # idea, but this *requires* to search
1219                                 # for possible containing blocks
1220                                 # first, at least as long as we do not
1221                                 # search for the start of blocks, but
1222                                 # always/directly for the entire
1223                                 # @block ... @end block.
1224
1225                                 endex = found[first][0]
1226
1227                 if not first:
1228                         snippets.append (Substring (s, index, len (s), line_start_idx))
1229                         break
1230
1231                 while (start > line_starts[line_start_idx+1]):
1232                         line_start_idx += 1
1233
1234                 (start, snip) = found[first]
1235                 snippets.append (Substring (s, index, start, line_start_idx + 1))
1236                 snippets.append (snip)
1237                 found[first] = None
1238                 index = start + len (snip.match.group ('match'))
1239
1240         return snippets
1241
1242 def filter_pipe (input, cmd):
1243         if verbose_p:
1244                 ly.progress (_ ("Opening filter `%s'") % cmd)
1245
1246         (stdin, stdout, stderr) = os.popen3 (cmd)
1247         stdin.write (input)
1248         status = stdin.close ()
1249
1250         if not status:
1251                 status = 0
1252                 output = stdout.read ()
1253                 status = stdout.close ()
1254                 error = stderr.read ()
1255
1256         if not status:
1257                 status = 0
1258         signal = 0x0f & status
1259         if status or (not output and error):
1260                 exit_status = status >> 8
1261                 ly.error (_ ("`%s' failed (%d)") % (cmd, exit_status))
1262                 ly.error (_ ("The error log is as follows:"))
1263                 sys.stderr.write (error)
1264                 sys.stderr.write (stderr.read ())
1265                 ly.exit (status)
1266
1267         if verbose_p:
1268                 ly.progress ('\n')
1269
1270         return output
1271
1272 def run_filter (s):
1273         return filter_pipe (s, filter_cmd)
1274
1275 def is_derived_class (cl, baseclass):
1276         if cl == baseclass:
1277                 return 1
1278         for b in cl.__bases__:
1279                 if is_derived_class (b, baseclass):
1280                         return 1
1281         return 0
1282
1283 def process_snippets (cmd, ly_snippets, texstr_snippets, png_snippets):
1284         ly_names = filter (lambda x: x,
1285                            map (Lilypond_snippet.basename, ly_snippets))
1286         texstr_names = filter (lambda x: x,
1287                            map (Lilypond_snippet.basename, texstr_snippets))
1288         png_names = filter (lambda x: x,
1289                             map (Lilypond_snippet.basename, png_snippets))
1290
1291         status = 0
1292         def my_system (cmd):
1293                 status = ly.system (cmd,
1294                                     ignore_error = 1, progress_p = 1)
1295
1296                 if status:
1297                         ly.error ('Process %s exited unsuccessfully.' % cmd)
1298                         raise Compile_error
1299
1300         # UGH
1301         # the --process=CMD switch is a bad idea
1302         # it is too generic for lilypond-book.
1303         if texstr_names:
1304                 my_system (string.join ([cmd, '--backend texstr',
1305                                          'snippet-map.ly'] + texstr_names))
1306                 for l in texstr_names:
1307                         my_system ('latex %s.texstr' % l)
1308
1309         if ly_names:
1310                 my_system (string.join ([cmd, 'snippet-map.ly'] + ly_names))
1311
1312 LATEX_INSPECTION_DOCUMENT = r'''
1313 \nonstopmode
1314 %(preamble)s
1315 \begin{document}
1316 \typeout{textwidth=\the\textwidth}
1317 \typeout{columnsep=\the\columnsep}
1318 \makeatletter\if@twocolumn\typeout{columns=2}\fi\makeatother
1319 \end{document}
1320 '''
1321
1322 # Do we need anything else besides `textwidth'?
1323 def get_latex_textwidth (source):
1324         m = re.search (r'''(?P<preamble>\\begin\s*{document})''', source)
1325         preamble = source[:m.start (0)]
1326         latex_document = LATEX_INSPECTION_DOCUMENT % vars ()
1327         # Workaround problems with unusable $TMP on Cygwin:
1328         tempfile.tempdir = ''
1329         tmpfile = tempfile.mktemp('.tex')
1330         logfile = os.path.splitext (tmpfile)[0] + '.log'
1331         open (tmpfile,'w').write (latex_document)
1332         ly.system ('latex %s' % tmpfile)
1333         parameter_string = open (logfile).read()
1334         os.unlink (tmpfile)
1335         os.unlink (logfile)
1336
1337         columns = 0
1338         m = re.search ('columns=([0-9.]*)', parameter_string)
1339         if m:
1340                 columns = string.atoi (m.group (1))
1341
1342         columnsep = 0
1343         m = re.search ('columnsep=([0-9.]*)pt', parameter_string)
1344         if m:
1345                 columnsep = string.atof (m.group (1))
1346
1347         textwidth = 0
1348         m = re.search ('textwidth=([0-9.]*)pt', parameter_string)
1349         if m:
1350                 textwidth = string.atof (m.group (1))
1351                 if columns:
1352                         textwidth = (textwidth - columnsep) / columns
1353
1354         return textwidth
1355
1356 def modify_preamble (chunk):
1357         str = chunk.replacement_text ()
1358         if (re.search (r"\\begin *{document}", str)
1359             and not re.search ("{graphic[sx]", str)):
1360                 str = re.sub (r"\\begin{document}",
1361                               r"\\usepackage{graphics}" + '\n'
1362                               + r"\\begin{document}",
1363                               str)
1364                 chunk.override_text = str
1365
1366
1367
1368 ext2format = {
1369         '.html': HTML,
1370         '.itely': TEXINFO,
1371         '.latex': LATEX,
1372         '.lytex': LATEX,
1373         '.tely': TEXINFO,
1374         '.tex': LATEX,
1375         '.texi': TEXINFO,
1376         '.texinfo': TEXINFO,
1377         '.xml': HTML,
1378 }
1379
1380 format2ext = {
1381         HTML: '.html',
1382         # TEXINFO: '.texinfo',
1383         TEXINFO: '.texi',
1384         LATEX: '.tex',
1385 }
1386
1387 class Compile_error:
1388         pass
1389
1390 def write_file_map (lys, name):
1391         snippet_map = open ('snippet-map.ly', 'w')
1392         snippet_map.write ("""
1393 #(define version-seen? #t)
1394 #(ly:add-file-name-alist '(
1395 """)
1396         for ly in lys:
1397                 snippet_map.write ('("%s.ly" . "%s:%d (%s.ly)")\n'
1398                                    % (ly.basename (),
1399                                       name,
1400                                       ly.line_number,
1401                                       ly.basename ()))
1402
1403         snippet_map.write ('))\n')
1404
1405 def do_process_cmd (chunks, input_name):
1406         all_lys = filter (lambda x: is_derived_class (x.__class__,
1407                                                       Lilypond_snippet),
1408                           chunks)
1409
1410         write_file_map (all_lys, input_name)
1411         ly_outdated = \
1412           filter (lambda x: is_derived_class (x.__class__,
1413                                               Lilypond_snippet)
1414                             and x.ly_is_outdated (),
1415                   chunks)
1416         texstr_outdated = \
1417           filter (lambda x: is_derived_class (x.__class__,
1418                                               Lilypond_snippet)
1419                             and x.texstr_is_outdated (),
1420                   chunks)
1421         png_outdated = \
1422           filter (lambda x: is_derived_class (x.__class__,
1423                                               Lilypond_snippet)
1424                             and x.png_is_outdated (),
1425                   chunks)
1426
1427         ly.progress (_ ("Writing snippets..."))
1428         map (Lilypond_snippet.write_ly, ly_outdated)
1429         ly.progress ('\n')
1430
1431         if ly_outdated:
1432                 ly.progress (_ ("Processing..."))
1433                 ly.progress ('\n')
1434                 process_snippets (process_cmd, ly_outdated, texstr_outdated, png_outdated)
1435         else:
1436                 ly.progress (_ ("All snippets are up to date..."))
1437         ly.progress ('\n')
1438
1439 def guess_format (input_filename):
1440         format = None
1441         e = os.path.splitext (input_filename)[1]
1442         if e in ext2format.keys ():
1443                 # FIXME
1444                 format = ext2format[e]
1445         else:
1446                 ly.error (_ ("can't determine format for: %s" \
1447                              % input_filename))
1448                 ly.exit (1)
1449         return format
1450
1451 def write_if_updated (file_name, lines):
1452         try:
1453                 f = open (file_name)
1454                 oldstr = f.read ()
1455                 new_str = string.join (lines, '')
1456                 if oldstr == new_str:
1457                         ly.progress (_ ("%s is up to date.") % file_name)
1458                         ly.progress ('\n')
1459                         return
1460         except:
1461                 pass
1462
1463         ly.progress (_ ("Writing `%s'...") % file_name)
1464         open (file_name, 'w').writelines (lines)
1465         ly.progress ('\n')
1466
1467 def note_input_file (name, inputs=[]):
1468         inputs.append (name)
1469         return inputs
1470
1471 def do_file (input_filename):
1472         # Ugh.
1473         if not input_filename or input_filename == '-':
1474                 in_handle = sys.stdin
1475                 input_fullname = '<stdin>'
1476         else:
1477                 if os.path.exists (input_filename):
1478                         input_fullname = input_filename
1479                 elif format == LATEX and ly.search_exe_path ('kpsewhich'):
1480                         # urg python interface to libkpathsea?
1481                         input_fullname = ly.read_pipe ('kpsewhich '
1482                                                        + input_filename)[:-1]
1483                 else:
1484                         input_fullname = find_file (input_filename)
1485
1486                 note_input_file (input_fullname)
1487                 in_handle = open (input_fullname)
1488
1489         if input_filename == '-':
1490                 input_base = 'stdin'
1491         else:
1492                 input_base = os.path.basename \
1493                              (os.path.splitext (input_filename)[0])
1494
1495         # Only default to stdout when filtering.
1496         if output_name == '-' or (not output_name and filter_cmd):
1497                 output_filename = '-'
1498                 output_file = sys.stdout
1499         else:
1500                 # don't complain when output_name is existing
1501                 output_filename = input_base + format2ext[format]
1502                 if output_name:
1503                         if not os.path.isdir (output_name):
1504                                 os.mkdir (output_name, 0777)
1505                         os.chdir (output_name)
1506                 else:
1507                         if os.path.exists (input_filename) \
1508                            and os.path.exists (output_filename) \
1509                            and os.path.samefile (output_filename, input_fullname):
1510                            ly.error (
1511                            _ ("Output would overwrite input file; use --output."))
1512                            ly.exit (2)
1513
1514         try:
1515                 ly.progress (_ ("Reading %s...") % input_fullname)
1516                 source = in_handle.read ()
1517                 ly.progress ('\n')
1518
1519                 set_default_options (source)
1520
1521
1522                 # FIXME: Containing blocks must be first, see
1523                 #        find_toplevel_snippets.
1524                 snippet_types = (
1525                         'multiline_comment',
1526                         'verbatim',
1527                         'lilypond_block',
1528         #               'verb',
1529                         'singleline_comment',
1530                         'lilypond_file',
1531                         'include',
1532                         'lilypond',
1533                 )
1534                 ly.progress (_ ("Dissecting..."))
1535                 chunks = find_toplevel_snippets (source, snippet_types)
1536
1537                 if format == LATEX:
1538                         for c in chunks:
1539                                 if (c.is_plain () and
1540                                     re.search (r"\\begin *{document}", c.replacement_text())):
1541                                         modify_preamble (c)
1542                                         break
1543                 ly.progress ('\n')
1544
1545                 if filter_cmd:
1546                         write_if_updated (output_filename,
1547                                           [c.filter_text () for c in chunks])
1548                 elif process_cmd:
1549                         do_process_cmd (chunks, input_fullname)
1550                         ly.progress (_ ("Compiling %s...") % output_filename)
1551                         ly.progress ('\n')
1552                         write_if_updated (output_filename,
1553                                           [s.replacement_text ()
1554                                            for s in chunks])
1555
1556                 def process_include (snippet):
1557                         os.chdir (original_dir)
1558                         name = snippet.substring ('filename')
1559                         ly.progress (_ ("Processing include: %s") % name)
1560                         ly.progress ('\n')
1561                         return do_file (name)
1562
1563                 include_chunks = map (process_include,
1564                                       filter (lambda x: is_derived_class (x.__class__,
1565                                                                           Include_snippet),
1566                                               chunks))
1567
1568
1569                 return chunks + reduce (lambda x,y: x + y, include_chunks, [])
1570
1571         except Compile_error:
1572                 os.chdir (original_dir)
1573                 ly.progress (_ ("Removing `%s'") % output_filename)
1574                 ly.progress ('\n')
1575                 raise Compile_error
1576
1577 def do_options ():
1578         global format, output_name, psfonts_p, srcltx_p
1579         global filter_cmd, process_cmd, verbose_p
1580
1581         (sh, long) = ly.getopt_args (option_definitions)
1582         try:
1583                 (options, files) = getopt.getopt (sys.argv[1:], sh, long)
1584         except getopt.error, s:
1585                 sys.stderr.write ('\n')
1586                 ly.error (_ ("getopt says: `%s'" % s))
1587                 sys.stderr.write ('\n')
1588                 ly.help ()
1589                 ly.exit (2)
1590
1591         for opt in options:
1592                 o = opt[0]
1593                 a = opt[1]
1594
1595                 if 0:
1596                         pass
1597                 elif o == '--filter' or o == '-F':
1598                         filter_cmd = a
1599                         process_cmd = 0
1600                 elif o == '--format' or o == '-f':
1601                         format = a
1602                         if a == 'texi-html' or a == 'texi':
1603                                 format = TEXINFO
1604                 elif o == '--tex-backend ':
1605                         backend = 'tex'
1606                 elif o == '--help' or o == '-h':
1607                         ly.help ()
1608                         sys.exit (0)
1609                 elif o == '--include' or o == '-I':
1610                         include_path.append (os.path.join (original_dir,
1611                                                            os.path.abspath (a)))
1612                 elif o == '--output' or o == '-o':
1613                         output_name = a
1614                 elif o == '--process' or o == '-P':
1615                         process_cmd = a
1616                         filter_cmd = 0
1617                 elif o == '--version' or o == '-v':
1618                         ly.identify (sys.stdout)
1619                         sys.exit (0)
1620                 elif o == '--verbose' or o == '-V':
1621                         verbose_p = 1
1622                 elif o == '--psfonts':
1623                         psfonts_p = 1
1624                 elif o == '--keep-line-breaks':
1625                         srcltx_p = 1
1626                         for s in (OUTPUT, QUOTE, VERBATIM):
1627                                 output[LATEX][s] = output[LATEX][s].replace("\n"," ")
1628                 elif o == '--warranty' or o == '-w':
1629                         if 1 or status:
1630                                 ly.warranty ()
1631                         sys.exit (0)
1632         return files
1633
1634 def main ():
1635         files = do_options ()
1636         if not files or len (files) > 1:
1637                 ly.help ()
1638                 ly.exit (2)
1639
1640         file = files[0]
1641
1642         basename = os.path.splitext (file)[0]
1643         basename = os.path.split (basename)[1]
1644
1645         global process_cmd, format
1646         if not format:
1647                 format = guess_format (files[0])
1648
1649         formats = 'ps'
1650         if format == TEXINFO or format == HTML:
1651                 formats += ',png'
1652         if process_cmd == '':
1653                 process_cmd = lilypond_binary \
1654                               + ' --formats=%s --backend eps ' % formats
1655
1656         if process_cmd:
1657                 process_cmd += string.join ([(' -I %s' % commands.mkarg (p))
1658                                              for p in include_path])
1659
1660         ly.identify (sys.stderr)
1661
1662         try:
1663                 chunks = do_file (file)
1664                 if psfonts_p:
1665                         fontextract.verbose = verbose_p
1666                         snippet_chunks = filter (lambda x: is_derived_class (x.__class__,
1667                                                                               Lilypond_snippet),
1668                                                  chunks)
1669
1670                         psfonts_file = basename + '.psfonts'
1671                         if not verbose_p:
1672                                 ly.progress (_ ("Writing fonts to %s...") % psfonts_file)
1673                         fontextract.extract_fonts (psfonts_file,
1674                                                    [x.basename() + '.eps'
1675                                                     for x in snippet_chunks])
1676                         if not verbose_p:
1677                                 ly.progress ('\n')
1678
1679         except Compile_error:
1680                 ly.exit (1)
1681
1682         if format == TEXINFO or format == LATEX:
1683                 if not psfonts_p:
1684                         ly.warning (_ ("option --psfonts not used"))
1685                         ly.warning (_ ("processing with dvips will have no fonts"))
1686
1687                 psfonts_file = os.path.join (output_name, basename + '.psfonts')
1688                 output = os.path.join (output_name, basename +  '.dvi' )
1689
1690                 ly.progress ('\n')
1691                 ly.progress (_ ("DVIPS usage:"))
1692                 ly.progress ('\n')
1693                 ly.progress ("    dvips -h %(psfonts_file)s %(output)s" % vars ())
1694                 ly.progress ('\n')
1695
1696         inputs = note_input_file ('')
1697         inputs.pop ()
1698         dep_file = os.path.join (output_name, os.path.splitext (file)[0] + '.dep')
1699         final_output_file = os.path.join (output_name,
1700                                           os.path.splitext (os.path.basename (file))[0]
1701                                           + '.%s' % format)
1702
1703         os.chdir (original_dir)
1704         open (dep_file, 'w').write ('%s: %s' % (final_output_file, ' '.join (inputs)))
1705
1706 if __name__ == '__main__':
1707         main ()