]> git.donarmstrong.com Git - lilypond.git/blobdiff - scripts/lilypond-book.py
patch texinfo.tex to leave single quotes in
[lilypond.git] / scripts / lilypond-book.py
index 0a696f7ff6658e89c83ad7d3847ae757583ff412..74db6adb28d4b9ac83958c0e9934f043ee28ab27 100644 (file)
@@ -13,10 +13,14 @@ classic lilypond-book:
      lilypond-book --process="lilypond" BOOK.tely
 
 TODO:
+
+    *  this script is too complex. Modularize.
+    
     *  ly-options: intertext?
-    *  --linewidth?
-    *  eps in latex / eps by lilypond -fps?
+    *  --line-width?
+    *  eps in latex / eps by lilypond -ps?
     *  check latex parameters, twocolumn, multicolumn?
+    *  use --png --ps --pdf for making images?
 
     *  Converting from lilypond-book source, substitute:
        @mbinclude foo.itely -> @include foo.itely
@@ -24,102 +28,167 @@ TODO:
 
 '''
 
-import __main__
-import glob
 import stat
 import string
+import tempfile
+import commands
+import os
+import sys
+import re
 
-#
-# TODO:
-#
-#  * use --png --ps --pdf for making images?
-#
-
-################################################################
 # 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).
+# We'll suffer this path initialization stuff as long as we don't install
+# our python packages in <prefix>/lib/pythonX.Y
 
 # If set, LILYPONDPREFIX must take prevalence.
-# If datadir is not set, we are doing a build and use LILYPONDPREFIX.
-import getopt, os, sys
+# if datadir is not set, we're doing a build and LILYPONDPREFIX.
+
+################
+# RELOCATION
+################
+
 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]
+       datadir = '@lilypond_datadir@'
+
+sys.path.insert (0, os.path.join (datadir, 'python'))
 
+if os.environ.has_key ('LILYPONDPREFIX'):
+       datadir = os.environ['LILYPONDPREFIX']
+       while datadir[-1] == os.sep:
+               datadir= datadir[:-1]
+               
+       datadir = os.path.join (datadir, "share/lilypond/current/")
 sys.path.insert (0, os.path.join (datadir, 'python'))
 
-# Customize these.
-#if __name__ == '__main__':
+# dynamic relocation, for GUB binaries.
+bindir = os.path.split (sys.argv[0])[0]
+
+
+for prefix_component in ['share', 'lib']:
+       datadir = os.path.abspath (bindir + '/../%s/lilypond/current/python/' % prefix_component)
+       sys.path.insert (0, datadir)
+
 
 import lilylib as ly
+import fontextract
 global _;_=ly._
-global re;re = ly.re
+
 
 # Lilylib globals.
 program_version = '@TOPLEVEL_VERSION@'
-program_name = sys.argv[0]
-verbose_p = 0
-pseudo_filter_p = 0
+program_name = os.path.basename (sys.argv[0])
+
 original_dir = os.getcwd ()
+backend = 'ps'
+
+help_summary = _ (
+'''Process LilyPond snippets in hybrid HTML, LaTeX, or texinfo document.
 
-help_summary = \
-_ ('''Process LilyPond snippets in hybrid HTML, LaTeX or texinfo document.
 Example usage:
 
    lilypond-book --filter="tr '[a-z]' '[A-Z]'" BOOK
    lilypond-book --filter="convert-ly --no-version --from=2.0.0 -" BOOK
    lilypond-book --process='lilypond -I include' BOOK
-
 ''')
 
-copyright = ('Jan Nieuwenhuizen <janneke@gnu.org>',
+authors = ('Jan Nieuwenhuizen <janneke@gnu.org>',
             'Han-Wen Nienhuys <hanwen@cs.uu.nl>')
 
-option_definitions = [
-    (_ ("EXT"), 'f', 'format',
-       _ ("use output format EXT (texi [default], texi-html, latex, html)")),
-    (_ ("FILTER"), 'F', 'filter',
-       _ ("pipe snippets through FILTER [convert-ly -n -]")),
-    ('', 'h', 'help',
-       _ ("print this help")),
-    (_ ("DIR"), 'I', 'include',
-       _ ("add DIR to include path")),
-    (_ ("COMMAND"), 'P', 'process',
-       _ ("process ly_files using COMMAND FILE...")),
-    (_ ("DIR"), 'o', 'output',
-       _ ("write output to DIR")),
-    ('', 'V', 'verbose',
-       _ ("be verbose")),
-    ('', 'v', 'version',
-       _ ("print version information")),
-    ('', 'w', 'warranty',
-       _ ("show warranty and copyright")),
-]
+       
+################################################################
+def exit (i):
+       if global_options.verbose:
+               raise _ ('Exiting (%d)...') % i
+       else:
+               sys.exit (i)
+
+def identify ():
+       sys.stdout.write ('%s (GNU LilyPond) %s\n' % (program_name, program_version))
+
+def progress (s):
+       sys.stderr.write (s)
+
+def warning (s):
+       sys.stderr.write (program_name + ": " + _ ("warning: %s") % s + '\n')
+
+def error (s):
+       sys.stderr.write (program_name + ": " + _ ("error: %s") % s + '\n')
+
+def warranty ():
+       identify ()
+       sys.stdout.write ('''
+%s
+
+%s
+
+%s
+%s
+''' % ( _('Copyright (c) %s by') % '2001--2006',
+       ' '.join (authors),
+       _('Distributed under terms of the GNU General Public License.'),
+       _('It comes with NO WARRANTY.')))
+
+
+def get_option_parser ():
+       p = ly.get_option_parser (usage='lilypond-book [OPTIONS] FILE',
+                                 version="@TOPLEVEL_VERSION@",
+                                 description=help_summary)
+
+       p.add_option ('-F', '--filter', metavar=_ ("FILTER"),
+                     action="store",
+                     dest="filter_cmd",
+                     help=_ ("pipe snippets through FILTER [convert-ly -n -]"),
+                     default=None)
+       p.add_option ('-f', '--format', help=_('''use output format FORMAT (texi [default], texi-html, latex, html)'''),
+                     action='store')
+       p.add_option ("-I", '--include', help=_('add DIR to include path'),
+                     metavar="DIR",
+                     action='append', dest='include_path',
+                     default=[os.path.abspath (os.getcwd ())])
+       
+       p.add_option ("-o", '--output', help=_('write output to DIR'),
+                     metavar="DIR",
+                     action='store', dest='output_name', default=None)
+       p.add_option ('-P', '--process', metavar=_("COMMAND"),
+                     help = _ ("process ly_files using COMMAND FILE..."),
+                     action='store', 
+                     dest='process_cmd', default='lilypond -b eps')
+       
+       p.add_option ('', '--psfonts', action="store_true", dest="psfonts",
+                     help=_ ('''extract all PostScript fonts into INPUT.psfonts for LaTeX'''
+                             '''must use this with dvips -h INPUT.psfonts'''),
+                     default=None)
+       p.add_option ('-V', '--verbose', help=_("be verbose"),
+                     action="store_true",
+                     default=False,
+                     dest="verbose")
+                     
+       p.add_option ('-w', '--warranty',
+                     help=_("show warranty and copyright"),
+                     action='store_true')
+
+       
+       p.add_option_group  ('bugs',
+                            description='''Report bugs via http://post.gmane.org/post.php'''
+                            '''?group=gmane.comp.gnu.lilypond.bugs\n''')
+       
+       return p
 
-include_path = [ly.abspath (os.getcwd ())]
 lilypond_binary = os.path.join ('@bindir@', 'lilypond')
 
 # Only use installed binary when we are installed too.
 if '@bindir@' == ('@' + 'bindir@') or not os.path.exists (lilypond_binary):
-    lilypond_binary = 'lilypond'
+       lilypond_binary = 'lilypond'
+
+global_options = None
+
 
-use_hash_p = 1
-format = 0
-output_name = 0
-latex_filter_cmd = 'latex "\\nonstopmode \input /dev/stdin"'
-filter_cmd = 0
-process_cmd = ''
-default_ly_options = {}
+default_ly_options = { 'alt': "[image of music]" }
 
+#
 # Is this pythonic?  Personally, I find this rather #define-nesque. --hwn
 #
 AFTER = 'after'
@@ -131,31 +200,38 @@ HTML = 'html'
 INDENT = 'indent'
 LATEX = 'latex'
 LAYOUT = 'layout'
-LINEWIDTH = 'linewidth'
+LINE_WIDTH = 'line-width'
 NOFRAGMENT = 'nofragment'
 NOINDENT = 'noindent'
 NOQUOTE = 'noquote'
 NOTES = 'body'
 NOTIME = 'notime'
 OUTPUT = 'output'
+OUTPUTIMAGE = 'outputimage'
+PACKED = 'packed'
 PAPER = 'paper'
 PREAMBLE = 'preamble'
 PRINTFILENAME = 'printfilename'
 QUOTE = 'quote'
-RAGGEDRIGHT = 'raggedright'
+RAGGED_RIGHT = 'ragged-right'
 RELATIVE = 'relative'
 STAFFSIZE = 'staffsize'
 TEXIDOC = 'texidoc'
 TEXINFO = 'texinfo'
 VERBATIM = 'verbatim'
+FONTLOAD = 'fontload'
+FILENAME = 'filename'
+ALT = 'alt'
+
 
 # NOTIME has no opposite so it isn't part of this dictionary.
 # NOQUOTE is used internally only.
 no_options = {
-    NOFRAGMENT: FRAGMENT,
-    NOINDENT: INDENT,
+       NOFRAGMENT: FRAGMENT,
+       NOINDENT: INDENT,
 }
 
+
 # Recognize special sequences in the input.
 #
 #   (?P<name>regex) -- Assign result of REGEX to NAME.
@@ -165,364 +241,416 @@ no_options = {
 #   (?x) -- Ignore whitespace in patterns.
 no_match = 'a\ba'
 snippet_res = {
-    ##
-    HTML: {
-       'include':
-         no_match,
-
-       'lilypond':
-         r'''(?mx)
-             (?P<match>
-             <lilypond
-               (\s*(?P<options>.*?)\s*:)?\s*
-               (?P<code>.*?)
-             />)''',
-
-       'lilypond_block':
-         r'''(?msx)
-             (?P<match>
-             <lilypond
-               \s*(?P<options>.*?)\s*
-             >
-             (?P<code>.*?)
-             </lilypond>)''',
-
-       'lilypond_file':
-         r'''(?mx)
-             (?P<match>
-             <lilypondfile
-               \s*(?P<options>.*?)\s*
-             >
-             \s*(?P<filename>.*?)\s*
-             </lilypondfile>)''',
-
-       'multiline_comment':
-         r'''(?smx)
-             (?P<match>
-             \s*(?!@c\s+)
-             (?P<code><!--\s.*?!-->)
-             \s)''',
-
-       'singleline_comment':
-         no_match,
-
-       'verb':
-         r'''(?x)
-             (?P<match>
-               (?P<code><pre>.*?</pre>))''',
-
-       'verbatim':
-         r'''(?x)
-             (?s)
-             (?P<match>
-               (?P<code><pre>\s.*?</pre>\s))''',
-    },
-
-    ##
-    LATEX: {
-       'include':
-         r'''(?smx)
-             ^[^%\n]*?
-             (?P<match>
-             \\input\s*{
-               (?P<filename>\S+?)
-             })''',
-
-       'lilypond':
-         r'''(?smx)
-             ^[^%\n]*?
-             (?P<match>
-             \\lilypond\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s*{
-               (?P<code>.*?)
-             })''',
-
-       'lilypond_block':
-         r'''(?smx)
-             ^[^%\n]*?
-             (?P<match>
-             \\begin\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s*{lilypond}
-               (?P<code>.*?)
-             ^[^%\n]*?
-             \\end\s*{lilypond})''',
-
-       'lilypond_file':
-         r'''(?smx)
-             ^[^%\n]*?
-             (?P<match>
-             \\lilypondfile\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s*\{
-               (?P<filename>\S+?)
-             })''',
-
-       'multiline_comment':
-         no_match,
-
-       'singleline_comment':
-         r'''(?mx)
-             ^.*?
-             (?P<match>
-               (?P<code>
-               %.*$\n+))''',
-
-       'verb':
-         r'''(?mx)
-             ^[^%\n]*?
-             (?P<match>
-               (?P<code>
-               \\verb(?P<del>.)
-             .*?
-               (?P=del)))''',
-
-       'verbatim':
-         r'''(?msx)
-             ^[^%\n]*?
-             (?P<match>
-               (?P<code>
-               \\begin\s*{verbatim}
-             .*?
-               \\end\s*{verbatim}))''',
-    },
-
-    ##
-    TEXINFO: {
-       'include':
-         r'''(?mx)
-             ^(?P<match>
-             @include\s+
-               (?P<filename>\S+))''',
-
-       'lilypond':
-         r'''(?smx)
-             ^[^\n]*?(?!@c\s+)[^\n]*?
-             (?P<match>
-             @lilypond\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s*{
-               (?P<code>.*?)
-             })''',
-
-       'lilypond_block':
-         r'''(?msx)
-             ^(?P<match>
-             @lilypond\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s+?
-             ^(?P<code>.*?)
-             ^@end\s+lilypond)\s''',
-
-       'lilypond_file':
-         r'''(?mx)
-             ^(?P<match>
-             @lilypondfile\s*(
-             \[
-               \s*(?P<options>.*?)\s*
-             \])?\s*{
-               (?P<filename>\S+)
-             })''',
-
-       'multiline_comment':
-         r'''(?smx)
-             ^(?P<match>
-               (?P<code>
-               @ignore\s
-             .*?
-               @end\s+ignore))\s''',
-
-       'singleline_comment':
-         r'''(?mx)
-             ^.*
-             (?P<match>
-               (?P<code>
-               @c([ \t][^\n]*|)\n))''',
-
-    # Don't do this: It interferes with @code{@{}.
-    #   'verb': r'''(?P<code>@code{.*?})''',
-
-       'verbatim':
-         r'''(?sx)
-             (?P<match>
-               (?P<code>
-               @example
-             \s.*?
-               @end\s+example\s))''',
-    },
+       ##
+       HTML: {
+               'include':
+                 no_match,
+
+               'lilypond':
+                 r'''(?mx)
+                   (?P<match>
+                   <lilypond
+                     (\s*(?P<options>.*?)\s*:)?\s*
+                     (?P<code>.*?)
+                   />)''',
+
+               'lilypond_block':
+                 r'''(?msx)
+                   (?P<match>
+                   <lilypond
+                     \s*(?P<options>.*?)\s*
+                   >
+                   (?P<code>.*?)
+                   </lilypond>)''',
+
+               'lilypond_file':
+                 r'''(?mx)
+                   (?P<match>
+                   <lilypondfile
+                     \s*(?P<options>.*?)\s*
+                   >
+                   \s*(?P<filename>.*?)\s*
+                   </lilypondfile>)''',
+
+               'multiline_comment':
+                 r'''(?smx)
+                   (?P<match>
+                   \s*(?!@c\s+)
+                   (?P<code><!--\s.*?!-->)
+                   \s)''',
+
+               'singleline_comment':
+                 no_match,
+
+               'verb':
+                 r'''(?x)
+                   (?P<match>
+                     (?P<code><pre>.*?</pre>))''',
+
+               'verbatim':
+                 r'''(?x)
+                   (?s)
+                   (?P<match>
+                     (?P<code><pre>\s.*?</pre>\s))''',
+       },
+
+       ##
+       LATEX: {
+               'include':
+                 r'''(?smx)
+                   ^[^%\n]*?
+                   (?P<match>
+                   \\input\s*{
+                     (?P<filename>\S+?)
+                   })''',
+
+               'lilypond':
+                 r'''(?smx)
+                   ^[^%\n]*?
+                   (?P<match>
+                   \\lilypond\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s*{
+                     (?P<code>.*?)
+                   })''',
+
+               'lilypond_block':
+                 r'''(?smx)
+                   ^[^%\n]*?
+                   (?P<match>
+                   \\begin\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s*{lilypond}
+                     (?P<code>.*?)
+                   ^[^%\n]*?
+                   \\end\s*{lilypond})''',
+
+               'lilypond_file':
+                 r'''(?smx)
+                   ^[^%\n]*?
+                   (?P<match>
+                   \\lilypondfile\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s*\{
+                     (?P<filename>\S+?)
+                   })''',
+
+               'multiline_comment':
+                 no_match,
+
+               'singleline_comment':
+                 r'''(?mx)
+                   ^.*?
+                   (?P<match>
+                     (?P<code>
+                     %.*$\n+))''',
+
+               'verb':
+                 r'''(?mx)
+                   ^[^%\n]*?
+                   (?P<match>
+                     (?P<code>
+                     \\verb(?P<del>.)
+                       .*?
+                     (?P=del)))''',
+
+               'verbatim':
+                 r'''(?msx)
+                   ^[^%\n]*?
+                   (?P<match>
+                     (?P<code>
+                     \\begin\s*{verbatim}
+                       .*?
+                     \\end\s*{verbatim}))''',
+       },
+
+       ##
+       TEXINFO: {
+               'include':
+                 r'''(?mx)
+                   ^(?P<match>
+                   @include\s+
+                     (?P<filename>\S+))''',
+
+               'lilypond':
+                 r'''(?smx)
+                   ^[^\n]*?(?!@c\s+)[^\n]*?
+                   (?P<match>
+                   @lilypond\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s*{
+                     (?P<code>.*?)
+                   })''',
+
+               'lilypond_block':
+                 r'''(?msx)
+                   ^(?P<match>
+                   @lilypond\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s+?
+                   ^(?P<code>.*?)
+                   ^@end\s+lilypond)\s''',
+
+               'lilypond_file':
+                 r'''(?mx)
+                   ^(?P<match>
+                   @lilypondfile\s*(
+                   \[
+                     \s*(?P<options>.*?)\s*
+                   \])?\s*{
+                     (?P<filename>\S+)
+                   })''',
+
+               'multiline_comment':
+                 r'''(?smx)
+                   ^(?P<match>
+                     (?P<code>
+                     @ignore\s
+                       .*?
+                     @end\s+ignore))\s''',
+
+               'singleline_comment':
+                 r'''(?mx)
+                   ^.*
+                   (?P<match>
+                     (?P<code>
+                     @c([ \t][^\n]*|)\n))''',
+
+       # Don't do this: It interferes with @code{@{}.
+       #       'verb': r'''(?P<code>@code{.*?})''',
+
+               'verbatim':
+                 r'''(?sx)
+                   (?P<match>
+                     (?P<code>
+                     @example
+                       \s.*?
+                     @end\s+example\s))''',
+       },
 }
 
+
+
+
 format_res = {
-    HTML: {
-       'intertext': r',?\s*intertext=\".*?\"',
-       'option_sep': '\s*',
-    },
-
-    LATEX: {
-       'intertext': r',?\s*intertext=\".*?\"',
-       'option_sep': '\s*,\s*',
-    },
-
-    TEXINFO: {
-       'intertext': r',?\s*intertext=\".*?\"',
-       'option_sep': '\s*,\s*',
-    },
+       HTML: {
+               'intertext': r',?\s*intertext=\".*?\"',
+               'option_sep': '\s*',
+       },
+
+       LATEX: {
+               'intertext': r',?\s*intertext=\".*?\"',
+               'option_sep': '\s*,\s*',
+       },
+
+       TEXINFO: {
+               'intertext': r',?\s*intertext=\".*?\"',
+               'option_sep': '\s*,\s*',
+       },
 }
 
 # Options without a pattern in ly_options.
 simple_options = [
-    EXAMPLEINDENT,
-    FRAGMENT,
-    NOFRAGMENT,
-    NOINDENT,
-    PRINTFILENAME,
-    TEXIDOC,
-    VERBATIM
+       EXAMPLEINDENT,
+       FRAGMENT,
+       NOFRAGMENT,
+       NOINDENT,
+       PRINTFILENAME,
+       TEXIDOC,
+       VERBATIM,
+       FONTLOAD,
+       FILENAME,
+       ALT
 ]
 
 ly_options = {
-    ##
-    NOTES: {
-       RELATIVE: r'''\relative c%(relative_quotes)s''',
-    },
+       ##
+       NOTES: {
+               RELATIVE: r'''\relative c%(relative_quotes)s''',
+       },
+
+       ##
+       PAPER: {
+               INDENT: r'''indent = %(indent)s''',
 
-    ##
-    PAPER: {
-       INDENT: r'''indent = %(indent)s''',
+               LINE_WIDTH: r'''line-width = %(line-width)s''',
 
-       LINEWIDTH: r'''linewidth = %(linewidth)s''',
+               QUOTE: r'''line-width = %(line-width)s - 2.0 * %(exampleindent)s''',
 
-       QUOTE: r'''linewidth = %(linewidth)s - 2.0 * %(exampleindent)s''',
+               RAGGED_RIGHT: r'''ragged-right = ##t''',
 
-       RAGGEDRIGHT: r'''raggedright = ##t''',
-    },
+               PACKED: r'''packed = ##t''',
+       },
 
-    ##
-    LAYOUT: {
-       NOTIME: r'''\context {
+       ##
+       LAYOUT: {
+               NOTIME: r'''
+  \context {
+    \Score
+    timing = ##f
+  }
+  \context {
     \Staff
     \remove Time_signature_engraver
   }''',
-    },
+       },
 
-    ##
-    PREAMBLE: {
-       STAFFSIZE: r'''#(set-global-staff-size %(staffsize)s)''',
-    },
+       ##
+       PREAMBLE: {
+               STAFFSIZE: r'''#(set-global-staff-size %(staffsize)s)''',
+       },
 }
 
 output = {
-    ##
-    HTML: {
-       FILTER: r'''<lilypond %(options)s>
+       ##
+       HTML: {
+               FILTER: r'''<lilypond %(options)s>
 %(code)s
 </lilypond>
 ''',
 
-       AFTER: r'''
+               AFTER: r'''
   </a>
 </p>''',
 
-       BEFORE: r'''<p>
+               BEFORE: r'''<p>
   <a href="%(base)s.ly">''',
 
-       OUTPUT: r'''
+               OUTPUT: r'''
     <img align="center" valign="center"
-     border="0" src="%(image)s" alt="[image of music]">''',
+        border="0" src="%(image)s" alt="%(alt)s">''',
 
-       PRINTFILENAME: '<p><tt><a href="%(base)s.ly">%(filename)s</a></tt></p>',
+               PRINTFILENAME: '<p><tt><a href="%(base)s.ly">%(filename)s</a></tt></p>',
 
-       QUOTE: r'''<blockquote>
+               QUOTE: r'''<blockquote>
 %(str)s
 </blockquote>
 ''',
 
-       VERBATIM: r'''<pre>
+               VERBATIM: r'''<pre>
 %(verb)s</pre>''',
-    },
-
-    ##
-    LATEX: {
-       OUTPUT: r'''{%%
-\parindent 0pt
-\catcode`\@=12
-\ifx\preLilyPondExample \undefined
-  \relax
-\else
-  \preLilyPondExample
-\fi
+       },
+
+       ##
+       LATEX: {
+               OUTPUT: r'''{%%
+\parindent 0pt%%
+\catcode`\@=12%%
+\ifx\preLilyPondExample \undefined%%
+  \relax%%
+\else%%
+  \preLilyPondExample%%
+\fi%%
 \def\lilypondbook{}%%
-\input %(base)s.tex
-\ifx\postLilyPondExample \undefined
-  \relax
-\else
-  \postLilyPondExample
-\fi
+\input %(base)s-systems.tex%%
+\ifx\postLilyPondExample \undefined%%
+  \relax%%
+\else%%
+  \postLilyPondExample%%
+\fi%%
 }''',
 
-       PRINTFILENAME: '''\\texttt{%(filename)s}
-    ''',
+               PRINTFILENAME: '''\\texttt{%(filename)s}
+       ''',
 
-       QUOTE: r'''\begin{quotation}
-%(str)s
-\end{quotation}
-''',
+               QUOTE: r'''\begin{quotation}%(str)s
+\end{quotation}''',
 
-       VERBATIM: r'''\noindent
-\begin{verbatim}
-%(verb)s\end{verbatim}
-''',
+               VERBATIM: r'''\noindent
+\begin{verbatim}%(verb)s\end{verbatim}''',
 
-       FILTER: r'''\begin{lilypond}[%(options)s]
+               FILTER: r'''\begin{lilypond}[%(options)s]
 %(code)s
 \end{lilypond}''',
-    },
+       },
 
-    ##
-    TEXINFO: {
-       FILTER: r'''@lilypond[%(options)s]
+       ##
+       TEXINFO: {
+               FILTER: r'''@lilypond[%(options)s]
 %(code)s
 @lilypond''',
 
-       OUTPUT: r'''@noindent
-@image{%(base)s,,,[image of music],%(ext)s}''',
+               OUTPUT: r'''
+@iftex
+@include %(base)s-systems.texi
+@end iftex
+''',
+
+               OUTPUTIMAGE: r'''@noindent
+@ifinfo
+@image{%(base)s,,,%(alt)s,%(ext)s}
+@end ifinfo
+@html
+<p>
+  <a href="%(base)s.ly">
+    <img align="center" valign="center"
+        border="0" src="%(image)s" alt="%(alt)s">
+  </a>
+</p>
+@end html
+''',
 
-       PRINTFILENAME: '''@file{%(filename)s}
-    ''',
+               PRINTFILENAME: '''@file{%(filename)s}
+       ''',
 
-       QUOTE: r'''@quotation
+               QUOTE: r'''@quotation
 %(str)s@end quotation
 ''',
 
-       NOQUOTE: r'''@format
+               NOQUOTE: r'''@format
 %(str)s@end format
 ''',
 
-       VERBATIM: r'''@exampleindent 0
-@example
-%(verb)s@end example
+               VERBATIM: r'''@exampleindent 0
+@verbatim
+%(verb)s@end verbatim
 ''',
-    },
+       },
 }
 
-PREAMBLE_LY = r'''%%%% Generated by %(program_name)s
+#
+# Maintain line numbers.
+#
+
+## TODO
+if 0:
+       for f in [HTML, LATEX]:
+               for s in (QUOTE, VERBATIM):
+                       output[f][s] = output[f][s].replace("\n"," ")
+
+
+PREAMBLE_LY = '''%%%% Generated by %(program_name)s
 %%%% Options: [%(option_string)s]
 
-#(set! toplevel-score-handler ly:parser-print-score)
-#(set! toplevel-music-handler (lambda (p m)
-                              (ly:parser-print-score
-                               p (ly:music-scorify m p))))
+#(set! toplevel-score-handler print-score-with-defaults)
+#(set! toplevel-music-handler
+  (lambda (p m)
+   (if (not (eq? (ly:music-property m \'void) #t))
+        (print-score-with-defaults
+         p (scorify-music m p)))))
 
+#(ly:set-option (quote no-point-and-click))
+#(define inside-lilypond-book #t)
+#(define version-seen? #t)
 %(preamble_string)s
 
+
+
+
+
+
+%% ****************************************************************
+%% Start cut-&-pastable-section 
+%% ****************************************************************
+
 \paper {
   #(define dump-extents #t)
+  %(font_dump_setting)s
   %(paper_string)s
 }
 
@@ -534,611 +662,731 @@ PREAMBLE_LY = r'''%%%% Generated by %(program_name)s
 FRAGMENT_LY = r'''
 %(notes_string)s
 {
+
+
+%% ****************************************************************
 %% ly snippet contents follows:
+%% ****************************************************************
 %(code)s
+
+
+%% ****************************************************************
 %% end ly snippet
+%% ****************************************************************
 }
 '''
 
 FULL_LY = '''
+
+
+%% ****************************************************************
 %% ly snippet:
+%% ****************************************************************
 %(code)s
+
+
+%% ****************************************************************
 %% end ly snippet
+%% ****************************************************************
 '''
 
-texinfo_linewidths = {
-    '@afourpaper': '160\\mm',
-    '@afourwide': '6.5\\in',
-    '@afourlatex': '150\\mm',
-    '@smallbook': '5\\in',
-    '@letterpaper': '6\\in',
+texinfo_line_widths = {
+       '@afourpaper': '160\\mm',
+       '@afourwide': '6.5\\in',
+       '@afourlatex': '150\\mm',
+       '@smallbook': '5\\in',
+       '@letterpaper': '6\\in',
 }
 
 def classic_lilypond_book_compatibility (key, value):
-    if key == 'singleline' and value == None:
-       return (RAGGEDRIGHT, None)
-
-    m = re.search ('relative\s*([-0-9])', key)
-    if m:
-       return ('relative', m.group (1))
+       if key == 'singleline' and value == None:
+               return (RAGGED_RIGHT, None)
 
-    m = re.match ('([0-9]+)pt', key)
-    if m:
-       return ('staffsize', m.group (1))
-
-    if key == 'indent' or key == 'linewidth':
-       m = re.match ('([-.0-9]+)(cm|in|mm|pt|staffspace)', value)
+       m = re.search ('relative\s*([-0-9])', key)
        if m:
-           f = float (m.group (1))
-           return (key, '%f\\%s' % (f, m.group (2)))
-
-    return (None, None)
-
-def compose_ly (code, options, type):
-    option_dict = {}
+               return ('relative', m.group (1))
 
-    for i in options:
-       if string.find (i, '=') > 0:
-           (key, value) = re.split ('\s*=\s*', i)
-           option_dict[key] = value
-       else:
-           if i in no_options.keys ():
-               if no_options[i] in option_dict.keys ():
-                   del option_dict[no_options[i]]
-           else:
-               option_dict[i] = None
-
-    has_linewidth = option_dict.has_key (LINEWIDTH)
-    no_linewidth_value = 0
-
-    # If LINEWIDTH is used without parameter, set it to default.
-    if has_linewidth and option_dict[LINEWIDTH] == None:
-       no_linewidth_value = 1
-       del option_dict[LINEWIDTH]
-
-    for i in default_ly_options.keys ():
-       if i not in option_dict.keys ():
-           option_dict[i] = default_ly_options[i]
-
-    if not has_linewidth:
-       if type == 'lilypond' or FRAGMENT in option_dict.keys ():
-           option_dict[RAGGEDRIGHT] = None
-
-       if type == 'lilypond':
-           if LINEWIDTH in option_dict.keys ():
-               del option_dict[LINEWIDTH]
-       else:
-           if RAGGEDRIGHT in option_dict.keys ():
-               if LINEWIDTH in option_dict.keys ():
-                   del option_dict[LINEWIDTH]
-
-       if QUOTE in option_dict.keys () or type == 'lilypond':
-           if LINEWIDTH in option_dict.keys ():
-               del option_dict[LINEWIDTH]
+       m = re.match ('([0-9]+)pt', key)
+       if m:
+               return ('staffsize', m.group (1))
 
-    if not INDENT in option_dict.keys ():
-       option_dict[INDENT] = '0\\mm'
+       if key == 'indent' or key == 'line-width':
+               m = re.match ('([-.0-9]+)(cm|in|mm|pt|staffspace)', value)
+               if m:
+                       f = float (m.group (1))
+                       return (key, '%f\\%s' % (f, m.group (2)))
 
-    # The QUOTE pattern from ly_options only emits the `linewidth' keyword.
-    if has_linewidth and QUOTE in option_dict.keys ():
-       if no_linewidth_value:
-           del option_dict[LINEWIDTH]
-       else:
-           del option_dict[QUOTE]
-
-    if FRAGMENT in option_dict.keys ():
-       body = FRAGMENT_LY
-    else:
-       body = FULL_LY
-
-    # Defaults.
-    relative = 1
-    override = {}
-    # The original concept of the `exampleindent' option is broken.
-    # It is not possible to get a sane value for @exampleindent at all
-    # without processing the document itself.  Saying
-    #
-    #   @exampleindent 0
-    #   @example
-    #   ...
-    #   @end example
-    #   @exampleindent 5
-    #
-    # causes ugly results with the DVI backend of texinfo since the
-    # default value for @exampleindent isn't 5em but 0.4in (or a smaller
-    # value).  Executing the above code changes the environment
-    # indentation to an unknown value because we don't know the amount
-    # of 1em in advance since it is font-dependent.  Modifying
-    # @exampleindent in the middle of a document is simply not
-    # supported within texinfo.
-    #
-    # As a consequence, the only function of @exampleindent is now to
-    # specify the amount of indentation for the `quote' option.
-    #
-    # To set @exampleindent locally to zero, we use the @format
-    # environment for non-quoted snippets.
-    override[EXAMPLEINDENT] = r'0.4\in'
-    override[LINEWIDTH] = texinfo_linewidths['@smallbook']
-    override.update (default_ly_options)
-
-    option_list = []
-    for (key, value) in option_dict.items ():
-       if value == None:
-           option_list.append (key)
-       else:
-           option_list.append (key + '=' + value)
-    option_string = string.join (option_list, ',')
-
-    compose_dict = {}
-    compose_types = [NOTES, PREAMBLE, LAYOUT, PAPER]
-    for a in compose_types:
-       compose_dict[a] = []
-
-    for (key, value) in option_dict.items():
-       (c_key, c_value) = classic_lilypond_book_compatibility (key, value)
-       if c_key:
-           if c_value:
-               ly.warning \
-                 (_ ("deprecated ly-option used: %s=%s" % (key, value)))
-               ly.warning \
-                 (_ ("compatibility mode translation: %s=%s" \
-                   % (c_key, c_value)))
-           else:
-               ly.warning \
-                 (_ ("deprecated ly-option used: %s" % key))
-               ly.warning \
-                 (_ ("compatibility mode translation: %s" % c_key))
-
-           (key, value) = (c_key, c_value)
-
-       if value:
-           override[key] = value
-       else:
-           if not override.has_key (key):
-               override[key] = None
-
-       found = 0
-       for type in compose_types:
-           if ly_options[type].has_key (key):
-               compose_dict[type].append (ly_options[type][key])
-               found = 1
-               break
-
-       if not found and key not in simple_options:
-           ly.warning (_ ("ignoring unknown ly option: %s") % i)
-
-    # URGS
-    if RELATIVE in override.keys () and override[RELATIVE]:
-       relative = string.atoi (override[RELATIVE])
-
-!    relative_quotes = ''
-
-    # 1 = central C
-    if relative < 0:
-       relative_quotes += ',' * (-relative)
-    elif relative > 0:
-       relative_quotes += "'" * relative
-
-    program_name = __main__.program_name
-
-    paper_string = string.join (compose_dict[PAPER], '\n  ') % override
-    layout_string = string.join (compose_dict[LAYOUT], '\n  ') % override
-    notes_string = string.join (compose_dict[NOTES], '\n  ') % vars ()
-    preamble_string = string.join (compose_dict[PREAMBLE], '\n  ') % override
-
-    return (PREAMBLE_LY + body) % vars ()
-
-# BARF
-# Use lilypond for latex (.lytex) books,
-# and lilypond --preview for html, texinfo books?
-def to_eps (file):
-    cmd = r'latex "\nonstopmode \input %s"' % file
-    # Ugh.  (La)TeX writes progress and error messages on stdout.
-    # Redirect to stderr.
-    cmd = '(( %s >&2 ) >&- )' % cmd
-    ly.system (cmd)
-    ly.system (
-      'dvips -Ppdf -u+ec-mftrace.map -u+lilypond.map -E -o %s.eps %s'
-       % (file, file))
-
-    # Check if it really is EPS.
-    # Otherwise music glyphs disappear from 2nd and following pages.
-
-    # TODO: Should run dvips -pp -E per page, then we get proper
-    #       cropping as well.
-
-    f = open ('%s.eps' % file)
-    for x in range (0, 10):
-       if re.search ('^%%Pages: ', f.readline ()):
-           # Make non-EPS.
-           ly.system (
-             'dvips -Ppdf -u+ec-mftrace.map -u+lilypond.map -o %s.eps %s' \
-               % (file, file))
-           break
+       return (None, None)
 
 def find_file (name):
-    for i in include_path:
-       full = os.path.join (i, name)
-       if os.path.exists (full):
-           return full
-    ly.error (_ ("file not found: %s") % name + '\n')
-    ly.exit (1)
-    return ''
+       for i in global_options.include_path:
+               full = os.path.join (i, name)
+               if os.path.exists (full):
+                       return full
+               
+       error (_ ("file not found: %s") % name + '\n')
+       exit (1)
+       return ''
 
 def verbatim_html (s):
-    return re.sub ('>', '&gt;',
-                  re.sub ('<', '&lt;',
-                          re.sub ('&', '&amp;', s)))
-
-def verbatim_texinfo (s):
-    return re.sub ('{', '@{',
-                  re.sub ('}', '@}',
-                          re.sub ('@', '@@', s)))
+       return re.sub ('>', '&gt;',
+                      re.sub ('<', '&lt;',
+                              re.sub ('&', '&amp;', s)))
 
 def split_options (option_string):
-    return re.split (format_res[format]['option_sep'], option_string)
+       if option_string:
+               if global_options.format == HTML:
+                       options = re.findall('[\w\.-:]+(?:\s*=\s*(?:"[^"]*"|\'[^\']*\'|\S+))?',option_string)
+                       for i in range(len(options)):
+                               options[i] = re.sub('^([^=]+=\s*)(?P<q>["\'])(.*)(?P=q)','\g<1>\g<3>',options[i])
+                       return options
+               else:
+                       return re.split (format_res[global_options.format]['option_sep'],
+                                        option_string)
+       return []
+
+def set_default_options (source):
+       global default_ly_options
+       if not default_ly_options.has_key (LINE_WIDTH):
+               if global_options.format == LATEX:
+                       textwidth = get_latex_textwidth (source)
+                       default_ly_options[LINE_WIDTH] = \
+                         '''%.0f\\pt''' % textwidth
+               elif global_options.format == TEXINFO:
+                       for (k, v) in texinfo_line_widths.items ():
+                               # FIXME: @layout is usually not in
+                               # chunk #0:
+                               #
+                               #  \input texinfo @c -*-texinfo-*-
+                               #
+                               # Bluntly search first K items of
+                               # source.
+                               # s = chunks[0].replacement_text ()
+                               if re.search (k, source[:1024]):
+                                       default_ly_options[LINE_WIDTH] = v
+                                       break
 
 class Chunk:
-    def replacement_text (self):
-       return ''
+       def replacement_text (self):
+               return ''
 
-    def filter_text (self):
-       return self.replacement_text ()
+       def filter_text (self):
+               return self.replacement_text ()
 
-    def ly_is_outdated (self):
-       return 0
+       def ly_is_outdated (self):
+               return 0
 
-    def png_is_outdated (self):
-       return 0
+       def png_is_outdated (self):
+               return 0
 
+       def is_plain (self):
+               return False
+       
 class Substring (Chunk):
-    def __init__ (self, source, start, end):
-       self.source = source
-       self.start = start
-       self.end = end
-
-    def replacement_text (self):
-       return self.source[self.start:self.end]
+       def __init__ (self, source, start, end, line_number):
+               self.source = source
+               self.start = start
+               self.end = end
+               self.line_number = line_number
+               self.override_text = None
+               
+       def is_plain (self):
+               return True
+
+       def replacement_text (self):
+               if self.override_text:
+                       return self.override_text
+               else:
+                       return self.source[self.start:self.end]
 
 class Snippet (Chunk):
-    def __init__ (self, type, match, format):
-       self.type = type
-       self.match = match
-       self.hash = 0
-       self.options = []
-       self.format = format
+       def __init__ (self, type, match, format, line_number):
+               self.type = type
+               self.match = match
+               self.hash = 0
+               self.option_dict = {}
+               self.format = format
+               self.line_number = line_number
 
-    def replacement_text (self):
-       return self.match.group ('match')
+       def replacement_text (self):
+               return self.match.group ('match')
 
-    def substring (self, s):
-       return self.match.group (s)
+       def substring (self, s):
+               return self.match.group (s)
 
-    def __repr__ (self):
-       return `self.__class__` + ' type = ' + self.type
+       def __repr__ (self):
+               return `self.__class__` + ' type = ' + self.type
 
 class Include_snippet (Snippet):
-    def processed_filename (self):
-       f = self.substring ('filename')
-       return os.path.splitext (f)[0] + format2ext[format]
+       def processed_filename (self):
+               f = self.substring ('filename')
+               return os.path.splitext (f)[0] + format2ext[global_options.format]
 
-    def replacement_text (self):
-       s = self.match.group ('match')
-       f = self.substring ('filename')
-       return re.sub (f, self.processed_filename (), s)
+       def replacement_text (self):
+               s = self.match.group ('match')
+               f = self.substring ('filename')
 
-class Lilypond_snippet (Snippet):
-    def __init__ (self, type, match, format):
-       Snippet.__init__ (self, type, match, format)
-       os = match.group ('options')
-       if os:
-           self.options = split_options (os)
-
-    def ly (self):
-       return self.substring ('code')
-
-    def full_ly (self):
-       s = self.ly ()
-       if s:
-           return compose_ly (s, self.options, self.type)
-       return ''
+               return re.sub (f, self.processed_filename (), s)
 
-    # TODO: Use md5?
-    def get_hash (self):
-       if not self.hash:
-           self.hash = abs (hash (self.full_ly ()))
-       return self.hash
-
-    def basename (self):
-       if use_hash_p:
-           return 'lily-%d' % self.get_hash ()
-       raise 'to be done'
-
-    def write_ly (self):
-       outf = open (self.basename () + '.ly', 'w')
-       outf.write (self.full_ly ())
-
-       open (self.basename () + '.txt', 'w').write ('image of music')
-
-    def ly_is_outdated (self):
-       base = self.basename ()
-
-       tex_file = '%s.tex' % base
-       ly_file = '%s.ly' % base
-       ok = os.path.exists (ly_file) \
-            and os.path.exists (tex_file) \
-            and os.stat (tex_file)[stat.ST_SIZE] \
-            and open (tex_file).readlines ()[-1][1:-1] == 'lilypondend'
-
-       if ok and (use_hash_p or self.ly () == open (ly_file).read ()):
-           # TODO: Do something smart with target formats,
-           #       (ps, png), and m/ctimes.
-           return None
-       return self
-
-    def png_is_outdated (self):
-       base = self.basename ()
-       ok = self.ly_is_outdated ()
-       if format == HTML or format == TEXINFO:
-           ok = ok and (os.path.exists (base + '.png')
-                        or glob.glob (base + '-page*.png'))
-       return not ok
-
-    def filter_text (self):
-       code = self.substring ('code')
-       s = run_filter (code)
-       d = {
-           'code': s,
-           'options': self.match.group ('options')
-       }
-       # TODO
-       return output[self.format][FILTER] % d
-
-    def replacement_text (self):
-       func = Lilypond_snippet.__dict__['output_' + self.format]
-       return func (self)
-
-    def get_images (self):
-       base = self.basename ()
-       # URGUGHUGHUGUGH
-       single = '%(base)s.png' % vars ()
-       multiple = '%(base)s-page1.png' % vars ()
-       images = (single,)
-       if os.path.exists (multiple) \
-          and (not os.path.exists (single) \
-               or (os.stat (multiple)[stat.ST_MTIME] \
-                   > os.stat (single)[stat.ST_MTIME])):
-           images = glob.glob ('%(base)s-page*.png' % vars ())
-       return images
-
-    def output_html (self):
-       str = ''
-       base = self.basename ()
-       if format == HTML:
-           str += self.output_print_filename (HTML)
-           if VERBATIM in self.options:
-               verb = verbatim_html (self.substring ('code'))
-               str += write (output[HTML][VERBATIM] % vars ())
-           if QUOTE in self.options:
-               str = output[HTML][QUOTE] % vars ()
-
-       str += output[HTML][BEFORE] % vars ()
-       for image in self.get_images ():
-           (base, ext) = os.path.splitext (image)
-           str += output[HTML][OUTPUT] % vars ()
-       str += output[HTML][AFTER] % vars ()
-       return str
-
-    def output_info (self):
-       str = self.output_print_filename (HTML)
-       for image in self.get_images ():
-           (base, ext) = os.path.splitext (image)
-
-           # URG, makeinfo implicitly prepends dot to extension.
-           # Specifying no extension is most robust.
-           ext = ''
-           str += output[TEXINFO][OUTPUT] % vars ()
-       return str
-
-    def output_latex (self):
-       str = ''
-       base = self.basename ()
-       if format == LATEX:
-           str += self.output_print_filename (LATEX)
-           if VERBATIM in self.options:
-               verb = self.substring ('code')
-               str += (output[LATEX][VERBATIM] % vars ())
-           if QUOTE in self.options:
-               str = output[LATEX][QUOTE] % vars ()
-
-       str += (output[LATEX][OUTPUT] % vars ())
-       return str
-
-    def output_print_filename (self, format):
-       str = ''
-       if PRINTFILENAME in self.options:
-           base = self.basename ()
-           filename = self.substring ('filename')
-           str = output[format][PRINTFILENAME] % vars ()
-       return str
-
-    def output_texinfo (self):
-       str = ''
-       if self.output_print_filename (TEXINFO):
-           str += ('@html\n'
-                   + self.output_print_filename (HTML)
-                   + '\n@end html\n')
-           str += ('@tex\n'
-                   + self.output_print_filename (LATEX)
-                   + '\n@end tex\n')
-       base = self.basename ()
-       if TEXIDOC in self.options:
-           texidoc = base + '.texidoc'
-           if os.path.exists (texidoc):
-               str += '@include %(texidoc)s\n\n' % vars ()
-
-       if VERBATIM in self.options:
-           verb = verbatim_texinfo (self.substring ('code'))
-           str += (output[TEXINFO][VERBATIM] % vars ())
-           if not QUOTE in self.options:
-               str = output[TEXINFO][NOQUOTE] % vars()
-
-       str += ('@ifinfo\n' + self.output_info () + '\n@end ifinfo\n')
-       str += ('@tex\n' + self.output_latex () + '\n@end tex\n')
-       str += ('@html\n' + self.output_html () + '\n@end html\n')
-
-       if QUOTE in self.options:
-           str = output[TEXINFO][QUOTE] % vars ()
-
-       # need par after image
-       str += '\n'
-
-       return str
+class Lilypond_snippet (Snippet):
+       def __init__ (self, type, match, format, line_number):
+               Snippet.__init__ (self, type, match, format, line_number)
+               os = match.group ('options')
+               self.do_options (os, self.type)
+
+       def ly (self):
+               return self.substring ('code')
+
+       def full_ly (self):
+               s = self.ly ()
+               if s:
+                       return self.compose_ly (s)
+               return ''
+
+       def do_options (self, option_string, type):
+               self.option_dict = {}
+
+               options = split_options (option_string)
+
+               for i in options:
+                       if string.find (i, '=') > 0:
+                               (key, value) = re.split ('\s*=\s*', i)
+                               self.option_dict[key] = value
+                       else:
+                               if i in no_options.keys ():
+                                       if no_options[i] in self.option_dict.keys ():
+                                               del self.option_dict[no_options[i]]
+                               else:
+                                       self.option_dict[i] = None
+
+               has_line_width = self.option_dict.has_key (LINE_WIDTH)
+               no_line_width_value = 0
+
+               # If LINE_WIDTH is used without parameter, set it to default.
+               if has_line_width and self.option_dict[LINE_WIDTH] == None:
+                       no_line_width_value = 1
+                       del self.option_dict[LINE_WIDTH]
+
+               for i in default_ly_options.keys ():
+                       if i not in self.option_dict.keys ():
+                               self.option_dict[i] = default_ly_options[i]
+
+               if not has_line_width:
+                       if type == 'lilypond' or FRAGMENT in self.option_dict.keys ():
+                               self.option_dict[RAGGED_RIGHT] = None
+
+                       if type == 'lilypond':
+                               if LINE_WIDTH in self.option_dict.keys ():
+                                       del self.option_dict[LINE_WIDTH]
+                       else:
+                               if RAGGED_RIGHT in self.option_dict.keys ():
+                                       if LINE_WIDTH in self.option_dict.keys ():
+                                               del self.option_dict[LINE_WIDTH]
+
+                       if QUOTE in self.option_dict.keys () or type == 'lilypond':
+                               if LINE_WIDTH in self.option_dict.keys ():
+                                       del self.option_dict[LINE_WIDTH]
+
+               if not INDENT in self.option_dict.keys ():
+                       self.option_dict[INDENT] = '0\\mm'
+
+               # The QUOTE pattern from ly_options only emits the `line-width'
+               # keyword.
+               if has_line_width and QUOTE in self.option_dict.keys ():
+                       if no_line_width_value:
+                               del self.option_dict[LINE_WIDTH]
+                       else:
+                               del self.option_dict[QUOTE]
+
+       def compose_ly (self, code):
+               if FRAGMENT in self.option_dict.keys ():
+                       body = FRAGMENT_LY
+               else:
+                       body = FULL_LY
+
+               # Defaults.
+               relative = 1
+               override = {}
+               # The original concept of the `exampleindent' option is broken.
+               # It is not possible to get a sane value for @exampleindent at all
+               # without processing the document itself.  Saying
+               #
+               #   @exampleindent 0
+               #   @example
+               #   ...
+               #   @end example
+               #   @exampleindent 5
+               #
+               # causes ugly results with the DVI backend of texinfo since the
+               # default value for @exampleindent isn't 5em but 0.4in (or a smaller
+               # value).  Executing the above code changes the environment
+               # indentation to an unknown value because we don't know the amount
+               # of 1em in advance since it is font-dependent.  Modifying
+               # @exampleindent in the middle of a document is simply not
+               # supported within texinfo.
+               #
+               # As a consequence, the only function of @exampleindent is now to
+               # specify the amount of indentation for the `quote' option.
+               #
+               # To set @exampleindent locally to zero, we use the @format
+               # environment for non-quoted snippets.
+               override[EXAMPLEINDENT] = r'0.4\in'
+               override[LINE_WIDTH] = texinfo_line_widths['@smallbook']
+               override.update (default_ly_options)
+
+               option_list = []
+               for (key, value) in self.option_dict.items ():
+                       if value == None:
+                               option_list.append (key)
+                       else:
+                               option_list.append (key + '=' + value)
+               option_string = string.join (option_list, ',')
+
+               compose_dict = {}
+               compose_types = [NOTES, PREAMBLE, LAYOUT, PAPER]
+               for a in compose_types:
+                       compose_dict[a] = []
+
+               for (key, value) in self.option_dict.items ():
+                       (c_key, c_value) = \
+                         classic_lilypond_book_compatibility (key, value)
+                       if c_key:
+                               if c_value:
+                                       warning \
+                                         (_ ("deprecated ly-option used: %s=%s" \
+                                           % (key, value)))
+                                       warning \
+                                         (_ ("compatibility mode translation: %s=%s" \
+                                           % (c_key, c_value)))
+                               else:
+                                       warning \
+                                         (_ ("deprecated ly-option used: %s" \
+                                           % key))
+                                       warning \
+                                         (_ ("compatibility mode translation: %s" \
+                                           % c_key))
+
+                               (key, value) = (c_key, c_value)
+
+                       if value:
+                               override[key] = value
+                       else:
+                               if not override.has_key (key):
+                                       override[key] = None
+
+                       found = 0
+                       for type in compose_types:
+                               if ly_options[type].has_key (key):
+                                       compose_dict[type].append (ly_options[type][key])
+                                       found = 1
+                                       break
+
+                       if not found and key not in simple_options:
+                               warning (_ ("ignoring unknown ly option: %s") % key)
+
+               # URGS
+               if RELATIVE in override.keys () and override[RELATIVE]:
+                       relative = int (override[RELATIVE])
+
+               relative_quotes = ''
+
+               # 1 = central C
+               if relative < 0:
+                       relative_quotes += ',' * (- relative)
+               elif relative > 0:
+                       relative_quotes += "'" * relative
+
+               paper_string = string.join (compose_dict[PAPER],
+                                           '\n  ') % override
+               layout_string = string.join (compose_dict[LAYOUT],
+                                            '\n  ') % override
+               notes_string = string.join (compose_dict[NOTES],
+                                           '\n  ') % vars ()
+               preamble_string = string.join (compose_dict[PREAMBLE],
+                                              '\n  ') % override
+               
+               font_dump_setting = ''
+               if FONTLOAD in self.option_dict:
+                       font_dump_setting = '#(define-public force-eps-font-include #t)\n'
+
+               d = globals().copy()
+               d.update (locals())
+               return (PREAMBLE_LY + body) % d
+
+       # TODO: Use md5?
+       def get_hash (self):
+               if not self.hash:
+                       self.hash = abs (hash (self.full_ly ()))
+               return self.hash
+
+       def basename (self):
+               if FILENAME in self.option_dict:
+                       return self.option_dict[FILENAME]
+               if global_options.use_hash:
+                       return 'lily-%d' % self.get_hash ()
+               raise 'to be done'
+
+       def write_ly (self):
+               outf = open (self.basename () + '.ly', 'w')
+               outf.write (self.full_ly ())
+
+               open (self.basename () + '.txt', 'w').write ('image of music')
+
+       def ly_is_outdated (self):
+               base = self.basename ()
+
+               tex_file = '%s.tex' % base
+               eps_file = '%s.eps' % base
+               system_file = '%s-systems.tex' % base
+               ly_file = '%s.ly' % base
+               ok = os.path.exists (ly_file) \
+                    and os.path.exists (system_file)\
+                    and os.stat (system_file)[stat.ST_SIZE] \
+                    and re.match ('% eof', open (system_file).readlines ()[-1])
+               if ok and (not global_options.use_hash or FILENAME in self.option_dict):
+                       ok = (self.full_ly () == open (ly_file).read ())
+               if ok:
+                       # TODO: Do something smart with target formats
+                       #       (ps, png) and m/ctimes.
+                       return None
+               return self
+
+       def png_is_outdated (self):
+               base = self.basename ()
+               ok = self.ly_is_outdated ()
+               if global_options.format in (HTML, TEXINFO):
+                       ok = ok and os.path.exists (base + '.eps')
+
+                       page_count = 0
+                       if ok:
+                               page_count = ly.ps_page_count (base + '.eps')
+                       
+                       if page_count == 1:
+                               ok = ok and os.path.exists (base + '.png')
+                       elif page_count > 1:
+                               for a in range (1, page_count + 1):
+                                               ok = ok and os.path.exists (base + '-page%d.png' % a)
+                               
+               return not ok
+       
+       def texstr_is_outdated (self):
+               if backend == 'ps':
+                       return 0
+
+               base = self.basename ()
+               ok = self.ly_is_outdated ()
+               ok = ok and (os.path.exists (base + '.texstr'))
+               return not ok
+
+       def filter_text (self):
+               code = self.substring ('code')
+               s = run_filter (code)
+               d = {
+                       'code': s,
+                       'options': self.match.group ('options')
+               }
+               # TODO
+               return output[self.format][FILTER] % d
+
+       def replacement_text (self):
+               func = Lilypond_snippet.__dict__['output_' + self.format]
+               return func (self)
+
+       def get_images (self):
+               base = self.basename ()
+               # URGUGHUGHUGUGH
+               single = '%(base)s.png' % vars ()
+               multiple = '%(base)s-page1.png' % vars ()
+               images = (single,)
+               if os.path.exists (multiple) \
+                  and (not os.path.exists (single) \
+                       or (os.stat (multiple)[stat.ST_MTIME] \
+                           > os.stat (single)[stat.ST_MTIME])):
+                       count = ly.ps_page_count ('%(base)s.eps' % vars ())
+                       images = ['%s-page%d.png' % (base, a) for a in range (1, count+1)]
+                       images = tuple (images)
+               return images
+
+       def output_html (self):
+               str = ''
+               base = self.basename ()
+               if global_options.format == HTML:
+                       str += self.output_print_filename (HTML)
+                       if VERBATIM in self.option_dict:
+                               verb = verbatim_html (self.substring ('code'))
+                               str += output[HTML][VERBATIM] % vars ()
+                       if QUOTE in self.option_dict:
+                               str = output[HTML][QUOTE] % vars ()
+
+               str += output[HTML][BEFORE] % vars ()
+               for image in self.get_images ():
+                       (base, ext) = os.path.splitext (image)
+                       alt = self.option_dict[ALT]
+                       str += output[HTML][OUTPUT] % vars ()
+               str += output[HTML][AFTER] % vars ()
+               return str
+
+       def output_info (self):
+               str = ''
+               for image in self.get_images ():
+                       (base, ext) = os.path.splitext (image)
+
+                       # URG, makeinfo implicitly prepends dot to extension.
+                       # Specifying no extension is most robust.
+                       ext = ''
+                       alt = self.option_dict[ALT]
+                       str += output[TEXINFO][OUTPUTIMAGE] % vars ()
+
+               base = self.basename ()
+               str += output[global_options.format][OUTPUT] % vars ()
+               return str
+
+       def output_latex (self):
+               str = ''
+               base = self.basename ()
+               if global_options.format == LATEX:
+                       str += self.output_print_filename (LATEX)
+                       if VERBATIM in self.option_dict:
+                               verb = self.substring ('code')
+                               str += (output[LATEX][VERBATIM] % vars ())
+               
+               str += (output[LATEX][OUTPUT] % vars ())
+
+               ## todo: maintain breaks
+               if 0:
+                       breaks = self.ly ().count ("\n")
+                       str += "".ljust (breaks, "\n").replace ("\n","%\n")
+               
+               if QUOTE in self.option_dict:
+                       str = output[LATEX][QUOTE] % vars ()
+               return str
+
+       def output_print_filename (self, format):
+               str = ''
+               if PRINTFILENAME in self.option_dict:
+                       base = self.basename ()
+                       filename = self.substring ('filename')
+                       str = output[global_options.format][PRINTFILENAME] % vars ()
+
+               return str
+
+       def output_texinfo (self):
+               str = ''
+               if self.output_print_filename (TEXINFO):
+                       str += ('@html\n'
+                               + self.output_print_filename (HTML)
+                               + '\n@end html\n')
+                       str += ('@tex\n'
+                               + self.output_print_filename (LATEX)
+                               + '\n@end tex\n')
+               base = self.basename ()
+               if TEXIDOC in self.option_dict:
+                       texidoc = base + '.texidoc'
+                       if os.path.exists (texidoc):
+                               str += '@include %(texidoc)s\n\n' % vars ()
+
+               if VERBATIM in self.option_dict:
+                       verb = self.substring ('code')
+                       str += (output[TEXINFO][VERBATIM] % vars ())
+                       if not QUOTE in self.option_dict:
+                               str = output[TEXINFO][NOQUOTE] % vars ()
+
+               str += self.output_info ()
+
+#              str += ('@ifinfo\n' + self.output_info () + '\n@end ifinfo\n')
+#              str += ('@tex\n' + self.output_latex () + '\n@end tex\n')
+#              str += ('@html\n' + self.output_html () + '\n@end html\n')
+
+               if QUOTE in self.option_dict:
+                       str = output[TEXINFO][QUOTE] % vars ()
+
+               # need par after image
+               str += '\n'
+
+               return str
 
 class Lilypond_file_snippet (Lilypond_snippet):
-    def ly (self):
-       name = self.substring ('filename')
-       return '\\renameinput \"%s\"\n%s' \
-              % (name, open (find_file (name)).read ())
+       def ly (self):
+               name = self.substring ('filename')
+               return '\\sourcefilename \"%s\"\n%s' \
+                        % (name, open (find_file (name)).read ())
 
 snippet_type_to_class = {
-    'lilypond_file': Lilypond_file_snippet,
-    'lilypond_block': Lilypond_snippet,
-    'lilypond': Lilypond_snippet,
-    'include': Include_snippet,
+       'lilypond_file': Lilypond_file_snippet,
+       'lilypond_block': Lilypond_snippet,
+       'lilypond': Lilypond_snippet,
+       'include': Include_snippet,
 }
 
-def find_toplevel_snippets (s, types):
-    res = {}
-    for i in types:
-       res[i] = ly.re.compile (snippet_res[format][i])
-
-    snippets = []
-    index = 0
-    ## found = dict (map (lambda x: (x, None), types))
-    ## urg python2.1
-    found = {}
-    map (lambda x, f = found: f.setdefault (x, None),
-        types)
-
-    # We want to search for multiple regexes, without searching
-    # the string multiple times for one regex.
-    # Hence, we use earlier results to limit the string portion
-    # where we search.
-    # Since every part of the string is traversed at most once for
-    # every type of snippet, this is linear.
-
-    while 1:
-       first = None
-       endex = 1 << 30
-       for type in types:
-           if not found[type] or found[type][0] < index:
-               found[type] = None
-               m = res[type].search (s[index:endex])
-               if not m:
-                   continue
-
-               cl = Snippet
-               if snippet_type_to_class.has_key (type):
-                   cl = snippet_type_to_class[type]
-               snip = cl (type, m, format)
-               start = index + m.start ('match')
-               found[type] = (start, snip)
-
-           if found[type] \
-              and (not first \
-                   or found[type][0] < found[first][0]):
-               first = type
-
-               # FIXME.
-
-               # Limiting the search space is a cute idea, but this
-               # *requires* to search for possible containing blocks
-               # first, at least as long as we do not search for the
-               # start of blocks, but always/directly for the entire
-               # @block ... @end block.
-
-               endex = found[first][0]
-
-       if not first:
-           snippets.append (Substring (s, index, len (s)))
-           break
-
-       (start, snip) = found[first]
-       snippets.append (Substring (s, index, start))
-       snippets.append (snip)
-       found[first] = None
-       index = start + len (snip.match.group ('match'))
-
-    return snippets
+def find_linestarts (s):
+       nls = [0]
+       start = 0
+       end = len (s)
+       while 1:
+               i = s.find ('\n', start)
+               if i < 0:
+                       break
 
-def filter_pipe (input, cmd):
-    if verbose_p:
-       ly.progress (_ ("Opening filter `%s'") % cmd)
+               i = i + 1
+               nls.append (i)
+               start = i
 
-    (stdin, stdout, stderr) = os.popen3 (cmd)
-    stdin.write (input)
-    status = stdin.close ()
+       nls.append (len (s))
+       return nls
 
-    if not status:
-       status = 0
-       output = stdout.read ()
-       status = stdout.close ()
-       error = stderr.read ()
+def find_toplevel_snippets (s, types):
+       res = {}
+       for i in types:
+               res[i] = ly.re.compile (snippet_res[global_options.format][i])
+
+       snippets = []
+       index = 0
+       ## found = dict (map (lambda x: (x, None),
+       ##                    types))
+       ## urg python2.1
+       found = {}
+       map (lambda x, f = found: f.setdefault (x, None),
+            types)
+
+       line_starts = find_linestarts (s)
+       line_start_idx = 0
+       # We want to search for multiple regexes, without searching
+       # the string multiple times for one regex.
+       # Hence, we use earlier results to limit the string portion
+       # where we search.
+       # Since every part of the string is traversed at most once for
+       # every type of snippet, this is linear.
+
+       while 1:
+               first = None
+               endex = 1 << 30
+               for type in types:
+                       if not found[type] or found[type][0] < index:
+                               found[type] = None
+                               
+                               m = res[type].search (s[index:endex])
+                               if not m:
+                                       continue
+
+                               cl = Snippet
+                               if snippet_type_to_class.has_key (type):
+                                       cl = snippet_type_to_class[type]
+
+
+                               start = index + m.start ('match')
+                               line_number = line_start_idx
+                               while (line_starts[line_number] < start):
+                                       line_number += 1
+
+                               line_number += 1
+                               snip = cl (type, m, global_options.format, line_number)
+
+                               found[type] = (start, snip)
+
+                       if found[type] \
+                          and (not first \
+                               or found[type][0] < found[first][0]):
+                               first = type
+
+                               # FIXME.
+
+                               # Limiting the search space is a cute
+                               # idea, but this *requires* to search
+                               # for possible containing blocks
+                               # first, at least as long as we do not
+                               # search for the start of blocks, but
+                               # always/directly for the entire
+                               # @block ... @end block.
+
+                               endex = found[first][0]
+
+               if not first:
+                       snippets.append (Substring (s, index, len (s), line_start_idx))
+                       break
 
-    if not status:
-       status = 0
-    signal = 0x0f & status
-    if status or (not output and error):
-       exit_status = status >> 8
-       ly.error (_ ("`%s' failed (%d)") % (cmd, exit_status))
-       ly.error (_ ("The error log is as follows:"))
-       sys.stderr.write (error)
-       sys.stderr.write (stderr.read ())
-       ly.exit (status)
+               while (start > line_starts[line_start_idx+1]):
+                       line_start_idx += 1
 
-    if verbose_p:
-       ly.progress ('\n')
+               (start, snip) = found[first]
+               snippets.append (Substring (s, index, start, line_start_idx + 1))
+               snippets.append (snip)
+               found[first] = None
+               index = start + len (snip.match.group ('match'))
 
-    return output
+       return snippets
+
+def filter_pipe (input, cmd):
+       if global_options.verbose:
+               progress (_ ("Opening filter `%s'") % cmd)
+
+       (stdin, stdout, stderr) = os.popen3 (cmd)
+       stdin.write (input)
+       status = stdin.close ()
+
+       if not status:
+               status = 0
+               output = stdout.read ()
+               status = stdout.close ()
+               error = stderr.read ()
+
+       if not status:
+               status = 0
+       signal = 0x0f & status
+       if status or (not output and error):
+               exit_status = status >> 8
+               error (_ ("`%s' failed (%d)") % (cmd, exit_status))
+               error (_ ("The error log is as follows:"))
+               sys.stderr.write (error)
+               sys.stderr.write (stderr.read ())
+               exit (status)
+
+       if global_options.verbose:
+               progress ('\n')
+
+       return output
 
 def run_filter (s):
-    return filter_pipe (s, filter_cmd)
+       return filter_pipe (s, global_options.filter_cmd)
 
 def is_derived_class (cl, baseclass):
-    if cl == baseclass:
-       return 1
-    for b in cl.__bases__:
-       if is_derived_class (b, baseclass):
-           return 1
-    return 0
-
-def process_snippets (cmd, ly_snippets, png_snippets):
-    ly_names = filter (lambda x: x,
-                      map (Lilypond_snippet.basename, ly_snippets))
-    png_names = filter (lambda x: x,
-                       map (Lilypond_snippet.basename, png_snippets))
-
-    status = 0
-    if ly_names:
-       status = ly.system (string.join ([cmd] + ly_names),
-                           ignore_error = 1, progress_p = 1)
-
-    if status:
-       ly.error ('Process %s exited unsuccessfully.' % cmd)
-       raise Compile_error
-
-    if format == HTML or format == TEXINFO:
-       for i in png_names:
-           if not os.path.exists (i + '.eps') \
-              and os.path.exists (i + '.tex'):
-               to_eps (i)
-               ly.make_ps_images (i + '.eps', resolution = 110)
-
-#           elif os.path.exists (i + '.ps'):
-#               ly.make_ps_images (i + '.ps', resolution = 110)
-
-LATEX_DOCUMENT = r'''
+       if cl == baseclass:
+               return 1
+       for b in cl.__bases__:
+               if is_derived_class (b, baseclass):
+                       return 1
+       return 0
+
+def process_snippets (cmd, ly_snippets, texstr_snippets, png_snippets):
+       ly_names = filter (lambda x: x,
+                          map (Lilypond_snippet.basename, ly_snippets))
+       texstr_names = filter (lambda x: x,
+                          map (Lilypond_snippet.basename, texstr_snippets))
+       png_names = filter (lambda x: x,
+                           map (Lilypond_snippet.basename, png_snippets))
+
+       status = 0
+       def my_system (cmd):
+               status = ly.system (cmd,
+                                   ignore_error = 1, progress_p = 1)
+
+               if status:
+                       error ('Process %s exited unsuccessfully.' % cmd)
+                       raise Compile_error
+
+       # UGH
+       # the --process=CMD switch is a bad idea
+       # it is too generic for lilypond-book.
+       if texstr_names:
+               my_system (string.join ([cmd, '--backend texstr',
+                                        'snippet-map.ly'] + texstr_names))
+               for l in texstr_names:
+                       my_system ('latex %s.texstr' % l)
+
+       if ly_names:
+               my_system (string.join ([cmd, 'snippet-map.ly'] + ly_names))
+
+LATEX_INSPECTION_DOCUMENT = r'''
+\nonstopmode
 %(preamble)s
 \begin{document}
 \typeout{textwidth=\the\textwidth}
@@ -1147,259 +1395,351 @@ LATEX_DOCUMENT = r'''
 \end{document}
 '''
 
-# Need anything else besides text width?
+# Do we need anything else besides `textwidth'?
 def get_latex_textwidth (source):
-    m = re.search (r'''(?P<preamble>\\begin\s*{document})''', source)
-    preamble = source[:m.start (0)]
-    latex_document = LATEX_DOCUMENT % vars ()
-    parameter_string = filter_pipe (latex_document, latex_filter_cmd)
-
-    columns = 0
-    m = re.search ('columns=([0-9.]*)', parameter_string)
-    if m:
-       columns = string.atoi (m.group (1))
-
-    columnsep = 0
-    m = re.search ('columnsep=([0-9.]*)pt', parameter_string)
-    if m:
-       columnsep = string.atof (m.group (1))
-
-    textwidth = 0
-    m = re.search ('textwidth=([0-9.]*)pt', parameter_string)
-    if m:
-       textwidth = string.atof (m.group (1))
-       if columns:
-           textwidth = (textwidth - columnsep) / columns
-
-    return textwidth
+       m = re.search (r'''(?P<preamble>\\begin\s*{document})''', source)
+       preamble = source[:m.start (0)]
+       latex_document = LATEX_INSPECTION_DOCUMENT % vars ()
+       
+       (handle, tmpfile) = tempfile.mkstemp('.tex')
+       logfile = os.path.splitext (tmpfile)[0] + '.log'
+       open (tmpfile,'w').write (latex_document)
+       ly.system ('latex %s' % tmpfile)
+       parameter_string = open (logfile).read()
+       
+       os.unlink (tmpfile)
+       os.unlink (logfile)
+
+       columns = 0
+       m = re.search ('columns=([0-9.]*)', parameter_string)
+       if m:
+               columns = int (m.group (1))
+
+       columnsep = 0
+       m = re.search ('columnsep=([0-9.]*)pt', parameter_string)
+       if m:
+               columnsep = float (m.group (1))
+
+       textwidth = 0
+       m = re.search ('textwidth=([0-9.]*)pt', parameter_string)
+       if m:
+               textwidth = float (m.group (1))
+               if columns:
+                       textwidth = (textwidth - columnsep) / columns
+
+       return textwidth
+
+def modify_preamble (chunk):
+       str = chunk.replacement_text ()
+       if (re.search (r"\\begin *{document}", str)
+           and not re.search ("{graphic[sx]", str)):
+               str = re.sub (r"\\begin{document}",
+                             r"\\usepackage{graphics}" + '\n'
+                             + r"\\begin{document}",
+                             str)
+               chunk.override_text = str 
+               
+       
 
 ext2format = {
-    '.html': HTML,
-    '.itely': TEXINFO,
-    '.latex': LATEX,
-    '.lytex': LATEX,
-    '.tely': TEXINFO,
-    '.tex': LATEX,
-    '.texi': TEXINFO,
-    '.texinfo': TEXINFO,
-    '.xml': HTML,
+       '.html': HTML,
+       '.itely': TEXINFO,
+       '.latex': LATEX,
+       '.lytex': LATEX,
+       '.tely': TEXINFO,
+       '.tex': LATEX,
+       '.texi': TEXINFO,
+       '.texinfo': TEXINFO,
+       '.xml': HTML,
 }
 
 format2ext = {
-    HTML: '.html',
-    # TEXINFO: '.texinfo',
-    TEXINFO: '.texi',
-    LATEX: '.tex',
+       HTML: '.html',
+       # TEXINFO: '.texinfo',
+       TEXINFO: '.texi',
+       LATEX: '.tex',
 }
 
 class Compile_error:
-    pass
-
-def do_process_cmd (chunks):
-    ly_outdated = filter (lambda x: is_derived_class (x.__class__,
-                                                     Lilypond_snippet) \
-                                   and x.ly_is_outdated (),
+       pass
+
+def write_file_map (lys, name):
+       snippet_map = open ('snippet-map.ly', 'w')
+       snippet_map.write ("""
+#(define version-seen? #t)
+#(ly:add-file-name-alist '(
+""")
+       for ly in lys:
+               snippet_map.write ('("%s.ly" . "%s:%d (%s.ly)")\n'
+                                  % (ly.basename (),
+                                     name,
+                                     ly.line_number,
+                                     ly.basename ()))
+
+       snippet_map.write ('))\n')
+
+def do_process_cmd (chunks, input_name):
+       all_lys = filter (lambda x: is_derived_class (x.__class__,
+                                                     Lilypond_snippet),
                          chunks)
-    png_outdated = filter (lambda x: is_derived_class (x.__class__,
-                                                      Lilypond_snippet) \
-                                    and x.png_is_outdated (),
-                          chunks)
-
-    ly.progress (_ ("Writing snippets..."))
-    map (Lilypond_snippet.write_ly, ly_outdated)
-    ly.progress ('\n')
-
-    if ly_outdated:
-       ly.progress (_ ("Processing...\n"))
-       process_snippets (process_cmd, ly_outdated, png_outdated)
-    else:
-       ly.progress (_ ("All snippets are up to date..."))
-    ly.progress ('\n')
 
-def do_file (input_filename):
-    # Ugh.
-    global format
-    if not format:
+       write_file_map (all_lys, input_name)
+       ly_outdated = \
+         filter (lambda x: is_derived_class (x.__class__,
+                                             Lilypond_snippet)
+                           and x.ly_is_outdated (),
+                 chunks)
+       texstr_outdated = \
+         filter (lambda x: is_derived_class (x.__class__,
+                                             Lilypond_snippet)
+                           and x.texstr_is_outdated (),
+                 chunks)
+       png_outdated = \
+         filter (lambda x: is_derived_class (x.__class__,
+                                             Lilypond_snippet)
+                           and x.png_is_outdated (),
+                 chunks)
+
+       progress (_ ("Writing snippets..."))
+       map (Lilypond_snippet.write_ly, ly_outdated)
+       progress ('\n')
+
+       if ly_outdated:
+               progress (_ ("Processing..."))
+               progress ('\n')
+               process_snippets (global_options.process_cmd, ly_outdated, texstr_outdated, png_outdated)
+       else:
+               progress (_ ("All snippets are up to date..."))
+       progress ('\n')
+
+def guess_format (input_filename):
+       format = None
        e = os.path.splitext (input_filename)[1]
        if e in ext2format.keys ():
-           # FIXME
-           format = ext2format[e]
+               # FIXME
+               format = ext2format[e]
        else:
-           ly.error (_ ("cannot determine format for: %s" % input_filename))
-           ly.exit (1)
-
-    if not input_filename or input_filename == '-':
-       in_handle = sys.stdin
-       input_fullname = '<stdin>'
-    else:
-       if os.path.exists (input_filename):
-           input_fullname = input_filename
-       elif format == LATEX:
-           # urg python interface to libkpathsea?
-           input_fullname = ly.read_pipe ('kpsewhich ' + input_filename)[:-1]
+               error (_ ("can't determine format for: %s" \
+                            % input_filename))
+               exit (1)
+       return format
+
+def write_if_updated (file_name, lines):
+       try:
+               f = open (file_name)
+               oldstr = f.read ()
+               new_str = string.join (lines, '')
+               if oldstr == new_str:
+                       progress (_ ("%s is up to date.") % file_name)
+                       progress ('\n')
+                       return
+       except:
+               pass
+
+       progress (_ ("Writing `%s'...") % file_name)
+       open (file_name, 'w').writelines (lines)
+       progress ('\n')
+
+def note_input_file (name, inputs=[]):
+       ## hack: inputs is mutable!
+       inputs.append (name)
+       return inputs
+
+def do_file (input_filename):
+       # Ugh.
+       if not input_filename or input_filename == '-':
+               in_handle = sys.stdin
+               input_fullname = '<stdin>'
        else:
-           input_fullname = find_file (input_filename)
-       in_handle = open (input_fullname)
-
-    if input_filename == '-':
-       input_base = 'stdin'
-    else:
-       input_base = os.path.basename (os.path.splitext (input_filename)[0])
-
-    # Only default to stdout when filtering.
-    if output_name == '-' or (not output_name and filter_cmd):
-       output_filename = '-'
-       output_file = sys.stdout
-    else:
-       if not output_name:
-           output_filename = input_base + format2ext[format]
+               if os.path.exists (input_filename):
+                       input_fullname = input_filename
+               elif global_options.format == LATEX and ly.search_exe_path ('kpsewhich'): 
+                       input_fullname = os.read_pipe ('kpsewhich ' + input_filename).read()[:-1]
+               else:
+                       input_fullname = find_file (input_filename)
+
+               note_input_file (input_fullname)
+               in_handle = open (input_fullname)
+
+       if input_filename == '-':
+               input_base = 'stdin'
        else:
-           if not os.path.isdir (output_name):
-               os.mkdir (output_name, 0777)
-           output_filename = (output_name + '/' + input_base
-                              + format2ext[format])
-
-       if os.path.exists (input_filename) \
-          and os.path.exists (output_filename) \
-          and os.path.samefile (output_filename, input_fullname):
-           ly.error (_ ("Output would overwrite input file; use --output."))
-           ly.exit (2)
-
-       output_file = open (output_filename, 'w')
-       if output_name:
-           os.chdir (output_name)
-    try:
-       ly.progress (_ ("Reading %s...") % input_fullname)
-       source = in_handle.read ()
-       ly.progress ('\n')
-
-       # FIXME: Containing blocks must be first; see find_toplevel_snippets.
-       snippet_types = (
-           'multiline_comment',
-           'verbatim',
-           'lilypond_block',
-    #       'verb',
-           'singleline_comment',
-           'lilypond_file',
-           'include',
-           'lilypond',
-       )
-       ly.progress (_ ("Dissecting..."))
-       chunks = find_toplevel_snippets (source, snippet_types)
-       ly.progress ('\n')
+               input_base = os.path.basename \
+                            (os.path.splitext (input_filename)[0])
 
-       global default_ly_options
-       textwidth = 0
-       if not default_ly_options.has_key (LINEWIDTH):
-           if format == LATEX:
-               textwidth = get_latex_textwidth (source)
-               default_ly_options[LINEWIDTH] = '''%.0f\\pt''' % textwidth
-           elif format == TEXINFO:
-               for (k, v) in texinfo_linewidths.items ():
-                   # FIXME: @layout is usually not in chunk #0:
-                   #          \input texinfo @c -*-texinfo-*-
-                   #        Bluntly search first K items of source.
-                   # s = chunks[0].replacement_text ()
-                   if re.search (k, source[:1024]):
-                       default_ly_options[LINEWIDTH] = v
-                       break
-
-       if filter_cmd:
-           output_file.writelines ([c.filter_text () for c in chunks])
-
-       elif process_cmd:
-           do_process_cmd (chunks)
-           ly.progress (_ ("Compiling %s...") % output_filename)
-           output_file.writelines ([s.replacement_text () for s in chunks])
-           ly.progress ('\n')
-
-       def process_include (snippet):
-           os.chdir (original_dir)
-           name = snippet.substring ('filename')
-           ly.progress (_ ("Processing include: %s") % name)
-           ly.progress ('\n')
-           do_file (name)
-
-       map (process_include,
-            filter (lambda x: is_derived_class (x.__class__,
-                                                Include_snippet),
-                    chunks))
-    except Compile_error:
-       os.chdir (original_dir)
-       ly.progress (_ ("Removing `%s'") % output_filename)
-       ly.progress ('\n')
+       # Only default to stdout when filtering.
+       if global_options.output_name == '-' or (not global_options.output_name and global_options.filter_cmd):
+               output_filename = '-'
+               output_file = sys.stdout
+       else:
+               # don't complain when global_options.output_name is existing
+               output_filename = input_base + format2ext[global_options.format]
+               if global_options.output_name:
+                       if not os.path.isdir (global_options.output_name):
+                               os.mkdir (global_options.output_name, 0777)
+                       os.chdir (global_options.output_name)
+               else: 
+                       if os.path.exists (input_filename) \
+                          and os.path.exists (output_filename) \
+                          and os.path.samefile (output_filename, input_fullname):
+                          error (
+                          _ ("Output would overwrite input file; use --output."))
+                          exit (2)
 
-       os.unlink (output_filename)
-       raise Compile_error
+       try:
+               progress (_ ("Reading %s...") % input_fullname)
+               source = in_handle.read ()
+               progress ('\n')
+
+               set_default_options (source)
+
+
+               # FIXME: Containing blocks must be first, see
+               #        find_toplevel_snippets.
+               snippet_types = (
+                       'multiline_comment',
+                       'verbatim',
+                       'lilypond_block',
+       #               'verb',
+                       'singleline_comment',
+                       'lilypond_file',
+                       'include',
+                       'lilypond',
+               )
+               progress (_ ("Dissecting..."))
+               chunks = find_toplevel_snippets (source, snippet_types)
+
+               if global_options.format == LATEX:
+                       for c in chunks:
+                               if (c.is_plain () and
+                                   re.search (r"\\begin *{document}", c.replacement_text())):
+                                       modify_preamble (c)
+                                       break
+               progress ('\n')
+
+               if global_options.filter_cmd:
+                       write_if_updated (output_filename,
+                                         [c.filter_text () for c in chunks])
+               elif global_options.process_cmd:
+                       do_process_cmd (chunks, input_fullname)
+                       progress (_ ("Compiling %s...") % output_filename)
+                       progress ('\n')
+                       write_if_updated (output_filename,
+                                         [s.replacement_text ()
+                                          for s in chunks])
+               
+               def process_include (snippet):
+                       os.chdir (original_dir)
+                       name = snippet.substring ('filename')
+                       progress (_ ("Processing include: %s") % name)
+                       progress ('\n')
+                       return do_file (name)
+
+               include_chunks = map (process_include,
+                                     filter (lambda x: is_derived_class (x.__class__,
+                                                                         Include_snippet),
+                                             chunks))
+
+
+               return chunks + reduce (lambda x,y: x + y, include_chunks, [])
+               
+       except Compile_error:
+               os.chdir (original_dir)
+               progress (_ ("Removing `%s'") % output_filename)
+               progress ('\n')
+               raise Compile_error
 
 def do_options ():
-    global format, output_name
-    global filter_cmd, process_cmd, verbose_p
-
-    (sh, long) = ly.getopt_args (option_definitions)
-    try:
-       (options, files) = getopt.getopt (sys.argv[1:], sh, long)
-    except getopt.error, s:
-       sys.stderr.write ('\n')
-       ly.error (_ ("getopt says: `%s'" % s))
-       sys.stderr.write ('\n')
-       ly.help ()
-       ly.exit (2)
-
-    for opt in options:
-       o = opt[0]
-       a = opt[1]
-
-       if 0:
-           pass
-       elif o == '--filter' or o == '-F':
-           filter_cmd = a
-           process_cmd = 0
-       elif o == '--format' or o == '-f':
-           format = a
-           if a == 'texi-html' or a == 'texi':
-               format = TEXINFO
-       elif o == '--help' or o == '-h':
-           ly.help ()
-           sys.exit (0)
-       elif o == '--include' or o == '-I':
-           include_path.append (os.path.join (original_dir, ly.abspath (a)))
-       elif o == '--output' or o == '-o':
-           output_name = a
-       elif o == '--outdir':
-           output_name = a
-       elif o == '--process' or o == '-P':
-           process_cmd = a
-           filter_cmd = 0
-       elif o == '--version' or o == '-v':
-           ly.identify (sys.stdout)
-           sys.exit (0)
-       elif o == '--verbose' or o == '-V':
-           verbose_p = 1
-       elif o == '--warranty' or o == '-w':
-           if 1 or status:
-               ly.warranty ()
-           sys.exit (0)
-    return files
+
+       global global_options
+
+       opt_parser = get_option_parser()
+       (global_options, args) = opt_parser.parse_args ()
+
+       if global_options.format in ('texi-html', 'texi'):
+               global_options.format = TEXINFO
+       global_options.use_hash = True
+
+       global_options.include_path =  map (os.path.abspath, global_options.include_path)
+       
+       if global_options.warranty:
+               warranty ()
+               exit (0)
+       if not args or len (args) > 1:
+               opt_parser.print_help ()
+               exit (2)
+               
+       return args
 
 def main ():
-    files = do_options ()
-    global process_cmd
-    if process_cmd == '':
-       process_cmd = lilypond_binary + ' -f tex'
+       files = do_options ()
+
+       file = files[0]
+
+       basename = os.path.splitext (file)[0]
+       basename = os.path.split (basename)[1]
+       
+       if not global_options.format:
+               global_options.format = guess_format (files[0])
+
+       formats = 'ps'
+       if global_options.format in (TEXINFO, HTML):
+               formats += ',png'
+       if global_options.process_cmd == '':
+               global_options.process_cmd = lilypond_binary \
+                             + ' --formats=%s --backend eps ' % formats
 
-    if process_cmd:
-       process_cmd += string.join ([(' -I %s' % p) for p in include_path])
+       if global_options.process_cmd:
+               global_options.process_cmd += string.join ([(' -I %s' % commands.mkarg (p))
+                                                           for p in global_options.include_path])
+
+       identify ()
 
-    ly.identify (sys.stderr)
-    ly.setup_environment ()
-    if files:
        try:
-           do_file (files[0])
+               chunks = do_file (file)
+               if global_options.psfonts:
+                       fontextract.verbose = global_options.verbose
+                       snippet_chunks = filter (lambda x: is_derived_class (x.__class__,
+                                                                             Lilypond_snippet),
+                                                chunks)
+
+                       psfonts_file = basename + '.psfonts' 
+                       if not global_options.verbose:
+                               progress (_ ("Writing fonts to %s...") % psfonts_file)
+                       fontextract.extract_fonts (psfonts_file,
+                                                  [x.basename() + '.eps'
+                                                   for x in snippet_chunks])
+                       if not global_options.verbose:
+                               progress ('\n')
+                       
        except Compile_error:
-           ly.exit (1)
+               exit (1)
+
+       if global_options.format in (TEXINFO, LATEX):
+               if not global_options.psfonts:
+                       warning (_ ("option --psfonts not used"))
+                       warning (_ ("processing with dvips will have no fonts"))
+
+               psfonts_file = os.path.join (global_options.output_name, basename + '.psfonts')
+               output = os.path.join (global_options.output_name, basename +  '.dvi' )
+               
+               progress ('\n')
+               progress (_ ("DVIPS usage:"))
+               progress ('\n')
+               progress ("    dvips -h %(psfonts_file)s %(output)s" % vars ())
+               progress ('\n')
+
+       inputs = note_input_file ('')
+       inputs.pop ()
+
+       base_file_name = os.path.splitext (os.path.basename (file))[0]
+       dep_file = os.path.join (global_options.output_name, base_file_name + '.dep')
+       final_output_file = os.path.join (global_options.output_name,
+                                         base_file_name
+                                         + '.%s' % global_options.format)
+       
+       os.chdir (original_dir)
+       open (dep_file, 'w').write ('%s: %s' % (final_output_file, ' '.join (inputs)))
 
 if __name__ == '__main__':
-    main ()
-
-# EOF
+       main ()