bin/genheader.py

   1 #!@PYTHON@
   2
   3 #
   4 # genheader.py -- do headers (like these)
   5 #
   6 # source file of the GNU LilyPond music typesetter
   7 #
   8 # (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   9 #
  10
  11
  12
  13 import posix
  14 import pwd
  15 import regex
  16 import regsub
  17 import string
  18 import sys
  19 import os
  20 import getopt
  21 import time
  22 lilypath =''
  23 try:
  24     lilypath = os.environ['LILYPOND_SOURCEDIR'] + '/'
  25 except KeyError:
  26     print 'Please set LILYPOND_SOURCEDIR to the toplevel source, eg LILYPOND_SOURCEDIR=/home/foobar/lilypond-1.2.3/'
  27     sys.exit(1)
  28
  29 lilypath = lilypath + '/bin/'
  30 sys.path.append(lilypath)
  31
  32 from lilypython import *
  33
  34 class My_options:
  35     def __init__(self):
  36         self.commentify = None
  37         self.add_hdr_def = 0
  38         self.classname = ''
  39
  40 my_options = My_options()
  41
  42
  43 def name():
  44     return pwd.getpwuid(posix.getuid())[4]
  45
  46 def c_commentify(str):
  47     return  '/* ' + regsub.gsub('^','  ', str) + '\n */';
  48
  49 def sh_commentify(str):
  50     return regsub.gsub('^', '# ', str)
  51
  52 def tex_commentify(str):
  53     return regsub.gsub('^', '% ', str)
  54
  55 def project_str():
  56     cwd = posix.getcwd()
  57     if regex.search('flower', cwd) <> -1:
  58         PROJECT = "the Flower Library"
  59     elif regex.search('mf$', cwd) <> -1:
  60         PROJECT = "the Feta (defintively not an abbreviation for Font-En-Tja) music font"
  61     else:
  62         PROJECT = "the GNU LilyPond music typesetter"
  63     return PROJECT
  64
  65 def head_str(filename):
  66     if my_options.add_hdr_def:
  67         what = "declare "
  68     else:
  69         what=" implement "
  70
  71
  72     headstr = '\n%s -- %s\n\nsource file of %s\n\n(c) %d %s <%s>\n' \
  73               %(filename, what, project_str(), time.localtime (time.time ())[0], name(), mailaddress())
  74     return headstr
  75
  76
  77 def c_include(filename):
  78     startdef= filename;
  79     trans = string.maketrans( string.lowercase + '-.', string.uppercase + '__')
  80     startdef = string.translate(filename, trans)
  81
  82
  83     headstr = "\n\n#ifndef %s\n#define %s\n" % (startdef, startdef)
  84     terminatestr = "#endif /* %s */\n"  % (startdef);
  85
  86     return headstr+ '\n\n'+ terminatestr;
  87
  88
  89
  90
  91
  92 (options, files) = getopt.getopt(sys.argv[1:], 'tcsh', ['class'])
  93
  94 for opt in options:
  95     o = opt[0]
  96     a = opt[1]
  97     if o == '-c':
  98         my_options.commentify = c_commentify
  99     elif o == '-t':
 100         my_options.commentify = tex_commentify
 101     elif o == '-s':
 102         my_options.commentify = sh_commentify
 103     elif o == '-h':
 104         my_options.add_hdr_def = 1
 105     elif o == '--class':
 106         my_options.classname = a
 107
 108
 109
 110 #
 111 # FIXME:  should create xxx.cc and include/xxx.hh, with implement/declare Xxx
 112 # in  one run
 113 if my_options.classname:
 114     pass
 115
 116 def do_file(nm):
 117     s = my_options.commentify(head_str(nm))
 118     if my_options.add_hdr_def:
 119         s = s + c_include(nm)
 120     return s
 121
 122
 123 def extension(ext,nm):
 124     ext = '\\.' + ext
 125     return regex.search(ext, nm) <> -1
 126
 127 def c_extension(nm):
 128     return extension('hh',nm) or extension('cc',nm) \
 129            or extension('icc', nm) or extension('tcc',nm)
 130 def select_commentification(nm):
 131     if c_extension (nm):
 132         return c_commentify
 133     elif extension('py',nm) or extension('pl',nm) or extension('sh',nm):
 134         return  sh_commentify
 135     elif extension('mf',nm) or extension('tex',nm) or extension('ly',nm):
 136         return tex_commentify
 137     else:
 138         raise 'help'
 139
 140 for nm in files:
 141     if extension('hh', nm) or extension('icc', nm) or  extension('tcc', nm):
 142         my_options.add_hdr_def = 1
 143     if my_options.commentify == None:
 144         my_options.commentify = select_commentification(nm)
 145     print do_file(nm)