buildscripts/genheader.py

   1 #!@PYTHON@
   2
   3 # genheader.py -- do headers (like these)
   4 #
   5 # source file of the GNU LilyPond music typesetter
   6 #
   7 # (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   8
   9 import os
  10 import sys
  11 import pwd
  12 import re
  13 import string
  14 import getopt
  15 import time
  16
  17 class My_options:
  18         def __init__(self):
  19                 self.commentify = None
  20                 self.add_hdr_def = 0
  21                 self.classname = ''
  22
  23 my_options = My_options()
  24
  25
  26 def name():
  27                 return os.environ['USERNAME']
  28
  29 # field 4 of passwd is also used for finger info (phone no.,  office etc)
  30 #   return pwd.getpwuid(os.getuid())[4]
  31
  32 def c_commentify(str):
  33         return  '/* ' + re.sub('^','  ', str) + '\n */';
  34
  35 def sh_commentify(str):
  36         return re.sub('^', '# ', str)
  37
  38 def tex_commentify(str):
  39         return re.sub('^', '% ', str)
  40
  41 def project_str():
  42         cwd = os.getcwd()
  43         if re.search('flower', cwd):
  44                 PROJECT = "the Flower Library"
  45         elif re.search('mf$', cwd):
  46                 PROJECT = "the Feta (defintively not an abbreviation for Font-En-Tja) music font"
  47         else:
  48                 PROJECT = "the GNU LilyPond music typesetter"
  49         return PROJECT
  50
  51 def head_str(filename):
  52         if my_options.add_hdr_def:
  53                 what = "declare "
  54         else:
  55                 what=" implement "
  56
  57
  58         mailaddres = ''
  59         try:
  60                         mailaddres = '<%s>' % os.environ['MAILADDRESS']
  61         except KeyError:
  62                         pass
  63         headstr = '\n%s -- %s\n\nsource file of %s\n\n(c) %d %s %s\n' \
  64                           %(filename, what, project_str(),
  65                                 time.localtime (time.time ())[0], name(), mailaddres)
  66         return headstr
  67
  68
  69 def c_include(filename):
  70         startdef= filename;
  71         trans = string.maketrans( string.lowercase + '-.', string.uppercase + '__')
  72         startdef = string.translate(filename, trans)
  73
  74
  75         headstr = "\n\n#ifndef %s\n#define %s\n" % (startdef, startdef)
  76         terminatestr = "#endif /* %s */\n"  % (startdef);
  77
  78         return headstr+ '\n\n'+ terminatestr;
  79
  80
  81 def icc_include (filename):
  82         startdef= filename;
  83         trans = string.maketrans( string.lowercase + '-.', string.uppercase + '__')
  84         startdef = string.translate(filename, trans)
  85
  86
  87         headstr = "\n\n#ifndef %s\n#define %s\n" % (startdef, startdef)
  88         headstr = headstr + r"""
  89 #ifndef INLINE
  90 #define INLINE inline
  91 #define LOCAL_INLINE_DEF
  92 #endif
  93 """
  94         terminatestr = "#endif /* %s */\n"  % (startdef);
  95
  96         terminatestr = r"""
  97 #ifdef LOCAL_INLINE_DEF
  98 #undef LOCAL_INLINE_DEF
  99 #undef INLINE
 100 #endif
 101 """ + terminatestr
 102         return headstr+ '\n\n'+ terminatestr;
 103
 104
 105
 106 def help ():
 107         sys.stdout.write ("Usage: genheader [options] FILENAME\n"
 108                                  + "Generate file with header FILENAME\n\n"
 109                                  + "Options:\n"
 110                                  + "  -h, --header                 generate header\n"
 111                                  + "  --help                             print this help\n"
 112                                  + "  -p, --package=DIR   specify package\n"
 113                                           )
 114
 115         sys.exit (0)
 116
 117
 118 (options, files) = getopt.getopt(sys.argv[1:], 'tcshp:', ['class', 'package=', 'help'])
 119
 120 for opt in options:
 121         o = opt[0]
 122         a = opt[1]
 123         if o == '-c':
 124                 my_options.commentify = c_commentify
 125         elif o == '-t':
 126                 my_options.commentify = tex_commentify
 127         elif o == '-s':
 128                 my_options.commentify = sh_commentify
 129         elif o == '-h' or o == '--header':
 130                 my_options.add_hdr_def = 1
 131         elif o == '--class':
 132                 my_options.classname = a
 133         elif o == '--help':
 134                         help ()
 135
 136 # FIXME:  should create xxx.cc and include/xxx.hh, with implement/declare Xxx
 137 # in  one run
 138 if my_options.classname:
 139         pass
 140
 141 def do_file(nm):
 142         s = my_options.commentify(head_str(nm))
 143         if my_options.add_hdr_def:
 144                 s = s + c_include(nm)
 145         return s
 146
 147
 148 def extension(ext,nm):
 149         ext = '\\.' + ext
 150         return re.search(ext, nm) <> None
 151
 152 def c_extension(nm):
 153         return extension('hh',nm) or extension('cc',nm) \
 154                    or extension('icc', nm) or extension('tcc',nm)
 155
 156 def select_commentification(nm):
 157         if c_extension (nm):
 158                 return c_commentify
 159         elif extension('py',nm) or extension('pl',nm) or extension('sh',nm):
 160                 return  sh_commentify
 161         elif extension('mf',nm) or extension('tex',nm) or extension('ly',nm):
 162                 return tex_commentify
 163         else:
 164                 sys.stderr.write ('unknown extension for file %s\n' % nm)
 165                 raise 'help'
 166
 167 for nm in files:
 168         if extension('hh', nm) or extension('icc', nm) or  extension('tcc', nm):
 169                 my_options.add_hdr_def = 1
 170         if my_options.commentify == None:
 171                 my_options.commentify = select_commentification(nm)
 172         print do_file(nm)
 173