code.delx.au - pulseaudio/blob - polyp/depmod.py

   1 #!/usr/bin/python
   2 # $Id$
   3 #
   4 # This file is part of polypaudio.
   5 #
   6 # polypaudio is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU Lesser General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # polypaudio is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14 # General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Lesser General Public License
  17 # along with polypaudio; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19 # USA.
  20
  21 import sys, os, string
  22
  23 exported_symbols = {}
  24 imported_symbols = {}
  25
  26 for fn in sys.argv[1:]:
  27     f = os.popen("nm '%s'" % fn, "r")
  28
  29     imported_symbols[fn] = []
  30
  31     for line in f:
  32         sym_address = line[:7].strip()
  33         sym_type = line[9].strip()
  34         sym_name = line[11:].strip()
  35
  36         if sym_name in ('_fini', '_init'):
  37             continue
  38
  39         if sym_type in ('T', 'B', 'R', 'D' 'G', 'S', 'D'):
  40             if exported_symbols.has_key(sym_name):
  41                 sys.stderr.write("CONFLICT: %s defined in both '%s' and '%s'.\n" % (sym_name, fn, exported_symbols[sym_name]))
  42             else:
  43                 exported_symbols[sym_name] = fn
  44         elif sym_type in ('U',):
  45             if sym_name[:3] == 'pa_':
  46                 imported_symbols[fn].append(sym_name)
  47
  48     f.close()
  49
  50 dependencies = {}
  51 unresolved_symbols = {}
  52
  53 for fn in imported_symbols:
  54     dependencies[fn] = []
  55
  56     for sym in imported_symbols[fn]:
  57         if exported_symbols.has_key(sym):
  58             if exported_symbols[sym] not in dependencies[fn]:
  59                 dependencies[fn].append(exported_symbols[sym])
  60         else:
  61             if unresolved_symbols.has_key(sym):
  62                 unresolved_symbols[sym].append(fn)
  63             else:
  64                 unresolved_symbols[sym] = [fn]
  65
  66 for sym, files in unresolved_symbols.iteritems():
  67     print "WARNING: Unresolved symbol '%s' in %s" % (sym, `files`)
  68
  69 k = dependencies.keys()
  70 k.sort()
  71 for fn in k:
  72     dependencies[fn].sort()
  73     print "%s: %s" % (fn, string.join(dependencies[fn], " "))