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