cscope-index.py revision 12043:55cd1129e41b 
1#! /usr/bin/python
2# Copyright (c) 2006 The Regents of The University of Michigan
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;
9# redistributions in binary form must reproduce the above copyright
10# notice, this list of conditions and the following disclaimer in the
11# documentation and/or other materials provided with the distribution;
12# neither the name of the copyright holders nor the names of its
13# contributors may be used to endorse or promote products derived from
14# this software without specific prior written permission.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28# Authors: Steve Reinhardt
29
30# Generate list of files to index with cscope and then generate cscope index.
31
32# Should be run from root of m5 tree (i.e. as 'util/cscope-index.py').
33
34import os
35
36# absolute paths to skip
37skipdirs = [ 'src/unittest', 'src/doxygen' ]
38
39# suffixes of files to index
40suffixes = [ '.cc', '.hh', '.c', '.h' ]
41
42def oksuffix(f):
43    for s in suffixes:
44        if f.endswith(s):
45            return True
46    return False
47
48file_list = file('cscope.files', 'w')
49cwd = os.getcwd()
50
51for dirpath,subdirs,files in os.walk(os.path.join(cwd, 'src')):
52    # filter out undesirable subdirectories
53    for i,dir in enumerate(subdirs):
54        if dir == 'SCCS':
55            del subdirs[i]
56            break
57
58    # filter out undesirable absolute paths
59    if dirpath in skipdirs:
60        del subdirs[:]
61        continue
62
63    # find C/C++ sources
64    okfiles = [f for f in files if oksuffix(f)]
65    if okfiles:
66        print >> file_list, \
67              '\n'.join([os.path.join(dirpath, f) for f in okfiles])
68
69file_list.close()
70
71# run cscope to generate index
72os.system("cscope -b")
73