binheader_writef_check.py
上传用户:shw771010
上传日期:2022-01-05
资源大小:991k
文件大小:4k
源码类别:
Audio
开发平台:
Unix_Linux
- #!/usr/bin/python2.5
- # Copyright (C) 2006 Erik de Castro Lopo <erikd@mega-nerd.com>
- #
- # All rights reserved.
- #
- # Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions are
- # met:
- #
- # * Redistributions of source code must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- # * Redistributions in binary form must reproduce the above copyright
- # notice, this list of conditions and the following disclaimer in
- # the documentation and/or other materials provided with the
- # distribution.
- # * Neither the author nor the names of any contributors may be used
- # to endorse or promote products derived from this software without
- # specific prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- # This parses C code using regexes (yes, thats horrible) and makes sure
- # that calling conventions to the function psf_binheader_writef are
- # correct.
- import re, string, sys
- _whitespace_re = re.compile ("s+", re.MULTILINE)
- def find_binheader_writefs (data):
- lst = re.findall ('psf_binheader_writefs*(s*[a-zA-Z_]+s*,s*"[^;]+;', data, re.MULTILINE)
- return [_whitespace_re.sub (" ", x) for x in lst]
- def find_format_string (s):
- fmt = re.search ('"([^"]+)"', s)
- if not fmt:
- print "Bad format in :nnt%snn" % s
- sys.exit (1)
- fmt = fmt.groups ()
- if len (fmt) != 1:
- print "Bad format in :nnt%snn" % s
- sys.exit (1)
- return _whitespace_re.sub ("", fmt [0])
- def get_param_list (data):
- dlist = re.search ("((.+))s*;", data)
- dlist = dlist.groups ()[0]
- dlist = string.split (dlist, ",")
- dlist = [string.strip (x) for x in dlist]
- return dlist [2:]
- def handle_file (fname):
- errors = 0
- data = open (fname, "r").read ()
- writefs = find_binheader_writefs (data)
- for item in writefs:
- fmt = find_format_string (item)
- params = get_param_list (item)
- param_index = 0
- # print item
- for ch in fmt:
- if ch in 'Eet ':
- continue
- # print " param [%d] %c : %s" % (param_index, ch, params [param_index])
- if ch != 'b':
- param_index += 1
- continue
- # print item
- # print " param [%d] %c : %s <-> %s" % (param_index, ch, params [param_index], params [param_index + 1])
- if string.find (params [param_index + 1], "sizeof") < 0
- and string.find (params [param_index + 1], "make_size_t") < 0
- and string.find (params [param_index + 1], "strlen") < 0:
- if errors == 0: print
- print "n%s :" % fname
- print " param [%d] %c : %s <-> %s" % (param_index, ch, params [param_index], params [param_index + 1])
- print " %s" % item
- errors += 1
- param_index += 2
- return errors
- #===============================================================================
- if len (sys.argv) > 1:
- print "n binheader_writef_check :",
- sys.stdout.flush ()
- errors = 0
- for fname in sys.argv [1:]:
- errors += handle_file (fname)
- if errors > 0:
- print "nErrors : %dn" % errors
- sys.exit (1)
- print "okn"