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authorMatthias Dieter Wallnöfer <mwallnoefer@yahoo.de>2009-10-15 11:06:08 +0200
committerMatthias Dieter Wallnöfer <mwallnoefer@yahoo.de>2009-10-15 12:48:20 +0200
commitfb13eb7db84e93d3791d0674d82923d5f168530e (patch)
tree95caa10eabb0eb377620ebf9a72d76fb95752a1f /source4/script
parent6a9e88e08bfa4463ce5bdc57183f6518b524c98c (diff)
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s4:w32err_code.py script - put it under "scripting/bin"
I think this is a better location for this script. Since the subdirectory "script" of "source4" contains only scripts for "make install" and "make uninstall".
Diffstat (limited to 'source4/script')
-rwxr-xr-xsource4/script/w32err_code.py361
1 files changed, 0 insertions, 361 deletions
diff --git a/source4/script/w32err_code.py b/source4/script/w32err_code.py
deleted file mode 100755
index cad6f6ecc9..0000000000
--- a/source4/script/w32err_code.py
+++ /dev/null
@@ -1,361 +0,0 @@
-#!/usr/bin/python
-
-# Unix SMB/CIFS implementation.
-# Copyright (C) Kamen Mazdrashki <kamen.mazdrashki@postpath.com> 2009
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program. If not, see <http://www.gnu.org/licenses/>.
-#
-
-"""Import generete werror.h/doserr.c files from WSPP HTML"""
-
-import re
-import os
-import sys
-import urllib
-import pprint
-from xml.dom import minidom
-from optparse import OptionParser, OptionGroup
-
-_wspp_werror_url = 'http://msdn.microsoft.com/en-us/library/cc231199%28PROT.10%29.aspx'
-
-class WerrorHtmlParser(object):
- """
- Parses HTML from WSPP documentation generating dictionary of
- dictionaries with following keys:
- - "err_hex" - hex number (as string)
- - "err_name" - error name
- - "err_desc" - error long description
- For the key of returned dictionary err_hex is used,
- i.e. "hex-error-code-str" => {error dictionary object}
- """
-
- ERROR_PREFIX = ['ERROR_', 'NERR_', 'FRS_', 'RPC_', 'EPT_', 'OR_', 'WAIT_TIMEOUT']
- ERROR_REPLACE = ['ERROR_']
-
- def __init__(self, opt):
- self.opt = opt
- self._errors_skipped = []
- pass
-
- def _is_error_code_name(self, err_name):
- for pref in self.ERROR_PREFIX:
- if err_name.startswith(pref):
- return True
- return False
-
- def _make_werr_name(self, err_name):
- err_name = err_name.upper()
- for pref in self.ERROR_REPLACE:
- if err_name.startswith(pref):
- return err_name.replace(pref, 'WERR_', 1)
- return 'WERR_' + err_name
-
- def parse_url(self, url):
- errors = {}
- html = self._load_url(url)
-
- # let minidom to parse the tree, should be:
- # table -> tr -> td
- # p -> [hex code, br, error code]
- # p -> [description]
- table_node = minidom.parseString(html)
- for row_node in table_node.getElementsByTagName("tr"):
- # verify we got right number of td elements
- td_nodes = row_node.getElementsByTagName('td')
- if len(td_nodes) != 2:
- continue
- # now get the real data
- p_nodes = row_node.getElementsByTagName('p')
- if len(p_nodes) != 2: continue
- if len(p_nodes[0].childNodes) != 3: continue
- if len(p_nodes[1].childNodes) != 1: continue
- err_hex = str(p_nodes[0].childNodes[0].nodeValue)
- err_name = str(p_nodes[0].childNodes[2].nodeValue)
- err_desc = p_nodes[1].childNodes[0].nodeValue.encode('utf-8')
- err_desc = err_desc.replace('"', '\\"').replace("\'", "\\'")
- # do some checking
- if not err_hex.startswith('0x'): continue
- if not self._is_error_code_name(err_name):
- self._errors_skipped.append("%s - %s - %d" % (err_name, err_hex, int(err_hex, 16)))
- continue
- # create entry
- err_name = self._make_werr_name(err_name)
- err_def = {'err_hex': err_hex,
- 'err_name': err_name,
- 'err_desc': err_desc,
- 'code': int(err_hex, 16)}
- errors[err_def['code']] = err_def
-
- # print skipped errors
- if self.opt.print_skipped and len(self._errors_skipped):
- print "\nErrors skipped during HTML parsing:"
- pprint.pprint(self._errors_skipped)
- print "\n"
-
- return errors
-
- def _load_url(self, url):
- html_str = ""
- try:
- fp = urllib.urlopen(url)
- for line in fp:
- html_str += line.strip()
- fp.close()
- except IOError, e:
- print "error loading url: " + e.strerror
- pass
-
- # currently ERROR codes are rendered as table
- # locate table chunk with ERROR_SUCCESS
- html = [x for x in html_str.split('<table ') if "ERROR_SUCCESS" in x]
- html = '<table ' + html[0]
- pos = html.find('</table>')
- if pos == -1:
- return '';
- html = html[:pos] + '</table>'
-
- # html clean up
- html = re.sub(r'<a[^>]*>(.*?)</a>', r'\1', html)
-
- return html
-
-
-class WerrorGenerator(object):
- """
- provides methods to generate parts of werror.h and doserr.c files
- """
-
- FNAME_WERRORS = 'w32errors.lst'
- FNAME_WERROR_DEFS = 'werror_defs.h'
- FNAME_DOSERR_DEFS = 'doserr_defs.c'
- FNAME_DOSERR_DESC = 'doserr_desc.c'
-
- def __init__(self, opt):
- self.opt = opt
- self._out_dir = opt.out_dir
- pass
-
- def _open_out_file(self, fname):
- fname = os.path.join(self._out_dir, fname)
- return open(fname, "w")
-
- def _gen_werrors_list(self, errors):
- """uses 'errors' dictionary to display list of Win32 Errors"""
-
- fp = self._open_out_file(self.FNAME_WERRORS)
- for err_code in sorted(errors.keys()):
- err_name = errors[err_code]['err_name']
- fp.write(err_name)
- fp.write("\n")
- fp.close()
-
- def _gen_werror_defs(self, errors):
- """uses 'errors' dictionary to generate werror.h file"""
-
- fp = self._open_out_file(self.FNAME_WERROR_DEFS)
- for err_code in sorted(errors.keys()):
- err_name = errors[err_code]['err_name']
- err_hex = errors[err_code]['err_hex']
- fp.write('#define %s\tW_ERROR(%s)' % (err_name, err_hex))
- fp.write("\n")
- fp.close()
-
- def _gen_doserr_defs(self, errors):
- """uses 'errors' dictionary to generate defines in doserr.c file"""
-
- fp = self._open_out_file(self.FNAME_DOSERR_DEFS)
- for err_code in sorted(errors.keys()):
- err_name = errors[err_code]['err_name']
- fp.write('\t{ "%s", %s },' % (err_name, err_name))
- fp.write("\n")
- fp.close()
-
- def _gen_doserr_descriptions(self, errors):
- """uses 'errors' dictionary to generate descriptions in doserr.c file"""
-
- fp = self._open_out_file(self.FNAME_DOSERR_DESC)
- for err_code in sorted(errors.keys()):
- err_name = errors[err_code]['err_name']
- fp.write('\t{ %s, "%s" },' % (err_name, errors[err_code]['err_desc']))
- fp.write("\n")
- fp.close()
-
- def _lookup_error_by_name(self, err_name, defined_errors):
- for err in defined_errors.itervalues():
- if err['err_name'] == err_name:
- return err
- return None
-
- def _filter_errors(self, errors, defined_errors):
- """
- returns tuple (new_erros, diff_code_errors, diff_name_errors)
- new_errors - dictionary of errors not in defined_errors
- diff_code_errors - list of errors found in defined_errors
- but with different value
- diff_name_errors - list of errors found with same code in
- defined_errors, but with different name
- Most critical is diff_code_errors list to be empty!
- """
- new_errors = {}
- diff_code_errors = []
- diff_name_errors = []
- for err_def in errors.itervalues():
- add_error = True
- # try get defined error by code
- if defined_errors.has_key(err_def['code']):
- old_err = defined_errors[err_def['code']]
- if err_def['err_name'] != old_err['err_name']:
- warning = {'msg': 'New and Old errors has different error names',
- 'err_new': err_def,
- 'err_old': old_err}
- diff_name_errors.append(warning)
-
- # sanity check for errors with same name but different values
- old_err = self._lookup_error_by_name(err_def['err_name'], defined_errors)
- if old_err:
- if err_def['code'] != old_err['code']:
- warning = {'msg': 'New and Old error defs has different error value',
- 'err_new': err_def,
- 'err_old': old_err}
- diff_code_errors.append(warning)
- # exclude error already defined with same name
- add_error = False
- # do add the error in new_errors if everything is fine
- if add_error:
- new_errors[err_def['code']] = err_def
- pass
- return (new_errors, diff_code_errors, diff_name_errors)
-
- def generate(self, errors):
- # load already defined error codes
- werr_parser = WerrorParser(self.opt)
- (defined_errors,
- no_value_errors) = werr_parser.load_err_codes(self.opt.werror_file)
- if not defined_errors:
- print "\nUnable to load existing errors file: %s" % self.opt.werror_file
- sys.exit(1)
- if self.opt.verbose and len(no_value_errors):
- print "\nWarning: there are errors defines using macro value:"
- pprint.pprint(no_value_errors)
- print ""
- # filter generated error codes
- (new_errors,
- diff_code_errors,
- diff_name_errors) = self._filter_errors(errors, defined_errors)
- if diff_code_errors:
- print("\nFound %d errors with same names but different error values! Aborting."
- % len(diff_code_errors))
- pprint.pprint(diff_code_errors)
- sys.exit(2)
-
- if diff_name_errors:
- print("\nFound %d errors with same values but different names (should be normal)"
- % len(diff_name_errors))
- pprint.pprint(diff_name_errors)
-
- # finally generate output files
- self._gen_werror_defs(new_errors)
- self._gen_doserr_defs(new_errors)
- self._gen_werrors_list(errors)
- self._gen_doserr_descriptions(errors)
- pass
-
-class WerrorParser(object):
- """
- Parses errors defined in werror.h file
- """
-
- def __init__(self, opt):
- self.opt = opt
- pass
-
- def _parse_werror_line(self, line):
- m = re.match('#define[ \t]*(.*?)[ \t]*W_ERROR\((.*?)\)', line)
- if not m or (len(m.groups()) != 2):
- return None
- if len(m.group(1)) == 0:
- return None
- if str(m.group(2)).startswith('0x'):
- err_code = int(m.group(2), 16)
- elif m.group(2).isdigit():
- err_code = int(m.group(2))
- else:
- self.err_no_values.append(line)
- return None
- return {'err_name': str(m.group(1)),
- 'err_hex': "0x%08X" % err_code,
- 'code': err_code}
- pass
-
- def load_err_codes(self, fname):
- """
- Returns tuple of:
- dictionary of "hex_err_code" => {code, name}
- "hex_err_code" is string
- "code" is int value for the error
- list of errors that was ignored for some reason
- """
- # reset internal variables
- self.err_no_values = []
- err_codes = {}
- fp = open(fname)
- for line in fp.readlines():
- err_def = self._parse_werror_line(line)
- if err_def:
- err_codes[err_def['code']] = err_def
- fp.close();
- return (err_codes, self.err_no_values)
-
-
-
-def _generate_files(opt):
- parser = WerrorHtmlParser(opt)
- errors = parser.parse_url(opt.url)
-
- out = WerrorGenerator(opt)
- out.generate(errors)
- pass
-
-
-if __name__ == '__main__':
- _cur_dir = os.path.abspath(os.path.dirname(__file__))
- opt_parser = OptionParser(usage="usage: %prog [options]", version="%prog 0.3")
- opt_group = OptionGroup(opt_parser, "Main options")
- opt_group.add_option("--url", dest="url",
- default=_wspp_werror_url,
- help="url for w32 error codes html - may be local file")
- opt_group.add_option("--out", dest="out_dir",
- default=_cur_dir,
- help="output dir for generated files")
- opt_group.add_option("--werror", dest="werror_file",
- default=os.path.join(_cur_dir, 'werror.h'),
- help="path to werror.h file")
- opt_group.add_option("--print_skipped",
- action="store_true", dest="print_skipped", default=False,
- help="print errors skipped during HTML parsing")
- opt_group.add_option("-q", "--quiet",
- action="store_false", dest="verbose", default=True,
- help="don't print warnings to stdout")
-
- opt_parser.add_option_group(opt_group)
-
- (options, args) = opt_parser.parse_args()
-
- # add some options to be used internally
- options.err_defs_file = os.path.join(options.out_dir, WerrorGenerator.FNAME_WERROR_DEFS)
- options.dos_defs_file = os.path.join(options.out_dir, WerrorGenerator.FNAME_DOSERR_DEFS)
- options.dos_desc_file = os.path.join(options.out_dir, WerrorGenerator.FNAME_DOSERR_DESC)
-
- # check options
- _generate_files(options)