+++ /dev/null
-##############################################################################
-#
-# Zope Public License (ZPL) Version 1.0
-# -------------------------------------
-#
-# Copyright (c) Digital Creations. All rights reserved.
-#
-# This license has been certified as Open Source(tm).
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-# 1. Redistributions in source code must retain the above copyright
-# notice, this list of conditions, and the following disclaimer.
-#
-# 2. 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.
-#
-# 3. Digital Creations requests that attribution be given to Zope
-# in any manner possible. Zope includes a "Powered by Zope"
-# button that is installed by default. While it is not a license
-# violation to remove this button, it is requested that the
-# attribution remain. A significant investment has been put
-# into Zope, and this effort will continue if the Zope community
-# continues to grow. This is one way to assure that growth.
-#
-# 4. All advertising materials and documentation mentioning
-# features derived from or use of this software must display
-# the following acknowledgement:
-#
-# "This product includes software developed by Digital Creations
-# for use in the Z Object Publishing Environment
-# (http://www.zope.org/)."
-#
-# In the event that the product being advertised includes an
-# intact Zope distribution (with copyright and license included)
-# then this clause is waived.
-#
-# 5. Names associated with Zope or Digital Creations must not be used to
-# endorse or promote products derived from this software without
-# prior written permission from Digital Creations.
-#
-# 6. Modified redistributions of any form whatsoever must retain
-# the following acknowledgment:
-#
-# "This product includes software developed by Digital Creations
-# for use in the Z Object Publishing Environment
-# (http://www.zope.org/)."
-#
-# Intact (re-)distributions of any official Zope release do not
-# require an external acknowledgement.
-#
-# 7. Modifications are encouraged but must be packaged separately as
-# patches to official Zope releases. Distributions that do not
-# clearly separate the patches from the original work must be clearly
-# labeled as unofficial distributions. Modifications which do not
-# carry the name Zope may be packaged in any form, as long as they
-# conform to all of the clauses above.
-#
-#
-# Disclaimer
-#
-# THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS ``AS IS'' AND ANY
-# EXPRESSED 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 DIGITAL CREATIONS OR ITS
-# 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 software consists of contributions made by Digital Creations and
-# many individuals on behalf of Digital Creations. Specific
-# attributions are listed in the accompanying credits file.
-#
-##############################################################################
-"""Provide a thread-safe interface to regex
-"""
-import regex, regsub #, Sync
-from regex import *
-from regsub import split, sub, gsub, splitx, capwords
-
-try:
- import thread
-except:
- class allocate_lock:
- def acquire(*args): pass
- def release(*args): pass
-
-else:
- class SafeFunction:
- _l=thread.allocate_lock()
- _a=_l.acquire
- _r=_l.release
-
- def __init__(self, f):
- self._f=f
-
- def __call__(self, *args, **kw):
- self._a()
- try: return apply(self._f, args, kw)
- finally: self._r()
-
- split=SafeFunction(split)
- sub=SafeFunction(sub)
- gsub=SafeFunction(gsub)
- splitx=SafeFunction(splitx)
- capwords=SafeFunction(capwords)
-
- allocate_lock=thread.allocate_lock
-
-class compile:
-
- _r=None
- groupindex=None
-
- def __init__(self, *args):
- self._r=r=apply(regex.compile,args)
- self._init(r)
-
- def _init(self, r):
- lock=allocate_lock()
- self.__a=lock.acquire
- self.__r=lock.release
- self.translate=r.translate
- self.givenpat=r.givenpat
- self.realpat=r.realpat
-
- def match(self, string, pos=0):
- self.__a()
- try: return self._r.match(string, pos)
- finally: self.__r()
-
- def search(self, string, pos=0):
- self.__a()
- try: return self._r.search(string, pos)
- finally: self.__r()
-
- def search_group(self, str, group, pos=0):
- """Search a string for a pattern.
-
- If the pattern was not found, then None is returned,
- otherwise, the location where the pattern was found,
- as well as any specified group are returned.
- """
- self.__a()
- try:
- r=self._r
- l=r.search(str, pos)
- if l < 0: return None
- return l, apply(r.group, group)
- finally: self.__r()
-
- def match_group(self, str, group, pos=0):
- """Match a pattern against a string
-
- If the string does not match the pattern, then None is
- returned, otherwise, the length of the match, as well
- as any specified group are returned.
- """
- self.__a()
- try:
- r=self._r
- l=r.match(str, pos)
- if l < 0: return None
- return l, apply(r.group, group)
- finally: self.__r()
-
- def search_regs(self, str, pos=0):
- """Search a string for a pattern.
-
- If the pattern was not found, then None is returned,
- otherwise, the 'regs' attribute of the expression is
- returned.
- """
- self.__a()
- try:
- r=self._r
- r.search(str, pos)
- return r.regs
- finally: self.__r()
-
- def match_regs(self, str, pos=0):
- """Match a pattern against a string
-
- If the string does not match the pattern, then None is
- returned, otherwise, the 'regs' attribute of the expression is
- returned.
- """
- self.__a()
- try:
- r=self._r
- r.match(str, pos)
- return r.regs
- finally: self.__r()
-
-class symcomp(compile):
-
- def __init__(self, *args):
- self._r=r=apply(regex.symcomp,args)
- self._init(r)
- self.groupindex=r.groupindex
-
-
-
-
-
projects / wxWidgets.git / blobdiff