#!python # ***** BEGIN LICENSE BLOCK ***** # Version: MPL 1.1/GPL 2.0/LGPL 2.1 # # The contents of this file are subject to the Mozilla Public License # Version 1.1 (the "License"); you may not use this file except in # compliance with the License. You may obtain a copy of the License at # http://www.mozilla.org/MPL/ # # Software distributed under the License is distributed on an "AS IS" # basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the # License for the specific language governing rights and limitations # under the License. # # The Original Code is Komodo code. # # The Initial Developer of the Original Code is ActiveState Software Inc. # Portions created by ActiveState Software Inc are Copyright (C) 2000-2007 # ActiveState Software Inc. All Rights Reserved. # # Contributor(s): # ActiveState Software Inc # # Alternatively, the contents of this file may be used under the terms of # either the GNU General Public License Version 2 or later (the "GPL"), or # the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), # in which case the provisions of the GPL or the LGPL are applicable instead # of those above. If you wish to allow use of your version of this file only # under the terms of either the GPL or the LGPL, and not to allow others to # use your version of this file under the terms of the MPL, indicate your # decision by deleting the provisions above and replace them with the notice # and other provisions required by the GPL or the LGPL. If you do not delete # the provisions above, a recipient may use your version of this file under # the terms of any one of the MPL, the GPL or the LGPL. # # ***** END LICENSE BLOCK ***** import os import sys import logging import shutil log = logging.getLogger("codeintel.db") def filter_blobnames_for_prefix(candidates, prefix, sep): """Given a iterator of candidate blob names, return a set of 2-tuples indicating each match: (, ) where, is the import component after the prefix is a boolean indicating if suffix is multipart. For example, given: candidates = ["LWP", "LWP::Authen::Basic", "LWP::Authen::Digest", "LWP::ConnCache", "LWP::Protocol", "LWP::Protocol::http", "LWP::Protocol::https", "LWP::UserAgent"] prefix = ("LWP",) sep = "::" the returned items should be: ("Authen", True) ("ConnCache", False) ("Protocol", False) ("Protocol", True) ("UserAgent", False) """ matches = set() if not prefix: for name in candidates: if name == "*": continue # skip "built-in" blob if sep in name: matches.add( (name[:name.index(sep)], True) ) else: matches.add( (name, False) ) else: sep_len = len(sep) sepped_prefix = sep.join(prefix) for name in candidates: if name == "*": continue # skip "built-in" blob if name.startswith(sepped_prefix + sep): # e.g. prefix is "xml", and we see "xml.sax" and "xml.bar.foo" subname = name[len(sepped_prefix)+sep_len:] # subname is "sax" and "bar.foo" if sep in subname: # we want to return bar, not bar.foo subname = subname[:subname.index(sep)] is_partial_match = True else: is_partial_match = False matches.add( (subname, is_partial_match) ) return matches def rmdir(dir): """Remove the given dir. Raises an OSError on failure.""" if sys.platform == "win32": # Apparent just running 'rd' (or else because run via # process.Process) on Windows == DOS box flash (bug 61348). log.debug("fs-write: rmdir `%s'", dir) shutil.rmtree(dir, 0, _rmtree_onerror) else: run('rm -rf "%s"' % dir) def _rmtree_onerror(rm_func, path, exc_info): if exc_info[0] == OSError: # presuming because file is read-only os.chmod(path, 0777) rm_func(path) #---- internal support routines # Recipe: run (0.5.3) in /home/trentm/tm/recipes/cookbook _RUN_DEFAULT_LOGSTREAM = ("RUN", "DEFAULT", "LOGSTREAM") def __run_log(logstream, msg, *args, **kwargs): if not logstream: pass elif logstream is _RUN_DEFAULT_LOGSTREAM: try: log except NameError: pass else: if hasattr(log, "debug"): log.debug(msg, *args, **kwargs) else: logstream(msg, *args, **kwargs) def run(cmd, logstream=_RUN_DEFAULT_LOGSTREAM): """Run the given command. "cmd" is the command to run "logstream" is an optional logging stream on which to log the command. If None, no logging is done. If unspecifed, this looks for a Logger instance named 'log' and logs the command on log.debug(). Raises OSError is the command returns a non-zero exit status. """ __run_log(logstream, "running '%s'", cmd) # Using os.system on Windows == DOS box flash (bug 61348). # TODO: Perhaps we should use Process for all plats? (bug 65961). if sys.platform == "win32": import process p = process.ProcessOpen(cmd, stdin=None) p.communicate() retval = p.wait() else: retval = os.system(cmd) if hasattr(os, "WEXITSTATUS"): status = os.WEXITSTATUS(retval) else: status = retval if status: #TODO: add std OSError attributes or pick more approp. exception raise OSError("error running '%s': %r" % (cmd, status)) def run_in_dir(cmd, cwd, logstream=_RUN_DEFAULT_LOGSTREAM): """Run the given command in the given working directory. "cmd" is the command to run "cwd" is the directory in which the commmand is run. "logstream" is an optional logging stream on which to log the command. If None, no logging is done. If unspecifed, this looks for a Logger instance named 'log' and logs the command on log.debug(). Raises OSError is the command returns a non-zero exit status. """ old_dir = os.getcwd() try: os.chdir(cwd) __run_log(logstream, "running '%s' in '%s'", cmd, cwd) run(cmd, logstream=None) finally: os.chdir(old_dir)