diff options
Diffstat (limited to 'include_server/cache_basics.py')
| -rwxr-xr-x | include_server/cache_basics.py | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/include_server/cache_basics.py b/include_server/cache_basics.py index 1826ce7..8f4ca2e 100755 --- a/include_server/cache_basics.py +++ b/include_server/cache_basics.py @@ -1,4 +1,4 @@ -#! /usr/bin/python2.4 +#! /usr/bin/env python3 # Copyright 2007 Google Inc. # @@ -16,7 +16,7 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, # USA. -# +# """Classes enabling definition and composition of caches. @@ -347,7 +347,7 @@ class DirnameCache(object): self.cache[(currdir_idx, searchdir_idx, includepath_idx)] = (dir_idx, rp_idx) return (dir_idx, rp_idx) - + class SystemdirPrefixCache(object): """A cache of information about whether a file exists in a systemdir. @@ -389,14 +389,14 @@ class SystemdirPrefixCache(object): Argument: realpath_map: a string-to-int map of canonicalized filepaths we know. - + After this function is called, the cache entry is True iff realpath.startswith(systemdir) is True for any of the systemdirs passed in to our constructor. """ if len(self.cache) >= realpath_map.Length(): return # we're already all full - for realpath_idx in xrange(len(self.cache), realpath_map.Length()): + for realpath_idx in range(len(self.cache), realpath_map.Length()): realpath = realpath_map.string[realpath_idx] for systemdir in self.systemdirs: if realpath.startswith(systemdir): @@ -560,7 +560,7 @@ class CanonicalMapToIndex(MapToIndex): """ return MapToIndex.Index(self, self.canonicalize(filepath)) - + def RetrieveDirectoriesExceptSys(directory_map, realpath_map, systemdir_prefix_cache, directory_idxs): """Calculate the set of non-system directories of an index list. @@ -572,7 +572,7 @@ def RetrieveDirectoriesExceptSys(directory_map, realpath_map, Returns: the corresponding tuple of directories except for those whose realpath has a prefix that is a sysdir - + The directories in the returned list have their trailing '/' stripped. """ @@ -725,14 +725,13 @@ class BuildStatCache(object): assert searchdir_idx is None or 1 <= searchdir_idx < dir_map.Length() for sl_idx in searchlist_idxs: assert sl_idx < dir_map.Length() - assert os.getcwd() + '/' == dir_map_string[currdir_idx], ( - "'%s/' != '%s'" % (os.getcwd(), dir_map_string[currdir_idx])) + assert os.getcwd() + '/' == dir_map_string[currdir_idx] Debug(DEBUG_TRACE2, "Resolve: includepath: '%s', currdir: '%s', " "searchdir: '%s', searchlist: %s" % - (includepath, - dir_map_string[currdir_idx], - searchdir_idx and dir_map_string[searchdir_idx], - " \n".join([dir_map_string[idx] for idx in searchlist_idxs]))) + (includepath, + dir_map_string[currdir_idx], + searchdir_idx and dir_map_string[searchdir_idx], + " \n".join([dir_map_string[idx] for idx in searchlist_idxs]))) try: # Locate the array (list) relative to currdir_idx and includepath_idx searchdir_stats = build_stat[currdir_idx][includepath_idx] @@ -819,7 +818,7 @@ class SetUpCaches(object): """ def __init__(self, client_root): - + # A memoizing (caching) class to canonicalize a path: mostly by # resolving any symlinks in the path-component. self.canonical_path = CanonicalPath() |