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v0.5.1
v0.5.1
Revision c55bb8a98fd249dbdd558f358ea12269d6221e86 authored by Jack Jansen on 07 January 2005, 13:13:50 UTC, committed by Jack Jansen on 07 January 2005, 13:13:50 UTC
Always set CONFIGURE_MACOSX_DEPLOYMENT_TARGET otherwise it may be set to an empty value and distutils will get confused lateron.
1 parent 91199cf
dircache.py
"""Read and cache directory listings.
The listdir() routine returns a sorted list of the files in a directory,
using a cache to avoid reading the directory more often than necessary.
The annotate() routine appends slashes to directories."""
import os
__all__ = ["listdir", "opendir", "annotate", "reset"]
cache = {}
def reset():
"""Reset the cache completely."""
global cache
cache = {}
def listdir(path):
"""List directory contents, using cache."""
try:
cached_mtime, list = cache[path]
del cache[path]
except KeyError:
cached_mtime, list = -1, []
mtime = os.stat(path).st_mtime
if mtime != cached_mtime:
list = os.listdir(path)
list.sort()
cache[path] = mtime, list
return list
opendir = listdir # XXX backward compatibility
def annotate(head, list):
"""Add '/' suffixes to directories."""
for i in range(len(list)):
if os.path.isdir(os.path.join(head, list[i])):
list[i] = list[i] + '/'
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