Mercurial > hg > mercurial-crew-with-dirclash
comparison mercurial/util.py @ 3852:8a9a1a7e1698
create the encode and decode functions for the store
| author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
|---|---|
| date | Sun, 10 Dec 2006 00:07:02 +0100 |
| parents | 1427949b8f80 |
| children | c0b449154a90 |
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| 3851:8f18e31c4441 | 3852:8a9a1a7e1698 |
|---|---|
| 867 """ | 867 """ |
| 868 if st is None: | 868 if st is None: |
| 869 st = fstat(f) | 869 st = fstat(f) |
| 870 return st.st_uid == os.getuid() | 870 return st.st_uid == os.getuid() |
| 871 | 871 |
| 872 def _buildencodefun(): | |
| 873 e = '_' | |
| 874 win_reserved = [ord(x) for x in '|\?*<":>+[]'] | |
| 875 cmap = dict([ (chr(x), chr(x)) for x in xrange(127) ]) | |
| 876 for x in (range(32) + range(126, 256) + win_reserved): | |
| 877 cmap[chr(x)] = "~%02x" % x | |
| 878 for x in range(ord("A"), ord("Z")+1) + [ord(e)]: | |
| 879 cmap[chr(x)] = e + chr(x).lower() | |
| 880 dmap = {} | |
| 881 for k, v in cmap.iteritems(): | |
| 882 dmap[v] = k | |
| 883 def decode(s): | |
| 884 i = 0 | |
| 885 while i < len(s): | |
| 886 for l in xrange(1, 4): | |
| 887 try: | |
| 888 yield dmap[s[i:i+l]] | |
| 889 i += l | |
| 890 break | |
| 891 except KeyError: | |
| 892 pass | |
| 893 else: | |
| 894 raise KeyError | |
| 895 return (lambda s: "".join([cmap[c] for c in s]), | |
| 896 lambda s: "".join(list(decode(s)))) | |
| 897 | |
| 898 encodefilename, decodefilename = _buildencodefun() | |
| 899 | |
| 872 | 900 |
| 873 def opener(base, audit=True): | 901 def opener(base, audit=True): |
| 874 """ | 902 """ |
| 875 return a function that opens files relative to base | 903 return a function that opens files relative to base |
| 876 | 904 |