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comparison mercurial/posix.py @ 17560:9ee25d7b1aed

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util: implement a faster os.path.split for posix systems This is not yet used.
author Bryan O'Sullivan <bryano@fb.com>
date Fri, 14 Sep 2012 12:08:17 -0700
parents fc24c10424d2
children 74912fe3d718
comparison
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17559:83785bb56062 17560:9ee25d7b1aed
17 rename = os.rename 17 rename = os.rename
18 expandglobs = False 18 expandglobs = False
19 19
20 umask = os.umask(0) 20 umask = os.umask(0)
21 os.umask(umask) 21 os.umask(umask)
22
23 def split(p):
24 '''Same as os.path.split, but faster'''
25 ht = p.rsplit('/', 1)
26 if len(ht) == 1:
27 return '', p
28 nh = ht[0].rstrip('/')
29 if nh:
30 return nh, ht[1]
31 return ht
22 32
23 def openhardlinks(): 33 def openhardlinks():
24 '''return true if it is safe to hold open file handles to hardlinks''' 34 '''return true if it is safe to hold open file handles to hardlinks'''
25 return True 35 return True
26 36