Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/util.py @ 456:d6ac88a738c4
More FAQ bits.
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More FAQ bits.
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author | mpm@selenic.com |
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date | Thu, 23 Jun 2005 21:46:02 -0800 |
parents | e8af362cfb01 |
children | 9ae0034f2772 50da4bb9cab6 |
rev | line source |
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1 # util.py - utility functions and platform specfic implementations |
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2 # |
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3 # Copyright 2005 K. Thananchayan <thananck@yahoo.com> |
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4 # |
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5 # This software may be used and distributed according to the terms |
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6 # of the GNU General Public License, incorporated herein by reference. |
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7 |
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8 import os |
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9 |
421 | 10 def rename(src, dst): |
11 try: | |
12 os.rename(src, dst) | |
13 except: | |
14 os.unlink(dst) | |
15 os.rename(src, dst) | |
16 | |
17 # Platfor specific varients | |
419
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18 if os.name == 'nt': |
441 | 19 def is_exec(f, last): |
20 return last | |
21 | |
22 def set_exec(f, mode): | |
23 pass | |
24 | |
419
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25 def pconvert(path): |
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26 return path.replace("\\", "/") |
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27 |
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28 def makelock(info, pathname): |
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29 ld = os.open(pathname, os.O_CREAT | os.O_WRONLY | os.O_EXCL) |
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30 os.write(ld, info) |
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31 os.close(ld) |
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32 |
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33 def readlock(pathname): |
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34 return file(pathname).read() |
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35 else: |
441 | 36 def is_exec(f, last): |
37 return (os.stat(f).st_mode & 0100 != 0) | |
38 | |
39 def set_exec(f, mode): | |
40 s = os.stat(f).st_mode | |
41 if (s & 0100 != 0) == mode: | |
42 return | |
43 if mode: | |
44 # Turn on +x for every +r bit when making a file executable | |
45 # and obey umask. | |
46 umask = os.umask(0) | |
47 os.umask(umask) | |
48 os.chmod(f, s | (s & 0444) >> 2 & ~umask) | |
49 else: | |
50 os.chmod(f, s & 0666) | |
51 | |
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52 def pconvert(path): |
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53 return path |
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54 |
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55 def makelock(info, pathname): |
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56 os.symlink(info, pathname) |
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57 |
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58 def readlock(pathname): |
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59 return os.readlink(pathname) |
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60 |
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61 |