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fix a bug where hg could remove file ending with .tmp

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util.opener used a fixed filename for writing tempfile
instead of using the tempfile module.
This commit is contained in:
Benoit Boissinot 2005-10-28 17:18:50 -07:00
parent 87e35504f4
commit bc51f024c7
1 changed files with 11 additions and 2 deletions
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13
mercurial/util.py
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@ -377,8 +377,17 @@ def opener(base):
os.makedirs(d)
else:
if nlink > 1:
file(f + ".tmp", "wb").write(file(f, "rb").read())
rename(f+".tmp", f)
d, fn = os.path.split(f)
fd, temp = tempfile.mkstemp(prefix=fn, dir=d)
fp = os.fdopen(fd, "wb")
try:
fp.write(file(f, "rb").read())
except:
try: os.unlink(temp)
except: pass
raise
fp.close()
rename(temp, f)
return file(f, mode)