Mercurial > public > mercurial-scm > hg-stable

comparison mercurial/util.py @ 4378:e33ad7cea15f

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Do not automatically rename an atomicfile if a write to it has generated an exception.
author Brendan Cully <brendan@kublai.com>
date Wed, 25 Apr 2007 13:14:01 -0700
parents d7ad1e42a368
children f9cd48bd8625
comparison
equal deleted inserted replaced
4377:4759da3e4dc8 4378:e33ad7cea15f
1159 posixfile.close(self) 1159 posixfile.close(self)
1160 1160
1161 class atomicfile(atomictempfile): 1161 class atomicfile(atomictempfile):
1162 """the file will only be copied on close""" 1162 """the file will only be copied on close"""
1163 def __init__(self, name, mode): 1163 def __init__(self, name, mode):
1164 self._err = False
1164 atomictempfile.__init__(self, name, mode) 1165 atomictempfile.__init__(self, name, mode)
1166 def write(self, s):
1167 try:
1168 atomictempfile.write(self, s)
1169 except:
1170 self._err = True
1171 raise
1165 def close(self): 1172 def close(self):
1166 self.rename() 1173 self.rename()
1167 def __del__(self): 1174 def __del__(self):
1168 self.rename() 1175 if not self._err:
1176 self.rename()
1169 1177
1170 def o(path, mode="r", text=False, atomic=False, atomictemp=False): 1178 def o(path, mode="r", text=False, atomic=False, atomictemp=False):
1171 if audit_p: 1179 if audit_p:
1172 audit_path(path) 1180 audit_path(path)
1173 f = os.path.join(p, path) 1181 f = os.path.join(p, path)