comparison mercurial/lock.py @ 19927:76c83107a724

lock: handle race in trylock/testlock on Windows

readlock may raise IOError if the system does not support symlink.

19926:0f99747202f9

        The lock file is only deleted when None is returned.

        """
        try:
            locker = util.readlock(self.f)
        except OSError, why:
            if why.errno == errno.ENOENT:
                return None
            raise
        try:
            host, pid = locker.split(":", 1)

19927:76c83107a724

        The lock file is only deleted when None is returned.

        """
        try:
            locker = util.readlock(self.f)
        except (OSError, IOError), why:
            if why.errno == errno.ENOENT:
                return None
            raise
        try:
            host, pid = locker.split(":", 1)