diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/bus.py | 32 |
1 files changed, 25 insertions, 7 deletions
@@ -232,32 +232,50 @@ class Bus: return message - def chown(self, owner : int, group : int): + def chown(self, owner : int = None, group : int = None): ''' Change the ownership of a bus `os.stat` can be used of the bus's associated file to get the bus's ownership - @param owner:int The user ID of the bus's new owner - @param group:int The group ID of the bus's new group + @param owner:int? The user ID of the bus's new owner, if `None`, keep current + @param group:int? The group ID of the bus's new group, if `None`, keep current ''' from native_bus import bus_chown_wrapped + if (owner is None) or (group is None): + from os import stat + attr = stat(self.pathname) + if owner is None: owner = attr.st_uid + if group is None: group = attr.st_gid (r, e) = bus_chown_wrapped(self.pathname, owner, group) if r == -1: raise self.__oserror(e) - def chmod(self, mode : int): + def chmod(self, mode : int, mask : int = None): ''' Change the permissions for a bus `os.stat` can be used of the bus's associated file to get the bus's permissions - @param mode:int The permissions of the bus, any permission for a user implies - full permissions for that user, except only the owner may - edit the bus's associated file + @param mode:int The permissions of the bus, any permission for a user implies + full permissions for that user, except only the owner may + edit the bus's associated file + @param mask:int? Bits to clear before setting the bits in `mode`, if `None`, + all bits are cleared ''' from native_bus import bus_chmod_wrapped + if mask is not None: + from os import stat + current = stat(self.pathname).st_mode + if current & 0o700: current |= 0o700 + if current & 0o70: current |= 0o70 + if current & 0o7: current |= 0o7 + if mask & 0o700: mask |= 0o700 + if mask & 0o70: mask |= 0o70 + if mask & 0o7: mask |= 0o7 + current &= ~mask + mode |= current (r, e) = bus_chmod_wrapped(self.pathname, mode) if r == -1: raise self.__oserror(e) |