From the NannyMUD documentation

LAST CHANGE

2001-08-12

FUNCTION

NAME
        block_add_hp_hook - 


AVAILABILITY
	/obj/living_functions

DESCRIPTION
	This hook is called whenever a living gets or loses hp. If it
	returns non-zero, the living's hp will not change.

	STANDARD ARGUMENTS

	block_add_hp_hook(
	  ({ The change (negative for hp loss),
	     The amount of hp before the adding,
	     The previous object, ie the caller,
	     The ignore flag, ie all checks are ignored.
	  }),
	  the living
	)


SEE ALSO
        add_hp_hook in hooks/add_hp_hook


SEE ALSO
        value_add_hp_hook in hooks/value_add_hp_hook


SEE ALSO
        add_sp_hook in hooks/add_sp_hook