Function clingo_sys::clingo_backend_weight_rule
[−]
[src]
pub unsafe extern "C" fn clingo_backend_weight_rule(
backend: *mut clingo_backend_t,
choice: bool,
head: *const clingo_atom_t,
head_size: usize,
lower_bound: clingo_weight_t,
body: *const clingo_weighted_literal_t,
body_size: usize
) -> bool
Add a weight rule to the program.
@attention All weights and the lower bound must be positive.
Parameters:
backend
the target backendchoice
determines if the head is a choice or a disjunctionhead
the head atomshead_size
the number of atoms in the headlower_bound
the lower bound of the weight rulebody
the weighted body literalsbody_size
the number of weighted literals in the body
Returns whether the call was successful; might set one of the following error codes: - ::clingo_error_bad_alloc