+static inline void
+queue_push3(Queue *q, Id id1, Id id2, Id id3)
+{
+ queue_push(q, id1);
+ queue_push2(q, id2, id3);
+}
+
+static void
+add_expanded_replace(Solver *solv, Id p, Id rp, Queue *q)
+{
+ int illegal = policy_is_illegal(solv, solv->pool->solvables + p, solv->pool->solvables + rp, 0);
+ if ((illegal & POLICY_ILLEGAL_DOWNGRADE) != 0)
+ queue_push3(q, SOLVER_SOLUTION_REPLACE_DOWNGRADE, p, rp);
+ if ((illegal & POLICY_ILLEGAL_ARCHCHANGE) != 0)
+ queue_push3(q, SOLVER_SOLUTION_REPLACE_ARCHCHANGE, p, rp);
+ if ((illegal & POLICY_ILLEGAL_VENDORCHANGE) != 0)
+ queue_push3(q, SOLVER_SOLUTION_REPLACE_VENDORCHANGE, p, rp);
+ if ((illegal & POLICY_ILLEGAL_NAMECHANGE) != 0)
+ queue_push3(q, SOLVER_SOLUTION_REPLACE_NAMECHANGE, p, rp);
+ if (!illegal || (illegal & ~(POLICY_ILLEGAL_DOWNGRADE | POLICY_ILLEGAL_ARCHCHANGE | POLICY_ILLEGAL_VENDORCHANGE | POLICY_ILLEGAL_NAMECHANGE)))
+ queue_push3(q, SOLVER_SOLUTION_REPLACE, p, rp);
+}
+
+/* solutionelements are (type, p, rp) triplets */
+void
+solver_all_solutionelements(Solver *solv, Id problem, Id solution, int expandreplaces, Queue *q)
+{
+ int i, cnt;
+ Id solidx = solv->problems.elements[problem * 2 - 1];
+ solidx = solv->solutions.elements[solidx + solution];
+ queue_empty(q);
+ if (!solidx)
+ return;
+ cnt = solv->solutions.elements[solidx++];
+ for (i = 0; i < cnt; i++)
+ {
+ Id p = solv->solutions.elements[solidx++];
+ Id rp = solv->solutions.elements[solidx++];
+ if (p > 0)
+ {
+ if (rp && expandreplaces)
+ add_expanded_replace(solv, p, rp, q);
+ else
+ queue_push3(q, rp ? SOLVER_SOLUTION_REPLACE : SOLVER_SOLUTION_ERASE, p, rp);
+ }
+ else
+ queue_push3(q, p, rp, 0);
+ }
+}
+