implement SOLVER_FLAG_BREAK_ORPHANS

[platform/upstream/libsolv.git] / src / solver.c

diff --git a/src/solver.c b/src/solver.c
index 054567e..282dd78 100644 (file)
--- a/src/solver.c
+++ b/src/solver.c
@@ -1573,6 +1573,7 @@ solver_free(Solver *solv)
   queuep_free(&solv->installsuppdepq);
   queuep_free(&solv->recommendscplxq);
   queuep_free(&solv->suggestscplxq);
+  queuep_free(&solv->brokenorphanrules);
 
   map_free(&solv->recommendsmap);
   map_free(&solv->suggestsmap);
@@ -2687,6 +2688,26 @@ solver_run_sat(Solver *solv, int disablerules, int doweak)
                break;
              continue;         /* back to main loop */
            }
+          if (solv->brokenorphanrules)
+           {
+             solver_check_brokenorphanrules(solv, &dq);
+             if (dq.count)
+               {
+                 policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE);
+                 for (i = 0; i < dq.count; i++)
+                   {
+                     p = dq.elements[i];
+                     POOL_DEBUG(SOLV_DEBUG_POLICY, "installing orphaned dep %s\n", pool_solvid2str(pool, p));
+                     olevel = level;
+                     level = setpropagatelearn(solv, level, p, 0, 0);
+                     if (level < olevel)
+                       break;
+                   }
+                 if (level == 0)
+                   break;
+                 continue;
+               }
+           }
        }
 
      /* one final pass to make sure we decided all installed packages */
@@ -3303,6 +3324,7 @@ solver_solve(Solver *solv, Queue *job)
       queuep_free(&solv->suggestscplxq);
       solv->recommends_index = 0;
     }
+  queuep_free(&solv->brokenorphanrules);
   solv->specialupdaters = solv_free(solv->specialupdaters);
 
 
@@ -3880,6 +3902,10 @@ solver_solve(Solver *solv, Queue *job)
   /* disable update rules that conflict with our job */
   solver_disablepolicyrules(solv);
 
+  /* break orphans if requested */
+  if (solv->dupmap_all && solv->orphaned.count && solv->break_orphans)
+    solver_breakorphans(solv);
+
   /* make initial decisions based on assertion rules */
   makeruledecisions(solv);
   POOL_DEBUG(SOLV_DEBUG_SOLVER, "problems so far: %d\n", solv->problems.count);