Implement distro-sync.

[people/stevee/pakfire.git] / python / src / solver.c

diff --git a/python/src/solver.c b/python/src/solver.c
index 54e12947d534eec6e143317a07d91214d850127b..87704df7e829b88b7031ae2d53e88cc77635ff7b 100644 (file)
--- a/python/src/solver.c
+++ b/python/src/solver.c
@@ -56,6 +56,9 @@ PyObject* Solver_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
        /* enable splitprovides by default */
        solver_set_flag(self->_solver, SOLVER_FLAG_SPLITPROVIDES, 1);
 
+       /* keep explicit obsoletes */
+       solver_set_flag(self->_solver, SOLVER_FLAG_KEEP_EXPLICIT_OBSOLETES, 1);
+
        return (PyObject *)self;
 }
 
@@ -192,15 +195,22 @@ PyObject *Solver_set_do_split_provides(SolverObject *self, PyObject *args) {
 
 PyObject *Solver_solve(SolverObject *self, PyObject *args) {
        RequestObject *request;
+       int force_best = 0;
        int res = 0;
 
-       if (!PyArg_ParseTuple(args, "O", &request)) {
+       if (!PyArg_ParseTuple(args, "O|i", &request, &force_best)) {
                return NULL;
        }
 
        // Make sure, the pool is prepared.
        _Pool_prepare(self->_solver->pool);
 
+       /* Force best solution. */
+       if (force_best) {
+               for (int i = 0; i < request->_queue.count; i += 2)
+                       request->_queue.elements[i] |= SOLVER_FORCEBEST;
+       }
+
        res = solver_solve(self->_solver, &request->_queue);
 
 #ifdef DEBUG