implement SOLVER_FORCRBEST for install/up/dup
[platform/upstream/libsolv.git] / src / problems.h
1 /*
2  * Copyright (c) 2007-2009, Novell Inc.
3  *
4  * This program is licensed under the BSD license, read LICENSE.BSD
5  * for further information
6  */
7
8 /*
9  * problems.h
10  *
11  */
12
13 #ifndef LIBSOLV_PROBLEMS_H
14 #define LIBSOLV_PROBLEMS_H
15
16 #ifdef __cplusplus
17 extern "C" {
18 #endif
19
20
21 struct _Solver;
22
23 #define SOLVER_SOLUTION_JOB             (0)
24 #define SOLVER_SOLUTION_DISTUPGRADE     (-1)
25 #define SOLVER_SOLUTION_INFARCH         (-2)
26 #define SOLVER_SOLUTION_BEST            (-3)
27
28 void solver_disableproblem(struct _Solver *solv, Id v);
29 void solver_enableproblem(struct _Solver *solv, Id v);
30 int solver_prepare_solutions(struct _Solver *solv);
31
32 unsigned int solver_problem_count(struct _Solver *solv);
33 Id solver_next_problem(struct _Solver *solv, Id problem);
34 unsigned int solver_solution_count(struct _Solver *solv, Id problem);
35 Id solver_next_solution(struct _Solver *solv, Id problem, Id solution);
36 unsigned int solver_solutionelement_count(struct _Solver *solv, Id problem, Id solution);
37 Id solver_solutionelement_internalid(struct _Solver *solv, Id problem, Id solution);
38 Id solver_solutionelement_extrajobflags(struct _Solver *solv, Id problem, Id solution);
39 Id solver_next_solutionelement(struct _Solver *solv, Id problem, Id solution, Id element, Id *p, Id *rp);
40
41 void solver_take_solutionelement(struct _Solver *solv, Id p, Id rp, Id extrajobflags, Queue *job);
42 void solver_take_solution(struct _Solver *solv, Id problem, Id solution, Queue *job);
43
44 Id solver_findproblemrule(struct _Solver *solv, Id problem);
45 void solver_findallproblemrules(struct _Solver *solv, Id problem, Queue *rules);
46
47 #ifdef __cplusplus
48 }
49 #endif
50
51 #endif