Imported Upstream version 0.7.27

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

diff --git a/src/solver.h b/src/solver.h
index 287003c..34c045e 100644 (file)
--- a/src/solver.h
+++ b/src/solver.h
@@ -302,8 +302,11 @@ typedef struct s_Solver Solver;
 #define SOLVER_REASON_WEAKDEP          7
 #define SOLVER_REASON_RESOLVE_ORPHAN   8
 
-#define SOLVER_REASON_RECOMMENDED      16
-#define SOLVER_REASON_SUPPLEMENTED     17
+#define SOLVER_REASON_RECOMMENDED      16              /* deprecated */
+#define SOLVER_REASON_SUPPLEMENTED     17              /* deprecated */
+
+#define SOLVER_REASON_UNSOLVABLE       18
+#define SOLVER_REASON_PREMISE          19
 
 
 #define SOLVER_FLAG_ALLOW_DOWNGRADE            1
@@ -343,6 +346,16 @@ typedef struct s_Solver Solver;
 #define SOLVER_ALTERNATIVE_TYPE_RECOMMENDS     2
 #define SOLVER_ALTERNATIVE_TYPE_SUGGESTS       3
 
+/* solver_get_decisionlist / solver_get_learnt flags */
+#define SOLVER_DECISIONLIST_SOLVABLE           (1 << 1)
+#define SOLVER_DECISIONLIST_PROBLEM            (1 << 2)
+#define SOLVER_DECISIONLIST_LEARNTRULE         (1 << 3)
+#define SOLVER_DECISIONLIST_WITHINFO           (1 << 8)
+#define SOLVER_DECISIONLIST_SORTED             (1 << 9)
+#define SOLVER_DECISIONLIST_MERGEDINFO         (1 << 10)
+
+#define SOLVER_DECISIONLIST_TYPEMASK           (0xff)
+
 extern Solver *solver_create(Pool *pool);
 extern void solver_free(Solver *solv);
 extern int  solver_solve(Solver *solv, Queue *job);
@@ -363,10 +376,16 @@ extern void pool_add_userinstalled_jobs(Pool *pool, Queue *q, Queue *job, int fl
 extern void solver_get_cleandeps(Solver *solv, Queue *cleandepsq);
 
 extern int  solver_describe_decision(Solver *solv, Id p, Id *infop);
-extern void solver_describe_weakdep_decision(Solver *solv, Id p, Queue *whyq);
+
+extern void solver_get_decisionlist(Solver *solv, Id p, int flags, Queue *decisionlistq);
+extern void solver_get_decisionlist_multiple(Solver *solv, Queue *pq, int flags, Queue *decisionlistq);
+extern void solver_get_learnt(Solver *solv, Id id, int flags, Queue *q);
+extern void solver_decisionlist_solvables(Solver *solv, Queue *decisionlistq, int pos, Queue *q);
+extern int solver_decisionlist_merged(Solver *solv, Queue *decisionlistq, int pos);
 
 extern int solver_alternatives_count(Solver *solv);
 extern int solver_get_alternative(Solver *solv, Id alternative, Id *idp, Id *fromp, Id *chosenp, Queue *choices, int *levelp);
+extern int solver_alternativeinfo(Solver *solv, int type, Id id, Id from, Id *fromp, Id *top, Id *depp);
 
 extern void solver_calculate_multiversionmap(Pool *pool, Queue *job, Map *multiversionmap);
 extern void solver_calculate_noobsmap(Pool *pool, Queue *job, Map *multiversionmap);   /* obsolete */
@@ -378,11 +397,21 @@ extern int solver_calc_installsizechange(Solver *solv);
 extern void pool_job2solvables(Pool *pool, Queue *pkgs, Id how, Id what);
 extern int  pool_isemptyupdatejob(Pool *pool, Id how, Id what);
 
+/* decisioninfo merging */
+extern int solver_calc_decisioninfo_bits(Solver *solv, Id decision, int type, Id from, Id to, Id dep);
+extern int solver_merge_decisioninfo_bits(Solver *solv, int state1, int type1, Id from1, Id to1, Id dep1, int state2, int type2, Id from2, Id to2, Id dep2);
+
 extern const char *solver_select2str(Pool *pool, Id select, Id what);
 extern const char *pool_job2str(Pool *pool, Id how, Id what, Id flagmask);
 extern const char *solver_alternative2str(Solver *solv, int type, Id id, Id from);
+extern const char *solver_reason2str(Solver *solv, int reason);
+extern const char *solver_decisionreason2str(Solver *solv, Id decision, int reason, Id info);
+extern const char *solver_decisioninfo2str(Solver *solv, int bits, int type, Id from, Id to, Id dep);
 
 
+/* deprecated, use solver_allweakdepinfos/solver_weakdepinfo instead */
+extern void solver_describe_weakdep_decision(Solver *solv, Id p, Queue *whyq);
+
 /* iterate over all literals of a rule */
 #define FOR_RULELITERALS(l, pp, r)                             \
     for (pp = r->d < 0 ? -r->d - 1 : r->d,                     \