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prefer selecting packages by their primary name

cute-signatures
Timo Teräs 2018-11-12 14:16:36 +02:00
parent a86c8ed082
commit 47570f80e9
3 changed files with 25 additions and 8 deletions
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1
src/apk_database.h
View File

@ -101,6 +101,7 @@ struct apk_name {
struct apk_name_array *rinstall_if; struct apk_name_array *rinstall_if;
unsigned is_dependency : 1; unsigned is_dependency : 1;
unsigned auto_select_virtual: 1; unsigned auto_select_virtual: 1;
unsigned priority : 2;
unsigned int foreach_genid; unsigned int foreach_genid;
union { union {
struct apk_solver_name_state ss; struct apk_solver_name_state ss;

8
src/database.c
View File

@ -1439,9 +1439,11 @@ static int apk_db_name_rdepends(apk_hash_item item, void *pctx)
struct apk_provider *p; struct apk_provider *p;
struct apk_dependency *dep; struct apk_dependency *dep;
struct apk_name_array *touched; struct apk_name_array *touched;
unsigned num_virtual = 0;
apk_name_array_init(&touched); apk_name_array_init(&touched);
foreach_array_item(p, name->providers) { foreach_array_item(p, name->providers) {
num_virtual += (p->pkg->name != name);
foreach_array_item(dep, p->pkg->depends) { foreach_array_item(dep, p->pkg->depends) {
rname = dep->name; rname = dep->name;
rname->is_dependency |= !dep->conflict; rname->is_dependency |= !dep->conflict;
@ -1460,6 +1462,12 @@ static int apk_db_name_rdepends(apk_hash_item item, void *pctx)
} }
} }
} }
if (num_virtual == 0)
name->priority = 0;
else if (num_virtual != name->providers->num)
name->priority = 1;
else
name->priority = 2;
foreach_array_item(n0, touched) foreach_array_item(n0, touched)
(*n0)->state_int = 0; (*n0)->state_int = 0;
apk_name_array_free(&touched); apk_name_array_free(&touched);

24
src/solver.c
View File

@ -972,6 +972,20 @@ static int cmp_pkgname(const void *p1, const void *p2)
return strcmp(d1->name->name, d2->name->name); return strcmp(d1->name->name, d2->name->name);
} }
static int compare_name_dequeue(const struct apk_name *a, const struct apk_name *b)
{
int r;
r = (!!a->ss.requirers) - (!!b->ss.requirers);
if (r) return -r;
r = (int)a->priority - (int)b->priority;
if (r) return r;
r = a->ss.max_dep_chain - b->ss.max_dep_chain;
return -r;
}
int apk_solver_solve(struct apk_database *db, int apk_solver_solve(struct apk_database *db,
unsigned short solver_flags, unsigned short solver_flags,
struct apk_dependency_array *world, struct apk_dependency_array *world,
@ -1022,14 +1036,8 @@ restart:
name = name0; name = name0;
break; break;
} }
if (name == NULL) if (!name || compare_name_dequeue(name0, name) < 0)
goto prefer; name = name0;
if ((!!name0->ss.requirers) - (!!name->ss.requirers) < 0)
continue;
if (name0->ss.max_dep_chain - name->ss.max_dep_chain < 0)
continue;
prefer:
name = name0;
} }
if (name == NULL) if (name == NULL)
break; break;