solver: fix name assignment logic to not mess up internal state

Should get rid of error messages like:
ERROR: Saved_score {4/0/0,74} != score {6/0/0,74}
cute-signatures
Timo Teräs 2013-01-18 11:38:31 +02:00
parent e50da7e4a5
commit 86a7338575
1 changed files with 10 additions and 11 deletions

View File

@ -699,16 +699,15 @@ static void untrigger_install_if(struct apk_solver_state *ss,
static inline void assign_name(
struct apk_solver_state *ss, struct apk_name *name, struct apk_provider p)
{
if (p.version == &apk_null_blob) {
if (name->ss.locked &&
(p.version != &apk_null_blob || name->ss.chosen.version != &apk_null_blob)) {
/* Assigning locked name with version is a problem;
* generally package providing same name twice */
if (name->ss.locked && name->ss.chosen.version != &apk_null_blob)
ss->impossible_state = 1;
} else {
/* Similar to above */
if (name->ss.locked)
name->ss.locked++;
ss->impossible_state = 1;
return;
}
if (!name->ss.locked)
name->ss.chosen = p;
name->ss.locked++;
if (list_hashed(&name->ss.unsolved_list)) {
@ -850,15 +849,15 @@ static void undo_decision(struct apk_solver_state *ss,
foreach_rinstall_if_pkg(ss, pkg, untrigger_install_if);
foreach_dependency(ss, pkg->depends, undo_constraint);
get_topology_score(ss, pkg, &score);
subscore(&ss->score, &score);
unassign_name(ss, pkg->name);
for (i = 0; i < pkg->provides->num; i++) {
struct apk_dependency *p = &pkg->provides->item[i];
unassign_name(ss, p->name);
}
ss->assigned_names--;
get_topology_score(ss, pkg, &score);
subscore(&ss->score, &score);
}
ps->locked = 0;
} else {