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solver: unallowed pinning is worse than changing installed package

cute-signatures
Timo Teräs 2012-02-24 16:27:51 +02:00
parent 1c1914344e
commit 97d44b5a00
2 changed files with 17 additions and 10 deletions
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17
src/solver.c
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@ -350,7 +350,7 @@ static int get_topology_score(
unsigned int repos;
unsigned short preferred_pinning, allowed_pinning;
unsigned int preferred_repos, allowed_repos;
int score_locked = TRUE;
int score_locked = TRUE, sticky_installed = FALSE;
score = (struct apk_score) {
.conflicts = ps->conflicts,
@ -375,6 +375,8 @@ static int get_topology_score(
/* not upgrading: it is not preferred to change package */
if (pkg->ipkg == NULL && ns->originally_installed)
score.non_preferred_actions++;
else
sticky_installed = TRUE;
} else {
score_locked = FALSE;
}
@ -389,16 +391,11 @@ static int get_topology_score(
if (ns->locked || (ns->allowed_pinning | ns->maybe_pinning) == ns->allowed_pinning) {
allowed_pinning = ns->allowed_pinning | preferred_pinning | APK_DEFAULT_PINNING_MASK;
allowed_repos = get_pinning_mask_repos(ss->db, allowed_pinning);
if (!(repos & allowed_repos))
if (!(repos & allowed_repos)) {
if (sticky_installed)
score.non_preferred_actions++;
score.non_preferred_pinnings += 16;
#if 0
if (allowed_pinning & ~APK_DEFAULT_PINNING_MASK)
fprintf(stdout, PKG_VER_FMT": allow: %x, in: %x, reallyin: %x. score="SCORE_FMT"\n",
PKG_VER_PRINTF(pkg),
allowed_repos, repos, pkg->repos,
SCORE_PRINTF(&score));
#endif
}
} else {
score_locked = FALSE;
}

10
test/pinning10.test Normal file
View File

@ -0,0 +1,10 @@
@ARGS
--test-repo basic.repo
--test-repo testing:pinning.repo
--test-instdb pinning.installed
--test-world "a@testing"
add a
@EXPECT
(1/2) Downgrading a (3 -> 2)
(2/2) Purging c (3)
OK: 0 MiB in 3 packages