#include "pool.h"
#include "util.h"
#include "policy.h"
+#include "poolarch.h"
#include "solverdebug.h"
+#include "cplxdeps.h"
#define RULES_BLOCK 63
rd = GETRELDEP(pool, dep);
if (rd->flags != REL_WITH)
return 0;
- FOR_PROVIDES(p, pp, dep)
+ /*
+ * things are a bit tricky here if pool->addedprovides == 1, because most split-provides are in
+ * a non-standard location. If we simply call pool_whatprovides, we'll drag in the complete
+ * file list. Instead we rely on pool_addfileprovides ignoring the addfileprovidesfiltered flag
+ * for installed packages and check the lazywhatprovidesq (ignoring the REL_WITH part, but
+ * we filter the package name further down anyway).
+ */
+ if (pool->addedfileprovides == 1 && !ISRELDEP(rd->evr) && !pool->whatprovides[rd->evr])
+ pp = pool_searchlazywhatprovidesq(pool, rd->evr);
+ else
+ pp = pool_whatprovides(pool, dep);
+ while ((p = pool->whatprovidesdata[pp++]) != 0)
{
/* here we have packages that provide the correct name and contain the path,
* now do extra filtering */
return 0;
}
+/* mirrors solver_dep_installed, but returns 2 if a
+ * dependency listed in solv->installsuppdepq was involved */
+static int
+solver_check_installsuppdepq_dep(Solver *solv, Id dep)
+{
+ Pool *pool = solv->pool;
+ Id p, pp;
+ Queue *q;
+
+ if (ISRELDEP(dep))
+ {
+ Reldep *rd = GETRELDEP(pool, dep);
+ if (rd->flags == REL_AND)
+ {
+ int r2, r1 = solver_check_installsuppdepq_dep(solv, rd->name);
+ if (!r1)
+ return 0;
+ r2 = solver_check_installsuppdepq_dep(solv, rd->evr);
+ if (!r2)
+ return 0;
+ return r1 == 2 || r2 == 2 ? 2 : 1;
+ }
+ if (rd->flags == REL_OR)
+ {
+ int r2, r1 = solver_check_installsuppdepq_dep(solv, rd->name);
+ r2 = solver_check_installsuppdepq_dep(solv, rd->evr);
+ if (!r1 && !r2)
+ return 0;
+ return r1 == 2 || r2 == 2 ? 2 : 1;
+ }
+ if (rd->flags == REL_NAMESPACE && rd->name == NAMESPACE_SPLITPROVIDES)
+ return solver_splitprovides(solv, rd->evr);
+ if (rd->flags == REL_NAMESPACE && rd->name == NAMESPACE_INSTALLED)
+ return solver_dep_installed(solv, rd->evr);
+ if (rd->flags == REL_NAMESPACE && (q = solv->installsuppdepq) != 0)
+ {
+ int i;
+ for (i = 0; i < q->count; i++)
+ if (q->elements[i] == dep || q->elements[i] == rd->name)
+ return 2;
+ }
+ }
+ FOR_PROVIDES(p, pp, dep)
+ if (solv->decisionmap[p] > 0)
+ return 1;
+ return 0;
+}
+
+static int
+solver_check_installsuppdepq(Solver *solv, Solvable *s)
+{
+ Id sup, *supp;
+ supp = s->repo->idarraydata + s->supplements;
+ while ((sup = *supp++) != 0)
+ if (solver_check_installsuppdepq_dep(solv, sup) == 2)
+ return 1;
+ return 0;
+}
static Id
autouninstall(Solver *solv, Id *problem)
{
/* check if identical to feature rule */
Id p = solv->rules[v].p;
+ Rule *r;
if (p <= 0)
continue;
- Rule *r = solv->rules + solv->featurerules + (p - solv->installed->start);
+ r = solv->rules + solv->featurerules + (p - solv->installed->start);
if (!r->p)
{
/* update rule == feature rule */
/************************************************************************/
/*
+ * enable/disable learnt rules
+ *
+ * we have enabled or disabled some of our rules. We now reenable all
+ * of our learnt rules except the ones that were learnt from rules that
+ * are now disabled.
+ */
+static void
+enabledisablelearntrules(Solver *solv)
+{
+ Pool *pool = solv->pool;
+ Rule *r;
+ Id why, *whyp;
+ int i;
+
+ POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "enabledisablelearntrules called\n");
+ for (i = solv->learntrules, r = solv->rules + i; i < solv->nrules; i++, r++)
+ {
+ whyp = solv->learnt_pool.elements + solv->learnt_why.elements[i - solv->learntrules];
+ while ((why = *whyp++) != 0)
+ {
+ assert(why > 0 && why < i);
+ if (solv->rules[why].d < 0)
+ break;
+ }
+ /* why != 0: we found a disabled rule, disable the learnt rule */
+ if (why && r->d >= 0)
+ {
+ IF_POOLDEBUG (SOLV_DEBUG_SOLUTIONS)
+ {
+ POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "disabling ");
+ solver_printruleclass(solv, SOLV_DEBUG_SOLUTIONS, r);
+ }
+ solver_disablerule(solv, r);
+ }
+ else if (!why && r->d < 0)
+ {
+ IF_POOLDEBUG (SOLV_DEBUG_SOLUTIONS)
+ {
+ POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "re-enabling ");
+ solver_printruleclass(solv, SOLV_DEBUG_SOLUTIONS, r);
+ }
+ solver_enablerule(solv, r);
+ }
+ }
+}
+
+
+/*
* make assertion rules into decisions
- *
+ *
* Go through rules and add direct assertions to the decisionqueue.
* If we find a conflict, disable rules and add them to problem queue.
*/
int decisionstart;
int record_proof = 1;
int oldproblemcount;
+ int havedisabled = 0;
/* The system solvable is always installed first */
assert(solv->decisionq.count == 0);
queue_push(&solv->decisionq_why, 0);
solv->decisionmap[SYSTEMSOLVABLE] = 1; /* installed at level '1' */
- /* note that the ruleassertions queue is ordered */
decisionstart = solv->decisionq.count;
- for (ii = 0; ii < solv->ruleassertions.count; ii++)
+ for (;;)
{
- ri = solv->ruleassertions.elements[ii];
- r = solv->rules + ri;
-
- if (r->d < 0 || !r->p || r->w2) /* disabled, dummy or no assertion */
- continue;
- /* do weak rules in phase 2 */
- if (ri < solv->learntrules && MAPTST(&solv->weakrulemap, ri))
- continue;
-
- v = r->p;
- vv = v > 0 ? v : -v;
-
- if (!solv->decisionmap[vv]) /* if not yet decided */
+ /* if we needed to re-run, back up decisions to decisionstart */
+ while (solv->decisionq.count > decisionstart)
{
- queue_push(&solv->decisionq, v);
- queue_push(&solv->decisionq_why, r - solv->rules);
- solv->decisionmap[vv] = v > 0 ? 1 : -1;
- IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
+ v = solv->decisionq.elements[--solv->decisionq.count];
+ --solv->decisionq_why.count;
+ vv = v > 0 ? v : -v;
+ solv->decisionmap[vv] = 0;
+ }
+
+ /* note that the ruleassertions queue is ordered */
+ for (ii = 0; ii < solv->ruleassertions.count; ii++)
+ {
+ ri = solv->ruleassertions.elements[ii];
+ r = solv->rules + ri;
+
+ if (havedisabled && ri >= solv->learntrules)
{
- Solvable *s = solv->pool->solvables + vv;
- if (v < 0)
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "conflicting %s (assertion)\n", pool_solvable2str(solv->pool, s));
+ /* just started with learnt rule assertions. If we have disabled
+ * some rules, adapt the learnt rule status */
+ enabledisablelearntrules(solv);
+ havedisabled = 0;
+ }
+
+ if (r->d < 0 || !r->p || r->w2) /* disabled, dummy or no assertion */
+ continue;
+
+ /* do weak rules in phase 2 */
+ if (ri < solv->learntrules && MAPTST(&solv->weakrulemap, ri))
+ continue;
+
+ v = r->p;
+ vv = v > 0 ? v : -v;
+
+ if (!solv->decisionmap[vv]) /* if not yet decided */
+ {
+ queue_push(&solv->decisionq, v);
+ queue_push(&solv->decisionq_why, r - solv->rules);
+ solv->decisionmap[vv] = v > 0 ? 1 : -1;
+ IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
+ {
+ Solvable *s = solv->pool->solvables + vv;
+ if (v < 0)
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "conflicting %s (assertion)\n", pool_solvable2str(solv->pool, s));
+ else
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "installing %s (assertion)\n", pool_solvable2str(solv->pool, s));
+ }
+ continue;
+ }
+
+ /* check against previous decision: is there a conflict? */
+ if (v > 0 && solv->decisionmap[vv] > 0) /* ok to install */
+ continue;
+ if (v < 0 && solv->decisionmap[vv] < 0) /* ok to remove */
+ continue;
+
+ /*
+ * found a conflict!
+ *
+ * The rule (r) we're currently processing says something
+ * different (v = r->p) than a previous decision (decisionmap[abs(v)])
+ * on this literal
+ */
+
+ if (ri >= solv->learntrules)
+ {
+ /* conflict with a learnt rule */
+ /* can happen when packages cannot be installed for multiple reasons. */
+ /* we disable the learnt rule in this case */
+ /* (XXX: we should really call analyze_unsolvable_rule here!) */
+ solver_disablerule(solv, r);
+ continue;
+ }
+
+ /*
+ * find the decision which is the "opposite" of the rule
+ */
+ for (i = 0; i < solv->decisionq.count; i++)
+ if (solv->decisionq.elements[i] == -v)
+ break;
+ assert(i < solv->decisionq.count); /* assert that we found it */
+ oldproblemcount = solv->problems.count;
+
+ /*
+ * conflict with system solvable ?
+ */
+ if (v == -SYSTEMSOLVABLE)
+ {
+ if (record_proof)
+ {
+ queue_push(&solv->problems, solv->learnt_pool.count);
+ queue_push(&solv->learnt_pool, ri);
+ queue_push(&solv->learnt_pool, 0);
+ }
else
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "installing %s (assertion)\n", pool_solvable2str(solv->pool, s));
+ queue_push(&solv->problems, 0);
+ POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflict with system solvable, disabling rule #%d\n", ri);
+ if (ri >= solv->jobrules && ri < solv->jobrules_end)
+ v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
+ else
+ v = ri;
+ queue_push(&solv->problems, v);
+ queue_push(&solv->problems, 0);
+ if (solv->allowuninstall && v >= solv->featurerules && v < solv->updaterules_end)
+ solv->problems.count = oldproblemcount;
+ solver_disableproblem(solv, v);
+ havedisabled = 1;
+ break; /* start over */
}
- continue;
- }
- /*
- * check against previous decision: is there a conflict ?
- */
- if (v > 0 && solv->decisionmap[vv] > 0) /* ok to install */
- continue;
- if (v < 0 && solv->decisionmap[vv] < 0) /* ok to remove */
- continue;
-
- /*
- * found a conflict!
- *
- * The rule (r) we're currently processing says something
- * different (v = r->p) than a previous decision (decisionmap[abs(v)])
- * on this literal
- */
-
- if (ri >= solv->learntrules)
- {
- /* conflict with a learnt rule */
- /* can happen when packages cannot be installed for
- * multiple reasons. */
- /* we disable the learnt rule in this case */
- solver_disablerule(solv, r);
- continue;
- }
-
- /*
- * find the decision which is the "opposite" of the rule
- */
-
- for (i = 0; i < solv->decisionq.count; i++)
- if (solv->decisionq.elements[i] == -v)
- break;
- assert(i < solv->decisionq.count); /* assert that we found it */
- oldproblemcount = solv->problems.count;
-
- /*
- * conflict with system solvable ?
- */
- if (v == -SYSTEMSOLVABLE)
- {
- if (record_proof)
+ assert(solv->decisionq_why.elements[i] > 0);
+
+ /*
+ * conflict with an rpm rule ?
+ */
+ if (solv->decisionq_why.elements[i] < solv->rpmrules_end)
{
- queue_push(&solv->problems, solv->learnt_pool.count);
- queue_push(&solv->learnt_pool, ri);
- queue_push(&solv->learnt_pool, 0);
+ if (record_proof)
+ {
+ queue_push(&solv->problems, solv->learnt_pool.count);
+ queue_push(&solv->learnt_pool, ri);
+ queue_push(&solv->learnt_pool, solv->decisionq_why.elements[i]);
+ queue_push(&solv->learnt_pool, 0);
+ }
+ else
+ queue_push(&solv->problems, 0);
+ assert(v > 0 || v == -SYSTEMSOLVABLE);
+ POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflict with rpm rule, disabling rule #%d\n", ri);
+ if (ri >= solv->jobrules && ri < solv->jobrules_end)
+ v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
+ else
+ v = ri;
+ queue_push(&solv->problems, v);
+ queue_push(&solv->problems, 0);
+ if (solv->allowuninstall && v >= solv->featurerules && v < solv->updaterules_end)
+ solv->problems.count = oldproblemcount;
+ solver_disableproblem(solv, v);
+ havedisabled = 1;
+ break; /* start over */
}
- else
- queue_push(&solv->problems, 0);
- POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflict with system solvable, disabling rule #%d\n", ri);
- if (ri >= solv->jobrules && ri < solv->jobrules_end)
- v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
- else
- v = ri;
- queue_push(&solv->problems, v);
- queue_push(&solv->problems, 0);
- if (solv->allowuninstall && v >= solv->featurerules && v < solv->updaterules_end)
- solv->problems.count = oldproblemcount;
- solver_disableproblem(solv, v);
- continue;
- }
- assert(solv->decisionq_why.elements[i] > 0);
+ /*
+ * conflict with another job or update/feature rule
+ */
- /*
- * conflict with an rpm rule ?
- */
- if (solv->decisionq_why.elements[i] < solv->rpmrules_end)
- {
+ /* record proof */
if (record_proof)
{
queue_push(&solv->problems, solv->learnt_pool.count);
}
else
queue_push(&solv->problems, 0);
- assert(v > 0 || v == -SYSTEMSOLVABLE);
- POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflict with rpm rule, disabling rule #%d\n", ri);
- if (ri >= solv->jobrules && ri < solv->jobrules_end)
- v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
- else
- v = ri;
- queue_push(&solv->problems, v);
+
+ POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflicting update/job assertions over literal %d\n", vv);
+
+ /*
+ * push all of our rules (can only be feature or job rules)
+ * asserting this literal on the problem stack
+ */
+ for (i = solv->featurerules, rr = solv->rules + i; i < solv->learntrules; i++, rr++)
+ {
+ if (rr->d < 0 /* disabled */
+ || rr->w2) /* or no assertion */
+ continue;
+ if (rr->p != vv /* not affecting the literal */
+ && rr->p != -vv)
+ continue;
+ if (MAPTST(&solv->weakrulemap, i)) /* weak: silently ignore */
+ continue;
+
+ POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, " - disabling rule #%d\n", i);
+ solver_printruleclass(solv, SOLV_DEBUG_UNSOLVABLE, solv->rules + i);
+
+ v = i;
+ if (i >= solv->jobrules && i < solv->jobrules_end)
+ v = -(solv->ruletojob.elements[i - solv->jobrules] + 1);
+ queue_push(&solv->problems, v);
+ }
queue_push(&solv->problems, 0);
- if (solv->allowuninstall && v >= solv->featurerules && v < solv->updaterules_end)
+
+ if (solv->allowuninstall && (v = autouninstall(solv, solv->problems.elements + oldproblemcount + 1)) != 0)
solv->problems.count = oldproblemcount;
- solver_disableproblem(solv, v);
- continue;
- }
- /*
- * conflict with another job or update/feature rule
- */
-
- /* record proof */
- if (record_proof)
- {
- queue_push(&solv->problems, solv->learnt_pool.count);
- queue_push(&solv->learnt_pool, ri);
- queue_push(&solv->learnt_pool, solv->decisionq_why.elements[i]);
- queue_push(&solv->learnt_pool, 0);
+ for (i = oldproblemcount + 1; i < solv->problems.count - 1; i++)
+ solver_disableproblem(solv, solv->problems.elements[i]);
+ havedisabled = 1;
+ break; /* start over */
}
- else
- queue_push(&solv->problems, 0);
-
- POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "conflicting update/job assertions over literal %d\n", vv);
+ if (ii < solv->ruleassertions.count)
+ continue;
/*
- * push all of our rules (can only be feature or job rules)
- * asserting this literal on the problem stack
+ * phase 2: now do the weak assertions
*/
- for (i = solv->featurerules, rr = solv->rules + i; i < solv->learntrules; i++, rr++)
+ for (ii = 0; ii < solv->ruleassertions.count; ii++)
{
- if (rr->d < 0 /* disabled */
- || rr->w2) /* or no assertion */
+ ri = solv->ruleassertions.elements[ii];
+ r = solv->rules + ri;
+ if (r->d < 0 || r->w2) /* disabled or no assertion */
continue;
- if (rr->p != vv /* not affecting the literal */
- && rr->p != -vv)
+ if (ri >= solv->learntrules || !MAPTST(&solv->weakrulemap, ri)) /* skip non-weak */
continue;
- if (MAPTST(&solv->weakrulemap, i)) /* weak: silently ignore */
- continue;
-
- POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, " - disabling rule #%d\n", i);
- solver_printruleclass(solv, SOLV_DEBUG_UNSOLVABLE, solv->rules + i);
-
- v = i;
- if (i >= solv->jobrules && i < solv->jobrules_end)
- v = -(solv->ruletojob.elements[i - solv->jobrules] + 1);
- queue_push(&solv->problems, v);
- }
- queue_push(&solv->problems, 0);
-
- if (solv->allowuninstall && (v = autouninstall(solv, solv->problems.elements + oldproblemcount + 1)) != 0)
- solv->problems.count = oldproblemcount;
-
- for (i = oldproblemcount + 1; i < solv->problems.count - 1; i++)
- solver_disableproblem(solv, solv->problems.elements[i]);
-
- /*
- * start over
- * (back up from decisions)
- */
- while (solv->decisionq.count > decisionstart)
- {
- v = solv->decisionq.elements[--solv->decisionq.count];
- --solv->decisionq_why.count;
+ v = r->p;
vv = v > 0 ? v : -v;
- solv->decisionmap[vv] = 0;
- }
- ii = -1; /* restarts loop at 0 */
- }
- /*
- * phase 2: now do the weak assertions
- */
- for (ii = 0; ii < solv->ruleassertions.count; ii++)
- {
- ri = solv->ruleassertions.elements[ii];
- r = solv->rules + ri;
- if (r->d < 0 || r->w2) /* disabled or no assertion */
- continue;
- if (ri >= solv->learntrules || !MAPTST(&solv->weakrulemap, ri)) /* skip non-weak */
- continue;
- v = r->p;
- vv = v > 0 ? v : -v;
- /*
- * decide !
- * (if not yet decided)
- */
- if (!solv->decisionmap[vv])
- {
- queue_push(&solv->decisionq, v);
- queue_push(&solv->decisionq_why, r - solv->rules);
- solv->decisionmap[vv] = v > 0 ? 1 : -1;
- IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
+ if (!solv->decisionmap[vv]) /* if not yet decided */
{
- Solvable *s = solv->pool->solvables + vv;
- if (v < 0)
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "conflicting %s (weak assertion)\n", pool_solvable2str(solv->pool, s));
- else
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "installing %s (weak assertion)\n", pool_solvable2str(solv->pool, s));
+ queue_push(&solv->decisionq, v);
+ queue_push(&solv->decisionq_why, r - solv->rules);
+ solv->decisionmap[vv] = v > 0 ? 1 : -1;
+ IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
+ {
+ Solvable *s = solv->pool->solvables + vv;
+ if (v < 0)
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "conflicting %s (weak assertion)\n", pool_solvable2str(solv->pool, s));
+ else
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "installing %s (weak assertion)\n", pool_solvable2str(solv->pool, s));
+ }
+ continue;
}
- continue;
- }
- /*
- * previously decided, sane ?
- */
- if (v > 0 && solv->decisionmap[vv] > 0)
- continue;
- if (v < 0 && solv->decisionmap[vv] < 0)
- continue;
-
- POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "assertion conflict, but I am weak, disabling ");
- solver_printrule(solv, SOLV_DEBUG_UNSOLVABLE, r);
-
- if (ri >= solv->jobrules && ri < solv->jobrules_end)
- v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
- else
- v = ri;
- solver_disableproblem(solv, v);
- if (v < 0)
- solver_reenablepolicyrules(solv, -v);
- }
-}
+ /* check against previous decision: is there a conflict? */
+ if (v > 0 && solv->decisionmap[vv] > 0)
+ continue;
+ if (v < 0 && solv->decisionmap[vv] < 0)
+ continue;
+ POOL_DEBUG(SOLV_DEBUG_UNSOLVABLE, "assertion conflict, but I am weak, disabling ");
+ solver_printrule(solv, SOLV_DEBUG_UNSOLVABLE, r);
-/*-------------------------------------------------------------------
- * enable/disable learnt rules
- *
- * we have enabled or disabled some of our rules. We now reenable all
- * of our learnt rules except the ones that were learnt from rules that
- * are now disabled.
- */
-static void
-enabledisablelearntrules(Solver *solv)
-{
- Pool *pool = solv->pool;
- Rule *r;
- Id why, *whyp;
- int i;
-
- POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "enabledisablelearntrules called\n");
- for (i = solv->learntrules, r = solv->rules + i; i < solv->nrules; i++, r++)
- {
- whyp = solv->learnt_pool.elements + solv->learnt_why.elements[i - solv->learntrules];
- while ((why = *whyp++) != 0)
- {
- assert(why > 0 && why < i);
- if (solv->rules[why].d < 0)
- break;
- }
- /* why != 0: we found a disabled rule, disable the learnt rule */
- if (why && r->d >= 0)
- {
- IF_POOLDEBUG (SOLV_DEBUG_SOLUTIONS)
- {
- POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "disabling ");
- solver_printruleclass(solv, SOLV_DEBUG_SOLUTIONS, r);
- }
- solver_disablerule(solv, r);
- }
- else if (!why && r->d < 0)
- {
- IF_POOLDEBUG (SOLV_DEBUG_SOLUTIONS)
- {
- POOL_DEBUG(SOLV_DEBUG_SOLUTIONS, "re-enabling ");
- solver_printruleclass(solv, SOLV_DEBUG_SOLUTIONS, r);
- }
- solver_enablerule(solv, r);
+ if (ri >= solv->jobrules && ri < solv->jobrules_end)
+ v = -(solv->ruletojob.elements[ri - solv->jobrules] + 1);
+ else
+ v = ri;
+ solver_disableproblem(solv, v);
+ if (v < 0)
+ solver_reenablepolicyrules(solv, -v);
+ havedisabled = 1;
+ break; /* start over */
}
+ if (ii == solv->ruleassertions.count)
+ break; /* finished! */
}
}
*
* add watches (for a new learned rule)
* sets up watches for a single rule
- *
+ *
* see also makewatches() above.
*/
#define DECISIONMAP_UNDEF(p) (decisionmap[(p) > 0 ? (p) : -(p)] == 0)
/*-------------------------------------------------------------------
- *
+ *
* propagate
*
* make decision and propagate to all rules
- *
+ *
* Evaluate each term affected by the decision (linked through watches).
* If we find unit rules we make new decisions based on them.
- *
+ *
* return : 0 = everything is OK
* rule = conflict found in this rule
*/
Id p, pkg, other_watch;
Id *dp;
Id *decisionmap = solv->decisionmap;
-
+
Id *watches = solv->watches + pool->nsolvables; /* place ptr in middle */
POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "----- propagate -----\n");
}
/* 'pkg' was just decided (was set to FALSE)
- *
+ *
* now find other literal watch, check clause
* and advance on linked list
*/
other_watch = r->w1;
next_rp = &r->n2;
}
-
- /*
+
+ /*
* This term is already true (through the other literal)
* so we have nothing to do
*/
/*
* The other literal is FALSE or UNDEF
- *
+ *
*/
-
+
if (r->d)
{
/* Not a binary clause, try to move our watch.
- *
+ *
* Go over all literals and find one that is
* not other_watch
* and not FALSE
- *
+ *
* (TRUE is also ok, in that case the rule is fulfilled)
*/
if (r->p /* we have a 'p' */
else
POOL_DEBUG(SOLV_DEBUG_PROPAGATE," -> move w%d to !%s\n", (pkg == r->w1 ? 1 : 2), pool_solvid2str(pool, -p));
}
-
+
*rp = *next_rp;
next_rp = rp;
-
+
if (pkg == r->w1)
{
r->w1 = p;
/* search failed, thus all unwatched literals are FALSE */
} /* not binary */
-
+
/*
* unit clause found, set literal other_watch to TRUE
*/
if (DECISIONMAP_FALSE(other_watch)) /* check if literal is FALSE */
return r; /* eek, a conflict! */
-
+
IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
{
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, " unit ");
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, " unit ");
solver_printrule(solv, SOLV_DEBUG_PROPAGATE, r);
}
decisionmap[other_watch] = level; /* install! */
else
decisionmap[-other_watch] = -level; /* remove! */
-
+
queue_push(&solv->decisionq, other_watch);
queue_push(&solv->decisionq_why, r - solv->rules);
else
POOL_DEBUG(SOLV_DEBUG_PROPAGATE, " -> decided to conflict %s\n", pool_solvid2str(pool, -other_watch));
}
-
+
} /* foreach rule involving 'pkg' */
} /* while we have non-decided decisions */
-
+
POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "----- propagate end-----\n");
return 0; /* all is well */
/* Analysis */
/*-------------------------------------------------------------------
- *
+ *
* analyze
* and learn
*/
/*-------------------------------------------------------------------
- *
+ *
* solver_reset
- *
+ *
* reset all solver decisions
* called after rules have been enabled/disabled
*/
v = solv->decisionq.elements[i];
solv->decisionmap[v > 0 ? v : -v] = 0;
}
- solv->decisionq_why.count = 0;
- solv->decisionq.count = 0;
+ queue_empty(&solv->decisionq_why);
+ queue_empty(&solv->decisionq);
solv->recommends_index = -1;
solv->propagate_index = 0;
- solv->branches.count = 0;
+ solv->decisioncnt_update = solv->decisioncnt_keep = solv->decisioncnt_resolve = solv->decisioncnt_weak = solv->decisioncnt_orphan = 0;
+ queue_empty(&solv->branches);
/* adapt learnt rule status to new set of enabled/disabled rules */
enabledisablelearntrules(solv);
/*-------------------------------------------------------------------
- *
+ *
* analyze_unsolvable_rule
*
* recursion helper used by analyze_unsolvable
/*-------------------------------------------------------------------
- *
+ *
* analyze_unsolvable
*
* We know that the problem is not solvable. Record all involved
/* Decision revert */
/*-------------------------------------------------------------------
- *
+ *
* revert
* revert decisionq to a level
*/
while (solv->branches.count && solv->branches.elements[solv->branches.count - 1] >= 0)
solv->branches.count--;
}
- solv->recommends_index = -1;
+ if (solv->recommends_index > solv->decisionq.count)
+ solv->recommends_index = -1; /* rebuild recommends/suggests maps */
+ if (solv->decisionq.count < solv->decisioncnt_update)
+ solv->decisioncnt_update = 0;
+ if (solv->decisionq.count < solv->decisioncnt_keep)
+ solv->decisioncnt_keep = 0;
+ if (solv->decisionq.count < solv->decisioncnt_resolve)
+ solv->decisioncnt_resolve = 0;
+ if (solv->decisionq.count < solv->decisioncnt_weak)
+ solv->decisioncnt_weak= 0;
+ if (solv->decisionq.count < solv->decisioncnt_orphan)
+ solv->decisioncnt_orphan = 0;
}
/*-------------------------------------------------------------------
- *
+ *
* watch2onhighest - put watch2 on literal with highest level
*/
/*-------------------------------------------------------------------
- *
+ *
* setpropagatelearn
*
* add free decision (solvable to install) to decisionq
return level;
}
+static void
+reorder_dq_for_jobrules(Solver *solv, int level, Queue *dq)
+{
+ Pool *pool = solv->pool;
+ int i, j, haveone = 0, dqcount = dq->count;
+ Id p;
+ Solvable *s;
+
+ /* at the time we process jobrules the installed packages are not kept yet */
+ /* reorder so that "future-supplemented" packages come first */
+ FOR_REPO_SOLVABLES(solv->installed, p, s)
+ {
+ if (MAPTST(&solv->noupdate, p - solv->installed->start))
+ continue;
+ if (solv->decisionmap[p] == 0)
+ {
+ solv->decisionmap[p] = level;
+ haveone = 1;
+ }
+ }
+ if (!haveone)
+ return;
+ for (i = 0; i < dqcount; i++)
+ if (!solver_is_enhancing(solv, pool->solvables + dq->elements[i]))
+ {
+ queue_push(dq, dq->elements[i]);
+ dq->elements[i] = 0;
+ }
+ dqcount = dq->count;
+ for (i = 0; i < dqcount; i++)
+ if (dq->elements[i] && !solver_is_supplementing(solv, pool->solvables + dq->elements[i]))
+ {
+ queue_push(dq, dq->elements[i]);
+ dq->elements[i] = 0;
+ }
+ for (i = j = 0; i < dq->count; i++)
+ if (dq->elements[i])
+ dq->elements[j++] = dq->elements[i];
+ queue_truncate(dq, j);
+ FOR_REPO_SOLVABLES(solv->installed, p, s)
+ if (solv->decisionmap[p] == level)
+ solv->decisionmap[p] = 0;
+}
/*-------------------------------------------------------------------
- *
+ *
* select and install
- *
+ *
* install best package from the queue. We add an extra package, inst, if
* provided. See comment in weak install section.
*
break;
}
}
+ if (dq->count > 1 && ruleid >= solv->jobrules && ruleid < solv->jobrules_end && solv->installed)
+ reorder_dq_for_jobrules(solv, level, dq);
if (dq->count > 1)
{
/* multiple candidates, open a branch */
/*-------------------------------------------------------------------
- *
+ *
* solver_create
* create solver structure
*
solv->pool = pool;
solv->installed = pool->installed;
+ solv->allownamechange = 1;
+
solv->dup_allowdowngrade = 1;
+ solv->dup_allownamechange = 1;
solv->dup_allowarchchange = 1;
solv->dup_allowvendorchange = 1;
+ solv->keepexplicitobsoletes = pool->noobsoletesmultiversion ? 0 : 1;
+
queue_init(&solv->ruletojob);
queue_init(&solv->decisionq);
queue_init(&solv->decisionq_why);
queue_init(&solv->branches);
queue_init(&solv->weakruleq);
queue_init(&solv->ruleassertions);
+ queue_init(&solv->addedmap_deduceq);
queue_push(&solv->learnt_pool, 0); /* so that 0 does not describe a proof */
/*-------------------------------------------------------------------
- *
+ *
* solver_free
*/
+static inline void
+queuep_free(Queue **qp)
+{
+ if (!*qp)
+ return;
+ queue_free(*qp);
+ *qp = solv_free(*qp);
+}
+
+static inline void
+map_zerosize(Map *m)
+{
+ if (m->size)
+ {
+ map_free(m);
+ map_init(m, 0);
+ }
+}
+
void
solver_free(Solver *solv)
{
queue_free(&solv->branches);
queue_free(&solv->weakruleq);
queue_free(&solv->ruleassertions);
- if (solv->cleandeps_updatepkgs)
- {
- queue_free(solv->cleandeps_updatepkgs);
- solv->cleandeps_updatepkgs = solv_free(solv->cleandeps_updatepkgs);
- }
- if (solv->cleandeps_mistakes)
- {
- queue_free(solv->cleandeps_mistakes);
- solv->cleandeps_mistakes = solv_free(solv->cleandeps_mistakes);
- }
+ queue_free(&solv->addedmap_deduceq);
+ queuep_free(&solv->cleandeps_updatepkgs);
+ queuep_free(&solv->cleandeps_mistakes);
+ queuep_free(&solv->update_targets);
+ queuep_free(&solv->installsuppdepq);
+ queuep_free(&solv->recommendscplxq);
+ queuep_free(&solv->suggestscplxq);
map_free(&solv->recommendsmap);
map_free(&solv->suggestsmap);
map_free(&solv->noupdate);
map_free(&solv->weakrulemap);
- map_free(&solv->noobsoletes);
+ map_free(&solv->multiversion);
map_free(&solv->updatemap);
+ map_free(&solv->bestupdatemap);
map_free(&solv->fixmap);
map_free(&solv->dupmap);
map_free(&solv->dupinvolvedmap);
solv_free(solv->watches);
solv_free(solv->obsoletes);
solv_free(solv->obsoletes_data);
- solv_free(solv->multiversionupdaters);
+ solv_free(solv->specialupdaters);
solv_free(solv->choicerules_ref);
+ solv_free(solv->bestrules_pkg);
+ solv_free(solv->instbuddy);
solv_free(solv);
}
{
case SOLVER_FLAG_ALLOW_DOWNGRADE:
return solv->allowdowngrade;
+ case SOLVER_FLAG_ALLOW_NAMECHANGE:
+ return solv->allownamechange;
case SOLVER_FLAG_ALLOW_ARCHCHANGE:
return solv->allowarchchange;
case SOLVER_FLAG_ALLOW_VENDORCHANGE:
return solv->addalreadyrecommended;
case SOLVER_FLAG_NO_INFARCHCHECK:
return solv->noinfarchcheck;
+ case SOLVER_FLAG_KEEP_EXPLICIT_OBSOLETES:
+ return solv->keepexplicitobsoletes;
+ case SOLVER_FLAG_BEST_OBEY_POLICY:
+ return solv->bestobeypolicy;
+ case SOLVER_FLAG_NO_AUTOTARGET:
+ return solv->noautotarget;
default:
break;
}
case SOLVER_FLAG_ALLOW_DOWNGRADE:
solv->allowdowngrade = value;
break;
+ case SOLVER_FLAG_ALLOW_NAMECHANGE:
+ solv->allownamechange = value;
+ break;
case SOLVER_FLAG_ALLOW_ARCHCHANGE:
solv->allowarchchange = value;
break;
case SOLVER_FLAG_NO_INFARCHCHECK:
solv->noinfarchcheck = value;
break;
+ case SOLVER_FLAG_KEEP_EXPLICIT_OBSOLETES:
+ solv->keepexplicitobsoletes = value;
+ break;
+ case SOLVER_FLAG_BEST_OBEY_POLICY:
+ solv->bestobeypolicy = value;
+ break;
+ case SOLVER_FLAG_NO_AUTOTARGET:
+ solv->noautotarget = value;
+ break;
default:
break;
}
return old;
}
-int
-cleandeps_check_mistakes(Solver *solv, int level)
+int
+cleandeps_check_mistakes(Solver *solv, int level)
+{
+ Pool *pool = solv->pool;
+ Rule *r;
+ Id p, pp;
+ int i;
+ int mademistake = 0;
+
+ if (!solv->cleandepsmap.size)
+ return 0;
+ /* check for mistakes */
+ for (i = solv->installed->start; i < solv->installed->end; i++)
+ {
+ if (!MAPTST(&solv->cleandepsmap, i - solv->installed->start))
+ continue;
+ r = solv->rules + solv->featurerules + (i - solv->installed->start);
+ /* a mistake is when the featurerule is true but the updaterule is false */
+ if (!r->p)
+ continue;
+ FOR_RULELITERALS(p, pp, r)
+ if (p > 0 && solv->decisionmap[p] > 0)
+ break;
+ if (!p)
+ continue; /* feature rule is not true */
+ r = solv->rules + solv->updaterules + (i - solv->installed->start);
+ if (!r->p)
+ continue;
+ FOR_RULELITERALS(p, pp, r)
+ if (p > 0 && solv->decisionmap[p] > 0)
+ break;
+ if (p)
+ continue; /* update rule is true */
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "cleandeps mistake: ");
+ solver_printruleclass(solv, SOLV_DEBUG_SOLVER, r);
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "feature rule: ");
+ solver_printruleclass(solv, SOLV_DEBUG_SOLVER, solv->rules + solv->featurerules + (i - solv->installed->start));
+ if (!solv->cleandeps_mistakes)
+ {
+ solv->cleandeps_mistakes = solv_calloc(1, sizeof(Queue));
+ queue_init(solv->cleandeps_mistakes);
+ }
+ queue_push(solv->cleandeps_mistakes, i);
+ MAPCLR(&solv->cleandepsmap, i - solv->installed->start);
+ solver_reenablepolicyrules_cleandeps(solv, i);
+ mademistake = 1;
+ }
+ if (mademistake)
+ solver_reset(solv);
+ return mademistake;
+}
+
+static void
+prune_to_update_targets(Solver *solv, Id *cp, Queue *q)
+{
+ int i, j;
+ Id p, *cp2;
+ for (i = j = 0; i < q->count; i++)
+ {
+ p = q->elements[i];
+ for (cp2 = cp; *cp2; cp2++)
+ if (*cp2 == p)
+ {
+ q->elements[j++] = p;
+ break;
+ }
+ }
+ queue_truncate(q, j);
+}
+
+#ifdef ENABLE_COMPLEX_DEPS
+
+static void
+add_complex_recommends(Solver *solv, Id rec, Queue *dq, Map *dqmap)
+{
+ Pool *pool = solv->pool;
+ int oldcnt = dq->count;
+ int cutcnt, blkcnt;
+ Id p;
+ int i, j;
+
+#if 0
+ printf("ADD_COMPLEX_RECOMMENDS %s\n", pool_dep2str(pool, rec));
+#endif
+ i = pool_normalize_complex_dep(pool, rec, dq, CPLXDEPS_EXPAND);
+ if (i == 0 || i == 1)
+ return;
+ cutcnt = dq->count;
+ for (i = oldcnt; i < cutcnt; i++)
+ {
+ blkcnt = dq->count;
+ for (; (p = dq->elements[i]) != 0; i++)
+ {
+ if (p < 0)
+ {
+ if (solv->decisionmap[-p] <= 0)
+ break;
+ continue;
+ }
+ if (solv->decisionmap[p] > 0)
+ {
+ queue_truncate(dq, blkcnt);
+ break;
+ }
+ if (dqmap)
+ {
+ if (!MAPTST(dqmap, p))
+ continue;
+ }
+ else
+ {
+ if (solv->decisionmap[p] < 0)
+ continue;
+ if (solv->dupmap_all && solv->installed && pool->solvables[p].repo == solv->installed && (solv->droporphanedmap_all || (solv->droporphanedmap.size && MAPTST(&solv->droporphanedmap, p - solv->installed->start))))
+ continue;
+ }
+ queue_push(dq, p);
+ }
+ while (dq->elements[i])
+ i++;
+ }
+ queue_deleten(dq, oldcnt, cutcnt - oldcnt);
+ /* unify */
+ if (dq->count != oldcnt)
+ {
+ for (j = oldcnt; j < dq->count; j++)
+ {
+ p = dq->elements[j];
+ for (i = 0; i < j; i++)
+ if (dq->elements[i] == p)
+ {
+ dq->elements[j] = 0;
+ break;
+ }
+ }
+ for (i = j = oldcnt; j < dq->count; j++)
+ if (dq->elements[j])
+ dq->elements[i++] = dq->elements[j];
+ queue_truncate(dq, i);
+ }
+#if 0
+ printf("RETURN:\n");
+ for (i = oldcnt; i < dq->count; i++)
+ printf(" - %s\n", pool_solvid2str(pool, dq->elements[i]));
+#endif
+}
+
+static void
+do_complex_recommendations(Solver *solv, Id rec, Map *m, int noselected)
{
Pool *pool = solv->pool;
- Rule *r;
- Id p, *dp;
- int i;
- int mademistake = 0;
+ Queue dq;
+ Id p;
+ int i, blk;
- if (!solv->cleandepsmap.size)
- return 0;
- /* check for mistakes */
- for (i = solv->installed->start; i < solv->installed->end; i++)
+#if 0
+ printf("DO_COMPLEX_RECOMMENDATIONS %s\n", pool_dep2str(pool, rec));
+#endif
+ queue_init(&dq);
+ i = pool_normalize_complex_dep(pool, rec, &dq, CPLXDEPS_EXPAND);
+ if (i == 0 || i == 1)
{
- if (!MAPTST(&solv->cleandepsmap, i - solv->installed->start))
- continue;
- r = solv->rules + solv->featurerules + (i - solv->installed->start);
- /* a mistake is when the featurerule is true but the updaterule is false */
- if (r->p)
+ queue_free(&dq);
+ return;
+ }
+ for (i = 0; i < dq.count; i++)
+ {
+ blk = i;
+ for (; (p = dq.elements[i]) != 0; i++)
{
- FOR_RULELITERALS(p, dp, r)
- if (p > 0 && solv->decisionmap[p] > 0)
- break;
- if (p)
+ if (p < 0)
{
- r = solv->rules + solv->updaterules + (i - solv->installed->start);
- if (!r->p)
- continue;
- FOR_RULELITERALS(p, dp, r)
+ if (solv->decisionmap[-p] <= 0)
+ break;
+ continue;
+ }
+ if (solv->decisionmap[p] > 0)
+ {
+ if (noselected)
+ break;
+ MAPSET(m, p);
+ for (i++; (p = dq.elements[i]) != 0; i++)
if (p > 0 && solv->decisionmap[p] > 0)
- break;
- if (!p)
- {
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "cleandeps mistake: ");
- solver_printruleclass(solv, SOLV_DEBUG_SOLVER, r);
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "feature rule: ");
- solver_printruleclass(solv, SOLV_DEBUG_SOLVER, solv->rules + solv->featurerules + (i - solv->installed->start));
- if (!solv->cleandeps_mistakes)
- {
- solv->cleandeps_mistakes = solv_calloc(1, sizeof(Queue));
- queue_init(solv->cleandeps_mistakes);
- }
- queue_push(solv->cleandeps_mistakes, i);
- MAPCLR(&solv->cleandepsmap, i - solv->installed->start);
- solver_reenablepolicyrules_cleandeps(solv, i);
- mademistake = 1;
- }
+ MAPSET(m, p);
+ p = 1;
+ break;
}
}
+ if (!p)
+ {
+ for (i = blk; (p = dq.elements[i]) != 0; i++)
+ if (p > 0)
+ MAPSET(m, p);
+ }
+ while (dq.elements[i])
+ i++;
}
- if (mademistake)
- solver_reset(solv);
- return mademistake;
+ queue_free(&dq);
}
+#endif
+
/*-------------------------------------------------------------------
- *
+ *
* solver_run_sat
*
* all rules have been set up, now actually run the solver
int i, j, n;
Solvable *s;
Pool *pool = solv->pool;
- Id p, *dp;
+ Id p, pp, *dp;
int minimizationsteps;
int installedpos = solv->installed ? solv->installed->start : 0;
* if we encounter a problem, we rewind to a safe level and restart
* with step 1
*/
-
+
minimizationsteps = 0;
for (;;)
{
if (r->d < 0) /* ignore disabled rules */
continue;
queue_empty(&dq);
- FOR_RULELITERALS(l, dp, r)
+ FOR_RULELITERALS(l, pp, r)
{
if (l < 0)
{
if (l || !dq.count)
continue;
/* prune to installed if not updating */
- if (dq.count > 1 && solv->installed && !solv->updatemap_all)
+ if (dq.count > 1 && solv->installed && !solv->updatemap_all &&
+ !(solv->job.elements[solv->ruletojob.elements[i - solv->jobrules]] & SOLVER_ORUPDATE))
{
int j, k;
for (j = k = 0; j < dq.count; j++)
systemlevel = level + 1;
if (i < solv->jobrules_end)
continue;
- solv->decisioncnt_update = solv->decisionq.count;
- solv->decisioncnt_keep = solv->decisionq.count;
+ if (!solv->decisioncnt_update)
+ solv->decisioncnt_update = solv->decisionq.count;
}
/*
int pass;
POOL_DEBUG(SOLV_DEBUG_SOLVER, "resolving installed packages\n");
- /* we use two passes if we need to update packages
+ /* we use two passes if we need to update packages
* to create a better user experience */
for (pass = solv->updatemap.size ? 0 : 1; pass < 2; pass++)
{
int passlevel = level;
- if (pass == 1)
+ Id *specialupdaters = solv->specialupdaters;
+ if (pass == 1 && !solv->decisioncnt_keep)
solv->decisioncnt_keep = solv->decisionq.count;
- /* start with installedpos, the position that gave us problems last time */
+ /* start with installedpos, the position that gave us problems the last time */
for (i = installedpos, n = installed->start; n < installed->end; i++, n++)
{
Rule *rr;
if (s->repo != installed)
continue;
- if (solv->decisionmap[i] > 0)
- continue;
+ if (solv->decisionmap[i] > 0 && (!specialupdaters || !specialupdaters[i - installed->start]))
+ continue; /* already decided */
if (!pass && solv->updatemap.size && !MAPTST(&solv->updatemap, i - installed->start))
continue; /* updates first */
r = solv->rules + solv->updaterules + (i - installed->start);
rr -= solv->installed->end - solv->installed->start;
if (!rr->p) /* identical to update rule? */
rr = r;
- if (!rr->p)
+ if (!rr->p && (!specialupdaters || !specialupdaters[i - installed->start]))
continue; /* orpaned package */
- /* XXX: noupdate check is probably no longer needed, as all jobs should
- * already be satisfied */
- /* Actually we currently still need it because of erase jobs */
- /* if noupdate is set we do not look at update candidates */
+ /* check if we should update this package to the latest version
+ * noupdate is set for erase jobs, in that case we want to deinstall
+ * the installed package and not replace it with a newer version
+ * rr->p != i is for dup jobs where the installed package cannot be kept */
queue_empty(&dq);
- if (!MAPTST(&solv->noupdate, i - installed->start) && (solv->decisionmap[i] < 0 || solv->updatemap_all || (solv->updatemap.size && MAPTST(&solv->updatemap, i - installed->start)) || rr->p != i))
+ if (!MAPTST(&solv->noupdate, i - installed->start) && (solv->decisionmap[i] < 0 || solv->updatemap_all || (solv->updatemap.size && MAPTST(&solv->updatemap, i - installed->start)) || (rr->p && rr->p != i)))
{
- if (solv->noobsoletes.size && solv->multiversionupdaters
- && (d = solv->multiversionupdaters[i - installed->start]) != 0)
+ if (specialupdaters && (d = specialupdaters[i - installed->start]) != 0)
{
/* special multiversion handling, make sure best version is chosen */
- queue_push(&dq, i);
+ if (rr->p == i && solv->decisionmap[i] >= 0)
+ queue_push(&dq, i);
while ((p = pool->whatprovidesdata[d++]) != 0)
if (solv->decisionmap[p] >= 0)
queue_push(&dq, p);
- policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE);
- p = dq.elements[0];
- if (p != i && solv->decisionmap[p] == 0)
+ if (dq.count && solv->update_targets && solv->update_targets->elements[i - installed->start])
+ prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[i - installed->start], &dq);
+ if (dq.count && rr->p)
{
- rr = solv->rules + solv->featurerules + (i - solv->installed->start);
- if (!rr->p) /* update rule == feature rule? */
- rr = rr - solv->featurerules + solv->updaterules;
- dq.count = 1;
+ policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE);
+ p = dq.elements[0];
+ if (p != i && solv->decisionmap[p] == 0)
+ {
+ rr = solv->rules + solv->featurerules + (i - solv->installed->start);
+ if (!rr->p) /* update rule == feature rule? */
+ rr = rr - solv->featurerules + solv->updaterules;
+ dq.count = 1;
+ }
+ else
+ dq.count = 0;
}
- else
- dq.count = 0;
}
else
{
- /* update to best package */
- FOR_RULELITERALS(p, dp, rr)
+ /* update to best package of the update rule */
+ FOR_RULELITERALS(p, pp, rr)
{
if (solv->decisionmap[p] > 0)
{
}
}
}
+ if (dq.count && solv->update_targets && solv->update_targets->elements[i - installed->start])
+ prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[i - installed->start], &dq);
/* install best version */
if (dq.count)
{
olevel = level;
if (solv->cleandepsmap.size && MAPTST(&solv->cleandepsmap, i - installed->start))
{
+#if 0
POOL_DEBUG(SOLV_DEBUG_POLICY, "cleandeps erasing %s\n", pool_solvid2str(pool, i));
level = setpropagatelearn(solv, level, -i, disablerules, 0);
+#else
+ continue;
+#endif
}
else
{
if (pass < 2)
continue; /* had trouble, retry */
}
+ if (!solv->decisioncnt_keep)
+ solv->decisioncnt_keep = solv->decisionq.count;
if (level < systemlevel)
systemlevel = level;
/*
* decide
*/
- solv->decisioncnt_resolve = solv->decisionq.count;
+ if (!solv->decisioncnt_resolve)
+ solv->decisioncnt_resolve = solv->decisionq.count;
POOL_DEBUG(SOLV_DEBUG_POLICY, "deciding unresolved rules\n");
for (i = 1, n = 1; n < solv->nrules; i++, n++)
{
r = solv->rules + i;
if (r->d < 0) /* ignore disabled rules */
continue;
- queue_empty(&dq);
+ if (r->p < 0) /* most common cases first */
+ {
+ if (r->d == 0 || solv->decisionmap[-r->p] <= 0)
+ continue;
+ }
+ if (dq.count)
+ queue_empty(&dq);
if (r->d == 0)
{
/* binary or unary rule */
- /* need two positive undecided literals */
- if (r->p < 0 || r->w2 <= 0)
+ /* need two positive undecided literals, r->p already checked above */
+ if (r->w2 <= 0)
continue;
if (solv->decisionmap[r->p] || solv->decisionmap[r->w2])
continue;
* no positive literal is installed
* i.e. the rule is not fulfilled and we
* just need to decide on the positive literals
+ * (decisionmap[-r->p] for the r->p < 0 case is already checked above)
*/
- if (r->p < 0)
- {
- if (solv->decisionmap[-r->p] <= 0)
- continue;
- }
- else
+ if (r->p >= 0)
{
if (solv->decisionmap[r->p] > 0)
continue;
* the rule is unit */
assert(dq.count > 1);
+ /* prune to cleandeps packages */
+ if (solv->cleandepsmap.size && solv->installed)
+ {
+ Repo *installed = solv->installed;
+ for (j = 0; j < dq.count; j++)
+ if (pool->solvables[dq.elements[j]].repo == installed && MAPTST(&solv->cleandepsmap, dq.elements[j] - installed->start))
+ break;
+ if (j < dq.count)
+ {
+ dq.elements[0] = dq.elements[j];
+ queue_truncate(&dq, 1);
+ }
+ }
+
olevel = level;
level = selectandinstall(solv, level, &dq, disablerules, r - solv->rules);
if (level == 0)
continue; /* start over */
}
+ /* decide leftover cleandeps packages */
+ if (solv->cleandepsmap.size && solv->installed)
+ {
+ for (p = solv->installed->start; p < solv->installed->end; p++)
+ {
+ s = pool->solvables + p;
+ if (s->repo != solv->installed)
+ continue;
+ if (solv->decisionmap[p] == 0 && MAPTST(&solv->cleandepsmap, p - solv->installed->start))
+ {
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "cleandeps erasing %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, -p, 0, 0);
+ if (level < olevel)
+ break;
+ }
+ }
+ if (p < solv->installed->end)
+ continue;
+ }
+
/* at this point we have a consistent system. now do the extras... */
- solv->decisioncnt_weak = solv->decisionq.count;
+ if (!solv->decisioncnt_weak)
+ solv->decisioncnt_weak = solv->decisionq.count;
if (doweak)
{
int qcount;
recp = s->repo->idarraydata + s->recommends;
while ((rec = *recp++) != 0)
{
+#ifdef ENABLE_COMPLEX_DEPS
+ if (pool_is_complex_dep(pool, rec))
+ {
+ add_complex_recommends(solv, rec, &dq, 0);
+ continue;
+ }
+#endif
qcount = dq.count;
FOR_PROVIDES(p, pp, rec)
{
continue;
if (solv->decisionmap[p] <= 0)
continue;
- if (solv->noobsoletes.size && MAPTST(&solv->noobsoletes, p))
+ if (solv->multiversion.size && MAPTST(&solv->multiversion, p))
continue;
obsp = s->repo->idarraydata + s->obsoletes;
/* foreach obsoletes */
/* filter out all already supplemented packages if requested */
if (!solv->addalreadyrecommended && dqs.count)
{
+ int dosplitprovides_old = solv->dosplitprovides;
/* turn off all new packages */
for (i = 0; i < solv->decisionq.count; i++)
{
if (s->repo && s->repo != solv->installed)
solv->decisionmap[p] = -solv->decisionmap[p];
}
+ solv->dosplitprovides = 0;
/* filter out old supplements */
for (i = j = 0; i < dqs.count; i++)
{
continue;
if (!solver_is_supplementing(solv, s))
dqs.elements[j++] = p;
+ else if (solv->installsuppdepq && solver_check_installsuppdepq(solv, s))
+ dqs.elements[j++] = p;
}
dqs.count = j;
/* undo turning off */
if (s->repo && s->repo != solv->installed)
solv->decisionmap[p] = -solv->decisionmap[p];
}
+ solv->dosplitprovides = dosplitprovides_old;
}
/* multiversion doesn't mix well with supplements.
* filter supplemented packages where we already decided
* to install a different version (see bnc#501088) */
- if (dqs.count && solv->noobsoletes.size)
+ if (dqs.count && solv->multiversion.size)
{
for (i = j = 0; i < dqs.count; i++)
{
p = dqs.elements[i];
- if (MAPTST(&solv->noobsoletes, p))
+ if (MAPTST(&solv->multiversion, p))
{
Id p2, pp2;
s = pool->solvables + p;
while ((rec = *recp++) != 0)
{
queue_empty(&dq);
+#ifdef ENABLE_COMPLEX_DEPS
+ if (pool_is_complex_dep(pool, rec))
+ add_complex_recommends(solv, rec, &dq, &dqmap);
+ else
+#endif
FOR_PROVIDES(p, pp, rec)
{
if (solv->decisionmap[p] > 0)
break;
}
else if (solv->decisionmap[p] == 0 && MAPTST(&dqmap, p))
- queue_pushunique(&dq, p);
+ queue_push(&dq, p);
}
if (!dq.count)
continue;
}
}
- solv->decisioncnt_orphan = solv->decisionq.count;
+ if (!solv->decisioncnt_orphan)
+ solv->decisioncnt_orphan = solv->decisionq.count;
if (solv->dupmap_all && solv->installed)
{
int installedone = 0;
}
}
- if (solv->installed && solv->cleandepsmap.size)
+ /* one final pass to make sure we decided all installed packages */
+ if (solv->installed)
+ {
+ for (p = solv->installed->start; p < solv->installed->end; p++)
+ {
+ if (solv->decisionmap[p])
+ continue; /* already decided */
+ s = pool->solvables + p;
+ if (s->repo != solv->installed)
+ continue;
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "removing unwanted %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, -p, 0, 0);
+ if (level < olevel)
+ break;
+ }
+ }
+
+ if (solv->installed && solv->cleandepsmap.size)
{
if (cleandeps_check_mistakes(solv, level))
{
level = 1; /* restart from scratch */
+ systemlevel = level + 1;
continue;
}
}
- if (solv->solution_callback)
+ if (solv->solution_callback)
{
solv->solution_callback(solv, solv->solution_callback_data);
if (solv->branches.count)
}
/* auto-minimization step */
- if (solv->branches.count)
+ if (solv->branches.count)
{
int l = 0, lasti = -1, lastl = -1;
Id why;
/*-------------------------------------------------------------------
- *
+ *
* remove disabled conflicts
*
* purpose: update the decisionmap after some rules were disabled.
}
}
}
- if (new)
+ if (new)
+ {
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "re-conflicting package %s[%d]\n", pool_solvid2str(pool, -new), -new);
+ decisionmap[-new] = -1;
+ new = 0;
+ n = 0; /* redo all rules */
+ }
+ }
+}
+
+static inline void
+undo_removedisabledconflicts(Solver *solv, Queue *removed)
+{
+ int i;
+ for (i = 0; i < removed->count; i += 2)
+ solv->decisionmap[removed->elements[i]] = removed->elements[i + 1];
+}
+
+
+/*-------------------------------------------------------------------
+ *
+ * weaken solvable dependencies
+ */
+
+static void
+weaken_solvable_deps(Solver *solv, Id p)
+{
+ int i;
+ Rule *r;
+
+ for (i = 1, r = solv->rules + i; i < solv->rpmrules_end; i++, r++)
+ {
+ if (r->p != -p)
+ continue;
+ if ((r->d == 0 || r->d == -1) && r->w2 < 0)
+ continue; /* conflict */
+ queue_push(&solv->weakruleq, i);
+ }
+}
+
+
+/********************************************************************/
+/* main() */
+
+
+void
+solver_calculate_multiversionmap(Pool *pool, Queue *job, Map *multiversionmap)
+{
+ int i;
+ Id how, what, select;
+ Id p, pp;
+ for (i = 0; i < job->count; i += 2)
+ {
+ how = job->elements[i];
+ if ((how & SOLVER_JOBMASK) != SOLVER_MULTIVERSION)
+ continue;
+ what = job->elements[i + 1];
+ select = how & SOLVER_SELECTMASK;
+ if (!multiversionmap->size)
+ map_grow(multiversionmap, pool->nsolvables);
+ if (select == SOLVER_SOLVABLE_ALL)
+ {
+ FOR_POOL_SOLVABLES(p)
+ MAPSET(multiversionmap, p);
+ }
+ else if (select == SOLVER_SOLVABLE_REPO)
+ {
+ Solvable *s;
+ Repo *repo = pool_id2repo(pool, what);
+ if (repo)
+ FOR_REPO_SOLVABLES(repo, p, s)
+ MAPSET(multiversionmap, p);
+ }
+ FOR_JOB_SELECT(p, pp, select, what)
+ MAPSET(multiversionmap, p);
+ }
+}
+
+void
+solver_calculate_noobsmap(Pool *pool, Queue *job, Map *multiversionmap)
+{
+ solver_calculate_multiversionmap(pool, job, multiversionmap);
+}
+
+/*
+ * add a rule created by a job, record job number and weak flag
+ */
+static inline void
+solver_addjobrule(Solver *solv, Id p, Id d, Id job, int weak)
+{
+ solver_addrule(solv, p, d);
+ queue_push(&solv->ruletojob, job);
+ if (weak)
+ queue_push(&solv->weakruleq, solv->nrules - 1);
+}
+
+static inline void
+add_cleandeps_package(Solver *solv, Id p)
+{
+ if (!solv->cleandeps_updatepkgs)
+ {
+ solv->cleandeps_updatepkgs = solv_calloc(1, sizeof(Queue));
+ queue_init(solv->cleandeps_updatepkgs);
+ }
+ queue_pushunique(solv->cleandeps_updatepkgs, p);
+}
+
+static void
+add_update_target(Solver *solv, Id p, Id how)
+{
+ Pool *pool = solv->pool;
+ Solvable *s = pool->solvables + p;
+ Repo *installed = solv->installed;
+ Id pi, pip;
+ if (!solv->update_targets)
+ {
+ solv->update_targets = solv_calloc(1, sizeof(Queue));
+ queue_init(solv->update_targets);
+ }
+ if (s->repo == installed)
+ {
+ queue_push2(solv->update_targets, p, p);
+ return;
+ }
+ FOR_PROVIDES(pi, pip, s->name)
+ {
+ Solvable *si = pool->solvables + pi;
+ if (si->repo != installed || si->name != s->name)
+ continue;
+ if (how & SOLVER_FORCEBEST)
+ {
+ if (!solv->bestupdatemap.size)
+ map_grow(&solv->bestupdatemap, installed->end - installed->start);
+ MAPSET(&solv->bestupdatemap, pi - installed->start);
+ }
+ if (how & SOLVER_CLEANDEPS)
+ add_cleandeps_package(solv, pi);
+ queue_push2(solv->update_targets, pi, p);
+ /* check if it's ok to keep the installed package */
+ if (s->evr == si->evr && solvable_identical(s, si))
+ queue_push2(solv->update_targets, pi, pi);
+ }
+ if (s->obsoletes)
+ {
+ Id obs, *obsp = s->repo->idarraydata + s->obsoletes;
+ while ((obs = *obsp++) != 0)
+ {
+ FOR_PROVIDES(pi, pip, obs)
+ {
+ Solvable *si = pool->solvables + pi;
+ if (si->repo != installed)
+ continue;
+ if (si->name == s->name)
+ continue; /* already handled above */
+ if (!pool->obsoleteusesprovides && !pool_match_nevr(pool, si, obs))
+ continue;
+ if (pool->obsoleteusescolors && !pool_colormatch(pool, s, si))
+ continue;
+ if (how & SOLVER_FORCEBEST)
+ {
+ if (!solv->bestupdatemap.size)
+ map_grow(&solv->bestupdatemap, installed->end - installed->start);
+ MAPSET(&solv->bestupdatemap, pi - installed->start);
+ }
+ if (how & SOLVER_CLEANDEPS)
+ add_cleandeps_package(solv, pi);
+ queue_push2(solv->update_targets, pi, p);
+ }
+ }
+ }
+}
+
+static int
+transform_update_targets_sortfn(const void *ap, const void *bp, void *dp)
+{
+ const Id *a = ap;
+ const Id *b = bp;
+ if (a[0] - b[0])
+ return a[0] - b[0];
+ return a[1] - b[1];
+}
+
+static void
+transform_update_targets(Solver *solv)
+{
+ Repo *installed = solv->installed;
+ Queue *update_targets = solv->update_targets;
+ int i, j;
+ Id p, q, lastp, lastq;
+
+ if (!update_targets->count)
+ {
+ queue_free(update_targets);
+ solv->update_targets = solv_free(update_targets);
+ return;
+ }
+ if (update_targets->count > 2)
+ solv_sort(update_targets->elements, update_targets->count >> 1, 2 * sizeof(Id), transform_update_targets_sortfn, solv);
+ queue_insertn(update_targets, 0, installed->end - installed->start, 0);
+ lastp = lastq = 0;
+ for (i = j = installed->end - installed->start; i < update_targets->count; i += 2)
+ {
+ if ((p = update_targets->elements[i]) != lastp)
+ {
+ if (!solv->updatemap.size)
+ map_grow(&solv->updatemap, installed->end - installed->start);
+ MAPSET(&solv->updatemap, p - installed->start);
+ update_targets->elements[j++] = 0; /* finish old set */
+ update_targets->elements[p - installed->start] = j; /* start new set */
+ lastp = p;
+ lastq = 0;
+ }
+ if ((q = update_targets->elements[i + 1]) != lastq)
{
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "re-conflicting package %s[%d]\n", pool_solvid2str(pool, -new), -new);
- decisionmap[-new] = -1;
- new = 0;
- n = 0; /* redo all rules */
+ update_targets->elements[j++] = q;
+ lastq = q;
}
}
-}
-
-static inline void
-undo_removedisabledconflicts(Solver *solv, Queue *removed)
-{
- int i;
- for (i = 0; i < removed->count; i += 2)
- solv->decisionmap[removed->elements[i]] = removed->elements[i + 1];
+ queue_truncate(update_targets, j);
+ queue_push(update_targets, 0); /* finish last set */
}
-/*-------------------------------------------------------------------
- *
- * weaken solvable dependencies
- */
-
static void
-weaken_solvable_deps(Solver *solv, Id p)
+addedmap2deduceq(Solver *solv, Map *addedmap)
{
- int i;
+ Pool *pool = solv->pool;
+ int i, j;
+ Id p;
Rule *r;
- for (i = 1, r = solv->rules + i; i < solv->rpmrules_end; i++, r++)
+ queue_empty(&solv->addedmap_deduceq);
+ for (i = 2, j = solv->rpmrules_end - 1; i < pool->nsolvables && j > 0; j--)
{
- if (r->p != -p)
+ r = solv->rules + j;
+ if (r->p >= 0)
continue;
if ((r->d == 0 || r->d == -1) && r->w2 < 0)
- continue; /* conflict */
- queue_push(&solv->weakruleq, i);
+ continue;
+ p = -r->p;
+ if (!MAPTST(addedmap, p))
+ {
+ /* should never happen, but... */
+ if (!solv->addedmap_deduceq.count || solv->addedmap_deduceq.elements[solv->addedmap_deduceq.count - 1] != -p)
+ queue_push(&solv->addedmap_deduceq, -p);
+ continue;
+ }
+ for (; i < p; i++)
+ if (MAPTST(addedmap, i))
+ queue_push(&solv->addedmap_deduceq, i);
+ if (i == p)
+ i++;
}
+ for (; i < pool->nsolvables; i++)
+ if (MAPTST(addedmap, i))
+ queue_push(&solv->addedmap_deduceq, i);
+ j = 0;
+ for (i = 2; i < pool->nsolvables; i++)
+ if (MAPTST(addedmap, i))
+ j++;
}
-
-/********************************************************************/
-/* main() */
-
-
-void
-solver_calculate_noobsmap(Pool *pool, Queue *job, Map *noobsmap)
+static void
+deduceq2addedmap(Solver *solv, Map *addedmap)
{
- int i;
- Id how, what, select;
- Id p, pp;
- for (i = 0; i < job->count; i += 2)
+ int j;
+ Id p;
+ Rule *r;
+ for (j = solv->rpmrules_end - 1; j > 0; j--)
{
- how = job->elements[i];
- if ((how & SOLVER_JOBMASK) != SOLVER_NOOBSOLETES)
+ r = solv->rules + j;
+ if (r->d < 0 && r->p)
+ solver_enablerule(solv, r);
+ if (r->p >= 0)
continue;
- what = job->elements[i + 1];
- select = how & SOLVER_SELECTMASK;
- if (!noobsmap->size)
- map_grow(noobsmap, pool->nsolvables);
- FOR_JOB_SELECT(p, pp, select, what)
- MAPSET(noobsmap, p);
+ if ((r->d == 0 || r->d == -1) && r->w2 < 0)
+ continue;
+ p = -r->p;
+ MAPSET(addedmap, p);
+ }
+ for (j = 0; j < solv->addedmap_deduceq.count; j++)
+ {
+ p = solv->addedmap_deduceq.elements[j];
+ if (p > 0)
+ MAPSET(addedmap, p);
+ else
+ MAPCLR(addedmap, p);
}
}
-/*
- * add a rule created by a job, record job number and weak flag
- */
-static inline void
-solver_addjobrule(Solver *solv, Id p, Id d, Id job, int weak)
-{
- solver_addrule(solv, p, d);
- queue_push(&solv->ruletojob, job);
- if (weak)
- queue_push(&solv->weakruleq, solv->nrules - 1);
-}
/*
*
Pool *pool = solv->pool;
Repo *installed = solv->installed;
int i;
- int oldnrules;
+ int oldnrules, initialnrules;
Map addedmap; /* '1' == have rpm-rules for solvable */
Map installcandidatemap;
Id how, what, select, name, weak, p, pp, d;
Rule *r;
int now, solve_start;
int hasdupjob = 0;
+ int hasbestinstalljob = 0;
solve_start = solv_timems(0);
/* log solver options */
POOL_DEBUG(SOLV_DEBUG_STATS, "solver started\n");
- POOL_DEBUG(SOLV_DEBUG_STATS, "dosplitprovides=%d, noupdateprovide=%d noinfarchcheck=%d\n", solv->dosplitprovides, solv->noupdateprovide, solv->noinfarchcheck);
- POOL_DEBUG(SOLV_DEBUG_STATS, "allowuninstall=%d, allowdowngrade=%d, allowarchchange=%d, allowvendorchange=%d\n", solv->allowuninstall, solv->allowdowngrade, solv->allowarchchange, solv->allowvendorchange);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "dosplitprovides=%d, noupdateprovide=%d, noinfarchcheck=%d\n", solv->dosplitprovides, solv->noupdateprovide, solv->noinfarchcheck);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "allowuninstall=%d, allowdowngrade=%d, allownamechange=%d, allowarchchange=%d, allowvendorchange=%d\n", solv->allowuninstall, solv->allowdowngrade, solv->allownamechange, solv->allowarchchange, solv->allowvendorchange);
POOL_DEBUG(SOLV_DEBUG_STATS, "promoteepoch=%d, forbidselfconflicts=%d\n", pool->promoteepoch, pool->forbidselfconflicts);
- POOL_DEBUG(SOLV_DEBUG_STATS, "obsoleteusesprovides=%d, implicitobsoleteusesprovides=%d, obsoleteusescolors=%d\n", pool->obsoleteusesprovides, pool->implicitobsoleteusesprovides, pool->obsoleteusescolors);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "obsoleteusesprovides=%d, implicitobsoleteusesprovides=%d, obsoleteusescolors=%d, implicitobsoleteusescolors=%d\n", pool->obsoleteusesprovides, pool->implicitobsoleteusesprovides, pool->obsoleteusescolors, pool->implicitobsoleteusescolors);
POOL_DEBUG(SOLV_DEBUG_STATS, "dontinstallrecommended=%d, addalreadyrecommended=%d\n", solv->dontinstallrecommended, solv->addalreadyrecommended);
/* create whatprovides if not already there */
/* remember job */
queue_free(&solv->job);
queue_init_clone(&solv->job, job);
+ solv->pooljobcnt = pool->pooljobs.count;
+ if (pool->pooljobs.count)
+ queue_insertn(&solv->job, 0, pool->pooljobs.count, pool->pooljobs.elements);
+ job = &solv->job;
+
+ /* free old stuff in jase we re-run a solver */
+ queuep_free(&solv->update_targets);
+ queuep_free(&solv->cleandeps_updatepkgs);
+ queue_empty(&solv->ruleassertions);
+ solv->bestrules_pkg = solv_free(solv->bestrules_pkg);
+ solv->choicerules_ref = solv_free(solv->choicerules_ref);
+ if (solv->noupdate.size)
+ map_empty(&solv->noupdate);
+ map_zerosize(&solv->multiversion);
+ solv->updatemap_all = 0;
+ map_zerosize(&solv->updatemap);
+ solv->bestupdatemap_all = 0;
+ map_zerosize(&solv->bestupdatemap);
+ solv->fixmap_all = 0;
+ map_zerosize(&solv->fixmap);
+ solv->dupmap_all = 0;
+ map_zerosize(&solv->dupmap);
+ map_zerosize(&solv->dupinvolvedmap);
+ solv->droporphanedmap_all = 0;
+ map_zerosize(&solv->droporphanedmap);
+ map_zerosize(&solv->cleandepsmap);
+ map_zerosize(&solv->weakrulemap);
+ queue_empty(&solv->weakruleq);
+ solv->watches = solv_free(solv->watches);
+ queue_empty(&solv->ruletojob);
+ if (solv->decisionq.count)
+ memset(solv->decisionmap, 0, pool->nsolvables * sizeof(Id));
+ queue_empty(&solv->decisionq);
+ queue_empty(&solv->decisionq_why);
+ solv->decisioncnt_update = solv->decisioncnt_keep = solv->decisioncnt_resolve = solv->decisioncnt_weak = solv->decisioncnt_orphan = 0;
+ queue_empty(&solv->learnt_why);
+ queue_empty(&solv->learnt_pool);
+ queue_empty(&solv->branches);
+ solv->propagate_index = 0;
+ queue_empty(&solv->problems);
+ queue_empty(&solv->solutions);
+ queue_empty(&solv->orphaned);
+ solv->stats_learned = solv->stats_unsolvable = 0;
+ if (solv->recommends_index)
+ {
+ map_empty(&solv->recommendsmap);
+ map_empty(&solv->suggestsmap);
+ queuep_free(&solv->recommendscplxq);
+ queuep_free(&solv->suggestscplxq);
+ solv->recommends_index = 0;
+ }
+ solv->specialupdaters = solv_free(solv->specialupdaters);
+
/*
* create basic rule set of all involved packages
* use addedmap bitmap to make sure we don't create rules twice
*/
- /* create noobsolete map if needed */
- solver_calculate_noobsmap(pool, job, &solv->noobsoletes);
+ /* create multiversion map if needed */
+ solver_calculate_multiversionmap(pool, job, &solv->multiversion);
map_init(&addedmap, pool->nsolvables);
MAPSET(&addedmap, SYSTEMSOLVABLE);
* so called: rpm rules
*
*/
+ initialnrules = solv->rpmrules_end ? solv->rpmrules_end : 1;
+ if (initialnrules > 1)
+ deduceq2addedmap(solv, &addedmap);
+ if (solv->nrules != initialnrules)
+ solver_shrinkrules(solv, initialnrules);
+ solv->nrules = initialnrules;
+ solv->rpmrules_end = 0;
+
if (installed)
{
/* check for update/verify jobs as they need to be known early */
switch (how & SOLVER_JOBMASK)
{
case SOLVER_VERIFY:
- if (select == SOLVER_SOLVABLE_ALL)
+ if (select == SOLVER_SOLVABLE_ALL || (select == SOLVER_SOLVABLE_REPO && installed && what == installed->repoid))
solv->fixmap_all = 1;
FOR_JOB_SELECT(p, pp, select, what)
{
s = pool->solvables + p;
- if (!solv->installed || s->repo != solv->installed)
+ if (s->repo != installed)
continue;
if (!solv->fixmap.size)
- map_grow(&solv->fixmap, solv->installed->end - solv->installed->start);
- MAPSET(&solv->fixmap, p - solv->installed->start);
+ map_grow(&solv->fixmap, installed->end - installed->start);
+ MAPSET(&solv->fixmap, p - installed->start);
}
break;
case SOLVER_UPDATE:
if (select == SOLVER_SOLVABLE_ALL)
- solv->updatemap_all = 1;
- FOR_JOB_SELECT(p, pp, select, what)
{
- s = pool->solvables + p;
- if (!solv->installed || s->repo != solv->installed)
- continue;
- if (!solv->updatemap.size)
- map_grow(&solv->updatemap, solv->installed->end - solv->installed->start);
- MAPSET(&solv->updatemap, p - solv->installed->start);
+ solv->updatemap_all = 1;
+ if (how & SOLVER_FORCEBEST)
+ solv->bestupdatemap_all = 1;
+ if (how & SOLVER_CLEANDEPS)
+ {
+ FOR_REPO_SOLVABLES(installed, p, s)
+ add_cleandeps_package(solv, p);
+ }
+ }
+ else if (select == SOLVER_SOLVABLE_REPO)
+ {
+ Repo *repo = pool_id2repo(pool, what);
+ if (!repo)
+ break;
+ if (repo == installed && !(how & SOLVER_TARGETED))
+ {
+ solv->updatemap_all = 1;
+ if (how & SOLVER_FORCEBEST)
+ solv->bestupdatemap_all = 1;
+ if (how & SOLVER_CLEANDEPS)
+ {
+ FOR_REPO_SOLVABLES(installed, p, s)
+ add_cleandeps_package(solv, p);
+ }
+ break;
+ }
+ if (solv->noautotarget && !(how & SOLVER_TARGETED))
+ break;
+ /* targeted update */
+ FOR_REPO_SOLVABLES(repo, p, s)
+ add_update_target(solv, p, how);
+ }
+ else
+ {
+ if (!(how & SOLVER_TARGETED))
+ {
+ int targeted = 1;
+ FOR_JOB_SELECT(p, pp, select, what)
+ {
+ s = pool->solvables + p;
+ if (s->repo != installed)
+ continue;
+ if (!solv->updatemap.size)
+ map_grow(&solv->updatemap, installed->end - installed->start);
+ MAPSET(&solv->updatemap, p - installed->start);
+ if (how & SOLVER_FORCEBEST)
+ {
+ if (!solv->bestupdatemap.size)
+ map_grow(&solv->bestupdatemap, installed->end - installed->start);
+ MAPSET(&solv->bestupdatemap, p - installed->start);
+ }
+ if (how & SOLVER_CLEANDEPS)
+ add_cleandeps_package(solv, p);
+ targeted = 0;
+ }
+ if (!targeted || solv->noautotarget)
+ break;
+ }
+ FOR_JOB_SELECT(p, pp, select, what)
+ add_update_target(solv, p, how);
}
break;
default:
}
}
+ if (solv->update_targets)
+ transform_update_targets(solv);
+
oldnrules = solv->nrules;
FOR_REPO_SOLVABLES(installed, p, s)
solver_addrpmrulesforsolvable(solv, s, &addedmap);
* create rules for all packages involved in the job
* (to be installed or removed)
*/
-
+
oldnrules = solv->nrules;
for (i = 0; i < job->count; i += 2)
{
{
solv->dupmap_all = 1;
solv->updatemap_all = 1;
+ if (how & SOLVER_FORCEBEST)
+ solv->bestupdatemap_all = 1;
}
if (!solv->dupmap_all)
hasdupjob = 1;
}
POOL_DEBUG(SOLV_DEBUG_STATS, "added %d rpm rules for packages involved in a job\n", solv->nrules - oldnrules);
-
+
/*
* add rules for suggests, enhances
*/
solver_addrpmrulesforweak(solv, &addedmap);
POOL_DEBUG(SOLV_DEBUG_STATS, "added %d rpm rules because of weak dependencies\n", solv->nrules - oldnrules);
+#ifdef ENABLE_LINKED_PKGS
+ oldnrules = solv->nrules;
+ solver_addrpmrulesforlinked(solv, &addedmap);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "added %d rpm rules because of linked packages\n", solv->nrules - oldnrules);
+#endif
+
/*
* first pass done, we now have all the rpm rules we need.
* unify existing rules before going over all job rules and
POOL_DEBUG(SOLV_DEBUG_STATS, "%d of %d installable solvables considered for solving\n", possible, installable);
}
- solver_unifyrules(solv); /* remove duplicate rpm rules */
- solv->rpmrules_end = solv->nrules; /* mark end of rpm rules */
+ if (solv->nrules > initialnrules)
+ solver_unifyrules(solv); /* remove duplicate rpm rules */
+ solv->rpmrules_end = solv->nrules; /* mark end of rpm rules */
- POOL_DEBUG(SOLV_DEBUG_STATS, "rpm rule memory usage: %d K\n", solv->nrules * (int)sizeof(Rule) / 1024);
+ if (solv->nrules > initialnrules)
+ addedmap2deduceq(solv, &addedmap); /* so that we can recreate the addedmap */
+
+ POOL_DEBUG(SOLV_DEBUG_STATS, "rpm rule memory used: %d K\n", solv->nrules * (int)sizeof(Rule) / 1024);
POOL_DEBUG(SOLV_DEBUG_STATS, "rpm rule creation took %d ms\n", solv_timems(now));
/* create dup maps if needed. We need the maps early to create our
/*
* create feature rules
- *
+ *
* foreach installed:
* create assertion (keep installed, if no update available)
* or
* create update rule (A|update1(A)|update2(A)|...)
- *
+ *
* those are used later on to keep a version of the installed packages in
* best effort mode
*/
-
+
solv->featurerules = solv->nrules; /* mark start of feature rules */
if (installed)
{
/*
* Add update rules for installed solvables
- *
+ *
* almost identical to feature rules
* except that downgrades/archchanges/vendorchanges are not allowed
*/
-
+
solv->updaterules = solv->nrules;
if (installed)
queue_push(&solv->orphaned, i);
if (!r->p)
{
- assert(solv->dupmap_all && !sr->p);
+ /* assert(solv->dupmap_all && !sr->p); */
continue;
}
- if (!solver_samerule(solv, r, sr))
+ if (!solver_rulecmp(solv, r, sr))
memset(sr, 0, sizeof(*sr)); /* delete unneeded feature rule */
else
solver_disablerule(solv, sr); /* disable feature rule */
*/
solv->jobrules = solv->nrules;
- if (solv->cleandeps_updatepkgs)
- {
- queue_free(solv->cleandeps_updatepkgs);
- solv->cleandeps_updatepkgs = solv_free(solv->cleandeps_updatepkgs);
- }
for (i = 0; i < job->count; i += 2)
{
oldnrules = solv->nrules;
+ if (i && i == solv->pooljobcnt)
+ POOL_DEBUG(SOLV_DEBUG_JOB, "end of pool jobs\n");
how = job->elements[i];
what = job->elements[i + 1];
weak = how & SOLVER_WEAK;
queue_push(&q, p);
if (!q.count)
{
- /* no candidate found, make this an impossible rule */
+ if (select == SOLVER_SOLVABLE_ONE_OF)
+ break; /* ignore empty installs */
+ /* no candidate found or unsupported, make this an impossible rule */
queue_push(&q, -SYSTEMSOLVABLE);
}
p = queue_shift(&q); /* get first candidate */
d = !q.count ? 0 : pool_queuetowhatprovides(pool, &q); /* internalize */
}
+ /* force install of namespace supplements hack */
+ if (select == SOLVER_SOLVABLE_PROVIDES && !d && (p == SYSTEMSOLVABLE || p == -SYSTEMSOLVABLE) && ISRELDEP(what))
+ {
+ Reldep *rd = GETRELDEP(pool, what);
+ if (rd->flags == REL_NAMESPACE)
+ {
+ p = SYSTEMSOLVABLE;
+ if (!solv->installsuppdepq)
+ {
+ solv->installsuppdepq = solv_calloc(1, sizeof(Queue));
+ queue_init(solv->installsuppdepq);
+ }
+ queue_pushunique(solv->installsuppdepq, rd->evr == 0 ? rd->name : what);
+ }
+ }
solver_addjobrule(solv, p, d, i, weak);
+ if (how & SOLVER_FORCEBEST)
+ hasbestinstalljob = 1;
break;
case SOLVER_ERASE:
POOL_DEBUG(SOLV_DEBUG_JOB, "job: %s%serase %s\n", weak ? "weak " : "", how & SOLVER_CLEANDEPS ? "clean deps " : "", solver_select2str(pool, select, what));
if ((how & SOLVER_CLEANDEPS) != 0 && !solv->cleandepsmap.size && installed)
map_grow(&solv->cleandepsmap, installed->end - installed->start);
+ /* specific solvable: by id or by nevra */
name = (select == SOLVER_SOLVABLE || (select == SOLVER_SOLVABLE_NAME && ISRELDEP(what))) ? 0 : -1;
+ if (select == SOLVER_SOLVABLE_ALL) /* hmmm ;) */
+ {
+ FOR_POOL_SOLVABLES(p)
+ solver_addjobrule(solv, -p, 0, i, weak);
+ }
+ else if (select == SOLVER_SOLVABLE_REPO)
+ {
+ Repo *repo = pool_id2repo(pool, what);
+ if (repo)
+ FOR_REPO_SOLVABLES(repo, p, s)
+ solver_addjobrule(solv, -p, 0, i, weak);
+ }
FOR_JOB_SELECT(p, pp, select, what)
{
s = pool->solvables + p;
break;
case SOLVER_UPDATE:
- if ((how & SOLVER_CLEANDEPS) != 0 && installed)
- {
- FOR_JOB_SELECT(p, pp, select, what)
- {
- s = pool->solvables + p;
- if (s->repo != installed)
- continue;
- if (!solv->cleandeps_updatepkgs)
- {
- solv->cleandeps_updatepkgs = solv_calloc(1, sizeof(Queue));
- queue_init(solv->cleandeps_updatepkgs);
- }
- queue_pushunique(solv->cleandeps_updatepkgs, p);
- if (!solv->cleandepsmap.size)
- map_grow(&solv->cleandepsmap, installed->end - installed->start);
- }
- }
POOL_DEBUG(SOLV_DEBUG_JOB, "job: %supdate %s\n", weak ? "weak " : "", solver_select2str(pool, select, what));
break;
case SOLVER_VERIFY:
s = pool->solvables + what;
weaken_solvable_deps(solv, what);
break;
- case SOLVER_NOOBSOLETES:
- POOL_DEBUG(SOLV_DEBUG_JOB, "job: %sno obsolete %s\n", weak ? "weak " : "", solver_select2str(pool, select, what));
+ case SOLVER_MULTIVERSION:
+ POOL_DEBUG(SOLV_DEBUG_JOB, "job: %smultiversion %s\n", weak ? "weak " : "", solver_select2str(pool, select, what));
break;
case SOLVER_LOCK:
POOL_DEBUG(SOLV_DEBUG_JOB, "job: %slock %s\n", weak ? "weak " : "", solver_select2str(pool, select, what));
- FOR_JOB_SELECT(p, pp, select, what)
+ if (select == SOLVER_SOLVABLE_ALL)
{
- s = pool->solvables + p;
- solver_addjobrule(solv, installed && s->repo == installed ? p : -p, 0, i, weak);
+ FOR_POOL_SOLVABLES(p)
+ solver_addjobrule(solv, installed && pool->solvables[p].repo == installed ? p : -p, 0, i, weak);
+ }
+ else if (select == SOLVER_SOLVABLE_REPO)
+ {
+ Repo *repo = pool_id2repo(pool, what);
+ if (repo)
+ FOR_REPO_SOLVABLES(repo, p, s)
+ solver_addjobrule(solv, installed && pool->solvables[p].repo == installed ? p : -p, 0, i, weak);
}
+ FOR_JOB_SELECT(p, pp, select, what)
+ solver_addjobrule(solv, installed && pool->solvables[p].repo == installed ? p : -p, 0, i, weak);
break;
case SOLVER_DISTUPGRADE:
POOL_DEBUG(SOLV_DEBUG_JOB, "job: distupgrade %s\n", solver_select2str(pool, select, what));
break;
case SOLVER_DROP_ORPHANED:
POOL_DEBUG(SOLV_DEBUG_JOB, "job: drop orphaned %s\n", solver_select2str(pool, select, what));
- if (select == SOLVER_SOLVABLE_ALL)
+ if (select == SOLVER_SOLVABLE_ALL || (select == SOLVER_SOLVABLE_REPO && installed && what == installed->repoid))
solv->droporphanedmap_all = 1;
FOR_JOB_SELECT(p, pp, select, what)
{
{
int j;
if (solv->nrules == oldnrules)
- POOL_DEBUG(SOLV_DEBUG_JOB, " - no rule created\n");
+ POOL_DEBUG(SOLV_DEBUG_JOB, " - no rule created\n");
for (j = oldnrules; j < solv->nrules; j++)
{
- POOL_DEBUG(SOLV_DEBUG_JOB, " - job ");
+ POOL_DEBUG(SOLV_DEBUG_JOB, " - job ");
solver_printrule(solv, SOLV_DEBUG_JOB, solv->rules + j);
}
}
if (!solv->noinfarchcheck)
{
solver_addinfarchrules(solv, &addedmap);
- if (pool->obsoleteusescolors)
+#if 0
+ if (pool->implicitobsoleteusescolors)
{
/* currently doesn't work well with infarch rules, so make
* them weak */
for (i = solv->infarchrules; i < solv->infarchrules_end; i++)
queue_push(&solv->weakruleq, i);
}
+#endif
}
else
solv->infarchrules = solv->infarchrules_end = solv->nrules;
if (hasdupjob)
- {
- solver_addduprules(solv, &addedmap);
- solver_freedupmaps(solv); /* no longer needed */
- }
+ solver_addduprules(solv, &addedmap);
else
solv->duprules = solv->duprules_end = solv->nrules;
+ if (solv->bestupdatemap_all || solv->bestupdatemap.size || hasbestinstalljob)
+ solver_addbestrules(solv, hasbestinstalljob);
+ else
+ solv->bestrules = solv->bestrules_end = solv->nrules;
+
+ if (hasdupjob)
+ solver_freedupmaps(solv); /* no longer needed */
+
if (1)
solver_addchoicerules(solv);
else
solv->choicerules = solv->choicerules_end = solv->nrules;
+ if (0)
+ {
+ for (i = solv->featurerules; i < solv->nrules; i++)
+ solver_printruleclass(solv, SOLV_DEBUG_RESULT, solv->rules + i);
+ }
/* all rules created
* --------------------------------------------------------------
* prepare for solving
*/
-
+
/* free unneeded memory */
map_free(&addedmap);
map_free(&installcandidatemap);
queue_free(&q);
- POOL_DEBUG(SOLV_DEBUG_STATS, "%d rpm rules, %d job rules, %d infarch rules, %d dup rules, %d choice rules\n", solv->rpmrules_end - 1, solv->jobrules_end - solv->jobrules, solv->infarchrules_end - solv->infarchrules, solv->duprules_end - solv->duprules, solv->choicerules_end - solv->choicerules);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "%d rpm rules, 2 * %d update rules, %d job rules, %d infarch rules, %d dup rules, %d choice rules, %d best rules\n", solv->rpmrules_end - 1, solv->updaterules_end - solv->updaterules, solv->jobrules_end - solv->jobrules, solv->infarchrules_end - solv->infarchrules, solv->duprules_end - solv->duprules, solv->choicerules_end - solv->choicerules, solv->bestrules_end - solv->bestrules);
+ POOL_DEBUG(SOLV_DEBUG_STATS, "overall rule memory used: %d K\n", solv->nrules * (int)sizeof(Rule) / 1024);
/* create weak map */
map_init(&solv->weakrulemap, solv->nrules);
MAPSET(&solv->weakrulemap, p);
}
+ /* enable cleandepsmap creation if we have updatepkgs */
+ if (solv->cleandeps_updatepkgs && !solv->cleandepsmap.size)
+ map_grow(&solv->cleandepsmap, installed->end - installed->start);
+ /* no mistakes */
+ if (solv->cleandeps_mistakes)
+ {
+ queue_free(solv->cleandeps_mistakes);
+ solv->cleandeps_mistakes = solv_free(solv->cleandeps_mistakes);
+ }
+
/* all new rules are learnt after this point */
solv->learntrules = solv->nrules;
makeruledecisions(solv);
POOL_DEBUG(SOLV_DEBUG_SOLVER, "problems so far: %d\n", solv->problems.count);
- /* no mistakes */
- if (solv->cleandeps_mistakes)
- {
- queue_free(solv->cleandeps_mistakes);
- solv->cleandeps_mistakes = solv_free(solv->cleandeps_mistakes);
- }
-
/*
* ********************************************
* solve!
* ********************************************
*/
-
+
now = solv_timems(0);
solver_run_sat(solv, 1, solv->dontinstallrecommended ? 0 : 1);
POOL_DEBUG(SOLV_DEBUG_STATS, "solver took %d ms\n", solv_timems(now));
Transaction *
solver_create_transaction(Solver *solv)
{
- return transaction_create_decisionq(solv->pool, &solv->decisionq, &solv->noobsoletes);
+ return transaction_create_decisionq(solv->pool, &solv->decisionq, &solv->multiversion);
}
void solver_get_orphaned(Solver *solv, Queue *orphanedq)
continue;
if (solv->decisionmap[p] <= 0)
continue;
- if (solv->noobsoletes.size && MAPTST(&solv->noobsoletes, p))
+ if (solv->multiversion.size && MAPTST(&solv->multiversion, p))
continue;
obsp = s->repo->idarraydata + s->obsoletes;
/* foreach obsoletes */
solver_disablerule(solv, r);
goterase++;
}
-
+
if (goterase)
{
enabledisablelearntrules(solv);
Id why;
why = solv->decisionq_why.elements[i];
if (why)
- continue; /* forced by unit rule */
+ continue; /* forced by unit rule or dep resolving */
p = solv->decisionq.elements[i];
if (p < 0)
continue;
recp = s->repo->idarraydata + s->recommends;
while ((rec = *recp++) != 0)
{
+#ifdef ENABLE_COMPLEX_DEPS
+ if (pool_is_complex_dep(pool, rec))
+ {
+ do_complex_recommendations(solv, rec, &solv->recommendsmap, noselected);
+ continue;
+ }
+#endif
FOR_PROVIDES(p, pp, rec)
if (solv->decisionmap[p] > 0)
break;
/*
* find suggested packages
*/
-
+
if (suggestionsq)
{
Id sug, *sugp, p, pp;
sugp = s->repo->idarraydata + s->suggests;
while ((sug = *sugp++) != 0)
{
+#ifdef ENABLE_COMPLEX_DEPS
+ if (pool_is_complex_dep(pool, sug))
+ {
+ do_complex_recommendations(solv, sug, &solv->suggestsmap, noselected);
+ continue;
+ }
+#endif
FOR_PROVIDES(p, pp, sug)
if (solv->decisionmap[p] > 0)
break;
if (redoq.count)
undo_removedisabledconflicts(solv, &redoq);
queue_free(&redoq);
-
+
/* undo job rule disabling */
for (i = 0; i < disabledq.count; i++)
solver_enablerule(solv, solv->rules + disabledq.elements[i]);
/* disk usage computations */
/*-------------------------------------------------------------------
- *
+ *
* calculate DU changes
*/
/*-------------------------------------------------------------------
- *
+ *
* calculate changes in install size
*/
void
solver_trivial_installable(Solver *solv, Queue *pkgs, Queue *res)
{
+ Pool *pool = solv->pool;
Map installedmap;
- pool_create_state_maps(solv->pool, &solv->decisionq, &installedmap, 0);
- pool_trivial_installable_noobsoletesmap(solv->pool, &installedmap, pkgs, res, solv->noobsoletes.size ? &solv->noobsoletes : 0);
+ int i;
+ pool_create_state_maps(pool, &solv->decisionq, &installedmap, 0);
+ pool_trivial_installable_multiversionmap(pool, &installedmap, pkgs, res, solv->multiversion.size ? &solv->multiversion : 0);
+ for (i = 0; i < res->count; i++)
+ if (res->elements[i] != -1)
+ {
+ Solvable *s = pool->solvables + pkgs->elements[i];
+ if (!strncmp("patch:", pool_id2str(pool, s->name), 6) && solvable_is_irrelevant_patch(s, &installedmap))
+ res->elements[i] = -1;
+ }
map_free(&installedmap);
}
/*-------------------------------------------------------------------
- *
+ *
* decision introspection
*/
{
int i;
Id pp, why;
-
+
if (infop)
*infop = 0;
if (!solv->decisionmap[p])
if (i == solv->decisionq.count) /* just in case... */
return SOLVER_REASON_UNRELATED;
why = solv->decisionq_why.elements[i];
+ if (infop)
+ *infop = why > 0 ? why : -why;
if (why > 0)
- {
- if (infop)
- *infop = why;
- return SOLVER_REASON_UNIT_RULE;
- }
+ return SOLVER_REASON_UNIT_RULE;
why = -why;
if (i < solv->decisioncnt_update)
{
if (i == 0)
- {
- if (infop)
- *infop = SYSTEMSOLVABLE;
- return SOLVER_REASON_KEEP_INSTALLED;
- }
- if (infop)
- *infop = why;
+ return SOLVER_REASON_KEEP_INSTALLED;
return SOLVER_REASON_RESOLVE_JOB;
}
if (i < solv->decisioncnt_keep)
{
if (why == 0 && pp < 0)
return SOLVER_REASON_CLEANDEPS_ERASE;
- if (infop)
- {
- if (why >= solv->updaterules && why < solv->updaterules_end)
- *infop = why - solv->updaterules;
- else if (why >= solv->featurerules && why < solv->featurerules_end)
- *infop = why - solv->featurerules;
- }
return SOLVER_REASON_UPDATE_INSTALLED;
}
if (i < solv->decisioncnt_resolve)
{
if (why == 0 && pp < 0)
return SOLVER_REASON_CLEANDEPS_ERASE;
- if (infop)
- {
- if (why >= solv->updaterules && why < solv->updaterules_end)
- *infop = why - solv->updaterules;
- else if (why >= solv->featurerules && why < solv->featurerules_end)
- *infop = why - solv->featurerules;
- }
return SOLVER_REASON_KEEP_INSTALLED;
}
- if (i < solv->decisioncnt_weak)
- {
- if (infop)
- *infop = why;
- return SOLVER_REASON_RESOLVE;
- }
+ if (why > 0)
+ return SOLVER_REASON_RESOLVE;
+ /* weak or orphaned */
if (solv->decisionq.count < solv->decisioncnt_orphan)
return SOLVER_REASON_WEAKDEP;
return SOLVER_REASON_RESOLVE_ORPHAN;
}
}
}
+
+void
+pool_job2solvables(Pool *pool, Queue *pkgs, Id how, Id what)
+{
+ Id p, pp;
+ how &= SOLVER_SELECTMASK;
+ queue_empty(pkgs);
+ if (how == SOLVER_SOLVABLE_ALL)
+ {
+ FOR_POOL_SOLVABLES(p)
+ queue_push(pkgs, p);
+ }
+ else if (how == SOLVER_SOLVABLE_REPO)
+ {
+ Repo *repo = pool_id2repo(pool, what);
+ Solvable *s;
+ if (repo)
+ FOR_REPO_SOLVABLES(repo, p, s)
+ queue_push(pkgs, p);
+ }
+ else
+ {
+ FOR_JOB_SELECT(p, pp, how, what)
+ queue_push(pkgs, p);
+ }
+}
+
+int
+pool_isemptyupdatejob(Pool *pool, Id how, Id what)
+{
+ Id p, pp, pi, pip;
+ Id select = how & SOLVER_SELECTMASK;
+ if ((how & SOLVER_JOBMASK) != SOLVER_UPDATE)
+ return 0;
+ if (select == SOLVER_SOLVABLE_ALL || select == SOLVER_SOLVABLE_REPO)
+ return 0;
+ if (!pool->installed)
+ return 1;
+ FOR_JOB_SELECT(p, pp, select, what)
+ if (pool->solvables[p].repo == pool->installed)
+ return 0;
+ /* hard work */
+ FOR_JOB_SELECT(p, pp, select, what)
+ {
+ Solvable *s = pool->solvables + p;
+ FOR_PROVIDES(pi, pip, s->name)
+ {
+ Solvable *si = pool->solvables + pi;
+ if (si->repo != pool->installed || si->name != s->name)
+ continue;
+ return 0;
+ }
+ if (s->obsoletes)
+ {
+ Id obs, *obsp = s->repo->idarraydata + s->obsoletes;
+ while ((obs = *obsp++) != 0)
+ {
+ FOR_PROVIDES(pi, pip, obs)
+ {
+ Solvable *si = pool->solvables + pi;
+ if (si->repo != pool->installed)
+ continue;
+ if (!pool->obsoleteusesprovides && !pool_match_nevr(pool, si, obs))
+ continue;
+ if (pool->obsoleteusescolors && !pool_colormatch(pool, s, si))
+ continue;
+ return 0;
+ }
+ }
+ }
+ }
+ return 1;
+}
+
+const char *
+solver_select2str(Pool *pool, Id select, Id what)
+{
+ const char *s;
+ char *b;
+ select &= SOLVER_SELECTMASK;
+ if (select == SOLVER_SOLVABLE)
+ return pool_solvid2str(pool, what);
+ if (select == SOLVER_SOLVABLE_NAME)
+ return pool_dep2str(pool, what);
+ if (select == SOLVER_SOLVABLE_PROVIDES)
+ {
+ s = pool_dep2str(pool, what);
+ b = pool_alloctmpspace(pool, 11 + strlen(s));
+ sprintf(b, "providing %s", s);
+ return b;
+ }
+ if (select == SOLVER_SOLVABLE_ONE_OF)
+ {
+ Id p;
+ b = 0;
+ while ((p = pool->whatprovidesdata[what++]) != 0)
+ {
+ s = pool_solvid2str(pool, p);
+ if (b)
+ b = pool_tmpappend(pool, b, ", ", s);
+ else
+ b = pool_tmpjoin(pool, s, 0, 0);
+ pool_freetmpspace(pool, s);
+ }
+ return b ? b : "nothing";
+ }
+ if (select == SOLVER_SOLVABLE_REPO)
+ {
+ b = pool_alloctmpspace(pool, 20);
+ sprintf(b, "repo #%d", what);
+ return b;
+ }
+ if (select == SOLVER_SOLVABLE_ALL)
+ return "all packages";
+ return "unknown job select";
+}
+
+const char *
+pool_job2str(Pool *pool, Id how, Id what, Id flagmask)
+{
+ Id select = how & SOLVER_SELECTMASK;
+ const char *strstart = 0, *strend = 0;
+ char *s;
+ int o;
+
+ switch (how & SOLVER_JOBMASK)
+ {
+ case SOLVER_NOOP:
+ return "do nothing";
+ case SOLVER_INSTALL:
+ if (select == SOLVER_SOLVABLE && pool->installed && pool->solvables[what].repo == pool->installed)
+ strstart = "keep ", strend = " installed";
+ else if (select == SOLVER_SOLVABLE || select == SOLVER_SOLVABLE_NAME)
+ strstart = "install ";
+ else if (select == SOLVER_SOLVABLE_PROVIDES)
+ strstart = "install a package ";
+ else
+ strstart = "install one of ";
+ break;
+ case SOLVER_ERASE:
+ if (select == SOLVER_SOLVABLE && !(pool->installed && pool->solvables[what].repo == pool->installed))
+ strstart = "keep ", strend = " uninstalled";
+ else if (select == SOLVER_SOLVABLE_PROVIDES)
+ strstart = "deinstall all packages ";
+ else
+ strstart = "deinstall ";
+ break;
+ case SOLVER_UPDATE:
+ strstart = "update ";
+ break;
+ case SOLVER_WEAKENDEPS:
+ strstart = "weaken deps of ";
+ break;
+ case SOLVER_MULTIVERSION:
+ strstart = "multi version ";
+ break;
+ case SOLVER_LOCK:
+ strstart = "update ";
+ break;
+ case SOLVER_DISTUPGRADE:
+ strstart = "dist upgrade ";
+ break;
+ case SOLVER_VERIFY:
+ strstart = "verify ";
+ break;
+ case SOLVER_DROP_ORPHANED:
+ strstart = "deinstall ", strend = " if orphaned";
+ break;
+ case SOLVER_USERINSTALLED:
+ strstart = "regard ", strend = " as userinstalled";
+ break;
+ default:
+ strstart = "unknown job ";
+ break;
+ }
+ s = pool_tmpjoin(pool, strstart, solver_select2str(pool, select, what), strend);
+ how &= flagmask;
+ if ((how & ~(SOLVER_SELECTMASK|SOLVER_JOBMASK)) == 0)
+ return s;
+ o = strlen(s);
+ s = pool_tmpappend(pool, s, " ", 0);
+ if (how & SOLVER_WEAK)
+ s = pool_tmpappend(pool, s, ",weak", 0);
+ if (how & SOLVER_ESSENTIAL)
+ s = pool_tmpappend(pool, s, ",essential", 0);
+ if (how & SOLVER_CLEANDEPS)
+ s = pool_tmpappend(pool, s, ",cleandeps", 0);
+ if (how & SOLVER_ORUPDATE)
+ s = pool_tmpappend(pool, s, ",orupdate", 0);
+ if (how & SOLVER_FORCEBEST)
+ s = pool_tmpappend(pool, s, ",forcebest", 0);
+ if (how & SOLVER_TARGETED)
+ s = pool_tmpappend(pool, s, ",targeted", 0);
+ if (how & SOLVER_SETEV)
+ s = pool_tmpappend(pool, s, ",setev", 0);
+ if (how & SOLVER_SETEVR)
+ s = pool_tmpappend(pool, s, ",setevr", 0);
+ if (how & SOLVER_SETARCH)
+ s = pool_tmpappend(pool, s, ",setarch", 0);
+ if (how & SOLVER_SETVENDOR)
+ s = pool_tmpappend(pool, s, ",setvendor", 0);
+ if (how & SOLVER_SETREPO)
+ s = pool_tmpappend(pool, s, ",setrepo", 0);
+ if (how & SOLVER_SETNAME)
+ s = pool_tmpappend(pool, s, ",setname", 0);
+ if (how & SOLVER_NOAUTOSET)
+ s = pool_tmpappend(pool, s, ",noautoset", 0);
+ if (s[o + 1] != ',')
+ s = pool_tmpappend(pool, s, ",?", 0);
+ s[o + 1] = '[';
+ return pool_tmpappend(pool, s, "]", 0);
+}
+