#include <stdint.h>
#include <errno.h>
+#ifdef ENABLE_RPMDB
+
#include <rpm/rpmio.h>
#include <rpm/rpmpgp.h>
#ifndef RPM5
# endif
#endif
+#endif
+
#include "pool.h"
#include "repo.h"
#include "hash.h"
# define RPM_INDEX_SIZE 8 /* rpmdbid + array index */
#endif
+/* some limits to guard against corrupt rpms */
+#define MAX_SIG_CNT 0x100000
+#define MAX_SIG_DSIZE 0x100000
+
+#define MAX_HDR_CNT 0x100000
+#define MAX_HDR_DSIZE 0x2000000
typedef struct rpmhead {
int cnt;
- int dcnt;
+ unsigned int dcnt;
unsigned char *dp;
int forcebinary; /* sigh, see rh#478907 */
unsigned char data[1];
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (o + 4 * i > h->dcnt)
+ if (o > h->dcnt || i > h->dcnt || o + 4 * i > h->dcnt)
return 0;
d = h->dp + o;
r = solv_calloc(i ? i : 1, sizeof(unsigned int));
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (i == 0 || o + 4 * i > h->dcnt)
+ if (i == 0 || o > h->dcnt || i > h->dcnt || o + 4 * i > h->dcnt)
return 0;
d = h->dp + o;
return d[0] << 24 | d[1] << 16 | d[2] << 8 | d[3];
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (o + 8 * i > h->dcnt)
+ if (o > h->dcnt || i > h->dcnt || o + 8 * i > h->dcnt)
return 0;
d = h->dp + o;
r = solv_calloc(i ? i : 1, sizeof(unsigned long long));
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (i == 0 || o + 8 * i > h->dcnt)
+ if (i == 0 || o > h->dcnt || i > h->dcnt || o + 8 * i > h->dcnt)
return 0;
d = h->dp + o;
i = d[0] << 24 | d[1] << 16 | d[2] << 8 | d[3];
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (o + 4 * i > h->dcnt)
+ if (o > h->dcnt || i > h->dcnt || o + 2 * i > h->dcnt)
return 0;
d = h->dp + o;
r = solv_calloc(i ? i : 1, sizeof(unsigned int));
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
+ if (o > h->dcnt || i > h->dcnt)
+ return 0;
r = solv_calloc(i ? i : 1, sizeof(char *));
if (cnt)
*cnt = i;
return 0;
o = d[8] << 24 | d[9] << 16 | d[10] << 8 | d[11];
i = d[12] << 24 | d[13] << 16 | d[14] << 8 | d[15];
- if (o > h->dcnt || o + i < o || o + i > h->dcnt)
+ if (o > h->dcnt || i > h->dcnt || o + i > h->dcnt)
return 0;
if (sizep)
*sizep = i;
Id did;
char *b = bn[i];
- if (di[i] == lastdii)
+ if (lastdid && di[i] == lastdii)
did = lastdid;
else
{
}
static int
-rpm2solv(Pool *pool, Repo *repo, Repodata *data, Solvable *s, RpmHead *rpmhead, int flags)
+rpmhead2solv(Pool *pool, Repo *repo, Repodata *data, Solvable *s, RpmHead *rpmhead, int flags)
{
char *name;
char *evr;
return 1;
}
+static inline unsigned int
+getu32(const unsigned char *dp)
+{
+ return dp[0] << 24 | dp[1] << 16 | dp[2] << 8 | dp[3];
+}
+
/******************************************************************/
/* Rpm Database stuff
RpmHead *rpmhead; /* header storage space */
int rpmheadsize;
+#ifdef ENABLE_RPMDB
int dbopened;
DB_ENV *dbenv; /* database environment */
DB *db; /* packages database */
int byteswapped; /* endianess of packages database */
int is_ostree; /* read-only db that lives in /usr/share/rpm */
+#endif
};
+#ifdef ENABLE_RPMDB
+
struct rpmdbentry {
Id rpmdbid;
Id nameoff;
#define NAMEDATA_BLOCK 1023
-static inline Id db2rpmdbid(unsigned char *db, int byteswapped)
+static inline Id
+db2rpmdbid(unsigned char *db, int byteswapped)
{
#ifdef RPM5
return db[0] << 24 | db[1] << 16 | db[2] << 8 | db[3];
#endif
}
-static inline void rpmdbid2db(unsigned char *db, Id id, int byteswapped)
+static inline void
+rpmdbid2db(unsigned char *db, Id id, int byteswapped)
{
#ifdef RPM5
db[0] = id >> 24, db[1] = id >> 16, db[2] = id >> 8, db[3] = id;
state->dbenv = 0;
}
+#endif
+
+static void
+freestate(struct rpmdbstate *state)
+{
+ /* close down */
+ if (!state)
+ return;
+#ifdef ENABLE_RPMDB
+ if (state->db)
+ state->db->close(state->db, 0);
+ if (state->dbenv)
+ closedbenv(state);
+#endif
+ if (state->rootdir)
+ solv_free(state->rootdir);
+ solv_free(state->rpmhead);
+}
+
+void *
+rpm_state_create(Pool *pool, const char *rootdir)
+{
+ struct rpmdbstate *state;
+ state = solv_calloc(1, sizeof(*state));
+ state->pool = pool;
+ if (rootdir)
+ state->rootdir = solv_strdup(rootdir);
+ return state;
+}
+
+void *
+rpm_state_free(void *state)
+{
+ freestate(state);
+ return solv_free(state);
+}
+
+
+#ifdef ENABLE_RPMDB
+
static int
openpkgdb(struct rpmdbstate *state)
{
return entries;
}
-/* retrive header by rpmdbid */
+/* common code, return dbid on success, -1 on error */
static int
-getrpmdbid(struct rpmdbstate *state, Id rpmdbid)
+getrpm_dbdata(struct rpmdbstate *state, DBT *dbdata, int dbid)
{
- unsigned char buf[16];
- DBT dbkey;
- DBT dbdata;
+ unsigned int dsize, cnt, l;
RpmHead *rpmhead;
- if (!rpmdbid)
+ if (dbdata->size < 8)
+ return pool_error(state->pool, -1, "corrupt rpm database (size)");
+ cnt = getu32((const unsigned char *)dbdata->data);
+ dsize = getu32((const unsigned char *)dbdata->data + 4);
+ if (cnt >= MAX_HDR_CNT || dsize >= MAX_HDR_DSIZE)
+ return pool_error(state->pool, -1, "corrupt rpm database (cnt/dcnt)");
+ l = cnt * 16 + dsize;
+ if (8 + l > dbdata->size)
+ return pool_error(state->pool, -1, "corrupt rpm database (data size)");
+ if (l + 1 > state->rpmheadsize)
{
- pool_error(state->pool, 0, "illegal rpmdbid");
- return -1;
+ state->rpmheadsize = l + 128;
+ state->rpmhead = solv_realloc(state->rpmhead, sizeof(*rpmhead) + state->rpmheadsize);
}
+ rpmhead = state->rpmhead;
+ rpmhead->forcebinary = 1;
+ rpmhead->cnt = cnt;
+ rpmhead->dcnt = dsize;
+ memcpy(rpmhead->data, (unsigned char *)dbdata->data + 8, l);
+ rpmhead->data[l] = 0;
+ rpmhead->dp = rpmhead->data + cnt * 16;
+ return dbid;
+}
+
+/* retrive header by rpmdbid, returns 0 if not found, -1 on error */
+static int
+getrpm_dbid(struct rpmdbstate *state, Id dbid)
+{
+ unsigned char buf[4];
+ DBT dbkey;
+ DBT dbdata;
+
+ if (dbid <= 0)
+ return pool_error(state->pool, -1, "illegal rpmdbid %d", dbid);
if (state->dbopened != 1 && !openpkgdb(state))
return -1;
- rpmdbid2db(buf, rpmdbid, state->byteswapped);
+ rpmdbid2db(buf, dbid, state->byteswapped);
memset(&dbkey, 0, sizeof(dbkey));
memset(&dbdata, 0, sizeof(dbdata));
dbkey.data = buf;
dbdata.size = 0;
if (state->db->get(state->db, NULL, &dbkey, &dbdata, 0))
return 0;
- if (dbdata.size < 8)
- {
- pool_error(state->pool, 0, "corrupt rpm database (size)");
- return -1;
- }
- if (dbdata.size > state->rpmheadsize)
- {
- state->rpmheadsize = dbdata.size + 128;
- state->rpmhead = solv_realloc(state->rpmhead, sizeof(*rpmhead) + state->rpmheadsize);
- }
- rpmhead = state->rpmhead;
- memcpy(buf, dbdata.data, 8);
- rpmhead->forcebinary = 1;
- rpmhead->cnt = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
- rpmhead->dcnt = buf[4] << 24 | buf[5] << 16 | buf[6] << 8 | buf[7];
- if (8 + rpmhead->cnt * 16 + rpmhead->dcnt > dbdata.size)
- {
- pool_error(state->pool, 0, "corrupt rpm database (data size)");
- return -1;
- }
- memcpy(rpmhead->data, (unsigned char *)dbdata.data + 8, rpmhead->cnt * 16 + rpmhead->dcnt);
- rpmhead->dp = rpmhead->data + rpmhead->cnt * 16;
- return 1;
+ return getrpm_dbdata(state, &dbdata, dbid);
}
-/* retrive header by berkeleydb cursor */
+/* retrive header by berkeleydb cursor, returns 0 on EOF, -1 on error */
static Id
-getrpmcursor(struct rpmdbstate *state, DBC *dbc)
+getrpm_cursor(struct rpmdbstate *state, DBC *dbc)
{
- unsigned char buf[16];
DBT dbkey;
DBT dbdata;
- RpmHead *rpmhead;
Id dbid;
memset(&dbkey, 0, sizeof(dbkey));
if (dbkey.size != 4)
return pool_error(state->pool, -1, "corrupt Packages database (key size)");
dbid = db2rpmdbid(dbkey.data, state->byteswapped);
- if (dbid == 0) /* the join key */
- continue;
- if (dbdata.size < 8)
- return pool_error(state->pool, -1, "corrupt rpm database (size %u)\n", dbdata.size);
- if (dbdata.size > state->rpmheadsize)
- {
- state->rpmheadsize = dbdata.size + 128;
- state->rpmhead = solv_realloc(state->rpmhead, sizeof(*state->rpmhead) + state->rpmheadsize);
- }
- rpmhead = state->rpmhead;
- memcpy(buf, dbdata.data, 8);
- rpmhead->forcebinary = 1;
- rpmhead->cnt = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
- rpmhead->dcnt = buf[4] << 24 | buf[5] << 16 | buf[6] << 8 | buf[7];
- if (8 + rpmhead->cnt * 16 + rpmhead->dcnt > dbdata.size)
- return pool_error(state->pool, -1, "corrupt rpm database (data size)\n");
- memcpy(rpmhead->data, (unsigned char *)dbdata.data + 8, rpmhead->cnt * 16 + rpmhead->dcnt);
- rpmhead->dp = rpmhead->data + rpmhead->cnt * 16;
- return dbid;
+ if (dbid) /* ignore join key */
+ return getrpm_dbdata(state, &dbdata, dbid);
}
return 0;
}
-static void
-freestate(struct rpmdbstate *state)
-{
- /* close down */
- if (!state)
- return;
- if (state->db)
- state->db->close(state->db, 0);
- if (state->dbenv)
- closedbenv(state);
- if (state->rootdir)
- solv_free(state->rootdir);
- solv_free(state->rpmhead);
-}
-
-void *
-rpm_state_create(Pool *pool, const char *rootdir)
-{
- struct rpmdbstate *state;
- state = solv_calloc(1, sizeof(*state));
- state->pool = pool;
- if (rootdir)
- state->rootdir = solv_strdup(rootdir);
- return state;
-}
-
-void *
-rpm_state_free(void *state)
-{
- freestate(state);
- return solv_free(state);
-}
-
static int
count_headers(struct rpmdbstate *state)
{
}
i = 0;
s = 0;
- while ((dbid = getrpmcursor(&state, dbc)) != 0)
+ while ((dbid = getrpm_cursor(&state, dbc)) != 0)
{
if (dbid == -1)
{
if (!repo->rpmdbid)
repo->rpmdbid = repo_sidedata_create(repo, sizeof(Id));
repo->rpmdbid[(s - pool->solvables) - repo->start] = dbid;
- if (rpm2solv(pool, repo, data, s, state.rpmhead, flags | RPM_ADD_TRIGGERS))
+ if (rpmhead2solv(pool, repo, data, s, state.rpmhead, flags | RPM_ADD_TRIGGERS))
{
i++;
s = 0;
}
}
}
- res = getrpmdbid(&state, dbid);
+ res = getrpm_dbid(&state, dbid);
if (res <= 0)
{
if (!res)
solv_free(refhash);
return -1;
}
- rpm2solv(pool, repo, data, s, state.rpmhead, flags | RPM_ADD_TRIGGERS);
+ rpmhead2solv(pool, repo, data, s, state.rpmhead, flags | RPM_ADD_TRIGGERS);
if ((flags & RPMDB_REPORT_PROGRESS) != 0)
{
if (done < count)
return res;
}
-static inline unsigned int
-getu32(const unsigned char *dp)
-{
- return dp[0] << 24 | dp[1] << 16 | dp[2] << 8 | dp[3];
-}
-
+#endif
Id
repo_add_rpm(Repo *repo, const char *rpm, int flags)
}
sigcnt = getu32(lead + 96 + 8);
sigdsize = getu32(lead + 96 + 12);
- if (sigcnt >= 0x100000 || sigdsize >= 0x100000)
+ if (sigcnt >= MAX_SIG_CNT || sigdsize >= MAX_SIG_DSIZE)
{
pool_error(pool, -1, "%s: bad signature header", rpm);
fclose(fp);
if ((flags & (RPM_ADD_WITH_PKGID | RPM_ADD_WITH_HDRID)) != 0)
{
/* extract pkgid or hdrid from the signature header */
- if (sigdsize > rpmheadsize)
+ if (sigdsize + 1 > rpmheadsize)
{
rpmheadsize = sigdsize + 128;
rpmhead = solv_realloc(rpmhead, sizeof(*rpmhead) + rpmheadsize);
fclose(fp);
return 0;
}
+ rpmhead->data[sigdsize] = 0;
if (chksumh)
solv_chksum_add(chksumh, rpmhead->data, sigdsize);
if (leadsigchksumh)
}
sigcnt = getu32(lead + 8);
sigdsize = getu32(lead + 12);
- if (sigcnt >= 0x100000 || sigdsize >= 0x2000000)
+ if (sigcnt >= MAX_HDR_CNT || sigdsize >= MAX_HDR_DSIZE)
{
pool_error(pool, -1, "%s: bad header", rpm);
fclose(fp);
}
l = sigdsize + sigcnt * 16;
headerend = headerstart + 16 + l;
- if (l > rpmheadsize)
+ if (l + 1 > rpmheadsize)
{
rpmheadsize = l + 128;
rpmhead = solv_realloc(rpmhead, sizeof(*rpmhead) + rpmheadsize);
fclose(fp);
return 0;
}
+ rpmhead->data[l] = 0;
if (chksumh)
solv_chksum_add(chksumh, rpmhead->data, l);
rpmhead->forcebinary = forcebinary;
solv_chksum_add(chksumh, lead, l);
fclose(fp);
s = pool_id2solvable(pool, repo_add_solvable(repo));
- if (!rpm2solv(pool, repo, data, s, rpmhead, flags & ~(RPM_ADD_WITH_HDRID | RPM_ADD_WITH_PKGID)))
+ if (!rpmhead2solv(pool, repo, data, s, rpmhead, flags & ~(RPM_ADD_WITH_HDRID | RPM_ADD_WITH_PKGID)))
{
repo_free_solvable(repo, s - pool->solvables, 1);
solv_chksum_free(chksumh, 0);
return 0;
}
s = pool_id2solvable(pool, repo_add_solvable(repo));
- if (!rpm2solv(pool, repo, data, s, rpmhead, flags))
+ if (!rpmhead2solv(pool, repo, data, s, rpmhead, flags))
{
repo_free_solvable(repo, s - pool->solvables, 1);
return 0;
return notfound;
}
+#ifdef ENABLE_RPMDB
+
int
rpm_installedrpmdbids(void *rpmstate, const char *index, const char *match, Queue *rpmdbidq)
{
struct rpmdbstate *state = rpmstate;
int r;
- r = getrpmdbid(state, rpmdbid);
+ r = getrpm_dbid(state, rpmdbid);
if (!r)
pool_error(state->pool, 0, "header #%d not in database", rpmdbid);
return r <= 0 ? 0 : state->rpmhead;
}
+#endif
+
void *
rpm_byfp(void *rpmstate, FILE *fp, const char *name)
{
}
sigcnt = getu32(lead + 96 + 8);
sigdsize = getu32(lead + 96 + 12);
- if (sigcnt >= 0x100000 || sigdsize >= 0x100000)
+ if (sigcnt >= MAX_SIG_CNT || sigdsize >= MAX_SIG_DSIZE)
{
pool_error(state->pool, 0, "%s: bad signature header", name);
return 0;
}
sigcnt = getu32(lead + 8);
sigdsize = getu32(lead + 12);
- if (sigcnt >= 0x100000 || sigdsize >= 0x2000000)
+ if (sigcnt >= MAX_HDR_CNT || sigdsize >= MAX_HDR_DSIZE)
{
pool_error(state->pool, 0, "%s: bad header", name);
return 0;
}
l = sigdsize + sigcnt * 16;
/* headerend = headerstart + 16 + l; */
- if (l > state->rpmheadsize)
+ if (l + 1 > state->rpmheadsize)
{
state->rpmheadsize = l + 128;
state->rpmhead = solv_realloc(state->rpmhead, sizeof(*state->rpmhead) + state->rpmheadsize);
pool_error(state->pool, 0, "%s: unexpected EOF", name);
return 0;
}
+ rpmhead->data[l] = 0;
rpmhead->forcebinary = forcebinary;
rpmhead->cnt = sigcnt;
rpmhead->dcnt = sigdsize;
return 0;
sigcnt = getu32(uh);
sigdsize = getu32(uh + 4);
+ if (sigcnt >= MAX_HDR_CNT || sigdsize >= MAX_HDR_DSIZE)
+ return 0;
l = sigdsize + sigcnt * 16;
- if (l > state->rpmheadsize)
+ if (l + 1 > state->rpmheadsize)
{
state->rpmheadsize = l + 128;
state->rpmhead = solv_realloc(state->rpmhead, sizeof(*state->rpmhead) + state->rpmheadsize);
}
rpmhead = state->rpmhead;
- memcpy(rpmhead->data, uh + 8, l - 8);
+ memcpy(rpmhead->data, uh + 8, l);
+ rpmhead->data[l] = 0;
free((void *)uh);
rpmhead->forcebinary = 0;
rpmhead->cnt = sigcnt;
rpmhead->dcnt = sigdsize;
- rpmhead->dp = rpmhead->data + rpmhead->cnt * 16;
+ rpmhead->dp = rpmhead->data + sigcnt * 16;
return rpmhead;
}
assert(solv->decisionq.count == 0);
queue_push(&solv->decisionq, SYSTEMSOLVABLE);
queue_push(&solv->decisionq_why, 0);
+ queue_push2(&solv->decisionq_reason, 0, 0);
solv->decisionmap[SYSTEMSOLVABLE] = 1; /* installed at level '1' */
decisionstart = solv->decisionq.count;
solv->branches.count -= solv->branches.elements[solv->branches.count - 2];
if (solv->recommends_index > solv->decisionq.count)
solv->recommends_index = -1; /* rebuild recommends/suggests maps */
- if (solv->decisionq.count < solv->decisioncnt_jobs)
- solv->decisioncnt_jobs = 0;
- 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;
+ solv->decisionq_reason.count = level + 1;
}
/*-------------------------------------------------------------------
}
queue_empty(&solv->decisionq_why);
queue_empty(&solv->decisionq);
+ queue_empty(&solv->decisionq_reason);
solv->recommends_index = -1;
solv->propagate_index = 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 */
*/
static int
-setpropagatelearn(Solver *solv, int level, Id decision, int disablerules, Id ruleid)
+setpropagatelearn(Solver *solv, int level, Id decision, int disablerules, Id ruleid, Id reason)
{
Pool *pool = solv->pool;
Rule *r, *lr;
solv->decisionmap[-decision] = -level;
queue_push(&solv->decisionq, decision);
queue_push(&solv->decisionq_why, -ruleid); /* <= 0 -> free decision */
+ queue_push(&solv->decisionq_reason, reason);
}
assert(ruleid >= 0 && level > 0);
for (;;)
}
static void
-reorder_dq_for_jobrules(Solver *solv, int level, Queue *dq)
+reorder_dq_for_future_installed(Solver *solv, int level, Queue *dq)
{
Pool *pool = solv->pool;
int i, j, haveone = 0, dqcount = dq->count;
{
Pool *pool = solv->pool;
int level;
- Id p, why;
+ Id p, why, reason;
#if 0
{
int i;
/* hack: revert simply sets the count, so we can still access the reverted elements */
why = -solv->decisionq_why.elements[solv->decisionq_why.count];
assert(why >= 0);
- return setpropagatelearn(solv, level, p, disablerules, why);
+ reason = solv->decisionq_reason.elements[level + 1];
+ return setpropagatelearn(solv, level, p, disablerules, why, reason);
}
/*-------------------------------------------------------------------
*/
static int
-selectandinstall(Solver *solv, int level, Queue *dq, int disablerules, Id ruleid)
+selectandinstall(Solver *solv, int level, Queue *dq, int disablerules, Id ruleid, Id reason)
{
Pool *pool = solv->pool;
Id p;
if (dq->count > 1)
policy_filter_unwanted(solv, dq, POLICY_MODE_CHOOSE);
- /* if we're resolving job rules and didn't resolve the installed packages yet,
+ /* if we're resolving rules and didn't resolve the installed packages yet,
* do some special supplements ordering */
- if (dq->count > 1 && ruleid >= solv->jobrules && ruleid < solv->jobrules_end && solv->installed && !solv->focus_installed)
- reorder_dq_for_jobrules(solv, level, dq);
+ if (dq->count > 1 && solv->do_extra_reordering)
+ reorder_dq_for_future_installed(solv, level, dq);
/* if we have multiple candidates we open a branch */
if (dq->count > 1)
createbranch(solv, level, dq, 0, ruleid);
p = dq->elements[0];
POOL_DEBUG(SOLV_DEBUG_POLICY, "installing %s\n", pool_solvid2str(pool, p));
- return setpropagatelearn(solv, level, p, disablerules, ruleid);
+ return setpropagatelearn(solv, level, p, disablerules, ruleid, reason);
}
queue_init(&solv->ruletojob);
queue_init(&solv->decisionq);
queue_init(&solv->decisionq_why);
+ queue_init(&solv->decisionq_reason);
queue_init(&solv->problems);
queue_init(&solv->orphaned);
queue_init(&solv->learnt_why);
}
-static int
-resolve_jobrules(Solver *solv, int level, int disablerules, Queue *dq)
-{
- Pool *pool = solv->pool;
- int oldlevel = level;
- int i, olevel;
- Rule *r;
-
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "resolving job rules\n");
- if (!solv->decisioncnt_jobs)
- solv->decisioncnt_jobs = solv->decisionq.count;
- for (i = solv->jobrules, r = solv->rules + i; i < solv->jobrules_end; i++, r++)
- {
- Id l, pp;
- if (r->d < 0) /* ignore disabled rules */
- continue;
- queue_empty(dq);
- FOR_RULELITERALS(l, pp, r)
- {
- if (l < 0)
- {
- if (solv->decisionmap[-l] <= 0)
- break;
- }
- else
- {
- if (solv->decisionmap[l] > 0)
- break;
- if (solv->decisionmap[l] == 0)
- queue_push(dq, l);
- }
- }
- if (l || !dq->count)
- continue;
- /* prune to installed if not updating */
- 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++)
- {
- Solvable *s = pool->solvables + dq->elements[j];
- if (s->repo == solv->installed)
- {
- dq->elements[k++] = dq->elements[j];
- if (solv->updatemap.size && MAPTST(&solv->updatemap, dq->elements[j] - solv->installed->start))
- {
- k = 0; /* package wants to be updated, do not prune */
- break;
- }
- }
- }
- if (k)
- dq->count = k;
- }
- olevel = level;
- level = selectandinstall(solv, level, dq, disablerules, i);
- if (level <= olevel)
- {
- if (level == olevel)
- {
- i--;
- r--;
- continue; /* try something else */
- }
- if (level < oldlevel)
- return level;
- /* redo from start of jobrules */
- i = solv->jobrules - 1;
- r = solv->rules + i;
- }
- }
- return level;
-}
/*-------------------------------------------------------------------
*
queue_free(&solv->ruletojob);
queue_free(&solv->decisionq);
queue_free(&solv->decisionq_why);
+ queue_free(&solv->decisionq_reason);
queue_free(&solv->learnt_why);
queue_free(&solv->learnt_pool);
queue_free(&solv->problems);
return solv->break_orphans;
case SOLVER_FLAG_FOCUS_INSTALLED:
return solv->focus_installed;
+ case SOLVER_FLAG_FOCUS_BEST:
+ return solv->focus_best;
case SOLVER_FLAG_YUM_OBSOLETES:
return solv->do_yum_obsoletes;
case SOLVER_FLAG_NEED_UPDATEPROVIDE:
case SOLVER_FLAG_FOCUS_INSTALLED:
solv->focus_installed = value;
break;
+ case SOLVER_FLAG_FOCUS_BEST:
+ solv->focus_best = value;
+ break;
case SOLVER_FLAG_YUM_OBSOLETES:
solv->do_yum_obsoletes = value;
break;
}
static int
+resolve_jobrules(Solver *solv, int level, int disablerules, Queue *dq)
+{
+ Pool *pool = solv->pool;
+ int oldlevel = level;
+ int i, olevel;
+ Rule *r;
+
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "resolving job rules\n");
+ for (i = solv->jobrules, r = solv->rules + i; i < solv->jobrules_end; i++, r++)
+ {
+ Id l, pp;
+ if (r->d < 0) /* ignore disabled rules */
+ continue;
+ queue_empty(dq);
+ FOR_RULELITERALS(l, pp, r)
+ {
+ if (l < 0)
+ {
+ if (solv->decisionmap[-l] <= 0)
+ break;
+ }
+ else
+ {
+ if (solv->decisionmap[l] > 0)
+ break;
+ if (solv->decisionmap[l] == 0)
+ queue_push(dq, l);
+ }
+ }
+ if (l || !dq->count)
+ continue;
+ /* prune to installed if not updating */
+ 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++)
+ {
+ Solvable *s = pool->solvables + dq->elements[j];
+ if (s->repo == solv->installed)
+ {
+ dq->elements[k++] = dq->elements[j];
+ if (solv->updatemap.size && MAPTST(&solv->updatemap, dq->elements[j] - solv->installed->start))
+ {
+ k = 0; /* package wants to be updated, do not prune */
+ break;
+ }
+ }
+ }
+ if (k)
+ dq->count = k;
+ }
+ olevel = level;
+ level = selectandinstall(solv, level, dq, disablerules, i, SOLVER_REASON_RESOLVE_JOB);
+ if (level <= olevel)
+ {
+ if (level == olevel)
+ {
+ i--;
+ r--;
+ continue; /* try something else */
+ }
+ if (level < oldlevel)
+ return level;
+ /* redo from start of jobrules */
+ i = solv->jobrules - 1;
+ r = solv->rules + i;
+ }
+ }
+ return level;
+}
+
+static int
cleandeps_check_mistakes(Solver *solv)
{
Pool *pool = solv->pool;
queue_truncate(q, j);
}
+static int
+resolve_installed(Solver *solv, int level, int disablerules, Queue *dq)
+{
+ Pool *pool = solv->pool;
+ Repo *installed = solv->installed;
+ int i, n, pass;
+ int installedpos = solv->installedpos;
+ Solvable *s;
+ Id p, pp;
+ int olevel, origlevel = level;
+
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "resolving installed packages\n");
+ if (!installedpos)
+ installedpos = installed->start;
+ /* 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; )
+ {
+ int passlevel = level;
+ Id *specialupdaters = solv->specialupdaters;
+ /* start with installedpos, the position that gave us problems the last time */
+ for (i = installedpos, n = installed->start; n < installed->end; i++, n++)
+ {
+ Rule *r, *rr;
+ Id d;
+
+ if (i == installed->end)
+ i = installed->start;
+ s = pool->solvables + i;
+ if (s->repo != installed)
+ 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 = r;
+ if (!rr->p || rr->d < 0) /* disabled -> look at feature rule */
+ rr -= solv->installed->end - solv->installed->start;
+ if (!rr->p) /* identical to update rule? */
+ rr = r;
+ if (!rr->p)
+ continue; /* orpaned package or pseudo package */
+
+ /* 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 */
+ if (dq->count)
+ 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 && rr->p != i)))
+ {
+ if (specialupdaters && (d = specialupdaters[i - installed->start]) != 0)
+ {
+ /* special multiversion handling, make sure best version is chosen */
+ 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);
+ 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)
+ {
+ 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
+ {
+ /* update to best package of the update rule */
+ FOR_RULELITERALS(p, pp, rr)
+ {
+ if (solv->decisionmap[p] > 0)
+ {
+ dq->count = 0; /* already fulfilled */
+ break;
+ }
+ if (!solv->decisionmap[p])
+ queue_push(dq, p);
+ }
+ }
+ }
+ 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;
+ level = selectandinstall(solv, level, dq, disablerules, rr - solv->rules, SOLVER_REASON_UPDATE_INSTALLED);
+ if (level <= olevel)
+ {
+ if (level < passlevel)
+ break; /* trouble */
+ if (level < olevel)
+ n = installed->start; /* redo all */
+ i--;
+ n--;
+ continue;
+ }
+ }
+ /* if still undecided keep package */
+ if (solv->decisionmap[i] == 0)
+ {
+ 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, SOLVER_REASON_CLEANDEPS_ERASE);
+#else
+ continue;
+#endif
+ }
+ else
+ {
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "keeping %s\n", pool_solvid2str(pool, i));
+ level = setpropagatelearn(solv, level, i, disablerules, r - solv->rules, SOLVER_REASON_KEEP_INSTALLED);
+ }
+ if (level <= olevel)
+ {
+ if (level < passlevel)
+ break; /* trouble */
+ if (level < olevel)
+ n = installed->start; /* redo all */
+ i--;
+ n--;
+ continue; /* retry with learnt rule */
+ }
+ }
+ }
+ if (n < installed->end)
+ {
+ installedpos = i; /* retry problem solvable next time */
+ if (level < origlevel)
+ break; /* ran into trouble */
+ /* re-run all passes */
+ pass = solv->updatemap.size ? 0 : 1;
+ continue;
+ }
+ /* reset installedpos, advance to next pass */
+ installedpos = installed->start;
+ pass++;
+ }
+ solv->installedpos = installedpos;
+ return level;
+}
+
+static int
+resolve_dependencies(Solver *solv, int level, int disablerules, Queue *dq)
+{
+ Pool *pool = solv->pool;
+ int i, j, n;
+ int postponed;
+ Rule *r;
+ int origlevel = level;
+ Id p, *dp;
+
+ /*
+ * decide
+ */
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "deciding unresolved rules\n");
+ postponed = 0;
+ for (i = 1, n = 1; ; i++, n++)
+ {
+ if (n >= solv->nrules)
+ {
+ if (postponed <= 0)
+ break;
+ i = postponed;
+ postponed = -1;
+ n = 1;
+ }
+ if (i == solv->nrules)
+ i = 1;
+ r = solv->rules + i;
+ if (r->d < 0) /* ignore disabled rules */
+ continue;
+ 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, r->p already checked above */
+ if (r->w2 <= 0)
+ continue;
+ if (solv->decisionmap[r->p] || solv->decisionmap[r->w2])
+ continue;
+ queue_push(dq, r->p);
+ queue_push(dq, r->w2);
+ }
+ else
+ {
+ /* make sure that
+ * all negative literals are installed
+ * 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;
+ if (solv->decisionmap[r->p] == 0)
+ queue_push(dq, r->p);
+ }
+ dp = pool->whatprovidesdata + r->d;
+ while ((p = *dp++) != 0)
+ {
+ if (p < 0)
+ {
+ if (solv->decisionmap[-p] <= 0)
+ break;
+ }
+ else
+ {
+ if (solv->decisionmap[p] > 0)
+ break;
+ if (solv->decisionmap[p] == 0)
+ queue_push(dq, p);
+ }
+ }
+ if (p)
+ continue;
+ }
+ IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
+ {
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "unfulfilled ");
+ solver_printruleclass(solv, SOLV_DEBUG_PROPAGATE, r);
+ }
+ /* dq->count < 2 cannot happen as this means that
+ * 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);
+ }
+ }
+
+ if (dq->count > 1 && postponed >= 0)
+ {
+ policy_filter_unwanted(solv, dq, POLICY_MODE_CHOOSE_NOREORDER);
+ if (dq->count > 1)
+ {
+ if (!postponed)
+ postponed = i;
+ continue;
+ }
+ }
+
+ level = selectandinstall(solv, level, dq, disablerules, r - solv->rules, SOLVER_REASON_RESOLVE);
+ if (level < origlevel)
+ break; /* trouble */
+ /* something changed, so look at all rules again */
+ n = 0;
+ }
+ return level;
+}
+
+
#ifdef ENABLE_COMPLEX_DEPS
static void
queue_truncate(plist, j);
}
+static int
+resolve_weak(Solver *solv, int level, int disablerules, Queue *dq, Queue *dqs, int *rerunp)
+{
+ Pool *pool = solv->pool;
+ int i, j, qcount;
+ int olevel;
+ Solvable *s;
+ Map dqmap;
+ int decisioncount;
+ Id p;
+
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended packages\n");
+ if (dq->count)
+ queue_empty(dq); /* recommended packages */
+ if (dqs->count)
+ queue_empty(dqs); /* supplemented packages */
+ for (i = 1; i < pool->nsolvables; i++)
+ {
+ if (solv->decisionmap[i] < 0)
+ continue;
+ s = pool->solvables + i;
+ if (solv->decisionmap[i] > 0)
+ {
+ /* installed, check for recommends */
+ Id *recp, rec, pp, p;
+ if (!solv->addalreadyrecommended && s->repo == solv->installed)
+ continue;
+ /* XXX need to special case AND ? */
+ if (s->recommends)
+ {
+ 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)
+ {
+ if (solv->decisionmap[p] > 0)
+ {
+ dq->count = qcount;
+ break;
+ }
+ else if (solv->decisionmap[p] == 0)
+ {
+ 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_pushunique(dq, p);
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ /* not yet installed, check if supplemented */
+ if (!s->supplements)
+ continue;
+ if (!pool_installable(pool, s))
+ continue;
+ if (!solver_is_supplementing(solv, s))
+ continue;
+ if (solv->dupmap_all && solv->installed && s->repo == solv->installed && (solv->droporphanedmap_all || (solv->droporphanedmap.size && MAPTST(&solv->droporphanedmap, i - solv->installed->start))))
+ continue;
+ if (solv->isdisfavormap.size && MAPTST(&solv->isdisfavormap, i))
+ continue; /* disfavored supplements, do not install */
+ queue_push(dqs, i);
+ }
+ }
+
+ /* filter out disfavored recommended packages */
+ if (dq->count && solv->isdisfavormap.size)
+ prune_disfavored(solv, dq);
+
+ /* filter out all packages obsoleted by installed packages */
+ /* this is no longer needed if we have (and trust) reverse obsoletes */
+ if ((dqs->count || dq->count) && solv->installed)
+ {
+ Map obsmap;
+ Id obs, *obsp, po, ppo;
+
+ map_init(&obsmap, pool->nsolvables);
+ for (p = solv->installed->start; p < solv->installed->end; p++)
+ {
+ s = pool->solvables + p;
+ if (s->repo != solv->installed || !s->obsoletes)
+ continue;
+ if (solv->decisionmap[p] <= 0)
+ continue;
+ if (!solv->keepexplicitobsoletes && solv->multiversion.size && MAPTST(&solv->multiversion, p))
+ continue;
+ obsp = s->repo->idarraydata + s->obsoletes;
+ /* foreach obsoletes */
+ while ((obs = *obsp++) != 0)
+ FOR_PROVIDES(po, ppo, obs)
+ {
+ Solvable *pos = pool->solvables + po;
+ if (!pool->obsoleteusesprovides && !pool_match_nevr(pool, pos, obs))
+ continue;
+ if (pool->obsoleteusescolors && !pool_colormatch(pool, s, pos))
+ continue;
+ MAPSET(&obsmap, po);
+ }
+ }
+ for (i = j = 0; i < dqs->count; i++)
+ if (!MAPTST(&obsmap, dqs->elements[i]))
+ dqs->elements[j++] = dqs->elements[i];
+ dqs->count = j;
+ for (i = j = 0; i < dq->count; i++)
+ if (!MAPTST(&obsmap, dq->elements[i]))
+ dq->elements[j++] = dq->elements[i];
+ dq->count = j;
+ map_free(&obsmap);
+ }
+
+ /* filter out all already supplemented packages if requested */
+ if (!solv->addalreadyrecommended && dqs->count)
+ {
+ /* filter out old supplements */
+ for (i = j = 0; i < dqs->count; i++)
+ {
+ p = dqs->elements[i];
+ s = pool->solvables + p;
+ if (s->supplements && solver_is_supplementing_alreadyinstalled(solv, s))
+ dqs->elements[j++] = p;
+ }
+ dqs->count = j;
+ }
+
+ /* 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->multiversion.size)
+ {
+ for (i = j = 0; i < dqs->count; i++)
+ {
+ p = dqs->elements[i];
+ if (MAPTST(&solv->multiversion, p))
+ {
+ Id p2, pp2;
+ s = pool->solvables + p;
+ FOR_PROVIDES(p2, pp2, s->name)
+ if (solv->decisionmap[p2] > 0 && pool->solvables[p2].name == s->name)
+ break;
+ if (p2)
+ continue; /* ignore this package */
+ }
+ dqs->elements[j++] = p;
+ }
+ dqs->count = j;
+ }
+
+ /* implicitobsoleteusescolors doesn't mix well with supplements.
+ * filter supplemented packages where we already decided
+ * to install a different architecture */
+ if (dqs->count && pool->implicitobsoleteusescolors)
+ {
+ for (i = j = 0; i < dqs->count; i++)
+ {
+ Id p2, pp2;
+ p = dqs->elements[i];
+ s = pool->solvables + p;
+ FOR_PROVIDES(p2, pp2, s->name)
+ if (solv->decisionmap[p2] > 0 && pool->solvables[p2].name == s->name && pool->solvables[p2].arch != s->arch)
+ break;
+ if (p2)
+ continue; /* ignore this package */
+ dqs->elements[j++] = p;
+ }
+ dqs->count = j;
+ }
+
+ /* make dq contain both recommended and supplemented pkgs */
+ if (dqs->count)
+ {
+ for (i = 0; i < dqs->count; i++)
+ queue_pushunique(dq, dqs->elements[i]);
+ }
+
+ if (!dq->count)
+ return level;
+ *rerunp = 1;
+
+ if (dq->count == 1)
+ {
+ /* simple case, just one package. no need to choose to best version */
+ p = dq->elements[0];
+ if (dqs->count)
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing supplemented %s\n", pool_solvid2str(pool, p));
+ else
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended %s\n", pool_solvid2str(pool, p));
+ return setpropagatelearn(solv, level, p, 0, 0, SOLVER_REASON_WEAKDEP);
+ }
+
+ /* filter packages, this gives us the best versions */
+ policy_filter_unwanted(solv, dq, POLICY_MODE_RECOMMEND);
+
+ /* create map of result */
+ map_init(&dqmap, pool->nsolvables);
+ for (i = 0; i < dq->count; i++)
+ MAPSET(&dqmap, dq->elements[i]);
+
+ /* prune dqs so that it only contains the best versions */
+ for (i = j = 0; i < dqs->count; i++)
+ {
+ p = dqs->elements[i];
+ if (MAPTST(&dqmap, p))
+ dqs->elements[j++] = p;
+ }
+ dqs->count = j;
+
+ /* install all supplemented packages, but order first */
+ if (dqs->count > 1)
+ policy_filter_unwanted(solv, dqs, POLICY_MODE_SUPPLEMENT);
+ decisioncount = solv->decisionq.count;
+ for (i = 0; i < dqs->count; i++)
+ {
+ p = dqs->elements[i];
+ if (solv->decisionmap[p])
+ continue;
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing supplemented %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, p, 0, 0, SOLVER_REASON_WEAKDEP);
+ if (level <= olevel)
+ break;
+ }
+ if (i < dqs->count || solv->decisionq.count < decisioncount)
+ {
+ map_free(&dqmap);
+ return level;
+ }
+
+ /* install all recommended packages */
+ /* more work as we want to created branches if multiple
+ * choices are valid */
+ for (i = 0; i < decisioncount; i++)
+ {
+ Id rec, *recp, pp;
+ p = solv->decisionq.elements[i];
+ if (p < 0)
+ continue;
+ s = pool->solvables + p;
+ if (!s->repo || (!solv->addalreadyrecommended && s->repo == solv->installed))
+ continue;
+ if (!s->recommends)
+ continue;
+ recp = s->repo->idarraydata + s->recommends;
+ 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)
+ {
+ dq->count = 0;
+ break;
+ }
+ else if (solv->decisionmap[p] == 0 && MAPTST(&dqmap, p))
+ queue_push(dq, p);
+ }
+ if (!dq->count)
+ continue;
+ if (dq->count > 1)
+ policy_filter_unwanted(solv, dq, POLICY_MODE_CHOOSE);
+ /* if we have multiple candidates we open a branch */
+ if (dq->count > 1)
+ createbranch(solv, level, dq, s - pool->solvables, rec);
+ p = dq->elements[0];
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, p, 0, 0, SOLVER_REASON_WEAKDEP);
+ if (level <= olevel || solv->decisionq.count < decisioncount)
+ break; /* we had to revert some decisions */
+ }
+ if (rec)
+ break; /* had a problem above, quit loop */
+ }
+ map_free(&dqmap);
+ return level;
+}
+
+
+static int
+resolve_orphaned(Solver *solv, int level, int disablerules, Queue *dq, int *rerunp)
+{
+ Pool *pool = solv->pool;
+ int i;
+ Id p;
+ int installedone = 0;
+ int olevel;
+
+ /* let's see if we can install some unsupported package */
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "deciding orphaned packages\n");
+ for (i = 0; i < solv->orphaned.count; i++)
+ {
+ p = solv->orphaned.elements[i];
+ if (solv->decisionmap[p])
+ continue; /* already decided */
+ if (solv->droporphanedmap_all)
+ continue;
+ if (solv->droporphanedmap.size && MAPTST(&solv->droporphanedmap, p - solv->installed->start))
+ continue;
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "keeping orphaned %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, p, 0, 0, SOLVER_REASON_RESOLVE_ORPHAN);
+ installedone = 1;
+ if (level < olevel)
+ break;
+ }
+ if (installedone || i < solv->orphaned.count)
+ {
+ *rerunp = 1;
+ return level;
+ }
+ for (i = 0; i < solv->orphaned.count; i++)
+ {
+ p = solv->orphaned.elements[i];
+ if (solv->decisionmap[p])
+ continue; /* already decided */
+ POOL_DEBUG(SOLV_DEBUG_SOLVER, "removing orphaned %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, -p, 0, 0, SOLVER_REASON_RESOLVE_ORPHAN);
+ if (level < olevel)
+ {
+ *rerunp = 1;
+ return level;
+ }
+ }
+ if (solv->brokenorphanrules)
+ {
+ solver_check_brokenorphanrules(solv, dq);
+ if (dq->count)
+ {
+ policy_filter_unwanted(solv, dq, POLICY_MODE_CHOOSE);
+ for (i = 0; i < dq->count; i++)
+ {
+ p = dq->elements[i];
+ POOL_DEBUG(SOLV_DEBUG_POLICY, "installing orphaned dep %s\n", pool_solvid2str(pool, p));
+ olevel = level;
+ level = setpropagatelearn(solv, level, p, 0, 0, SOLVER_REASON_RESOLVE_ORPHAN);
+ if (level < olevel)
+ break;
+ }
+ *rerunp = 1;
+ }
+ }
+ return level;
+}
+
/*-------------------------------------------------------------------
*
* solver_run_sat
int systemlevel;
int level, olevel;
Rule *r;
- int i, j, n;
+ int i;
Solvable *s;
Pool *pool = solv->pool;
- Id p, pp, *dp, postponed;
+ Id p;
int minimizationsteps;
- int installedpos = solv->installed ? solv->installed->start : 0;
IF_POOLDEBUG (SOLV_DEBUG_RULE_CREATION)
{
queue_init(&dq);
queue_init(&dqs);
+ solv->installedpos = 0;
+ solv->do_extra_reordering = 0;
/*
* here's the main loop:
if (!disablerules && solv->problems.count)
{
level = -1;
- break;
- }
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "initial propagate (propagate_index: %d; size decisionq: %d)...\n", solv->propagate_index, solv->decisionq.count);
- if ((r = propagate(solv, level)) != 0)
- {
- level = analyze_unsolvable(solv, r, disablerules);
- continue;
- }
- systemlevel = level + 1;
- }
-
- /*
- * resolve jobs first (unless focus_installed is set)
- */
- if (level < systemlevel && !solv->focus_installed)
- {
- olevel = level;
- level = resolve_jobrules(solv, level, disablerules, &dq);
- if (level < olevel)
- continue;
- systemlevel = level + 1;
- }
-
-
- /*
- * installed packages
- */
- if (!solv->decisioncnt_update)
- solv->decisioncnt_update = solv->decisionq.count;
- if (level < systemlevel && solv->installed && solv->installed->nsolvables && !solv->installed->disabled)
- {
- Repo *installed = solv->installed;
- int pass;
-
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "resolving installed packages\n");
- /* 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;
- 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 the last time */
- for (i = installedpos, n = installed->start; n < installed->end; i++, n++)
- {
- Rule *rr;
- Id d;
-
- if (i == installed->end)
- i = installed->start;
- s = pool->solvables + i;
- if (s->repo != installed)
- 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 = r;
- if (!rr->p || rr->d < 0) /* disabled -> look at feature rule */
- rr -= solv->installed->end - solv->installed->start;
- if (!rr->p) /* identical to update rule? */
- rr = r;
- if (!rr->p)
- continue; /* orpaned package or pseudo package */
-
- /* 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 && rr->p != i)))
- {
- if (specialupdaters && (d = specialupdaters[i - installed->start]) != 0)
- {
- /* special multiversion handling, make sure best version is chosen */
- 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);
- 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)
- {
- 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
- {
- /* update to best package of the update rule */
- FOR_RULELITERALS(p, pp, rr)
- {
- if (solv->decisionmap[p] > 0)
- {
- dq.count = 0; /* already fulfilled */
- break;
- }
- if (!solv->decisionmap[p])
- queue_push(&dq, p);
- }
- }
- }
- 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;
- level = selectandinstall(solv, level, &dq, disablerules, rr - solv->rules);
- if (level <= olevel)
- {
- if (level < passlevel)
- break; /* trouble */
- if (level < olevel)
- n = installed->start; /* redo all */
- i--;
- n--;
- continue;
- }
- }
- /* if still undecided keep package */
- if (solv->decisionmap[i] == 0)
- {
- 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
- {
- POOL_DEBUG(SOLV_DEBUG_POLICY, "keeping %s\n", pool_solvid2str(pool, i));
- level = setpropagatelearn(solv, level, i, disablerules, r - solv->rules);
- }
- if (level <= olevel)
- {
- if (level < passlevel)
- break; /* trouble */
- if (level < olevel)
- n = installed->start; /* redo all */
- i--;
- n--;
- continue; /* retry with learnt rule */
- }
- }
- }
- if (n < installed->end)
- {
- installedpos = i; /* retry problem solvable next time */
- break; /* ran into trouble */
- }
- installedpos = installed->start; /* reset installedpos */
+ break;
+ }
+ POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "initial propagate (propagate_index: %d; size decisionq: %d)...\n", solv->propagate_index, solv->decisionq.count);
+ if ((r = propagate(solv, level)) != 0)
+ {
+ level = analyze_unsolvable(solv, r, disablerules);
+ continue;
}
systemlevel = level + 1;
- if (pass < 2)
- continue; /* had trouble, retry */
}
- if (!solv->decisioncnt_keep)
- solv->decisioncnt_keep = solv->decisionq.count;
- if (level < systemlevel && solv->focus_installed)
+ /*
+ * resolve jobs first (unless focus_installed is set)
+ */
+ if (level < systemlevel && !solv->focus_installed)
{
+ if (solv->installed && solv->installed->nsolvables && !solv->installed->disabled)
+ solv->do_extra_reordering = 1;
olevel = level;
level = resolve_jobrules(solv, level, disablerules, &dq);
+ solv->do_extra_reordering = 0;
if (level < olevel)
continue;
systemlevel = level + 1;
}
- if (level < systemlevel)
- systemlevel = level;
+ /* resolve job dependencies in the focus_best case */
+ if (level < systemlevel && solv->focus_best && !solv->focus_installed && solv->installed && solv->installed->nsolvables && !solv->installed->disabled)
+ {
+ solv->do_extra_reordering = 1;
+ olevel = level;
+ level = resolve_dependencies(solv, level, disablerules, &dq);
+ solv->do_extra_reordering = 0;
+ if (level < olevel)
+ continue; /* start over */
+ systemlevel = level + 1;
+ }
/*
- * decide
+ * installed packages
*/
- if (!solv->decisioncnt_resolve)
- solv->decisioncnt_resolve = solv->decisionq.count;
- POOL_DEBUG(SOLV_DEBUG_POLICY, "deciding unresolved rules\n");
- postponed = 0;
- for (i = 1, n = 1; ; i++, n++)
+ if (level < systemlevel && solv->installed && solv->installed->nsolvables && !solv->installed->disabled)
{
- if (n >= solv->nrules)
- {
- if (postponed <= 0)
- break;
- i = postponed;
- postponed = -1;
- n = 1;
- }
- if (i == solv->nrules)
- i = 1;
- r = solv->rules + i;
- if (r->d < 0) /* ignore disabled rules */
+ olevel = level;
+ level = resolve_installed(solv, level, disablerules, &dq);
+ if (level < olevel)
continue;
- 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, r->p already checked above */
- if (r->w2 <= 0)
- continue;
- if (solv->decisionmap[r->p] || solv->decisionmap[r->w2])
- continue;
- queue_push(&dq, r->p);
- queue_push(&dq, r->w2);
- }
- else
- {
- /* make sure that
- * all negative literals are installed
- * 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;
- if (solv->decisionmap[r->p] == 0)
- queue_push(&dq, r->p);
- }
- dp = pool->whatprovidesdata + r->d;
- while ((p = *dp++) != 0)
- {
- if (p < 0)
- {
- if (solv->decisionmap[-p] <= 0)
- break;
- }
- else
- {
- if (solv->decisionmap[p] > 0)
- break;
- if (solv->decisionmap[p] == 0)
- queue_push(&dq, p);
- }
- }
- if (p)
- continue;
- }
- IF_POOLDEBUG (SOLV_DEBUG_PROPAGATE)
- {
- POOL_DEBUG(SOLV_DEBUG_PROPAGATE, "unfulfilled ");
- solver_printruleclass(solv, SOLV_DEBUG_PROPAGATE, r);
- }
- /* dq.count < 2 cannot happen as this means that
- * 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);
- }
- }
-
- if (dq.count > 1 && postponed >= 0)
- {
- policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE_NOREORDER);
- if (dq.count > 1)
- {
- if (!postponed)
- postponed = i;
- continue;
- }
- }
+ systemlevel = level + 1;
+ }
+ /* resolve jobs in focus_installed case */
+ if (level < systemlevel && solv->focus_installed)
+ {
olevel = level;
- level = selectandinstall(solv, level, &dq, disablerules, r - solv->rules);
- if (level < systemlevel)
- break; /* trouble */
- /* something changed, so look at all rules again */
- n = 0;
+ level = resolve_jobrules(solv, level, disablerules, &dq);
+ if (level < olevel)
+ continue;
+ systemlevel = level + 1;
}
- if (n < solv->nrules) /* ran into trouble? */
+ if (level < systemlevel)
+ systemlevel = level;
+
+ /* resolve all dependencies */
+ olevel = level;
+ level = resolve_dependencies(solv, level, disablerules, &dq);
+ if (level < olevel)
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;
- }
+ {
+ 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, SOLVER_REASON_CLEANDEPS_ERASE);
+ if (level < olevel)
+ break;
+ }
+ }
+ if (p < solv->installed->end)
+ continue;
+ }
/* at this point we have a consistent system. now do the extras... */
- if (!solv->decisioncnt_weak)
- solv->decisioncnt_weak = solv->decisionq.count;
if (doweak)
{
- int qcount;
-
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended packages\n");
- queue_empty(&dq); /* recommended packages */
- queue_empty(&dqs); /* supplemented packages */
- for (i = 1; i < pool->nsolvables; i++)
- {
- if (solv->decisionmap[i] < 0)
- continue;
- if (solv->decisionmap[i] > 0)
- {
- /* installed, check for recommends */
- Id *recp, rec, pp, p;
- s = pool->solvables + i;
- if (!solv->addalreadyrecommended && s->repo == solv->installed)
- continue;
- /* XXX need to special case AND ? */
- if (s->recommends)
- {
- 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)
- {
- if (solv->decisionmap[p] > 0)
- {
- dq.count = qcount;
- break;
- }
- else if (solv->decisionmap[p] == 0)
- {
- 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_pushunique(&dq, p);
- }
- }
- }
- }
- }
- else
- {
- s = pool->solvables + i;
- if (!s->supplements)
- continue;
- if (!pool_installable(pool, s))
- continue;
- if (!solver_is_supplementing(solv, s))
- continue;
- if (solv->dupmap_all && solv->installed && s->repo == solv->installed && (solv->droporphanedmap_all || (solv->droporphanedmap.size && MAPTST(&solv->droporphanedmap, i - solv->installed->start))))
- continue;
- if (solv->isdisfavormap.size && MAPTST(&solv->isdisfavormap, i))
- continue; /* disfavored supplements, do not install */
- queue_push(&dqs, i);
- }
- }
-
- /* filter out disfavored recommended packages */
- if (dq.count && solv->isdisfavormap.size)
- prune_disfavored(solv, &dq);
-
- /* filter out all packages obsoleted by installed packages */
- /* this is no longer needed if we have reverse obsoletes */
- if ((dqs.count || dq.count) && solv->installed)
- {
- Map obsmap;
- Id obs, *obsp, po, ppo;
-
- map_init(&obsmap, pool->nsolvables);
- for (p = solv->installed->start; p < solv->installed->end; p++)
- {
- s = pool->solvables + p;
- if (s->repo != solv->installed || !s->obsoletes)
- continue;
- if (solv->decisionmap[p] <= 0)
- continue;
- if (!solv->keepexplicitobsoletes && solv->multiversion.size && MAPTST(&solv->multiversion, p))
- continue;
- obsp = s->repo->idarraydata + s->obsoletes;
- /* foreach obsoletes */
- while ((obs = *obsp++) != 0)
- FOR_PROVIDES(po, ppo, obs)
- {
- Solvable *pos = pool->solvables + po;
- if (!pool->obsoleteusesprovides && !pool_match_nevr(pool, pos, obs))
- continue;
- if (pool->obsoleteusescolors && !pool_colormatch(pool, s, pos))
- continue;
- MAPSET(&obsmap, po);
- }
- }
- for (i = j = 0; i < dqs.count; i++)
- if (!MAPTST(&obsmap, dqs.elements[i]))
- dqs.elements[j++] = dqs.elements[i];
- dqs.count = j;
- for (i = j = 0; i < dq.count; i++)
- if (!MAPTST(&obsmap, dq.elements[i]))
- dq.elements[j++] = dq.elements[i];
- dq.count = j;
- map_free(&obsmap);
- }
-
- /* filter out all already supplemented packages if requested */
- if (!solv->addalreadyrecommended && dqs.count)
- {
- /* filter out old supplements */
- for (i = j = 0; i < dqs.count; i++)
- {
- p = dqs.elements[i];
- s = pool->solvables + p;
- if (s->supplements && solver_is_supplementing_alreadyinstalled(solv, s))
- dqs.elements[j++] = p;
- }
- dqs.count = j;
- }
-
- /* 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->multiversion.size)
- {
- for (i = j = 0; i < dqs.count; i++)
- {
- p = dqs.elements[i];
- if (MAPTST(&solv->multiversion, p))
- {
- Id p2, pp2;
- s = pool->solvables + p;
- FOR_PROVIDES(p2, pp2, s->name)
- if (solv->decisionmap[p2] > 0 && pool->solvables[p2].name == s->name)
- break;
- if (p2)
- continue; /* ignore this package */
- }
- dqs.elements[j++] = p;
- }
- dqs.count = j;
- }
-
- /* implicitobsoleteusescolors doesn't mix well with supplements.
- * filter supplemented packages where we already decided
- * to install a different architecture */
- if (dqs.count && pool->implicitobsoleteusescolors)
- {
- for (i = j = 0; i < dqs.count; i++)
- {
- Id p2, pp2;
- p = dqs.elements[i];
- s = pool->solvables + p;
- FOR_PROVIDES(p2, pp2, s->name)
- if (solv->decisionmap[p2] > 0 && pool->solvables[p2].name == s->name && pool->solvables[p2].arch != s->arch)
- break;
- if (p2)
- continue; /* ignore this package */
- dqs.elements[j++] = p;
- }
- dqs.count = j;
- }
-
- /* make dq contain both recommended and supplemented pkgs */
- if (dqs.count)
- {
- for (i = 0; i < dqs.count; i++)
- queue_pushunique(&dq, dqs.elements[i]);
- }
-
- if (dq.count)
- {
- Map dqmap;
- int decisioncount = solv->decisionq.count;
-
- if (dq.count == 1)
- {
- /* simple case, just one package. no need to choose to best version */
- p = dq.elements[0];
- if (dqs.count)
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing supplemented %s\n", pool_solvid2str(pool, p));
- else
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended %s\n", pool_solvid2str(pool, p));
- level = setpropagatelearn(solv, level, p, 0, 0);
- continue; /* back to main loop */
- }
-
- /* filter packages, this gives us the best versions */
- policy_filter_unwanted(solv, &dq, POLICY_MODE_RECOMMEND);
-
- /* create map of result */
- map_init(&dqmap, pool->nsolvables);
- for (i = 0; i < dq.count; i++)
- MAPSET(&dqmap, dq.elements[i]);
-
- /* prune dqs so that it only contains the best versions */
- for (i = j = 0; i < dqs.count; i++)
- {
- p = dqs.elements[i];
- if (MAPTST(&dqmap, p))
- dqs.elements[j++] = p;
- }
- dqs.count = j;
-
- /* install all supplemented packages, but order first */
- if (dqs.count > 1)
- policy_filter_unwanted(solv, &dqs, POLICY_MODE_SUPPLEMENT);
- for (i = 0; i < dqs.count; i++)
- {
- p = dqs.elements[i];
- if (solv->decisionmap[p])
- continue;
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing supplemented %s\n", pool_solvid2str(pool, p));
- olevel = level;
- level = setpropagatelearn(solv, level, p, 0, 0);
- if (level <= olevel)
- break;
- }
- if (i < dqs.count || solv->decisionq.count < decisioncount)
- {
- map_free(&dqmap);
- continue;
- }
-
- /* install all recommended packages */
- /* more work as we want to created branches if multiple
- * choices are valid */
- for (i = 0; i < decisioncount; i++)
- {
- Id rec, *recp, pp;
- p = solv->decisionq.elements[i];
- if (p < 0)
- continue;
- s = pool->solvables + p;
- if (!s->repo || (!solv->addalreadyrecommended && s->repo == solv->installed))
- continue;
- if (!s->recommends)
- continue;
- recp = s->repo->idarraydata + s->recommends;
- 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)
- {
- dq.count = 0;
- break;
- }
- else if (solv->decisionmap[p] == 0 && MAPTST(&dqmap, p))
- queue_push(&dq, p);
- }
- if (!dq.count)
- continue;
- if (dq.count > 1)
- policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE);
- /* if we have multiple candidates we open a branch */
- if (dq.count > 1)
- createbranch(solv, level, &dq, s - pool->solvables, rec);
- p = dq.elements[0];
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing recommended %s\n", pool_solvid2str(pool, p));
- olevel = level;
- level = setpropagatelearn(solv, level, p, 0, 0);
- if (level <= olevel || solv->decisionq.count < decisioncount)
- break; /* we had to revert some decisions */
- }
- if (rec)
- break; /* had a problem above, quit loop */
- }
- map_free(&dqmap);
- continue; /* back to main loop so that all deps are checked */
- }
+ int rerun = 0;
+ level = resolve_weak(solv, level, disablerules, &dq, &dqs, &rerun);
+ if (rerun)
+ continue;
}
- if (!solv->decisioncnt_orphan)
- solv->decisioncnt_orphan = solv->decisionq.count;
if (solv->installed && (solv->orphaned.count || solv->brokenorphanrules))
{
- int installedone = 0;
-
- /* let's see if we can install some unsupported package */
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "deciding orphaned packages\n");
- for (i = 0; i < solv->orphaned.count; i++)
- {
- p = solv->orphaned.elements[i];
- if (solv->decisionmap[p])
- continue; /* already decided */
- if (solv->droporphanedmap_all)
- continue;
- if (solv->droporphanedmap.size && MAPTST(&solv->droporphanedmap, p - solv->installed->start))
- continue;
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "keeping orphaned %s\n", pool_solvid2str(pool, p));
- olevel = level;
- level = setpropagatelearn(solv, level, p, 0, 0);
- installedone = 1;
- if (level < olevel)
- break;
- }
- if (installedone || i < solv->orphaned.count)
- continue; /* back to main loop */
- for (i = 0; i < solv->orphaned.count; i++)
- {
- p = solv->orphaned.elements[i];
- if (solv->decisionmap[p])
- continue; /* already decided */
- POOL_DEBUG(SOLV_DEBUG_SOLVER, "removing orphaned %s\n", pool_solvid2str(pool, p));
- olevel = level;
- level = setpropagatelearn(solv, level, -p, 0, 0);
- if (level < olevel)
- break;
- }
- if (i < solv->orphaned.count)
- continue; /* back to main loop */
- if (solv->brokenorphanrules)
- {
- solver_check_brokenorphanrules(solv, &dq);
- if (dq.count)
- {
- policy_filter_unwanted(solv, &dq, POLICY_MODE_CHOOSE);
- for (i = 0; i < dq.count; i++)
- {
- p = dq.elements[i];
- POOL_DEBUG(SOLV_DEBUG_POLICY, "installing orphaned dep %s\n", pool_solvid2str(pool, p));
- olevel = level;
- level = setpropagatelearn(solv, level, p, 0, 0);
- if (level < olevel)
- break;
- }
- continue;
- }
- }
+ int rerun = 0;
+ level = resolve_orphaned(solv, level, disablerules, &dq, &rerun);
+ if (rerun)
+ continue;
}
-
+
/* one final pass to make sure we decided all installed packages */
if (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);
+ level = setpropagatelearn(solv, level, -p, 0, 0, SOLVER_REASON_CLEANDEPS_ERASE);
if (level < olevel)
break;
}
/* no minimization found, we're finally finished! */
break;
}
+ assert(level == -1 || level + 1 == solv->decisionq_reason.count);
POOL_DEBUG(SOLV_DEBUG_STATS, "solver statistics: %d learned rules, %d unsolvable, %d minimization steps\n", solv->stats_learned, solv->stats_unsolvable, minimizationsteps);
POOL_DEBUG(SOLV_DEBUG_STATS, "done solving.\n\n");
queue_free(&dq);
queue_free(&dqs);
- if (level < 0)
- {
- /* unsolvable */
- solv->decisioncnt_jobs = solv->decisionq.count;
- solv->decisioncnt_update = solv->decisionq.count;
- solv->decisioncnt_keep = solv->decisionq.count;
- solv->decisioncnt_resolve = solv->decisionq.count;
- solv->decisioncnt_weak = solv->decisionq.count;
- solv->decisioncnt_orphan = solv->decisionq.count;
- }
#if 0
solver_printdecisionq(solv, SOLV_DEBUG_RESULT);
#endif
Solvable *s;
Repo *repo = pool_id2repo(pool, what);
if (repo)
- FOR_REPO_SOLVABLES(repo, p, s)
- MAPSET(multiversionmap, p);
+ {
+ FOR_REPO_SOLVABLES(repo, p, s)
+ MAPSET(multiversionmap, p);
+ }
}
FOR_JOB_SELECT(p, pp, select, what)
MAPSET(multiversionmap, p);
memset(solv->decisionmap, 0, pool->nsolvables * sizeof(Id));
queue_empty(&solv->decisionq);
queue_empty(&solv->decisionq_why);
- solv->decisioncnt_jobs = solv->decisioncnt_update = solv->decisioncnt_keep = solv->decisioncnt_resolve = solv->decisioncnt_weak = solv->decisioncnt_orphan = 0;
+ queue_empty(&solv->decisionq_reason);
queue_empty(&solv->learnt_why);
queue_empty(&solv->learnt_pool);
queue_empty(&solv->branches);
{
Repo *repo = pool_id2repo(pool, what);
if (repo)
- FOR_REPO_SOLVABLES(repo, p, s)
- solver_addjobrule(solv, -p, 0, 0, i, weak);
+ {
+ FOR_REPO_SOLVABLES(repo, p, s)
+ solver_addjobrule(solv, -p, 0, 0, i, weak);
+ }
}
#ifdef ENABLE_COMPLEX_DEPS
else if ((select == SOLVER_SOLVABLE_PROVIDES || select == SOLVER_SOLVABLE_NAME) && pool_is_complex_dep(pool, what))
{
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, 0, i, weak);
+ {
+ FOR_REPO_SOLVABLES(repo, p, s)
+ solver_addjobrule(solv, installed && pool->solvables[p].repo == installed ? p : -p, 0, 0, i, weak);
+ }
}
FOR_JOB_SELECT(p, pp, select, what)
solver_addjobrule(solv, installed && pool->solvables[p].repo == installed ? p : -p, 0, 0, i, weak);
MAPZERO(&solv->recommendsmap);
/* put all packages the solver already chose in the map */
- if (solv->decisioncnt_weak)
- {
- for (i = solv->decisioncnt_weak; i < solv->decisioncnt_orphan; i++)
- {
- Id why;
- why = solv->decisionq_why.elements[i];
- if (why)
- continue; /* forced by unit rule or dep resolving */
- p = solv->decisionq.elements[i];
- if (p < 0)
- continue;
+ for (i = 1; i < solv->decisionq.count; i++)
+ if ((p = solv->decisionq.elements[i]) > 0 && solv->decisionq_why.elements[i] == 0)
+ {
+ if (solv->decisionq_reason.elements[solv->decisionmap[p]] == SOLVER_REASON_WEAKDEP)
MAPSET(&solv->recommendsmap, p);
- }
- }
+ }
for (i = 0; i < solv->decisionq.count; i++)
{
*infop = why > 0 ? why : -why;
if (why > 0)
return SOLVER_REASON_UNIT_RULE;
- why = -why;
- if (i == 0)
- return SOLVER_REASON_KEEP_INSTALLED; /* the systemsolvable */
- if (i < solv->decisioncnt_update)
- return SOLVER_REASON_RESOLVE_JOB;
- if (i < solv->decisioncnt_keep)
- {
- if (why == 0 && pp < 0)
- return SOLVER_REASON_CLEANDEPS_ERASE;
- return SOLVER_REASON_UPDATE_INSTALLED;
- }
- if (i < solv->decisioncnt_resolve)
- {
- if (solv->focus_installed && i >= solv->decisioncnt_jobs)
- return SOLVER_REASON_RESOLVE_JOB;
- if (why == 0 && pp < 0)
- return SOLVER_REASON_CLEANDEPS_ERASE;
- return SOLVER_REASON_KEEP_INSTALLED;
- }
- if (i < solv->decisioncnt_weak)
- {
- if (why == 0 && pp < 0)
- return SOLVER_REASON_CLEANDEPS_ERASE;
- }
- if (why > 0)
- return SOLVER_REASON_RESOLVE;
- /* weak or orphaned */
- if (i < solv->decisioncnt_orphan)
- return SOLVER_REASON_WEAKDEP;
- return SOLVER_REASON_RESOLVE_ORPHAN;
+ i = solv->decisionmap[p] >= 0 ? solv->decisionmap[p] : -solv->decisionmap[p];
+ return solv->decisionq_reason.elements[i];
}
break;
if (decisionno == solv->decisionq.count)
return; /* huh? */
- if (decisionno < solv->decisioncnt_weak || decisionno >= solv->decisioncnt_orphan)
+ i = solv->decisionmap[p] >= 0 ? solv->decisionmap[p] : -solv->decisionmap[p];
+ if (solv->decisionq_reason.elements[i] != SOLVER_REASON_WEAKDEP)
return; /* huh? */
/* 1) list all packages that recommend us */
Repo *repo = pool_id2repo(pool, what);
Solvable *s;
if (repo)
- FOR_REPO_SOLVABLES(repo, p, s)
- queue_push(pkgs, p);
+ {
+ FOR_REPO_SOLVABLES(repo, p, s)
+ queue_push(pkgs, p);
+ }
}
else
{
what = solv->job.elements[i + 1];
select = how & SOLVER_SELECTMASK;
if (select == SOLVER_SOLVABLE_ALL || (select == SOLVER_SOLVABLE_REPO && what == installed->repoid))
- FOR_REPO_SOLVABLES(installed, p, s)
- MAPSET(&userinstalled, p - installed->start);
+ {
+ FOR_REPO_SOLVABLES(installed, p, s)
+ MAPSET(&userinstalled, p - installed->start);
+ }
FOR_JOB_SELECT(p, pp, select, what)
if (pool->solvables[p].repo == installed)
MAPSET(&userinstalled, p - installed->start);
projects / platform / upstream / libsolv.git / commitdiff