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-rw-r--r--lib/libalpm/sync.c90
1 files changed, 66 insertions, 24 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 0b3fc1b5..a1afcd27 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -151,7 +151,7 @@ int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
for(m = db_get_pkgcache(db_local); m; m = m->next) {
pmpkg_t *lpkg = m->data;
if(!strcmp(k->data, lpkg->name)) {
- _alpm_log(PM_LOG_DEBUG, "checking replacement %s for package %s", k->data, spkg->name);
+ _alpm_log(PM_LOG_DEBUG, "checking replacement '%s' for package '%s'", k->data, spkg->name);
if(pm_list_is_strin(lpkg->name, handle->ignorepkg)) {
_alpm_log(PM_LOG_WARNING, "%s-%s: ignoring package upgrade (to be replaced by %s-%s)",
lpkg->name, lpkg->version, spkg->name, spkg->version);
@@ -211,7 +211,7 @@ int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
spkg = db_get_pkgfromcache(j->data, local->name);
}
if(spkg == NULL) {
- _alpm_log(PM_LOG_DEBUG, "%s: not found in sync db -- skipping", local->name);
+ _alpm_log(PM_LOG_DEBUG, "'%s' not found in sync db -- skipping", local->name);
continue;
}
@@ -225,7 +225,7 @@ int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
}
}
if(replace) {
- _alpm_log(PM_LOG_DEBUG, "%s is already elected for removal -- skipping",
+ _alpm_log(PM_LOG_DEBUG, "'%s' is already elected for removal -- skipping",
spkg->name);
continue;
}
@@ -291,10 +291,13 @@ int sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, char *n
spkg = db_get_pkgfromcache(dbs, targ);
if(spkg == NULL) {
/* Search provides */
- PMList *p = _alpm_db_whatprovides(dbs, targ);
+ PMList *p;
+ _alpm_log(PM_LOG_FLOW2, "target '%s' not found -- looking for provisions", targ);
+ p = _alpm_db_whatprovides(dbs, targ);
if(p == NULL) {
RET_ERR(PM_ERR_PKG_NOT_FOUND, -1);
}
+ _alpm_log(PM_LOG_DEBUG, "found '%s' as a provision for '%s'", p->data, targ);
spkg = db_get_pkgfromcache(dbs, p->data);
p->data = NULL;
FREELIST(p);
@@ -307,12 +310,14 @@ int sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, char *n
pmdb_t *dbs = j->data;
spkg = db_get_pkgfromcache(dbs, targ);
}
- if(spkg == NULL) {
+ if(spkg == NULL) {
/* Search provides */
+ _alpm_log(PM_LOG_FLOW2, "target '%s' not found -- looking for provisions", targ);
for(j = dbs_sync; j && !spkg; j = j->next) {
pmdb_t *dbs = j->data;
PMList *p = _alpm_db_whatprovides(dbs, targ);
if(p) {
+ _alpm_log(PM_LOG_DEBUG, "found '%s' as a provision for '%s'", p->data, targ);
spkg = db_get_pkgfromcache(dbs, p->data);
p->data = NULL;
FREELIST(p);
@@ -360,6 +365,7 @@ int sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, char *n
FREEPKG(dummy);
RET_ERR(PM_ERR_MEMORY, -1);
}
+ _alpm_log(PM_LOG_FLOW2, "adding target '%s' to the transaction set", spkg->name);
trans->packages = pm_list_add(trans->packages, sync);
}
@@ -443,7 +449,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
pmsyncpkg_t *sync;
pmpkg_t *local;
- _alpm_log(PM_LOG_FLOW2, "package %s is conflicting with %s",
+ _alpm_log(PM_LOG_FLOW2, "package '%s' is conflicting with '%s'",
miss->target, miss->depend.name);
/* check if the conflicting package is one that's about to be removed/replaced.
@@ -458,7 +464,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
}
}
if(found) {
- _alpm_log(PM_LOG_FLOW2, "%s is already elected for removal -- skipping",
+ _alpm_log(PM_LOG_FLOW2, "'%s' is already elected for removal -- skipping",
miss->depend.name);
continue;
}
@@ -472,7 +478,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
/* so just treat it like a "replaces" item so the REQUIREDBY
* fields are inherited properly.
*/
- _alpm_log(PM_LOG_DEBUG, "package %s provides its own conflict", miss->target);
+ _alpm_log(PM_LOG_DEBUG, "package '%s' provides its own conflict", miss->target);
if(local) {
/* nothing to do for now: it will be handled later
* (not the same behavior as in pacman 2.x) */
@@ -495,12 +501,12 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
target = pm_list_is_strin(miss->target, trans->targets) ? miss->target : NULL;
depend = pm_list_is_strin(miss->depend.name, trans->targets) ? miss->depend.name : NULL;
if(depend && !target) {
- _alpm_log(PM_LOG_DEBUG, "%s is in the target list -- keeping it",
+ _alpm_log(PM_LOG_DEBUG, "'%s' is in the target list -- keeping it",
miss->depend.name);
/* remove miss->target */
rmpkg = miss->target;
} else if(target && !depend) {
- _alpm_log(PM_LOG_DEBUG, "%s is in the target list -- keeping it",
+ _alpm_log(PM_LOG_DEBUG, "'%s' is in the target list -- keeping it",
miss->target);
/* remove miss->depend.name */
rmpkg = miss->depend.name;
@@ -510,7 +516,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
if(rmpkg) {
pmsyncpkg_t *rsync = find_pkginsync(rmpkg, trans->packages);
pmsyncpkg_t *spkg = NULL;
- _alpm_log(PM_LOG_FLOW2, "removing %s from target list", rmpkg);
+ _alpm_log(PM_LOG_FLOW2, "removing '%s' from target list", rmpkg);
trans->packages = _alpm_list_remove(trans->packages, rsync, ptr_cmp, (void **)&spkg);
FREESYNC(spkg);
continue;
@@ -520,7 +526,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
/* It's a conflict -- see if they want to remove it
*/
- _alpm_log(PM_LOG_DEBUG, "resolving package %s conflict", miss->target);
+ _alpm_log(PM_LOG_DEBUG, "resolving package '%s' conflict", miss->target);
if(local) {
int doremove = 0;
if(!pm_list_is_strin(miss->depend.name, asked)) {
@@ -536,12 +542,12 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
FREEPKG(sync->data);
}
/* append to the replaces list */
- _alpm_log(PM_LOG_FLOW2, "electing %s for removal", miss->depend.name);
+ _alpm_log(PM_LOG_FLOW2, "electing '%s' for removal", miss->depend.name);
sync->data = pm_list_add(sync->data, q);
if(rsync) {
/* remove it from the target list */
pmsyncpkg_t *spkg = NULL;
- _alpm_log(PM_LOG_FLOW2, "removing %s from target list", miss->depend.name);
+ _alpm_log(PM_LOG_FLOW2, "removing '%s' from target list", miss->depend.name);
trans->packages = _alpm_list_remove(trans->packages, rsync, ptr_cmp, (void **)&spkg);
FREESYNC(spkg);
}
@@ -616,17 +622,53 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
for(i = deps; i; i = i->next) {
pmdepmissing_t *miss = i->data;
if(!find_pkginsync(miss->depend.name, trans->packages)) {
- if(!errorout) {
- errorout = 1;
+ int pfound = 0;
+ PMList *k;
+ /* If miss->depend.name depends on something that miss->target and a
+ * package in final both provide, then it's okay... */
+ pmpkg_t *leavingp = db_get_pkgfromcache(db_local, miss->target);
+ pmpkg_t *conflictp = db_get_pkgfromcache(db_local, miss->depend.name);
+ if(!leavingp || !conflictp) {
+ _alpm_log(PM_LOG_ERROR, "something has gone horribly wrong");
+ goto error;
}
- if(data) {
- if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
- FREELIST(*data);
- pm_errno = PM_ERR_MEMORY;
- goto error;
+ /* Look through the upset package's dependencies and try to match one up
+ * to a provisio from the package we want to remove */
+ for(k = conflictp->depends; k && !pfound; k = k->next) {
+ PMList *m;
+ for(m = leavingp->provides; m && !pfound; m = m->next) {
+ if(!strcmp(k->data, m->data)) {
+ /* Found a match -- now look through final for a package that
+ * provides the same thing. If none are found, then it truly
+ * is an unresolvable conflict. */
+ PMList *n, *o;
+ for(n = trans->packages; n && !pfound; n = n->next) {
+ pmsyncpkg_t *sp = n->data;
+ for(o = sp->pkg->provides; o && !pfound; o = o->next) {
+ if(!strcmp(m->data, o->data)) {
+ /* found matching provisio -- we're good to go */
+ _alpm_log(PM_LOG_FLOW2, "found '%s' as a provision for '%s' -- conflict aborted",
+ sp->pkg->name, (char *)o->data);
+ pfound = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ if(!pfound) {
+ if(!errorout) {
+ errorout = 1;
+ }
+ if(data) {
+ if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
+ FREELIST(*data);
+ pm_errno = PM_ERR_MEMORY;
+ goto error;
+ }
+ *miss = *(pmdepmissing_t *)i->data;
+ *data = pm_list_add(*data, miss);
}
- *miss = *(pmdepmissing_t *)i->data;
- *data = pm_list_add(*data, miss);
}
}
}
@@ -773,7 +815,7 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
}
}
if(db_write(db_local, depender, INFRQ_DEPENDS) == -1) {
- _alpm_log(PM_LOG_ERROR, "could not update 'requiredby' database entry %s-%s",
+ _alpm_log(PM_LOG_ERROR, "could not update requiredby for database entry %s-%s",
new->name, new->version);
}
/* add the new requiredby */
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-20 03:16:32 +0100