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more work for sync_commit()

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This commit is contained in:
Aurelien Foret 2005-04-17 20:09:06 +00:00
parent 5a035d0b40
commit a215d1ebe0
2 changed files with 51 additions and 17 deletions
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58
lib/libalpm/sync.c
View File

@ -363,9 +363,22 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
FREELIST(deps);
RET_ERR(PM_ERR_UNSATISFIED_DEPS, -1);
}
/* ORE
no unresolvable deps, so look for conflicts */
/* no unresolvable deps, so look for conflicts */
_alpm_log(PM_LOG_FLOW1, "looking for conflicts");
errorout = 0;
/* ORE
* check if the conflicting package is one that's about to be removed/replaced.
* if so, then just ignore it
*/
/* ORE
if we didn't find it in any sync->replaces lists, then it's a conflict */
if(errorout) {
FREELIST(deps);
RET_ERR(PM_ERR_CONFLICTING_DEPS, -1);
}
}
TRANS_CB(trans, PM_TRANS_EVT_INTERCONFLICTS_DONE, NULL, NULL);
@ -378,6 +391,14 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
rather than ripping out nodes from final, we just copy over
our "good" nodes to a new list and reassign. */
/* XXX: this fails for cases where a requested package wants
* a dependency that conflicts with an older version of
* the package. It will be removed from final, and the user
* has to re-request it to get it installed properly.
*
* Not gonna happen very often, but should be dealt with...
*/
/* ORE
Check dependencies of packages in rmtargs and make sure
we won't be breaking anything by removing them.
@ -394,14 +415,14 @@ error:
return(-1);
}
int sync_commit(pmtrans_t *trans, pmdb_t *db)
int sync_commit(pmtrans_t *trans, pmdb_t *db_local)
{
PMList *i;
PMList *data;
pmtrans_t *tr;
char ldir[PATH_MAX];
ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
snprintf(ldir, PATH_MAX, "%s" PM_CACHEDIR, handle->root);
@ -410,6 +431,7 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db)
/* ORE - alpm does not handle removal of conflicting pkgs for now */
/* remove to-be-replaced packages */
_alpm_log(PM_LOG_FLOW1, "removing to-be-replaced packages");
tr = trans_new(PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS);
/* ORE */
if(tr == NULL) {
@ -429,9 +451,16 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db)
trans_free(tr);
/* install targets */
/* ORE - need for a flag specifying that deps have already been checked */
tr = trans_new(PM_TRANS_TYPE_UPGRADE, PM_TRANS_FLAG_NODEPS);
_alpm_log(PM_LOG_FLOW1, "installing packages");
tr = trans_new();
if(tr == NULL) {
_alpm_log(PM_LOG_ERROR, "could not create transaction");
pm_errno = PM_ERR_XXX;
goto error;
}
if(trans_init(tr, PM_TRANS_TYPE_UPGRADE, trans->flags | PM_TRANS_FLAG_NODEPS, NULL) == -1) {
_alpm_log(PM_LOG_ERROR, "could not initialize transaction");
pm_errno = PM_ERR_XXX;
goto error;
}
for(i = trans->packages; i; i = i->next) {
@ -446,27 +475,32 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db)
}
}
if(trans_prepare(tr, &data) == -1) {
_alpm_log(PM_LOG_ERROR, "could not prepare transaction");
pm_errno = PM_ERR_XXX;
goto error;
}
if(trans_commit(tr) == -1) {
_alpm_log(PM_LOG_ERROR, "could not commit transaction");
pm_errno = PM_ERR_XXX;
goto error;
}
trans_free(tr);
/* propagate replaced packages' requiredby fields to their new owners */
_alpm_log(PM_LOG_FLOW1, "updating database for replaced packages dependencies");
for(i = trans->packages; i; i = i->next) {
/*syncpkg_t *sync = (syncpkg_t*)i->data;
/*pmsyncpkg_t *sync = i->data;
if(sync->replaces) {
PMList *j;
pkginfo_t *new = db_scan(db, sync->pkg->name, INFRQ_DEPENDS);
pkginfo_t *new = db_get_pkgfromcache(db_local, sync->pkg->name);
for(j = sync->replaces; j; j = j->next) {
pkginfo_t *old = (pkginfo_t*)j->data;
pkginfo_t *old = j->data;
// merge lists
for(k = old->requiredby; k; k = k->next) {
if(!is_in(k->data, new->requiredby)) {
if(!list_is_strin(k->data, new->requiredby)) {
// replace old's name with new's name in the requiredby's dependency list
PMList *m;
pkginfo_t *depender = db_scan(db, k->data, INFRQ_DEPENDS);
pkginfo_t *depender = db_get_pkgfromcache(db_local, k->data);
for(m = depender->depends; m; m = m->next) {
if(!strcmp(m->data, old->name)) {
FREE(m->data);
@ -486,7 +520,7 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db)
}
/* cache needs to be rebuilt */
db_free_pkgcache(db);
db_free_pkgcache(db_local);
return(0);

10
lib/libalpm/sync.h
View File

@ -34,12 +34,12 @@ typedef struct __pmsyncpkg_t {
pmsyncpkg_t *sync_new(int type, pmpkg_t *spkg, void *data);
void sync_free(pmsyncpkg_t *sync);
PMList *sync_load_archive(char *archive);
PMList *sync_load_dbarchive(char *archive);
int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db, PMList *dbs_sync);
int sync_addtarget(pmtrans_t *trans, pmdb_t *db, PMList *dbs_sync, char *name);
int sync_prepare(pmtrans_t *trans, pmdb_t *db, PMList *dbs_sync, PMList **data);
int sync_commit(pmtrans_t *trans, pmdb_t *db);
int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync);
int sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, char *name);
int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **data);
int sync_commit(pmtrans_t *trans, pmdb_t *db_local);
#endif /* _ALPM_SYNC_H */