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authorDan McGee <dan@archlinux.org>2010-07-10 21:06:21 -0500
committerAllan McRae <allan@archlinux.org>2010-10-13 23:53:18 +1000
commitefbae3cfcbd8e401084cb26853bbe46120daea4d (patch)
tree9d7ff7e81cc425b0b8fcb9479042c860a559836f /lib/libalpm/db.c
parent522ef5e981580a52ee0ffa37178d7ddf116ebd51 (diff)
Initial hack at a DB operations struct
It doesn't do a whole lot yet, but these type of operations will potentially be different for the DBs we load. Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'lib/libalpm/db.c')
-rw-r--r--lib/libalpm/db.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index 0b43f9fa..7b54a576 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -42,6 +42,11 @@
#include "alpm.h"
#include "package.h"
+struct db_operations default_db_ops = {
+ .populate = _alpm_db_populate,
+ .unregister = _alpm_db_unregister,
+};
+
/** \addtogroup alpm_databases Database Functions
* @brief Functions to query and manipulate the database of libalpm
* @{
@@ -80,7 +85,7 @@ pmdb_t SYMEXPORT *alpm_db_register_local(void)
}
/* Helper function for alpm_db_unregister{_all} */
-static void _alpm_db_unregister(pmdb_t *db)
+void _alpm_db_unregister(pmdb_t *db)
{
if(db == NULL) {
return;
@@ -96,6 +101,7 @@ static void _alpm_db_unregister(pmdb_t *db)
int SYMEXPORT alpm_db_unregister_all(void)
{
alpm_list_t *i;
+ pmdb_t *db;
ALPM_LOG_FUNC;
@@ -105,13 +111,16 @@ int SYMEXPORT alpm_db_unregister_all(void)
ASSERT(handle->trans == NULL, RET_ERR(PM_ERR_TRANS_NOT_NULL, -1));
/* close local database */
- _alpm_db_unregister(handle->db_local);
- handle->db_local = NULL;
+ db = handle->db_local;
+ if(db) {
+ db->ops->unregister(db);
+ handle->db_local = NULL;
+ }
/* and also sync ones */
for(i = handle->dbs_sync; i; i = i->next) {
- pmdb_t *db = i->data;
- _alpm_db_unregister(db);
+ db = i->data;
+ db->ops->unregister(db);
i->data = NULL;
}
FREELIST(handle->dbs_sync);
@@ -154,7 +163,7 @@ int SYMEXPORT alpm_db_unregister(pmdb_t *db)
RET_ERR(PM_ERR_DB_NOT_FOUND, -1);
}
- _alpm_db_unregister(db);
+ db->ops->unregister(db);
return(0);
}
@@ -517,6 +526,7 @@ pmdb_t *_alpm_db_register_local(void)
_alpm_log(PM_LOG_DEBUG, "registering local database\n");
db = _alpm_db_new("local", 1);
+ db->ops = &default_db_ops;
if(db == NULL) {
RET_ERR(PM_ERR_DB_CREATE, NULL);
}
@@ -543,6 +553,7 @@ pmdb_t *_alpm_db_register_sync(const char *treename)
_alpm_log(PM_LOG_DEBUG, "registering sync database '%s'\n", treename);
db = _alpm_db_new(treename, 0);
+ db->ops = &default_db_ops;
if(db == NULL) {
RET_ERR(PM_ERR_DB_CREATE, NULL);
}