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authorXavier Chantry <shiningxc@gmail.com>2008-07-24 12:26:09 +0200
committerDan McGee <dan@archlinux.org>2008-07-24 22:16:29 -0500
commitb8e306b73e9b22fae3e45e5f5a3e8c07b63904b9 (patch)
tree9fd1cc526c60f9d209101b2d9759305f64ae5b46 /lib
parent8877c88defdd9ea90bed9fb569addfa2b242a0f4 (diff)
Implement AND based package searching.
This fixes FS#2334. Signed-off-by: Xavier Chantry <shiningxc@gmail.com> [Dan: add some comments to the code] Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/libalpm/db.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index 0be81cb1..83db429d 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -357,6 +357,8 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles)
{
const alpm_list_t *i, *j, *k;
alpm_list_t *ret = NULL;
+ /* copy the pkgcache- we will free the list var after each needle */
+ alpm_list_t *list = alpm_list_copy(_alpm_db_get_pkgcache(db));
ALPM_LOG_FUNC;
@@ -367,6 +369,7 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles)
if(i->data == NULL) {
continue;
}
+ ret = NULL;
targ = i->data;
_alpm_log(PM_LOG_DEBUG, "searching for target '%s'\n", targ);
@@ -374,7 +377,7 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles)
RET_ERR(PM_ERR_INVALID_REGEX, NULL);
}
- for(j = _alpm_db_get_pkgcache(db); j; j = j->next) {
+ for(j = list; j; j = j->next) {
pmpkg_t *pkg = j->data;
const char *matched = NULL;
const char *name = alpm_pkg_get_name(pkg);
@@ -407,6 +410,10 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles)
}
}
+ /* Free the existing search list, and use the returned list for the
+ * next needle. This allows for AND-based package searching. */
+ alpm_list_free(list);
+ list = ret;
regfree(&reg);
}