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cache: clear package cache without using the refcounts

pull/231/head
Ariadne Conill 2021-08-17 15:29:55 -06:00
parent df1b671c83
commit 4b87e256d3
1 changed files with 25 additions and 1 deletions
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26
libpkgconf/cache.c
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@ -115,6 +115,18 @@ pkgconf_cache_remove(pkgconf_client_t *client, pkgconf_pkg_t *pkg)
pkgconf_node_delete(&pkg->cache_iter, &client->pkg_cache); pkgconf_node_delete(&pkg->cache_iter, &client->pkg_cache);
} }
static inline void
clear_dependency_matches(pkgconf_list_t *list)
{
pkgconf_node_t *iter;
PKGCONF_FOREACH_LIST_ENTRY(list->head, iter)
{
pkgconf_dependency_t *dep = iter->data;
dep->match = NULL;
}
}
/* /*
* !doc * !doc
* *
@ -131,10 +143,22 @@ pkgconf_cache_free(pkgconf_client_t *client)
{ {
pkgconf_node_t *iter, *iter2; pkgconf_node_t *iter, *iter2;
/* first we clear cached match pointers */
PKGCONF_FOREACH_LIST_ENTRY(client->pkg_cache.head, iter)
{
pkgconf_pkg_t *pkg = iter->data;
clear_dependency_matches(&pkg->required);
clear_dependency_matches(&pkg->requires_private);
clear_dependency_matches(&pkg->provides);
clear_dependency_matches(&pkg->conflicts);
}
/* now forcibly free everything */
PKGCONF_FOREACH_LIST_ENTRY_SAFE(client->pkg_cache.head, iter2, iter) PKGCONF_FOREACH_LIST_ENTRY_SAFE(client->pkg_cache.head, iter2, iter)
{ {
pkgconf_pkg_t *pkg = iter->data; pkgconf_pkg_t *pkg = iter->data;
pkgconf_pkg_unref(client, pkg); pkgconf_pkg_free(client, pkg);
} }
memset(&client->pkg_cache, 0, sizeof client->pkg_cache); memset(&client->pkg_cache, 0, sizeof client->pkg_cache);