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girepository: Return enumerated versions as a GStrv

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Returning list of strings is a bad idea, so let's do not now since
we're exposing the API for the first time.
This commit is contained in:
Marco Trevisan (Treviño) 2023-12-20 05:11:38 +01:00
parent 30d6e911c4
commit cd8f511262
3 changed files with 38 additions and 9 deletions
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29
girepository/girepository.c
View File

@ -1558,28 +1558,39 @@ find_namespace_latest (const gchar *namespace,
* @repository: (nullable): A #GIRepository, or `NULL` for the singleton
* process-global default #GIRepository
* @namespace_: GI namespace, e.g. `Gtk`
* @n_versions_out: (optional) (out): The number of versions returned.
*
* Obtain an unordered list of versions (either currently loaded or
* available) for @namespace_ in this @repository.
*
* Returns: (element-type utf8) (transfer full): the array of versions.
* Returns: (element-type utf8) (transfer full) (array length=n_versions_out): the array of versions.
* Since: 2.80
*/
GList *
char **
gi_repository_enumerate_versions (GIRepository *repository,
const gchar *namespace_)
const gchar *namespace_,
size_t *n_versions_out)
{
GList *ret = NULL;
GPtrArray *versions;
GSList *candidates, *link;
const gchar *loaded_version;
char **ret;
init_globals ();
candidates = enumerate_namespace_versions (namespace_, typelib_search_path);
if (!candidates)
{
if (n_versions_out)
*n_versions_out = 0;
return g_strdupv ((char *[]) {NULL});
}
versions = g_ptr_array_new_null_terminated (1, g_free, TRUE);
for (link = candidates; link; link = link->next)
{
struct NamespaceVersionCandidadate *candidate = link->data;
ret = g_list_prepend (ret, g_strdup (candidate->version));
g_ptr_array_add (versions, g_steal_pointer (&candidate->version));
free_candidate (candidate);
}
g_slist_free (candidates);
@ -1591,10 +1602,14 @@ gi_repository_enumerate_versions (GIRepository *repository,
if (gi_repository_is_registered (repository, namespace_, NULL))
{
loaded_version = gi_repository_get_version (repository, namespace_);
if (loaded_version && !g_list_find_custom (ret, loaded_version, g_str_equal))
ret = g_list_prepend (ret, g_strdup (loaded_version));
if (loaded_version &&
!g_ptr_array_find_with_equal_func (versions, loaded_version, g_str_equal, NULL))
g_ptr_array_add (versions, g_strdup (loaded_version));
}
ret = (char **) g_ptr_array_steal (versions, n_versions_out);
g_ptr_array_unref (g_steal_pointer (&versions));
return ret;
}

5
girepository/girepository.h
View File

@ -128,8 +128,9 @@ GIBaseInfo * gi_repository_find_by_name (GIRepository *repository,
const gchar *name);
GI_AVAILABLE_IN_ALL
GList * gi_repository_enumerate_versions (GIRepository *repository,
const gchar *namespace_);
char ** gi_repository_enumerate_versions (GIRepository *repository,
const gchar *namespace_,
size_t *n_versions_out);
GI_AVAILABLE_IN_ALL
GITypelib * gi_repository_require (GIRepository *repository,

13
girepository/tests/repository.c
View File

@ -32,6 +32,8 @@ test_repository_basic (void)
char **namespaces = NULL;
const char *expected_namespaces[] = { "GLib", NULL };
GError *local_error = NULL;
char **versions;
size_t n_versions;
g_test_summary ("Test basic opening of a repository and requiring a typelib");
@ -42,6 +44,17 @@ test_repository_basic (void)
repository = gi_repository_new ();
g_assert_nonnull (repository);
versions = gi_repository_enumerate_versions (repository, "SomeInvalidNamespace", &n_versions);
g_assert_nonnull (versions);
g_assert_cmpstrv (versions, ((char *[]){NULL}));
g_assert_cmpuint (n_versions, ==, 0);
g_clear_pointer (&versions, g_strfreev);
versions = gi_repository_enumerate_versions (repository, "GLib", NULL);
g_assert_nonnull (versions);
g_assert_cmpstrv (versions, ((char *[]){"2.0", NULL}));
g_clear_pointer (&versions, g_strfreev);
search_path = gi_repository_get_search_path ();
g_assert_nonnull (search_path);
g_assert_cmpstr (search_path->data, ==, gobject_typelib_dir);