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Add g_irepository_enumerate

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This will be used for pygobject to enumerate namespaces.
This commit is contained in:
Colin Walters 2010-07-27 07:06:54 -04:00 committed by Tomeu Vizoso
parent c0b26bf0a0
commit 958b70d8b0
2 changed files with 59 additions and 14 deletions
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71
girepository.c
View File

@ -1049,23 +1049,18 @@ free_candidate (struct NamespaceVersionCandidadate *candidate)
g_slice_free (struct NamespaceVersionCandidadate, candidate);
}
static GMappedFile *
find_namespace_latest (const gchar *namespace,
gchar **version_ret,
gchar **path_ret)
static GSList *
enumerate_namespace_versions (const gchar *namespace)
{
GSList *candidates = NULL;
GHashTable *found_versions = g_hash_table_new (g_str_hash, g_str_equal);
char *namespace_dash;
char *namespace_typelib;
GSList *tmp_path;
GSList *ldir;
GError *error = NULL;
char *namespace_dash;
char *namespace_typelib;
GSList *candidates = NULL;
GMappedFile *result = NULL;
int index;
*version_ret = NULL;
*path_ret = NULL;
namespace_dash = g_strdup_printf ("%s-", namespace);
namespace_typelib = g_strdup_printf ("%s.typelib", namespace);
@ -1105,6 +1100,10 @@ find_namespace_latest (const gchar *namespace,
else
continue;
if (g_hash_table_lookup (found_versions, version) != NULL)
continue;
g_hash_table_insert (found_versions, version, version);
path = g_build_filename (dirname, entry, NULL);
mfile = g_mapped_file_new (path, FALSE, &error);
if (mfile == NULL)
@ -1124,6 +1123,27 @@ find_namespace_latest (const gchar *namespace,
g_dir_close (dir);
index++;
}
g_slist_free (tmp_path);
g_free (namespace_dash);
g_free (namespace_typelib);
g_hash_table_destroy (found_versions);
return candidates;
}
static GMappedFile *
find_namespace_latest (const gchar *namespace,
gchar **version_ret,
gchar **path_ret)
{
GSList *candidates;
GMappedFile *result = NULL;
*version_ret = NULL;
*path_ret = NULL;
candidates = enumerate_namespace_versions (namespace);
if (candidates != NULL)
{
@ -1141,12 +1161,35 @@ find_namespace_latest (const gchar *namespace,
g_slist_foreach (candidates, (GFunc) free_candidate, NULL);
g_slist_free (candidates);
}
g_free (namespace_dash);
g_free (namespace_typelib);
g_slist_free (tmp_path);
return result;
}
/**
* g_irepository_enumerate:
* @repository: (allow-none): Repository
* @namespace_: GI namespace, e.g. "Gtk"
*
* Returns: (element-type utf8) (transfer full): An array of versions available for
* this namespace.
*/
GList *
g_irepository_enumerate (GIRepository *repository,
const gchar *namespace_)
{
GList *ret = NULL;
GSList *candidates, *link;
candidates = enumerate_namespace_versions (namespace_);
for (link = candidates; link; link = link->next)
{
struct NamespaceVersionCandidadate *candidate = link->data;
ret = g_list_append (ret, g_strdup (candidate->version));
free_candidate (candidate);
}
g_slist_free (candidates);
return ret;
}
/**
* g_irepository_require:
* @repository: (allow-none): Repository, may be %NULL for the default

2
girepository.h
View File

@ -101,6 +101,8 @@ gboolean g_irepository_is_registered (GIRepository *repository,
GIBaseInfo * g_irepository_find_by_name (GIRepository *repository,
const gchar *namespace_,
const gchar *name);
GList * g_irepository_enumerate (GIRepository *repository,
const gchar *namespace_);
GTypelib * g_irepository_require (GIRepository *repository,
const gchar *namespace_,
const gchar *version,