Add stash_group_free_settings() function to API

Frees the memory allocated for setting values in a group.

plugins/geanyfunctions.h

@@ -418,6 +418,8 @@
 	geany_functions->p_stash->stash_group_display
 #define stash_group_update \
 	geany_functions->p_stash->stash_group_update
+#define stash_group_free_settings \
+	geany_functions->p_stash->stash_group_free_settings
 #define symbols_get_context_separator \
 	geany_functions->p_symbols->symbols_get_context_separator
 #define build_activate_menu_item \

src/plugindata.h

@@ -55,7 +55,7 @@ G_BEGIN_DECLS
  * @warning You should not test for values below 200 as previously
  * @c GEANY_API_VERSION was defined as an enum value, not a macro.
  */
-#define GEANY_API_VERSION 214
+#define GEANY_API_VERSION 215
 
 /** The Application Binary Interface (ABI) version, incremented whenever
  * existing fields in the plugin data types have to be changed or reordered.
@@ -701,6 +701,7 @@ typedef struct StashFuncs
 			const gchar *property_name, GType type);
 	void (*stash_group_display)(struct StashGroup *group, GtkWidget *owner);
 	void (*stash_group_update)(struct StashGroup *group, GtkWidget *owner);
+	void (*stash_group_free_settings)(struct StashGroup *group);
 }
 StashFuncs;
 
@@ -716,7 +717,7 @@ SymbolsFuncs;
 typedef struct BuildFuncs
 {
 	void (*build_activate_menu_item)(const GeanyBuildGroup grp, const guint cmd);
-	const gchar *(*build_get_current_menu_item)(const GeanyBuildGroup grp, const guint cmd, 
+	const gchar *(*build_get_current_menu_item)(const GeanyBuildGroup grp, const guint cmd,
 			const GeanyBuildCmdEntries field);
 	void (*build_remove_menu_item)(const GeanyBuildSource src, const GeanyBuildGroup grp,
 			const gint cmd);

src/plugins.c

@@ -346,7 +346,8 @@ static StashFuncs stash_funcs = {
 	&stash_group_add_entry,
 	&stash_group_add_widget_property,
 	&stash_group_display,
-	&stash_group_update
+	&stash_group_update,
+	&stash_group_free_settings
 };
 
 static SymbolsFuncs symbols_funcs = {

src/stash.c

@@ -335,6 +335,29 @@ StashGroup *stash_group_new(const gchar *name)
 }
 
 
+/** Frees the memory allocated for setting values in a group.
+ * Useful e.g. to avoid freeing strings individually.
+ * @note This is *not* called by stash_group_free().
+ * @param group . */
+void stash_group_free_settings(StashGroup *group)
+{
+	StashPref *entry;
+	guint i;
+
+	foreach_ptr_array(entry, i, group->entries)
+	{
+		if (entry->setting_type == G_TYPE_STRING)
+			g_free(*(gchararray *) entry->setting);
+		else if (entry->setting_type == G_TYPE_STRV)
+			g_strfreev(*(gchararray **) entry->setting);
+		else
+			continue;
+
+		*(gpointer**) entry->setting = NULL;
+	}
+}
+
+
 /** Frees a group.
  * @param group . */
 void stash_group_free(StashGroup *group)

src/stash.h

@@ -60,6 +60,8 @@ gboolean stash_group_load_from_file(StashGroup *group, const gchar *filename);
 gint stash_group_save_to_file(StashGroup *group, const gchar *filename,
 		GKeyFileFlags flags);
 
+void stash_group_free_settings(StashGroup *group);
+
 void stash_group_free(StashGroup *group);