1 files changed, 38 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/blender.c b/source/blender/blenkernel/intern/blender.c
index f661f18fbc0..ceb641073e0 100644
--- a/source/blender/blenkernel/intern/blender.c
+++ b/source/blender/blenkernel/intern/blender.c
@@ -238,6 +238,44 @@ void BKE_blender_userdef_refresh(void)
 
 }
 
+/**
+ * Write U from userdef.
+ * This function defines which settings a template will override for the user preferences.
+ */
+void BKE_blender_userdef_set_app_template(UserDef *userdef)
+{
+	/* TODO:
+	 * - keymaps
+	 * - various minor settings (add as needed).
+	 */
+
+#define LIST_OVERRIDE(id) { \
+	BLI_freelistN(&U.id); \
+	BLI_movelisttolist(&U.id, &userdef->id); \
+} ((void)0)
+
+#define MEMCPY_OVERRIDE(id) \
+	memcpy(U.id, userdef->id, sizeof(U.id));
+
+	/* for some types we need custom free functions */
+	userdef_free_addons(&U);
+	userdef_free_keymaps(&U);
+
+	LIST_OVERRIDE(uistyles);
+	LIST_OVERRIDE(uifonts);
+	LIST_OVERRIDE(themes);
+	LIST_OVERRIDE(addons);
+	LIST_OVERRIDE(user_keymaps);
+
+	MEMCPY_OVERRIDE(light);
+
+	MEMCPY_OVERRIDE(font_path_ui);
+	MEMCPY_OVERRIDE(font_path_ui_mono);
+
+#undef LIST_OVERRIDE
+#undef MEMCPY_OVERRIDE
+}
+
 /* *****************  testing for break ************* */
 
 static void (*blender_test_break_cb)(void) = NULL;