1 files changed, 23 insertions, 13 deletions

diff --git a/source/blender/windowmanager/intern/wm_files.c b/source/blender/windowmanager/intern/wm_files.c
index 32bf3a9856f..cf02709f051 100644
--- a/source/blender/windowmanager/intern/wm_files.c
+++ b/source/blender/windowmanager/intern/wm_files.c
@@ -1882,6 +1882,7 @@ static int wm_homefile_read_exec(bContext *C, wmOperator *op)
   PropertyRNA *prop_app_template = RNA_struct_find_property(op->ptr, "app_template");
   const bool use_splash = !use_factory_settings && RNA_boolean_get(op->ptr, "use_splash");
   const bool use_empty_data = RNA_boolean_get(op->ptr, "use_empty");
+  const bool use_temporary_preferences = RNA_boolean_get(op->ptr, "use_temporary_preferences");
 
   if (prop_app_template && RNA_property_is_set(op->ptr, prop_app_template)) {
     RNA_property_string_get(op->ptr, prop_app_template, app_template_buf);
@@ -1912,6 +1913,8 @@ static int wm_homefile_read_exec(bContext *C, wmOperator *op)
   if (use_splash) {
     WM_init_splash(C);
   }
+  SET_FLAG_FROM_TEST(G.f, use_temporary_preferences, G_FLAG_USERPREF_NO_SAVE_ON_EXIT);
+
   return OPERATOR_FINISHED;
 }
 
@@ -1926,6 +1929,24 @@ static int wm_homefile_read_invoke(bContext *C, wmOperator *op, const wmEvent *U
   }
 }
 
+static void read_homefile_props(wmOperatorType *ot)
+{
+  PropertyRNA *prop;
+
+  prop = RNA_def_string(ot->srna, "app_template", "Template", sizeof(U.app_template), "", "");
+  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
+
+  prop = RNA_def_boolean(ot->srna, "use_empty", false, "Empty", "");
+  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
+
+  prop = RNA_def_boolean(ot->srna,
+                         "use_temporary_preferences",
+                         false,
+                         "Temporary Preferences",
+                         "Don't save preferences on exit");
+  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
+}
+
 void WM_OT_read_homefile(wmOperatorType *ot)
 {
   PropertyRNA *prop;
@@ -1945,23 +1966,17 @@ void WM_OT_read_homefile(wmOperatorType *ot)
       ot->srna, "load_ui", true, "Load UI", "Load user interface setup from the .blend file");
   RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
 
-  prop = RNA_def_boolean(ot->srna, "use_empty", false, "Empty", "");
-  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
-
   /* So the splash can be kept open after loading a file (for templates). */
   prop = RNA_def_boolean(ot->srna, "use_splash", false, "Splash", "");
   RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
 
-  prop = RNA_def_string(ot->srna, "app_template", "Template", sizeof(U.app_template), "", "");
-  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
+  read_homefile_props(ot);
 
   /* omit poll to run in background mode */
 }
 
 void WM_OT_read_factory_settings(wmOperatorType *ot)
 {
-  PropertyRNA *prop;
-
   ot->name = "Load Factory Settings";
   ot->idname = "WM_OT_read_factory_settings";
   ot->description = "Load default file and preferences";
@@ -1969,12 +1984,7 @@ void WM_OT_read_factory_settings(wmOperatorType *ot)
   ot->invoke = WM_operator_confirm;
   ot->exec = wm_homefile_read_exec;
 
-  prop = RNA_def_string(ot->srna, "app_template", "Template", sizeof(U.app_template), "", "");
-  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
-
-  prop = RNA_def_boolean(ot->srna, "use_empty", false, "Empty", "");
-  RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
-
+  read_homefile_props(ot);
   /* omit poll to run in background mode */
 }