[gjs] Use g_boxed methods for GValue copying/freeing

[Lucas Almeida Rocha <lucasr src gnome org>]

commit be57f36555bd41357293905d0263da69bb513b17
Author: Dan Winship <danw gnome org>
Date:   Mon Jun 29 17:34:32 2009 -0400

    Use g_boxed methods for GValue copying/freeing
    
    Fixes memory management of GValue* return values.
    
    http://bugzilla.gnome.org/show_bug.cgi?id=587369

 gi/arg.c |   15 ++++++---------
 1 files changed, 6 insertions(+), 9 deletions(-)
---
diff --git a/gi/arg.c b/gi/arg.c
index 748708e..7772392 100644
--- a/gi/arg.c
+++ b/gi/arg.c
@@ -782,17 +782,16 @@ gjs_value_to_g_argument(JSContext      *context,
                                   "gtype of INTERFACE is %s", g_type_name(gtype));
 
             if (gtype == G_TYPE_VALUE) {
-                GValue *gvalue;
+                GValue gvalue = { 0, };
 
-                gvalue = g_slice_new0(GValue);
-                if (!gjs_value_to_g_value(context, value, gvalue)) {
-                    g_slice_free(GValue, gvalue);
+                if (gjs_value_to_g_value(context, value, &gvalue)) {
+                    arg->v_pointer = g_boxed_copy (G_TYPE_VALUE, &gvalue);
+                    g_value_unset (&gvalue);
+                } else {
                     arg->v_pointer = NULL;
                     wrong = TRUE;
                 }
 
-                arg->v_pointer = gvalue;
-
             } else if (JSVAL_IS_NULL(value) &&
                        interface_type != GI_INFO_TYPE_ENUM &&
                        interface_type != GI_INFO_TYPE_FLAGS) {
@@ -1707,9 +1706,7 @@ gjs_g_arg_release_internal(JSContext  *context,
                 g_closure_unref(arg->v_pointer);
             } else if (g_type_is_a(gtype, G_TYPE_VALUE)) {
                 /* G_TYPE_VALUE is-a G_TYPE_BOXED, but we special case it */
-                GValue *value = arg->v_pointer;
-                g_value_unset(value);
-                g_slice_free(GValue, value);
+                g_boxed_free(gtype, arg->v_pointer);
             } else if (g_type_is_a(gtype, G_TYPE_BOXED)) {
                 if (transfer != TRANSFER_IN_NOTHING)
                     g_boxed_free(gtype, arg->v_pointer);