[gimp] libgimpconfig: serialize empty value arrays as (property-name 0)

[Michael Natterer <mitch src gnome org>]

commit b63fed76eb6dbd92642e5e2c27cca55fda3555dd
Author: Michael Natterer <mitch gimp org>
Date:   Wed Sep 14 00:56:17 2016 +0200

    libgimpconfig: serialize empty value arrays as (property-name 0)
    
    not (property-name NULL), which means nothing to the parser.
    A "0" simply means an array with zero values.

 libgimpconfig/gimpconfig-serialize.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgimpconfig/gimpconfig-serialize.c b/libgimpconfig/gimpconfig-serialize.c
index 56bf3c1..24aa952 100644
--- a/libgimpconfig/gimpconfig-serialize.c
+++ b/libgimpconfig/gimpconfig-serialize.c
@@ -479,7 +479,7 @@ gimp_config_serialize_value (const GValue *value,
         }
       else
         {
-          g_string_append (str, "NULL");
+          g_string_append (str, "0");
         }
 
       return TRUE;