1 files changed, 4 insertions, 0 deletions

diff --git a/lib/output.h b/lib/output.h
index c63c8e3f..f5011268 100644
--- a/lib/output.h
+++ b/lib/output.h
@@ -70,6 +70,10 @@ struct mp_check {
 
         // the evaluation_functions computes the state of check
         mp_state_enum (*evaluation_function)(mp_check);
+
+        // override for the default output format
+        char *(*default_output_override)(void *);
+        void *default_output_override_content;
 };
 
 mp_check mp_check_init(void);