Add an optional argument to the -sb option

This argument allow to change the character used to make blank words
visible.

1 files changed, 1 insertions, 0 deletions

diff --git a/smenu.h b/smenu.h
index 25361aa..1e1222e 100644
--- a/smenu.h
+++ b/smenu.h
@@ -230,6 +230,7 @@ struct misc_s
 {
   search_mode_t default_search_method;
   char          invalid_char_substitute;
+  char          blank_char_substitute;
   int           ignore_quotes;
 };