(xyzprintf): try to do the right thing with an % at the end of the

format string


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7349 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/snprintf.c

@@ -435,6 +435,9 @@ xyzprintf (struct state *state, const char *char_format, va_list ap)
 	*arg = state->s - state->str;
 	break;
       }
+      case '\0' :
+	  --format;
+	  /* FALLTHROUGH */
       case '%' :
 	if ((*state->append_char)(state, c))
 	  return -1;