===================================================================
RCS file: /cvs/mandoc/mandoc_msg.c,v
retrieving revision 1.7
retrieving revision 1.10
diff -u -p -r1.7 -r1.10
--- mandoc/mandoc_msg.c	2019/07/10 19:39:01	1.7
+++ mandoc/mandoc_msg.c	2020/01/19 18:02:00	1.10
@@ -1,7 +1,7 @@
-/*	$Id: mandoc_msg.c,v 1.7 2019/07/10 19:39:01 schwarze Exp $ */
+/*	$Id: mandoc_msg.c,v 1.10 2020/01/19 18:02:00 schwarze Exp $ */
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2014-2019 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2014-2020 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -83,7 +83,7 @@ static	const char *const type_message[MANDOCERR_MAX] =
 	"missing manual title, using \"\"",
 	"missing manual section, using \"\"",
 	"unknown manual section",
-	"missing date, using today's date",
+	"missing date, using \"\"",
 	"cannot parse date, using it verbatim",
 	"date in the future, using it anyway",
 	"missing Os macro, using \"\"",
@@ -223,6 +223,7 @@ static	const char *const type_message[MANDOCERR_MAX] =
 	"excessive shift",
 	"NOT IMPLEMENTED: .so with absolute path or \"..\"",
 	".so request failed",
+	"skipping tag containing whitespace",
 	"skipping all arguments",
 	"skipping excess arguments",
 	"divide by zero",
@@ -354,4 +355,13 @@ mandoc_msg(enum mandocerr t, int line, int col, const 
 		va_end(ap);
 	}
 	fputc('\n', fileptr);
+}
+
+void
+mandoc_msg_summary(void)
+{
+	if (fileptr != NULL && rc != MANDOCLEVEL_OK)
+		fprintf(fileptr,
+		    "%s: see above the output for %s messages\n",
+		    getprogname(), level_name[rc]);
 }