From dd73c9cfdc1d81a6b2a64d654616ef955be79a3d Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@cvs.openbsd.org>
Date: Fri, 18 Sep 2009 22:37:06 +0000
Subject: sync to 1.9.2: non-printable characters in macro names are errors;
 from joerg at netbsd dot org

---
 usr.bin/mandoc/mdoc.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'usr.bin/mandoc/mdoc.c')

diff --git a/usr.bin/mandoc/mdoc.c b/usr.bin/mandoc/mdoc.c
index 803e8143aaf..da3983aca93 100644
--- a/usr.bin/mandoc/mdoc.c
+++ b/usr.bin/mandoc/mdoc.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc.c,v 1.25 2009/08/22 21:55:06 schwarze Exp $ */
+/*	$Id: mdoc.c,v 1.26 2009/09/18 22:37:05 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -705,6 +705,12 @@ parsemacro(struct mdoc *m, int ln, char *buf)
 			break;
 		else if (' ' == buf[i])
 			break;
+
+		/* Check for invalid characters. */
+
+		if (isgraph((u_char)buf[i]))
+			continue;
+		return(mdoc_perr(m, ln, i, EPRINT));
 	}
 
 	mac[j] = 0;
-- 
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