[src/trunk]: src/usr.sbin/makemandb If you cannot parse .SH NAME, like in the...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/cf9d59f5f59d
branches:  trunk
changeset: 782608:cf9d59f5f59d
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Nov 08 19:17:54 2012 +0000

description:
If you cannot parse .SH NAME, like in the case of the ksh93 man page
where the .SH is followed by a conditional:

.SH NAME
.if \nZ=0 \{\
text text text
.\}

at least don't core-dump.

diffstat:

 usr.sbin/makemandb/makemandb.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r b228df2591ed -r cf9d59f5f59d usr.sbin/makemandb/makemandb.c
--- a/usr.sbin/makemandb/makemandb.c    Thu Nov 08 18:30:21 2012 +0000
+++ b/usr.sbin/makemandb/makemandb.c    Thu Nov 08 19:17:54 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: makemandb.c,v 1.15 2012/10/06 15:33:59 wiz Exp $       */
+/*     $NetBSD: makemandb.c,v 1.16 2012/11/08 19:17:54 christos Exp $  */
 /*
  * Copyright (c) 2011 Abhinav Upadhyay <er.abhinav.upadhyay%gmail.com@localhost>
  * Copyright (c) 2011 Kristaps Dzonsons <kristaps%bsd.lv@localhost>
@@ -17,7 +17,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: makemandb.c,v 1.15 2012/10/06 15:33:59 wiz Exp $");
+__RCSID("$NetBSD: makemandb.c,v 1.16 2012/11/08 19:17:54 christos Exp $");
 
 #include <sys/stat.h>
 #include <sys/types.h>
@@ -1277,6 +1277,8 @@
                pman_parse_name(n, rec);
 
                name_desc = rec->name_desc;
+               if (name_desc == NULL)
+                       return;
 
                /* Remove any leading spaces. */
                while (name_desc[0] == ' ')