From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from krisdoz.my.domain (schwarze@localhost [127.0.0.1])
	by krisdoz.my.domain (8.14.5/8.14.5) with ESMTP id s9EII6Be002215
	for <source@mdocml.bsd.lv>; Tue, 14 Oct 2014 14:18:06 -0400 (EDT)
Received: (from schwarze@localhost)
	by krisdoz.my.domain (8.14.5/8.14.3/Submit) id s9EII5fB006949;
	Tue, 14 Oct 2014 14:18:05 -0400 (EDT)
Date: Tue, 14 Oct 2014 14:18:05 -0400 (EDT)
Message-Id: <201410141818.s9EII5fB006949@krisdoz.my.domain>
X-Mailinglist: mdocml-source
Reply-To: source@mdocml.bsd.lv
MIME-Version: 1.0
From: schwarze@mdocml.bsd.lv
To: source@mdocml.bsd.lv
Subject: mdocml: even if a table has zero columns, do not segfault in the 
X-Mailer: activitymail 1.26, http://search.cpan.org/dist/activitymail/
Content-Type: text/plain; charset=utf-8

Log Message:
-----------
even if a table has zero columns, do not segfault in the formatter;
bug reported by bentley@

Modified Files:
--------------
    mdocml:
        out.c
        tbl_term.c

Revision Data
-------------
Index: out.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/out.c,v
retrieving revision 1.52
retrieving revision 1.53
diff -Lout.c -Lout.c -u -p -r1.52 -r1.53
--- out.c
+++ out.c
@@ -158,7 +158,7 @@ tblcalc(struct rofftbl *tbl, const struc
 	tbl->cols = mandoc_calloc((size_t)sp->opts->cols,
 	    sizeof(struct roffcol));
 
-	for (maxcol = 0; sp; sp = sp->next) {
+	for (maxcol = -1; sp; sp = sp->next) {
 		if (TBL_SPAN_DATA != sp->pos)
 			continue;
 		spans = 1;
Index: tbl_term.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/tbl_term.c,v
retrieving revision 1.30
retrieving revision 1.31
diff -Ltbl_term.c -Ltbl_term.c -u -p -r1.30 -r1.31
--- tbl_term.c
+++ tbl_term.c
@@ -107,7 +107,7 @@ term_tbl(struct termp *tp, const struct 
 	/* Vertical frame at the start of each row. */
 
 	if ((TBL_OPT_BOX | TBL_OPT_DBOX) & sp->opts->opts ||
-	    sp->head->vert)
+	    (sp->head != NULL && sp->head->vert))
 		term_word(tp, TBL_SPAN_HORIZ == sp->pos ||
 		    TBL_SPAN_DHORIZ == sp->pos ? "+" : "|");
 
--
 To unsubscribe send an email to source+unsubscribe@mdocml.bsd.lv