From 4ad53635f5202474c55af90f70bba0ade18962cb Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Tue, 23 Dec 2014 13:48:57 +0000
Subject: support negative horizontal widths in man(7); minus twenty lines of
 code in spite of enhanced functionality

---
 mdoc_html.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'mdoc_html.c')

diff --git a/mdoc_html.c b/mdoc_html.c
index 402ee1ad..885565e3 100644
--- a/mdoc_html.c
+++ b/mdoc_html.c
@@ -282,7 +282,8 @@ a2width(const char *p, struct roffsu *su)
 	if (a2roffsu(p, su, SCALE_MAX) < 2) {
 		su->unit = SCALE_EN;
 		su->scale = html_strlen(p);
-	}
+	} else if (su->scale < 0.0)
+		su->scale = 0.0;
 }
 
 /*
@@ -1566,9 +1567,12 @@ mdoc_sp_pre(MDOC_ARGS)
 	SCALE_VS_INIT(&su, 1);
 
 	if (MDOC_sp == n->tok) {
-		if (NULL != (n = n->child))
+		if (NULL != (n = n->child)) {
 			if ( ! a2roffsu(n->string, &su, SCALE_VS))
 				su.scale = 1.0;
+			else if (su.scale < 0.0)
+				su.scale = 0.0;
+		}
 	} else
 		su.scale = 0.0;
 
-- 
cgit