From d1008ef735ba0cceb18ab8b96c6a029d71ac93da Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Sat, 10 Jun 2017 01:28:33 +0000
Subject: do not break the line between Bsx/Bx/Fx/Nx/Ox/Dx and its arguments

---
 mdoc_man.c | 29 +++++++++++++++++++----------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/mdoc_man.c b/mdoc_man.c
index 230b3685..cd4acb63 100644
--- a/mdoc_man.c
+++ b/mdoc_man.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_man.c,v 1.119 2017/06/08 12:54:58 schwarze Exp $ */
+/*	$Id: mdoc_man.c,v 1.120 2017/06/10 01:28:33 schwarze Exp $ */
 /*
  * Copyright (c) 2011-2017 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -196,8 +196,8 @@ static	const struct manact __manacts[MDOC_MAX - MDOC_Dd] = {
 	{ NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
 	{ cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
 	{ cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Bsx */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Bx */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Bsx */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Bx */
 	{ NULL, pre_skip, NULL, NULL, NULL }, /* Db */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Dc */
 	{ cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
@@ -206,12 +206,12 @@ static	const struct manact __manacts[MDOC_MAX - MDOC_Dd] = {
 	{ NULL, NULL, NULL, NULL, NULL }, /* Ef */
 	{ NULL, pre_em, post_font, NULL, NULL }, /* Em */
 	{ cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Fx */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Fx */
 	{ NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
 	{ NULL, pre_no, NULL, NULL, NULL }, /* No */
 	{ NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Nx */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Ox */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Nx */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Ox */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Pc */
 	{ NULL, NULL, post_pf, NULL, NULL }, /* Pf */
 	{ cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
@@ -252,7 +252,7 @@ static	const struct manact __manacts[MDOC_MAX - MDOC_Dd] = {
 	{ NULL, NULL, post_percent, NULL, NULL }, /* %C */
 	{ NULL, pre_skip, NULL, NULL, NULL }, /* Es */
 	{ cond_body, pre_en, post_en, NULL, NULL }, /* En */
-	{ NULL, NULL, NULL, NULL, NULL }, /* Dx */
+	{ NULL, pre_bk, post_bk, NULL, NULL }, /* Dx */
 	{ NULL, NULL, post_percent, NULL, NULL }, /* %Q */
 	{ NULL, NULL, post_percent, NULL, NULL }, /* %U */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Ta */
@@ -990,11 +990,11 @@ post_bf(DECL_ARGS)
 static int
 pre_bk(DECL_ARGS)
 {
-
 	switch (n->type) {
 	case ROFFT_BLOCK:
 		return 1;
 	case ROFFT_BODY:
+	case ROFFT_ELEM:
 		outflags |= MMAN_Bk;
 		return 1;
 	default:
@@ -1005,9 +1005,18 @@ pre_bk(DECL_ARGS)
 static void
 post_bk(DECL_ARGS)
 {
-
-	if (n->type == ROFFT_BODY)
+	switch (n->type) {
+	case ROFFT_ELEM:
+		while ((n = n->parent) != NULL)
+			 if (n->tok == MDOC_Bk)
+				return;
+		/* FALLTHROUGH */
+	case ROFFT_BODY:
 		outflags &= ~MMAN_Bk;
+		break;
+	default:
+		break;
+	}
 }
 
 static int
-- 
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