mandoc: Oops, i forgot to adjust this file to the changes in roff.h rev.

mandoc: Oops, i forgot to adjust this file to the changes in roff.h rev.

[schwarze]

Log Message:
-----------
Oops, i forgot to adjust this file to the changes in roff.h rev. 1.67.
Provide a handler for the new .nf and .fi roff(7) request nodes,
avoiding a potential crash, and correctly restore the former fill
more at .Ed even when there was .nf or .fi inside the block.

Modified Files:
--------------
    mandoc:
        mdoc_man.c

Revision Data
-------------
Index: mdoc_man.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/mdoc_man.c,v
retrieving revision 1.131
retrieving revision 1.132
diff -Lmdoc_man.c -Lmdoc_man.c -u -p -r1.131 -r1.132
--- mdoc_man.c
+++ mdoc_man.c
@@ -1,6 +1,6 @@
 /*	$Id$ */
 /*
- * Copyright (c) 2011-2018 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2011-2019 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -104,6 +104,7 @@ static	int	  pre_lk(DECL_ARGS);
 static	int	  pre_li(DECL_ARGS);
 static	int	  pre_nm(DECL_ARGS);
 static	int	  pre_no(DECL_ARGS);
+static	void	  pre_noarg(DECL_ARGS);
 static	int	  pre_ns(DECL_ARGS);
 static	void	  pre_onearg(DECL_ARGS);
 static	int	  pre_pp(DECL_ARGS);
@@ -128,9 +129,11 @@ static	void	  print_node(DECL_ARGS);
 static const void_fp roff_man_acts[ROFF_MAX] = {
 	pre_br,		/* br */
 	pre_onearg,	/* ce */
+	pre_noarg,	/* fi */
 	pre_ft,		/* ft */
 	pre_onearg,	/* ll */
 	pre_onearg,	/* mc */
+	pre_noarg,	/* nf */
 	pre_onearg,	/* po */
 	pre_onearg,	/* rj */
 	pre_sp,		/* sp */
@@ -936,7 +939,6 @@ post_aq(DECL_ARGS)
 static int
 pre_bd(DECL_ARGS)
 {
-
 	outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
 
 	if (DISP_unfilled == n->norm->Bd.type ||
@@ -951,12 +953,27 @@ pre_bd(DECL_ARGS)
 static void
 post_bd(DECL_ARGS)
 {
+	enum roff_tok	 bef, now;
 
 	/* Close out this display. */
 	print_line(".RE", MMAN_nl);
-	if (DISP_unfilled == n->norm->Bd.type ||
-	    DISP_literal  == n->norm->Bd.type)
-		print_line(".fi", MMAN_nl);
+	bef = n->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi;
+	if (n->last == NULL)
+		now = n->norm->Bd.type == DISP_unfilled ||
+		    n->norm->Bd.type == DISP_literal ? ROFF_nf : ROFF_fi;
+	else if (n->last->tok == ROFF_nf)
+		now = ROFF_nf;
+	else if (n->last->tok == ROFF_fi)
+		now = ROFF_fi;
+	else
+		now = n->last->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi;
+	if (bef != now) {
+		outflags |= MMAN_nl;
+		print_word(".");
+		outflags &= ~MMAN_spc;
+		print_word(roff_name[bef]);
+		outflags |= MMAN_nl;
+	}
 
 	/* Maybe we are inside an enclosing list? */
 	if (NULL != n->parent->next)
@@ -1607,7 +1624,6 @@ pre_onearg(DECL_ARGS)
 static int
 pre_li(DECL_ARGS)
 {
-
 	font_push('R');
 	return 1;
 }
@@ -1640,7 +1656,6 @@ pre_nm(DECL_ARGS)
 static void
 post_nm(DECL_ARGS)
 {
-
 	switch (n->type) {
 	case ROFFT_BLOCK:
 		outflags &= ~MMAN_Bk;
@@ -1658,15 +1673,23 @@ post_nm(DECL_ARGS)
 static int
 pre_no(DECL_ARGS)
 {
-
 	outflags |= MMAN_spc_force;
 	return 1;
 }
 
+static void
+pre_noarg(DECL_ARGS)
+{
+	outflags |= MMAN_nl;
+	print_word(".");
+	outflags &= ~MMAN_spc;
+	print_word(roff_name[n->tok]);
+	outflags |= MMAN_nl;
+}
+
 static int
 pre_ns(DECL_ARGS)
 {
-
 	outflags &= ~MMAN_spc;
 	return 0;
 }
--
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