===================================================================
RCS file: /cvs/mandoc/mdoc_man.c,v
retrieving revision 1.82
retrieving revision 1.90
diff -u -p -r1.82 -r1.90
--- mandoc/mdoc_man.c	2015/01/23 14:21:01	1.82
+++ mandoc/mdoc_man.c	2015/04/02 22:48:17	1.90
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_man.c,v 1.82 2015/01/23 14:21:01 schwarze Exp $ */
+/*	$Id: mdoc_man.c,v 1.90 2015/04/02 22:48:17 schwarze Exp $ */
 /*
  * Copyright (c) 2011-2015 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -22,15 +22,15 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "mandoc.h"
 #include "mandoc_aux.h"
-#include "out.h"
-#include "man.h"
+#include "mandoc.h"
+#include "roff.h"
 #include "mdoc.h"
+#include "man.h"
+#include "out.h"
 #include "main.h"
 
-#define	DECL_ARGS const struct mdoc_meta *meta, \
-		  const struct mdoc_node *n
+#define	DECL_ARGS const struct mdoc_meta *meta, struct roff_node *n
 
 struct	manact {
 	int		(*cond)(DECL_ARGS); /* DON'T run actions */
@@ -108,7 +108,7 @@ static	int	  pre_sm(DECL_ARGS);
 static	int	  pre_sp(DECL_ARGS);
 static	int	  pre_sect(DECL_ARGS);
 static	int	  pre_sy(DECL_ARGS);
-static	void	  pre_syn(const struct mdoc_node *);
+static	void	  pre_syn(const struct roff_node *);
 static	int	  pre_vt(DECL_ARGS);
 static	int	  pre_ux(DECL_ARGS);
 static	int	  pre_xr(DECL_ARGS);
@@ -117,7 +117,7 @@ static	void	  print_line(const char *, int);
 static	void	  print_block(const char *, int);
 static	void	  print_offs(const char *, int);
 static	void	  print_width(const struct mdoc_bl *,
-			const struct mdoc_node *);
+			const struct roff_node *);
 static	void	  print_count(int *);
 static	void	  print_node(DECL_ARGS);
 
@@ -186,8 +186,8 @@ static	const struct manact manacts[MDOC_MAX + 1] = {
 	{ NULL, pre_bx, NULL, 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 */
-	{ cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
+	{ cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
+	{ cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Ec */
 	{ NULL, NULL, NULL, NULL, NULL }, /* Ef */
 	{ NULL, pre_em, post_font, NULL, NULL }, /* Em */
@@ -468,7 +468,7 @@ print_offs(const char *v, int keywords)
  * Set up the indentation for a list item; used from pre_it().
  */
 static void
-print_width(const struct mdoc_bl *bl, const struct mdoc_node *child)
+print_width(const struct mdoc_bl *bl, const struct roff_node *child)
 {
 	char		  buf[24];
 	struct roffsu	  su;
@@ -493,7 +493,7 @@ print_width(const struct mdoc_bl *bl, const struct mdo
 	/* XXX Rough estimation, might have multiple parts. */
 	if (bl->type == LIST_enum)
 		chsz = (bl->count > 8) + 1;
-	else if (child != NULL && child->type == MDOC_TEXT)
+	else if (child != NULL && child->type == ROFFT_TEXT)
 		chsz = strlen(child->string);
 	else
 		chsz = 0;
@@ -548,10 +548,10 @@ void
 man_mdoc(void *arg, const struct mdoc *mdoc)
 {
 	const struct mdoc_meta *meta;
-	const struct mdoc_node *n;
+	struct roff_node *n;
 
 	meta = mdoc_meta(mdoc);
-	n = mdoc_node(mdoc);
+	n = mdoc_node(mdoc)->child;
 
 	printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
 	    meta->title,
@@ -567,15 +567,18 @@ man_mdoc(void *arg, const struct mdoc *mdoc)
 		fontqueue.head = fontqueue.tail = mandoc_malloc(8);
 		*fontqueue.tail = 'R';
 	}
-	print_node(meta, n);
+	while (n != NULL) {
+		print_node(meta, n);
+		n = n->next;
+	}
 	putchar('\n');
 }
 
 static void
 print_node(DECL_ARGS)
 {
-	const struct mdoc_node	*sub;
 	const struct manact	*act;
+	struct roff_node	*sub;
 	int			 cond, do_sub;
 
 	/*
@@ -588,8 +591,9 @@ print_node(DECL_ARGS)
 	act = NULL;
 	cond = 0;
 	do_sub = 1;
+	n->flags &= ~MDOC_ENDED;
 
-	if (MDOC_TEXT == n->type) {
+	if (n->type == ROFFT_TEXT) {
 		/*
 		 * Make sure that we don't happen to start with a
 		 * control character at the start of a line.
@@ -635,7 +639,7 @@ print_node(DECL_ARGS)
 		(*act->post)(meta, n);
 
 	if (ENDBODY_NOT != n->end)
-		n->pending->flags |= MDOC_ENDED;
+		n->body->flags |= MDOC_ENDED;
 
 	if (ENDBODY_NOSPACE == n->end)
 		outflags &= ~(MMAN_spc | MMAN_nl);
@@ -645,14 +649,14 @@ static int
 cond_head(DECL_ARGS)
 {
 
-	return(MDOC_HEAD == n->type);
+	return(n->type == ROFFT_HEAD);
 }
 
 static int
 cond_body(DECL_ARGS)
 {
 
-	return(MDOC_BODY == n->type);
+	return(n->type == ROFFT_BODY);
 }
 
 static int
@@ -775,7 +779,7 @@ static int
 pre_sect(DECL_ARGS)
 {
 
-	if (MDOC_HEAD == n->type) {
+	if (n->type == ROFFT_HEAD) {
 		outflags |= MMAN_sp;
 		print_block(manacts[n->tok].prefix, 0);
 		print_word("");
@@ -792,7 +796,7 @@ static void
 post_sect(DECL_ARGS)
 {
 
-	if (MDOC_HEAD != n->type)
+	if (n->type != ROFFT_HEAD)
 		return;
 	outflags &= ~MMAN_spc;
 	print_word("");
@@ -804,7 +808,7 @@ post_sect(DECL_ARGS)
 
 /* See mdoc_term.c, synopsis_pre() for comments. */
 static void
-pre_syn(const struct mdoc_node *n)
+pre_syn(const struct roff_node *n)
 {
 
 	if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
@@ -929,9 +933,9 @@ pre_bf(DECL_ARGS)
 {
 
 	switch (n->type) {
-	case MDOC_BLOCK:
+	case ROFFT_BLOCK:
 		return(1);
-	case MDOC_BODY:
+	case ROFFT_BODY:
 		break;
 	default:
 		return(0);
@@ -954,7 +958,7 @@ static void
 post_bf(DECL_ARGS)
 {
 
-	if (MDOC_BODY == n->type)
+	if (n->type == ROFFT_BODY)
 		font_pop();
 }
 
@@ -963,9 +967,9 @@ pre_bk(DECL_ARGS)
 {
 
 	switch (n->type) {
-	case MDOC_BLOCK:
+	case ROFFT_BLOCK:
 		return(1);
-	case MDOC_BODY:
+	case ROFFT_BODY:
 		outflags |= MMAN_Bk;
 		return(1);
 	default:
@@ -977,7 +981,7 @@ static void
 post_bk(DECL_ARGS)
 {
 
-	if (MDOC_BODY == n->type)
+	if (n->type == ROFFT_BODY)
 		outflags &= ~MMAN_Bk;
 }
 
@@ -1006,10 +1010,12 @@ pre_bl(DECL_ARGS)
 		return(1);
 	}
 
-	print_line(".TS", MMAN_nl);
-	for (icol = 0; icol < n->norm->Bl.ncols; icol++)
-		print_word("l");
-	print_word(".");
+	if (n->nchild) {
+		print_line(".TS", MMAN_nl);
+		for (icol = 0; icol < n->norm->Bl.ncols; icol++)
+			print_word("l");
+		print_word(".");
+	}
 	outflags |= MMAN_nl;
 	return(1);
 }
@@ -1020,7 +1026,8 @@ post_bl(DECL_ARGS)
 
 	switch (n->norm->Bl.type) {
 	case LIST_column:
-		print_line(".TE", 0);
+		if (n->nchild)
+			print_line(".TE", 0);
 		break;
 	case LIST_enum:
 		n->norm->Bl.count = 0;
@@ -1131,16 +1138,37 @@ static int
 pre_eo(DECL_ARGS)
 {
 
-	outflags &= ~(MMAN_spc | MMAN_nl);
+	if (n->end == ENDBODY_NOT &&
+	    n->parent->head->child == NULL &&
+	    n->child != NULL &&
+	    n->child->end != ENDBODY_NOT)
+		print_word("\\&");
+	else if (n->end != ENDBODY_NOT ? n->child != NULL :
+	    n->parent->head->child != NULL && (n->child != NULL ||
+	    (n->parent->tail != NULL && n->parent->tail->child != NULL)))
+		outflags &= ~(MMAN_spc | MMAN_nl);
 	return(1);
 }
 
 static void
 post_eo(DECL_ARGS)
 {
+	int	 body, tail;
 
-	if (n->end != ENDBODY_SPACE)
+	if (n->end != ENDBODY_NOT) {
+		outflags |= MMAN_spc;
+		return;
+	}
+
+	body = n->child != NULL || n->parent->head->child != NULL;
+	tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
+
+	if (body && tail)
 		outflags &= ~MMAN_spc;
+	else if ( ! (body || tail))
+		print_word("\\&");
+	else if ( ! tail)
+		outflags |= MMAN_spc;
 }
 
 static int
@@ -1208,7 +1236,7 @@ post_fl(DECL_ARGS)
 	font_pop();
 	if ( ! (n->nchild ||
 	    n->next == NULL ||
-	    n->next->type == MDOC_TEXT ||
+	    n->next->type == ROFFT_TEXT ||
 	    n->next->flags & MDOC_LINE))
 		outflags &= ~MMAN_spc;
 }
@@ -1255,16 +1283,18 @@ pre_fo(DECL_ARGS)
 {
 
 	switch (n->type) {
-	case MDOC_BLOCK:
+	case ROFFT_BLOCK:
 		pre_syn(n);
 		break;
-	case MDOC_HEAD:
+	case ROFFT_HEAD:
+		if (n->child == NULL)
+			return(0);
 		if (MDOC_SYNPRETTY & n->flags)
 			print_block(".HP 4n", MMAN_nl);
 		font_push('B');
 		break;
-	case MDOC_BODY:
-		outflags &= ~MMAN_spc;
+	case ROFFT_BODY:
+		outflags &= ~(MMAN_spc | MMAN_nl);
 		print_word("(");
 		outflags &= ~MMAN_spc;
 		break;
@@ -1279,10 +1309,11 @@ post_fo(DECL_ARGS)
 {
 
 	switch (n->type) {
-	case MDOC_HEAD:
-		font_pop();
+	case ROFFT_HEAD:
+		if (n->child != NULL)
+			font_pop();
 		break;
-	case MDOC_BODY:
+	case ROFFT_BODY:
 		post_fn(meta, n);
 		break;
 	default:
@@ -1335,10 +1366,10 @@ post_in(DECL_ARGS)
 static int
 pre_it(DECL_ARGS)
 {
-	const struct mdoc_node *bln;
+	const struct roff_node *bln;
 
 	switch (n->type) {
-	case MDOC_HEAD:
+	case ROFFT_HEAD:
 		outflags |= MMAN_PP | MMAN_nl;
 		bln = n->parent->parent;
 		if (0 == bln->norm->Bl.comp ||
@@ -1432,12 +1463,12 @@ mid_it(void)
 static void
 post_it(DECL_ARGS)
 {
-	const struct mdoc_node *bln;
+	const struct roff_node *bln;
 
 	bln = n->parent->parent;
 
 	switch (n->type) {
-	case MDOC_HEAD:
+	case ROFFT_HEAD:
 		switch (bln->norm->Bl.type) {
 		case LIST_diag:
 			outflags &= ~MMAN_spc;
@@ -1450,7 +1481,7 @@ post_it(DECL_ARGS)
 			break;
 		}
 		break;
-	case MDOC_BODY:
+	case ROFFT_BODY:
 		switch (bln->norm->Bl.type) {
 		case LIST_bullet:
 			/* FALLTHROUGH */
@@ -1502,7 +1533,7 @@ post_lb(DECL_ARGS)
 static int
 pre_lk(DECL_ARGS)
 {
-	const struct mdoc_node *link, *descr;
+	const struct roff_node *link, *descr;
 
 	if (NULL == (link = n->child))
 		return(0);
@@ -1544,16 +1575,16 @@ pre_nm(DECL_ARGS)
 {
 	char	*name;
 
-	if (MDOC_BLOCK == n->type) {
+	if (n->type == ROFFT_BLOCK) {
 		outflags |= MMAN_Bk;
 		pre_syn(n);
 	}
-	if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
+	if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
 		return(1);
 	name = n->child ? n->child->string : meta->name;
 	if (NULL == name)
 		return(0);
-	if (MDOC_HEAD == n->type) {
+	if (n->type == ROFFT_HEAD) {
 		if (NULL == n->parent->prev)
 			outflags |= MMAN_sp;
 		print_block(".HP", 0);
@@ -1571,12 +1602,12 @@ post_nm(DECL_ARGS)
 {
 
 	switch (n->type) {
-	case MDOC_BLOCK:
+	case ROFFT_BLOCK:
 		outflags &= ~MMAN_Bk;
 		break;
-	case MDOC_HEAD:
+	case ROFFT_HEAD:
 		/* FALLTHROUGH */
-	case MDOC_ELEM:
+	case ROFFT_ELEM:
 		if (n->child != NULL || meta->name != NULL)
 			font_pop();
 		break;
@@ -1740,10 +1771,10 @@ pre_vt(DECL_ARGS)
 
 	if (MDOC_SYNPRETTY & n->flags) {
 		switch (n->type) {
-		case MDOC_BLOCK:
+		case ROFFT_BLOCK:
 			pre_syn(n);
 			return(1);
-		case MDOC_BODY:
+		case ROFFT_BODY:
 			break;
 		default:
 			return(0);
@@ -1757,7 +1788,7 @@ static void
 post_vt(DECL_ARGS)
 {
 
-	if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
+	if (n->flags & MDOC_SYNPRETTY && n->type != ROFFT_BODY)
 		return;
 	font_pop();
 }