===================================================================
RCS file: /cvs/mandoc/mdoc_term.c,v
retrieving revision 1.209
retrieving revision 1.254
diff -u -p -r1.209 -r1.254
--- mandoc/mdoc_term.c	2011/01/12 10:43:22	1.209
+++ mandoc/mdoc_term.c	2013/12/24 23:04:36	1.254
@@ -1,7 +1,7 @@
-/*	$Id: mdoc_term.c,v 1.209 2011/01/12 10:43:22 kristaps Exp $ */
+/*	$Id: mdoc_term.c,v 1.254 2013/12/24 23:04:36 schwarze Exp $ */
 /*
- * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010, 2012, 2013 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
@@ -32,12 +32,8 @@
 #include "out.h"
 #include "term.h"
 #include "mdoc.h"
-#include "chars.h"
 #include "main.h"
 
-#define	INDENT		  5
-#define	HALFINDENT	  3
-
 struct	termpair {
 	struct termpair	 *ppair;
 	int		  count;
@@ -45,8 +41,8 @@ struct	termpair {
 
 #define	DECL_ARGS struct termp *p, \
 		  struct termpair *pair, \
-	  	  const struct mdoc_meta *m, \
-		  const struct mdoc_node *n
+	  	  const struct mdoc_meta *meta, \
+		  struct mdoc_node *n
 
 struct	termact {
 	int	(*pre)(DECL_ARGS);
@@ -73,8 +69,7 @@ static	void	  termp_an_post(DECL_ARGS);
 static	void	  termp_bd_post(DECL_ARGS);
 static	void	  termp_bk_post(DECL_ARGS);
 static	void	  termp_bl_post(DECL_ARGS);
-static	void	  termp_bx_post(DECL_ARGS);
-static	void	  termp_d1_post(DECL_ARGS);
+static	void	  termp_fd_post(DECL_ARGS);
 static	void	  termp_fo_post(DECL_ARGS);
 static	void	  termp_in_post(DECL_ARGS);
 static	void	  termp_it_post(DECL_ARGS);
@@ -95,6 +90,7 @@ static	int	  termp_bk_pre(DECL_ARGS);
 static	int	  termp_bl_pre(DECL_ARGS);
 static	int	  termp_bold_pre(DECL_ARGS);
 static	int	  termp_bt_pre(DECL_ARGS);
+static	int	  termp_bx_pre(DECL_ARGS);
 static	int	  termp_cd_pre(DECL_ARGS);
 static	int	  termp_d1_pre(DECL_ARGS);
 static	int	  termp_ex_pre(DECL_ARGS);
@@ -104,7 +100,6 @@ static	int	  termp_fl_pre(DECL_ARGS);
 static	int	  termp_fn_pre(DECL_ARGS);
 static	int	  termp_fo_pre(DECL_ARGS);
 static	int	  termp_ft_pre(DECL_ARGS);
-static	int	  termp_igndelim_pre(DECL_ARGS);
 static	int	  termp_in_pre(DECL_ARGS);
 static	int	  termp_it_pre(DECL_ARGS);
 static	int	  termp_li_pre(DECL_ARGS);
@@ -133,8 +128,8 @@ static	const struct termact termacts[MDOC_MAX] = {
 	{ termp_sh_pre, termp_sh_post }, /* Sh */
 	{ termp_ss_pre, termp_ss_post }, /* Ss */ 
 	{ termp_sp_pre, NULL }, /* Pp */ 
-	{ termp_d1_pre, termp_d1_post }, /* D1 */
-	{ termp_d1_pre, termp_d1_post }, /* Dl */
+	{ termp_d1_pre, termp_bl_post }, /* D1 */
+	{ termp_d1_pre, termp_bl_post }, /* Dl */
 	{ termp_bd_pre, termp_bd_post }, /* Bd */
 	{ NULL, NULL }, /* Ed */
 	{ termp_bl_pre, termp_bl_post }, /* Bl */
@@ -150,7 +145,7 @@ static	const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ev */ 
 	{ termp_ex_pre, NULL }, /* Ex */
 	{ termp_fa_pre, NULL }, /* Fa */ 
-	{ termp_fd_pre, NULL }, /* Fd */ 
+	{ termp_fd_pre, termp_fd_post }, /* Fd */ 
 	{ termp_fl_pre, NULL }, /* Fl */
 	{ termp_fn_pre, NULL }, /* Fn */ 
 	{ termp_ft_pre, NULL }, /* Ft */ 
@@ -187,7 +182,7 @@ static	const struct termact termacts[MDOC_MAX] = {
 	{ termp_quote_pre, termp_quote_post }, /* Bo */
 	{ termp_quote_pre, termp_quote_post }, /* Bq */
 	{ termp_xx_pre, NULL }, /* Bsx */
-	{ NULL, termp_bx_post }, /* Bx */
+	{ termp_bx_pre, NULL }, /* Bx */
 	{ NULL, NULL }, /* Db */
 	{ NULL, NULL }, /* Dc */
 	{ termp_quote_pre, termp_quote_post }, /* Do */
@@ -195,15 +190,15 @@ static	const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ec */ /* FIXME: no space */
 	{ NULL, NULL }, /* Ef */
 	{ termp_under_pre, NULL }, /* Em */ 
-	{ NULL, NULL }, /* Eo */
+	{ termp_quote_pre, termp_quote_post }, /* Eo */
 	{ termp_xx_pre, NULL }, /* Fx */
 	{ termp_bold_pre, NULL }, /* Ms */
-	{ termp_igndelim_pre, NULL }, /* No */
+	{ NULL, NULL }, /* No */
 	{ termp_ns_pre, NULL }, /* Ns */
 	{ termp_xx_pre, NULL }, /* Nx */
 	{ termp_xx_pre, NULL }, /* Ox */
 	{ NULL, NULL }, /* Pc */
-	{ termp_igndelim_pre, termp_pf_post }, /* Pf */
+	{ NULL, termp_pf_post }, /* Pf */
 	{ termp_quote_pre, termp_quote_post }, /* Po */
 	{ termp_quote_pre, termp_quote_post }, /* Pq */
 	{ NULL, NULL }, /* Qc */
@@ -246,7 +241,7 @@ static	const struct termact termacts[MDOC_MAX] = {
 	{ NULL, termp____post }, /* %Q */ 
 	{ termp_sp_pre, NULL }, /* br */
 	{ termp_sp_pre, NULL }, /* sp */ 
-	{ termp_under_pre, termp____post }, /* %U */ 
+	{ NULL, termp____post }, /* %U */ 
 	{ NULL, NULL }, /* Ta */ 
 };
 
@@ -255,32 +250,28 @@ void
 terminal_mdoc(void *arg, const struct mdoc *mdoc)
 {
 	const struct mdoc_node	*n;
-	const struct mdoc_meta	*m;
+	const struct mdoc_meta	*meta;
 	struct termp		*p;
 
 	p = (struct termp *)arg;
 
+	if (0 == p->defindent)
+		p->defindent = 5;
+
 	p->overstep = 0;
 	p->maxrmargin = p->defrmargin;
 	p->tabwidth = term_len(p, 5);
 
 	if (NULL == p->symtab)
-		switch (p->enc) {
-		case (TERMENC_ASCII):
-			p->symtab = chars_init(CHARS_ASCII);
-			break;
-		default:
-			abort();
-			/* NOTREACHED */
-		}
+		p->symtab = mchars_alloc();
 
 	n = mdoc_node(mdoc);
-	m = mdoc_meta(mdoc);
+	meta = mdoc_meta(mdoc);
 
-	term_begin(p, print_mdoc_head, print_mdoc_foot, m);
+	term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
 
 	if (n->child)
-		print_mdoc_nodelist(p, NULL, m, n->child);
+		print_mdoc_nodelist(p, NULL, meta, n->child);
 
 	term_end(p);
 }
@@ -290,9 +281,9 @@ static void
 print_mdoc_nodelist(DECL_ARGS)
 {
 
-	print_mdoc_node(p, pair, m, n);
+	print_mdoc_node(p, pair, meta, n);
 	if (n->next)
-		print_mdoc_nodelist(p, pair, m, n->next);
+		print_mdoc_nodelist(p, pair, meta, n->next);
 }
 
 
@@ -301,78 +292,75 @@ static void
 print_mdoc_node(DECL_ARGS)
 {
 	int		 chld;
-	const void	*font;
 	struct termpair	 npair;
 	size_t		 offset, rmargin;
 
 	chld = 1;
 	offset = p->offset;
 	rmargin = p->rmargin;
-	font = term_fontq(p);
+	n->prev_font = term_fontq(p);
 
 	memset(&npair, 0, sizeof(struct termpair));
 	npair.ppair = pair;
-	
+
+	/*
+	 * Keeps only work until the end of a line.  If a keep was
+	 * invoked in a prior line, revert it to PREKEEP.
+	 */
+
+	if (TERMP_KEEP & p->flags) {
+		if (n->prev ? (n->prev->lastline != n->line) :
+		    (n->parent && n->parent->line != n->line)) {
+			p->flags &= ~TERMP_KEEP;
+			p->flags |= TERMP_PREKEEP;
+		}
+	}
+
+	/*
+	 * After the keep flags have been set up, we may now
+	 * produce output.  Note that some pre-handlers do so.
+	 */
+
 	switch (n->type) {
 	case (MDOC_TEXT):
 		if (' ' == *n->string && MDOC_LINE & n->flags)
 			term_newln(p);
+		if (MDOC_DELIMC & n->flags)
+			p->flags |= TERMP_NOSPACE;
 		term_word(p, n->string);
+		if (MDOC_DELIMO & n->flags)
+			p->flags |= TERMP_NOSPACE;
 		break;
+	case (MDOC_EQN):
+		term_eqn(p, n->eqn);
+		break;
 	case (MDOC_TBL):
 		term_tbl(p, n->span);
 		break;
 	default:
 		if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
 			chld = (*termacts[n->tok].pre)
-				(p, &npair, m, n);
+				(p, &npair, meta, n);
 		break;
 	}
 
-	/*
-	 * Keeps only work until the end of a line.  If a keep was
-	 * invoked in a prior line, revert it to PREKEEP.
-	 *
-	 * Also let SYNPRETTY sections behave as if they were wrapped
-	 * in a `Bk' block.
-	 */
-
-	if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
-		if (n->prev && n->prev->line != n->line) {
-			p->flags &= ~TERMP_KEEP;
-			p->flags |= TERMP_PREKEEP;
-		} else if (NULL == n->prev) {
-			if (n->parent && n->parent->line != n->line) {
-				p->flags &= ~TERMP_KEEP;
-				p->flags |= TERMP_PREKEEP;
-			}
-		}
-	}
-
-	/*
-	 * Since SYNPRETTY sections aren't "turned off" with `Ek',
-	 * we have to intuit whether we should disable formatting.
-	 */
-
-	if ( ! (MDOC_SYNPRETTY & n->flags) &&
-	    ((n->prev   && MDOC_SYNPRETTY & n->prev->flags) ||
-	     (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
-		p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
-
 	if (chld && n->child)
-		print_mdoc_nodelist(p, &npair, m, n->child);
+		print_mdoc_nodelist(p, &npair, meta, n->child);
 
-	term_fontpopq(p, font);
+	term_fontpopq(p,
+	    (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
 
 	switch (n->type) {
 	case (MDOC_TEXT):
 		break;
 	case (MDOC_TBL):
 		break;
+	case (MDOC_EQN):
+		break;
 	default:
 		if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
 			break;
-		(void)(*termacts[n->tok].post)(p, &npair, m, n);
+		(void)(*termacts[n->tok].post)(p, &npair, meta, n);
 
 		/*
 		 * Explicit end tokens not only call the post
@@ -403,10 +391,9 @@ print_mdoc_node(DECL_ARGS)
 static void
 print_mdoc_foot(struct termp *p, const void *arg)
 {
-	char		buf[DATESIZ], os[BUFSIZ];
-	const struct mdoc_meta *m;
+	const struct mdoc_meta *meta;
 
-	m = (const struct mdoc_meta *)arg;
+	meta = (const struct mdoc_meta *)arg;
 
 	term_fontrepl(p, TERMFONT_NONE);
 
@@ -418,32 +405,31 @@ print_mdoc_foot(struct termp *p, const void *arg)
 	 * SYSTEM                  DATE                    SYSTEM
 	 */
 
-	time2a(m->date, buf, DATESIZ);
-	strlcpy(os, m->os, BUFSIZ);
-
 	term_vspace(p);
 
 	p->offset = 0;
 	p->rmargin = (p->maxrmargin - 
-			term_strlen(p, buf) + term_len(p, 1)) / 2;
+			term_strlen(p, meta->date) + term_len(p, 1)) / 2;
+	p->trailspace = 1;
 	p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
 
-	term_word(p, os);
+	term_word(p, meta->os);
 	term_flushln(p);
 
 	p->offset = p->rmargin;
-	p->rmargin = p->maxrmargin - term_strlen(p, os);
-	p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+	p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
+	p->flags |= TERMP_NOSPACE;
 
-	term_word(p, buf);
+	term_word(p, meta->date);
 	term_flushln(p);
 
 	p->offset = p->rmargin;
 	p->rmargin = p->maxrmargin;
+	p->trailspace = 0;
 	p->flags &= ~TERMP_NOBREAK;
-	p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+	p->flags |= TERMP_NOSPACE;
 
-	term_word(p, os);
+	term_word(p, meta->os);
 	term_flushln(p);
 
 	p->offset = 0;
@@ -456,13 +442,11 @@ static void
 print_mdoc_head(struct termp *p, const void *arg)
 {
 	char		buf[BUFSIZ], title[BUFSIZ];
-	const struct mdoc_meta *m;
+	size_t		buflen, titlen;
+	const struct mdoc_meta *meta;
 
-	m = (const struct mdoc_meta *)arg;
+	meta = (const struct mdoc_meta *)arg;
 
-	p->rmargin = p->maxrmargin;
-	p->offset = 0;
-
 	/*
 	 * The header is strange.  It has three components, which are
 	 * really two with the first duplicated.  It goes like this:
@@ -476,43 +460,54 @@ print_mdoc_head(struct termp *p, const void *arg)
 	 * switches on the manual section.
 	 */
 
-	assert(m->vol);
-	strlcpy(buf, m->vol, BUFSIZ);
+	p->offset = 0;
+	p->rmargin = p->maxrmargin;
 
-	if (m->arch) {
+	assert(meta->vol);
+	strlcpy(buf, meta->vol, BUFSIZ);
+	buflen = term_strlen(p, buf);
+
+	if (meta->arch) {
 		strlcat(buf, " (", BUFSIZ);
-		strlcat(buf, m->arch, BUFSIZ);
+		strlcat(buf, meta->arch, BUFSIZ);
 		strlcat(buf, ")", BUFSIZ);
 	}
 
-	snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
+	snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
+	titlen = term_strlen(p, title);
 
-	p->offset = 0;
-	p->rmargin = (p->maxrmargin - 
-			term_strlen(p, buf) + term_len(p, 1)) / 2;
 	p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
+	p->trailspace = 1;
+	p->offset = 0;
+	p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
+	    (p->maxrmargin -
+	     term_strlen(p, buf) + term_len(p, 1)) / 2 :
+	    p->maxrmargin - buflen;
 
 	term_word(p, title);
 	term_flushln(p);
 
+	p->flags |= TERMP_NOSPACE;
 	p->offset = p->rmargin;
-	p->rmargin = p->maxrmargin - term_strlen(p, title);
-	p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+	p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
+	    p->maxrmargin - titlen : p->maxrmargin;
 
 	term_word(p, buf);
 	term_flushln(p);
 
-	p->offset = p->rmargin;
-	p->rmargin = p->maxrmargin;
 	p->flags &= ~TERMP_NOBREAK;
-	p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+	p->trailspace = 0;
+	if (p->rmargin + titlen <= p->maxrmargin) {
+		p->flags |= TERMP_NOSPACE;
+		p->offset = p->rmargin;
+		p->rmargin = p->maxrmargin;
+		term_word(p, title);
+		term_flushln(p);
+	}
 
-	term_word(p, title);
-	term_flushln(p);
-
+	p->flags &= ~TERMP_NOSPACE;
 	p->offset = 0;
 	p->rmargin = p->maxrmargin;
-	p->flags &= ~TERMP_NOSPACE;
 }
 
 
@@ -521,9 +516,10 @@ a2height(const struct termp *p, const char *v)
 {
 	struct roffsu	 su;
 
+
 	assert(v);
 	if ( ! a2roffsu(v, &su, SCALE_VS))
-		SCALE_VS_INIT(&su, term_len(p, 1));
+		SCALE_VS_INIT(&su, atoi(v));
 
 	return(term_vspan(p, &su));
 }
@@ -552,9 +548,9 @@ a2offs(const struct termp *p, const char *v)
 	else if (0 == strcmp(v, "left"))
 		return(0);
 	else if (0 == strcmp(v, "indent"))
-		return(term_len(p, INDENT + 1));
+		return(term_len(p, p->defindent + 1));
 	else if (0 == strcmp(v, "indent-two"))
-		return(term_len(p, (INDENT + 1) * 2));
+		return(term_len(p, (p->defindent + 1) * 2));
 	else if ( ! a2roffsu(v, &su, SCALE_MAX))
 		SCALE_HS_INIT(&su, term_strlen(p, v));
 
@@ -574,6 +570,8 @@ print_bvspace(struct termp *p, 
 {
 	const struct mdoc_node	*nn;
 
+	assert(n);
+
 	term_newln(p);
 
 	if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
@@ -715,12 +713,10 @@ termp_it_pre(DECL_ARGS)
 	case (LIST_dash):
 		/* FALLTHROUGH */
 	case (LIST_hyphen):
-		if (width < term_len(p, 4))
-			width = term_len(p, 4);
-		break;
+		/* FALLTHROUGH */
 	case (LIST_enum):
-		if (width < term_len(p, 5))
-			width = term_len(p, 5);
+		if (width < term_len(p, 2))
+			width = term_len(p, 2);
 		break;
 	case (LIST_hang):
 		if (0 == width)
@@ -775,24 +771,25 @@ termp_it_pre(DECL_ARGS)
 	 */
 
 	switch (type) {
+	case (LIST_enum):
+		/*
+		 * Weird special case.
+		 * Very narrow enum lists actually hang.
+		 */
+		if (width == term_len(p, 2))
+			p->flags |= TERMP_HANG;
+		/* FALLTHROUGH */
 	case (LIST_bullet):
 		/* FALLTHROUGH */
 	case (LIST_dash):
 		/* FALLTHROUGH */
-	case (LIST_enum):
-		/* FALLTHROUGH */
 	case (LIST_hyphen):
-		if (MDOC_HEAD == n->type)
-			p->flags |= TERMP_NOBREAK;
-		else
-			p->flags |= TERMP_NOLPAD;
+		if (MDOC_HEAD != n->type)
+			break;
+		p->flags |= TERMP_NOBREAK;
+		p->trailspace = 1;
 		break;
 	case (LIST_hang):
-		if (MDOC_HEAD == n->type)
-			p->flags |= TERMP_NOBREAK;
-		else
-			p->flags |= TERMP_NOLPAD;
-
 		if (MDOC_HEAD != n->type)
 			break;
 
@@ -804,20 +801,19 @@ termp_it_pre(DECL_ARGS)
 		 */
 		if (n->next->child && 
 				(MDOC_Bl == n->next->child->tok ||
-				 MDOC_Bd == n->next->child->tok)) {
-			p->flags &= ~TERMP_NOBREAK;
-			p->flags &= ~TERMP_NOLPAD;
-		} else
-			p->flags |= TERMP_HANG;
+				 MDOC_Bd == n->next->child->tok))
+			break;
+
+		p->flags |= TERMP_NOBREAK | TERMP_HANG;
+		p->trailspace = 1;
 		break;
 	case (LIST_tag):
-		if (MDOC_HEAD == n->type)
-			p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
-		else
-			p->flags |= TERMP_NOLPAD;
-
 		if (MDOC_HEAD != n->type)
 			break;
+
+		p->flags |= TERMP_NOBREAK;
+		p->trailspace = 2;
+
 		if (NULL == n->next || NULL == n->next->child)
 			p->flags |= TERMP_DANGLE;
 		break;
@@ -825,19 +821,20 @@ termp_it_pre(DECL_ARGS)
 		if (MDOC_HEAD == n->type)
 			break;
 
-		if (NULL == n->next)
+		if (NULL == n->next) {
 			p->flags &= ~TERMP_NOBREAK;
-		else
+			p->trailspace = 0;
+		} else {
 			p->flags |= TERMP_NOBREAK;
+			p->trailspace = 1;
+		}
 
-		assert(n->prev);
-		if (MDOC_BODY == n->prev->type) 
-			p->flags |= TERMP_NOLPAD;
-
 		break;
 	case (LIST_diag):
-		if (MDOC_HEAD == n->type)
-			p->flags |= TERMP_NOBREAK;
+		if (MDOC_HEAD != n->type)
+			break;
+		p->flags |= TERMP_NOBREAK;
+		p->trailspace = 1;
 		break;
 	default:
 		break;
@@ -989,9 +986,8 @@ termp_it_post(DECL_ARGS)
 
 	p->flags &= ~TERMP_DANGLE;
 	p->flags &= ~TERMP_NOBREAK;
-	p->flags &= ~TERMP_TWOSPACE;
-	p->flags &= ~TERMP_NOLPAD;
 	p->flags &= ~TERMP_HANG;
+	p->trailspace = 0;
 }
 
 
@@ -1000,22 +996,25 @@ static int
 termp_nm_pre(DECL_ARGS)
 {
 
-	if (MDOC_BLOCK == n->type)
+	if (MDOC_BLOCK == n->type) {
+		p->flags |= TERMP_PREKEEP;
 		return(1);
+	}
 
 	if (MDOC_BODY == n->type) {
 		if (NULL == n->child)
 			return(0);
-		p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+		p->flags |= TERMP_NOSPACE;
 		p->offset += term_len(p, 1) +
-		    (NULL == n->prev->child ? term_strlen(p, m->name) :
+		    (NULL == n->prev->child ?
+		     term_strlen(p, meta->name) :
 		     MDOC_TEXT == n->prev->child->type ?
-			term_strlen(p, n->prev->child->string) :
+		     term_strlen(p, n->prev->child->string) :
 		     term_len(p, 5));
 		return(1);
 	}
 
-	if (NULL == n->child && NULL == m->name)
+	if (NULL == n->child && NULL == meta->name)
 		return(0);
 
 	if (MDOC_HEAD == n->type)
@@ -1023,9 +1022,10 @@ termp_nm_pre(DECL_ARGS)
 
 	if (MDOC_HEAD == n->type && n->next->child) {
 		p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
+		p->trailspace = 1;
 		p->rmargin = p->offset + term_len(p, 1);
 		if (NULL == n->child) {
-			p->rmargin += term_strlen(p, m->name);
+			p->rmargin += term_strlen(p, meta->name);
 		} else if (MDOC_TEXT == n->child->type) {
 			p->rmargin += term_strlen(p, n->child->string);
 			if (n->child->next)
@@ -1038,7 +1038,7 @@ termp_nm_pre(DECL_ARGS)
 
 	term_fontpush(p, TERMFONT_BOLD);
 	if (NULL == n->child)
-		term_word(p, m->name);
+		term_word(p, meta->name);
 	return(1);
 }
 
@@ -1048,13 +1048,14 @@ static void
 termp_nm_post(DECL_ARGS)
 {
 
-	if (MDOC_HEAD == n->type && n->next->child) {
+	if (MDOC_BLOCK == n->type) {
+		p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
+	} else if (MDOC_HEAD == n->type && n->next->child) {
 		term_flushln(p);
 		p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
-	} else if (MDOC_BODY == n->type && n->child) {
+		p->trailspace = 0;
+	} else if (MDOC_BODY == n->type && n->child)
 		term_flushln(p);
-		p->flags &= ~TERMP_NOLPAD;
-	}
 }
 
 		
@@ -1151,7 +1152,8 @@ static int
 termp_ns_pre(DECL_ARGS)
 {
 
-	p->flags |= TERMP_NOSPACE;
+	if ( ! (MDOC_LINE & n->flags))
+		p->flags |= TERMP_NOSPACE;
 	return(1);
 }
 
@@ -1173,25 +1175,30 @@ termp_rs_pre(DECL_ARGS)
 static int
 termp_rv_pre(DECL_ARGS)
 {
-	const struct mdoc_node	*nn;
+	int		 nchild;
 
 	term_newln(p);
 	term_word(p, "The");
 
-	for (nn = n->child; nn; nn = nn->next) {
+	nchild = n->nchild;
+	for (n = n->child; n; n = n->next) {
 		term_fontpush(p, TERMFONT_BOLD);
-		term_word(p, nn->string);
+		term_word(p, n->string);
 		term_fontpop(p);
+
 		p->flags |= TERMP_NOSPACE;
-		if (nn->next && NULL == nn->next->next)
-			term_word(p, "(), and");
-		else if (nn->next)
-			term_word(p, "(),");
-		else
-			term_word(p, "()");
+		term_word(p, "()");
+
+		if (nchild > 2 && n->next) {
+			p->flags |= TERMP_NOSPACE;
+			term_word(p, ",");
+		}
+
+		if (n->next && NULL == n->next->next)
+			term_word(p, "and");
 	}
 
-	if (n->child && n->child->next)
+	if (nchild > 1)
 		term_word(p, "functions return");
 	else
 		term_word(p, "function returns");
@@ -1214,31 +1221,34 @@ termp_rv_pre(DECL_ARGS)
 static int
 termp_ex_pre(DECL_ARGS)
 {
-	const struct mdoc_node	*nn;
+	int		 nchild;
 
+	term_newln(p);
 	term_word(p, "The");
 
-	for (nn = n->child; nn; nn = nn->next) {
+	nchild = n->nchild;
+	for (n = n->child; n; n = n->next) {
 		term_fontpush(p, TERMFONT_BOLD);
-		term_word(p, nn->string);
+		term_word(p, n->string);
 		term_fontpop(p);
-		p->flags |= TERMP_NOSPACE;
-		if (nn->next && NULL == nn->next->next)
-			term_word(p, ", and");
-		else if (nn->next)
+
+		if (nchild > 2 && n->next) {
+			p->flags |= TERMP_NOSPACE;
 			term_word(p, ",");
-		else
-			p->flags &= ~TERMP_NOSPACE;
+		}
+
+		if (n->next && NULL == n->next->next)
+			term_word(p, "and");
 	}
 
-	if (n->child && n->child->next)
+	if (nchild > 1)
 		term_word(p, "utilities exit");
 	else
 		term_word(p, "utility exits");
 
        	term_word(p, "0 on success, and >0 if an error occurs.");
-	p->flags |= TERMP_SENTENCE;
 
+	p->flags |= TERMP_SENTENCE;
 	return(0);
 }
 
@@ -1278,31 +1288,33 @@ termp_bl_post(DECL_ARGS)
 		term_newln(p);
 }
 
-
 /* ARGSUSED */
 static int
 termp_xr_pre(DECL_ARGS)
 {
-	const struct mdoc_node *nn;
 
-	if (NULL == n->child)
+	if (NULL == (n = n->child))
 		return(0);
 
-	assert(MDOC_TEXT == n->child->type);
-	nn = n->child;
+	assert(MDOC_TEXT == n->type);
+	term_word(p, n->string);
 
-	term_word(p, nn->string);
-	if (NULL == (nn = nn->next)) 
+	if (NULL == (n = n->next)) 
 		return(0);
+
 	p->flags |= TERMP_NOSPACE;
 	term_word(p, "(");
-	term_word(p, nn->string);
+	p->flags |= TERMP_NOSPACE;
+
+	assert(MDOC_TEXT == n->type);
+	term_word(p, n->string);
+
+	p->flags |= TERMP_NOSPACE;
 	term_word(p, ")");
 
 	return(0);
 }
 
-
 /*
  * This decides how to assert whitespace before any of the SYNOPSIS set
  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
@@ -1367,14 +1379,14 @@ termp_vt_pre(DECL_ARGS)
 
 	if (MDOC_ELEM == n->type) {
 		synopsis_pre(p, n);
-		return(termp_under_pre(p, pair, m, n));
+		return(termp_under_pre(p, pair, meta, n));
 	} else if (MDOC_BLOCK == n->type) {
 		synopsis_pre(p, n);
 		return(1);
 	} else if (MDOC_HEAD == n->type)
 		return(0);
 
-	return(termp_under_pre(p, pair, m, n));
+	return(termp_under_pre(p, pair, meta, n));
 }
 
 
@@ -1394,11 +1406,20 @@ termp_fd_pre(DECL_ARGS)
 {
 
 	synopsis_pre(p, n);
-	return(termp_bold_pre(p, pair, m, n));
+	return(termp_bold_pre(p, pair, meta, n));
 }
 
 
 /* ARGSUSED */
+static void
+termp_fd_post(DECL_ARGS)
+{
+
+	term_newln(p);
+}
+
+
+/* ARGSUSED */
 static int
 termp_sh_pre(DECL_ARGS)
 {
@@ -1416,7 +1437,9 @@ termp_sh_pre(DECL_ARGS)
 		term_fontpush(p, TERMFONT_BOLD);
 		break;
 	case (MDOC_BODY):
-		p->offset = term_len(p, INDENT);
+		p->offset = term_len(p, p->defindent);
+		if (SEC_AUTHORS == n->sec)
+			p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
 		break;
 	default:
 		break;
@@ -1484,23 +1507,12 @@ termp_d1_pre(DECL_ARGS)
 	if (MDOC_BLOCK != n->type)
 		return(1);
 	term_newln(p);
-	p->offset += term_len(p, (INDENT + 1));
+	p->offset += term_len(p, p->defindent + 1);
 	return(1);
 }
 
 
 /* ARGSUSED */
-static void
-termp_d1_post(DECL_ARGS)
-{
-
-	if (MDOC_BLOCK != n->type) 
-		return;
-	term_newln(p);
-}
-
-
-/* ARGSUSED */
 static int
 termp_ft_pre(DECL_ARGS)
 {
@@ -1516,30 +1528,59 @@ termp_ft_pre(DECL_ARGS)
 static int
 termp_fn_pre(DECL_ARGS)
 {
-	const struct mdoc_node	*nn;
+	size_t		 width, rmargin = 0;
+	int		 pretty;
 
+	pretty = MDOC_SYNPRETTY & n->flags;
+
 	synopsis_pre(p, n);
 
+	if (NULL == (n = n->child))
+		return(0);
+
+	if (pretty) {
+		width = term_len(p, 4);
+		rmargin = p->rmargin;
+		p->rmargin = p->offset + width;
+		p->flags |= TERMP_NOBREAK | TERMP_HANG;
+	}
+
+	assert(MDOC_TEXT == n->type);
 	term_fontpush(p, TERMFONT_BOLD);
-	term_word(p, n->child->string);
+	term_word(p, n->string);
 	term_fontpop(p);
 
+	if (pretty) {
+		term_flushln(p);
+		p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
+		p->offset = p->rmargin;
+		p->rmargin = rmargin;
+	}
+
 	p->flags |= TERMP_NOSPACE;
 	term_word(p, "(");
+	p->flags |= TERMP_NOSPACE;
 
-	for (nn = n->child->next; nn; nn = nn->next) {
+	for (n = n->next; n; n = n->next) {
+		assert(MDOC_TEXT == n->type);
 		term_fontpush(p, TERMFONT_UNDER);
-		term_word(p, nn->string);
+		term_word(p, n->string);
 		term_fontpop(p);
 
-		if (nn->next)
+		if (n->next) {
+			p->flags |= TERMP_NOSPACE;
 			term_word(p, ",");
+		}
 	}
 
+	p->flags |= TERMP_NOSPACE;
 	term_word(p, ")");
 
-	if (MDOC_SYNPRETTY & n->flags)
+	if (pretty) {
+		p->flags |= TERMP_NOSPACE;
 		term_word(p, ";");
+		term_flushln(p);
+	}
 
 	return(0);
 }
@@ -1561,12 +1602,16 @@ termp_fa_pre(DECL_ARGS)
 		term_word(p, nn->string);
 		term_fontpop(p);
 
-		if (nn->next)
+		if (nn->next) {
+			p->flags |= TERMP_NOSPACE;
 			term_word(p, ",");
+		}
 	}
 
-	if (n->child && n->next && n->next->tok == MDOC_Fa)
+	if (n->child && n->next && n->next->tok == MDOC_Fa) {
+		p->flags |= TERMP_NOSPACE;
 		term_word(p, ",");
+	}
 
 	return(0);
 }
@@ -1577,7 +1622,7 @@ static int
 termp_bd_pre(DECL_ARGS)
 {
 	size_t			 tabwidth, rm, rmax;
-	const struct mdoc_node	*nn;
+	struct mdoc_node	*nn;
 
 	if (MDOC_BLOCK == n->type) {
 		print_bvspace(p, n, n);
@@ -1609,7 +1654,7 @@ termp_bd_pre(DECL_ARGS)
 	p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
 
 	for (nn = n->child; nn; nn = nn->next) {
-		print_mdoc_node(p, pair, m, nn);
+		print_mdoc_node(p, pair, meta, nn);
 		/*
 		 * If the printed node flushes its own line, then we
 		 * needn't do it here as well.  This is hacky, but the
@@ -1674,13 +1719,27 @@ termp_bd_post(DECL_ARGS)
 
 
 /* ARGSUSED */
-static void
-termp_bx_post(DECL_ARGS)
+static int
+termp_bx_pre(DECL_ARGS)
 {
 
-	if (n->child)
+	if (NULL != (n = n->child)) {
+		term_word(p, n->string);
 		p->flags |= TERMP_NOSPACE;
-	term_word(p, "BSD");
+		term_word(p, "BSD");
+	} else {
+		term_word(p, "BSD");
+		return(0);
+	}
+
+	if (NULL != (n = n->next)) {
+		p->flags |= TERMP_NOSPACE;
+		term_word(p, "-");
+		p->flags |= TERMP_NOSPACE;
+		term_word(p, n->string);
+	}
+
+	return(0);
 }
 
 
@@ -1689,6 +1748,7 @@ static int
 termp_xx_pre(DECL_ARGS)
 {
 	const char	*pp;
+	int		 flags;
 
 	pp = NULL;
 	switch (n->tok) {
@@ -1711,26 +1771,22 @@ termp_xx_pre(DECL_ARGS)
 		pp = "UNIX";
 		break;
 	default:
-		break;
+		abort();
+		/* NOTREACHED */
 	}
 
-	assert(pp);
 	term_word(p, pp);
-	return(1);
+	if (n->child) {
+		flags = p->flags;
+		p->flags |= TERMP_KEEP;
+		term_word(p, n->child->string);
+		p->flags = flags;
+	}
+	return(0);
 }
 
 
 /* ARGSUSED */
-static int
-termp_igndelim_pre(DECL_ARGS)
-{
-
-	p->flags |= TERMP_IGNDELIM;
-	return(1);
-}
-
-
-/* ARGSUSED */
 static void
 termp_pf_post(DECL_ARGS)
 {
@@ -1752,7 +1808,7 @@ termp_ss_pre(DECL_ARGS)
 		break;
 	case (MDOC_HEAD):
 		term_fontpush(p, TERMFONT_BOLD);
-		p->offset = term_len(p, HALFINDENT);
+		p->offset = term_len(p, (p->defindent+1)/2);
 		break;
 	default:
 		break;
@@ -1878,8 +1934,10 @@ termp_quote_pre(DECL_ARGS)
 	case (MDOC_Do):
 		/* FALLTHROUGH */
 	case (MDOC_Dq):
-		term_word(p, "``");
+		term_word(p, "\\(lq");
 		break;
+	case (MDOC_Eo):
+		break;
 	case (MDOC_Po):
 		/* FALLTHROUGH */
 	case (MDOC_Pq):
@@ -1897,7 +1955,7 @@ termp_quote_pre(DECL_ARGS)
 	case (MDOC_So):
 		/* FALLTHROUGH */
 	case (MDOC_Sq):
-		term_word(p, "`");
+		term_word(p, "\\(oq");
 		break;
 	default:
 		abort();
@@ -1942,8 +2000,10 @@ termp_quote_post(DECL_ARGS)
 	case (MDOC_Do):
 		/* FALLTHROUGH */
 	case (MDOC_Dq):
-		term_word(p, "''");
+		term_word(p, "\\(rq");
 		break;
+	case (MDOC_Eo):
+		break;
 	case (MDOC_Po):
 		/* FALLTHROUGH */
 	case (MDOC_Pq):
@@ -1961,7 +2021,7 @@ termp_quote_post(DECL_ARGS)
 	case (MDOC_So):
 		/* FALLTHROUGH */
 	case (MDOC_Sq):
-		term_word(p, "'");
+		term_word(p, "\\(cq");
 		break;
 	default:
 		abort();
@@ -1981,6 +2041,7 @@ termp_fo_pre(DECL_ARGS)
 	} else if (MDOC_BODY == n->type) {
 		p->flags |= TERMP_NOSPACE;
 		term_word(p, "(");
+		p->flags |= TERMP_NOSPACE;
 		return(1);
 	} 
 
@@ -2004,10 +2065,13 @@ termp_fo_post(DECL_ARGS)
 	if (MDOC_BODY != n->type) 
 		return;
 
+	p->flags |= TERMP_NOSPACE;
 	term_word(p, ")");
 
-	if (MDOC_SYNPRETTY & n->flags)
+	if (MDOC_SYNPRETTY & n->flags) {
+		p->flags |= TERMP_NOSPACE;
 		term_word(p, ";");
+	}
 }
 
 
@@ -2018,7 +2082,7 @@ termp_bf_pre(DECL_ARGS)
 
 	if (MDOC_HEAD == n->type)
 		return(0);
-	else if (MDOC_BLOCK != n->type)
+	else if (MDOC_BODY != n->type)
 		return(1);
 
 	if (FONT_Em == n->norm->Bf.font) 
@@ -2081,6 +2145,7 @@ termp____post(DECL_ARGS)
 	if (NULL == n->parent || MDOC_Rs != n->parent->tok)
 		return;
 
+	p->flags |= TERMP_NOSPACE;
 	if (NULL == n->next) {
 		term_word(p, ".");
 		p->flags |= TERMP_SENTENCE;
@@ -2103,24 +2168,24 @@ termp_li_pre(DECL_ARGS)
 static int
 termp_lk_pre(DECL_ARGS)
 {
-	const struct mdoc_node *nn, *sv;
+	const struct mdoc_node *link, *descr;
 
-	term_fontpush(p, TERMFONT_UNDER);
+	if (NULL == (link = n->child))
+		return(0);
 
-	nn = sv = n->child;
+	if (NULL != (descr = link->next)) {
+		term_fontpush(p, TERMFONT_UNDER);
+		while (NULL != descr) {
+			term_word(p, descr->string);
+			descr = descr->next;
+		}
+		p->flags |= TERMP_NOSPACE;
+		term_word(p, ":");
+		term_fontpop(p);
+	}
 
-	if (NULL == nn || NULL == nn->next)
-		return(1);
-
-	for (nn = nn->next; nn; nn = nn->next) 
-		term_word(p, nn->string);
-
-	term_fontpop(p);
-
-	term_word(p, ":");
-
 	term_fontpush(p, TERMFONT_BOLD);
-	term_word(p, sv->string);
+	term_word(p, link->string);
 	term_fontpop(p);
 
 	return(0);
@@ -2168,11 +2233,11 @@ termp__t_post(DECL_ARGS)
 	 * If we're in an `Rs' and there's a journal present, then quote
 	 * us instead of underlining us (for disambiguation).
 	 */
-	if (n->parent && MDOC_Rs == n->parent->tok && 
-			n->parent->norm->Rs.child_J)
-		termp_quote_post(p, pair, m, n);
+	if (n->parent && MDOC_Rs == n->parent->tok &&
+			n->parent->norm->Rs.quote_T)
+		termp_quote_post(p, pair, meta, n);
 
-	termp____post(p, pair, m, n);
+	termp____post(p, pair, meta, n);
 }
 
 /* ARGSUSED */
@@ -2185,8 +2250,8 @@ termp__t_pre(DECL_ARGS)
 	 * us instead of underlining us (for disambiguation).
 	 */
 	if (n->parent && MDOC_Rs == n->parent->tok &&
-			n->parent->norm->Rs.child_J)
-		return(termp_quote_pre(p, pair, m, n));
+			n->parent->norm->Rs.quote_T)
+		return(termp_quote_pre(p, pair, meta, n));
 
 	term_fontpush(p, TERMFONT_UNDER);
 	return(1);