===================================================================
RCS file: /cvs/mandoc/mdoc_html.c,v
retrieving revision 1.162
retrieving revision 1.207
diff -u -p -r1.162 -r1.207
--- mandoc/mdoc_html.c	2011/04/04 16:48:18	1.162
+++ mandoc/mdoc_html.c	2014/09/27 11:17:19	1.207
@@ -1,6 +1,7 @@
-/*	$Id: mdoc_html.c,v 1.162 2011/04/04 16:48:18 kristaps Exp $ */
+/*	$Id: mdoc_html.c,v 1.207 2014/09/27 11:17:19 kristaps Exp $ */
 /*
- * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2008, 2009, 2010, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014 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
@@ -14,9 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <sys/types.h>
 
@@ -28,15 +27,15 @@
 #include <unistd.h>
 
 #include "mandoc.h"
+#include "mandoc_aux.h"
 #include "out.h"
 #include "html.h"
 #include "mdoc.h"
 #include "main.h"
 
 #define	INDENT		 5
-#define	HALFINDENT	 3
 
-#define	MDOC_ARGS	  const struct mdoc_meta *m, \
+#define	MDOC_ARGS	  const struct mdoc_meta *meta, \
 			  const struct mdoc_node *n, \
 			  struct html *h
 
@@ -53,7 +52,7 @@ static	void		  print_mdoc(MDOC_ARGS);
 static	void		  print_mdoc_head(MDOC_ARGS);
 static	void		  print_mdoc_node(MDOC_ARGS);
 static	void		  print_mdoc_nodelist(MDOC_ARGS);
-static	void	  	  synopsis_pre(struct html *, 
+static	void		  synopsis_pre(struct html *,
 				const struct mdoc_node *);
 
 static	void		  a2width(const char *, struct roffsu *);
@@ -109,6 +108,7 @@ static	int		  mdoc_quote_pre(MDOC_ARGS);
 static	int		  mdoc_rs_pre(MDOC_ARGS);
 static	int		  mdoc_rv_pre(MDOC_ARGS);
 static	int		  mdoc_sh_pre(MDOC_ARGS);
+static	int		  mdoc_skip_pre(MDOC_ARGS);
 static	int		  mdoc_sm_pre(MDOC_ARGS);
 static	int		  mdoc_sp_pre(MDOC_ARGS);
 static	int		  mdoc_ss_pre(MDOC_ARGS);
@@ -126,8 +126,8 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{NULL, NULL}, /* Dt */
 	{NULL, NULL}, /* Os */
 	{mdoc_sh_pre, NULL }, /* Sh */
-	{mdoc_ss_pre, NULL }, /* Ss */ 
-	{mdoc_pp_pre, NULL}, /* Pp */ 
+	{mdoc_ss_pre, NULL }, /* Ss */
+	{mdoc_pp_pre, NULL}, /* Pp */
 	{mdoc_d1_pre, NULL}, /* D1 */
 	{mdoc_d1_pre, NULL}, /* Dl */
 	{mdoc_bd_pre, NULL}, /* Bd */
@@ -135,32 +135,32 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{mdoc_bl_pre, NULL}, /* Bl */
 	{NULL, NULL}, /* El */
 	{mdoc_it_pre, NULL}, /* It */
-	{mdoc_ad_pre, NULL}, /* Ad */ 
+	{mdoc_ad_pre, NULL}, /* Ad */
 	{mdoc_an_pre, NULL}, /* An */
 	{mdoc_ar_pre, NULL}, /* Ar */
 	{mdoc_cd_pre, NULL}, /* Cd */
 	{mdoc_fl_pre, NULL}, /* Cm */
-	{mdoc_dv_pre, NULL}, /* Dv */ 
-	{mdoc_er_pre, NULL}, /* Er */ 
-	{mdoc_ev_pre, NULL}, /* Ev */ 
+	{mdoc_dv_pre, NULL}, /* Dv */
+	{mdoc_er_pre, NULL}, /* Er */
+	{mdoc_ev_pre, NULL}, /* Ev */
 	{mdoc_ex_pre, NULL}, /* Ex */
-	{mdoc_fa_pre, NULL}, /* Fa */ 
-	{mdoc_fd_pre, NULL}, /* Fd */ 
+	{mdoc_fa_pre, NULL}, /* Fa */
+	{mdoc_fd_pre, NULL}, /* Fd */
 	{mdoc_fl_pre, NULL}, /* Fl */
-	{mdoc_fn_pre, NULL}, /* Fn */ 
-	{mdoc_ft_pre, NULL}, /* Ft */ 
-	{mdoc_ic_pre, NULL}, /* Ic */ 
-	{mdoc_in_pre, NULL}, /* In */ 
+	{mdoc_fn_pre, NULL}, /* Fn */
+	{mdoc_ft_pre, NULL}, /* Ft */
+	{mdoc_ic_pre, NULL}, /* Ic */
+	{mdoc_in_pre, NULL}, /* In */
 	{mdoc_li_pre, NULL}, /* Li */
-	{mdoc_nd_pre, NULL}, /* Nd */ 
-	{mdoc_nm_pre, NULL}, /* Nm */ 
+	{mdoc_nd_pre, NULL}, /* Nd */
+	{mdoc_nm_pre, NULL}, /* Nm */
 	{mdoc_quote_pre, mdoc_quote_post}, /* Op */
-	{NULL, NULL}, /* Ot */
+	{mdoc_ft_pre, NULL}, /* Ot */
 	{mdoc_pa_pre, NULL}, /* Pa */
 	{mdoc_rv_pre, NULL}, /* Rv */
-	{NULL, NULL}, /* St */ 
+	{NULL, NULL}, /* St */
 	{mdoc_va_pre, NULL}, /* Va */
-	{mdoc_vt_pre, NULL}, /* Vt */ 
+	{mdoc_vt_pre, NULL}, /* Vt */
 	{mdoc_xr_pre, NULL}, /* Xr */
 	{mdoc__x_pre, mdoc__x_post}, /* %A */
 	{mdoc__x_pre, mdoc__x_post}, /* %B */
@@ -178,7 +178,7 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{mdoc_quote_pre, mdoc_quote_post}, /* Aq */
 	{NULL, NULL}, /* At */
 	{NULL, NULL}, /* Bc */
-	{mdoc_bf_pre, NULL}, /* Bf */ 
+	{mdoc_bf_pre, NULL}, /* Bf */
 	{mdoc_quote_pre, mdoc_quote_post}, /* Bo */
 	{mdoc_quote_pre, mdoc_quote_post}, /* Bq */
 	{mdoc_xx_pre, NULL}, /* Bsx */
@@ -189,8 +189,8 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{mdoc_quote_pre, mdoc_quote_post}, /* Dq */
 	{NULL, NULL}, /* Ec */ /* FIXME: no space */
 	{NULL, NULL}, /* Ef */
-	{mdoc_em_pre, NULL}, /* Em */ 
-	{NULL, NULL}, /* Eo */
+	{mdoc_em_pre, NULL}, /* Em */
+	{mdoc_quote_pre, mdoc_quote_post}, /* Eo */
 	{mdoc_xx_pre, NULL}, /* Fx */
 	{mdoc_ms_pre, NULL}, /* Ms */
 	{mdoc_igndelim_pre, NULL}, /* No */
@@ -210,39 +210,40 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{NULL, NULL}, /* Sc */
 	{mdoc_quote_pre, mdoc_quote_post}, /* So */
 	{mdoc_quote_pre, mdoc_quote_post}, /* Sq */
-	{mdoc_sm_pre, NULL}, /* Sm */ 
+	{mdoc_sm_pre, NULL}, /* Sm */
 	{mdoc_sx_pre, NULL}, /* Sx */
 	{mdoc_sy_pre, NULL}, /* Sy */
 	{NULL, NULL}, /* Tn */
 	{mdoc_xx_pre, NULL}, /* Ux */
 	{NULL, NULL}, /* Xc */
 	{NULL, NULL}, /* Xo */
-	{mdoc_fo_pre, mdoc_fo_post}, /* Fo */ 
-	{NULL, NULL}, /* Fc */ 
+	{mdoc_fo_pre, mdoc_fo_post}, /* Fo */
+	{NULL, NULL}, /* Fc */
 	{mdoc_quote_pre, mdoc_quote_post}, /* Oo */
 	{NULL, NULL}, /* Oc */
 	{mdoc_bk_pre, mdoc_bk_post}, /* Bk */
 	{NULL, NULL}, /* Ek */
 	{mdoc_bt_pre, NULL}, /* Bt */
 	{NULL, NULL}, /* Hf */
-	{NULL, NULL}, /* Fr */
+	{mdoc_em_pre, NULL}, /* Fr */
 	{mdoc_ud_pre, NULL}, /* Ud */
 	{mdoc_lb_pre, NULL}, /* Lb */
-	{mdoc_pp_pre, NULL}, /* Lp */ 
-	{mdoc_lk_pre, NULL}, /* Lk */ 
-	{mdoc_mt_pre, NULL}, /* Mt */ 
-	{mdoc_quote_pre, mdoc_quote_post}, /* Brq */ 
-	{mdoc_quote_pre, mdoc_quote_post}, /* Bro */ 
-	{NULL, NULL}, /* Brc */ 
-	{mdoc__x_pre, mdoc__x_post}, /* %C */ 
-	{NULL, NULL}, /* Es */  /* TODO */
-	{NULL, NULL}, /* En */  /* TODO */
-	{mdoc_xx_pre, NULL}, /* Dx */ 
-	{mdoc__x_pre, mdoc__x_post}, /* %Q */ 
+	{mdoc_pp_pre, NULL}, /* Lp */
+	{mdoc_lk_pre, NULL}, /* Lk */
+	{mdoc_mt_pre, NULL}, /* Mt */
+	{mdoc_quote_pre, mdoc_quote_post}, /* Brq */
+	{mdoc_quote_pre, mdoc_quote_post}, /* Bro */
+	{NULL, NULL}, /* Brc */
+	{mdoc__x_pre, mdoc__x_post}, /* %C */
+	{mdoc_skip_pre, NULL}, /* Es */
+	{mdoc_quote_pre, mdoc_quote_post}, /* En */
+	{mdoc_xx_pre, NULL}, /* Dx */
+	{mdoc__x_pre, mdoc__x_post}, /* %Q */
 	{mdoc_sp_pre, NULL}, /* br */
-	{mdoc_sp_pre, NULL}, /* sp */ 
-	{mdoc__x_pre, mdoc__x_post}, /* %U */ 
-	{NULL, NULL}, /* Ta */ 
+	{mdoc_sp_pre, NULL}, /* sp */
+	{mdoc__x_pre, mdoc__x_post}, /* %U */
+	{NULL, NULL}, /* Ta */
+	{mdoc_skip_pre, NULL}, /* ll */
 };
 
 static	const char * const lists[LIST_MAX] = {
@@ -260,23 +261,16 @@ static	const char * const lists[LIST_MAX] = {
 	"list-tag"
 };
 
+
 void
-html_mdoc(void *arg, const struct mdoc *m)
+html_mdoc(void *arg, const struct mdoc *mdoc)
 {
-	struct html 	*h;
-	struct tag	*t;
 
-	h = (struct html *)arg;
-
-	print_gen_decls(h);
-	t = print_otag(h, TAG_HTML, 0, NULL);
-	print_mdoc(mdoc_meta(m), mdoc_node(m), h);
-	print_tagq(h, t);
-
-	printf("\n");
+	print_mdoc(mdoc_meta(mdoc), mdoc_node(mdoc),
+	    (struct html *)arg);
+	putchar('\n');
 }
 
-
 /*
  * Calculate the scaling unit passed in a `-width' argument.  This uses
  * either a native scaling unit (e.g., 1i, 2m) or the string length of
@@ -288,11 +282,10 @@ a2width(const char *p, struct roffsu *su)
 
 	if ( ! a2roffsu(p, su, SCALE_MAX)) {
 		su->unit = SCALE_BU;
-		su->scale = (int)strlen(p);
+		su->scale = html_strlen(p);
 	}
 }
 
-
 /*
  * See the same function in mdoc_term.c for documentation.
  */
@@ -303,29 +296,29 @@ synopsis_pre(struct html *h, const struct mdoc_node *n
 	if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
 		return;
 
-	if (n->prev->tok == n->tok && 
-			MDOC_Fo != n->tok && 
-			MDOC_Ft != n->tok && 
-			MDOC_Fn != n->tok) {
+	if (n->prev->tok == n->tok &&
+	    MDOC_Fo != n->tok &&
+	    MDOC_Ft != n->tok &&
+	    MDOC_Fn != n->tok) {
 		print_otag(h, TAG_BR, 0, NULL);
 		return;
 	}
 
 	switch (n->prev->tok) {
-	case (MDOC_Fd):
+	case MDOC_Fd:
 		/* FALLTHROUGH */
-	case (MDOC_Fn):
+	case MDOC_Fn:
 		/* FALLTHROUGH */
-	case (MDOC_Fo):
+	case MDOC_Fo:
 		/* FALLTHROUGH */
-	case (MDOC_In):
+	case MDOC_In:
 		/* FALLTHROUGH */
-	case (MDOC_Vt):
-		print_otag(h, TAG_P, 0, NULL);
+	case MDOC_Vt:
+		print_paragraph(h);
 		break;
-	case (MDOC_Ft):
+	case MDOC_Ft:
 		if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
-			print_otag(h, TAG_P, 0, NULL);
+			print_paragraph(h);
 			break;
 		}
 		/* FALLTHROUGH */
@@ -335,7 +328,6 @@ synopsis_pre(struct html *h, const struct mdoc_node *n
 	}
 }
 
-
 /*
  * Calculate the scaling unit passed in an `-offset' argument.  This
  * uses either a native scaling unit (e.g., 1i, 2m), one of a set of
@@ -353,74 +345,72 @@ a2offs(const char *p, struct roffsu *su)
 		SCALE_HS_INIT(su, INDENT);
 	else if (0 == strcmp(p, "indent-two"))
 		SCALE_HS_INIT(su, INDENT * 2);
-	else if ( ! a2roffsu(p, su, SCALE_MAX)) {
-		su->unit = SCALE_BU;
-		su->scale = (int)strlen(p);
-	}
+	else if ( ! a2roffsu(p, su, SCALE_MAX))
+		SCALE_HS_INIT(su, html_strlen(p));
 }
 
-
 static void
 print_mdoc(MDOC_ARGS)
 {
-	struct tag	*t;
+	struct tag	*t, *tt;
+	struct htmlpair	 tag;
 
-	t = print_otag(h, TAG_HEAD, 0, NULL);
-	print_mdoc_head(m, n, h);
-	print_tagq(h, t);
+	PAIR_CLASS_INIT(&tag, "mandoc");
 
-	t = print_otag(h, TAG_BODY, 0, NULL);
-	print_mdoc_nodelist(m, n, h);
+	if ( ! (HTML_FRAGMENT & h->oflags)) {
+		print_gen_decls(h);
+		t = print_otag(h, TAG_HTML, 0, NULL);
+		tt = print_otag(h, TAG_HEAD, 0, NULL);
+		print_mdoc_head(meta, n, h);
+		print_tagq(h, tt);
+		print_otag(h, TAG_BODY, 0, NULL);
+		print_otag(h, TAG_DIV, 1, &tag);
+	} else
+		t = print_otag(h, TAG_DIV, 1, &tag);
+
+	print_mdoc_nodelist(meta, n, h);
 	print_tagq(h, t);
 }
 
-
-/* ARGSUSED */
 static void
 print_mdoc_head(MDOC_ARGS)
 {
 
 	print_gen_head(h);
 	bufinit(h);
-	buffmt(h, "%s(%s)", m->title, m->msec);
+	bufcat(h, meta->title);
+	if (meta->msec)
+		bufcat_fmt(h, "(%s)", meta->msec);
+	if (meta->arch)
+		bufcat_fmt(h, " (%s)", meta->arch);
 
-	if (m->arch) {
-		bufcat(h, " (");
-		bufcat(h, m->arch);
-		bufcat(h, ")");
-	}
-
 	print_otag(h, TAG_TITLE, 0, NULL);
 	print_text(h, h->buf);
 }
 
-
 static void
 print_mdoc_nodelist(MDOC_ARGS)
 {
 
-	print_mdoc_node(m, n, h);
+	print_mdoc_node(meta, n, h);
 	if (n->next)
-		print_mdoc_nodelist(m, n->next, h);
+		print_mdoc_nodelist(meta, n->next, h);
 }
 
-
 static void
 print_mdoc_node(MDOC_ARGS)
 {
 	int		 child;
 	struct tag	*t;
-	struct htmlpair	 tag;
 
 	child = 1;
 	t = h->tags.head;
 
-	bufinit(h);
 	switch (n->type) {
-	case (MDOC_ROOT):
-		child = mdoc_root_pre(m, n, h);
+	case MDOC_ROOT:
+		child = mdoc_root_pre(meta, n, h);
 		break;
-	case (MDOC_TEXT):
+	case MDOC_TEXT:
 		/* No tables in this mode... */
 		assert(NULL == h->tblt);
 
@@ -437,12 +427,10 @@ print_mdoc_node(MDOC_ARGS)
 		if (MDOC_DELIMO & n->flags)
 			h->flags |= HTML_NOSPACE;
 		return;
-	case (MDOC_EQN):
-		PAIR_CLASS_INIT(&tag, "eqn");
-		print_otag(h, TAG_SPAN, 1, &tag);
-		print_text(h, n->eqn->data);
+	case MDOC_EQN:
+		print_eqn(h, n->eqn);
 		break;
-	case (MDOC_TBL):
+	case MDOC_TBL:
 		/*
 		 * This will take care of initialising all of the table
 		 * state data for the first table, then tearing it down
@@ -463,177 +451,146 @@ print_mdoc_node(MDOC_ARGS)
 
 		assert(NULL == h->tblt);
 		if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
-			child = (*mdocs[n->tok].pre)(m, n, h);
+			child = (*mdocs[n->tok].pre)(meta, n, h);
 		break;
 	}
 
 	if (HTML_KEEP & h->flags) {
-		if (n->prev && n->prev->line != n->line) {
+		if (n->prev ? (n->prev->lastline != n->line) :
+		    (n->parent && n->parent->line != n->line)) {
 			h->flags &= ~HTML_KEEP;
 			h->flags |= HTML_PREKEEP;
-		} else if (NULL == n->prev) {
-			if (n->parent && n->parent->line != n->line) {
-				h->flags &= ~HTML_KEEP;
-				h->flags |= HTML_PREKEEP;
-			}
 		}
 	}
 
 	if (child && n->child)
-		print_mdoc_nodelist(m, n->child, h);
+		print_mdoc_nodelist(meta, n->child, h);
 
 	print_stagq(h, t);
 
-	bufinit(h);
 	switch (n->type) {
-	case (MDOC_ROOT):
-		mdoc_root_post(m, n, h);
+	case MDOC_ROOT:
+		mdoc_root_post(meta, n, h);
 		break;
-	case (MDOC_EQN):
+	case MDOC_EQN:
 		break;
 	default:
 		if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
-			(*mdocs[n->tok].post)(m, n, h);
+			(*mdocs[n->tok].post)(meta, n, h);
 		break;
 	}
 }
 
-/* ARGSUSED */
 static void
 mdoc_root_post(MDOC_ARGS)
 {
-	struct htmlpair	 tag[3];
+	struct htmlpair	 tag;
 	struct tag	*t, *tt;
 
-	PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
-	PAIR_CLASS_INIT(&tag[1], "foot");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
-		t = print_otag(h, TAG_TABLE, 3, tag);
-		PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-	} else
-		t = print_otag(h, TAG_TABLE, 2, tag);
+	PAIR_CLASS_INIT(&tag, "foot");
+	t = print_otag(h, TAG_TABLE, 1, &tag);
 
-	t = print_otag(h, TAG_TBODY, 0, NULL);
+	print_otag(h, TAG_TBODY, 0, NULL);
 
 	tt = print_otag(h, TAG_TR, 0, NULL);
 
-	PAIR_CLASS_INIT(&tag[0], "foot-date");
-	print_otag(h, TAG_TD, 1, tag);
-
-	print_text(h, m->date);
+	PAIR_CLASS_INIT(&tag, "foot-date");
+	print_otag(h, TAG_TD, 1, &tag);
+	print_text(h, meta->date);
 	print_stagq(h, tt);
 
-	PAIR_CLASS_INIT(&tag[0], "foot-os");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
-	print_text(h, m->os);
+	PAIR_CLASS_INIT(&tag, "foot-os");
+	print_otag(h, TAG_TD, 1, &tag);
+	print_text(h, meta->os);
 	print_tagq(h, t);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_root_pre(MDOC_ARGS)
 {
-	struct htmlpair	 tag[3];
+	struct htmlpair	 tag;
 	struct tag	*t, *tt;
-	char		 b[BUFSIZ], title[BUFSIZ];
+	char		*volume, *title;
 
-	strlcpy(b, m->vol, BUFSIZ);
+	if (NULL == meta->arch)
+		volume = mandoc_strdup(meta->vol);
+	else
+		mandoc_asprintf(&volume, "%s (%s)",
+		    meta->vol, meta->arch);
 
-	if (m->arch) {
-		strlcat(b, " (", BUFSIZ);
-		strlcat(b, m->arch, BUFSIZ);
-		strlcat(b, ")", BUFSIZ);
-	}
+	if (NULL == meta->msec)
+		title = mandoc_strdup(meta->title);
+	else
+		mandoc_asprintf(&title, "%s(%s)",
+		    meta->title, meta->msec);
 
-	snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
+	PAIR_CLASS_INIT(&tag, "head");
+	t = print_otag(h, TAG_TABLE, 1, &tag);
 
-	PAIR_SUMMARY_INIT(&tag[0], "Document Header");
-	PAIR_CLASS_INIT(&tag[1], "head");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
-		t = print_otag(h, TAG_TABLE, 3, tag);
-		PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-	} else
-		t = print_otag(h, TAG_TABLE, 2, tag);
-
 	print_otag(h, TAG_TBODY, 0, NULL);
 
 	tt = print_otag(h, TAG_TR, 0, NULL);
 
-	PAIR_CLASS_INIT(&tag[0], "head-ltitle");
-	print_otag(h, TAG_TD, 1, tag);
-
+	PAIR_CLASS_INIT(&tag, "head-ltitle");
+	print_otag(h, TAG_TD, 1, &tag);
 	print_text(h, title);
 	print_stagq(h, tt);
 
-	PAIR_CLASS_INIT(&tag[0], "head-vol");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
-	print_text(h, b);
+	PAIR_CLASS_INIT(&tag, "head-vol");
+	print_otag(h, TAG_TD, 1, &tag);
+	print_text(h, volume);
 	print_stagq(h, tt);
 
-	PAIR_CLASS_INIT(&tag[0], "head-rtitle");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
+	PAIR_CLASS_INIT(&tag, "head-rtitle");
+	print_otag(h, TAG_TD, 1, &tag);
 	print_text(h, title);
 	print_tagq(h, t);
+
+	free(title);
+	free(volume);
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_sh_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
-	char		 buf[BUFSIZ];
 
-	if (MDOC_BLOCK == n->type) {
+	switch (n->type) {
+	case MDOC_BLOCK:
 		PAIR_CLASS_INIT(&tag, "section");
 		print_otag(h, TAG_DIV, 1, &tag);
 		return(1);
-	} else if (MDOC_BODY == n->type)
+	case MDOC_BODY:
+		if (n->sec == SEC_AUTHORS)
+			h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT);
 		return(1);
+	default:
+		break;
+	}
 
-	buf[0] = '\0';
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "x");
+
+	for (n = n->child; n && MDOC_TEXT == n->type; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
-	PAIR_ID_INIT(&tag, buf);
-	print_otag(h, TAG_H1, 1, &tag);
+	if (NULL == n) {
+		PAIR_ID_INIT(&tag, h->buf);
+		print_otag(h, TAG_H1, 1, &tag);
+	} else
+		print_otag(h, TAG_H1, 0, NULL);
+
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ss_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
-	char		 buf[BUFSIZ];
 
 	if (MDOC_BLOCK == n->type) {
 		PAIR_CLASS_INIT(&tag, "subsection");
@@ -642,20 +599,24 @@ mdoc_ss_pre(MDOC_ARGS)
 	} else if (MDOC_BODY == n->type)
 		return(1);
 
-	buf[0] = '\0';
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "x");
+
+	for (n = n->child; n && MDOC_TEXT == n->type; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
-	PAIR_ID_INIT(&tag, buf);
-	print_otag(h, TAG_H2, 1, &tag);
+	if (NULL == n) {
+		PAIR_ID_INIT(&tag, h->buf);
+		print_otag(h, TAG_H2, 1, &tag);
+	} else
+		print_otag(h, TAG_H2, 0, NULL);
+
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fl_pre(MDOC_ARGS)
 {
@@ -671,16 +632,15 @@ mdoc_fl_pre(MDOC_ARGS)
 
 	print_text(h, "\\-");
 
-	if (n->child)
+	if ( ! (n->nchild == 0 &&
+	    (n->next == NULL ||
+	     n->next->type == MDOC_TEXT ||
+	     n->next->flags & MDOC_LINE)))
 		h->flags |= HTML_NOSPACE;
-	else if (n->next && n->next->line == n->line)
-		h->flags |= HTML_NOSPACE;
 
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_nd_pre(MDOC_ARGS)
 {
@@ -697,28 +657,27 @@ mdoc_nd_pre(MDOC_ARGS)
 	return(1);
 }
 
-
 static int
 mdoc_nm_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
 	struct roffsu	 su;
-	size_t		 len;
+	int		 len;
 
 	switch (n->type) {
-	case (MDOC_ELEM):
+	case MDOC_ELEM:
 		synopsis_pre(h, n);
 		PAIR_CLASS_INIT(&tag, "name");
 		print_otag(h, TAG_B, 1, &tag);
-		if (NULL == n->child && m->name)
-			print_text(h, m->name);
+		if (NULL == n->child && meta->name)
+			print_text(h, meta->name);
 		return(1);
-	case (MDOC_HEAD):
+	case MDOC_HEAD:
 		print_otag(h, TAG_TD, 0, NULL);
-		if (NULL == n->child && m->name)
-			print_text(h, m->name);
+		if (NULL == n->child && meta->name)
+			print_text(h, meta->name);
 		return(1);
-	case (MDOC_BODY):
+	case MDOC_BODY:
 		print_otag(h, TAG_TD, 0, NULL);
 		return(1);
 	default:
@@ -731,12 +690,13 @@ mdoc_nm_pre(MDOC_ARGS)
 
 	for (len = 0, n = n->child; n; n = n->next)
 		if (MDOC_TEXT == n->type)
-			len += strlen(n->string);
+			len += html_strlen(n->string);
 
-	if (0 == len && m->name)
-		len = strlen(m->name);
+	if (0 == len && meta->name)
+		len = html_strlen(meta->name);
 
-	SCALE_HS_INIT(&su, (double)len);
+	SCALE_HS_INIT(&su, len);
+	bufinit(h);
 	bufcat_su(h, "width", &su);
 	PAIR_STYLE_INIT(&tag, h);
 	print_otag(h, TAG_COL, 1, &tag);
@@ -746,8 +706,6 @@ mdoc_nm_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_xr_pre(MDOC_ARGS)
 {
@@ -759,9 +717,9 @@ mdoc_xr_pre(MDOC_ARGS)
 	PAIR_CLASS_INIT(&tag[0], "link-man");
 
 	if (h->base_man) {
-		buffmt_man(h, n->child->string, 
-				n->child->next ? 
-				n->child->next->string : NULL);
+		buffmt_man(h, n->child->string,
+		    n->child->next ?
+		    n->child->next->string : NULL);
 		PAIR_HREF_INIT(&tag[1], h->buf);
 		print_otag(h, TAG_A, 2, tag);
 	} else
@@ -782,8 +740,6 @@ mdoc_xr_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ns_pre(MDOC_ARGS)
 {
@@ -793,8 +749,6 @@ mdoc_ns_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ar_pre(MDOC_ARGS)
 {
@@ -805,8 +759,6 @@ mdoc_ar_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_xx_pre(MDOC_ARGS)
 {
@@ -815,22 +767,22 @@ mdoc_xx_pre(MDOC_ARGS)
 	int		 flags;
 
 	switch (n->tok) {
-	case (MDOC_Bsx):
+	case MDOC_Bsx:
 		pp = "BSD/OS";
 		break;
-	case (MDOC_Dx):
+	case MDOC_Dx:
 		pp = "DragonFly";
 		break;
-	case (MDOC_Fx):
+	case MDOC_Fx:
 		pp = "FreeBSD";
 		break;
-	case (MDOC_Nx):
+	case MDOC_Nx:
 		pp = "NetBSD";
 		break;
-	case (MDOC_Ox):
+	case MDOC_Ox:
 		pp = "OpenBSD";
 		break;
-	case (MDOC_Ux):
+	case MDOC_Ux:
 		pp = "UNIX";
 		break;
 	default:
@@ -850,8 +802,6 @@ mdoc_xx_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bx_pre(MDOC_ARGS)
 {
@@ -879,7 +829,6 @@ mdoc_bx_pre(MDOC_ARGS)
 	return(0);
 }
 
-/* ARGSUSED */
 static int
 mdoc_it_pre(MDOC_ARGS)
 {
@@ -899,27 +848,29 @@ mdoc_it_pre(MDOC_ARGS)
 	assert(lists[type]);
 	PAIR_CLASS_INIT(&tag[0], lists[type]);
 
+	bufinit(h);
+
 	if (MDOC_HEAD == n->type) {
 		switch (type) {
-		case(LIST_bullet):
+		case LIST_bullet:
 			/* FALLTHROUGH */
-		case(LIST_dash):
+		case LIST_dash:
 			/* FALLTHROUGH */
-		case(LIST_item):
+		case LIST_item:
 			/* FALLTHROUGH */
-		case(LIST_hyphen):
+		case LIST_hyphen:
 			/* FALLTHROUGH */
-		case(LIST_enum):
+		case LIST_enum:
 			return(0);
-		case(LIST_diag):
+		case LIST_diag:
 			/* FALLTHROUGH */
-		case(LIST_hang):
+		case LIST_hang:
 			/* FALLTHROUGH */
-		case(LIST_inset):
+		case LIST_inset:
 			/* FALLTHROUGH */
-		case(LIST_ohang):
+		case LIST_ohang:
 			/* FALLTHROUGH */
-		case(LIST_tag):
+		case LIST_tag:
 			SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
 			bufcat_su(h, "margin-top", &su);
 			PAIR_STYLE_INIT(&tag[1], h);
@@ -929,36 +880,36 @@ mdoc_it_pre(MDOC_ARGS)
 			PAIR_CLASS_INIT(&tag[0], "diag");
 			print_otag(h, TAG_B, 1, tag);
 			break;
-		case(LIST_column):
+		case LIST_column:
 			break;
 		default:
 			break;
 		}
 	} else if (MDOC_BODY == n->type) {
 		switch (type) {
-		case(LIST_bullet):
+		case LIST_bullet:
 			/* FALLTHROUGH */
-		case(LIST_hyphen):
+		case LIST_hyphen:
 			/* FALLTHROUGH */
-		case(LIST_dash):
+		case LIST_dash:
 			/* FALLTHROUGH */
-		case(LIST_enum):
+		case LIST_enum:
 			/* FALLTHROUGH */
-		case(LIST_item):
+		case LIST_item:
 			SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
 			bufcat_su(h, "margin-top", &su);
 			PAIR_STYLE_INIT(&tag[1], h);
 			print_otag(h, TAG_LI, 2, tag);
 			break;
-		case(LIST_diag):
+		case LIST_diag:
 			/* FALLTHROUGH */
-		case(LIST_hang):
+		case LIST_hang:
 			/* FALLTHROUGH */
-		case(LIST_inset):
+		case LIST_inset:
 			/* FALLTHROUGH */
-		case(LIST_ohang):
+		case LIST_ohang:
 			/* FALLTHROUGH */
-		case(LIST_tag):
+		case LIST_tag:
 			if (NULL == bl->norm->Bl.width) {
 				print_otag(h, TAG_DD, 1, tag);
 				break;
@@ -968,7 +919,7 @@ mdoc_it_pre(MDOC_ARGS)
 			PAIR_STYLE_INIT(&tag[1], h);
 			print_otag(h, TAG_DD, 2, tag);
 			break;
-		case(LIST_column):
+		case LIST_column:
 			SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
 			bufcat_su(h, "margin-top", &su);
 			PAIR_STYLE_INIT(&tag[1], h);
@@ -979,7 +930,7 @@ mdoc_it_pre(MDOC_ARGS)
 		}
 	} else {
 		switch (type) {
-		case (LIST_column):
+		case LIST_column:
 			print_otag(h, TAG_TR, 1, tag);
 			break;
 		default:
@@ -990,7 +941,6 @@ mdoc_it_pre(MDOC_ARGS)
 	return(1);
 }
 
-/* ARGSUSED */
 static int
 mdoc_bl_pre(MDOC_ARGS)
 {
@@ -1017,8 +967,8 @@ mdoc_bl_pre(MDOC_ARGS)
 		 */
 
 		for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
-			a2width(n->norm->Bl.cols[i], &su);
 			bufinit(h);
+			a2width(n->norm->Bl.cols[i], &su);
 			if (i < (int)n->norm->Bl.ncols - 1)
 				bufcat_su(h, "width", &su);
 			else
@@ -1031,13 +981,14 @@ mdoc_bl_pre(MDOC_ARGS)
 	}
 
 	SCALE_VS_INIT(&su, 0);
+	bufinit(h);
 	bufcat_su(h, "margin-top", &su);
 	bufcat_su(h, "margin-bottom", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
 
 	assert(lists[n->norm->Bl.type]);
-	strlcpy(buf, "list ", BUFSIZ);
-	strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
+	(void)strlcpy(buf, "list ", BUFSIZ);
+	(void)strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
 	PAIR_INIT(&tag[1], ATTR_CLASS, buf);
 
 	/* Set the block's left-hand margin. */
@@ -1048,30 +999,30 @@ mdoc_bl_pre(MDOC_ARGS)
 	}
 
 	switch (n->norm->Bl.type) {
-	case(LIST_bullet):
+	case LIST_bullet:
 		/* FALLTHROUGH */
-	case(LIST_dash):
+	case LIST_dash:
 		/* FALLTHROUGH */
-	case(LIST_hyphen):
+	case LIST_hyphen:
 		/* FALLTHROUGH */
-	case(LIST_item):
+	case LIST_item:
 		print_otag(h, TAG_UL, 2, tag);
 		break;
-	case(LIST_enum):
+	case LIST_enum:
 		print_otag(h, TAG_OL, 2, tag);
 		break;
-	case(LIST_diag):
+	case LIST_diag:
 		/* FALLTHROUGH */
-	case(LIST_hang):
+	case LIST_hang:
 		/* FALLTHROUGH */
-	case(LIST_inset):
+	case LIST_inset:
 		/* FALLTHROUGH */
-	case(LIST_ohang):
+	case LIST_ohang:
 		/* FALLTHROUGH */
-	case(LIST_tag):
+	case LIST_tag:
 		print_otag(h, TAG_DL, 2, tag);
 		break;
-	case(LIST_column):
+	case LIST_column:
 		print_otag(h, TAG_TABLE, 2, tag);
 		break;
 	default:
@@ -1082,7 +1033,6 @@ mdoc_bl_pre(MDOC_ARGS)
 	return(1);
 }
 
-/* ARGSUSED */
 static int
 mdoc_ex_pre(MDOC_ARGS)
 {
@@ -1115,16 +1065,14 @@ mdoc_ex_pre(MDOC_ARGS)
 	}
 
 	if (nchild > 1)
-		print_text(h, "utilities exit");
+		print_text(h, "utilities exit\\~0");
 	else
-		print_text(h, "utility exits");
+		print_text(h, "utility exits\\~0");
 
-       	print_text(h, "0 on success, and >0 if an error occurs.");
+	print_text(h, "on success, and\\~>0 if an error occurs.");
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_em_pre(MDOC_ARGS)
 {
@@ -1135,8 +1083,6 @@ mdoc_em_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_d1_pre(MDOC_ARGS)
 {
@@ -1147,6 +1093,7 @@ mdoc_d1_pre(MDOC_ARGS)
 		return(1);
 
 	SCALE_VS_INIT(&su, 0);
+	bufinit(h);
 	bufcat_su(h, "margin-top", &su);
 	bufcat_su(h, "margin-bottom", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
@@ -1160,41 +1107,38 @@ mdoc_d1_pre(MDOC_ARGS)
 	if (MDOC_Dl == n->tok) {
 		PAIR_CLASS_INIT(&tag[0], "lit");
 		print_otag(h, TAG_CODE, 1, tag);
-	} 
+	}
 
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_sx_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag[2];
-	char		 buf[BUFSIZ];
 
-	strlcpy(buf, "#", BUFSIZ);
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "#x");
+
+	for (n = n->child; n; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
 	PAIR_CLASS_INIT(&tag[0], "link-sec");
-	PAIR_HREF_INIT(&tag[1], buf);
+	PAIR_HREF_INIT(&tag[1], h->buf);
 
 	print_otag(h, TAG_I, 1, tag);
 	print_otag(h, TAG_A, 2, tag);
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bd_pre(MDOC_ARGS)
 {
-	struct htmlpair	 	 tag[2];
-	int		 	 comp, sv;
+	struct htmlpair		 tag[2];
+	int			 comp, sv;
 	const struct mdoc_node	*nn;
 	struct roffsu		 su;
 
@@ -1212,7 +1156,7 @@ mdoc_bd_pre(MDOC_ARGS)
 				break;
 		}
 		if ( ! comp)
-			print_otag(h, TAG_P, 0, NULL);
+			print_paragraph(h);
 		return(1);
 	}
 
@@ -1220,11 +1164,12 @@ mdoc_bd_pre(MDOC_ARGS)
 	if (n->norm->Bd.offs)
 		a2offs(n->norm->Bd.offs, &su);
 
+	bufinit(h);
 	bufcat_su(h, "margin-left", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
 
-	if (DISP_unfilled != n->norm->Bd.type && 
-			DISP_literal != n->norm->Bd.type) {
+	if (DISP_unfilled != n->norm->Bd.type &&
+	    DISP_literal != n->norm->Bd.type) {
 		PAIR_CLASS_INIT(&tag[1], "display");
 		print_otag(h, TAG_DIV, 2, tag);
 		return(1);
@@ -1239,7 +1184,7 @@ mdoc_bd_pre(MDOC_ARGS)
 	h->flags |= HTML_LITERAL;
 
 	for (nn = n->child; nn; nn = nn->next) {
-		print_mdoc_node(m, nn, h);
+		print_mdoc_node(meta, nn, h);
 		/*
 		 * If the printed node flushes its own line, then we
 		 * needn't do it here as well.  This is hacky, but the
@@ -1247,21 +1192,21 @@ mdoc_bd_pre(MDOC_ARGS)
 		 * anyway, so don't sweat it.
 		 */
 		switch (nn->tok) {
-		case (MDOC_Sm):
+		case MDOC_Sm:
 			/* FALLTHROUGH */
-		case (MDOC_br):
+		case MDOC_br:
 			/* FALLTHROUGH */
-		case (MDOC_sp):
+		case MDOC_sp:
 			/* FALLTHROUGH */
-		case (MDOC_Bl):
+		case MDOC_Bl:
 			/* FALLTHROUGH */
-		case (MDOC_D1):
+		case MDOC_D1:
 			/* FALLTHROUGH */
-		case (MDOC_Dl):
+		case MDOC_Dl:
 			/* FALLTHROUGH */
-		case (MDOC_Lp):
+		case MDOC_Lp:
 			/* FALLTHROUGH */
-		case (MDOC_Pp):
+		case MDOC_Pp:
 			continue;
 		default:
 			break;
@@ -1280,8 +1225,6 @@ mdoc_bd_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_pa_pre(MDOC_ARGS)
 {
@@ -1292,8 +1235,6 @@ mdoc_pa_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ad_pre(MDOC_ARGS)
 {
@@ -1304,22 +1245,36 @@ mdoc_ad_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_an_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
-	/* TODO: -split and -nosplit (see termp_an_pre()). */
+	if (n->norm->An.auth == AUTH_split) {
+		h->flags &= ~HTML_NOSPLIT;
+		h->flags |= HTML_SPLIT;
+		return(0);
+	}
+	if (n->norm->An.auth == AUTH_nosplit) {
+		h->flags &= ~HTML_SPLIT;
+		h->flags |= HTML_NOSPLIT;
+		return(0);
+	}
 
+	if (n->child == NULL)
+		return(0);
+
+	if (h->flags & HTML_SPLIT)
+		print_otag(h, TAG_BR, 0, NULL);
+
+	if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT))
+		h->flags |= HTML_SPLIT;
+
 	PAIR_CLASS_INIT(&tag, "author");
 	print_otag(h, TAG_SPAN, 1, &tag);
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_cd_pre(MDOC_ARGS)
 {
@@ -1331,8 +1286,6 @@ mdoc_cd_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_dv_pre(MDOC_ARGS)
 {
@@ -1343,8 +1296,6 @@ mdoc_dv_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ev_pre(MDOC_ARGS)
 {
@@ -1355,8 +1306,6 @@ mdoc_ev_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_er_pre(MDOC_ARGS)
 {
@@ -1367,8 +1316,6 @@ mdoc_er_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fa_pre(MDOC_ARGS)
 {
@@ -1400,8 +1347,6 @@ mdoc_fa_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fd_pre(MDOC_ARGS)
 {
@@ -1430,22 +1375,30 @@ mdoc_fd_pre(MDOC_ARGS)
 
 	if (NULL != (n = n->next)) {
 		assert(MDOC_TEXT == n->type);
-		strlcpy(buf, '<' == *n->string || '"' == *n->string ? 
-				n->string + 1 : n->string, BUFSIZ);
 
+		/*
+		 * XXX This is broken and not easy to fix.
+		 * When using -Oincludes, truncation may occur.
+		 * Dynamic allocation wouldn't help because
+		 * passing long strings to buffmt_includes()
+		 * does not work either.
+		 */
+
+		strlcpy(buf, '<' == *n->string || '"' == *n->string ?
+		    n->string + 1 : n->string, BUFSIZ);
+
 		sz = strlen(buf);
 		if (sz && ('>' == buf[sz - 1] || '"' == buf[sz - 1]))
 			buf[sz - 1] = '\0';
 
 		PAIR_CLASS_INIT(&tag[0], "link-includes");
-		bufinit(h);
-		
+
 		i = 1;
 		if (h->base_includes) {
 			buffmt_includes(h, buf);
 			PAIR_HREF_INIT(&tag[i], h->buf);
 			i++;
-		} 
+		}
 
 		t = print_otag(h, TAG_A, i, tag);
 		print_text(h, n->string);
@@ -1462,8 +1415,6 @@ mdoc_fd_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_vt_pre(MDOC_ARGS)
 {
@@ -1482,8 +1433,6 @@ mdoc_vt_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ft_pre(MDOC_ARGS)
 {
@@ -1495,8 +1444,6 @@ mdoc_ft_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fn_pre(MDOC_ARGS)
 {
@@ -1517,7 +1464,7 @@ mdoc_fn_pre(MDOC_ARGS)
 	if (NULL != ep) {
 		PAIR_CLASS_INIT(&tag[0], "ftype");
 		t = print_otag(h, TAG_I, 1, tag);
-	
+
 		while (ep) {
 			sz = MIN((int)(ep - sp), BUFSIZ - 1);
 			(void)memcpy(nbuf, sp, (size_t)sz);
@@ -1549,18 +1496,17 @@ mdoc_fn_pre(MDOC_ARGS)
 
 	t = print_otag(h, TAG_B, 1, tag);
 
-	if (sp) {
-		strlcpy(nbuf, sp, BUFSIZ);
-		print_text(h, nbuf);
-	}
+	if (sp)
+		print_text(h, sp);
 
 	print_tagq(h, t);
 
 	h->flags |= HTML_NOSPACE;
 	print_text(h, "(");
+	h->flags |= HTML_NOSPACE;
 
-	bufinit(h);
 	PAIR_CLASS_INIT(&tag[0], "farg");
+	bufinit(h);
 	bufcat_style(h, "white-space", "nowrap");
 	PAIR_STYLE_INIT(&tag[1], h);
 
@@ -1588,43 +1534,38 @@ mdoc_fn_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_sm_pre(MDOC_ARGS)
 {
 
-	assert(n->child && MDOC_TEXT == n->child->type);
-	if (0 == strcmp("on", n->child->string)) {
-		/* 
-		 * FIXME: no p->col to check.  Thus, if we have
-		 *  .Bd -literal
-		 *  .Sm off
-		 *  1 2
-		 *  .Sm on
-		 *  3
-		 *  .Ed
-		 * the "3" is preceded by a space.
-		 */
-		h->flags &= ~HTML_NOSPACE;
+	if (NULL == n->child)
+		h->flags ^= HTML_NONOSPACE;
+	else if (0 == strcmp("on", n->child->string))
 		h->flags &= ~HTML_NONOSPACE;
-	} else
+	else
 		h->flags |= HTML_NONOSPACE;
 
+	if ( ! (HTML_NONOSPACE & h->flags))
+		h->flags &= ~HTML_NOSPACE;
+
 	return(0);
 }
 
-/* ARGSUSED */
 static int
-mdoc_pp_pre(MDOC_ARGS)
+mdoc_skip_pre(MDOC_ARGS)
 {
 
-	print_otag(h, TAG_P, 0, NULL);
 	return(0);
+}
 
+static int
+mdoc_pp_pre(MDOC_ARGS)
+{
+
+	print_paragraph(h);
+	return(0);
 }
 
-/* ARGSUSED */
 static int
 mdoc_sp_pre(MDOC_ARGS)
 {
@@ -1634,11 +1575,13 @@ mdoc_sp_pre(MDOC_ARGS)
 	SCALE_VS_INIT(&su, 1);
 
 	if (MDOC_sp == n->tok) {
-		if (n->child)
-			a2roffsu(n->child->string, &su, SCALE_VS);
+		if (NULL != (n = n->child))
+			if ( ! a2roffsu(n->string, &su, SCALE_VS))
+				SCALE_VS_INIT(&su, atoi(n->string));
 	} else
-		su.scale = 0;
+		su.scale = 0.0;
 
+	bufinit(h);
 	bufcat_su(h, "height", &su);
 	PAIR_STYLE_INIT(&tag, h);
 	print_otag(h, TAG_DIV, 1, &tag);
@@ -1650,7 +1593,6 @@ mdoc_sp_pre(MDOC_ARGS)
 
 }
 
-/* ARGSUSED */
 static int
 mdoc_lk_pre(MDOC_ARGS)
 {
@@ -1666,16 +1608,15 @@ mdoc_lk_pre(MDOC_ARGS)
 
 	print_otag(h, TAG_A, 2, tag);
 
-	for (n = n->next; n; n = n->next) {
-		assert(MDOC_TEXT == n->type);
+	if (NULL == n->next)
 		print_text(h, n->string);
-	}
 
+	for (n = n->next; n; n = n->next)
+		print_text(h, n->string);
+
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_mt_pre(MDOC_ARGS)
 {
@@ -1696,12 +1637,10 @@ mdoc_mt_pre(MDOC_ARGS)
 		print_text(h, n->string);
 		print_tagq(h, t);
 	}
-	
+
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fo_pre(MDOC_ARGS)
 {
@@ -1730,8 +1669,6 @@ mdoc_fo_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static void
 mdoc_fo_post(MDOC_ARGS)
 {
@@ -1744,8 +1681,6 @@ mdoc_fo_post(MDOC_ARGS)
 	print_text(h, ";");
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_in_pre(MDOC_ARGS)
 {
@@ -1775,15 +1710,13 @@ mdoc_in_pre(MDOC_ARGS)
 		assert(MDOC_TEXT == n->type);
 
 		PAIR_CLASS_INIT(&tag[0], "link-includes");
-		bufinit(h);
 
 		i = 1;
-
 		if (h->base_includes) {
 			buffmt_includes(h, n->string);
 			PAIR_HREF_INIT(&tag[i], h->buf);
 			i++;
-		} 
+		}
 
 		t = print_otag(h, TAG_A, i, tag);
 		print_text(h, n->string);
@@ -1803,8 +1736,6 @@ mdoc_in_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ic_pre(MDOC_ARGS)
 {
@@ -1815,8 +1746,6 @@ mdoc_ic_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_rv_pre(MDOC_ARGS)
 {
@@ -1829,46 +1758,50 @@ mdoc_rv_pre(MDOC_ARGS)
 
 	PAIR_CLASS_INIT(&tag, "fname");
 
-	print_text(h, "The");
-
 	nchild = n->nchild;
-	for (n = n->child; n; n = n->next) {
-		assert(MDOC_TEXT == n->type);
+	if (nchild > 0) {
+		print_text(h, "The");
 
-		t = print_otag(h, TAG_B, 1, &tag);
-		print_text(h, n->string);
-		print_tagq(h, t);
+		for (n = n->child; n; n = n->next) {
+			t = print_otag(h, TAG_B, 1, &tag);
+			print_text(h, n->string);
+			print_tagq(h, t);
 
-		h->flags |= HTML_NOSPACE;
-		print_text(h, "()");
-
-		if (nchild > 2 && n->next) {
 			h->flags |= HTML_NOSPACE;
-			print_text(h, ",");
+			print_text(h, "()");
+
+			if (n->next == NULL)
+				continue;
+
+			if (nchild > 2) {
+				h->flags |= HTML_NOSPACE;
+				print_text(h, ",");
+			}
+			if (n->next->next == NULL)
+				print_text(h, "and");
 		}
 
-		if (n->next && NULL == n->next->next)
-			print_text(h, "and");
-	}
+		if (nchild > 1)
+			print_text(h, "functions return");
+		else
+			print_text(h, "function returns");
 
-	if (nchild > 1)
-		print_text(h, "functions return");
-	else
-		print_text(h, "function returns");
+		print_text(h, "the value\\~0 if successful;");
+	} else
+		print_text(h, "Upon successful completion,"
+                    " the value\\~0 is returned;");
 
-       	print_text(h, "the value 0 if successful; otherwise the value "
-			"-1 is returned and the global variable");
+	print_text(h, "otherwise the value\\~\\-1 is returned"
+	   " and the global variable");
 
 	PAIR_CLASS_INIT(&tag, "var");
 	t = print_otag(h, TAG_B, 1, &tag);
 	print_text(h, "errno");
 	print_tagq(h, t);
-       	print_text(h, "is set to indicate the error.");
+	print_text(h, "is set to indicate the error.");
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_va_pre(MDOC_ARGS)
 {
@@ -1879,20 +1812,16 @@ mdoc_va_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ap_pre(MDOC_ARGS)
 {
-	
+
 	h->flags |= HTML_NOSPACE;
 	print_text(h, "\\(aq");
 	h->flags |= HTML_NOSPACE;
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bf_pre(MDOC_ARGS)
 {
@@ -1904,19 +1833,20 @@ mdoc_bf_pre(MDOC_ARGS)
 	else if (MDOC_BODY != n->type)
 		return(1);
 
-	if (FONT_Em == n->norm->Bf.font) 
+	if (FONT_Em == n->norm->Bf.font)
 		PAIR_CLASS_INIT(&tag[0], "emph");
-	else if (FONT_Sy == n->norm->Bf.font) 
+	else if (FONT_Sy == n->norm->Bf.font)
 		PAIR_CLASS_INIT(&tag[0], "symb");
-	else if (FONT_Li == n->norm->Bf.font) 
+	else if (FONT_Li == n->norm->Bf.font)
 		PAIR_CLASS_INIT(&tag[0], "lit");
 	else
 		PAIR_CLASS_INIT(&tag[0], "none");
 
-	/* 
+	/*
 	 * We want this to be inline-formatted, but needs to be div to
-	 * accept block children. 
+	 * accept block children.
 	 */
+	bufinit(h);
 	bufcat_style(h, "display", "inline");
 	SCALE_HS_INIT(&su, 1);
 	/* Needs a left-margin for spacing. */
@@ -1926,8 +1856,6 @@ mdoc_bf_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ms_pre(MDOC_ARGS)
 {
@@ -1938,8 +1866,6 @@ mdoc_ms_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_igndelim_pre(MDOC_ARGS)
 {
@@ -1948,8 +1874,6 @@ mdoc_igndelim_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static void
 mdoc_pf_post(MDOC_ARGS)
 {
@@ -1957,8 +1881,6 @@ mdoc_pf_post(MDOC_ARGS)
 	h->flags |= HTML_NOSPACE;
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_rs_pre(MDOC_ARGS)
 {
@@ -1968,28 +1890,23 @@ mdoc_rs_pre(MDOC_ARGS)
 		return(1);
 
 	if (n->prev && SEC_SEE_ALSO == n->sec)
-		print_otag(h, TAG_P, 0, NULL);
+		print_paragraph(h);
 
 	PAIR_CLASS_INIT(&tag, "ref");
 	print_otag(h, TAG_SPAN, 1, &tag);
 	return(1);
 }
 
-
-
-/* ARGSUSED */
 static int
 mdoc_li_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
 	PAIR_CLASS_INIT(&tag, "lit");
-	print_otag(h, TAG_SPAN, 1, &tag);
+	print_otag(h, TAG_CODE, 1, &tag);
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_sy_pre(MDOC_ARGS)
 {
@@ -2000,8 +1917,6 @@ mdoc_sy_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bt_pre(MDOC_ARGS)
 {
@@ -2010,8 +1925,6 @@ mdoc_bt_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ud_pre(MDOC_ARGS)
 {
@@ -2020,8 +1933,6 @@ mdoc_ud_pre(MDOC_ARGS)
 	return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_lb_pre(MDOC_ARGS)
 {
@@ -2035,8 +1946,6 @@ mdoc_lb_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc__x_pre(MDOC_ARGS)
 {
@@ -2046,52 +1955,52 @@ mdoc__x_pre(MDOC_ARGS)
 	t = TAG_SPAN;
 
 	switch (n->tok) {
-	case(MDOC__A):
+	case MDOC__A:
 		PAIR_CLASS_INIT(&tag[0], "ref-auth");
 		if (n->prev && MDOC__A == n->prev->tok)
 			if (NULL == n->next || MDOC__A != n->next->tok)
 				print_text(h, "and");
 		break;
-	case(MDOC__B):
+	case MDOC__B:
 		PAIR_CLASS_INIT(&tag[0], "ref-book");
 		t = TAG_I;
 		break;
-	case(MDOC__C):
+	case MDOC__C:
 		PAIR_CLASS_INIT(&tag[0], "ref-city");
 		break;
-	case(MDOC__D):
+	case MDOC__D:
 		PAIR_CLASS_INIT(&tag[0], "ref-date");
 		break;
-	case(MDOC__I):
+	case MDOC__I:
 		PAIR_CLASS_INIT(&tag[0], "ref-issue");
 		t = TAG_I;
 		break;
-	case(MDOC__J):
+	case MDOC__J:
 		PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
 		t = TAG_I;
 		break;
-	case(MDOC__N):
+	case MDOC__N:
 		PAIR_CLASS_INIT(&tag[0], "ref-num");
 		break;
-	case(MDOC__O):
+	case MDOC__O:
 		PAIR_CLASS_INIT(&tag[0], "ref-opt");
 		break;
-	case(MDOC__P):
+	case MDOC__P:
 		PAIR_CLASS_INIT(&tag[0], "ref-page");
 		break;
-	case(MDOC__Q):
+	case MDOC__Q:
 		PAIR_CLASS_INIT(&tag[0], "ref-corp");
 		break;
-	case(MDOC__R):
+	case MDOC__R:
 		PAIR_CLASS_INIT(&tag[0], "ref-rep");
 		break;
-	case(MDOC__T):
+	case MDOC__T:
 		PAIR_CLASS_INIT(&tag[0], "ref-title");
 		break;
-	case(MDOC__U):
+	case MDOC__U:
 		PAIR_CLASS_INIT(&tag[0], "link-ref");
 		break;
-	case(MDOC__V):
+	case MDOC__V:
 		PAIR_CLASS_INIT(&tag[0], "ref-vol");
 		break;
 	default:
@@ -2110,8 +2019,6 @@ mdoc__x_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static void
 mdoc__x_post(MDOC_ARGS)
 {
@@ -2130,18 +2037,16 @@ mdoc__x_post(MDOC_ARGS)
 	print_text(h, n->next ? "," : ".");
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bk_pre(MDOC_ARGS)
 {
 
 	switch (n->type) {
-	case (MDOC_BLOCK):
+	case MDOC_BLOCK:
 		break;
-	case (MDOC_HEAD):
+	case MDOC_HEAD:
 		return(0);
-	case (MDOC_BODY):
+	case MDOC_BODY:
 		if (n->parent->args || 0 == n->prev->nchild)
 			h->flags |= HTML_PREKEEP;
 		break;
@@ -2153,8 +2058,6 @@ mdoc_bk_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static void
 mdoc_bk_post(MDOC_ARGS)
 {
@@ -2163,8 +2066,6 @@ mdoc_bk_post(MDOC_ARGS)
 		h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_quote_pre(MDOC_ARGS)
 {
@@ -2174,48 +2075,60 @@ mdoc_quote_pre(MDOC_ARGS)
 		return(1);
 
 	switch (n->tok) {
-	case (MDOC_Ao):
+	case MDOC_Ao:
 		/* FALLTHROUGH */
-	case (MDOC_Aq):
+	case MDOC_Aq:
 		print_text(h, "\\(la");
 		break;
-	case (MDOC_Bro):
+	case MDOC_Bro:
 		/* FALLTHROUGH */
-	case (MDOC_Brq):
+	case MDOC_Brq:
 		print_text(h, "\\(lC");
 		break;
-	case (MDOC_Bo):
+	case MDOC_Bo:
 		/* FALLTHROUGH */
-	case (MDOC_Bq):
+	case MDOC_Bq:
 		print_text(h, "\\(lB");
 		break;
-	case (MDOC_Oo):
+	case MDOC_Oo:
 		/* FALLTHROUGH */
-	case (MDOC_Op):
+	case MDOC_Op:
 		print_text(h, "\\(lB");
 		h->flags |= HTML_NOSPACE;
 		PAIR_CLASS_INIT(&tag, "opt");
 		print_otag(h, TAG_SPAN, 1, &tag);
 		break;
-	case (MDOC_Do):
+	case MDOC_En:
+		if (NULL == n->norm->Es ||
+		    NULL == n->norm->Es->child)
+			return(1);
+		print_text(h, n->norm->Es->child->string);
+		break;
+	case MDOC_Eo:
+		break;
+	case MDOC_Do:
 		/* FALLTHROUGH */
-	case (MDOC_Dq):
+	case MDOC_Dq:
 		/* FALLTHROUGH */
-	case (MDOC_Qo):
+	case MDOC_Qo:
 		/* FALLTHROUGH */
-	case (MDOC_Qq):
+	case MDOC_Qq:
 		print_text(h, "\\(lq");
 		break;
-	case (MDOC_Po):
+	case MDOC_Po:
 		/* FALLTHROUGH */
-	case (MDOC_Pq):
+	case MDOC_Pq:
 		print_text(h, "(");
 		break;
-	case (MDOC_Ql):
+	case MDOC_Ql:
+		print_text(h, "\\(oq");
+		h->flags |= HTML_NOSPACE;
+		PAIR_CLASS_INIT(&tag, "lit");
+		print_otag(h, TAG_CODE, 1, &tag);
+		break;
+	case MDOC_So:
 		/* FALLTHROUGH */
-	case (MDOC_So):
-		/* FALLTHROUGH */
-	case (MDOC_Sq):
+	case MDOC_Sq:
 		print_text(h, "\\(oq");
 		break;
 	default:
@@ -2227,8 +2140,6 @@ mdoc_quote_pre(MDOC_ARGS)
 	return(1);
 }
 
-
-/* ARGSUSED */
 static void
 mdoc_quote_post(MDOC_ARGS)
 {
@@ -2236,53 +2147,62 @@ mdoc_quote_post(MDOC_ARGS)
 	if (MDOC_BODY != n->type)
 		return;
 
-	h->flags |= HTML_NOSPACE;
+	if (MDOC_En != n->tok)
+		h->flags |= HTML_NOSPACE;
 
 	switch (n->tok) {
-	case (MDOC_Ao):
+	case MDOC_Ao:
 		/* FALLTHROUGH */
-	case (MDOC_Aq):
+	case MDOC_Aq:
 		print_text(h, "\\(ra");
 		break;
-	case (MDOC_Bro):
+	case MDOC_Bro:
 		/* FALLTHROUGH */
-	case (MDOC_Brq):
+	case MDOC_Brq:
 		print_text(h, "\\(rC");
 		break;
-	case (MDOC_Oo):
+	case MDOC_Oo:
 		/* FALLTHROUGH */
-	case (MDOC_Op):
+	case MDOC_Op:
 		/* FALLTHROUGH */
-	case (MDOC_Bo):
+	case MDOC_Bo:
 		/* FALLTHROUGH */
-	case (MDOC_Bq):
+	case MDOC_Bq:
 		print_text(h, "\\(rB");
 		break;
-	case (MDOC_Qo):
+	case MDOC_En:
+		if (NULL != n->norm->Es &&
+		    NULL != n->norm->Es->child &&
+		    NULL != n->norm->Es->child->next) {
+			h->flags |= HTML_NOSPACE;
+			print_text(h, n->norm->Es->child->next->string);
+		}
+		break;
+	case MDOC_Eo:
+		break;
+	case MDOC_Qo:
 		/* FALLTHROUGH */
-	case (MDOC_Qq):
+	case MDOC_Qq:
 		/* FALLTHROUGH */
-	case (MDOC_Do):
+	case MDOC_Do:
 		/* FALLTHROUGH */
-	case (MDOC_Dq):
+	case MDOC_Dq:
 		print_text(h, "\\(rq");
 		break;
-	case (MDOC_Po):
+	case MDOC_Po:
 		/* FALLTHROUGH */
-	case (MDOC_Pq):
+	case MDOC_Pq:
 		print_text(h, ")");
 		break;
-	case (MDOC_Ql):
+	case MDOC_Ql:
 		/* FALLTHROUGH */
-	case (MDOC_So):
+	case MDOC_So:
 		/* FALLTHROUGH */
-	case (MDOC_Sq):
-		print_text(h, "\\(aq");
+	case MDOC_Sq:
+		print_text(h, "\\(cq");
 		break;
 	default:
 		abort();
 		/* NOTREACHED */
 	}
 }
-
-