Clarified EXIT STATUS sections. Discussed among schwarze@, Thomas, and

[mandoc.git] / mdoc_html.c

diff --git a/mdoc_html.c b/mdoc_html.c
index 2b8f0db4ec24d2d93025608d5f9c8554bff3ba10..1ee5c07667e1ca1baf1c77b4e59edb546c81f4a5 100644 (file)
--- a/mdoc_html.c
+++ b/mdoc_html.c
@@ -1,6 +1,6 @@
-/*     $Id: mdoc_html.c,v 1.18 2009/10/03 16:36:06 kristaps Exp $ */
+/*     $Id: mdoc_html.c,v 1.102 2010/08/20 01:02:07 schwarze Exp $ */

 /*
 /*

- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>

  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above


@@ -14,20 +14,24 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
  * 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>
 #include <sys/types.h>

-#include <sys/param.h>
-#include <sys/queue.h>

 
 #include <assert.h>
 #include <ctype.h>
 
 #include <assert.h>
 #include <ctype.h>

-#include <err.h>

 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 

+#include "mandoc.h"
+#include "out.h"

 #include "html.h"
 #include "mdoc.h"
 #include "html.h"
 #include "mdoc.h"

+#include "main.h"

 
 #define        INDENT           5
 #define        HALFINDENT       3
 
 #define        INDENT           5
 #define        HALFINDENT       3


@@ -35,9 +39,10 @@
 #define        MDOC_ARGS         const struct mdoc_meta *m, \
                          const struct mdoc_node *n, \
                          struct html *h
 #define        MDOC_ARGS         const struct mdoc_meta *m, \
                          const struct mdoc_node *n, \
                          struct html *h

-#define        MAN_ARGS          const struct man_meta *m, \
-                         const struct man_node *n, \
-                         struct html *h
+
+#ifndef MIN
+#define        MIN(a,b)        ((/*CONSTCOND*/(a)<(b))?(a):(b))
+#endif

 
 struct htmlmdoc {
        int             (*pre)(MDOC_ARGS);
 
 struct htmlmdoc {
        int             (*pre)(MDOC_ARGS);


@@ -48,17 +53,14 @@ 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              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 *, 
+                               const struct mdoc_node *);

 
 

-static int               a2width(const char *);
-static int               a2offs(const char *);
-static int               a2list(const struct mdoc_node *);
+static void              a2width(const char *, struct roffsu *);
+static void              a2offs(const char *, struct roffsu *);

 
 static void              mdoc_root_post(MDOC_ARGS);
 static int               mdoc_root_pre(MDOC_ARGS);
 
 static void              mdoc_root_post(MDOC_ARGS);
 static int               mdoc_root_pre(MDOC_ARGS);

-static int               mdoc_tbl_pre(MDOC_ARGS, int);
-static int               mdoc_tbl_block_pre(MDOC_ARGS, int, int, int, int);
-static int               mdoc_tbl_body_pre(MDOC_ARGS, int, int);
-static int               mdoc_tbl_head_pre(MDOC_ARGS, int, int);

 
 static void              mdoc__x_post(MDOC_ARGS);
 static int               mdoc__x_pre(MDOC_ARGS);
 
 static void              mdoc__x_post(MDOC_ARGS);
 static int               mdoc__x_pre(MDOC_ARGS);


@@ -70,6 +72,8 @@ static        int               mdoc_aq_pre(MDOC_ARGS);
 static int               mdoc_ar_pre(MDOC_ARGS);
 static int               mdoc_bd_pre(MDOC_ARGS);
 static int               mdoc_bf_pre(MDOC_ARGS);
 static int               mdoc_ar_pre(MDOC_ARGS);
 static int               mdoc_bd_pre(MDOC_ARGS);
 static int               mdoc_bf_pre(MDOC_ARGS);

+static void              mdoc_bk_post(MDOC_ARGS);
+static int               mdoc_bk_pre(MDOC_ARGS);

 static void              mdoc_bl_post(MDOC_ARGS);
 static int               mdoc_bl_pre(MDOC_ARGS);
 static void              mdoc_bq_post(MDOC_ARGS);
 static void              mdoc_bl_post(MDOC_ARGS);
 static int               mdoc_bl_pre(MDOC_ARGS);
 static void              mdoc_bq_post(MDOC_ARGS);


@@ -96,6 +100,12 @@ static      void              mdoc_fo_post(MDOC_ARGS);
 static int               mdoc_fo_pre(MDOC_ARGS);
 static int               mdoc_ic_pre(MDOC_ARGS);
 static int               mdoc_in_pre(MDOC_ARGS);
 static int               mdoc_fo_pre(MDOC_ARGS);
 static int               mdoc_ic_pre(MDOC_ARGS);
 static int               mdoc_in_pre(MDOC_ARGS);

+static int               mdoc_it_block_pre(MDOC_ARGS, enum mdoc_list,
+                               int, struct roffsu *, struct roffsu *);
+static int               mdoc_it_head_pre(MDOC_ARGS, enum mdoc_list, 
+                               struct roffsu *);
+static int               mdoc_it_body_pre(MDOC_ARGS, enum mdoc_list,
+                               struct roffsu *);

 static int               mdoc_it_pre(MDOC_ARGS);
 static int               mdoc_lb_pre(MDOC_ARGS);
 static int               mdoc_li_pre(MDOC_ARGS);
 static int               mdoc_it_pre(MDOC_ARGS);
 static int               mdoc_lb_pre(MDOC_ARGS);
 static int               mdoc_li_pre(MDOC_ARGS);


@@ -115,6 +125,7 @@ static      int               mdoc_pq_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_rs_pre(MDOC_ARGS);
 static int               mdoc_rv_pre(MDOC_ARGS);
 static int               mdoc_sh_pre(MDOC_ARGS);

+static int               mdoc_sm_pre(MDOC_ARGS);

 static int               mdoc_sp_pre(MDOC_ARGS);
 static void              mdoc_sq_post(MDOC_ARGS);
 static int               mdoc_sq_pre(MDOC_ARGS);
 static int               mdoc_sp_pre(MDOC_ARGS);
 static void              mdoc_sq_post(MDOC_ARGS);
 static int               mdoc_sq_pre(MDOC_ARGS);


@@ -127,11 +138,6 @@ static     int               mdoc_vt_pre(MDOC_ARGS);
 static int               mdoc_xr_pre(MDOC_ARGS);
 static int               mdoc_xx_pre(MDOC_ARGS);
 
 static int               mdoc_xr_pre(MDOC_ARGS);
 static int               mdoc_xx_pre(MDOC_ARGS);
 

-#ifdef __linux__
-extern size_t            strlcpy(char *, const char *, size_t);
-extern size_t            strlcat(char *, const char *, size_t);
-#endif
-

 static const struct htmlmdoc mdocs[MDOC_MAX] = {
        {mdoc_ap_pre, NULL}, /* Ap */
        {NULL, NULL}, /* Dd */
 static const struct htmlmdoc mdocs[MDOC_MAX] = {
        {mdoc_ap_pre, NULL}, /* Ap */
        {NULL, NULL}, /* Dd */


@@ -199,12 +205,12 @@ static    const struct htmlmdoc mdocs[MDOC_MAX] = {
        {NULL, NULL}, /* Dc */
        {mdoc_dq_pre, mdoc_dq_post}, /* Do */
        {mdoc_dq_pre, mdoc_dq_post}, /* Dq */
        {NULL, NULL}, /* Dc */
        {mdoc_dq_pre, mdoc_dq_post}, /* Do */
        {mdoc_dq_pre, mdoc_dq_post}, /* Dq */

-       {NULL, NULL}, /* Ec */
+       {NULL, NULL}, /* Ec */ /* FIXME: no space */

        {NULL, NULL}, /* Ef */
        {mdoc_em_pre, NULL}, /* Em */ 
        {NULL, NULL}, /* Eo */
        {mdoc_xx_pre, NULL}, /* Fx */
        {NULL, NULL}, /* Ef */
        {mdoc_em_pre, NULL}, /* Em */ 
        {NULL, NULL}, /* Eo */
        {mdoc_xx_pre, NULL}, /* Fx */

-       {mdoc_ms_pre, NULL}, /* Ms */ /* FIXME: convert to symbol? */
+       {mdoc_ms_pre, NULL}, /* Ms */

        {NULL, NULL}, /* No */
        {mdoc_ns_pre, NULL}, /* Ns */
        {mdoc_xx_pre, NULL}, /* Nx */
        {NULL, NULL}, /* No */
        {mdoc_ns_pre, NULL}, /* Ns */
        {mdoc_xx_pre, NULL}, /* Nx */


@@ -222,7 +228,7 @@ static      const struct htmlmdoc mdocs[MDOC_MAX] = {
        {NULL, NULL}, /* Sc */
        {mdoc_sq_pre, mdoc_sq_post}, /* So */
        {mdoc_sq_pre, mdoc_sq_post}, /* Sq */
        {NULL, NULL}, /* Sc */
        {mdoc_sq_pre, mdoc_sq_post}, /* So */
        {mdoc_sq_pre, mdoc_sq_post}, /* Sq */

-       {NULL, NULL}, /* Sm */ /* FIXME - no idea. */
+       {mdoc_sm_pre, NULL}, /* Sm */ 

        {mdoc_sx_pre, NULL}, /* Sx */
        {mdoc_sy_pre, NULL}, /* Sy */
        {NULL, NULL}, /* Tn */
        {mdoc_sx_pre, NULL}, /* Sx */
        {mdoc_sy_pre, NULL}, /* Sy */
        {NULL, NULL}, /* Tn */


@@ -233,7 +239,7 @@ static      const struct htmlmdoc mdocs[MDOC_MAX] = {
        {NULL, NULL}, /* Fc */ 
        {mdoc_op_pre, mdoc_op_post}, /* Oo */
        {NULL, NULL}, /* Oc */
        {NULL, NULL}, /* Fc */ 
        {mdoc_op_pre, mdoc_op_post}, /* Oo */
        {NULL, NULL}, /* Oc */

-       {NULL, NULL}, /* Bk */
+       {mdoc_bk_pre, mdoc_bk_post}, /* Bk */

        {NULL, NULL}, /* Ek */
        {mdoc_bt_pre, NULL}, /* Bt */
        {NULL, NULL}, /* Hf */
        {NULL, NULL}, /* Ek */
        {mdoc_bt_pre, NULL}, /* Bt */
        {NULL, NULL}, /* Hf */


@@ -253,6 +259,8 @@ static      const struct htmlmdoc mdocs[MDOC_MAX] = {
        {mdoc__x_pre, mdoc__x_post}, /* %Q */ 
        {mdoc_sp_pre, NULL}, /* br */
        {mdoc_sp_pre, NULL}, /* sp */ 
        {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 */ 

 };
 
 
 };
 
 


@@ -264,7 +272,7 @@ html_mdoc(void *arg, const struct mdoc *m)
 
        h = (struct html *)arg;
 
 
        h = (struct html *)arg;
 

-       print_gen_doctype(h);
+       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);
        t = print_otag(h, TAG_HTML, 0, NULL);
        print_mdoc(mdoc_meta(m), mdoc_node(m), h);
        print_tagq(h, t);


@@ -273,90 +281,92 @@ html_mdoc(void *arg, const struct mdoc *m)
 }
 
 
 }
 
 

-static int
-a2list(const struct mdoc_node *n)
-{
-       int              i;
-
-       assert(MDOC_BLOCK == n->type && MDOC_Bl == n->tok);
-       assert(n->args);
-
-       for (i = 0; i < (int)n->args->argc; i++) 
-               switch (n->args->argv[i].arg) {
-               case (MDOC_Enum):
-                       /* FALLTHROUGH */
-               case (MDOC_Dash):
-                       /* FALLTHROUGH */
-               case (MDOC_Hyphen):
-                       /* FALLTHROUGH */
-               case (MDOC_Bullet):
-                       /* FALLTHROUGH */
-               case (MDOC_Tag):
-                       /* FALLTHROUGH */
-               case (MDOC_Hang):
-                       /* FALLTHROUGH */
-               case (MDOC_Inset):
-                       /* FALLTHROUGH */
-               case (MDOC_Diag):
-                       /* FALLTHROUGH */
-               case (MDOC_Item):
-                       /* FALLTHROUGH */
-               case (MDOC_Column):
-                       /* FALLTHROUGH */
-               case (MDOC_Ohang):
-                       return(n->args->argv[i].arg);
-               default:
-                       break;
-               }
+/*
+ * 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
+ * the value.
+ */
+static void
+a2width(const char *p, struct roffsu *su)
+{

 
 

-       abort();
-       /* NOTREACHED */
+       if ( ! a2roffsu(p, su, SCALE_MAX)) {
+               su->unit = SCALE_EM;
+               su->scale = (int)strlen(p);
+       }

 }
 
 
 }
 
 

-static int
-a2width(const char *p)
+/*
+ * See the same function in mdoc_term.c for documentation.
+ */
+static void
+synopsis_pre(struct html *h, const struct mdoc_node *n)

 {
 {

-       int              i, len;
+       struct roffsu    su;
+       struct htmlpair  tag;

 
 

-       if (0 == (len = (int)strlen(p)))
-               return(0);
-       for (i = 0; i < len - 1; i++) 
-               if ( ! isdigit((u_char)p[i]))
-                       break;
+       if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
+               return;

 
 

-       if (i == len - 1) 
-               if ('n' == p[len - 1] || 'm' == p[len - 1])
-                       return(atoi(p) + 2);
+       SCALE_VS_INIT(&su, 1);
+       bufcat_su(h, "margin-top", &su);
+       PAIR_STYLE_INIT(&tag, h);

 
 

-       return(len + 2);
+       if (n->prev->tok == n->tok && 
+                       MDOC_Fo != n->tok && 
+                       MDOC_Ft != n->tok && 
+                       MDOC_Fn != n->tok) {
+               print_otag(h, TAG_DIV, 0, NULL);
+               return;
+       }
+
+       switch (n->prev->tok) {
+       case (MDOC_Fd):
+               /* FALLTHROUGH */
+       case (MDOC_Fn):
+               /* FALLTHROUGH */
+       case (MDOC_Fo):
+               /* FALLTHROUGH */
+       case (MDOC_In):
+               /* FALLTHROUGH */
+       case (MDOC_Vt):
+               print_otag(h, TAG_DIV, 1, &tag);
+               break;
+       case (MDOC_Ft):
+               if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
+                       print_otag(h, TAG_DIV, 1, &tag);
+                       break;
+               }
+               /* FALLTHROUGH */
+       default:
+               print_otag(h, TAG_DIV, 0, NULL);
+               break;
+       }

 }
 
 
 }
 
 

-static int
-a2offs(const char *p)
+/*
+ * 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
+ * predefined strings (indent, etc.), or the string length of the value.
+ */
+static void
+a2offs(const char *p, struct roffsu *su)

 {
 {

-       int              len, i;

 
 

-       if (0 == strcmp(p, "left"))
-               return(0);
-       if (0 == strcmp(p, "indent"))
-               return(INDENT + 1);
-       if (0 == strcmp(p, "indent-two"))
-               return((INDENT + 1) * 2);
-
-       if (0 == (len = (int)strlen(p)))
-               return(0);
+       /* FIXME: "right"? */

 
 

-       for (i = 0; i < len - 1; i++) 
-               if ( ! isdigit((u_char)p[i]))
-                       break;
-
-       if (i == len - 1) 
-               if ('n' == p[len - 1] || 'm' == p[len - 1])
-                       return(atoi(p));
-
-       return(len);
+       if (0 == strcmp(p, "left"))
+               SCALE_HS_INIT(su, 0);
+       else if (0 == strcmp(p, "indent"))
+               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_EM;
+               su->scale = (int)strlen(p);
+       }

 }
 
 
 }
 
 


@@ -385,21 +395,19 @@ print_mdoc(MDOC_ARGS)
 static void
 print_mdoc_head(MDOC_ARGS)
 {
 static void
 print_mdoc_head(MDOC_ARGS)
 {

-       char            b[BUFSIZ];

 
        print_gen_head(h);
 
        print_gen_head(h);

-
-       (void)snprintf(b, BUFSIZ - 1, 
-                       "%s(%d)", m->title, m->msec);
+       bufinit(h);
+       buffmt(h, "%s(%s)", m->title, m->msec);

 
        if (m->arch) {
 
        if (m->arch) {

-               (void)strlcat(b, " (", BUFSIZ);
-               (void)strlcat(b, m->arch, BUFSIZ);
-               (void)strlcat(b, ")", BUFSIZ);
+               bufcat(h, " (");
+               bufcat(h, m->arch);
+               bufcat(h, ")");

        }
 
        print_otag(h, TAG_TITLE, 0, NULL);
        }
 
        print_otag(h, TAG_TITLE, 0, NULL);

-       print_text(h, b);
+       print_text(h, h->buf);

 }
 
 
 }
 
 


@@ -420,38 +428,46 @@ print_mdoc_node(MDOC_ARGS)
        struct tag      *t;
 
        child = 1;
        struct tag      *t;
 
        child = 1;

-       t = SLIST_FIRST(&h->tags);
+       t = h->tags.head;

 
        bufinit(h);
 
        bufinit(h);

-

        switch (n->type) {
        case (MDOC_ROOT):
                child = mdoc_root_pre(m, n, h);
                break;
        case (MDOC_TEXT):
                print_text(h, n->string);
        switch (n->type) {
        case (MDOC_ROOT):
                child = mdoc_root_pre(m, n, h);
                break;
        case (MDOC_TEXT):
                print_text(h, n->string);

-               break;
+               return;

        default:
        default:

-               if (mdocs[n->tok].pre)
+               if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)

                        child = (*mdocs[n->tok].pre)(m, n, h);
                break;
        }
 
                        child = (*mdocs[n->tok].pre)(m, n, h);
                break;
        }
 

+       if (HTML_KEEP & h->flags) {
+               if (n->prev && n->prev->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_stagq(h, t);
 
        bufinit(h);
        if (child && n->child)
                print_mdoc_nodelist(m, n->child, h);
 
        print_stagq(h, t);
 
        bufinit(h);

-

        switch (n->type) {
        case (MDOC_ROOT):
                mdoc_root_post(m, n, h);
                break;
        switch (n->type) {
        case (MDOC_ROOT):
                mdoc_root_post(m, n, h);
                break;

-       case (MDOC_TEXT):
-               break;

        default:
        default:

-               if (mdocs[n->tok].post)
+               if (mdocs[n->tok].post && ENDBODY_NOT == n->end)

                        (*mdocs[n->tok].post)(m, n, h);
                break;
        }
                        (*mdocs[n->tok].post)(m, n, h);
                break;
        }


@@ -462,31 +478,37 @@ print_mdoc_node(MDOC_ARGS)
 static void
 mdoc_root_post(MDOC_ARGS)
 {
 static void
 mdoc_root_post(MDOC_ARGS)
 {

-       struct tm        tm;
-       struct htmlpair  tag[2];
+       struct htmlpair  tag[3];

        struct tag      *t, *tt;
        struct tag      *t, *tt;

-       char             b[BUFSIZ];
+       char             b[DATESIZ];

 
 

-       (void)localtime_r(&m->date, &tm);
+       time2a(m->date, b, DATESIZ);

 
 

-       if (0 == strftime(b, BUFSIZ - 1, "%B %e, %Y", &tm))
-               err(EXIT_FAILURE, "strftime");
+       /*
+        * XXX: this should use divs, but in Firefox, divs with nested
+        * divs for some reason puke when trying to put a border line
+        * below.  So I use tables, instead.
+        */

 
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "footer";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = "width: 100%;";
-       t = print_otag(h, TAG_TABLE, 2, tag);
+       PAIR_CLASS_INIT(&tag[0], "footer");
+       bufcat_style(h, "width", "100%");
+       PAIR_STYLE_INIT(&tag[1], h);
+       PAIR_SUMMARY_INIT(&tag[2], "footer");
+
+       t = print_otag(h, TAG_TABLE, 3, tag);

        tt = print_otag(h, TAG_TR, 0, NULL);
 
        tt = print_otag(h, TAG_TR, 0, NULL);
 

-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 50%;";
+       bufinit(h);
+       bufcat_style(h, "width", "50%");
+       PAIR_STYLE_INIT(&tag[0], h);

        print_otag(h, TAG_TD, 1, tag);
        print_text(h, b);
        print_stagq(h, tt);
 
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, b);
        print_stagq(h, tt);
 

-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 50%; text-align: right;";
+       bufinit(h);
+       bufcat_style(h, "width", "50%");
+       bufcat_style(h, "text-align", "right");
+       PAIR_STYLE_INIT(&tag[0], h);

        print_otag(h, TAG_TD, 1, tag);
        print_text(h, m->os);
        print_tagq(h, t);
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, m->os);
        print_tagq(h, t);


@@ -497,7 +519,7 @@ mdoc_root_post(MDOC_ARGS)
 static int
 mdoc_root_pre(MDOC_ARGS)
 {
 static int
 mdoc_root_pre(MDOC_ARGS)
 {

-       struct htmlpair  tag[2];
+       struct htmlpair  tag[3];

        struct tag      *t, *tt;
        char             b[BUFSIZ], title[BUFSIZ];
 
        struct tag      *t, *tt;
        char             b[BUFSIZ], title[BUFSIZ];
 


@@ -510,33 +532,42 @@ mdoc_root_pre(MDOC_ARGS)
        }
 
        (void)snprintf(title, BUFSIZ - 1, 
        }
 
        (void)snprintf(title, BUFSIZ - 1, 

-                       "%s(%d)", m->title, m->msec);
+                       "%s(%s)", m->title, m->msec);
+
+       /* XXX: see note in mdoc_root_post() about divs. */
+
+       PAIR_CLASS_INIT(&tag[0], "header");
+       bufcat_style(h, "width", "100%");
+       PAIR_STYLE_INIT(&tag[1], h);
+       PAIR_SUMMARY_INIT(&tag[2], "header");
+
+       t = print_otag(h, TAG_TABLE, 3, tag);

 
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "header";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = "width: 100%;";
-       t = print_otag(h, TAG_TABLE, 2, tag);

        tt = print_otag(h, TAG_TR, 0, NULL);
 
        tt = print_otag(h, TAG_TR, 0, NULL);
 

-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 10%;";
+       bufinit(h);
+       bufcat_style(h, "width", "10%");
+       PAIR_STYLE_INIT(&tag[0], h);

        print_otag(h, TAG_TD, 1, tag);
        print_text(h, title);
        print_stagq(h, tt);
 
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, title);
        print_stagq(h, tt);
 

-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 80%; white-space: nowrap; text-align: center;";
+       bufinit(h);
+       bufcat_style(h, "text-align", "center");
+       bufcat_style(h, "white-space", "nowrap");
+       bufcat_style(h, "width", "80%");
+       PAIR_STYLE_INIT(&tag[0], h);

        print_otag(h, TAG_TD, 1, tag);
        print_text(h, b);
        print_stagq(h, tt);
 
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, b);
        print_stagq(h, tt);
 

-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 10%; text-align: right;";
+       bufinit(h);
+       bufcat_style(h, "text-align", "right");
+       bufcat_style(h, "width", "10%");
+       PAIR_STYLE_INIT(&tag[0], h);

        print_otag(h, TAG_TD, 1, tag);
        print_text(h, title);
        print_tagq(h, t);
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, title);
        print_tagq(h, t);

-

        return(1);
 }
 
        return(1);
 }
 


@@ -547,48 +578,42 @@ mdoc_sh_pre(MDOC_ARGS)
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;

+       char                     buf[BUFSIZ];
+       struct roffsu            su;

 
 

-       if (MDOC_HEAD == n->type) {
-               tag[0].key = ATTR_CLASS;
-               tag[0].val = "sec-head";
-               print_otag(h, TAG_DIV, 1, tag);
-               print_otag(h, TAG_SPAN, 1, tag);
-
-               for (nn = n->child; nn; nn = nn->next) {
-                       bufcat(h, nn->string);
-                       if (nn->next)
-                               bufncat(h, " ", 1);
-               }
-               tag[0].key = ATTR_NAME;
-               tag[0].val = h->buf;
-               print_otag(h, TAG_A, 1, tag);
+       if (MDOC_BODY == n->type) {
+               SCALE_HS_INIT(&su, INDENT);
+               bufcat_su(h, "margin-left", &su);
+               PAIR_CLASS_INIT(&tag[0], "sec-body");
+               PAIR_STYLE_INIT(&tag[1], h);
+               print_otag(h, TAG_DIV, 2, tag);

                return(1);
        } else if (MDOC_BLOCK == n->type) {
                return(1);
        } else if (MDOC_BLOCK == n->type) {

-               tag[0].key = ATTR_CLASS;
-               tag[0].val = "sec-block";
-
+               PAIR_CLASS_INIT(&tag[0], "sec-block");

                if (n->prev && NULL == n->prev->body->child) {
                        print_otag(h, TAG_DIV, 1, tag);
                        return(1);
                }
                if (n->prev && NULL == n->prev->body->child) {
                        print_otag(h, TAG_DIV, 1, tag);
                        return(1);
                }

-
-               bufcat(h, "margin-top: 1em;");
+               
+               SCALE_VS_INIT(&su, 1);
+               bufcat_su(h, "margin-top", &su);

                if (NULL == n->next)
                if (NULL == n->next)

-                       bufcat(h, "margin-bottom: 1em;");
-
-               tag[1].key = ATTR_STYLE;
-               tag[1].val = h->buf;
+                       bufcat_su(h, "margin-bottom", &su);

 
 

+               PAIR_STYLE_INIT(&tag[1], h);

                print_otag(h, TAG_DIV, 2, tag);
                return(1);
        }
 
                print_otag(h, TAG_DIV, 2, tag);
                return(1);
        }
 

-       buffmt(h, "margin-left: %dem;", INDENT);
-       
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "sec-body";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = h->buf;
+       buf[0] = '\0';
+       for (nn = n->child; nn; nn = nn->next) {
+               html_idcat(buf, nn->string, BUFSIZ);
+               if (nn->next)
+                       html_idcat(buf, " ", BUFSIZ);
+       }
+
+       PAIR_CLASS_INIT(&tag[0], "sec-head");
+       PAIR_ID_INIT(&tag[1], buf);

 
        print_otag(h, TAG_DIV, 2, tag);
        return(1);
 
        print_otag(h, TAG_DIV, 2, tag);
        return(1);


@@ -599,54 +624,51 @@ mdoc_sh_pre(MDOC_ARGS)
 static int
 mdoc_ss_pre(MDOC_ARGS)
 {
 static int
 mdoc_ss_pre(MDOC_ARGS)
 {

-       struct htmlpair          tag[2];
-       int                      i;
+       struct htmlpair          tag[3];

        const struct mdoc_node  *nn;
        const struct mdoc_node  *nn;

+       char                     buf[BUFSIZ];
+       struct roffsu            su;

 
 

-       i = 0;
+       SCALE_VS_INIT(&su, 1);

 
        if (MDOC_BODY == n->type) {
 
        if (MDOC_BODY == n->type) {

-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "ssec-body";
+               PAIR_CLASS_INIT(&tag[0], "ssec-body");

                if (n->parent->next && n->child) {
                if (n->parent->next && n->child) {

-                       bufcat(h, "margin-bottom: 1em;");
-                       tag[i].key = ATTR_STYLE;
-                       tag[i++].val = h->buf;
-               }
-               print_otag(h, TAG_DIV, i, tag);
+                       bufcat_su(h, "margin-bottom", &su);
+                       PAIR_STYLE_INIT(&tag[1], h);
+                       print_otag(h, TAG_DIV, 2, tag);
+               } else
+                       print_otag(h, TAG_DIV, 1, tag);

                return(1);
        } else if (MDOC_BLOCK == n->type) {
                return(1);
        } else if (MDOC_BLOCK == n->type) {

-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "ssec-block";
+               PAIR_CLASS_INIT(&tag[0], "ssec-block");

                if (n->prev) {
                if (n->prev) {

-                       bufcat(h, "margin-top: 1em;");
-                       tag[i].key = ATTR_STYLE;
-                       tag[i++].val = h->buf;
-               }
-               print_otag(h, TAG_DIV, i, tag);
+                       bufcat_su(h, "margin-top", &su);
+                       PAIR_STYLE_INIT(&tag[1], h);
+                       print_otag(h, TAG_DIV, 2, tag);
+               } else
+                       print_otag(h, TAG_DIV, 1, tag);

                return(1);
        }
 
                return(1);
        }
 

-       buffmt(h, "margin-left: -%dem;", INDENT - HALFINDENT);
+       /* TODO: see note in mdoc_sh_pre() about duplicates. */

 
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "ssec-head";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = h->buf;
-
-       print_otag(h, TAG_DIV, 2, tag);
-       print_otag(h, TAG_SPAN, 1, tag);
-
-       bufinit(h);
+       buf[0] = '\0';

        for (nn = n->child; nn; nn = nn->next) {
        for (nn = n->child; nn; nn = nn->next) {

-               bufcat(h, nn->string);
+               html_idcat(buf, nn->string, BUFSIZ);

                if (nn->next)
                if (nn->next)

-                       bufcat(h, " ");
+                       html_idcat(buf, " ", BUFSIZ);

        }
        }

-       tag[0].key = ATTR_NAME;
-       tag[0].val = h->buf;
-       print_otag(h, TAG_A, 1, tag);

 
 

+       SCALE_HS_INIT(&su, INDENT - HALFINDENT);
+       su.scale = -su.scale;
+       bufcat_su(h, "margin-left", &su);
+
+       PAIR_CLASS_INIT(&tag[0], "ssec-head");
+       PAIR_STYLE_INIT(&tag[1], h);
+       PAIR_ID_INIT(&tag[2], buf);
+
+       print_otag(h, TAG_DIV, 3, tag);

        return(1);
 }
 
        return(1);
 }
 


@@ -657,14 +679,21 @@ mdoc_fl_pre(MDOC_ARGS)
 {
        struct htmlpair  tag;
 
 {
        struct htmlpair  tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "flag";
-
+       PAIR_CLASS_INIT(&tag, "flag");

        print_otag(h, TAG_SPAN, 1, &tag);
        print_otag(h, TAG_SPAN, 1, &tag);

-       if (MDOC_Fl == n->tok) {
-               print_text(h, "\\-");
+
+       /* `Cm' has no leading hyphen. */
+
+       if (MDOC_Cm == n->tok)
+               return(1);
+
+       print_text(h, "\\-");
+
+       if (n->child)

                h->flags |= HTML_NOSPACE;
                h->flags |= HTML_NOSPACE;

-       }
+       else if (n->next && n->next->line == n->line)
+               h->flags |= HTML_NOSPACE;
+

        return(1);
 }
 
        return(1);
 }
 


@@ -678,10 +707,10 @@ mdoc_nd_pre(MDOC_ARGS)
        if (MDOC_BODY != n->type)
                return(1);
 
        if (MDOC_BODY != n->type)
                return(1);
 

-       /* XXX - this can contain block elements! */
+       /* XXX: this tag in theory can contain block elements. */
+

        print_text(h, "\\(em");
        print_text(h, "\\(em");

-       tag.key = ATTR_CLASS;
-       tag.val = "desc-body";
+       PAIR_CLASS_INIT(&tag, "desc-body");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -696,11 +725,11 @@ mdoc_op_pre(MDOC_ARGS)
        if (MDOC_BODY != n->type)
                return(1);
 
        if (MDOC_BODY != n->type)
                return(1);
 

-       /* XXX - this can contain block elements! */
+       /* XXX: this tag in theory can contain block elements. */
+

        print_text(h, "\\(lB");
        h->flags |= HTML_NOSPACE;
        print_text(h, "\\(lB");
        h->flags |= HTML_NOSPACE;

-       tag.key = ATTR_CLASS;
-       tag.val = "opt";
+       PAIR_CLASS_INIT(&tag, "opt");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -721,21 +750,69 @@ mdoc_op_post(MDOC_ARGS)
 static int
 mdoc_nm_pre(MDOC_ARGS)
 {
 static int
 mdoc_nm_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
+       struct htmlpair  tag;
+       struct roffsu    su;
+       const char      *cp;
+
+       /*
+        * Accomodate for `Nm' being both an element (which may have
+        * NULL children AND no m->name) and a block.
+        */
+
+       cp = NULL;

 
 

-       if ( ! (HTML_NEWLINE & h->flags))
-               if (SEC_SYNOPSIS == n->sec) {
-                       tag.key = ATTR_STYLE;
-                       tag.val = "clear: both;";
-                       print_otag(h, TAG_BR, 1, &tag);
+       if (MDOC_ELEM == n->type) {
+               if (NULL == n->child && NULL == m->name)
+                       return(1);
+               synopsis_pre(h, n);
+               PAIR_CLASS_INIT(&tag, "name");
+               print_otag(h, TAG_SPAN, 1, &tag);
+               if (NULL == n->child)
+                       print_text(h, m->name);
+       } else if (MDOC_BLOCK == n->type) {
+               synopsis_pre(h, n);
+
+               bufcat_style(h, "clear", "both");
+               if (n->head->child || m->name) {
+                       if (n->head->child && MDOC_TEXT == 
+                                       n->head->child->type)
+                               cp = n->head->child->string;
+                       if (NULL == cp || '\0' == *cp)
+                               cp = m->name;
+
+                       SCALE_HS_INIT(&su, (double)strlen(cp));
+                       bufcat_su(h, "padding-left", &su);

                }
 
                }
 

-       tag.key = ATTR_CLASS;
-       tag.val = "name";
+               PAIR_STYLE_INIT(&tag, h);
+               print_otag(h, TAG_DIV, 1, &tag);
+       } else if (MDOC_HEAD == n->type) { 
+               if (NULL == n->child && NULL == m->name)
+                       return(1);

 
 

-       print_otag(h, TAG_SPAN, 1, &tag);
-       if (NULL == n->child)
-               print_text(h, m->name);
+               if (n->child && MDOC_TEXT == n->child->type)
+                       cp = n->child->string;
+               if (NULL == cp || '\0' == *cp)
+                       cp = m->name;
+
+               SCALE_HS_INIT(&su, (double)strlen(cp));
+
+               bufcat_style(h, "float", "left");
+               bufcat_su(h, "min-width", &su);
+               SCALE_INVERT(&su);
+               bufcat_su(h, "margin-left", &su);
+
+               PAIR_STYLE_INIT(&tag, h);
+               print_otag(h, TAG_DIV, 1, &tag);
+
+               if (NULL == n->child)
+                       print_text(h, m->name);
+       } else if (MDOC_BODY == n->type) {
+               SCALE_HS_INIT(&su, 2);
+               bufcat_su(h, "margin-left", &su);
+               PAIR_STYLE_INIT(&tag, h);
+               print_otag(h, TAG_DIV, 1, &tag);
+       }

 
        return(1);
 }
 
        return(1);
 }


@@ -747,20 +824,20 @@ mdoc_xr_pre(MDOC_ARGS)
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;

-       int                      i;

 
 

-       i = 0;
-       tag[i].key = ATTR_CLASS;
-       tag[i++].val = "link-man";
+       if (NULL == n->child)
+               return(0);
+
+       PAIR_CLASS_INIT(&tag[0], "link-man");

 
        if (h->base_man) {
 
        if (h->base_man) {

-               buffmt_man(h, n->child->string, n->child->next ? 
+               buffmt_man(h, n->child->string, 
+                               n->child->next ? 

                                n->child->next->string : NULL);
                                n->child->next->string : NULL);

-               tag[i].key = ATTR_HREF;
-               tag[i++].val = h->buf;
-       }
-
-       print_otag(h, TAG_A, i, tag);
+               PAIR_HREF_INIT(&tag[1], h->buf);
+               print_otag(h, TAG_A, 2, tag);
+       } else
+               print_otag(h, TAG_A, 1, tag);

 
        nn = n->child;
        print_text(h, nn->string);
 
        nn = n->child;
        print_text(h, nn->string);


@@ -774,7 +851,6 @@ mdoc_xr_pre(MDOC_ARGS)
        print_text(h, nn->string);
        h->flags |= HTML_NOSPACE;
        print_text(h, ")");
        print_text(h, nn->string);
        h->flags |= HTML_NOSPACE;
        print_text(h, ")");

-

        return(0);
 }
 
        return(0);
 }
 


@@ -795,9 +871,7 @@ mdoc_ar_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "arg";
-
+       PAIR_CLASS_INIT(&tag, "arg");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -815,7 +889,7 @@ mdoc_xx_pre(MDOC_ARGS)
                pp = "BSDI BSD/OS";
                break;
        case (MDOC_Dx):
                pp = "BSDI BSD/OS";
                break;
        case (MDOC_Dx):

-               pp = "DragonFlyBSD";
+               pp = "DragonFly";

                break;
        case (MDOC_Fx):
                pp = "FreeBSD";
                break;
        case (MDOC_Fx):
                pp = "FreeBSD";


@@ -833,9 +907,7 @@ mdoc_xx_pre(MDOC_ARGS)
                return(1);
        }
 
                return(1);
        }
 

-       tag.key = ATTR_CLASS;
-       tag.val = "unix";
-
+       PAIR_CLASS_INIT(&tag, "unix");

        print_otag(h, TAG_SPAN, 1, &tag);
        print_text(h, pp);
        return(1);
        print_otag(h, TAG_SPAN, 1, &tag);
        print_text(h, pp);
        return(1);


@@ -849,9 +921,7 @@ mdoc_bx_pre(MDOC_ARGS)
        const struct mdoc_node  *nn;
        struct htmlpair          tag;
 
        const struct mdoc_node  *nn;
        struct htmlpair          tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "unix";
-
+       PAIR_CLASS_INIT(&tag, "unix");

        print_otag(h, TAG_SPAN, 1, &tag);
 
        for (nn = n->child; nn; nn = nn->next)
        print_otag(h, TAG_SPAN, 1, &tag);
 
        for (nn = n->child; nn; nn = nn->next)


@@ -867,49 +937,53 @@ mdoc_bx_pre(MDOC_ARGS)
 
 /* ARGSUSED */
 static int
 
 /* ARGSUSED */
 static int

-mdoc_tbl_block_pre(MDOC_ARGS, int t, int w, int o, int c)
+mdoc_it_block_pre(MDOC_ARGS, enum mdoc_list type, int comp,
+               struct roffsu *offs, struct roffsu *width)

 {
        struct htmlpair          tag;
        const struct mdoc_node  *nn;
 {
        struct htmlpair          tag;
        const struct mdoc_node  *nn;

+       struct roffsu            su;

 
 

-       switch (t) {
-       case (MDOC_Column):
-               /* FALLTHROUGH */
-       case (MDOC_Item):
-               /* FALLTHROUGH */
-       case (MDOC_Ohang):
-               buffmt(h, "margin-left: %dem; clear: both;", o);
-               break;
-       default:
-               buffmt(h, "margin-left: %dem; clear: both;", w + o);
-               break;
+       nn = n->parent->parent;
+
+       /* XXX: see notes in mdoc_it_pre(). */
+
+       if (LIST_column == type) {
+               /* Don't width-pad on the left. */
+               SCALE_HS_INIT(width, 0);
+               /* Also disallow non-compact. */
+               comp = 1;

        }
        }

+       if (LIST_diag == type)
+               /* Mandate non-compact with empty prior. */
+               if (n->prev && NULL == n->prev->body->child)
+                       comp = 1;

 
 

-       if ( ! c && MDOC_Column != t) {
-               for (nn = n; nn; nn = nn->parent) {
-                       if (MDOC_BLOCK != nn->type)
-                               continue;
-                       switch (nn->tok) {
-                       case (MDOC_Ss):
-                               /* FALLTHROUGH */
-                       case (MDOC_Sh):
-                               c = 1;
-                               break;
-                       default:
-                               break;
-                       }
-                       if (nn->prev)
-                               break;
-               }
-               if (MDOC_Diag == t && n->prev)
-                       if (NULL == n->prev->body->child)
-                               c = 1;
-               if ( ! c)
-                       bufcat(h, "padding-top: 1em;");
+       bufcat_style(h, "clear", "both");
+       if (offs->scale > 0)
+               bufcat_su(h, "margin-left", offs);
+       if (width->scale > 0)
+               bufcat_su(h, "padding-left", width);
+
+       PAIR_STYLE_INIT(&tag, h);
+
+       /* Mandate compact following `Ss' and `Sh' starts. */
+
+       for (nn = n; nn && ! comp; nn = nn->parent) {
+               if (MDOC_BLOCK != nn->type)
+                       continue;
+               if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
+                       comp = 1;
+               if (nn->prev)
+                       break;
+       }
+
+       if ( ! comp) {
+               SCALE_VS_INIT(&su, 1);
+               bufcat_su(h, "padding-top", &su);

        }
 
        }
 

-       tag.key = ATTR_STYLE;
-       tag.val = h->buf;
+       PAIR_STYLE_INIT(&tag, h);

        print_otag(h, TAG_DIV, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_DIV, 1, &tag);
        return(1);
 }


@@ -917,70 +991,90 @@ mdoc_tbl_block_pre(MDOC_ARGS, int t, int w, int o, int c)
 
 /* ARGSUSED */
 static int
 
 /* ARGSUSED */
 static int

-mdoc_tbl_body_pre(MDOC_ARGS, int t, int w)
+mdoc_it_body_pre(MDOC_ARGS, enum mdoc_list type, struct roffsu *width)

 {
 {

+       struct htmlpair  tag;
+       struct roffsu    su;
+
+       switch (type) {
+       case (LIST_item):
+               /* FALLTHROUGH */
+       case (LIST_ohang):
+               /* FALLTHROUGH */
+       case (LIST_column):
+               bufcat_su(h, "min-width", width);
+               bufcat_style(h, "clear", "none");
+               if (n->next)
+                       bufcat_style(h, "float", "left");
+               PAIR_STYLE_INIT(&tag, h);
+               print_otag(h, TAG_DIV, 1, &tag);
+               break;
+       default:
+               /* 
+                * XXX: this tricks CSS into aligning the bodies with
+                * the right-padding in the head. 
+                */
+               SCALE_HS_INIT(&su, 2);
+               bufcat_su(h, "margin-left", &su);
+               PAIR_STYLE_INIT(&tag, h);
+               print_otag(h, TAG_DIV, 1, &tag);
+               break;
+       }

 
 

-       print_otag(h, TAG_DIV, 0, NULL);

        return(1);
 }
 
 
 /* ARGSUSED */
 static int
        return(1);
 }
 
 
 /* ARGSUSED */
 static int

-mdoc_tbl_head_pre(MDOC_ARGS, int t, int w)
+mdoc_it_head_pre(MDOC_ARGS, enum mdoc_list type, struct roffsu *width)

 {
        struct htmlpair  tag;
        struct ord      *ord;
        char             nbuf[BUFSIZ];
 
 {
        struct htmlpair  tag;
        struct ord      *ord;
        char             nbuf[BUFSIZ];
 

-       switch (t) {
-       case (MDOC_Item):
-               /* FALLTHROUGH */
-       case (MDOC_Ohang):
-               print_otag(h, TAG_DIV, 0, NULL);
-               break;
-       case (MDOC_Column):
-               buffmt(h, "min-width: %dem;", w);
-               bufcat(h, "clear: none;");
-               if (n->next && MDOC_HEAD == n->next->type)
-                       bufcat(h, "float: left;");
-               tag.key = ATTR_STYLE;
-               tag.val = h->buf;
-               print_otag(h, TAG_DIV, 1, &tag);
+       switch (type) {
+       case (LIST_item):
+               return(0);
+       case (LIST_ohang):
+               print_otag(h, TAG_DIV, 0, &tag);
+               return(1);
+       case (LIST_column):

                break;
        default:
                break;
        default:

-               buffmt(h, "margin-left: -%dem; min-width: %dem;", 
-                               w, w ? w - 1 : 0);
-               bufcat(h, "clear: left;");
+               bufcat_su(h, "min-width", width);
+               SCALE_INVERT(width);
+               bufcat_su(h, "margin-left", width);

                if (n->next && n->next->child)
                if (n->next && n->next->child)

-                       bufcat(h, "float: left;");
-               bufcat(h, "padding-right: 1em;");
-               tag.key = ATTR_STYLE;
-               tag.val = h->buf;
+                       bufcat_style(h, "float", "left");
+
+               /* XXX: buffer if we run into body. */
+               SCALE_HS_INIT(width, 1);
+               bufcat_su(h, "margin-right", width);
+               PAIR_STYLE_INIT(&tag, h);

                print_otag(h, TAG_DIV, 1, &tag);
                break;
        }
 
                print_otag(h, TAG_DIV, 1, &tag);
                break;
        }
 

-       switch (t) {
-       case (MDOC_Diag):
-               tag.key = ATTR_CLASS;
-               tag.val = "diag";
+       switch (type) {
+       case (LIST_diag):
+               PAIR_CLASS_INIT(&tag, "diag");

                print_otag(h, TAG_SPAN, 1, &tag);
                break;
                print_otag(h, TAG_SPAN, 1, &tag);
                break;

-       case (MDOC_Enum):
-               ord = SLIST_FIRST(&h->ords);
+       case (LIST_enum):
+               ord = h->ords.head;

                assert(ord);
                nbuf[BUFSIZ - 1] = 0;
                (void)snprintf(nbuf, BUFSIZ - 1, "%d.", ord->pos++);
                print_text(h, nbuf);
                return(0);
                assert(ord);
                nbuf[BUFSIZ - 1] = 0;
                (void)snprintf(nbuf, BUFSIZ - 1, "%d.", ord->pos++);
                print_text(h, nbuf);
                return(0);

-       case (MDOC_Dash):
+       case (LIST_dash):

                print_text(h, "\\(en");
                return(0);
                print_text(h, "\\(en");
                return(0);

-       case (MDOC_Hyphen):
+       case (LIST_hyphen):

                print_text(h, "\\(hy");
                return(0);
                print_text(h, "\\(hy");
                return(0);

-       case (MDOC_Bullet):
+       case (LIST_bullet):

                print_text(h, "\\(bu");
                return(0);
        default:
                print_text(h, "\\(bu");
                return(0);
        default:


@@ -992,76 +1086,83 @@ mdoc_tbl_head_pre(MDOC_ARGS, int t, int w)
 
 
 static int
 
 
 static int

-mdoc_tbl_pre(MDOC_ARGS, int type)
+mdoc_it_pre(MDOC_ARGS)

 {
 {

-       int                      i, w, o, c, wp;
+       int                      i, comp;

        const struct mdoc_node  *bl, *nn;
        const struct mdoc_node  *bl, *nn;

+       struct roffsu            width, offs;
+       enum mdoc_list           type;
+
+       /* 
+        * XXX: be very careful in changing anything, here.  Lists in
+        * mandoc have many peculiarities; furthermore, they don't
+        * translate well into HTML and require a bit of mangling.
+        */

 
        bl = n->parent->parent;
 
        bl = n->parent->parent;

-       if (MDOC_BLOCK != n->type) 
+       if (MDOC_BLOCK != n->type)

                bl = bl->parent;
 
                bl = bl->parent;
 

-       assert(bl->args);
-
-       w = o = c = 0;
-       wp = -1;
-
-       for (i = 0; i < (int)bl->args->argc; i++) 
-               if (MDOC_Width == bl->args->argv[i].arg) {
-                       assert(bl->args->argv[i].sz);
-                       wp = i;
-                       w = a2width(bl->args->argv[i].value[0]);
-               } else if (MDOC_Offset == bl->args->argv[i].arg) {
-                       assert(bl->args->argv[i].sz);
-                       o = a2offs(bl->args->argv[i].value[0]);
-               } else if (MDOC_Compact == bl->args->argv[i].arg) 
-                       c = 1;
-       
-       if (MDOC_HEAD == n->type && MDOC_Column == type) {
-               nn = n->parent->child;
-               assert(nn && MDOC_HEAD == nn->type);
-               for (i = 0; nn && nn != n; nn = nn->next, i++)
-                       /* Counter... */ ;
-               assert(nn);
-               if (wp >= 0 && i < (int)bl->args[wp].argv->sz)
-                       w = a2width(bl->args->argv[wp].value[i]);
-       }
+       SCALE_HS_INIT(&offs, 0);
+
+       assert(bl->data.Bl);
+       type = bl->data.Bl->type;
+       comp = bl->data.Bl->comp;
+
+       if (bl->data.Bl->offs)
+               a2offs(bl->data.Bl->offs, &offs);

 
        switch (type) {
 
        switch (type) {

-       case (MDOC_Enum):
-               /* FALLTHROUGH */
-       case (MDOC_Dash):
+       case (LIST_enum):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Hyphen):
+       case (LIST_dash):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Bullet):
-               if (w < 4)
-                       w = 4;
-               break;
-       case (MDOC_Inset):
+       case (LIST_hyphen):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Diag):
-               w = 1;
+       case (LIST_bullet):
+               SCALE_HS_INIT(&width, 2);

                break;
        default:
                break;
        default:

-               if (0 == w)
-                       w = 10;
+               SCALE_HS_INIT(&width, INDENT);

                break;
        }
 
                break;
        }
 

-       switch (n->type) {
-       case (MDOC_BLOCK):
+       if (bl->data.Bl->width)
+               a2width(bl->data.Bl->width, &width);
+
+       /* Override width in some cases. */
+
+       switch (type) {
+       case (LIST_ohang):
+               /* FALLTHROUGH */
+       case (LIST_item):
+               /* FALLTHROUGH */
+       case (LIST_inset):
+               /* FALLTHROUGH */
+       case (LIST_diag):
+               SCALE_HS_INIT(&width, 0);

                break;
                break;

-       case (MDOC_HEAD):
-               return(mdoc_tbl_head_pre(m, n, h, type, w));
-       case (MDOC_BODY):
-               return(mdoc_tbl_body_pre(m, n, h, type, w));

        default:
        default:

-               abort();
-               /* NOTREACHED */
+               if (0 == width.scale)
+                       SCALE_HS_INIT(&width, INDENT);
+               break;

        }
 
        }
 

-       return(mdoc_tbl_block_pre(m, n, h, type, w, o, c));
+       if (LIST_column == type && MDOC_BODY == n->type) {
+               nn = n->parent->child;
+               for (i = 0; nn && nn != n; nn = nn->next)
+                       if (MDOC_BODY == nn->type)
+                               i++;
+               if (i < (int)bl->data.Bl->ncols)
+                       a2width(bl->data.Bl->cols[i], &width);
+       }
+
+       if (MDOC_HEAD == n->type)
+               return(mdoc_it_head_pre(m, n, h, type, &width));
+       else if (MDOC_BODY == n->type)
+               return(mdoc_it_body_pre(m, n, h, type, &width));
+
+       return(mdoc_it_block_pre(m, n, h, type, comp, &offs, &width));

 }
 
 
 }
 
 


@@ -1071,20 +1172,23 @@ mdoc_bl_pre(MDOC_ARGS)
 {
        struct ord      *ord;
 
 {
        struct ord      *ord;
 

+       if (MDOC_HEAD == n->type)
+               return(0);

        if (MDOC_BLOCK != n->type)
                return(1);
        if (MDOC_BLOCK != n->type)
                return(1);

-       if (MDOC_Enum != a2list(n))
+       assert(n->data.Bl);
+       if (LIST_enum != n->data.Bl->type)

                return(1);
 
                return(1);
 

-       /* Allocate an -enum on the stack of indices. */
-

        ord = malloc(sizeof(struct ord));
        ord = malloc(sizeof(struct ord));

-       if (NULL == ord)
-               err(EXIT_FAILURE, "malloc");
+       if (NULL == ord) {
+               perror(NULL);
+               exit(MANDOCLEVEL_SYSERR);
+       }

        ord->cookie = n;
        ord->pos = 1;
        ord->cookie = n;
        ord->pos = 1;

-       SLIST_INSERT_HEAD(&h->ords, ord, entry);
-
+       ord->next = h->ords.head;
+       h->ords.head = ord;

        return(1);
 }
 
        return(1);
 }
 


@@ -1097,30 +1201,16 @@ mdoc_bl_post(MDOC_ARGS)
 
        if (MDOC_BLOCK != n->type)
                return;
 
        if (MDOC_BLOCK != n->type)
                return;

-       if (MDOC_Enum != a2list(n))
+       if (LIST_enum != n->data.Bl->type)

                return;
 
                return;
 

-       ord = SLIST_FIRST(&h->ords);
+       ord = h->ords.head;

        assert(ord);
        assert(ord);

-       SLIST_REMOVE_HEAD(&h->ords, entry);
+       h->ords.head = ord->next;

        free(ord);
 }
 
 
        free(ord);
 }
 
 

-static int
-mdoc_it_pre(MDOC_ARGS)
-{
-       int              type;
-
-       if (MDOC_BLOCK == n->type)
-               type = a2list(n->parent->parent);
-       else
-               type = a2list(n->parent->parent->parent);
-
-       return(mdoc_tbl_pre(m, n, h, type));
-}
-
-

 /* ARGSUSED */
 static int
 mdoc_ex_pre(MDOC_ARGS)
 /* ARGSUSED */
 static int
 mdoc_ex_pre(MDOC_ARGS)


@@ -1129,11 +1219,9 @@ mdoc_ex_pre(MDOC_ARGS)
        struct tag              *t;
        struct htmlpair          tag;
 
        struct tag              *t;
        struct htmlpair          tag;
 

-       print_text(h, "The");
-
-       tag.key = ATTR_CLASS;
-       tag.val = "utility";
+       PAIR_CLASS_INIT(&tag, "utility");

 
 

+       print_text(h, "The");

        for (nn = n->child; nn; nn = nn->next) {
                t = print_otag(h, TAG_SPAN, 1, &tag);
                print_text(h, nn->string);
        for (nn = n->child; nn; nn = nn->next) {
                t = print_otag(h, TAG_SPAN, 1, &tag);
                print_text(h, nn->string);


@@ -1149,7 +1237,7 @@ mdoc_ex_pre(MDOC_ARGS)
                        h->flags &= ~HTML_NOSPACE;
        }
 
                        h->flags &= ~HTML_NOSPACE;
        }
 

-       if (n->child->next)
+       if (n->child && n->child->next)

                print_text(h, "utilities exit");
        else
                print_text(h, "utility exits");
                print_text(h, "utilities exit");
        else
                print_text(h, "utility exits");


@@ -1239,9 +1327,7 @@ mdoc_em_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "emph";
-
+       PAIR_CLASS_INIT(&tag, "emph");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1251,18 +1337,18 @@ mdoc_em_pre(MDOC_ARGS)
 static int
 mdoc_d1_pre(MDOC_ARGS)
 {
 static int
 mdoc_d1_pre(MDOC_ARGS)
 {

-       struct htmlpair tag[2];
+       struct htmlpair  tag[2];
+       struct roffsu    su;

 
        if (MDOC_BLOCK != n->type)
                return(1);
 
 
        if (MDOC_BLOCK != n->type)
                return(1);
 

-       buffmt(h, "margin-left: %dem;", INDENT);
-
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "lit";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = h->buf;
+       /* FIXME: D1 shouldn't be literal. */

 
 

+       SCALE_VS_INIT(&su, INDENT - 2);
+       bufcat_su(h, "margin-left", &su);
+       PAIR_CLASS_INIT(&tag[0], "lit");
+       PAIR_STYLE_INIT(&tag[1], h);

        print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }
        print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }


@@ -1274,18 +1360,17 @@ mdoc_sx_pre(MDOC_ARGS)
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;
 {
        struct htmlpair          tag[2];
        const struct mdoc_node  *nn;

+       char                     buf[BUFSIZ];

 
 

-       bufcat(h, "#");
+       strlcpy(buf, "#", BUFSIZ);

        for (nn = n->child; nn; nn = nn->next) {
        for (nn = n->child; nn; nn = nn->next) {

-               bufcat(h, nn->string);
+               html_idcat(buf, nn->string, BUFSIZ);

                if (nn->next)
                if (nn->next)

-                       bufcat(h, " ");
+                       html_idcat(buf, " ", BUFSIZ);

        }
 
        }
 

-       tag[0].key = ATTR_HREF;
-       tag[0].val = h->buf;
-       tag[1].key = ATTR_CLASS;
-       tag[1].val = "link-sec";
+       PAIR_CLASS_INIT(&tag[0], "link-sec");
+       PAIR_HREF_INIT(&tag[1], buf);

 
        print_otag(h, TAG_A, 2, tag);
        return(1);
 
        print_otag(h, TAG_A, 2, tag);
        return(1);


@@ -1322,83 +1407,61 @@ static int
 mdoc_bd_pre(MDOC_ARGS)
 {
        struct htmlpair          tag[2];
 mdoc_bd_pre(MDOC_ARGS)
 {
        struct htmlpair          tag[2];

-       int                      t, c, o, i;
-       const struct mdoc_node  *bl, *nn;
+       int                      comp;
+       const struct mdoc_node  *nn;
+       struct roffsu            su;

 
 

-       if (MDOC_BLOCK == n->type)
-               bl = n;
-       else if (MDOC_HEAD == n->type)
+       if (MDOC_HEAD == n->type)

                return(0);
                return(0);

-       else
-               bl = n->parent;

 
 

-       t = o = c = 0;
+       SCALE_VS_INIT(&su, 0);

 
 

-       for (i = 0; i < (int)bl->args->argc; i++) 
-               switch (bl->args->argv[i].arg) {
-               case (MDOC_Offset):
-                       assert(bl->args->argv[i].sz);
-                       o = a2offs(bl->args->argv[i].value[0]);
-                       break;
-               case (MDOC_Compact):
-                       c = 1;
-                       break;
-               case (MDOC_Ragged):
-                       /* FALLTHROUGH */
-               case (MDOC_Filled):
-                       /* FALLTHROUGH */
-               case (MDOC_Unfilled):
-                       /* FALLTHROUGH */
-               case (MDOC_Literal):
-                       t = bl->args->argv[i].arg;
-                       break;
-               }
+       assert(n->data.Bd);
+       if (n->data.Bd->offs)
+               a2offs(n->data.Bd->offs, &su);
+
+       comp = n->data.Bd->comp;
+
+       /* FIXME: -centered, etc. formatting. */
+       /* FIXME: does not respect -offset ??? */

 
        if (MDOC_BLOCK == n->type) {
 
        if (MDOC_BLOCK == n->type) {

-               if (o)
-                       buffmt(h, "margin-left: %dem;", o);
-               if ( ! c) {
-                       for (nn = n; nn; nn = nn->parent) {
-                               if (MDOC_BLOCK != nn->type)
-                                       continue;
-                               switch (nn->tok) {
-                               case (MDOC_Ss):
-                                       /* FALLTHROUGH */
-                               case (MDOC_Sh):
-                                       c = 1;
-                                       break;
-                               default:
-                                       break;
-                               }
-                               if (nn->prev)
-                                       break;
-                       }
-                       if ( ! c) 
-                               bufcat(h, "margin-top: 1em;");
+               bufcat_su(h, "margin-left", &su);
+               for (nn = n; nn && ! comp; nn = nn->parent) {
+                       if (MDOC_BLOCK != nn->type)
+                               continue;
+                       if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
+                               comp = 1;
+                       if (nn->prev)
+                               break;
+               }
+               if (comp) {
+                       PAIR_STYLE_INIT(&tag[0], h);
+                       print_otag(h, TAG_DIV, 1, tag);
+                       return(1);

                }
                }

-               tag[0].key = ATTR_STYLE;
-               tag[0].val = h->buf;
+               SCALE_VS_INIT(&su, 1);
+               bufcat_su(h, "margin-top", &su);
+               PAIR_STYLE_INIT(&tag[0], h);

                print_otag(h, TAG_DIV, 1, tag);
                return(1);
        }
 
                print_otag(h, TAG_DIV, 1, tag);
                return(1);
        }
 

-       if (MDOC_Unfilled != t && MDOC_Literal != t)
+       if (DISP_unfilled != n->data.Bd->type && 
+                       DISP_literal != n->data.Bd->type)

                return(1);
 
                return(1);
 

-       bufcat(h, "white-space: pre;");
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = h->buf;
-       tag[1].key = ATTR_CLASS;
-       tag[1].val = "lit";
-
+       PAIR_CLASS_INIT(&tag[0], "lit");
+       bufcat_style(h, "white-space", "pre");
+       PAIR_STYLE_INIT(&tag[1], h);

        print_otag(h, TAG_DIV, 2, tag);
 
        for (nn = n->child; nn; nn = nn->next) {
                print_mdoc_node(m, nn, h);
        print_otag(h, TAG_DIV, 2, tag);
 
        for (nn = n->child; nn; nn = nn->next) {
                print_mdoc_node(m, nn, h);

-               if (NULL == nn->next)
+               if (nn->next && nn->next->line == nn->line)

                        continue;
                        continue;

-               if (nn->prev && nn->prev->line < nn->line)
-                       print_text(h, "\n");
+               print_text(h, "\n");
+               h->flags |= HTML_NOSPACE;

        }
 
        return(0);
        }
 
        return(0);


@@ -1411,9 +1474,7 @@ mdoc_pa_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "file";
-
+       PAIR_CLASS_INIT(&tag, "file");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1425,8 +1486,7 @@ mdoc_ad_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "addr";
+       PAIR_CLASS_INIT(&tag, "addr");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1438,8 +1498,9 @@ mdoc_an_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "author";
+       /* TODO: -split and -nosplit (see termp_an_pre()). */
+
+       PAIR_CLASS_INIT(&tag, "author");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1451,8 +1512,8 @@ mdoc_cd_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "config";
+       synopsis_pre(h, n);
+       PAIR_CLASS_INIT(&tag, "config");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1464,8 +1525,7 @@ mdoc_dv_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "define";
+       PAIR_CLASS_INIT(&tag, "define");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1477,8 +1537,7 @@ mdoc_ev_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "env";
+       PAIR_CLASS_INIT(&tag, "env");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1490,8 +1549,7 @@ mdoc_er_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "errno";
+       PAIR_CLASS_INIT(&tag, "errno");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1505,9 +1563,7 @@ mdoc_fa_pre(MDOC_ARGS)
        struct htmlpair          tag;
        struct tag              *t;
 
        struct htmlpair          tag;
        struct tag              *t;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "farg";
-
+       PAIR_CLASS_INIT(&tag, "farg");

        if (n->parent->tok != MDOC_Fo) {
                print_otag(h, TAG_SPAN, 1, &tag);
                return(1);
        if (n->parent->tok != MDOC_Fo) {
                print_otag(h, TAG_SPAN, 1, &tag);
                return(1);


@@ -1532,19 +1588,11 @@ mdoc_fa_pre(MDOC_ARGS)
 static int
 mdoc_fd_pre(MDOC_ARGS)
 {
 static int
 mdoc_fd_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
+       struct htmlpair  tag;

 
 

-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->next && MDOC_Fd != n->next->tok) {
-                       tag.key = ATTR_STYLE;
-                       tag.val = "margin-bottom: 1em;";
-                       print_otag(h, TAG_DIV, 1, &tag);
-               } else
-                       print_otag(h, TAG_DIV, 0, NULL);
-       }
+       synopsis_pre(h, n);

 
 

-       tag.key = ATTR_CLASS;
-       tag.val = "macro";
+       PAIR_CLASS_INIT(&tag, "macro");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1554,19 +1602,17 @@ mdoc_fd_pre(MDOC_ARGS)
 static int
 mdoc_vt_pre(MDOC_ARGS)
 {
 static int
 mdoc_vt_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
+       struct htmlpair  tag;

 
 

-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->next && MDOC_Vt != n->next->tok) {
-                       tag.key = ATTR_STYLE;
-                       tag.val = "margin-bottom: 1em;";
-                       print_otag(h, TAG_DIV, 1, &tag);
-               } else
-                       print_otag(h, TAG_DIV, 0, NULL);
-       }
+       if (MDOC_BLOCK == n->type) {
+               synopsis_pre(h, n);
+               return(1);
+       } else if (MDOC_ELEM == n->type) {
+               synopsis_pre(h, n);
+       } else if (MDOC_HEAD == n->type)
+               return(0);

 
 

-       tag.key = ATTR_CLASS;
-       tag.val = "type";
+       PAIR_CLASS_INIT(&tag, "type");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1576,19 +1622,10 @@ mdoc_vt_pre(MDOC_ARGS)
 static int
 mdoc_ft_pre(MDOC_ARGS)
 {
 static int
 mdoc_ft_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
-
-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->prev && MDOC_Fo == n->prev->tok) {
-                       tag.key = ATTR_STYLE;
-                       tag.val = "margin-top: 1em;";
-                       print_otag(h, TAG_DIV, 1, &tag);
-               } else
-                       print_otag(h, TAG_DIV, 0, NULL);
-       }
+       struct htmlpair  tag;

 
 

-       tag.key = ATTR_CLASS;
-       tag.val = "ftype";
+       synopsis_pre(h, n);
+       PAIR_CLASS_INIT(&tag, "ftype");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1605,40 +1642,50 @@ mdoc_fn_pre(MDOC_ARGS)
        const char              *sp, *ep;
        int                      sz, i;
 
        const char              *sp, *ep;
        int                      sz, i;
 

-       if (SEC_SYNOPSIS == n->sec) {
-               bufcat(h, "margin-left: 6em;");
-               bufcat(h, "text-indent: -6em;");
-               if (n->next) 
-                       bufcat(h, "margin-bottom: 1em;");
-               tag[0].key = ATTR_STYLE;
-               tag[0].val = h->buf;
-               print_otag(h, TAG_DIV, 1, tag);
-       }
+       synopsis_pre(h, n);

 
        /* Split apart into type and name. */
 
        /* Split apart into type and name. */

-
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "ftype";
-       t = print_otag(h, TAG_SPAN, 1, tag);
-

        assert(n->child->string);
        sp = n->child->string;
        assert(n->child->string);
        sp = n->child->string;

-       while (NULL != (ep = strchr(sp, ' '))) {
-               sz = MIN((int)(ep - sp), BUFSIZ - 1);
-               (void)memcpy(nbuf, sp, (size_t)sz);
-               nbuf[sz] = '\0';
-               print_text(h, nbuf);
-               sp = ++ep;
+
+       ep = strchr(sp, ' ');
+       if (NULL != ep) {
+               PAIR_CLASS_INIT(&tag[0], "ftype");
+               t = print_otag(h, TAG_SPAN, 1, tag);
+       
+               while (ep) {
+                       sz = MIN((int)(ep - sp), BUFSIZ - 1);
+                       (void)memcpy(nbuf, sp, (size_t)sz);
+                       nbuf[sz] = '\0';
+                       print_text(h, nbuf);
+                       sp = ++ep;
+                       ep = strchr(sp, ' ');
+               }
+               print_tagq(h, t);

        }
 
        }
 

-       print_tagq(h, t);
+       PAIR_CLASS_INIT(&tag[0], "fname");
+
+       /*
+        * FIXME: only refer to IDs that we know exist.
+        */
+
+#if 0
+       if (MDOC_SYNPRETTY & n->flags) {
+               nbuf[0] = '\0';
+               html_idcat(nbuf, sp, BUFSIZ);
+               PAIR_ID_INIT(&tag[1], nbuf);
+       } else {
+               strlcpy(nbuf, "#", BUFSIZ);
+               html_idcat(nbuf, sp, BUFSIZ);
+               PAIR_HREF_INIT(&tag[1], nbuf);
+       }
+#endif

 
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "fname";

        t = print_otag(h, TAG_SPAN, 1, tag);
 
        if (sp) {
        t = print_otag(h, TAG_SPAN, 1, tag);
 
        if (sp) {

-               (void)strlcpy(nbuf, sp, BUFSIZ);
+               strlcpy(nbuf, sp, BUFSIZ);

                print_text(h, nbuf);
        }
 
                print_text(h, nbuf);
        }
 


@@ -1647,15 +1694,15 @@ mdoc_fn_pre(MDOC_ARGS)
        h->flags |= HTML_NOSPACE;
        print_text(h, "(");
 
        h->flags |= HTML_NOSPACE;
        print_text(h, "(");
 

+       bufinit(h);
+       PAIR_CLASS_INIT(&tag[0], "farg");
+       bufcat_style(h, "white-space", "nowrap");
+       PAIR_STYLE_INIT(&tag[1], h);
+

        for (nn = n->child->next; nn; nn = nn->next) {
        for (nn = n->child->next; nn; nn = nn->next) {

-               i = 0;
-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "farg";
-               if (SEC_SYNOPSIS == n->sec) {
-                       tag[i].key = ATTR_STYLE;
-                       tag[i++].val = "white-space: nowrap;";
-               }
-                       
+               i = 1;
+               if (MDOC_SYNPRETTY & n->flags)
+                       i = 2;

                t = print_otag(h, TAG_SPAN, i, tag);
                print_text(h, nn->string);
                print_tagq(h, t);
                t = print_otag(h, TAG_SPAN, i, tag);
                print_text(h, nn->string);
                print_tagq(h, t);


@@ -1664,38 +1711,64 @@ mdoc_fn_pre(MDOC_ARGS)
        }
 
        print_text(h, ")");
        }
 
        print_text(h, ")");

-
-       if (SEC_SYNOPSIS == n->sec)
+       if (MDOC_SYNPRETTY & n->flags)

                print_text(h, ";");
 
        return(0);
 }
 
 
                print_text(h, ";");
 
        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... */
+               h->flags &= ~HTML_NOSPACE;
+               h->flags &= ~HTML_NONOSPACE;
+       } else
+               h->flags |= HTML_NONOSPACE;
+
+       return(0);
+}
+
+

 /* ARGSUSED */
 static int
 mdoc_sp_pre(MDOC_ARGS)
 {
 /* ARGSUSED */
 static int
 mdoc_sp_pre(MDOC_ARGS)
 {

-       int             len;
-       struct htmlpair tag;
+       int              len;
+       struct htmlpair  tag;
+       struct roffsu    su;

 
        switch (n->tok) {
        case (MDOC_sp):
 
        switch (n->tok) {
        case (MDOC_sp):

+               /* FIXME: can this have a scaling indicator? */

                len = n->child ? atoi(n->child->string) : 1;
                break;
        case (MDOC_br):
                len = 0;
                break;
        default:
                len = n->child ? atoi(n->child->string) : 1;
                break;
        case (MDOC_br):
                len = 0;
                break;
        default:

+               assert(n->parent);
+               if ((NULL == n->next || NULL == n->prev) &&
+                               (MDOC_Ss == n->parent->tok ||
+                                MDOC_Sh == n->parent->tok))
+                       return(0);

                len = 1;
                break;
        }
 
                len = 1;
                break;
        }
 

-       buffmt(h, "height: %dem", len);
-       tag.key = ATTR_STYLE;
-       tag.val = h->buf;
+       SCALE_VS_INIT(&su, len);
+       bufcat_su(h, "height", &su);
+       PAIR_STYLE_INIT(&tag, h);

        print_otag(h, TAG_DIV, 1, &tag);
        print_otag(h, TAG_DIV, 1, &tag);

-       return(1);
+       /* So the div isn't empty: */
+       print_text(h, "\\~");
+
+       return(0);

 
 }
 
 
 }
 


@@ -1734,14 +1807,11 @@ mdoc_lk_pre(MDOC_ARGS)
 
        nn = n->child;
 
 
        nn = n->child;
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "link-ext";
-       tag[1].key = ATTR_HREF;
-       tag[1].val = nn->string;
-
+       PAIR_CLASS_INIT(&tag[0], "link-ext");
+       PAIR_HREF_INIT(&tag[1], nn->string);

        print_otag(h, TAG_A, 2, tag);
 
        print_otag(h, TAG_A, 2, tag);
 

-       if (NULL == nn->next)
+       if (NULL == nn->next) 

                return(1);
 
        for (nn = nn->next; nn; nn = nn->next) 
                return(1);
 
        for (nn = nn->next; nn; nn = nn->next) 


@@ -1759,17 +1829,13 @@ mdoc_mt_pre(MDOC_ARGS)
        struct tag              *t;
        const struct mdoc_node  *nn;
 
        struct tag              *t;
        const struct mdoc_node  *nn;
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "link-mail";
+       PAIR_CLASS_INIT(&tag[0], "link-mail");

 
        for (nn = n->child; nn; nn = nn->next) {
                bufinit(h);
                bufcat(h, "mailto:");
                bufcat(h, nn->string);
 
        for (nn = n->child; nn; nn = nn->next) {
                bufinit(h);
                bufcat(h, "mailto:");
                bufcat(h, nn->string);

-
-               tag[1].key = ATTR_HREF;
-               tag[1].val = h->buf;
-
+               PAIR_HREF_INIT(&tag[1], h->buf);

                t = print_otag(h, TAG_A, 2, tag);
                print_text(h, nn->string);
                print_tagq(h, t);
                t = print_otag(h, TAG_A, 2, tag);
                print_text(h, nn->string);
                print_tagq(h, t);


@@ -1783,20 +1849,29 @@ mdoc_mt_pre(MDOC_ARGS)
 static int
 mdoc_fo_pre(MDOC_ARGS)
 {
 static int
 mdoc_fo_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
+       struct htmlpair  tag;
+       struct tag      *t;

 
        if (MDOC_BODY == n->type) {
                h->flags |= HTML_NOSPACE;
                print_text(h, "(");
                h->flags |= HTML_NOSPACE;
                return(1);
 
        if (MDOC_BODY == n->type) {
                h->flags |= HTML_NOSPACE;
                print_text(h, "(");
                h->flags |= HTML_NOSPACE;
                return(1);

-       } else if (MDOC_BLOCK == n->type)
+       } else if (MDOC_BLOCK == n->type) {
+               synopsis_pre(h, n);

                return(1);
                return(1);

+       }

 
 

-       tag.key = ATTR_CLASS;
-       tag.val = "fname";
-       print_otag(h, TAG_SPAN, 1, &tag);
-       return(1);
+       /* XXX: we drop non-initial arguments as per groff. */
+
+       assert(n->child);
+       assert(n->child->string);
+
+       PAIR_CLASS_INIT(&tag, "fname");
+       t = print_otag(h, TAG_SPAN, 1, &tag);
+       print_text(h, n->child->string);
+       print_tagq(h, t);
+       return(0);

 }
 
 
 }
 
 


@@ -1804,6 +1879,7 @@ mdoc_fo_pre(MDOC_ARGS)
 static void
 mdoc_fo_post(MDOC_ARGS)
 {
 static void
 mdoc_fo_post(MDOC_ARGS)
 {

+

        if (MDOC_BODY != n->type)
                return;
        h->flags |= HTML_NOSPACE;
        if (MDOC_BODY != n->type)
                return;
        h->flags |= HTML_NOSPACE;


@@ -1818,41 +1894,29 @@ static int
 mdoc_in_pre(MDOC_ARGS)
 {
        const struct mdoc_node  *nn;
 mdoc_in_pre(MDOC_ARGS)
 {
        const struct mdoc_node  *nn;

-       struct htmlpair          tag[2];

        struct tag              *t;
        struct tag              *t;

+       struct htmlpair          tag[2];

        int                      i;
 
        int                      i;
 

-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->next && MDOC_In != n->next->tok) {
-                       tag[0].key = ATTR_STYLE;
-                       tag[0].val = "margin-bottom: 1em;";
-                       print_otag(h, TAG_DIV, 1, tag);
-               } else
-                       print_otag(h, TAG_DIV, 0, NULL);
-       }
-
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "includes";
+       synopsis_pre(h, n);

 
 

+       PAIR_CLASS_INIT(&tag[0], "includes");

        print_otag(h, TAG_SPAN, 1, tag);
 
        print_otag(h, TAG_SPAN, 1, tag);
 

-       if (SEC_SYNOPSIS == n->sec)
+       if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags)

                print_text(h, "#include");
 
        print_text(h, "<");
        h->flags |= HTML_NOSPACE;
 
                print_text(h, "#include");
 
        print_text(h, "<");
        h->flags |= HTML_NOSPACE;
 

-       /* XXX -- see warning in termp_in_post(). */
-

        for (nn = n->child; nn; nn = nn->next) {
        for (nn = n->child; nn; nn = nn->next) {

-               assert(MDOC_TEXT == nn->type);
-               i = 0;
-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "link-includes";
+               PAIR_CLASS_INIT(&tag[0], "link-includes");
+               i = 1;
+               bufinit(h);

                if (h->base_includes) {
                        buffmt_includes(h, nn->string);
                if (h->base_includes) {
                        buffmt_includes(h, nn->string);

-                       tag[i].key = ATTR_HREF;
-                       tag[i++].val = h->buf;
+                       PAIR_HREF_INIT(&tag[i], h->buf);
+                       i++;

                }
                t = print_otag(h, TAG_A, i, tag);
                print_mdoc_node(m, nn, h);
                }
                t = print_otag(h, TAG_A, i, tag);
                print_mdoc_node(m, nn, h);


@@ -1872,9 +1936,7 @@ mdoc_ic_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "cmd";
-
+       PAIR_CLASS_INIT(&tag, "cmd");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1889,12 +1951,10 @@ mdoc_rv_pre(MDOC_ARGS)
        struct tag              *t;
 
        print_otag(h, TAG_DIV, 0, NULL);
        struct tag              *t;
 
        print_otag(h, TAG_DIV, 0, NULL);

-

        print_text(h, "The");
 
        for (nn = n->child; nn; nn = nn->next) {
        print_text(h, "The");
 
        for (nn = n->child; nn; nn = nn->next) {

-               tag.key = ATTR_CLASS;
-               tag.val = "fname";
+               PAIR_CLASS_INIT(&tag, "fname");

                t = print_otag(h, TAG_SPAN, 1, &tag);
                print_text(h, nn->string);
                print_tagq(h, t);
                t = print_otag(h, TAG_SPAN, 1, &tag);
                print_text(h, nn->string);
                print_tagq(h, t);


@@ -1908,7 +1968,7 @@ mdoc_rv_pre(MDOC_ARGS)
                        print_text(h, "()");
        }
 
                        print_text(h, "()");
        }
 

-       if (n->child->next)
+       if (n->child && n->child->next)

                print_text(h, "functions return");
        else
                print_text(h, "function returns");
                print_text(h, "functions return");
        else
                print_text(h, "function returns");


@@ -1916,8 +1976,7 @@ mdoc_rv_pre(MDOC_ARGS)
                print_text(h, "the value 0 if successful; otherwise the value "
                        "-1 is returned and the global variable");
 
                print_text(h, "the value 0 if successful; otherwise the value "
                        "-1 is returned and the global variable");
 

-       tag.key = ATTR_CLASS;
-       tag.val = "var";
+       PAIR_CLASS_INIT(&tag, "var");

        t = print_otag(h, TAG_SPAN, 1, &tag);
        print_text(h, "errno");
        print_tagq(h, t);
        t = print_otag(h, TAG_SPAN, 1, &tag);
        print_text(h, "errno");
        print_tagq(h, t);


@@ -1932,8 +1991,7 @@ mdoc_va_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "var";
+       PAIR_CLASS_INIT(&tag, "var");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -1980,47 +2038,34 @@ mdoc_ap_pre(MDOC_ARGS)
 static int
 mdoc_bf_pre(MDOC_ARGS)
 {
 static int
 mdoc_bf_pre(MDOC_ARGS)
 {

-       int             i;
-       struct htmlpair tag[2];
+       struct htmlpair  tag[2];
+       struct roffsu    su;

 
        if (MDOC_HEAD == n->type)
                return(0);
 
        if (MDOC_HEAD == n->type)
                return(0);

-       else if (MDOC_BLOCK != n->type)
+       else if (MDOC_BODY != n->type)

                return(1);
 
                return(1);
 

-       tag[0].key = ATTR_CLASS;
-       tag[0].val = NULL;
-
-       if (n->head->child) {
-               if ( ! strcmp("Em", n->head->child->string))
-                       tag[0].val = "emph";
-               else if ( ! strcmp("Sy", n->head->child->string))
-                       tag[0].val = "symb";
-               else if ( ! strcmp("Li", n->head->child->string))
-                       tag[0].val = "lit";
-       } else {
-               assert(n->args);
-               for (i = 0; i < (int)n->args->argc; i++) 
-                       switch (n->args->argv[i].arg) {
-                       case (MDOC_Symbolic):
-                               tag[0].val = "symb";
-                               break;
-                       case (MDOC_Literal):
-                               tag[0].val = "lit";
-                               break;
-                       case (MDOC_Emphasis):
-                               tag[0].val = "emph";
-                               break;
-                       default:
-                               break;
-                       }
-       }
-
-       /* FIXME: div's have spaces stripped--we want them. */
+       assert(n->data.Bf);

 
 

-       assert(tag[0].val);
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = "display: inline; margin-right: 1em;";
+       if (FONT_Em == n->data.Bf->font) 
+               PAIR_CLASS_INIT(&tag[0], "emph");
+       else if (FONT_Sy == n->data.Bf->font) 
+               PAIR_CLASS_INIT(&tag[0], "symb");
+       else if (FONT_Li == n->data.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. 
+        */
+       bufcat_style(h, "display", "inline");
+       SCALE_HS_INIT(&su, 1);
+       /* Needs a left-margin for spacing. */
+       bufcat_su(h, "margin-left", &su);
+       PAIR_STYLE_INIT(&tag[1], h);

        print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }
        print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }


@@ -2032,8 +2077,7 @@ mdoc_ms_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "symb";
+       PAIR_CLASS_INIT(&tag, "symb");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -2063,19 +2107,20 @@ mdoc_pf_post(MDOC_ARGS)
 static int
 mdoc_rs_pre(MDOC_ARGS)
 {
 static int
 mdoc_rs_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
+       struct htmlpair  tag;
+       struct roffsu    su;

 
        if (MDOC_BLOCK != n->type)
                return(1);
 
        if (n->prev && SEC_SEE_ALSO == n->sec) {
 
        if (MDOC_BLOCK != n->type)
                return(1);
 
        if (n->prev && SEC_SEE_ALSO == n->sec) {

-               tag.key = ATTR_STYLE;
-               tag.val = "margin-top: 1em;";
+               SCALE_VS_INIT(&su, 1);
+               bufcat_su(h, "margin-top", &su);
+               PAIR_STYLE_INIT(&tag, h);

                print_otag(h, TAG_DIV, 1, &tag);
        }
 
                print_otag(h, TAG_DIV, 1, &tag);
        }
 

-       tag.key = ATTR_CLASS;
-       tag.val = "ref";
+       PAIR_CLASS_INIT(&tag, "ref");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -2088,9 +2133,7 @@ mdoc_li_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "lit";
-
+       PAIR_CLASS_INIT(&tag, "lit");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -2102,9 +2145,7 @@ mdoc_sy_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "symb";
-
+       PAIR_CLASS_INIT(&tag, "symb");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -2136,12 +2177,9 @@ mdoc_lb_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
 {
        struct htmlpair tag;
 

-       tag.key = ATTR_CLASS;
-       tag.val = "lib";
-
-       if (SEC_SYNOPSIS == n->sec)
+       if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)

                print_otag(h, TAG_DIV, 0, NULL);
                print_otag(h, TAG_DIV, 0, NULL);

-
+       PAIR_CLASS_INIT(&tag, "lib");

        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }


@@ -2151,58 +2189,63 @@ mdoc_lb_pre(MDOC_ARGS)
 static int
 mdoc__x_pre(MDOC_ARGS)
 {
 static int
 mdoc__x_pre(MDOC_ARGS)
 {

-       struct htmlpair tag;
-
-       tag.key = ATTR_CLASS;
+       struct htmlpair tag[2];

 
        switch (n->tok) {
        case(MDOC__A):
 
        switch (n->tok) {
        case(MDOC__A):

-               tag.val = "ref-auth";
+               PAIR_CLASS_INIT(&tag[0], "ref-auth");

                break;
        case(MDOC__B):
                break;
        case(MDOC__B):

-               tag.val = "ref-book";
+               PAIR_CLASS_INIT(&tag[0], "ref-book");

                break;
        case(MDOC__C):
                break;
        case(MDOC__C):

-               tag.val = "ref-city";
+               PAIR_CLASS_INIT(&tag[0], "ref-city");

                break;
        case(MDOC__D):
                break;
        case(MDOC__D):

-               tag.val = "ref-date";
+               PAIR_CLASS_INIT(&tag[0], "ref-date");

                break;
        case(MDOC__I):
                break;
        case(MDOC__I):

-               tag.val = "ref-issue";
+               PAIR_CLASS_INIT(&tag[0], "ref-issue");

                break;
        case(MDOC__J):
                break;
        case(MDOC__J):

-               tag.val = "ref-jrnl";
+               PAIR_CLASS_INIT(&tag[0], "ref-jrnl");

                break;
        case(MDOC__N):
                break;
        case(MDOC__N):

-               tag.val = "ref-num";
+               PAIR_CLASS_INIT(&tag[0], "ref-num");

                break;
        case(MDOC__O):
                break;
        case(MDOC__O):

-               tag.val = "ref-opt";
+               PAIR_CLASS_INIT(&tag[0], "ref-opt");

                break;
        case(MDOC__P):
                break;
        case(MDOC__P):

-               tag.val = "ref-page";
+               PAIR_CLASS_INIT(&tag[0], "ref-page");

                break;
        case(MDOC__Q):
                break;
        case(MDOC__Q):

-               tag.val = "ref-corp";
+               PAIR_CLASS_INIT(&tag[0], "ref-corp");

                break;
        case(MDOC__R):
                break;
        case(MDOC__R):

-               tag.val = "ref-rep";
+               PAIR_CLASS_INIT(&tag[0], "ref-rep");

                break;
        case(MDOC__T):
                break;
        case(MDOC__T):

-               print_text(h, "\\(lq");
-               h->flags |= HTML_NOSPACE;
-               tag.val = "ref-title";
+               PAIR_CLASS_INIT(&tag[0], "ref-title");
+               break;
+       case(MDOC__U):
+               PAIR_CLASS_INIT(&tag[0], "link-ref");

                break;
        case(MDOC__V):
                break;
        case(MDOC__V):

-               tag.val = "ref-vol";
+               PAIR_CLASS_INIT(&tag[0], "ref-vol");

                break;
        default:
                abort();
                /* NOTREACHED */
        }
 
                break;
        default:
                abort();
                /* NOTREACHED */
        }
 

-       print_otag(h, TAG_SPAN, 1, &tag);
+       if (MDOC__U != n->tok) {
+               print_otag(h, TAG_SPAN, 1, tag);
+               return(1);
+       }
+
+       PAIR_HREF_INIT(&tag[1], n->child->string);
+       print_otag(h, TAG_A, 2, tag);

        return(1);
 }
 
        return(1);
 }
 


@@ -2212,14 +2255,40 @@ static void
 mdoc__x_post(MDOC_ARGS)
 {
 
 mdoc__x_post(MDOC_ARGS)
 {
 

+       /* TODO: %U */
+

        h->flags |= HTML_NOSPACE;
        h->flags |= HTML_NOSPACE;

-       switch (n->tok) {
-       case (MDOC__T):
-               print_text(h, "\\(rq");
-               h->flags |= HTML_NOSPACE;
+       print_text(h, n->next ? "," : ".");
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bk_pre(MDOC_ARGS)
+{
+
+       switch (n->type) {
+       case (MDOC_BLOCK):

                break;
                break;

-       default:
+       case (MDOC_HEAD):
+               return(0);
+       case (MDOC_BODY):
+               h->flags |= HTML_PREKEEP;

                break;
                break;

+       default:
+               abort();
+               /* NOTREACHED */

        }
        }

-       print_text(h, n->next ? "," : ".");
+
+       return(1);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc_bk_post(MDOC_ARGS)
+{
+
+       if (MDOC_BODY == n->type)
+               h->flags &= ~(HTML_KEEP | HTML_PREKEEP);

 }
 }