]> git.cameronkatri.com Git - mandoc.git/blobdiff - mdoc_html.c
Fix the column numbers associated with in_line_argn() macros;
[mandoc.git] / mdoc_html.c
index 79bb78734a0320500b8e39b40c6582f5d74b303e..07a2e3ec5ffbb223fad3d2f894a3e0c6ac3c4bcc 100644 (file)
@@ -1,6 +1,7 @@
-/*     $Id: mdoc_html.c,v 1.4 2009/09/24 09:20:02 kristaps Exp $ */
+/*     $Id: mdoc_html.c,v 1.191 2014/07/02 03:48:07 schwarze Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010, 2011 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
  * 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/queue.h>
 
 #include <assert.h>
 #include <ctype.h>
-#include <err.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #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
-#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);
@@ -47,35 +54,30 @@ 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 *,
+                               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 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 int               mdoc_ad_pre(MDOC_ARGS);
 static int               mdoc_an_pre(MDOC_ARGS);
-static void              mdoc_aq_post(MDOC_ARGS);
-static int               mdoc_aq_pre(MDOC_ARGS);
+static int               mdoc_ap_pre(MDOC_ARGS);
 static int               mdoc_ar_pre(MDOC_ARGS);
 static int               mdoc_bd_pre(MDOC_ARGS);
-static void              mdoc_bl_post(MDOC_ARGS);
+static int               mdoc_bf_pre(MDOC_ARGS);
+static void              mdoc_bk_post(MDOC_ARGS);
+static int               mdoc_bk_pre(MDOC_ARGS);
 static int               mdoc_bl_pre(MDOC_ARGS);
-static void              mdoc_bq_post(MDOC_ARGS);
-static int               mdoc_bq_pre(MDOC_ARGS);
-static void              mdoc_brq_post(MDOC_ARGS);
-static int               mdoc_brq_pre(MDOC_ARGS);
+static int               mdoc_bt_pre(MDOC_ARGS);
 static int               mdoc_bx_pre(MDOC_ARGS);
 static int               mdoc_cd_pre(MDOC_ARGS);
 static int               mdoc_d1_pre(MDOC_ARGS);
-static void              mdoc_dq_post(MDOC_ARGS);
-static int               mdoc_dq_pre(MDOC_ARGS);
 static int               mdoc_dv_pre(MDOC_ARGS);
 static int               mdoc_fa_pre(MDOC_ARGS);
 static int               mdoc_fd_pre(MDOC_ARGS);
@@ -89,323 +91,313 @@ static    int               mdoc_ex_pre(MDOC_ARGS);
 static void              mdoc_fo_post(MDOC_ARGS);
 static int               mdoc_fo_pre(MDOC_ARGS);
 static int               mdoc_ic_pre(MDOC_ARGS);
+static int               mdoc_igndelim_pre(MDOC_ARGS);
 static int               mdoc_in_pre(MDOC_ARGS);
 static int               mdoc_it_pre(MDOC_ARGS);
+static int               mdoc_lb_pre(MDOC_ARGS);
+static int               mdoc_li_pre(MDOC_ARGS);
 static int               mdoc_lk_pre(MDOC_ARGS);
 static int               mdoc_mt_pre(MDOC_ARGS);
+static int               mdoc_ms_pre(MDOC_ARGS);
 static int               mdoc_nd_pre(MDOC_ARGS);
 static int               mdoc_nm_pre(MDOC_ARGS);
 static int               mdoc_ns_pre(MDOC_ARGS);
-static void              mdoc_op_post(MDOC_ARGS);
-static int               mdoc_op_pre(MDOC_ARGS);
 static int               mdoc_pa_pre(MDOC_ARGS);
-static void              mdoc_pq_post(MDOC_ARGS);
-static int               mdoc_pq_pre(MDOC_ARGS);
-static void              mdoc_qq_post(MDOC_ARGS);
-static int               mdoc_qq_pre(MDOC_ARGS);
+static void              mdoc_pf_post(MDOC_ARGS);
+static int               mdoc_pp_pre(MDOC_ARGS);
+static void              mdoc_quote_post(MDOC_ARGS);
+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 void              mdoc_sq_post(MDOC_ARGS);
-static int               mdoc_sq_pre(MDOC_ARGS);
 static int               mdoc_ss_pre(MDOC_ARGS);
 static int               mdoc_sx_pre(MDOC_ARGS);
+static int               mdoc_sy_pre(MDOC_ARGS);
+static int               mdoc_ud_pre(MDOC_ARGS);
 static int               mdoc_va_pre(MDOC_ARGS);
 static int               mdoc_vt_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] = {
-       {NULL, NULL}, /* Ap */
+       {mdoc_ap_pre, NULL}, /* Ap */
        {NULL, NULL}, /* Dd */
        {NULL, NULL}, /* Dt */
        {NULL, NULL}, /* Os */
        {mdoc_sh_pre, NULL }, /* Sh */
-       {mdoc_ss_pre, NULL }, /* Ss */ 
-       {mdoc_sp_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 */
        {NULL, NULL}, /* Ed */
-       {mdoc_bl_pre, mdoc_bl_post}, /* Bl */
+       {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 */ 
-       {NULL, NULL}, /* Li */
-       {mdoc_nd_pre, NULL}, /* Nd */ 
-       {mdoc_nm_pre, NULL}, /* Nm */ 
-       {mdoc_op_pre, mdoc_op_post}, /* Op */
-       {NULL, NULL}, /* Ot */
+       {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_quote_pre, mdoc_quote_post}, /* Op */
+       {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 */
-       {NULL, NULL}, /* %A */
-       {NULL, NULL}, /* %B */
-       {NULL, NULL}, /* %D */
-       {NULL, NULL}, /* %I */
-       {NULL, NULL}, /* %J */
-       {NULL, NULL}, /* %N */
-       {NULL, NULL}, /* %O */
-       {NULL, NULL}, /* %P */
-       {NULL, NULL}, /* %R */
-       {NULL, NULL}, /* %T */
-       {NULL, NULL}, /* %V */
+       {mdoc__x_pre, mdoc__x_post}, /* %A */
+       {mdoc__x_pre, mdoc__x_post}, /* %B */
+       {mdoc__x_pre, mdoc__x_post}, /* %D */
+       {mdoc__x_pre, mdoc__x_post}, /* %I */
+       {mdoc__x_pre, mdoc__x_post}, /* %J */
+       {mdoc__x_pre, mdoc__x_post}, /* %N */
+       {mdoc__x_pre, mdoc__x_post}, /* %O */
+       {mdoc__x_pre, mdoc__x_post}, /* %P */
+       {mdoc__x_pre, mdoc__x_post}, /* %R */
+       {mdoc__x_pre, mdoc__x_post}, /* %T */
+       {mdoc__x_pre, mdoc__x_post}, /* %V */
        {NULL, NULL}, /* Ac */
-       {mdoc_aq_pre, mdoc_aq_post}, /* Ao */
-       {mdoc_aq_pre, mdoc_aq_post}, /* Aq */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
        {NULL, NULL}, /* At */
        {NULL, NULL}, /* Bc */
-       {NULL, NULL}, /* Bf */ 
-       {mdoc_bq_pre, mdoc_bq_post}, /* Bo */
-       {mdoc_bq_pre, mdoc_bq_post}, /* Bq */
+       {mdoc_bf_pre, NULL}, /* Bf */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
        {mdoc_xx_pre, NULL}, /* Bsx */
        {mdoc_bx_pre, NULL}, /* Bx */
        {NULL, NULL}, /* Db */
        {NULL, NULL}, /* Dc */
-       {mdoc_dq_pre, mdoc_dq_post}, /* Do */
-       {mdoc_dq_pre, mdoc_dq_post}, /* Dq */
-       {NULL, NULL}, /* Ec */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Do */
+       {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 */
-       {NULL, NULL}, /* Ms */
-       {NULL, NULL}, /* No */
+       {mdoc_ms_pre, NULL}, /* Ms */
+       {mdoc_igndelim_pre, NULL}, /* No */
        {mdoc_ns_pre, NULL}, /* Ns */
        {mdoc_xx_pre, NULL}, /* Nx */
        {mdoc_xx_pre, NULL}, /* Ox */
        {NULL, NULL}, /* Pc */
-       {NULL, NULL}, /* Pf */
-       {mdoc_pq_pre, mdoc_pq_post}, /* Po */
-       {mdoc_pq_pre, mdoc_pq_post}, /* Pq */
+       {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Po */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
        {NULL, NULL}, /* Qc */
-       {mdoc_sq_pre, mdoc_sq_post}, /* Ql */
-       {mdoc_qq_pre, mdoc_qq_post}, /* Qo */
-       {mdoc_qq_pre, mdoc_qq_post}, /* Qq */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
        {NULL, NULL}, /* Re */
-       {NULL, NULL}, /* Rs */
+       {mdoc_rs_pre, NULL}, /* Rs */
        {NULL, NULL}, /* Sc */
-       {mdoc_sq_pre, mdoc_sq_post}, /* So */
-       {mdoc_sq_pre, mdoc_sq_post}, /* Sq */
-       {NULL, NULL}, /* Sm */
+       {mdoc_quote_pre, mdoc_quote_post}, /* So */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
+       {mdoc_sm_pre, NULL}, /* Sm */
        {mdoc_sx_pre, NULL}, /* Sx */
-       {NULL, NULL}, /* Sy */
+       {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_op_pre, mdoc_op_post}, /* Oo */
+       {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
+       {NULL, NULL}, /* Fc */
+       {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
        {NULL, NULL}, /* Oc */
-       {NULL, NULL}, /* Bk */
+       {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
        {NULL, NULL}, /* Ek */
-       {NULL, NULL}, /* Bt */
+       {mdoc_bt_pre, NULL}, /* Bt */
        {NULL, NULL}, /* Hf */
-       {NULL, NULL}, /* Fr */
-       {NULL, NULL}, /* Ud */
-       {NULL, NULL}, /* Lb */
-       {mdoc_sp_pre, NULL}, /* Lp */ 
-       {mdoc_lk_pre, NULL}, /* Lk */ 
-       {mdoc_mt_pre, NULL}, /* Mt */ 
-       {mdoc_brq_pre, mdoc_brq_post}, /* Brq */ 
-       {mdoc_brq_pre, mdoc_brq_post}, /* Bro */ 
-       {NULL, NULL}, /* Brc */ 
-       {NULL, NULL}, /* %C */ 
-       {NULL, NULL}, /* Es */  /* TODO */
-       {NULL, NULL}, /* En */  /* TODO */
-       {mdoc_xx_pre, NULL}, /* Dx */ 
-       {NULL, NULL}, /* %Q */ 
+       {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 */
+       {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_sp_pre, NULL}, /* sp */
+       {mdoc__x_pre, mdoc__x_post}, /* %U */
+       {NULL, NULL}, /* Ta */
+       {mdoc_skip_pre, NULL}, /* ll */
 };
 
-static char              buf[BUFSIZ]; /* XXX */
+static const char * const lists[LIST_MAX] = {
+       NULL,
+       "list-bul",
+       "list-col",
+       "list-dash",
+       "list-diag",
+       "list-enum",
+       "list-hang",
+       "list-hyph",
+       "list-inset",
+       "list-item",
+       "list-ohang",
+       "list-tag"
+};
 
-#define        bufcat(x)         (void)strlcat(buf, (x), BUFSIZ) 
-#define        bufinit()         buf[0] = 0
-#define        buffmt(...)       (void)snprintf(buf, BUFSIZ - 1, __VA_ARGS__)
 
 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_doctype(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');
 }
 
-
-static int
-a2list(const struct mdoc_node *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
+ * the value.
+ */
+static void
+a2width(const char *p, struct roffsu *su)
 {
-       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;
-               }
 
-       abort();
-       /* NOTREACHED */
+       if ( ! a2roffsu(p, su, SCALE_MAX)) {
+               su->unit = SCALE_BU;
+               su->scale = html_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;
 
-       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);
+       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;
+       }
 
-       return(len + 2);
+       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_P, 0, NULL);
+               break;
+       case MDOC_Ft:
+               if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
+                       print_otag(h, TAG_P, 0, NULL);
+                       break;
+               }
+               /* FALLTHROUGH */
+       default:
+               print_otag(h, TAG_BR, 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);
-
-       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));
+       /* FIXME: "right"? */
 
-       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))
+               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);
-
-       t = print_otag(h, TAG_BODY, 0, NULL);
+       PAIR_CLASS_INIT(&tag, "mandoc");
 
-       tag.key = ATTR_CLASS;
-       tag.val = "body";
-       print_otag(h, TAG_DIV, 1, &tag);
+       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(m, n, h);
+       print_mdoc_nodelist(meta, n, h);
        print_tagq(h, t);
 }
 
-
-/* ARGSUSED */
 static void
 print_mdoc_head(MDOC_ARGS)
 {
-       char            b[BUFSIZ];
 
        print_gen_head(h);
+       bufinit(h);
+       bufcat_fmt(h, "%s(%s)", meta->title, meta->msec);
 
-       (void)snprintf(b, BUFSIZ - 1, 
-                       "%s(%d)", m->title, m->msec);
-
-       if (m->arch) {
-               (void)strlcat(b, " (", BUFSIZ);
-               (void)strlcat(b, m->arch, BUFSIZ);
-               (void)strlcat(b, ")", BUFSIZ);
-       }
+       if (meta->arch)
+               bufcat_fmt(h, " (%s)", meta->arch);
 
        print_otag(h, TAG_TITLE, 0, NULL);
-       print_text(h, b);
+       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)
 {
@@ -413,256 +405,246 @@ print_mdoc_node(MDOC_ARGS)
        struct tag      *t;
 
        child = 1;
-       t = SLIST_FIRST(&h->tags);
-
-       bufinit();
+       t = h->tags.head;
 
        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);
+
+               /*
+                * Make sure that if we're in a literal mode already
+                * (i.e., within a <PRE>) don't print the newline.
+                */
+               if (' ' == *n->string && MDOC_LINE & n->flags)
+                       if ( ! (HTML_LITERAL & h->flags))
+                               print_otag(h, TAG_BR, 0, NULL);
+               if (MDOC_DELIMC & n->flags)
+                       h->flags |= HTML_NOSPACE;
                print_text(h, n->string);
+               if (MDOC_DELIMO & n->flags)
+                       h->flags |= HTML_NOSPACE;
+               return;
+       case MDOC_EQN:
+               print_eqn(h, n->eqn);
                break;
+       case MDOC_TBL:
+               /*
+                * This will take care of initialising all of the table
+                * state data for the first table, then tearing it down
+                * for the last one.
+                */
+               print_tbl(h, n->span);
+               return;
        default:
-               if (mdocs[n->tok].pre)
-                       child = (*mdocs[n->tok].pre)(m, n, h);
+               /*
+                * Close out the current table, if it's open, and unset
+                * the "meta" table state.  This will be reopened on the
+                * next table element.
+                */
+               if (h->tblt) {
+                       print_tblclose(h);
+                       t = h->tags.head;
+               }
+
+               assert(NULL == h->tblt);
+               if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
+                       child = (*mdocs[n->tok].pre)(meta, n, h);
                break;
        }
 
+       if (HTML_KEEP & h->flags) {
+               if (n->prev ? (n->prev->lastline != n->line) :
+                   (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();
-
        switch (n->type) {
-       case (MDOC_ROOT):
-               mdoc_root_post(m, n, h);
+       case MDOC_ROOT:
+               mdoc_root_post(meta, n, h);
                break;
-       case (MDOC_TEXT):
+       case MDOC_EQN:
                break;
        default:
-               if (mdocs[n->tok].post)
-                       (*mdocs[n->tok].post)(m, n, h);
+               if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
+                       (*mdocs[n->tok].post)(meta, n, h);
                break;
        }
 }
 
-
-/* ARGSUSED */
 static void
 mdoc_root_post(MDOC_ARGS)
 {
-       struct tm        tm;
-       struct htmlpair  tag[2];
+       struct htmlpair  tag[3];
        struct tag      *t, *tt;
-       char             b[BUFSIZ];
 
-       (void)localtime_r(&m->date, &tm);
+       PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
+       PAIR_CLASS_INIT(&tag[1], "foot");
+       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);
 
-       if (0 == strftime(b, BUFSIZ - 1, "%B %e, %Y", &tm))
-               err(EXIT_FAILURE, "strftime");
+       print_otag(h, TAG_TBODY, 0, NULL);
 
-       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);
        tt = print_otag(h, TAG_TR, 0, NULL);
 
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 50%;";
+       PAIR_CLASS_INIT(&tag[0], "foot-date");
        print_otag(h, TAG_TD, 1, tag);
-       print_text(h, b);
+       print_text(h, meta->date);
        print_stagq(h, tt);
 
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 50%; text-align: right;";
-       print_otag(h, TAG_TD, 1, tag);
-       print_text(h, m->os);
+       PAIR_CLASS_INIT(&tag[0], "foot-os");
+       PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+       print_otag(h, TAG_TD, 2, tag);
+       print_text(h, meta->os);
        print_tagq(h, t);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_root_pre(MDOC_ARGS)
 {
-       struct htmlpair  tag[2];
+       struct htmlpair  tag[3];
        struct tag      *t, *tt;
-       char             b[BUFSIZ], title[BUFSIZ];
+       char            *volume, *title;
 
-       (void)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) {
-               (void)strlcat(b, " (", BUFSIZ);
-               (void)strlcat(b, m->arch, BUFSIZ);
-               (void)strlcat(b, ")", BUFSIZ);
-       }
+       mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
 
-       (void)snprintf(title, BUFSIZ - 1, 
-                       "%s(%d)", m->title, m->msec);
+       PAIR_SUMMARY_INIT(&tag[0], "Document Header");
+       PAIR_CLASS_INIT(&tag[1], "head");
+       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);
+
+       print_otag(h, TAG_TBODY, 0, NULL);
 
-       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);
 
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 33%;";
+       PAIR_CLASS_INIT(&tag[0], "head-ltitle");
        print_otag(h, TAG_TD, 1, tag);
        print_text(h, title);
        print_stagq(h, tt);
 
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 33%; text-align: center;";
-       print_otag(h, TAG_TD, 1, tag);
-       print_text(h, b);
+       PAIR_CLASS_INIT(&tag[0], "head-vol");
+       PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
+       print_otag(h, TAG_TD, 2, tag);
+       print_text(h, volume);
        print_stagq(h, tt);
 
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = "width: 33%; text-align: right;";
-       print_otag(h, TAG_TD, 1, tag);
+       PAIR_CLASS_INIT(&tag[0], "head-rtitle");
+       PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+       print_otag(h, TAG_TD, 2, 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[2];
-       const struct mdoc_node  *nn;
+       struct htmlpair  tag;
 
-       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(nn->string);
-                       if (nn->next)
-                               bufcat(" ");
-               }
-               tag[0].key = ATTR_NAME;
-               tag[0].val = buf;
-               print_otag(h, TAG_A, 1, tag);
+       if (MDOC_BLOCK == n->type) {
+               PAIR_CLASS_INIT(&tag, "section");
+               print_otag(h, TAG_DIV, 1, &tag);
+               return(1);
+       } else if (MDOC_BODY == n->type)
                return(1);
-       } else if (MDOC_BLOCK == n->type) {
-               tag[0].key = ATTR_CLASS;
-               tag[0].val = "sec-block";
-
-               if (n->prev && NULL == n->prev->body->child) {
-                       print_otag(h, TAG_DIV, 1, tag);
-                       return(1);
-               }
-
-               bufcat("margin-top: 1em;");
-               if (NULL == n->next)
-                       bufcat("margin-bottom: 1em;");
 
-               tag[1].key = ATTR_STYLE;
-               tag[1].val = buf;
+       bufinit(h);
+       bufcat(h, "x");
 
-               print_otag(h, TAG_DIV, 2, tag);
-               return(1);
+       for (n = n->child; n && MDOC_TEXT == n->type; ) {
+               bufcat_id(h, n->string);
+               if (NULL != (n = n->next))
+                       bufcat_id(h, " ");
        }
 
-       buffmt("margin-left: %dem;", INDENT);
-       
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "sec-body";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = buf;
+       if (NULL == n) {
+               PAIR_ID_INIT(&tag, h->buf);
+               print_otag(h, TAG_H1, 1, &tag);
+       } else
+               print_otag(h, TAG_H1, 0, NULL);
 
-       print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ss_pre(MDOC_ARGS)
 {
-       struct htmlpair          tag[2];
-       int                      i;
-       const struct mdoc_node  *nn;
-
-       i = 0;
+       struct htmlpair  tag;
 
-       if (MDOC_BODY == n->type) {
-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "ssec-body";
-               if (n->parent->next && n->child) {
-                       bufcat("margin-bottom: 1em;");
-                       tag[i].key = ATTR_STYLE;
-                       tag[i++].val = buf;
-               }
-               print_otag(h, TAG_DIV, i, tag);
+       if (MDOC_BLOCK == n->type) {
+               PAIR_CLASS_INIT(&tag, "subsection");
+               print_otag(h, TAG_DIV, 1, &tag);
                return(1);
-       } else if (MDOC_BLOCK == n->type) {
-               tag[i].key = ATTR_CLASS;
-               tag[i++].val = "ssec-block";
-               if (n->prev) {
-                       bufcat("margin-top: 1em;");
-                       tag[i].key = ATTR_STYLE;
-                       tag[i++].val = buf;
-               }
-               print_otag(h, TAG_DIV, i, tag);
+       } else if (MDOC_BODY == n->type)
                return(1);
-       }
 
-       buffmt("margin-left: -%dem;", INDENT - HALFINDENT);
+       bufinit(h);
+       bufcat(h, "x");
 
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "ssec-head";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = buf;
-
-       print_otag(h, TAG_DIV, 2, tag);
-       print_otag(h, TAG_SPAN, 1, tag);
-
-       bufinit();
-       for (nn = n->child; nn; nn = nn->next) {
-               bufcat(nn->string);
-               if (nn->next)
-                       bufcat(" ");
+       for (n = n->child; n && MDOC_TEXT == n->type; ) {
+               bufcat_id(h, n->string);
+               if (NULL != (n = n->next))
+                       bufcat_id(h, " ");
        }
-       tag[0].key = ATTR_NAME;
-       tag[0].val = buf;
-       print_otag(h, TAG_A, 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)
 {
        struct htmlpair  tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "flag";
+       PAIR_CLASS_INIT(&tag, "flag");
+       print_otag(h, TAG_B, 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;
-       }
+       else if (n->next && n->next->line == n->line)
+               h->flags |= HTML_NOSPACE;
+
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_nd_pre(MDOC_ARGS)
 {
@@ -671,821 +653,655 @@ mdoc_nd_pre(MDOC_ARGS)
        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");
-       tag.key = ATTR_CLASS;
-       tag.val = "desc-body";
+       PAIR_CLASS_INIT(&tag, "desc");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
-mdoc_op_pre(MDOC_ARGS)
+mdoc_nm_pre(MDOC_ARGS)
 {
        struct htmlpair  tag;
+       struct roffsu    su;
+       int              len;
 
-       if (MDOC_BODY != n->type)
+       switch (n->type) {
+       case MDOC_ELEM:
+               synopsis_pre(h, n);
+               PAIR_CLASS_INIT(&tag, "name");
+               print_otag(h, TAG_B, 1, &tag);
+               if (NULL == n->child && meta->name)
+                       print_text(h, meta->name);
+               return(1);
+       case MDOC_HEAD:
+               print_otag(h, TAG_TD, 0, NULL);
+               if (NULL == n->child && meta->name)
+                       print_text(h, meta->name);
                return(1);
+       case MDOC_BODY:
+               print_otag(h, TAG_TD, 0, NULL);
+               return(1);
+       default:
+               break;
+       }
 
-       /* XXX - this can contain block elements! */
-       print_text(h, "\\(lB");
-       h->flags |= HTML_NOSPACE;
-       tag.key = ATTR_CLASS;
-       tag.val = "opt";
-       print_otag(h, TAG_SPAN, 1, &tag);
+       synopsis_pre(h, n);
+       PAIR_CLASS_INIT(&tag, "synopsis");
+       print_otag(h, TAG_TABLE, 1, &tag);
+
+       for (len = 0, n = n->child; n; n = n->next)
+               if (MDOC_TEXT == n->type)
+                       len += html_strlen(n->string);
+
+       if (0 == len && meta->name)
+               len = html_strlen(meta->name);
+
+       SCALE_HS_INIT(&su, (double)len);
+       bufinit(h);
+       bufcat_su(h, "width", &su);
+       PAIR_STYLE_INIT(&tag, h);
+       print_otag(h, TAG_COL, 1, &tag);
+       print_otag(h, TAG_COL, 0, NULL);
+       print_otag(h, TAG_TBODY, 0, NULL);
+       print_otag(h, TAG_TR, 0, NULL);
        return(1);
 }
 
-
-/* ARGSUSED */
-static void
-mdoc_op_post(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type) 
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(rB");
-}
-
-
 static int
-mdoc_nm_pre(MDOC_ARGS)
+mdoc_xr_pre(MDOC_ARGS)
 {
-       struct htmlpair tag;
-
-       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);
-               }
-
-       tag.key = ATTR_CLASS;
-       tag.val = "name";
+       struct htmlpair  tag[2];
 
-       print_otag(h, TAG_SPAN, 1, &tag);
        if (NULL == n->child)
-               print_text(h, m->name);
-
-       return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_xr_pre(MDOC_ARGS)
-{
-       struct htmlpair          tag[2];
-       const char              *name, *sec;
-       const struct mdoc_node  *nn;
+               return(0);
 
-       nn = n->child;
-       name = nn && nn->string ? nn->string : "";
-       nn = nn ? nn->next : NULL;
-       sec = nn && nn->string ? nn->string : "";
+       PAIR_CLASS_INIT(&tag[0], "link-man");
 
-       buffmt("%s%s%s.html", name, name && sec ? "." : "", sec);
+       if (h->base_man) {
+               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
+               print_otag(h, TAG_A, 1, tag);
 
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "link-man";
-       tag[1].key = ATTR_HREF;
-       tag[1].val = buf;
-       print_otag(h, TAG_A, 2, tag);
+       n = n->child;
+       print_text(h, n->string);
 
-       nn = n->child;
-       print_text(h, nn->string);
-       if (NULL == (nn = nn->next))
+       if (NULL == (n = n->next))
                return(0);
 
        h->flags |= HTML_NOSPACE;
        print_text(h, "(");
        h->flags |= HTML_NOSPACE;
-       print_text(h, nn->string);
+       print_text(h, n->string);
        h->flags |= HTML_NOSPACE;
        print_text(h, ")");
-
        return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ns_pre(MDOC_ARGS)
 {
 
-       h->flags |= HTML_NOSPACE;
+       if ( ! (MDOC_LINE & n->flags))
+               h->flags |= HTML_NOSPACE;
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ar_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "arg";
-
-       print_otag(h, TAG_SPAN, 1, &tag);
+       PAIR_CLASS_INIT(&tag, "arg");
+       print_otag(h, TAG_I, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_xx_pre(MDOC_ARGS)
 {
        const char      *pp;
        struct htmlpair  tag;
+       int              flags;
 
        switch (n->tok) {
-       case (MDOC_Bsx):
-               pp = "BSDI BSD/OS";
+       case MDOC_Bsx:
+               pp = "BSD/OS";
                break;
-       case (MDOC_Dx):
-               pp = "DragonFlyBSD";
+       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:
                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);
+       if (n->child) {
+               flags = h->flags;
+               h->flags |= HTML_KEEP;
+               print_text(h, n->child->string);
+               h->flags = flags;
+       }
+       return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_bx_pre(MDOC_ARGS)
 {
-       const struct mdoc_node  *nn;
-       struct htmlpair          tag;
-
-       tag.key = ATTR_CLASS;
-       tag.val = "unix";
+       struct htmlpair  tag;
 
+       PAIR_CLASS_INIT(&tag, "unix");
        print_otag(h, TAG_SPAN, 1, &tag);
 
-       for (nn = n->child; nn; nn = nn->next)
-               print_mdoc_node(m, nn, h);
-
-       if (n->child)
+       if (NULL != (n = n->child)) {
+               print_text(h, n->string);
                h->flags |= HTML_NOSPACE;
-
-       print_text(h, "BSD");
-       return(0);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_tbl_block_pre(MDOC_ARGS, int t, int w, int o, int c)
-{
-       struct htmlpair  tag;
-
-       switch (t) {
-       case (MDOC_Column):
-               /* FALLTHROUGH */
-       case (MDOC_Item):
-               /* FALLTHROUGH */
-       case (MDOC_Ohang):
-               buffmt("margin-left: %dem; clear: both;", o);
-               break;
-       default:
-               buffmt("margin-left: %dem; clear: both;", w + o);
-               break;
+               print_text(h, "BSD");
+       } else {
+               print_text(h, "BSD");
+               return(0);
        }
 
-       if ( ! c && MDOC_Column != t) {
-              if (n->prev && n->prev->body->child)
-                      bufcat("padding-top: 1em;");
-              else if (NULL == n->prev)
-                      bufcat("padding-top: 1em;");
+       if (NULL != (n = n->next)) {
+               h->flags |= HTML_NOSPACE;
+               print_text(h, "-");
+               h->flags |= HTML_NOSPACE;
+               print_text(h, n->string);
        }
 
-       tag.key = ATTR_STYLE;
-       tag.val = buf;
-       print_otag(h, TAG_DIV, 1, &tag);
-       return(1);
+       return(0);
 }
 
-
-/* ARGSUSED */
 static int
-mdoc_tbl_body_pre(MDOC_ARGS, int t, int w)
+mdoc_it_pre(MDOC_ARGS)
 {
+       struct roffsu    su;
+       enum mdoc_list   type;
+       struct htmlpair  tag[2];
+       const struct mdoc_node *bl;
 
-       print_otag(h, TAG_DIV, 0, NULL);
-       return(1);
-}
+       bl = n->parent;
+       while (bl && MDOC_Bl != bl->tok)
+               bl = bl->parent;
 
+       assert(bl);
 
-/* ARGSUSED */
-static int
-mdoc_tbl_head_pre(MDOC_ARGS, int t, int w)
-{
-       struct htmlpair  tag;
-       struct ord      *ord;
-       char             nbuf[BUFSIZ];
+       type = bl->norm->Bl.type;
 
-       switch (t) {
-       case (MDOC_Item):
-               /* FALLTHROUGH */
-       case (MDOC_Ohang):
-               print_otag(h, TAG_DIV, 0, NULL);
-               break;
-       case (MDOC_Column):
-               buffmt("min-width: %dem;", w);
-               bufcat("clear: none;");
-               if (n->next && MDOC_HEAD == n->next->type)
-                       bufcat("float: left;");
-               tag.key = ATTR_STYLE;
-               tag.val = buf;
-               print_otag(h, TAG_DIV, 1, &tag);
-               break;
-       default:
-               buffmt("margin-left: -%dem; min-width: %dem;", 
-                               w, w ? w - 1 : 0);
-               bufcat("clear: left;");
-               if (n->next && n->next->child)
-                       bufcat("float: left;");
-               bufcat("padding-right: 1em;");
-               tag.key = ATTR_STYLE;
-               tag.val = buf;
-               print_otag(h, TAG_DIV, 1, &tag);
-               break;
-       }
+       assert(lists[type]);
+       PAIR_CLASS_INIT(&tag[0], lists[type]);
 
-       switch (t) {
-       case (MDOC_Diag):
-               tag.key = ATTR_CLASS;
-               tag.val = "diag";
-               print_otag(h, TAG_SPAN, 1, &tag);
-               break;
-       case (MDOC_Enum):
-               ord = SLIST_FIRST(&h->ords);
-               assert(ord);
-               nbuf[BUFSIZ - 1] = 0;
-               (void)snprintf(nbuf, BUFSIZ - 1, "%d.", ord->pos++);
-               print_text(h, nbuf);
-               return(0);
-       case (MDOC_Dash):
-               print_text(h, "\\(en");
-               return(0);
-       case (MDOC_Hyphen):
-               print_text(h, "\\(hy");
-               return(0);
-       case (MDOC_Bullet):
-               print_text(h, "\\(bu");
-               return(0);
-       default:
-               break;
-       }
+       bufinit(h);
 
-       return(1);
-}
+       if (MDOC_HEAD == n->type) {
+               switch (type) {
+               case LIST_bullet:
+                       /* FALLTHROUGH */
+               case LIST_dash:
+                       /* FALLTHROUGH */
+               case LIST_item:
+                       /* FALLTHROUGH */
+               case LIST_hyphen:
+                       /* FALLTHROUGH */
+               case LIST_enum:
+                       return(0);
+               case LIST_diag:
+                       /* FALLTHROUGH */
+               case LIST_hang:
+                       /* FALLTHROUGH */
+               case LIST_inset:
+                       /* FALLTHROUGH */
+               case LIST_ohang:
+                       /* FALLTHROUGH */
+               case LIST_tag:
+                       SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
+                       bufcat_su(h, "margin-top", &su);
+                       PAIR_STYLE_INIT(&tag[1], h);
+                       print_otag(h, TAG_DT, 2, tag);
+                       if (LIST_diag != type)
+                               break;
+                       PAIR_CLASS_INIT(&tag[0], "diag");
+                       print_otag(h, TAG_B, 1, tag);
+                       break;
+               case LIST_column:
+                       break;
+               default:
+                       break;
+               }
+       } else if (MDOC_BODY == n->type) {
+               switch (type) {
+               case LIST_bullet:
+                       /* FALLTHROUGH */
+               case LIST_hyphen:
+                       /* FALLTHROUGH */
+               case LIST_dash:
+                       /* FALLTHROUGH */
+               case LIST_enum:
+                       /* FALLTHROUGH */
+               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:
+                       /* FALLTHROUGH */
+               case LIST_hang:
+                       /* FALLTHROUGH */
+               case LIST_inset:
+                       /* FALLTHROUGH */
+               case LIST_ohang:
+                       /* FALLTHROUGH */
+               case LIST_tag:
+                       if (NULL == bl->norm->Bl.width) {
+                               print_otag(h, TAG_DD, 1, tag);
+                               break;
+                       }
+                       a2width(bl->norm->Bl.width, &su);
+                       bufcat_su(h, "margin-left", &su);
+                       PAIR_STYLE_INIT(&tag[1], h);
+                       print_otag(h, TAG_DD, 2, tag);
+                       break;
+               case LIST_column:
+                       SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
+                       bufcat_su(h, "margin-top", &su);
+                       PAIR_STYLE_INIT(&tag[1], h);
+                       print_otag(h, TAG_TD, 2, tag);
+                       break;
+               default:
+                       break;
+               }
+       } else {
+               switch (type) {
+               case LIST_column:
+                       print_otag(h, TAG_TR, 1, tag);
+                       break;
+               default:
+                       break;
+               }
+       }
 
+       return(1);
+}
 
 static int
-mdoc_tbl_pre(MDOC_ARGS, int type)
+mdoc_bl_pre(MDOC_ARGS)
 {
-       int                      i, w, o, c, wp;
-       const struct mdoc_node  *bl, *nn;
+       int              i;
+       struct htmlpair  tag[3];
+       struct roffsu    su;
+       char             buf[BUFSIZ];
 
-       bl = n->parent->parent;
-       if (MDOC_BLOCK != n->type) 
-               bl = bl->parent;
+       if (MDOC_BODY == n->type) {
+               if (LIST_column == n->norm->Bl.type)
+                       print_otag(h, TAG_TBODY, 0, NULL);
+               return(1);
+       }
+
+       if (MDOC_HEAD == n->type) {
+               if (LIST_column != n->norm->Bl.type)
+                       return(0);
+
+               /*
+                * For each column, print out the <COL> tag with our
+                * suggested width.  The last column gets min-width, as
+                * in terminal mode it auto-sizes to the width of the
+                * screen and we want to preserve that behaviour.
+                */
+
+               for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
+                       bufinit(h);
+                       a2width(n->norm->Bl.cols[i], &su);
+                       if (i < (int)n->norm->Bl.ncols - 1)
+                               bufcat_su(h, "width", &su);
+                       else
+                               bufcat_su(h, "min-width", &su);
+                       PAIR_STYLE_INIT(&tag[0], h);
+                       print_otag(h, TAG_COL, 1, tag);
+               }
+
+               return(0);
+       }
+
+       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);
 
-       /* FIXME: fmt_vspace() equivalent. */
-
-       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]);
+       assert(lists[n->norm->Bl.type]);
+       (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. */
+
+       if (n->norm->Bl.offs) {
+               a2offs(n->norm->Bl.offs, &su);
+               bufcat_su(h, "margin-left", &su);
        }
 
-       switch (type) {
-       case (MDOC_Enum):
+       switch (n->norm->Bl.type) {
+       case LIST_bullet:
                /* FALLTHROUGH */
-       case (MDOC_Dash):
+       case LIST_dash:
                /* FALLTHROUGH */
-       case (MDOC_Hyphen):
+       case LIST_hyphen:
                /* FALLTHROUGH */
-       case (MDOC_Bullet):
-               if (w < 4)
-                       w = 4;
+       case LIST_item:
+               print_otag(h, TAG_UL, 2, tag);
                break;
-       case (MDOC_Inset):
-               /* FALLTHROUGH */
-       case (MDOC_Diag):
-               w = 1;
+       case LIST_enum:
+               print_otag(h, TAG_OL, 2, tag);
                break;
-       default:
-               if (0 == w)
-                       w = 10;
+       case LIST_diag:
+               /* FALLTHROUGH */
+       case LIST_hang:
+               /* FALLTHROUGH */
+       case LIST_inset:
+               /* FALLTHROUGH */
+       case LIST_ohang:
+               /* FALLTHROUGH */
+       case LIST_tag:
+               print_otag(h, TAG_DL, 2, tag);
                break;
-       }
-
-       switch (n->type) {
-       case (MDOC_BLOCK):
+       case LIST_column:
+               print_otag(h, TAG_TABLE, 2, tag);
                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:
                abort();
                /* NOTREACHED */
        }
 
-       return(mdoc_tbl_block_pre(m, n, h, type, w, o, c));
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_bl_pre(MDOC_ARGS)
-{
-       struct ord      *ord;
-
-       if (MDOC_BLOCK != n->type)
-               return(1);
-       if (MDOC_Enum != a2list(n))
-               return(1);
-
-       ord = malloc(sizeof(struct ord));
-       if (NULL == ord)
-               err(EXIT_FAILURE, "malloc");
-       ord->cookie = n;
-       ord->pos = 1;
-       SLIST_INSERT_HEAD(&h->ords, ord, entry);
-
        return(1);
 }
 
-
-/* ARGSUSED */
-static void
-mdoc_bl_post(MDOC_ARGS)
-{
-       struct ord      *ord;
-
-       if (MDOC_BLOCK != n->type)
-               return;
-       if (MDOC_Enum != a2list(n))
-               return;
-
-       ord = SLIST_FIRST(&h->ords);
-       assert(ord);
-       SLIST_REMOVE_HEAD(&h->ords, entry);
-       free(ord);
-}
-
-
 static int
-mdoc_it_pre(MDOC_ARGS)
+mdoc_ex_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));
-}
+       struct tag      *t;
+       struct htmlpair  tag;
+       int              nchild;
 
+       if (n->prev)
+               print_otag(h, TAG_BR, 0, NULL);
 
-/* ARGSUSED */
-static int
-mdoc_ex_pre(MDOC_ARGS)
-{
-       const struct mdoc_node  *nn;
-       struct tag              *t;
-       struct htmlpair          tag;
+       PAIR_CLASS_INIT(&tag, "utility");
 
        print_text(h, "The");
 
-       tag.key = ATTR_CLASS;
-       tag.val = "utility";
+       nchild = n->nchild;
+       for (n = n->child; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
 
-       for (nn = n->child; nn; nn = nn->next) {
-               t = print_otag(h, TAG_SPAN, 1, &tag);
-               print_text(h, nn->string);
+               t = print_otag(h, TAG_B, 1, &tag);
+               print_text(h, n->string);
                print_tagq(h, t);
 
-               h->flags |= HTML_NOSPACE;
-
-               if (nn->next && NULL == nn->next->next)
-                       print_text(h, ", and");
-               else if (nn->next)
+               if (nchild > 2 && n->next) {
+                       h->flags |= HTML_NOSPACE;
                        print_text(h, ",");
-               else
-                       h->flags &= ~HTML_NOSPACE;
+               }
+
+               if (n->next && NULL == n->next->next)
+                       print_text(h, "and");
        }
 
-       if (n->child->next)
+       if (nchild > 1)
                print_text(h, "utilities exit");
        else
                print_text(h, "utility exits");
 
-               print_text(h, "0 on success, and >0 if an error occurs.");
+       print_text(h, "0 on success, and >0 if an error occurs.");
        return(0);
 }
 
-
-/* ARGSUSED */
-static int
-mdoc_dq_pre(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\(lq");
-       h->flags |= HTML_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_dq_post(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(rq");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_pq_pre(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\&(");
-       h->flags |= HTML_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_pq_post(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return;
-       print_text(h, ")");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_sq_pre(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\(oq");
-       h->flags |= HTML_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_sq_post(MDOC_ARGS)
-{
-
-       if (MDOC_BODY != n->type)
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(aq");
-}
-
-
-/* ARGSUSED */
 static int
 mdoc_em_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "emph";
-
+       PAIR_CLASS_INIT(&tag, "emph");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 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);
 
-       buffmt("margin-left: %dem;", INDENT);
+       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);
+       print_otag(h, TAG_BLOCKQUOTE, 1, tag);
 
-       tag[0].key = ATTR_CLASS;
-       tag[0].val = "lit-block";
-       tag[1].key = ATTR_STYLE;
-       tag[1].val = buf;
+       /* BLOCKQUOTE needs a block body. */
+
+       PAIR_CLASS_INIT(&tag[0], "display");
+       print_otag(h, TAG_DIV, 1, tag);
+
+       if (MDOC_Dl == n->tok) {
+               PAIR_CLASS_INIT(&tag[0], "lit");
+               print_otag(h, TAG_CODE, 1, tag);
+       }
 
-       print_otag(h, TAG_DIV, 2, tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_sx_pre(MDOC_ARGS)
 {
-       struct htmlpair          tag[2];
-       const struct mdoc_node  *nn;
+       struct htmlpair  tag[2];
 
-       bufcat("#");
-       for (nn = n->child; nn; nn = nn->next) {
-               bufcat(nn->string);
-               if (nn->next)
-                       bufcat(" ");
+       bufinit(h);
+       bufcat(h, "#x");
+
+       for (n = n->child; n; ) {
+               bufcat_id(h, n->string);
+               if (NULL != (n = n->next))
+                       bufcat_id(h, " ");
        }
 
-       tag[0].key = ATTR_HREF;
-       tag[0].val = buf;
-       tag[1].key = ATTR_CLASS;
-       tag[1].val = "link-sec";
+       PAIR_CLASS_INIT(&tag[0], "link-sec");
+       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_aq_pre(MDOC_ARGS)
+mdoc_bd_pre(MDOC_ARGS)
 {
+       struct htmlpair          tag[2];
+       int                      comp, sv;
+       const struct mdoc_node  *nn;
+       struct roffsu            su;
 
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\(la");
-       h->flags |= HTML_NOSPACE;
-       return(1);
-}
-
+       if (MDOC_HEAD == n->type)
+               return(0);
 
-/* ARGSUSED */
-static void
-mdoc_aq_post(MDOC_ARGS)
-{
+       if (MDOC_BLOCK == n->type) {
+               comp = n->norm->Bd.comp;
+               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)
+                       print_otag(h, TAG_P, 0, NULL);
+               return(1);
+       }
 
-       if (MDOC_BODY != n->type)
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(ra");
-}
+       SCALE_HS_INIT(&su, 0);
+       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);
 
-/* ARGSUSED */
-static int
-mdoc_bd_pre(MDOC_ARGS)
-{
-       struct htmlpair          tag[2];
-       int                      t, c, o, i;
-       const struct mdoc_node  *bl;
+       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);
+       }
 
-       /* FIXME: fmt_vspace() shit. */
+       PAIR_CLASS_INIT(&tag[1], "lit display");
+       print_otag(h, TAG_PRE, 2, tag);
 
-       if (MDOC_BLOCK == n->type)
-               bl = n;
-       else if (MDOC_HEAD == n->type)
-               return(0);
-       else
-               bl = n->parent;
+       /* This can be recursive: save & set our literal state. */
 
-       t = o = c = 0;
+       sv = h->flags & HTML_LITERAL;
+       h->flags |= HTML_LITERAL;
 
-       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):
+       for (nn = n->child; nn; nn = nn->next) {
+               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
+                * notion of selective eoln whitespace is pretty dumb
+                * anyway, so don't sweat it.
+                */
+               switch (nn->tok) {
+               case MDOC_Sm:
+                       /* FALLTHROUGH */
+               case MDOC_br:
+                       /* FALLTHROUGH */
+               case MDOC_sp:
                        /* FALLTHROUGH */
-               case (MDOC_Filled):
+               case MDOC_Bl:
                        /* FALLTHROUGH */
-               case (MDOC_Unfilled):
+               case MDOC_D1:
                        /* FALLTHROUGH */
-               case (MDOC_Literal):
-                       t = bl->args->argv[i].arg;
+               case MDOC_Dl:
+                       /* FALLTHROUGH */
+               case MDOC_Lp:
+                       /* FALLTHROUGH */
+               case MDOC_Pp:
+                       continue;
+               default:
                        break;
                }
+               if (nn->next && nn->next->line == nn->line)
+                       continue;
+               else if (nn->next)
+                       print_text(h, "\n");
 
-       if (MDOC_BLOCK == n->type) {
-               if (o)
-                       buffmt("margin-left: %dem;", o);
-               bufcat("margin-top: 1em;");
-               tag[0].key = ATTR_STYLE;
-               tag[0].val = buf;
-               print_otag(h, TAG_DIV, 1, tag);
-               return(1);
-       }
-
-       switch (t) {
-       case (MDOC_Unfilled):
-       case (MDOC_Literal):
-               break;
-       default:
-               return(1);
-       }
-
-       bufcat("white-space: pre;");
-       tag[0].key = ATTR_STYLE;
-       tag[0].val = buf;
-       tag[1].key = ATTR_CLASS;
-       tag[1].val = "lit-block";
-
-       print_otag(h, TAG_DIV, 2, tag);
-
-       for (n = n->child; n; n = n->next) {
                h->flags |= HTML_NOSPACE;
-               print_mdoc_node(m, n, h);
-               if (n->next)
-                       print_text(h, "\n");
        }
 
+       if (0 == sv)
+               h->flags &= ~HTML_LITERAL;
+
        return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_pa_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "file";
-
-       print_otag(h, TAG_SPAN, 1, &tag);
+       PAIR_CLASS_INIT(&tag, "file");
+       print_otag(h, TAG_I, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
-mdoc_qq_pre(MDOC_ARGS)
+mdoc_ad_pre(MDOC_ARGS)
 {
+       struct htmlpair tag;
 
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\*q");
-       h->flags |= HTML_NOSPACE;
+       PAIR_CLASS_INIT(&tag, "addr");
+       print_otag(h, TAG_I, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
-static void
-mdoc_qq_post(MDOC_ARGS)
+static int
+mdoc_an_pre(MDOC_ARGS)
 {
+       struct htmlpair tag;
 
-       if (MDOC_BODY != n->type)
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\*q");
-}
+       /* TODO: -split and -nosplit (see termp_an_pre()). */
 
+       PAIR_CLASS_INIT(&tag, "author");
+       print_otag(h, TAG_SPAN, 1, &tag);
+       return(1);
+}
 
-/* ARGSUSED */
 static int
-mdoc_ad_pre(MDOC_ARGS)
+mdoc_cd_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "addr";
-       print_otag(h, TAG_SPAN, 1, &tag);
+       synopsis_pre(h, n);
+       PAIR_CLASS_INIT(&tag, "config");
+       print_otag(h, TAG_B, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
-static int
-mdoc_an_pre(MDOC_ARGS)
-{
-       struct htmlpair tag;
-
-       tag.key = ATTR_CLASS;
-       tag.val = "author";
-       print_otag(h, TAG_SPAN, 1, &tag);
-       return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_cd_pre(MDOC_ARGS)
-{
-       struct htmlpair tag;
-
-       tag.key = ATTR_CLASS;
-       tag.val = "config";
-       print_otag(h, TAG_SPAN, 1, &tag);
-       return(1);
-}
-
-
-/* ARGSUSED */
 static int
 mdoc_dv_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "define";
+       PAIR_CLASS_INIT(&tag, "define");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ev_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "env";
+       PAIR_CLASS_INIT(&tag, "env");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_er_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "errno";
+       PAIR_CLASS_INIT(&tag, "errno");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fa_pre(MDOC_ARGS)
 {
@@ -1493,275 +1309,363 @@ mdoc_fa_pre(MDOC_ARGS)
        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);
+               print_otag(h, TAG_I, 1, &tag);
                return(1);
        }
 
        for (nn = n->child; nn; nn = nn->next) {
-               t = print_otag(h, TAG_SPAN, 1, &tag);
+               t = print_otag(h, TAG_I, 1, &tag);
                print_text(h, nn->string);
                print_tagq(h, t);
-               if (nn->next)
+               if (nn->next) {
+                       h->flags |= HTML_NOSPACE;
                        print_text(h, ",");
+               }
        }
 
-       if (n->child && n->next && n->next->tok == MDOC_Fa)
+       if (n->child && n->next && n->next->tok == MDOC_Fa) {
+               h->flags |= HTML_NOSPACE;
                print_text(h, ",");
+       }
 
        return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fd_pre(MDOC_ARGS)
 {
-       struct htmlpair tag;
+       struct htmlpair  tag[2];
+       char             buf[BUFSIZ];
+       size_t           sz;
+       int              i;
+       struct tag      *t;
+
+       synopsis_pre(h, n);
+
+       if (NULL == (n = n->child))
+               return(0);
+
+       assert(MDOC_TEXT == n->type);
 
-       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);
+       if (strcmp(n->string, "#include")) {
+               PAIR_CLASS_INIT(&tag[0], "macro");
+               print_otag(h, TAG_B, 1, tag);
+               return(1);
        }
 
-       tag.key = ATTR_CLASS;
-       tag.val = "macro";
-       print_otag(h, TAG_SPAN, 1, &tag);
-       return(1);
-}
+       PAIR_CLASS_INIT(&tag[0], "includes");
+       print_otag(h, TAG_B, 1, tag);
+       print_text(h, n->string);
+
+       if (NULL != (n = n->next)) {
+               assert(MDOC_TEXT == n->type);
+
+               /*
+                * 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");
+
+               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);
+               print_tagq(h, t);
 
+               n = n->next;
+       }
+
+       for ( ; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
+               print_text(h, n->string);
+       }
+
+       return(0);
+}
 
-/* ARGSUSED */
 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);
 }
 
-
-/* ARGSUSED */
 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 = "type";
-       print_otag(h, TAG_SPAN, 1, &tag);
+       synopsis_pre(h, n);
+       PAIR_CLASS_INIT(&tag, "ftype");
+       print_otag(h, TAG_I, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_fn_pre(MDOC_ARGS)
 {
-       struct tag              *t;
-       struct htmlpair          tag;
-       const struct mdoc_node  *nn;
+       struct tag      *t;
+       struct htmlpair  tag[2];
+       char             nbuf[BUFSIZ];
+       const char      *sp, *ep;
+       int              sz, i, pretty;
+
+       pretty = MDOC_SYNPRETTY & n->flags;
+       synopsis_pre(h, n);
+
+       /* Split apart into type and name. */
+       assert(n->child->string);
+       sp = n->child->string;
+
+       ep = strchr(sp, ' ');
+       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);
+                       nbuf[sz] = '\0';
+                       print_text(h, nbuf);
+                       sp = ++ep;
+                       ep = strchr(sp, ' ');
+               }
+               print_tagq(h, t);
+       }
 
-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->next) {
-                       tag.key = ATTR_STYLE;
-                       tag.val = "margin-bottom: 1em";
-                       print_otag(h, TAG_DIV, 1, &tag);
-               } else
-                       print_otag(h, TAG_DIV, 0, NULL);
+       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.key = ATTR_CLASS;
-       tag.val = "type";
+       t = print_otag(h, TAG_B, 1, tag);
 
-       /* FIXME: can be "type funcname" "type varname"... */
+       if (sp)
+               print_text(h, sp);
 
-       t = print_otag(h, TAG_SPAN, 1, &tag);
-       print_text(h, n->child->string);
        print_tagq(h, t);
 
        h->flags |= HTML_NOSPACE;
        print_text(h, "(");
+       h->flags |= HTML_NOSPACE;
 
-       for (nn = n->child->next; nn; nn = nn->next) {
-               tag.key = ATTR_CLASS;
-               tag.val = "farg";
-               t = print_otag(h, TAG_SPAN, 1, &tag);
-               print_text(h, nn->string);
+       PAIR_CLASS_INIT(&tag[0], "farg");
+       bufinit(h);
+       bufcat_style(h, "white-space", "nowrap");
+       PAIR_STYLE_INIT(&tag[1], h);
+
+       for (n = n->child->next; n; n = n->next) {
+               i = 1;
+               if (MDOC_SYNPRETTY & n->flags)
+                       i = 2;
+               t = print_otag(h, TAG_I, i, tag);
+               print_text(h, n->string);
                print_tagq(h, t);
-               if (nn->next)
+               if (n->next) {
+                       h->flags |= HTML_NOSPACE;
                        print_text(h, ",");
+               }
        }
 
+       h->flags |= HTML_NOSPACE;
        print_text(h, ")");
 
-       if (SEC_SYNOPSIS == n->sec)
+       if (pretty) {
+               h->flags |= HTML_NOSPACE;
                print_text(h, ";");
+       }
 
        return(0);
 }
 
+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;
+               h->flags &= ~HTML_NONOSPACE;
+       } else
+               h->flags |= HTML_NONOSPACE;
+
+       return(0);
+}
 
-/* ARGSUSED */
 static int
-mdoc_sp_pre(MDOC_ARGS)
+mdoc_skip_pre(MDOC_ARGS)
 {
-       int             len;
-       struct htmlpair tag;
 
-       switch (n->tok) {
-       case (MDOC_sp):
-               len = n->child ? atoi(n->child->string) : 1;
-               break;
-       case (MDOC_br):
-               len = 0;
-               break;
-       default:
-               len = 1;
-               break;
-       }
+       return(0);
+}
 
-       buffmt("height: %dem", len);
-       tag.key = ATTR_STYLE;
-       tag.val = buf;
-       print_otag(h, TAG_DIV, 1, &tag);
-       return(1);
+static int
+mdoc_pp_pre(MDOC_ARGS)
+{
 
+       print_otag(h, TAG_P, 0, NULL);
+       return(0);
 }
 
-
-/* ARGSUSED */
 static int
-mdoc_brq_pre(MDOC_ARGS)
+mdoc_sp_pre(MDOC_ARGS)
 {
+       struct roffsu    su;
+       struct htmlpair  tag;
 
-       if (MDOC_BODY != n->type)
-               return(1);
-       print_text(h, "\\(lC");
-       h->flags |= HTML_NOSPACE;
-       return(1);
-}
+       SCALE_VS_INIT(&su, 1);
 
+       if (MDOC_sp == n->tok) {
+               if (NULL != (n = n->child))
+                       if ( ! a2roffsu(n->string, &su, SCALE_VS))
+                               SCALE_VS_INIT(&su, atoi(n->string));
+       } else
+               su.scale = 0;
 
-/* ARGSUSED */
-static void
-mdoc_brq_post(MDOC_ARGS)
-{
+       bufinit(h);
+       bufcat_su(h, "height", &su);
+       PAIR_STYLE_INIT(&tag, h);
+       print_otag(h, TAG_DIV, 1, &tag);
 
-       if (MDOC_BODY != n->type)
-               return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(rC");
-}
+       /* So the div isn't empty: */
+       print_text(h, "\\~");
+
+       return(0);
 
+}
 
-/* ARGSUSED */
 static int
 mdoc_lk_pre(MDOC_ARGS)
 {
-       const struct mdoc_node  *nn;
-       struct htmlpair          tag[2];
+       struct htmlpair  tag[2];
+
+       if (NULL == (n = n->child))
+               return(0);
 
-       nn = n->child;
+       assert(MDOC_TEXT == n->type);
 
-       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], n->string);
 
        print_otag(h, TAG_A, 2, tag);
 
-       if (NULL == nn->next)
-               return(1);
+       if (NULL == n->next)
+               print_text(h, n->string);
 
-       for (nn = nn->next; nn; nn = nn->next) 
-               print_text(h, nn->string);
+       for (n = n->next; n; n = n->next)
+               print_text(h, n->string);
 
        return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_mt_pre(MDOC_ARGS)
 {
-       struct htmlpair          tag[2];
-       struct tag              *t;
-       const struct mdoc_node  *nn;
+       struct htmlpair  tag[2];
+       struct tag      *t;
 
-       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();
-               bufcat("mailto:");
-               bufcat(nn->string);
+       for (n = n->child; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
 
-               tag[1].key = ATTR_HREF;
-               tag[1].val = buf;
+               bufinit(h);
+               bufcat(h, "mailto:");
+               bufcat(h, n->string);
 
+               PAIR_HREF_INIT(&tag[1], h->buf);
                t = print_otag(h, TAG_A, 2, tag);
-               print_text(h, nn->string);
+               print_text(h, n->string);
                print_tagq(h, t);
        }
-       
+
        return(0);
 }
 
-
-/* ARGSUSED */
 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);
-       } else if (MDOC_BLOCK == n->type)
+       } else if (MDOC_BLOCK == n->type) {
+               synopsis_pre(h, n);
                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_B, 1, &tag);
+       print_text(h, n->child->string);
+       print_tagq(h, t);
+       return(0);
+}
 
-/* ARGSUSED */
 static void
 mdoc_fo_post(MDOC_ARGS)
 {
+
        if (MDOC_BODY != n->type)
                return;
        h->flags |= HTML_NOSPACE;
@@ -1770,139 +1674,522 @@ mdoc_fo_post(MDOC_ARGS)
        print_text(h, ";");
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_in_pre(MDOC_ARGS)
 {
-       const struct mdoc_node  *nn;
-       struct htmlpair          tag;
+       struct tag      *t;
+       struct htmlpair  tag[2];
+       int              i;
 
-       if (SEC_SYNOPSIS == n->sec) {
-               if (n->next && MDOC_In != 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 = "includes";
+       PAIR_CLASS_INIT(&tag[0], "includes");
+       print_otag(h, TAG_B, 1, tag);
 
-       print_otag(h, TAG_SPAN, 1, &tag);
+       /*
+        * The first argument of the `In' gets special treatment as
+        * being a linked value.  Subsequent values are printed
+        * afterward.  groff does similarly.  This also handles the case
+        * of no children.
+        */
 
-       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;
 
-       /* XXX -- see warning in termp_in_post(). */
+       if (NULL != (n = n->child)) {
+               assert(MDOC_TEXT == n->type);
 
-       for (nn = n->child; nn; nn = nn->next)
-               print_mdoc_node(m, nn, h);
+               PAIR_CLASS_INIT(&tag[0], "link-includes");
+
+               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);
+               print_tagq(h, t);
+
+               n = n->next;
+       }
 
        h->flags |= HTML_NOSPACE;
        print_text(h, ">");
 
+       for ( ; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
+               print_text(h, n->string);
+       }
+
        return(0);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_ic_pre(MDOC_ARGS)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "cmd";
-
-       print_otag(h, TAG_SPAN, 1, &tag);
+       PAIR_CLASS_INIT(&tag, "cmd");
+       print_otag(h, TAG_B, 1, &tag);
        return(1);
 }
 
-
-/* ARGSUSED */
 static int
 mdoc_rv_pre(MDOC_ARGS)
 {
-       const struct mdoc_node  *nn;
-       struct htmlpair          tag;
-       struct tag              *t;
+       struct htmlpair  tag;
+       struct tag      *t;
+       int              nchild;
+
+       if (n->prev)
+               print_otag(h, TAG_BR, 0, NULL);
 
-       print_otag(h, TAG_DIV, 0, NULL);
+       PAIR_CLASS_INIT(&tag, "fname");
 
        print_text(h, "The");
 
-       for (nn = n->child; nn; nn = nn->next) {
-               tag.key = ATTR_CLASS;
-               tag.val = "fname";
-               t = print_otag(h, TAG_SPAN, 1, &tag);
-               print_text(h, nn->string);
+       nchild = n->nchild;
+       for (n = n->child; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
+
+               t = print_otag(h, TAG_B, 1, &tag);
+               print_text(h, n->string);
                print_tagq(h, t);
 
                h->flags |= HTML_NOSPACE;
-               if (nn->next && NULL == nn->next->next)
-                       print_text(h, "(), and");
-               else if (nn->next)
-                       print_text(h, "(),");
-               else
-                       print_text(h, "()");
+               print_text(h, "()");
+
+               if (nchild > 2 && n->next) {
+                       h->flags |= HTML_NOSPACE;
+                       print_text(h, ",");
+               }
+
+               if (n->next && NULL == n->next->next)
+                       print_text(h, "and");
        }
 
-       if (n->child->next)
+       if (nchild > 1)
                print_text(h, "functions return");
        else
                print_text(h, "function returns");
 
-               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";
-       t = print_otag(h, TAG_SPAN, 1, &tag);
+       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)
 {
        struct htmlpair tag;
 
-       tag.key = ATTR_CLASS;
-       tag.val = "var";
+       PAIR_CLASS_INIT(&tag, "var");
+       print_otag(h, TAG_B, 1, &tag);
+       return(1);
+}
+
+static int
+mdoc_ap_pre(MDOC_ARGS)
+{
+
+       h->flags |= HTML_NOSPACE;
+       print_text(h, "\\(aq");
+       h->flags |= HTML_NOSPACE;
+       return(1);
+}
+
+static int
+mdoc_bf_pre(MDOC_ARGS)
+{
+       struct htmlpair  tag[2];
+       struct roffsu    su;
+
+       if (MDOC_HEAD == n->type)
+               return(0);
+       else if (MDOC_BODY != n->type)
+               return(1);
+
+       if (FONT_Em == n->norm->Bf.font)
+               PAIR_CLASS_INIT(&tag[0], "emph");
+       else if (FONT_Sy == n->norm->Bf.font)
+               PAIR_CLASS_INIT(&tag[0], "symb");
+       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.
+        */
+       bufinit(h);
+       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);
+}
+
+static int
+mdoc_ms_pre(MDOC_ARGS)
+{
+       struct htmlpair tag;
+
+       PAIR_CLASS_INIT(&tag, "symb");
        print_otag(h, TAG_SPAN, 1, &tag);
        return(1);
 }
 
+static int
+mdoc_igndelim_pre(MDOC_ARGS)
+{
+
+       h->flags |= HTML_IGNDELIM;
+       return(1);
+}
+
+static void
+mdoc_pf_post(MDOC_ARGS)
+{
+
+       h->flags |= HTML_NOSPACE;
+}
 
-/* ARGSUSED */
 static int
-mdoc_bq_pre(MDOC_ARGS)
+mdoc_rs_pre(MDOC_ARGS)
 {
-       
-       if (MDOC_BODY != n->type)
+       struct htmlpair  tag;
+
+       if (MDOC_BLOCK != n->type)
+               return(1);
+
+       if (n->prev && SEC_SEE_ALSO == n->sec)
+               print_otag(h, TAG_P, 0, NULL);
+
+       PAIR_CLASS_INIT(&tag, "ref");
+       print_otag(h, TAG_SPAN, 1, &tag);
+       return(1);
+}
+
+static int
+mdoc_li_pre(MDOC_ARGS)
+{
+       struct htmlpair tag;
+
+       PAIR_CLASS_INIT(&tag, "lit");
+       print_otag(h, TAG_CODE, 1, &tag);
+       return(1);
+}
+
+static int
+mdoc_sy_pre(MDOC_ARGS)
+{
+       struct htmlpair tag;
+
+       PAIR_CLASS_INIT(&tag, "symb");
+       print_otag(h, TAG_SPAN, 1, &tag);
+       return(1);
+}
+
+static int
+mdoc_bt_pre(MDOC_ARGS)
+{
+
+       print_text(h, "is currently in beta test.");
+       return(0);
+}
+
+static int
+mdoc_ud_pre(MDOC_ARGS)
+{
+
+       print_text(h, "currently under development.");
+       return(0);
+}
+
+static int
+mdoc_lb_pre(MDOC_ARGS)
+{
+       struct htmlpair tag;
+
+       if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
+               print_otag(h, TAG_BR, 0, NULL);
+
+       PAIR_CLASS_INIT(&tag, "lib");
+       print_otag(h, TAG_SPAN, 1, &tag);
+       return(1);
+}
+
+static int
+mdoc__x_pre(MDOC_ARGS)
+{
+       struct htmlpair tag[2];
+       enum htmltag    t;
+
+       t = TAG_SPAN;
+
+       switch (n->tok) {
+       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:
+               PAIR_CLASS_INIT(&tag[0], "ref-book");
+               t = TAG_I;
+               break;
+       case MDOC__C:
+               PAIR_CLASS_INIT(&tag[0], "ref-city");
+               break;
+       case MDOC__D:
+               PAIR_CLASS_INIT(&tag[0], "ref-date");
+               break;
+       case MDOC__I:
+               PAIR_CLASS_INIT(&tag[0], "ref-issue");
+               t = TAG_I;
+               break;
+       case MDOC__J:
+               PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
+               t = TAG_I;
+               break;
+       case MDOC__N:
+               PAIR_CLASS_INIT(&tag[0], "ref-num");
+               break;
+       case MDOC__O:
+               PAIR_CLASS_INIT(&tag[0], "ref-opt");
+               break;
+       case MDOC__P:
+               PAIR_CLASS_INIT(&tag[0], "ref-page");
+               break;
+       case MDOC__Q:
+               PAIR_CLASS_INIT(&tag[0], "ref-corp");
+               break;
+       case MDOC__R:
+               PAIR_CLASS_INIT(&tag[0], "ref-rep");
+               break;
+       case MDOC__T:
+               PAIR_CLASS_INIT(&tag[0], "ref-title");
+               break;
+       case MDOC__U:
+               PAIR_CLASS_INIT(&tag[0], "link-ref");
+               break;
+       case MDOC__V:
+               PAIR_CLASS_INIT(&tag[0], "ref-vol");
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
+
+       if (MDOC__U != n->tok) {
+               print_otag(h, t, 1, tag);
                return(1);
-       print_text(h, "\\(lB");
+       }
+
+       PAIR_HREF_INIT(&tag[1], n->child->string);
+       print_otag(h, TAG_A, 2, tag);
+
+       return(1);
+}
+
+static void
+mdoc__x_post(MDOC_ARGS)
+{
+
+       if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
+               if (NULL == n->next->next || MDOC__A != n->next->next->tok)
+                       if (NULL == n->prev || MDOC__A != n->prev->tok)
+                               return;
+
+       /* TODO: %U */
+
+       if (NULL == n->parent || MDOC_Rs != n->parent->tok)
+               return;
+
        h->flags |= HTML_NOSPACE;
+       print_text(h, n->next ? "," : ".");
+}
+
+static int
+mdoc_bk_pre(MDOC_ARGS)
+{
+
+       switch (n->type) {
+       case MDOC_BLOCK:
+               break;
+       case MDOC_HEAD:
+               return(0);
+       case MDOC_BODY:
+               if (n->parent->args || 0 == n->prev->nchild)
+                       h->flags |= HTML_PREKEEP;
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
+
        return(1);
 }
 
+static void
+mdoc_bk_post(MDOC_ARGS)
+{
+
+       if (MDOC_BODY == n->type)
+               h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
+}
+
+static int
+mdoc_quote_pre(MDOC_ARGS)
+{
+       struct htmlpair tag;
+
+       if (MDOC_BODY != n->type)
+               return(1);
+
+       switch (n->tok) {
+       case MDOC_Ao:
+               /* FALLTHROUGH */
+       case MDOC_Aq:
+               print_text(h, "\\(la");
+               break;
+       case MDOC_Bro:
+               /* FALLTHROUGH */
+       case MDOC_Brq:
+               print_text(h, "\\(lC");
+               break;
+       case MDOC_Bo:
+               /* FALLTHROUGH */
+       case MDOC_Bq:
+               print_text(h, "\\(lB");
+               break;
+       case MDOC_Oo:
+               /* FALLTHROUGH */
+       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_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:
+               /* FALLTHROUGH */
+       case MDOC_Qo:
+               /* FALLTHROUGH */
+       case MDOC_Qq:
+               print_text(h, "\\(lq");
+               break;
+       case MDOC_Po:
+               /* FALLTHROUGH */
+       case MDOC_Pq:
+               print_text(h, "(");
+               break;
+       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_Sq:
+               print_text(h, "\\(oq");
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
+
+       h->flags |= HTML_NOSPACE;
+       return(1);
+}
 
-/* ARGSUSED */
 static void
-mdoc_bq_post(MDOC_ARGS)
+mdoc_quote_post(MDOC_ARGS)
 {
-       
+
        if (MDOC_BODY != n->type)
                return;
-       h->flags |= HTML_NOSPACE;
-       print_text(h, "\\(rB");
+
+       if (MDOC_En != n->tok)
+               h->flags |= HTML_NOSPACE;
+
+       switch (n->tok) {
+       case MDOC_Ao:
+               /* FALLTHROUGH */
+       case MDOC_Aq:
+               print_text(h, "\\(ra");
+               break;
+       case MDOC_Bro:
+               /* FALLTHROUGH */
+       case MDOC_Brq:
+               print_text(h, "\\(rC");
+               break;
+       case MDOC_Oo:
+               /* FALLTHROUGH */
+       case MDOC_Op:
+               /* FALLTHROUGH */
+       case MDOC_Bo:
+               /* FALLTHROUGH */
+       case MDOC_Bq:
+               print_text(h, "\\(rB");
+               break;
+       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:
+               /* FALLTHROUGH */
+       case MDOC_Do:
+               /* FALLTHROUGH */
+       case MDOC_Dq:
+               print_text(h, "\\(rq");
+               break;
+       case MDOC_Po:
+               /* FALLTHROUGH */
+       case MDOC_Pq:
+               print_text(h, ")");
+               break;
+       case MDOC_Ql:
+               /* FALLTHROUGH */
+       case MDOC_So:
+               /* FALLTHROUGH */
+       case MDOC_Sq:
+               print_text(h, "\\(cq");
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
 }