Fill in more version notes.

[mandoc.git] / mdoc_term.c

diff --git a/mdoc_term.c b/mdoc_term.c
index fbffb6c0bb858c9cc8c6f4605fb13eb601dc206e..57cf41ac280db85f54a4d9eaf0cd339946731ac2 100644 (file)
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -1,6 +1,7 @@
-/*     $Id: mdoc_term.c,v 1.116 2010/04/06 16:27:53 kristaps Exp $ */
+/*     $Id: mdoc_term.c,v 1.179 2010/07/27 08:38:04 kristaps Exp $ */

 /*
 /*

- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010 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
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above


@@ -22,10 +23,12 @@
 
 #include <assert.h>
 #include <ctype.h>
 
 #include <assert.h>
 #include <ctype.h>

+#include <stdint.h>

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

+#include "mandoc.h"

 #include "out.h"
 #include "term.h"
 #include "mdoc.h"
 #include "out.h"
 #include "term.h"
 #include "mdoc.h"


@@ -50,40 +53,37 @@ struct      termact {
        void    (*post)(DECL_ARGS);
 };
 
        void    (*post)(DECL_ARGS);
 };
 

-static size_t    a2width(const struct mdoc_argv *, int);
-static size_t    a2height(const struct mdoc_node *);
-static size_t    a2offs(const struct mdoc_argv *);
+static size_t    a2width(const struct termp *, const char *);
+static size_t    a2height(const struct termp *, const char *);
+static size_t    a2offs(const struct termp *, const char *);

 
 

-static int       arg_hasattr(int, const struct mdoc_node *);
-static int       arg_getattrs(const int *, int *, size_t,
-                       const struct mdoc_node *);
-static int       arg_getattr(int, const struct mdoc_node *);
-static int       arg_listtype(const struct mdoc_node *);

 static void      print_bvspace(struct termp *,
                        const struct mdoc_node *,
                        const struct mdoc_node *);
 static void      print_mdoc_node(DECL_ARGS);
 static void      print_bvspace(struct termp *,
                        const struct mdoc_node *,
                        const struct mdoc_node *);
 static void      print_mdoc_node(DECL_ARGS);

-static void      print_mdoc_head(DECL_ARGS);

 static void      print_mdoc_nodelist(DECL_ARGS);
 static void      print_mdoc_nodelist(DECL_ARGS);

-static void      print_foot(DECL_ARGS);
+static void      print_mdoc_head(struct termp *, const void *);
+static void      print_mdoc_foot(struct termp *, const void *);
+static void      synopsis_pre(struct termp *, 
+                       const struct mdoc_node *);

 
 static void      termp____post(DECL_ARGS);
 static void      termp_an_post(DECL_ARGS);
 static void      termp_aq_post(DECL_ARGS);
 static void      termp_bd_post(DECL_ARGS);
 
 static void      termp____post(DECL_ARGS);
 static void      termp_an_post(DECL_ARGS);
 static void      termp_aq_post(DECL_ARGS);
 static void      termp_bd_post(DECL_ARGS);

+static void      termp_bk_post(DECL_ARGS);

 static void      termp_bl_post(DECL_ARGS);
 static void      termp_bq_post(DECL_ARGS);
 static void      termp_brq_post(DECL_ARGS);
 static void      termp_bx_post(DECL_ARGS);
 static void      termp_d1_post(DECL_ARGS);
 static void      termp_dq_post(DECL_ARGS);
 static void      termp_bl_post(DECL_ARGS);
 static void      termp_bq_post(DECL_ARGS);
 static void      termp_brq_post(DECL_ARGS);
 static void      termp_bx_post(DECL_ARGS);
 static void      termp_d1_post(DECL_ARGS);
 static void      termp_dq_post(DECL_ARGS);

-static void      termp_fd_post(DECL_ARGS);
-static void      termp_fn_post(DECL_ARGS);
+static int       termp_fd_pre(DECL_ARGS);

 static void      termp_fo_post(DECL_ARGS);
 static void      termp_fo_post(DECL_ARGS);

-static void      termp_ft_post(DECL_ARGS);

 static void      termp_in_post(DECL_ARGS);
 static void      termp_it_post(DECL_ARGS);
 static void      termp_lb_post(DECL_ARGS);
 static void      termp_in_post(DECL_ARGS);
 static void      termp_it_post(DECL_ARGS);
 static void      termp_lb_post(DECL_ARGS);

+static void      termp_nm_post(DECL_ARGS);

 static void      termp_op_post(DECL_ARGS);
 static void      termp_pf_post(DECL_ARGS);
 static void      termp_pq_post(DECL_ARGS);
 static void      termp_op_post(DECL_ARGS);
 static void      termp_pf_post(DECL_ARGS);
 static void      termp_pq_post(DECL_ARGS);


@@ -91,14 +91,13 @@ static      void      termp_qq_post(DECL_ARGS);
 static void      termp_sh_post(DECL_ARGS);
 static void      termp_sq_post(DECL_ARGS);
 static void      termp_ss_post(DECL_ARGS);
 static void      termp_sh_post(DECL_ARGS);
 static void      termp_sq_post(DECL_ARGS);
 static void      termp_ss_post(DECL_ARGS);

-static void      termp_vt_post(DECL_ARGS);

 
 

-static int       termp__t_pre(DECL_ARGS);

 static int       termp_an_pre(DECL_ARGS);
 static int       termp_ap_pre(DECL_ARGS);
 static int       termp_aq_pre(DECL_ARGS);
 static int       termp_bd_pre(DECL_ARGS);
 static int       termp_bf_pre(DECL_ARGS);
 static int       termp_an_pre(DECL_ARGS);
 static int       termp_ap_pre(DECL_ARGS);
 static int       termp_aq_pre(DECL_ARGS);
 static int       termp_bd_pre(DECL_ARGS);
 static int       termp_bf_pre(DECL_ARGS);

+static int       termp_bk_pre(DECL_ARGS);

 static int       termp_bl_pre(DECL_ARGS);
 static int       termp_bold_pre(DECL_ARGS);
 static int       termp_bq_pre(DECL_ARGS);
 static int       termp_bl_pre(DECL_ARGS);
 static int       termp_bold_pre(DECL_ARGS);
 static int       termp_bq_pre(DECL_ARGS);


@@ -152,7 +151,7 @@ static      const struct termact termacts[MDOC_MAX] = {
        { termp_bl_pre, termp_bl_post }, /* Bl */
        { NULL, NULL }, /* El */
        { termp_it_pre, termp_it_post }, /* It */
        { termp_bl_pre, termp_bl_post }, /* Bl */
        { NULL, NULL }, /* El */
        { termp_it_pre, termp_it_post }, /* It */

-       { NULL, NULL }, /* Ad */ 
+       { termp_under_pre, NULL }, /* Ad */ 

        { termp_an_pre, termp_an_post }, /* An */
        { termp_under_pre, NULL }, /* Ar */
        { termp_cd_pre, NULL }, /* Cd */
        { termp_an_pre, termp_an_post }, /* An */
        { termp_under_pre, NULL }, /* Ar */
        { termp_cd_pre, NULL }, /* Cd */


@@ -162,22 +161,22 @@ static    const struct termact termacts[MDOC_MAX] = {
        { NULL, NULL }, /* Ev */ 
        { termp_ex_pre, NULL }, /* Ex */
        { termp_fa_pre, NULL }, /* Fa */ 
        { NULL, NULL }, /* Ev */ 
        { termp_ex_pre, NULL }, /* Ex */
        { termp_fa_pre, NULL }, /* Fa */ 

-       { termp_bold_pre, termp_fd_post }, /* Fd */ 
+       { termp_fd_pre, NULL }, /* Fd */ 

        { termp_fl_pre, NULL }, /* Fl */
        { termp_fl_pre, NULL }, /* Fl */

-       { termp_fn_pre, termp_fn_post }, /* Fn */ 
-       { termp_ft_pre, termp_ft_post }, /* Ft */ 
+       { termp_fn_pre, NULL }, /* Fn */ 
+       { termp_ft_pre, NULL }, /* Ft */ 

        { termp_bold_pre, NULL }, /* Ic */ 
        { termp_in_pre, termp_in_post }, /* In */ 
        { termp_li_pre, NULL }, /* Li */
        { termp_nd_pre, NULL }, /* Nd */ 
        { termp_bold_pre, NULL }, /* Ic */ 
        { termp_in_pre, termp_in_post }, /* In */ 
        { termp_li_pre, NULL }, /* Li */
        { termp_nd_pre, NULL }, /* Nd */ 

-       { termp_nm_pre, NULL }, /* Nm */ 
+       { termp_nm_pre, termp_nm_post }, /* Nm */ 

        { termp_op_pre, termp_op_post }, /* Op */
        { NULL, NULL }, /* Ot */
        { termp_under_pre, NULL }, /* Pa */
        { termp_rv_pre, NULL }, /* Rv */
        { NULL, NULL }, /* St */ 
        { termp_under_pre, NULL }, /* Va */
        { termp_op_pre, termp_op_post }, /* Op */
        { NULL, NULL }, /* Ot */
        { termp_under_pre, NULL }, /* Pa */
        { termp_rv_pre, NULL }, /* Rv */
        { NULL, NULL }, /* St */ 
        { termp_under_pre, NULL }, /* Va */

-       { termp_vt_pre, termp_vt_post }, /* Vt */
+       { termp_vt_pre, NULL }, /* Vt */

        { termp_xr_pre, NULL }, /* Xr */
        { NULL, termp____post }, /* %A */
        { termp_under_pre, termp____post }, /* %B */
        { termp_xr_pre, NULL }, /* Xr */
        { NULL, termp____post }, /* %A */
        { termp_under_pre, termp____post }, /* %B */


@@ -188,7 +187,7 @@ static      const struct termact termacts[MDOC_MAX] = {
        { NULL, termp____post }, /* %O */
        { NULL, termp____post }, /* %P */
        { NULL, termp____post }, /* %R */
        { NULL, termp____post }, /* %O */
        { NULL, termp____post }, /* %P */
        { NULL, termp____post }, /* %R */

-       { termp__t_pre, termp____post }, /* %T */
+       { termp_under_pre, termp____post }, /* %T */

        { NULL, termp____post }, /* %V */
        { NULL, NULL }, /* Ac */
        { termp_aq_pre, termp_aq_post }, /* Ao */
        { NULL, termp____post }, /* %V */
        { NULL, NULL }, /* Ac */
        { termp_aq_pre, termp_aq_post }, /* Ao */


@@ -209,7 +208,7 @@ static      const struct termact termacts[MDOC_MAX] = {
        { termp_under_pre, NULL }, /* Em */ 
        { NULL, NULL }, /* Eo */
        { termp_xx_pre, NULL }, /* Fx */
        { termp_under_pre, NULL }, /* Em */ 
        { NULL, NULL }, /* Eo */
        { termp_xx_pre, NULL }, /* Fx */

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

        { NULL, NULL }, /* No */
        { termp_ns_pre, NULL }, /* Ns */
        { termp_xx_pre, NULL }, /* Nx */
        { NULL, NULL }, /* No */
        { termp_ns_pre, NULL }, /* Ns */
        { termp_xx_pre, NULL }, /* Nx */


@@ -238,7 +237,7 @@ static      const struct termact termacts[MDOC_MAX] = {
        { NULL, NULL }, /* Fc */ 
        { termp_op_pre, termp_op_post }, /* Oo */
        { NULL, NULL }, /* Oc */
        { NULL, NULL }, /* Fc */ 
        { termp_op_pre, termp_op_post }, /* Oo */
        { NULL, NULL }, /* Oc */

-       { NULL, NULL }, /* Bk */
+       { termp_bk_pre, termp_bk_post }, /* Bk */

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


@@ -259,6 +258,7 @@ static      const struct termact termacts[MDOC_MAX] = {
        { termp_sp_pre, NULL }, /* br */
        { termp_sp_pre, NULL }, /* sp */ 
        { termp_under_pre, termp____post }, /* %U */ 
        { termp_sp_pre, NULL }, /* br */
        { termp_sp_pre, NULL }, /* sp */ 
        { termp_under_pre, termp____post }, /* %U */ 

+       { NULL, NULL }, /* Ta */ 

 };
 
 
 };
 
 


@@ -272,7 +272,8 @@ terminal_mdoc(void *arg, const struct mdoc *mdoc)
        p = (struct termp *)arg;
 
        p->overstep = 0;
        p = (struct termp *)arg;
 
        p->overstep = 0;

-       p->maxrmargin = 78;
+       p->maxrmargin = p->defrmargin;
+       p->tabwidth = term_len(p, 5);

 
        if (NULL == p->symtab)
                switch (p->enc) {
 
        if (NULL == p->symtab)
                switch (p->enc) {


@@ -287,10 +288,12 @@ terminal_mdoc(void *arg, const struct mdoc *mdoc)
        n = mdoc_node(mdoc);
        m = mdoc_meta(mdoc);
 
        n = mdoc_node(mdoc);
        m = mdoc_meta(mdoc);
 

-       print_mdoc_head(p, NULL, m, n);
+       term_begin(p, print_mdoc_head, print_mdoc_foot, m);
+

        if (n->child)
                print_mdoc_nodelist(p, NULL, m, n->child);
        if (n->child)
                print_mdoc_nodelist(p, NULL, m, n->child);

-       print_foot(p, NULL, m, n);
+
+       term_end(p);

 }
 
 
 }
 
 


@@ -321,31 +324,69 @@ print_mdoc_node(DECL_ARGS)
        memset(&npair, 0, sizeof(struct termpair));
        npair.ppair = pair;
 
        memset(&npair, 0, sizeof(struct termpair));
        npair.ppair = pair;
 

-       if (MDOC_TEXT != n->type) {
-               if (termacts[n->tok].pre)
-                       chld = (*termacts[n->tok].pre)(p, &npair, m, n);
-       } else 
+       if (MDOC_TEXT == n->type)

                term_word(p, n->string); 
                term_word(p, n->string); 

+       else if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
+               chld = (*termacts[n->tok].pre)(p, &npair, m, n);
+
+       /*
+        * Keeps only work until the end of a line.  If a keep was
+        * invoked in a prior line, revert it to PREKEEP.
+        */
+
+       if (TERMP_KEEP & p->flags) {
+               if (n->prev && n->prev->line != n->line) {
+                       p->flags &= ~TERMP_KEEP;
+                       p->flags |= TERMP_PREKEEP;
+               } else if (NULL == n->prev) {
+                       if (n->parent && n->parent->line != n->line) {
+                               p->flags &= ~TERMP_KEEP;
+                               p->flags |= TERMP_PREKEEP;
+                       }
+               }
+       }

 
        if (chld && n->child)
                print_mdoc_nodelist(p, &npair, m, n->child);
 
        term_fontpopq(p, font);
 
 
        if (chld && n->child)
                print_mdoc_nodelist(p, &npair, m, n->child);
 
        term_fontpopq(p, font);
 

-       if (MDOC_TEXT != n->type)
-               if (termacts[n->tok].post)
-                       (*termacts[n->tok].post)(p, &npair, m, n);
+       if (MDOC_TEXT != n->type && termacts[n->tok].post && 
+                       ! (MDOC_ENDED & n->flags)) {
+               (void)(*termacts[n->tok].post)(p, &npair, m, n);
+
+               /*
+                * Explicit end tokens not only call the post
+                * handler, but also tell the respective block
+                * that it must not call the post handler again.
+                */
+               if (ENDBODY_NOT != n->end)
+                       n->pending->flags |= MDOC_ENDED;
+
+               /*
+                * End of line terminating an implicit block
+                * while an explicit block is still open.
+                * Continue the explicit block without spacing.
+                */
+               if (ENDBODY_NOSPACE == n->end)
+                       p->flags |= TERMP_NOSPACE;
+       }
+
+       if (MDOC_EOS & n->flags)
+               p->flags |= TERMP_SENTENCE;

 
        p->offset = offset;
        p->rmargin = rmargin;
 }
 
 
 
        p->offset = offset;
        p->rmargin = rmargin;
 }
 
 

-/* ARGSUSED */

 static void
 static void

-print_foot(DECL_ARGS)
+print_mdoc_foot(struct termp *p, const void *arg)

 {
        char            buf[DATESIZ], os[BUFSIZ];
 {
        char            buf[DATESIZ], os[BUFSIZ];

+       const struct mdoc_meta *m;
+
+       m = (const struct mdoc_meta *)arg;

 
        term_fontrepl(p, TERMFONT_NONE);
 
 
        term_fontrepl(p, TERMFONT_NONE);
 


@@ -363,14 +404,15 @@ print_foot(DECL_ARGS)
        term_vspace(p);
 
        p->offset = 0;
        term_vspace(p);
 
        p->offset = 0;

-       p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
+       p->rmargin = (p->maxrmargin - 
+                       term_strlen(p, buf) + term_len(p, 1)) / 2;

        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
 
        term_word(p, os);
        term_flushln(p);
 
        p->offset = p->rmargin;
        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
 
        term_word(p, os);
        term_flushln(p);
 
        p->offset = p->rmargin;

-       p->rmargin = p->maxrmargin - strlen(os);
+       p->rmargin = p->maxrmargin - term_strlen(p, os);

        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
 
        term_word(p, buf);
        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
 
        term_word(p, buf);


@@ -390,11 +432,13 @@ print_foot(DECL_ARGS)
 }
 
 
 }
 
 

-/* ARGSUSED */

 static void
 static void

-print_mdoc_head(DECL_ARGS)
+print_mdoc_head(struct termp *p, const void *arg)

 {
        char            buf[BUFSIZ], title[BUFSIZ];
 {
        char            buf[BUFSIZ], title[BUFSIZ];

+       const struct mdoc_meta *m;
+
+       m = (const struct mdoc_meta *)arg;

 
        p->rmargin = p->maxrmargin;
        p->offset = 0;
 
        p->rmargin = p->maxrmargin;
        p->offset = 0;


@@ -421,17 +465,18 @@ print_mdoc_head(DECL_ARGS)
                strlcat(buf, ")", BUFSIZ);
        }
 
                strlcat(buf, ")", BUFSIZ);
        }
 

-       snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec);
+       snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);

 
        p->offset = 0;
 
        p->offset = 0;

-       p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
+       p->rmargin = (p->maxrmargin - 
+                       term_strlen(p, buf) + term_len(p, 1)) / 2;

        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
 
        term_word(p, title);
        term_flushln(p);
 
        p->offset = p->rmargin;
        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
 
        term_word(p, title);
        term_flushln(p);
 
        p->offset = p->rmargin;

-       p->rmargin = p->maxrmargin - strlen(title);
+       p->rmargin = p->maxrmargin - term_strlen(p, title);

        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
 
        term_word(p, buf);
        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
 
        term_word(p, buf);


@@ -452,140 +497,48 @@ print_mdoc_head(DECL_ARGS)
 
 
 static size_t
 
 
 static size_t

-a2height(const struct mdoc_node *n)
+a2height(const struct termp *p, const char *v)

 {
        struct roffsu    su;
 
 {
        struct roffsu    su;
 

-       assert(MDOC_TEXT == n->type);
-       assert(n->string);
-       if ( ! a2roffsu(n->string, &su, SCALE_VS))
-               SCALE_VS_INIT(&su, strlen(n->string));
+       assert(v);
+       if ( ! a2roffsu(v, &su, SCALE_VS))
+               SCALE_VS_INIT(&su, term_len(p, 1));

 
 

-       return(term_vspan(&su));
+       return(term_vspan(p, &su));

 }
 
 
 static size_t
 }
 
 
 static size_t

-a2width(const struct mdoc_argv *arg, int pos)
+a2width(const struct termp *p, const char *v)

 {
        struct roffsu    su;
 
 {
        struct roffsu    su;
 

-       assert(arg->value[pos]);
-       if ( ! a2roffsu(arg->value[pos], &su, SCALE_MAX))
-               SCALE_HS_INIT(&su, strlen(arg->value[pos]));
+       assert(v);
+       if ( ! a2roffsu(v, &su, SCALE_MAX))
+               SCALE_HS_INIT(&su, term_strlen(p, v));

 
 

-       return(term_hspan(&su));
-}
-
-
-static int
-arg_listtype(const struct mdoc_node *n)
-{
-       int              i, len;
-
-       assert(MDOC_BLOCK == n->type);
-
-       len = (int)(n->args ? n->args->argc : 0);
-
-       for (i = 0; i < len; i++) 
-               switch (n->args->argv[i].arg) {
-               case (MDOC_Bullet):
-                       /* FALLTHROUGH */
-               case (MDOC_Dash):
-                       /* FALLTHROUGH */
-               case (MDOC_Enum):
-                       /* FALLTHROUGH */
-               case (MDOC_Hyphen):
-                       /* FALLTHROUGH */
-               case (MDOC_Tag):
-                       /* FALLTHROUGH */
-               case (MDOC_Inset):
-                       /* FALLTHROUGH */
-               case (MDOC_Diag):
-                       /* FALLTHROUGH */
-               case (MDOC_Item):
-                       /* FALLTHROUGH */
-               case (MDOC_Column):
-                       /* FALLTHROUGH */
-               case (MDOC_Hang):
-                       /* FALLTHROUGH */
-               case (MDOC_Ohang):
-                       return(n->args->argv[i].arg);
-               default:
-                       break;
-               }
-
-       return(-1);
+       return(term_hspan(p, &su));

 }
 
 
 static size_t
 }
 
 
 static size_t

-a2offs(const struct mdoc_argv *arg)
+a2offs(const struct termp *p, const char *v)

 {
        struct roffsu    su;
 
 {
        struct roffsu    su;
 

-       if ('\0' == arg->value[0][0])
-               return(0);
-       else if (0 == strcmp(arg->value[0], "left"))
+       if ('\0' == *v)

                return(0);
                return(0);

-       else if (0 == strcmp(arg->value[0], "indent"))
-               return(INDENT + 1);
-       else if (0 == strcmp(arg->value[0], "indent-two"))
-               return((INDENT + 1) * 2);
-       else if ( ! a2roffsu(arg->value[0], &su, SCALE_MAX))
-               SCALE_HS_INIT(&su, strlen(arg->value[0]));
-
-       return(term_hspan(&su));
-}
-
-
-/*
- * Return 1 if an argument has a particular argument value or 0 if it
- * does not.  See arg_getattr().
- */
-static int
-arg_hasattr(int arg, const struct mdoc_node *n)
-{
-
-       return(-1 != arg_getattr(arg, n));
-}
-
-
-/*
- * Get the index of an argument in a node's argument list or -1 if it
- * does not exist.  See arg_getattrs().
- */
-static int
-arg_getattr(int v, const struct mdoc_node *n)
-{
-       int              val;
-
-       return(arg_getattrs(&v, &val, 1, n) ? val : -1);
-}
-
-
-/*
- * Walk through the argument list for a node and fill an array "vals"
- * with the positions of the argument structures listed in "keys".
- * Return the number of elements that were written into "vals", which
- * can be zero.
- */
-static int
-arg_getattrs(const int *keys, int *vals, 
-               size_t sz, const struct mdoc_node *n)
-{
-       int              i, j, k;
-
-       if (NULL == n->args)
+       else if (0 == strcmp(v, "left"))

                return(0);
                return(0);

+       else if (0 == strcmp(v, "indent"))
+               return(term_len(p, INDENT + 1));
+       else if (0 == strcmp(v, "indent-two"))
+               return(term_len(p, (INDENT + 1) * 2));
+       else if ( ! a2roffsu(v, &su, SCALE_MAX))
+               SCALE_HS_INIT(&su, term_strlen(p, v));

 
 

-       for (k = i = 0; i < (int)n->args->argc; i++) 
-               for (j = 0; j < (int)sz; j++)
-                       if (n->args->argv[i].arg == keys[j]) {
-                               vals[j] = i;
-                               k++;
-                       }
-       return(k);
+       return(term_hspan(p, &su));

 }
 
 
 }
 
 


@@ -602,7 +555,10 @@ print_bvspace(struct termp *p,
        const struct mdoc_node  *nn;
 
        term_newln(p);
        const struct mdoc_node  *nn;
 
        term_newln(p);

-       if (arg_hasattr(MDOC_Compact, bl))
+
+       if (MDOC_Bd == bl->tok && bl->data.Bd->comp)
+               return;
+       if (MDOC_Bl == bl->tok && bl->data.Bl->comp)

                return;
 
        /* Do not vspace directly after Ss/Sh. */
                return;
 
        /* Do not vspace directly after Ss/Sh. */


@@ -621,13 +577,13 @@ print_bvspace(struct termp *p,
 
        /* A `-column' does not assert vspace within the list. */
 
 
        /* A `-column' does not assert vspace within the list. */
 

-       if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Column, bl))
+       if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type)

                if (n->prev && MDOC_It == n->prev->tok)
                        return;
 
        /* A `-diag' without body does not vspace. */
 
                if (n->prev && MDOC_It == n->prev->tok)
                        return;
 
        /* A `-diag' without body does not vspace. */
 

-       if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Diag, bl)) 
+       if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl->type)

                if (n->prev && MDOC_It == n->prev->tok) {
                        assert(n->prev->body);
                        if (NULL == n->prev->body->child)
                if (n->prev && MDOC_It == n->prev->tok) {
                        assert(n->prev->body);
                        if (NULL == n->prev->body->child)


@@ -671,8 +627,9 @@ termp_it_pre(DECL_ARGS)
 {
        const struct mdoc_node *bl, *nn;
        char                    buf[7];
 {
        const struct mdoc_node *bl, *nn;
        char                    buf[7];

-       int                     i, type, keys[3], vals[3];
+       int                     i;

        size_t                  width, offset, ncols, dcol;
        size_t                  width, offset, ncols, dcol;

+       enum mdoc_list          type;

 
        if (MDOC_BLOCK == n->type) {
                print_bvspace(p, n->parent->parent, n);
 
        if (MDOC_BLOCK == n->type) {
                print_bvspace(p, n->parent->parent, n);


@@ -680,19 +637,8 @@ termp_it_pre(DECL_ARGS)
        }
 
        bl = n->parent->parent->parent;
        }
 
        bl = n->parent->parent->parent;

-
-       /* Get list width, offset, and list type from argument list. */
-
-       keys[0] = MDOC_Width;
-       keys[1] = MDOC_Offset;
-       keys[2] = MDOC_Column;
-
-       vals[0] = vals[1] = vals[2] = -1;
-
-       arg_getattrs(keys, vals, 3, bl);
-
-       type = arg_listtype(bl);
-       assert(-1 != type);
+       assert(bl->data.Bl);
+       type = bl->data.Bl->type;

 
        /* 
         * First calculate width and offset.  This is pretty easy unless
 
        /* 
         * First calculate width and offset.  This is pretty easy unless


@@ -702,13 +648,14 @@ termp_it_pre(DECL_ARGS)
 
        width = offset = 0;
 
 
        width = offset = 0;
 

-       if (vals[1] >= 0) 
-               offset = a2offs(&bl->args->argv[vals[1]]);
+       if (bl->data.Bl->offs)
+               offset = a2offs(p, bl->data.Bl->offs);

 
        switch (type) {
 
        switch (type) {

-       case (MDOC_Column):
-               if (MDOC_BODY == n->type)
+       case (LIST_column):
+               if (MDOC_HEAD == n->type)

                        break;
                        break;

+

                /*
                 * Imitate groff's column handling:
                 * - For each earlier column, add its width.
                /*
                 * Imitate groff's column handling:
                 * - For each earlier column, add its width.


@@ -718,16 +665,22 @@ termp_it_pre(DECL_ARGS)
                 *   column.
                 * - For more than 5 columns, add only one column.
                 */
                 *   column.
                 * - For more than 5 columns, add only one column.
                 */

-               ncols = bl->args->argv[vals[2]].sz;
+               ncols = bl->data.Bl->ncols;
+

                /* LINTED */
                /* LINTED */

-               dcol = ncols < 5 ? 4 : ncols == 5 ? 3 : 1;
+               dcol = ncols < 5 ? term_len(p, 4) : 
+                       ncols == 5 ? term_len(p, 3) : term_len(p, 1);
+
+               /*
+                * Calculate the offset by applying all prior MDOC_BODY,
+                * so we stop at the MDOC_HEAD (NULL == nn->prev).
+                */

 
                for (i = 0, nn = n->prev; 
 
                for (i = 0, nn = n->prev; 

-                               nn && i < (int)ncols; 
+                               nn->prev && i < (int)ncols; 

                                nn = nn->prev, i++)
                        offset += dcol + a2width
                                nn = nn->prev, i++)
                        offset += dcol + a2width

-                               (&bl->args->argv[vals[2]], i);
-
+                               (p, bl->data.Bl->cols[i]);

 
                /*
                 * When exceeding the declared number of columns, leave
 
                /*
                 * When exceeding the declared number of columns, leave


@@ -742,10 +695,10 @@ termp_it_pre(DECL_ARGS)
                 * Use the declared column widths, extended as explained
                 * in the preceding paragraph.
                 */
                 * Use the declared column widths, extended as explained
                 * in the preceding paragraph.
                 */

-               width = a2width(&bl->args->argv[vals[2]], i) + dcol;
+               width = a2width(p, bl->data.Bl->cols[i]) + dcol;

                break;
        default:
                break;
        default:

-               if (vals[0] < 0) 
+               if (NULL == bl->data.Bl->width)

                        break;
 
                /* 
                        break;
 
                /* 


@@ -753,7 +706,8 @@ termp_it_pre(DECL_ARGS)
                 * number for buffering single arguments.  See the above
                 * handling for column for how this changes.
                 */
                 * number for buffering single arguments.  See the above
                 * handling for column for how this changes.
                 */

-               width = a2width(&bl->args->argv[vals[0]], 0) + 2;
+               assert(bl->data.Bl->width);
+               width = a2width(p, bl->data.Bl->width) + term_len(p, 2);

                break;
        }
 
                break;
        }
 


@@ -764,27 +718,27 @@ termp_it_pre(DECL_ARGS)
         */
 
        switch (type) {
         */
 
        switch (type) {

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Hyphen):
-               if (width < 4)
-                       width = 4;
+       case (LIST_hyphen):
+               if (width < term_len(p, 4))
+                       width = term_len(p, 4);

                break;
                break;

-       case (MDOC_Enum):
-               if (width < 5)
-                       width = 5;
+       case (LIST_enum):
+               if (width < term_len(p, 5))
+                       width = term_len(p, 5);

                break;
                break;

-       case (MDOC_Hang):
+       case (LIST_hang):

                if (0 == width)
                if (0 == width)

-                       width = 8;
+                       width = term_len(p, 8);

                break;
                break;

-       case (MDOC_Column):
+       case (LIST_column):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Tag):
+       case (LIST_tag):

                if (0 == width)
                if (0 == width)

-                       width = 10;
+                       width = term_len(p, 10);

                break;
        default:
                break;
                break;
        default:
                break;


@@ -798,11 +752,11 @@ termp_it_pre(DECL_ARGS)
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {

-       case (MDOC_Diag):
+       case (LIST_diag):

                if (MDOC_BODY == n->type)
                        term_word(p, "\\ \\ ");
                break;
                if (MDOC_BODY == n->type)
                        term_word(p, "\\ \\ ");
                break;

-       case (MDOC_Inset):
+       case (LIST_inset):

                if (MDOC_BODY == n->type) 
                        term_word(p, "\\ ");
                break;
                if (MDOC_BODY == n->type) 
                        term_word(p, "\\ ");
                break;


@@ -813,7 +767,7 @@ termp_it_pre(DECL_ARGS)
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {

-       case (MDOC_Diag):
+       case (LIST_diag):

                if (MDOC_HEAD == n->type)
                        term_fontpush(p, TERMFONT_BOLD);
                break;
                if (MDOC_HEAD == n->type)
                        term_fontpush(p, TERMFONT_BOLD);
                break;


@@ -829,19 +783,19 @@ termp_it_pre(DECL_ARGS)
         */
 
        switch (type) {
         */
 
        switch (type) {

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Enum):
+       case (LIST_enum):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                else
                        p->flags |= TERMP_NOLPAD;
                break;
                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                else
                        p->flags |= TERMP_NOLPAD;
                break;

-       case (MDOC_Hang):
+       case (LIST_hang):

                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                else
                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                else


@@ -864,7 +818,7 @@ termp_it_pre(DECL_ARGS)
                } else
                        p->flags |= TERMP_HANG;
                break;
                } else
                        p->flags |= TERMP_HANG;
                break;

-       case (MDOC_Tag):
+       case (LIST_tag):

                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
                else
                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
                else


@@ -875,18 +829,21 @@ termp_it_pre(DECL_ARGS)
                if (NULL == n->next || NULL == n->next->child)
                        p->flags |= TERMP_DANGLE;
                break;
                if (NULL == n->next || NULL == n->next->child)
                        p->flags |= TERMP_DANGLE;
                break;

-       case (MDOC_Column):
-               if (MDOC_HEAD == n->type) {
-                       assert(n->next);
-                       if (MDOC_BODY == n->next->type)
-                               p->flags &= ~TERMP_NOBREAK;
-                       else
-                               p->flags |= TERMP_NOBREAK;
-                       if (n->prev) 
-                               p->flags |= TERMP_NOLPAD;
-               }
+       case (LIST_column):
+               if (MDOC_HEAD == n->type)
+                       break;
+
+               if (NULL == n->next)
+                       p->flags &= ~TERMP_NOBREAK;
+               else
+                       p->flags |= TERMP_NOBREAK;
+
+               assert(n->prev);
+               if (MDOC_BODY == n->prev->type) 
+                       p->flags |= TERMP_NOLPAD;
+

                break;
                break;

-       case (MDOC_Diag):
+       case (LIST_diag):

                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                break;
                if (MDOC_HEAD == n->type)
                        p->flags |= TERMP_NOBREAK;
                break;


@@ -903,7 +860,7 @@ termp_it_pre(DECL_ARGS)
        p->offset += offset;
 
        switch (type) {
        p->offset += offset;
 
        switch (type) {

-       case (MDOC_Hang):
+       case (LIST_hang):

                /*
                 * Same stipulation as above, regarding `-hang'.  We
                 * don't want to recalculate rmargin and offsets when
                /*
                 * Same stipulation as above, regarding `-hang'.  We
                 * don't want to recalculate rmargin and offsets when


@@ -914,31 +871,31 @@ termp_it_pre(DECL_ARGS)
                                 MDOC_Bd == n->next->child->tok))
                        break;
                /* FALLTHROUGH */
                                 MDOC_Bd == n->next->child->tok))
                        break;
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Enum):
+       case (LIST_enum):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Tag):
+       case (LIST_tag):

                assert(width);
                if (MDOC_HEAD == n->type)
                        p->rmargin = p->offset + width;
                else 
                        p->offset += width;
                break;
                assert(width);
                if (MDOC_HEAD == n->type)
                        p->rmargin = p->offset + width;
                else 
                        p->offset += width;
                break;

-       case (MDOC_Column):
+       case (LIST_column):

                assert(width);
                p->rmargin = p->offset + width;
                /* 
                 * XXX - this behaviour is not documented: the
                 * right-most column is filled to the right margin.
                 */
                assert(width);
                p->rmargin = p->offset + width;
                /* 
                 * XXX - this behaviour is not documented: the
                 * right-most column is filled to the right margin.
                 */

-               if (MDOC_HEAD == n->type &&
-                               MDOC_BODY == n->next->type &&
-                               p->rmargin < p->maxrmargin)
+               if (MDOC_HEAD == n->type)
+                       break;
+               if (NULL == n->next && p->rmargin < p->maxrmargin)

                        p->rmargin = p->maxrmargin;
                break;
        default:
                        p->rmargin = p->maxrmargin;
                break;
        default:


@@ -952,19 +909,19 @@ termp_it_pre(DECL_ARGS)
 
        if (MDOC_HEAD == n->type)
                switch (type) {
 
        if (MDOC_HEAD == n->type)
                switch (type) {

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

                        term_fontpush(p, TERMFONT_BOLD);
                        term_word(p, "\\[bu]");
                        term_fontpop(p);
                        break;
                        term_fontpush(p, TERMFONT_BOLD);
                        term_word(p, "\\[bu]");
                        term_fontpop(p);
                        break;

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

                        /* FALLTHROUGH */
                        /* FALLTHROUGH */

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

                        term_fontpush(p, TERMFONT_BOLD);
                        term_word(p, "\\(hy");
                        term_fontpop(p);
                        break;
                        term_fontpush(p, TERMFONT_BOLD);
                        term_word(p, "\\(hy");
                        term_fontpop(p);
                        break;

-               case (MDOC_Enum):
+               case (LIST_enum):

                        (pair->ppair->ppair->count)++;
                        snprintf(buf, sizeof(buf), "%d.", 
                                        pair->ppair->ppair->count);
                        (pair->ppair->ppair->count)++;
                        snprintf(buf, sizeof(buf), "%d.", 
                                        pair->ppair->ppair->count);


@@ -979,20 +936,20 @@ termp_it_pre(DECL_ARGS)
         */
 
        switch (type) {
         */
 
        switch (type) {

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Item):
+       case (LIST_item):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

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

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Enum):
+       case (LIST_enum):

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

-       case (MDOC_Column):
-               if (MDOC_BODY == n->type)
+       case (LIST_column):
+               if (MDOC_HEAD == n->type)

                        return(0);
                break;
        default:
                        return(0);
                break;
        default:


@@ -1007,29 +964,28 @@ termp_it_pre(DECL_ARGS)
 static void
 termp_it_post(DECL_ARGS)
 {
 static void
 termp_it_post(DECL_ARGS)
 {

-       int                type;
+       enum mdoc_list     type;

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

-       type = arg_listtype(n->parent->parent->parent);
-       assert(-1 != type);
+       type = n->parent->parent->parent->data.Bl->type;

 
        switch (type) {
 
        switch (type) {

-       case (MDOC_Item):
+       case (LIST_item):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Diag):
+       case (LIST_diag):

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Inset):
+       case (LIST_inset):

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

-                       term_flushln(p);
+                       term_newln(p);

                break;
                break;

-       case (MDOC_Column):
-               if (MDOC_HEAD == n->type)
+       case (LIST_column):
+               if (MDOC_BODY == n->type)

                        term_flushln(p);
                break;
        default:
                        term_flushln(p);
                break;
        default:

-               term_flushln(p);
+               term_newln(p);

                break;
        }
 
                break;
        }
 


@@ -1052,17 +1008,58 @@ static int
 termp_nm_pre(DECL_ARGS)
 {
 
 termp_nm_pre(DECL_ARGS)
 {
 

-       if (SEC_SYNOPSIS == n->sec)
-               term_newln(p);
+       if (MDOC_BLOCK == n->type)
+               return(1);

 
 

-       term_fontpush(p, TERMFONT_BOLD);
+       if (MDOC_BODY == n->type) {
+               if (NULL == n->child)
+                       return(0);
+               p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+               p->offset += term_len(p, 1) +
+                   (NULL == n->prev->child ? term_strlen(p, m->name) :
+                    MDOC_TEXT == n->prev->child->type ?
+                       term_strlen(p, n->prev->child->string) :
+                    term_len(p, 5));
+               return(1);
+       }
+
+       if (NULL == n->child && NULL == m->name)
+               return(0);

 
 

+       if (MDOC_HEAD == n->type)
+               synopsis_pre(p, n->parent);
+
+       if (MDOC_HEAD == n->type && n->next->child) {
+               p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_HANG;
+               p->rmargin = p->offset + term_len(p, 1) +
+                   (NULL == n->child ? term_strlen(p, m->name) :
+                    MDOC_TEXT == n->child->type ?
+                       term_strlen(p, n->child->string) :
+                    term_len(p, 5));
+       }
+
+       term_fontpush(p, TERMFONT_BOLD);

        if (NULL == n->child)
                term_word(p, m->name);
        return(1);
 }
 
 
        if (NULL == n->child)
                term_word(p, m->name);
        return(1);
 }
 
 

+/* ARGSUSED */
+static void
+termp_nm_post(DECL_ARGS)
+{
+
+       if (MDOC_HEAD == n->type && n->next->child) {
+               term_flushln(p);
+               p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
+       } else if (MDOC_BODY == n->type && n->child) {
+               term_flushln(p);
+               p->flags &= ~TERMP_NOLPAD;
+       }
+}
+
+               

 /* ARGSUSED */
 static int
 termp_fl_pre(DECL_ARGS)
 /* ARGSUSED */
 static int
 termp_fl_pre(DECL_ARGS)


@@ -1127,10 +1124,10 @@ termp_an_post(DECL_ARGS)
                return;
        }
 
                return;
        }
 

-       if (arg_getattr(MDOC_Split, n) > -1) {
+       if (AUTH_split == n->data.An.auth) {

                p->flags &= ~TERMP_NOSPLIT;
                p->flags |= TERMP_SPLIT;
                p->flags &= ~TERMP_NOSPLIT;
                p->flags |= TERMP_SPLIT;

-       } else {
+       } else if (AUTH_nosplit == n->data.An.auth) {

                p->flags &= ~TERMP_SPLIT;
                p->flags |= TERMP_NOSPLIT;
        }
                p->flags &= ~TERMP_SPLIT;
                p->flags |= TERMP_NOSPLIT;
        }


@@ -1183,7 +1180,7 @@ termp_rv_pre(DECL_ARGS)
                        term_word(p, "()");
        }
 
                        term_word(p, "()");
        }
 

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

                term_word(p, "functions return");
        else
                term_word(p, "function returns");
                term_word(p, "functions return");
        else
                term_word(p, "function returns");


@@ -1196,6 +1193,7 @@ termp_rv_pre(DECL_ARGS)
        term_fontpop(p);
 
                term_word(p, "is set to indicate the error.");
        term_fontpop(p);
 
                term_word(p, "is set to indicate the error.");

+       p->flags |= TERMP_SENTENCE;

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


@@ -1222,12 +1220,13 @@ termp_ex_pre(DECL_ARGS)
                        p->flags &= ~TERMP_NOSPACE;
        }
 
                        p->flags &= ~TERMP_NOSPACE;
        }
 

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

                term_word(p, "utilities exit");
        else
                term_word(p, "utility exits");
 
                term_word(p, "0 on success, and >0 if an error occurs.");
                term_word(p, "utilities exit");
        else
                term_word(p, "utility exits");
 
                term_word(p, "0 on success, and >0 if an error occurs.");

+       p->flags |= TERMP_SENTENCE;

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


@@ -1307,32 +1306,78 @@ termp_xr_pre(DECL_ARGS)
 }
 
 
 }
 
 

-static int
-termp_vt_pre(DECL_ARGS)
+/*
+ * This decides how to assert whitespace before any of the SYNOPSIS set
+ * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
+ * macro combos).
+ */
+static void
+synopsis_pre(struct termp *p, const struct mdoc_node *n)

 {
 {

+       /* 
+        * Obviously, if we're not in a SYNOPSIS or no prior macros
+        * exist, do nothing.
+        */
+       if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
+               return;

 
 

-       if (MDOC_ELEM == n->type)
-               return(termp_under_pre(p, pair, m, n));
-       else if (MDOC_HEAD == n->type)
-               return(0);
-       else if (MDOC_BLOCK == n->type)
-               return(1);
+       /*
+        * If we're the second in a pair of like elements, emit our
+        * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
+        * case we soldier on.
+        */
+       if (n->prev->tok == n->tok && 
+                       MDOC_Ft != n->tok && 
+                       MDOC_Fo != n->tok && 
+                       MDOC_Fn != n->tok) {
+               term_newln(p);
+               return;
+       }

 
 

-       return(termp_under_pre(p, pair, m, n));
+       /*
+        * If we're one of the SYNOPSIS set and non-like pair-wise after
+        * another (or Fn/Fo, which we've let slip through) then assert
+        * vertical space, else only newline and move on.
+        */
+       switch (n->prev->tok) {
+       case (MDOC_Fd):
+               /* FALLTHROUGH */
+       case (MDOC_Fn):
+               /* FALLTHROUGH */
+       case (MDOC_Fo):
+               /* FALLTHROUGH */
+       case (MDOC_In):
+               /* FALLTHROUGH */
+       case (MDOC_Vt):
+               term_vspace(p);
+               break;
+       case (MDOC_Ft):
+               if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
+                       term_vspace(p);
+                       break;
+               }
+               /* FALLTHROUGH */
+       default:
+               term_newln(p);
+               break;
+       }

 }
 
 
 }
 
 

-/* ARGSUSED */
-static void
-termp_vt_post(DECL_ARGS)
+static int
+termp_vt_pre(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BLOCK != n->type)
-               return;
-       if (n->next && MDOC_Vt == n->next->tok)
-               term_newln(p);
-       else if (n->next)
-               term_vspace(p);
+       if (MDOC_ELEM == n->type) {
+               synopsis_pre(p, n);
+               return(termp_under_pre(p, pair, m, n));
+       } else if (MDOC_BLOCK == n->type) {
+               synopsis_pre(p, n);
+               return(1);
+       } else if (MDOC_HEAD == n->type)
+               return(0);
+
+       return(termp_under_pre(p, pair, m, n));

 }
 
 
 }
 
 


@@ -1347,16 +1392,12 @@ termp_bold_pre(DECL_ARGS)
 
 
 /* ARGSUSED */
 
 
 /* ARGSUSED */

-static void
-termp_fd_post(DECL_ARGS)
+static int
+termp_fd_pre(DECL_ARGS)

 {
 
 {
 

-       if (n->sec != SEC_SYNOPSIS)
-               return;
-
-       term_newln(p);
-       if (n->next && MDOC_Fd != n->next->tok)
-               term_vspace(p);
+       synopsis_pre(p, n);
+       return(termp_bold_pre(p, pair, m, n));

 }
 
 
 }
 
 


@@ -1378,7 +1419,7 @@ termp_sh_pre(DECL_ARGS)
                term_fontpush(p, TERMFONT_BOLD);
                break;
        case (MDOC_BODY):
                term_fontpush(p, TERMFONT_BOLD);
                break;
        case (MDOC_BODY):

-               p->offset = INDENT;
+               p->offset = term_len(p, INDENT);

                break;
        default:
                break;
                break;
        default:
                break;


@@ -1429,6 +1470,7 @@ termp_bt_pre(DECL_ARGS)
 {
 
        term_word(p, "is currently in beta test.");
 {
 
        term_word(p, "is currently in beta test.");

+       p->flags |= TERMP_SENTENCE;

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


@@ -1438,7 +1480,7 @@ static void
 termp_lb_post(DECL_ARGS)
 {
 
 termp_lb_post(DECL_ARGS)
 {
 

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

                term_newln(p);
 }
 
                term_newln(p);
 }
 


@@ -1449,6 +1491,7 @@ termp_ud_pre(DECL_ARGS)
 {
 
        term_word(p, "currently under development.");
 {
 
        term_word(p, "currently under development.");

+       p->flags |= TERMP_SENTENCE;

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


@@ -1461,7 +1504,7 @@ termp_d1_pre(DECL_ARGS)
        if (MDOC_BLOCK != n->type)
                return(1);
        term_newln(p);
        if (MDOC_BLOCK != n->type)
                return(1);
        term_newln(p);

-       p->offset += (INDENT + 1);
+       p->offset += term_len(p, (INDENT + 1));

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


@@ -1507,31 +1550,21 @@ static int
 termp_ft_pre(DECL_ARGS)
 {
 
 termp_ft_pre(DECL_ARGS)
 {
 

-       if (SEC_SYNOPSIS == n->sec)
-               if (n->prev && MDOC_Fo == n->prev->tok)
-                       term_vspace(p);
-
+       /* NB: MDOC_LINE does not effect this! */
+       synopsis_pre(p, n);

        term_fontpush(p, TERMFONT_UNDER);
        return(1);
 }
 
 
        term_fontpush(p, TERMFONT_UNDER);
        return(1);
 }
 
 

-/* ARGSUSED */
-static void
-termp_ft_post(DECL_ARGS)
-{
-
-       if (SEC_SYNOPSIS == n->sec)
-               term_newln(p);
-}
-
-

 /* ARGSUSED */
 static int
 termp_fn_pre(DECL_ARGS)
 {
        const struct mdoc_node  *nn;
 
 /* ARGSUSED */
 static int
 termp_fn_pre(DECL_ARGS)
 {
        const struct mdoc_node  *nn;
 

+       synopsis_pre(p, n);
+

        term_fontpush(p, TERMFONT_BOLD);
        term_word(p, n->child->string);
        term_fontpop(p);
        term_fontpush(p, TERMFONT_BOLD);
        term_word(p, n->child->string);
        term_fontpop(p);


@@ -1550,23 +1583,13 @@ termp_fn_pre(DECL_ARGS)
 
        term_word(p, ")");
 
 
        term_word(p, ")");
 

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

                term_word(p, ";");
 
        return(0);
 }
 
 
                term_word(p, ";");
 
        return(0);
 }
 
 

-/* ARGSUSED */
-static void
-termp_fn_post(DECL_ARGS)
-{
-
-       if (n->sec == SEC_SYNOPSIS && n->next)
-               term_vspace(p);
-}
-
-

 /* ARGSUSED */
 static int
 termp_fa_pre(DECL_ARGS)
 /* ARGSUSED */
 static int
 termp_fa_pre(DECL_ARGS)


@@ -1598,7 +1621,7 @@ termp_fa_pre(DECL_ARGS)
 static int
 termp_bd_pre(DECL_ARGS)
 {
 static int
 termp_bd_pre(DECL_ARGS)
 {

-       int                      i, type;
+       size_t                   tabwidth, rm, rmax;

        const struct mdoc_node  *nn;
 
        if (MDOC_BLOCK == n->type) {
        const struct mdoc_node  *nn;
 
        if (MDOC_BLOCK == n->type) {


@@ -1607,28 +1630,9 @@ termp_bd_pre(DECL_ARGS)
        } else if (MDOC_HEAD == n->type)
                return(0);
 
        } else if (MDOC_HEAD == n->type)
                return(0);
 

-       nn = n->parent;
-
-       for (type = -1, i = 0; i < (int)nn->args->argc; i++) {
-               switch (nn->args->argv[i].arg) {
-               case (MDOC_Centred):
-                       /* FALLTHROUGH */
-               case (MDOC_Ragged):
-                       /* FALLTHROUGH */
-               case (MDOC_Filled):
-                       /* FALLTHROUGH */
-               case (MDOC_Unfilled):
-                       /* FALLTHROUGH */
-               case (MDOC_Literal):
-                       type = nn->args->argv[i].arg;
-                       break;
-               case (MDOC_Offset):
-                       p->offset += a2offs(&nn->args->argv[i]);
-                       break;
-               default:
-                       break;
-               }
-       }
+       assert(n->data.Bd);
+       if (n->data.Bd->offs)
+               p->offset += a2offs(p, n->data.Bd->offs);

 
        /*
         * If -ragged or -filled are specified, the block does nothing
 
        /*
         * If -ragged or -filled are specified, the block does nothing


@@ -1638,21 +1642,25 @@ termp_bd_pre(DECL_ARGS)
         * lines are allowed.
         */
        
         * lines are allowed.
         */
        

-       assert(type > -1);
-       if (MDOC_Literal != type && MDOC_Unfilled != type)
+       if (DISP_literal != n->data.Bd->type && 
+                       DISP_unfilled != n->data.Bd->type)

                return(1);
 
                return(1);
 

+       tabwidth = p->tabwidth;
+       p->tabwidth = term_len(p, 8);
+       rm = p->rmargin;
+       rmax = p->maxrmargin;
+       p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
+

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

-               p->flags |= TERMP_NOSPACE;
-               print_mdoc_node(p, pair, m, nn);
-               if (NULL == nn->next)
-                       continue;

                if (nn->prev && nn->prev->line < nn->line)
                if (nn->prev && nn->prev->line < nn->line)

-                       term_flushln(p);
-               else if (NULL == nn->prev)
-                       term_flushln(p);
+                       term_newln(p);
+               print_mdoc_node(p, pair, m, nn);

        }
 
        }
 

+       p->tabwidth = tabwidth;
+       p->rmargin = rm;
+       p->maxrmargin = rmax;

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


@@ -1661,11 +1669,24 @@ termp_bd_pre(DECL_ARGS)
 static void
 termp_bd_post(DECL_ARGS)
 {
 static void
 termp_bd_post(DECL_ARGS)
 {

+       size_t           rm, rmax;

 
        if (MDOC_BODY != n->type) 
                return;
 
        if (MDOC_BODY != n->type) 
                return;

+
+       rm = p->rmargin;
+       rmax = p->maxrmargin;
+
+       assert(n->data.Bd);
+       if (DISP_literal == n->data.Bd->type || 
+                       DISP_unfilled == n->data.Bd->type)
+               p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
+

        p->flags |= TERMP_NOSPACE;
        p->flags |= TERMP_NOSPACE;

-       term_flushln(p);
+       term_newln(p);
+
+       p->rmargin = rm;
+       p->maxrmargin = rmax;

 }
 
 
 }
 
 


@@ -1799,7 +1820,7 @@ termp_ss_pre(DECL_ARGS)
                break;
        case (MDOC_HEAD):
                term_fontpush(p, TERMFONT_BOLD);
                break;
        case (MDOC_HEAD):
                term_fontpush(p, TERMFONT_BOLD);

-               p->offset = HALFINDENT;
+               p->offset = term_len(p, HALFINDENT);

                break;
        default:
                break;
                break;
        default:
                break;


@@ -1824,8 +1845,8 @@ static int
 termp_cd_pre(DECL_ARGS)
 {
 
 termp_cd_pre(DECL_ARGS)
 {
 

+       synopsis_pre(p, n);

        term_fontpush(p, TERMFONT_BOLD);
        term_fontpush(p, TERMFONT_BOLD);

-       term_newln(p);

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


@@ -1835,11 +1856,17 @@ static int
 termp_in_pre(DECL_ARGS)
 {
 
 termp_in_pre(DECL_ARGS)
 {
 

-       term_fontpush(p, TERMFONT_BOLD);
-       if (SEC_SYNOPSIS == n->sec)
+       synopsis_pre(p, n);
+
+       if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
+               term_fontpush(p, TERMFONT_BOLD);

                term_word(p, "#include");
                term_word(p, "#include");

+               term_word(p, "<");
+       } else {
+               term_word(p, "<");
+               term_fontpush(p, TERMFONT_UNDER);
+       }

 
 

-       term_word(p, "<");

        p->flags |= TERMP_NOSPACE;
        return(1);
 }
        p->flags |= TERMP_NOSPACE;
        return(1);
 }


@@ -1850,23 +1877,14 @@ static void
 termp_in_post(DECL_ARGS)
 {
 
 termp_in_post(DECL_ARGS)
 {
 

-       term_fontpush(p, TERMFONT_BOLD);
+       if (MDOC_SYNPRETTY & n->flags)
+               term_fontpush(p, TERMFONT_BOLD);
+

        p->flags |= TERMP_NOSPACE;
        term_word(p, ">");
        p->flags |= TERMP_NOSPACE;
        term_word(p, ">");

-       term_fontpop(p);
-
-       if (SEC_SYNOPSIS != n->sec)
-               return;

 
 

-       term_newln(p);
-       /* 
-        * XXX Not entirely correct.  If `.In foo bar' is specified in
-        * the SYNOPSIS section, then it produces a single break after
-        * the <foo>; mandoc asserts a vertical space.  Since this
-        * construction is rarely used, I think it's fine.
-        */
-       if (n->next && MDOC_In != n->next->tok)
-               term_vspace(p);
+       if (MDOC_SYNPRETTY & n->flags)
+               term_fontpop(p);

 }
 
 
 }
 
 


@@ -1878,12 +1896,17 @@ termp_sp_pre(DECL_ARGS)
 
        switch (n->tok) {
        case (MDOC_sp):
 
        switch (n->tok) {
        case (MDOC_sp):

-               len = n->child ? a2height(n->child) : 1;
+               len = n->child ? a2height(p, n->child->string) : 1;

                break;
        case (MDOC_br):
                len = 0;
                break;
        default:
                break;
        case (MDOC_br):
                len = 0;
                break;
        default:

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

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


@@ -1975,23 +1998,25 @@ termp_pq_post(DECL_ARGS)
 static int
 termp_fo_pre(DECL_ARGS)
 {
 static int
 termp_fo_pre(DECL_ARGS)
 {

-       const struct mdoc_node *nn;

 
 

-       if (MDOC_BODY == n->type) {
+       if (MDOC_BLOCK == n->type) {
+               synopsis_pre(p, n);
+               return(1);
+       } else if (MDOC_BODY == n->type) {

                p->flags |= TERMP_NOSPACE;
                term_word(p, "(");
                p->flags |= TERMP_NOSPACE;
                return(1);
                p->flags |= TERMP_NOSPACE;
                term_word(p, "(");
                p->flags |= TERMP_NOSPACE;
                return(1);

-       } else if (MDOC_HEAD != n->type) 
-               return(1);
+       } 

 
 

-       term_fontpush(p, TERMFONT_BOLD);
-       for (nn = n->child; nn; nn = nn->next) {
-               assert(MDOC_TEXT == nn->type);
-               term_word(p, nn->string);
-       }
-       term_fontpop(p);
+       if (NULL == n->child)
+               return(0);

 
 

+       /* XXX: we drop non-initial arguments as per groff. */
+
+       assert(n->child->string);
+       term_fontpush(p, TERMFONT_BOLD);
+       term_word(p, n->child->string);

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


@@ -2001,13 +2026,16 @@ static void
 termp_fo_post(DECL_ARGS)
 {
 
 termp_fo_post(DECL_ARGS)
 {
 

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

                return;
                return;

+

        p->flags |= TERMP_NOSPACE;
        term_word(p, ")");
        p->flags |= TERMP_NOSPACE;
        term_word(p, ")");

-       p->flags |= TERMP_NOSPACE;
-       term_word(p, ";");
-       term_newln(p);
+
+       if (MDOC_SYNPRETTY & n->flags) {
+               p->flags |= TERMP_NOSPACE;
+               term_word(p, ";");
+       }

 }
 
 
 }
 
 


@@ -2015,30 +2043,19 @@ termp_fo_post(DECL_ARGS)
 static int
 termp_bf_pre(DECL_ARGS)
 {
 static int
 termp_bf_pre(DECL_ARGS)
 {

-       const struct mdoc_node  *nn;

 
        if (MDOC_HEAD == n->type)
                return(0);
        else if (MDOC_BLOCK != n->type)
                return(1);
 
 
        if (MDOC_HEAD == n->type)
                return(0);
        else if (MDOC_BLOCK != n->type)
                return(1);
 

-       if (NULL == (nn = n->head->child)) {
-               if (arg_hasattr(MDOC_Emphasis, n))
-                       term_fontpush(p, TERMFONT_UNDER);
-               else if (arg_hasattr(MDOC_Symbolic, n))
-                       term_fontpush(p, TERMFONT_BOLD);
-               else
-                       term_fontpush(p, TERMFONT_NONE);
-
-               return(1);
-       } 
+       assert(n->data.Bf);

 
 

-       assert(MDOC_TEXT == nn->type);
-       if (0 == strcmp("Em", nn->string))
+       if (FONT_Em == n->data.Bf->font) 

                term_fontpush(p, TERMFONT_UNDER);
                term_fontpush(p, TERMFONT_UNDER);

-       else if (0 == strcmp("Sy", nn->string))
+       else if (FONT_Sy == n->data.Bf->font) 

                term_fontpush(p, TERMFONT_BOLD);
                term_fontpush(p, TERMFONT_BOLD);

-       else
+       else 

                term_fontpush(p, TERMFONT_NONE);
 
        return(1);
                term_fontpush(p, TERMFONT_NONE);
 
        return(1);


@@ -2051,9 +2068,11 @@ termp_sm_pre(DECL_ARGS)
 {
 
        assert(n->child && MDOC_TEXT == n->child->type);
 {
 
        assert(n->child && MDOC_TEXT == n->child->type);

-       if (0 == strcmp("on", n->child->string))
+       if (0 == strcmp("on", n->child->string)) {
+               if (p->col)
+                       p->flags &= ~TERMP_NOSPACE;

                p->flags &= ~TERMP_NONOSPACE;
                p->flags &= ~TERMP_NONOSPACE;

-       else
+       } else

                p->flags |= TERMP_NONOSPACE;
 
        return(0);
                p->flags |= TERMP_NONOSPACE;
 
        return(0);


@@ -2080,14 +2099,6 @@ termp____post(DECL_ARGS)
        /* TODO: %U. */
 
        p->flags |= TERMP_NOSPACE;
        /* TODO: %U. */
 
        p->flags |= TERMP_NOSPACE;

-       switch (n->tok) {
-       case (MDOC__T):
-               term_word(p, "\\(rq");
-               p->flags |= TERMP_NOSPACE;
-               break;
-       default:
-               break;
-       }

        term_word(p, n->next ? "," : ".");
 }
 
        term_word(p, n->next ? "," : ".");
 }
 


@@ -2131,20 +2142,40 @@ termp_lk_pre(DECL_ARGS)
 
 /* ARGSUSED */
 static int
 
 /* ARGSUSED */
 static int

-termp_under_pre(DECL_ARGS)
+termp_bk_pre(DECL_ARGS)

 {
 
 {
 

-       term_fontpush(p, TERMFONT_UNDER);
+       switch (n->type) {
+       case (MDOC_BLOCK):
+               break;
+       case (MDOC_HEAD):
+               return(0);
+       case (MDOC_BODY):
+               p->flags |= TERMP_PREKEEP;
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
+

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

+/* ARGSUSED */
+static void
+termp_bk_post(DECL_ARGS)
+{
+
+       if (MDOC_BODY == n->type)
+               p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
+}
+

 /* ARGSUSED */
 static int
 /* ARGSUSED */
 static int

-termp__t_pre(DECL_ARGS)
+termp_under_pre(DECL_ARGS)

 {
 
 {
 

-       term_word(p, "\\(lq");
-       p->flags |= TERMP_NOSPACE;
+       term_fontpush(p, TERMFONT_UNDER);

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