]> git.cameronkatri.com Git - mandoc.git/blobdiff - mdoc_man.c
Make sure that the configuration file is always read, even when
[mandoc.git] / mdoc_man.c
index b316c8743147064f735157b67cf15bce30013c62..0964cc6160a1725cf006b05e48b6ce92328933c3 100644 (file)
@@ -1,6 +1,6 @@
-/*     $Id: mdoc_man.c,v 1.53 2013/10/07 22:22:10 schwarze Exp $ */
+/*     $Id: mdoc_man.c,v 1.137 2021/07/04 15:38:26 schwarze Exp $ */
 /*
- * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2011-2021 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 <assert.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
+#include "mandoc_aux.h"
 #include "mandoc.h"
-#include "out.h"
-#include "man.h"
+#include "roff.h"
 #include "mdoc.h"
+#include "man.h"
+#include "out.h"
 #include "main.h"
 
-#define        DECL_ARGS const struct mdoc_meta *meta, \
-                 const struct mdoc_node *n
+#define        DECL_ARGS const struct roff_meta *meta, struct roff_node *n
 
-struct manact {
-       int             (*cond)(DECL_ARGS); /* DON'T run actions */
-       int             (*pre)(DECL_ARGS); /* pre-node action */
-       void            (*post)(DECL_ARGS); /* post-node action */
+typedef        int     (*int_fp)(DECL_ARGS);
+typedef        void    (*void_fp)(DECL_ARGS);
+
+struct mdoc_man_act {
+       int_fp            cond; /* DON'T run actions */
+       int_fp            pre; /* pre-node action */
+       void_fp           post; /* post-node action */
        const char       *prefix; /* pre-node string constant */
        const char       *suffix; /* post-node string constant */
 };
@@ -43,13 +48,16 @@ static      int       cond_body(DECL_ARGS);
 static int       cond_head(DECL_ARGS);
 static  void     font_push(char);
 static void      font_pop(void);
+static int       man_strlen(const char *);
 static void      mid_it(void);
 static void      post__t(DECL_ARGS);
+static void      post_aq(DECL_ARGS);
 static void      post_bd(DECL_ARGS);
 static void      post_bf(DECL_ARGS);
 static void      post_bk(DECL_ARGS);
 static void      post_bl(DECL_ARGS);
 static void      post_dl(DECL_ARGS);
+static void      post_en(DECL_ARGS);
 static void      post_enc(DECL_ARGS);
 static void      post_eo(DECL_ARGS);
 static void      post_fa(DECL_ARGS);
@@ -65,54 +73,75 @@ static      void      post_nm(DECL_ARGS);
 static void      post_percent(DECL_ARGS);
 static void      post_pf(DECL_ARGS);
 static void      post_sect(DECL_ARGS);
-static void      post_sp(DECL_ARGS);
 static void      post_vt(DECL_ARGS);
 static int       pre__t(DECL_ARGS);
+static int       pre_abort(DECL_ARGS);
 static int       pre_an(DECL_ARGS);
 static int       pre_ap(DECL_ARGS);
+static int       pre_aq(DECL_ARGS);
 static int       pre_bd(DECL_ARGS);
 static int       pre_bf(DECL_ARGS);
 static int       pre_bk(DECL_ARGS);
 static int       pre_bl(DECL_ARGS);
-static int       pre_br(DECL_ARGS);
-static int       pre_bx(DECL_ARGS);
+static void      pre_br(DECL_ARGS);
 static int       pre_dl(DECL_ARGS);
+static int       pre_en(DECL_ARGS);
 static int       pre_enc(DECL_ARGS);
 static int       pre_em(DECL_ARGS);
+static int       pre_skip(DECL_ARGS);
+static int       pre_eo(DECL_ARGS);
+static int       pre_ex(DECL_ARGS);
 static int       pre_fa(DECL_ARGS);
 static int       pre_fd(DECL_ARGS);
 static int       pre_fl(DECL_ARGS);
 static int       pre_fn(DECL_ARGS);
 static int       pre_fo(DECL_ARGS);
-static int       pre_ft(DECL_ARGS);
+static void      pre_ft(DECL_ARGS);
+static int       pre_Ft(DECL_ARGS);
 static int       pre_in(DECL_ARGS);
 static int       pre_it(DECL_ARGS);
 static int       pre_lk(DECL_ARGS);
 static int       pre_li(DECL_ARGS);
 static int       pre_nm(DECL_ARGS);
 static int       pre_no(DECL_ARGS);
+static void      pre_noarg(DECL_ARGS);
 static int       pre_ns(DECL_ARGS);
+static void      pre_onearg(DECL_ARGS);
 static int       pre_pp(DECL_ARGS);
 static int       pre_rs(DECL_ARGS);
 static int       pre_sm(DECL_ARGS);
-static int       pre_sp(DECL_ARGS);
+static void      pre_sp(DECL_ARGS);
 static int       pre_sect(DECL_ARGS);
 static int       pre_sy(DECL_ARGS);
-static void      pre_syn(const struct mdoc_node *);
+static void      pre_syn(struct roff_node *);
+static void      pre_ta(DECL_ARGS);
 static int       pre_vt(DECL_ARGS);
-static int       pre_ux(DECL_ARGS);
 static int       pre_xr(DECL_ARGS);
 static void      print_word(const char *);
 static void      print_line(const char *, int);
 static void      print_block(const char *, int);
-static void      print_offs(const char *);
-static void      print_width(const char *,
-                               const struct mdoc_node *, size_t);
+static void      print_offs(const char *, int);
+static void      print_width(const struct mdoc_bl *,
+                       const struct roff_node *);
 static void      print_count(int *);
 static void      print_node(DECL_ARGS);
 
-static const struct manact manacts[MDOC_MAX + 1] = {
-       { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
+static const void_fp roff_man_acts[ROFF_MAX] = {
+       pre_br,         /* br */
+       pre_onearg,     /* ce */
+       pre_noarg,      /* fi */
+       pre_ft,         /* ft */
+       pre_onearg,     /* ll */
+       pre_onearg,     /* mc */
+       pre_noarg,      /* nf */
+       pre_onearg,     /* po */
+       pre_onearg,     /* rj */
+       pre_sp,         /* sp */
+       pre_ta,         /* ta */
+       pre_onearg,     /* ti */
+};
+
+static const struct mdoc_man_act mdoc_man_acts[MDOC_MAX - MDOC_Dd] = {
        { NULL, NULL, NULL, NULL, NULL }, /* Dd */
        { NULL, NULL, NULL, NULL, NULL }, /* Dt */
        { NULL, NULL, NULL, NULL, NULL }, /* Os */
@@ -128,33 +157,28 @@ static    const struct manact manacts[MDOC_MAX + 1] = {
        { NULL, pre_it, post_it, NULL, NULL }, /* It */
        { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
        { NULL, pre_an, NULL, NULL, NULL }, /* An */
+       { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
        { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
        { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
        { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
        { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
        { NULL, pre_li, post_font, NULL, NULL }, /* Er */
        { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
-       { NULL, pre_enc, post_enc, "The \\fB",
-           "\\fP\nutility exits 0 on success, and >0 if an error occurs."
-           }, /* Ex */
+       { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
        { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
        { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
        { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
        { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
-       { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
+       { NULL, pre_Ft, post_font, NULL, NULL }, /* Ft */
        { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
        { NULL, pre_in, post_in, NULL, NULL }, /* In */
        { NULL, pre_li, post_font, NULL, NULL }, /* Li */
        { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
        { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
        { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
-       { NULL, NULL, NULL, NULL, NULL }, /* Ot */
+       { NULL, pre_abort, NULL, NULL, NULL }, /* Ot */
        { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
-       { NULL, pre_enc, post_enc, "The \\fB",
-               "\\fP\nfunction returns the value 0 if successful;\n"
-               "otherwise the value -1 is returned and the global\n"
-               "variable \\fIerrno\\fP is set to indicate the error."
-               }, /* Rv */
+       { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
        { NULL, NULL, NULL, NULL, NULL }, /* St */
        { NULL, pre_em, post_font, NULL, NULL }, /* Va */
        { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
@@ -171,29 +195,29 @@ static    const struct manact manacts[MDOC_MAX + 1] = {
        { NULL, pre__t, post__t, NULL, NULL }, /* %T */
        { NULL, NULL, post_percent, NULL, NULL }, /* %V */
        { NULL, NULL, NULL, NULL, NULL }, /* Ac */
-       { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
-       { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
+       { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
+       { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
        { NULL, NULL, NULL, NULL, NULL }, /* At */
        { NULL, NULL, NULL, NULL, NULL }, /* Bc */
        { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
        { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
        { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
-       { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
-       { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
-       { NULL, NULL, NULL, NULL, NULL }, /* Db */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Bsx */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Bx */
+       { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
        { NULL, NULL, NULL, NULL, NULL }, /* Dc */
        { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
        { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
        { NULL, NULL, NULL, NULL, NULL }, /* Ec */
        { NULL, NULL, NULL, NULL, NULL }, /* Ef */
        { NULL, pre_em, post_font, NULL, NULL }, /* Em */
-       { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
-       { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
+       { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Fx */
        { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
        { NULL, pre_no, NULL, NULL, NULL }, /* No */
        { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
-       { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
-       { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Nx */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Ox */
        { NULL, NULL, NULL, NULL, NULL }, /* Pc */
        { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
        { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
@@ -211,7 +235,7 @@ static      const struct manact manacts[MDOC_MAX + 1] = {
        { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
        { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
        { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
-       { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
+       { NULL, NULL, NULL, NULL, NULL }, /* Ux */
        { NULL, NULL, NULL, NULL, NULL }, /* Xc */
        { NULL, NULL, NULL, NULL, NULL }, /* Xo */
        { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
@@ -220,28 +244,27 @@ static    const struct manact manacts[MDOC_MAX + 1] = {
        { NULL, NULL, NULL, NULL, NULL }, /* Oc */
        { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
        { NULL, NULL, NULL, NULL, NULL }, /* Ek */
-       { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
+       { NULL, NULL, NULL, NULL, NULL }, /* Bt */
        { NULL, NULL, NULL, NULL, NULL }, /* Hf */
-       { NULL, NULL, NULL, NULL, NULL }, /* Fr */
-       { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
+       { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
+       { NULL, NULL, NULL, NULL, NULL }, /* Ud */
        { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
-       { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
+       { NULL, pre_abort, NULL, NULL, NULL }, /* Lp */
        { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
        { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
        { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
        { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
        { NULL, NULL, NULL, NULL, NULL }, /* Brc */
        { NULL, NULL, post_percent, NULL, NULL }, /* %C */
-       { NULL, NULL, NULL, NULL, NULL }, /* Es */
-       { NULL, NULL, NULL, NULL, NULL }, /* En */
-       { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
+       { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
+       { cond_body, pre_en, post_en, NULL, NULL }, /* En */
+       { NULL, pre_bk, post_bk, NULL, NULL }, /* Dx */
        { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
-       { NULL, pre_br, NULL, NULL, NULL }, /* br */
-       { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
        { NULL, NULL, post_percent, NULL, NULL }, /* %U */
        { NULL, NULL, NULL, NULL, NULL }, /* Ta */
-       { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
+       { NULL, pre_skip, NULL, NULL, NULL }, /* Tg */
 };
+static const struct mdoc_man_act *mdoc_man_act(enum roff_tok);
 
 static int             outflags;
 #define        MMAN_spc        (1 << 0)  /* blank character before next word */
@@ -256,10 +279,11 @@ static    int             outflags;
 #define        MMAN_An_split   (1 << 9)  /* author mode is "split" */
 #define        MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
 #define        MMAN_PD         (1 << 11) /* inter-paragraph spacing disabled */
+#define        MMAN_nbrword    (1 << 12) /* do not break the next word */
 
 #define        BL_STACK_MAX    32
 
-static size_t          Bl_stack[BL_STACK_MAX];  /* offsets [chars] */
+static int             Bl_stack[BL_STACK_MAX];  /* offsets [chars] */
 static int             Bl_stack_post[BL_STACK_MAX];  /* add final .RE */
 static int             Bl_stack_len;  /* number of nested Bl blocks */
 static int             TPremain;  /* characters before tag is full */
@@ -270,6 +294,58 @@ static     struct {
        size_t   size;
 }      fontqueue;
 
+
+static const struct mdoc_man_act *
+mdoc_man_act(enum roff_tok tok)
+{
+       assert(tok >= MDOC_Dd && tok <= MDOC_MAX);
+       return mdoc_man_acts + (tok - MDOC_Dd);
+}
+
+static int
+man_strlen(const char *cp)
+{
+       size_t   rsz;
+       int      skip, sz;
+
+       sz = 0;
+       skip = 0;
+       for (;;) {
+               rsz = strcspn(cp, "\\");
+               if (rsz) {
+                       cp += rsz;
+                       if (skip) {
+                               skip = 0;
+                               rsz--;
+                       }
+                       sz += rsz;
+               }
+               if ('\0' == *cp)
+                       break;
+               cp++;
+               switch (mandoc_escape(&cp, NULL, NULL)) {
+               case ESCAPE_ERROR:
+                       return sz;
+               case ESCAPE_UNICODE:
+               case ESCAPE_NUMBERED:
+               case ESCAPE_SPECIAL:
+               case ESCAPE_UNDEF:
+               case ESCAPE_OVERSTRIKE:
+                       if (skip)
+                               skip = 0;
+                       else
+                               sz++;
+                       break;
+               case ESCAPE_SKIPCHAR:
+                       skip = 1;
+                       break;
+               default:
+                       break;
+               }
+       }
+       return sz;
+}
+
 static void
 font_push(char newfont)
 {
@@ -277,7 +353,7 @@ font_push(char newfont)
        if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
                fontqueue.size += 8;
                fontqueue.head = mandoc_realloc(fontqueue.head,
-                               fontqueue.size);
+                   fontqueue.size);
        }
        *fontqueue.tail = newfont;
        print_word("");
@@ -303,7 +379,7 @@ print_word(const char *s)
 {
 
        if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
-               /* 
+               /*
                 * If we need a newline, print it now and start afresh.
                 */
                if (MMAN_PP & outflags) {
@@ -358,12 +434,21 @@ print_word(const char *s)
 
        for ( ; *s; s++) {
                switch (*s) {
-               case (ASCII_NBRSP):
+               case ASCII_NBRSP:
                        printf("\\ ");
                        break;
-               case (ASCII_HYPH):
+               case ASCII_HYPH:
                        putchar('-');
                        break;
+               case ASCII_BREAK:
+                       printf("\\:");
+                       break;
+               case ' ':
+                       if (MMAN_nbrword & outflags) {
+                               printf("\\ ");
+                               break;
+                       }
+                       /* FALLTHROUGH */
                default:
                        putchar((unsigned char)*s);
                        break;
@@ -371,13 +456,13 @@ print_word(const char *s)
                if (TPremain)
                        TPremain--;
        }
+       outflags &= ~MMAN_nbrword;
 }
 
 static void
 print_line(const char *s, int newflags)
 {
 
-       outflags &= ~MMAN_br;
        outflags |= MMAN_nl;
        print_word(s);
        outflags |= newflags;
@@ -402,23 +487,27 @@ print_block(const char *s, int newflags)
 }
 
 static void
-print_offs(const char *v)
+print_offs(const char *v, int keywords)
 {
        char              buf[24];
        struct roffsu     su;
-       size_t            sz;
+       const char       *end;
+       int               sz;
 
        print_line(".RS", MMAN_Bk_susp);
 
        /* Convert v into a number (of characters). */
-       if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
+       if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
                sz = 0;
-       else if (0 == strcmp(v, "indent"))
+       else if (keywords && !strcmp(v, "indent"))
                sz = 6;
-       else if (0 == strcmp(v, "indent-two"))
+       else if (keywords && !strcmp(v, "indent-two"))
                sz = 12;
-       else if (a2roffsu(v, &su, SCALE_MAX)) {
-               if (SCALE_EN == su.unit)
+       else {
+               end = a2roffsu(v, &su, SCALE_EN);
+               if (end == NULL || *end != '\0')
+                       sz = man_strlen(v);
+               else if (SCALE_EN == su.unit)
                        sz = su.scale;
                else {
                        /*
@@ -432,8 +521,7 @@ print_offs(const char *v)
                        outflags |= MMAN_nl;
                        return;
                }
-       } else
-               sz = strlen(v);
+       }
 
        /*
         * We are inside an enclosing list.
@@ -442,7 +530,7 @@ print_offs(const char *v)
        if (Bl_stack_len)
                sz += Bl_stack[Bl_stack_len - 1];
 
-       snprintf(buf, sizeof(buf), "%zun", sz);
+       (void)snprintf(buf, sizeof(buf), "%dn", sz);
        print_word(buf);
        outflags |= MMAN_nl;
 }
@@ -450,33 +538,39 @@ print_offs(const char *v)
 /*
  * Set up the indentation for a list item; used from pre_it().
  */
-void
-print_width(const char *v, const struct mdoc_node *child, size_t defsz)
+static void
+print_width(const struct mdoc_bl *bl, const struct roff_node *child)
 {
        char              buf[24];
        struct roffsu     su;
-       size_t            sz, chsz;
-       int               numeric, remain;
+       const char       *end;
+       int               numeric, remain, sz, chsz;
 
        numeric = 1;
        remain = 0;
 
-       /* Convert v into a number (of characters). */
-       if (NULL == v)
-               sz = defsz;
-       else if (a2roffsu(v, &su, SCALE_MAX)) {
-               if (SCALE_EN == su.unit)
+       /* Convert the width into a number (of characters). */
+       if (bl->width == NULL)
+               sz = (bl->type == LIST_hang) ? 6 : 0;
+       else {
+               end = a2roffsu(bl->width, &su, SCALE_MAX);
+               if (end == NULL || *end != '\0')
+                       sz = man_strlen(bl->width);
+               else if (SCALE_EN == su.unit)
                        sz = su.scale;
                else {
                        sz = 0;
                        numeric = 0;
                }
-       } else
-               sz = strlen(v);
+       }
 
        /* XXX Rough estimation, might have multiple parts. */
-       chsz = (NULL != child && MDOC_TEXT == child->type) ?
-                       strlen(child->string) : 0;
+       if (bl->type == LIST_enum)
+               chsz = (bl->count > 8) + 1;
+       else if (child != NULL && child->type == ROFFT_TEXT)
+               chsz = man_strlen(child->string);
+       else
+               chsz = 0;
 
        /* Maybe we are inside an enclosing list? */
        mid_it();
@@ -488,54 +582,45 @@ print_width(const char *v, const struct mdoc_node *child, size_t defsz)
        Bl_stack[Bl_stack_len++] = sz + 2;
 
        /* Set up the current list. */
-       if (defsz && chsz > sz)
-               print_block(".HP", 0);
+       if (chsz > sz && bl->type != LIST_tag)
+               print_block(".HP", MMAN_spc);
        else {
-               print_block(".TP", 0);
+               print_block(".TP", MMAN_spc);
                remain = sz + 2;
        }
        if (numeric) {
-               snprintf(buf, sizeof(buf), "%zun", sz + 2);
+               (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
                print_word(buf);
        } else
-               print_word(v);
+               print_word(bl->width);
        TPremain = remain;
 }
 
-void
+static void
 print_count(int *count)
 {
-       char              buf[12];
+       char              buf[24];
 
-       snprintf(buf, sizeof(buf), "%d.", ++*count);
+       (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
        print_word(buf);
 }
 
 void
-man_man(void *arg, const struct man *man)
+man_mdoc(void *arg, const struct roff_meta *mdoc)
 {
+       struct roff_node *n;
 
-       /*
-        * Dump the keep buffer.
-        * We're guaranteed by now that this exists (is non-NULL).
-        * Flush stdout afterward, just in case.
-        */
-       fputs(mparse_getkeep(man_mparse(man)), stdout);
-       fflush(stdout);
-}
-
-void
-man_mdoc(void *arg, const struct mdoc *mdoc)
-{
-       const struct mdoc_meta *meta;
-       const struct mdoc_node *n;
-
-       meta = mdoc_meta(mdoc);
-       n = mdoc_node(mdoc);
+       printf(".\\\" Automatically generated from an mdoc input file."
+           "  Do not edit.\n");
+       for (n = mdoc->first->child; n != NULL; n = n->next) {
+               if (n->type != ROFFT_COMMENT)
+                       break;
+               printf(".\\\"%s\n", n->string);
+       }
 
        printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
-                       meta->title, meta->msec, meta->date,
-                       meta->os, meta->vol);
+           mdoc->title, (mdoc->msec == NULL ? "" : mdoc->msec),
+           mdoc->date, mdoc->os, mdoc->vol);
 
        /* Disable hyphenation and if nroff, disable justification. */
        printf(".nh\n.if n .ad l");
@@ -546,52 +631,83 @@ man_mdoc(void *arg, const struct mdoc *mdoc)
                fontqueue.head = fontqueue.tail = mandoc_malloc(8);
                *fontqueue.tail = 'R';
        }
-       print_node(meta, n);
+       for (; n != NULL; n = n->next)
+               print_node(mdoc, n);
        putchar('\n');
 }
 
 static void
 print_node(DECL_ARGS)
 {
-       const struct mdoc_node  *sub;
-       const struct manact     *act;
-       int                      cond, do_sub;
+       const struct mdoc_man_act       *act;
+       struct roff_node                *sub;
+       int                              cond, do_sub;
+
+       if (n->flags & NODE_NOPRT)
+               return;
 
        /*
         * Break the line if we were parsed subsequent the current node.
         * This makes the page structure be more consistent.
         */
-       if (MMAN_spc & outflags && MDOC_LINE & n->flags)
+       if (outflags & MMAN_spc &&
+           n->flags & NODE_LINE &&
+           !roff_node_transparent(n))
                outflags |= MMAN_nl;
 
        act = NULL;
        cond = 0;
        do_sub = 1;
+       n->flags &= ~NODE_ENDED;
 
-       if (MDOC_TEXT == n->type) {
+       switch (n->type) {
+       case ROFFT_EQN:
+       case ROFFT_TBL:
+               mandoc_msg(n->type == ROFFT_EQN ? MANDOCERR_EQN_TMAN :
+                   MANDOCERR_TBL_TMAN, n->line, n->pos, NULL);
+               outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
+               print_word("The");
+               print_line(".B \\-T man", MMAN_nl);
+               print_word("output mode does not support");
+               print_word(n->type == ROFFT_EQN ? "eqn(7)" : "tbl(7)");
+               print_word("input.");
+               outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
+               return;
+       case ROFFT_TEXT:
                /*
                 * Make sure that we don't happen to start with a
                 * control character at the start of a line.
                 */
-               if (MMAN_nl & outflags && ('.' == *n->string || 
-                                       '\'' == *n->string)) {
+               if (MMAN_nl & outflags &&
+                   ('.' == *n->string || '\'' == *n->string)) {
                        print_word("");
                        printf("\\&");
                        outflags &= ~MMAN_spc;
                }
+               if (n->flags & NODE_DELIMC)
+                       outflags &= ~(MMAN_spc | MMAN_spc_force);
+               else if (outflags & MMAN_Sm)
+                       outflags |= MMAN_spc_force;
                print_word(n->string);
-       } else {
-               /*
-                * Conditionally run the pre-node action handler for a
-                * node.
-                */
-               act = manacts + n->tok;
-               cond = NULL == act->cond || (*act->cond)(meta, n);
-               if (cond && act->pre)
+               if (n->flags & NODE_DELIMO)
+                       outflags &= ~(MMAN_spc | MMAN_spc_force);
+               else if (outflags & MMAN_Sm)
+                       outflags |= MMAN_spc;
+               break;
+       default:
+               if (n->tok < ROFF_MAX) {
+                       (*roff_man_acts[n->tok])(meta, n);
+                       return;
+               }
+               act = mdoc_man_act(n->tok);
+               cond = act->cond == NULL || (*act->cond)(meta, n);
+               if (cond && act->pre != NULL &&
+                   (n->end == ENDBODY_NOT || n->child != NULL))
                        do_sub = (*act->pre)(meta, n);
+               break;
        }
 
-       /* 
+       /*
         * Conditionally run all child nodes.
         * Note that this iterates over children instead of using
         * recursion.  This prevents unnecessary depth in the stack.
@@ -603,22 +719,34 @@ print_node(DECL_ARGS)
        /*
         * Lastly, conditionally run the post-node handler.
         */
+       if (NODE_ENDED & n->flags)
+               return;
+
        if (cond && act->post)
                (*act->post)(meta, n);
+
+       if (ENDBODY_NOT != n->end)
+               n->body->flags |= NODE_ENDED;
 }
 
 static int
 cond_head(DECL_ARGS)
 {
 
-       return(MDOC_HEAD == n->type);
+       return n->type == ROFFT_HEAD;
 }
 
 static int
 cond_body(DECL_ARGS)
 {
 
-       return(MDOC_BODY == n->type);
+       return n->type == ROFFT_BODY;
+}
+
+static int
+pre_abort(DECL_ARGS)
+{
+       abort();
 }
 
 static int
@@ -626,12 +754,12 @@ pre_enc(DECL_ARGS)
 {
        const char      *prefix;
 
-       prefix = manacts[n->tok].prefix;
+       prefix = mdoc_man_act(n->tok)->prefix;
        if (NULL == prefix)
-               return(1);
+               return 1;
        print_word(prefix);
        outflags &= ~MMAN_spc;
-       return(1);
+       return 1;
 }
 
 static void
@@ -639,13 +767,20 @@ post_enc(DECL_ARGS)
 {
        const char *suffix;
 
-       suffix = manacts[n->tok].suffix;
+       suffix = mdoc_man_act(n->tok)->suffix;
        if (NULL == suffix)
                return;
-       outflags &= ~MMAN_spc;
+       outflags &= ~(MMAN_spc | MMAN_nl);
        print_word(suffix);
 }
 
+static int
+pre_ex(DECL_ARGS)
+{
+       outflags |= MMAN_br | MMAN_nl;
+       return 1;
+}
+
 static void
 post_font(DECL_ARGS)
 {
@@ -656,13 +791,20 @@ post_font(DECL_ARGS)
 static void
 post_percent(DECL_ARGS)
 {
+       struct roff_node *np, *nn, *nnn;
 
-       if (pre_em == manacts[n->tok].pre)
+       if (mdoc_man_act(n->tok)->pre == pre_em)
                font_pop();
-       if (n->next) {
-               print_word(",");
-               if (n->prev &&  n->prev->tok == n->tok &&
-                               n->next->tok == n->tok)
+
+       if ((nn = roff_node_next(n)) != NULL) {
+               np = roff_node_prev(n);
+               nnn = nn == NULL ? NULL : roff_node_next(nn);
+               if (nn->tok != n->tok ||
+                   (np != NULL && np->tok == n->tok) ||
+                   (nnn != NULL && nnn->tok == n->tok))
+                       print_word(",");
+               if (nn->tok == n->tok &&
+                   (nnn == NULL || nnn->tok != n->tok))
                        print_word("and");
        } else {
                print_word(".");
@@ -674,25 +816,21 @@ static int
 pre__t(DECL_ARGS)
 {
 
-        if (n->parent && MDOC_Rs == n->parent->tok &&
-                        n->parent->norm->Rs.quote_T) {
-               print_word("");
-               putchar('\"');
+       if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
+               print_word("\\(lq");
                outflags &= ~MMAN_spc;
        } else
                font_push('I');
-       return(1);
+       return 1;
 }
 
 static void
 post__t(DECL_ARGS)
 {
 
-        if (n->parent && MDOC_Rs == n->parent->tok &&
-                        n->parent->norm->Rs.quote_T) {
+       if (n->parent->tok  == MDOC_Rs && n->parent->norm->Rs.quote_T) {
                outflags &= ~MMAN_spc;
-               print_word("");
-               putchar('\"');
+               print_word("\\(rq");
        } else
                font_pop();
        post_percent(meta, n);
@@ -705,26 +843,14 @@ static int
 pre_sect(DECL_ARGS)
 {
 
-       switch (n->type) {
-       case (MDOC_HEAD):
+       if (n->type == ROFFT_HEAD) {
                outflags |= MMAN_sp;
-               print_block(manacts[n->tok].prefix, 0);
+               print_block(mdoc_man_act(n->tok)->prefix, 0);
                print_word("");
                putchar('\"');
                outflags &= ~MMAN_spc;
-               break;
-       case (MDOC_BODY):
-               if (MDOC_Sh == n->tok) {
-                       if (MDOC_SYNPRETTY & n->flags)
-                               outflags |= MMAN_Bk;
-                       else
-                               outflags &= ~MMAN_Bk;
-               }
-               break;
-       default:
-               break;
        }
-       return(1);
+       return 1;
 }
 
 /*
@@ -734,7 +860,7 @@ static void
 post_sect(DECL_ARGS)
 {
 
-       if (MDOC_HEAD != n->type)
+       if (n->type != ROFFT_HEAD)
                return;
        outflags &= ~MMAN_spc;
        print_word("");
@@ -746,33 +872,31 @@ post_sect(DECL_ARGS)
 
 /* See mdoc_term.c, synopsis_pre() for comments. */
 static void
-pre_syn(const struct mdoc_node *n)
+pre_syn(struct roff_node *n)
 {
+       struct roff_node *np;
 
-       if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
+       if ((n->flags & NODE_SYNPRETTY) == 0 ||
+           (np = roff_node_prev(n)) == NULL)
                return;
 
-       if (n->prev->tok == n->tok &&
-                       MDOC_Ft != n->tok &&
-                       MDOC_Fo != n->tok &&
-                       MDOC_Fn != n->tok) {
+       if (np->tok == n->tok &&
+           MDOC_Ft != n->tok &&
+           MDOC_Fo != n->tok &&
+           MDOC_Fn != n->tok) {
                outflags |= MMAN_br;
                return;
        }
 
-       switch (n->prev->tok) {
-       case (MDOC_Fd):
-               /* FALLTHROUGH */
-       case (MDOC_Fn):
-               /* FALLTHROUGH */
-       case (MDOC_Fo):
-               /* FALLTHROUGH */
-       case (MDOC_In):
-               /* FALLTHROUGH */
-       case (MDOC_Vt):
+       switch (np->tok) {
+       case MDOC_Fd:
+       case MDOC_Fn:
+       case MDOC_Fo:
+       case MDOC_In:
+       case MDOC_Vt:
                outflags |= MMAN_sp;
                break;
-       case (MDOC_Ft):
+       case MDOC_Ft:
                if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
                        outflags |= MMAN_sp;
                        break;
@@ -789,21 +913,21 @@ pre_an(DECL_ARGS)
 {
 
        switch (n->norm->An.auth) {
-       case (AUTH_split):
+       case AUTH_split:
                outflags &= ~MMAN_An_nosplit;
                outflags |= MMAN_An_split;
-               return(0);
-       case (AUTH_nosplit):
+               return 0;
+       case AUTH_nosplit:
                outflags &= ~MMAN_An_split;
                outflags |= MMAN_An_nosplit;
-               return(0);
+               return 0;
        default:
                if (MMAN_An_split & outflags)
                        outflags |= MMAN_br;
                else if (SEC_AUTHORS == n->sec &&
                    ! (MMAN_An_nosplit & outflags))
                        outflags |= MMAN_An_split;
-               return(1);
+               return 1;
        }
 }
 
@@ -814,36 +938,68 @@ pre_ap(DECL_ARGS)
        outflags &= ~MMAN_spc;
        print_word("'");
        outflags &= ~MMAN_spc;
-       return(0);
+       return 0;
 }
 
 static int
-pre_bd(DECL_ARGS)
+pre_aq(DECL_ARGS)
 {
 
-       outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
+       print_word(n->child != NULL && n->child->next == NULL &&
+           n->child->tok == MDOC_Mt ?  "<" : "\\(la");
+       outflags &= ~MMAN_spc;
+       return 1;
+}
+
+static void
+post_aq(DECL_ARGS)
+{
 
-       if (DISP_unfilled == n->norm->Bd.type ||
-           DISP_literal  == n->norm->Bd.type)
+       outflags &= ~(MMAN_spc | MMAN_nl);
+       print_word(n->child != NULL && n->child->next == NULL &&
+           n->child->tok == MDOC_Mt ?  ">" : "\\(ra");
+}
+
+static int
+pre_bd(DECL_ARGS)
+{
+       outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
+       if (n->norm->Bd.type == DISP_unfilled ||
+           n->norm->Bd.type == DISP_literal)
                print_line(".nf", 0);
-       if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
+       if (n->norm->Bd.comp == 0 && roff_node_prev(n->parent) != NULL)
                outflags |= MMAN_sp;
-       print_offs(n->norm->Bd.offs);
-       return(1);
+       print_offs(n->norm->Bd.offs, 1);
+       return 1;
 }
 
 static void
 post_bd(DECL_ARGS)
 {
+       enum roff_tok    bef, now;
 
        /* Close out this display. */
        print_line(".RE", MMAN_nl);
-       if (DISP_unfilled == n->norm->Bd.type ||
-           DISP_literal  == n->norm->Bd.type)
-               print_line(".fi", MMAN_nl);
+       bef = n->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi;
+       if (n->last == NULL)
+               now = n->norm->Bd.type == DISP_unfilled ||
+                   n->norm->Bd.type == DISP_literal ? ROFF_nf : ROFF_fi;
+       else if (n->last->tok == ROFF_nf)
+               now = ROFF_nf;
+       else if (n->last->tok == ROFF_fi)
+               now = ROFF_fi;
+       else
+               now = n->last->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi;
+       if (bef != now) {
+               outflags |= MMAN_nl;
+               print_word(".");
+               outflags &= ~MMAN_spc;
+               print_word(roff_name[bef]);
+               outflags |= MMAN_nl;
+       }
 
        /* Maybe we are inside an enclosing list? */
-       if (NULL != n->parent->next)
+       if (roff_node_next(n->parent) != NULL)
                mid_it();
 }
 
@@ -852,56 +1008,65 @@ pre_bf(DECL_ARGS)
 {
 
        switch (n->type) {
-       case (MDOC_BLOCK):
-               return(1);
-       case (MDOC_BODY):
+       case ROFFT_BLOCK:
+               return 1;
+       case ROFFT_BODY:
                break;
        default:
-               return(0);
+               return 0;
        }
        switch (n->norm->Bf.font) {
-       case (FONT_Em):
+       case FONT_Em:
                font_push('I');
                break;
-       case (FONT_Sy):
+       case FONT_Sy:
                font_push('B');
                break;
        default:
                font_push('R');
                break;
        }
-       return(1);
+       return 1;
 }
 
 static void
 post_bf(DECL_ARGS)
 {
 
-       if (MDOC_BODY == n->type)
+       if (n->type == ROFFT_BODY)
                font_pop();
 }
 
 static int
 pre_bk(DECL_ARGS)
 {
-
        switch (n->type) {
-       case (MDOC_BLOCK):
-               return(1);
-       case (MDOC_BODY):
+       case ROFFT_BLOCK:
+               return 1;
+       case ROFFT_BODY:
+       case ROFFT_ELEM:
                outflags |= MMAN_Bk;
-               return(1);
+               return 1;
        default:
-               return(0);
+               return 0;
        }
 }
 
 static void
 post_bk(DECL_ARGS)
 {
-
-       if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
+       switch (n->type) {
+       case ROFFT_ELEM:
+               while ((n = n->parent) != NULL)
+                        if (n->tok == MDOC_Bk)
+                               return;
+               /* FALLTHROUGH */
+       case ROFFT_BODY:
                outflags &= ~MMAN_Bk;
+               break;
+       default:
+               break;
+       }
 }
 
 static int
@@ -915,26 +1080,28 @@ pre_bl(DECL_ARGS)
         * just nest and do not add up their indentation.
         */
        if (n->norm->Bl.offs) {
-               print_offs(n->norm->Bl.offs);
+               print_offs(n->norm->Bl.offs, 0);
                Bl_stack[Bl_stack_len++] = 0;
        }
 
        switch (n->norm->Bl.type) {
-       case (LIST_enum):
+       case LIST_enum:
                n->norm->Bl.count = 0;
-               return(1);
-       case (LIST_column):
+               return 1;
+       case LIST_column:
                break;
        default:
-               return(1);
+               return 1;
        }
 
-       print_line(".TS", MMAN_nl);
-       for (icol = 0; icol < n->norm->Bl.ncols; icol++)
-               print_word("l");
-       print_word(".");
+       if (n->child != NULL) {
+               print_line(".TS", MMAN_nl);
+               for (icol = 0; icol < n->norm->Bl.ncols; icol++)
+                       print_word("l");
+               print_word(".");
+       }
        outflags |= MMAN_nl;
-       return(1);
+       return 1;
 }
 
 static void
@@ -942,10 +1109,11 @@ post_bl(DECL_ARGS)
 {
 
        switch (n->norm->Bl.type) {
-       case (LIST_column):
-               print_line(".TE", 0);
+       case LIST_column:
+               if (n->child != NULL)
+                       print_line(".TE", 0);
                break;
-       case (LIST_enum):
+       case LIST_enum:
                n->norm->Bl.count = 0;
                break;
        default:
@@ -956,119 +1124,154 @@ post_bl(DECL_ARGS)
                print_line(".RE", MMAN_nl);
                assert(Bl_stack_len);
                Bl_stack_len--;
-               assert(0 == Bl_stack[Bl_stack_len]);
+               assert(Bl_stack[Bl_stack_len] == 0);
        } else {
                outflags |= MMAN_PP | MMAN_nl;
                outflags &= ~(MMAN_sp | MMAN_br);
        }
 
        /* Maybe we are inside an enclosing list? */
-       if (NULL != n->parent->next)
+       if (roff_node_next(n->parent) != NULL)
                mid_it();
+}
 
+static void
+pre_br(DECL_ARGS)
+{
+       outflags |= MMAN_br;
 }
 
 static int
-pre_br(DECL_ARGS)
+pre_dl(DECL_ARGS)
 {
+       print_offs("6n", 0);
+       return 1;
+}
 
-       outflags |= MMAN_br;
-       return(0);
+static void
+post_dl(DECL_ARGS)
+{
+       print_line(".RE", MMAN_nl);
+
+       /* Maybe we are inside an enclosing list? */
+       if (roff_node_next(n->parent) != NULL)
+               mid_it();
 }
 
 static int
-pre_bx(DECL_ARGS)
+pre_em(DECL_ARGS)
 {
 
-       n = n->child;
-       if (n) {
-               print_word(n->string);
-               outflags &= ~MMAN_spc;
-               n = n->next;
-       }
-       print_word("BSD");
-       if (NULL == n)
-               return(0);
-       outflags &= ~MMAN_spc;
-       print_word("-");
-       outflags &= ~MMAN_spc;
-       print_word(n->string);
-       return(0);
+       font_push('I');
+       return 1;
 }
 
 static int
-pre_dl(DECL_ARGS)
+pre_en(DECL_ARGS)
 {
 
-       print_offs("6n");
-       return(1);
+       if (NULL == n->norm->Es ||
+           NULL == n->norm->Es->child)
+               return 1;
+
+       print_word(n->norm->Es->child->string);
+       outflags &= ~MMAN_spc;
+       return 1;
 }
 
 static void
-post_dl(DECL_ARGS)
+post_en(DECL_ARGS)
 {
 
-       print_line(".RE", MMAN_nl);
+       if (NULL == n->norm->Es ||
+           NULL == n->norm->Es->child ||
+           NULL == n->norm->Es->child->next)
+               return;
 
-       /* Maybe we are inside an enclosing list? */
-       if (NULL != n->parent->next)
-               mid_it();
+       outflags &= ~MMAN_spc;
+       print_word(n->norm->Es->child->next->string);
+       return;
 }
 
 static int
-pre_em(DECL_ARGS)
+pre_eo(DECL_ARGS)
 {
 
-       font_push('I');
-       return(1);
+       if (n->end == ENDBODY_NOT &&
+           n->parent->head->child == NULL &&
+           n->child != NULL &&
+           n->child->end != ENDBODY_NOT)
+               print_word("\\&");
+       else if (n->end != ENDBODY_NOT ? n->child != NULL :
+           n->parent->head->child != NULL && (n->child != NULL ||
+           (n->parent->tail != NULL && n->parent->tail->child != NULL)))
+               outflags &= ~(MMAN_spc | MMAN_nl);
+       return 1;
 }
 
 static void
 post_eo(DECL_ARGS)
 {
+       int      body, tail;
+
+       if (n->end != ENDBODY_NOT) {
+               outflags |= MMAN_spc;
+               return;
+       }
+
+       body = n->child != NULL || n->parent->head->child != NULL;
+       tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
 
-       if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
+       if (body && tail)
                outflags &= ~MMAN_spc;
+       else if ( ! (body || tail))
+               print_word("\\&");
+       else if ( ! tail)
+               outflags |= MMAN_spc;
 }
 
 static int
 pre_fa(DECL_ARGS)
 {
+       int      am_Fa;
 
-       if (MDOC_Fa == n->tok)
+       am_Fa = MDOC_Fa == n->tok;
+
+       if (am_Fa)
                n = n->child;
 
        while (NULL != n) {
                font_push('I');
+               if (am_Fa || NODE_SYNPRETTY & n->flags)
+                       outflags |= MMAN_nbrword;
                print_node(meta, n);
                font_pop();
                if (NULL != (n = n->next))
                        print_word(",");
        }
-       return(0);
+       return 0;
 }
 
 static void
 post_fa(DECL_ARGS)
 {
+       struct roff_node *nn;
 
-       if (NULL != n->next && MDOC_Fa == n->next->tok)
+       if ((nn = roff_node_next(n)) != NULL && nn->tok == MDOC_Fa)
                print_word(",");
 }
 
 static int
 pre_fd(DECL_ARGS)
 {
-
        pre_syn(n);
        font_push('B');
-       return(1);
+       return 1;
 }
 
 static void
 post_fd(DECL_ARGS)
 {
-
        font_pop();
        outflags |= MMAN_br;
 }
@@ -1076,20 +1279,23 @@ post_fd(DECL_ARGS)
 static int
 pre_fl(DECL_ARGS)
 {
-
        font_push('B');
        print_word("\\-");
-       outflags &= ~MMAN_spc;
-       return(1);
+       if (n->child != NULL)
+               outflags &= ~MMAN_spc;
+       return 1;
 }
 
 static void
 post_fl(DECL_ARGS)
 {
+       struct roff_node *nn;
 
        font_pop();
-       if (0 == n->nchild && NULL != n->next &&
-                       n->next->line == n->line)
+       if (n->child == NULL &&
+           ((nn = roff_node_next(n)) != NULL &&
+           nn->type != ROFFT_TEXT &&
+           (nn->flags & NODE_LINE) == 0))
                outflags &= ~MMAN_spc;
 }
 
@@ -1101,7 +1307,10 @@ pre_fn(DECL_ARGS)
 
        n = n->child;
        if (NULL == n)
-               return(0);
+               return 0;
+
+       if (NODE_SYNPRETTY & n->flags)
+               print_block(".HP 4n", MMAN_nl);
 
        font_push('B');
        print_node(meta, n);
@@ -1113,7 +1322,7 @@ pre_fn(DECL_ARGS)
        n = n->next;
        if (NULL != n)
                pre_fa(meta, n);
-       return(0);
+       return 0;
 }
 
 static void
@@ -1121,9 +1330,9 @@ post_fn(DECL_ARGS)
 {
 
        print_word(")");
-       if (MDOC_SYNPRETTY & n->flags) {
+       if (NODE_SYNPRETTY & n->flags) {
                print_word(";");
-               outflags |= MMAN_br;
+               outflags |= MMAN_PP;
        }
 }
 
@@ -1132,32 +1341,37 @@ pre_fo(DECL_ARGS)
 {
 
        switch (n->type) {
-       case (MDOC_BLOCK):
+       case ROFFT_BLOCK:
                pre_syn(n);
                break;
-       case (MDOC_HEAD):
+       case ROFFT_HEAD:
+               if (n->child == NULL)
+                       return 0;
+               if (NODE_SYNPRETTY & n->flags)
+                       print_block(".HP 4n", MMAN_nl);
                font_push('B');
                break;
-       case (MDOC_BODY):
-               outflags &= ~MMAN_spc;
+       case ROFFT_BODY:
+               outflags &= ~(MMAN_spc | MMAN_nl);
                print_word("(");
                outflags &= ~MMAN_spc;
                break;
        default:
                break;
        }
-       return(1);
+       return 1;
 }
-               
+
 static void
 post_fo(DECL_ARGS)
 {
 
        switch (n->type) {
-       case (MDOC_HEAD):
-               font_pop();
+       case ROFFT_HEAD:
+               if (n->child != NULL)
+                       font_pop();
                break;
-       case (MDOC_BODY):
+       case ROFFT_BODY:
                post_fn(meta, n);
                break;
        default:
@@ -1166,19 +1380,27 @@ post_fo(DECL_ARGS)
 }
 
 static int
-pre_ft(DECL_ARGS)
+pre_Ft(DECL_ARGS)
 {
 
        pre_syn(n);
        font_push('I');
-       return(1);
+       return 1;
+}
+
+static void
+pre_ft(DECL_ARGS)
+{
+       print_line(".ft", 0);
+       print_word(n->child->string);
+       outflags |= MMAN_nl;
 }
 
 static int
 pre_in(DECL_ARGS)
 {
 
-       if (MDOC_SYNPRETTY & n->flags) {
+       if (NODE_SYNPRETTY & n->flags) {
                pre_syn(n);
                font_push('B');
                print_word("#include <");
@@ -1188,14 +1410,14 @@ pre_in(DECL_ARGS)
                outflags &= ~MMAN_spc;
                font_push('I');
        }
-       return(1);
+       return 1;
 }
 
 static void
 post_in(DECL_ARGS)
 {
 
-       if (MDOC_SYNPRETTY & n->flags) {
+       if (NODE_SYNPRETTY & n->flags) {
                outflags &= ~MMAN_spc;
                print_word(">");
                font_pop();
@@ -1210,69 +1432,67 @@ post_in(DECL_ARGS)
 static int
 pre_it(DECL_ARGS)
 {
-       const struct mdoc_node *bln;
+       const struct roff_node *bln;
 
        switch (n->type) {
-       case (MDOC_HEAD):
+       case ROFFT_HEAD:
                outflags |= MMAN_PP | MMAN_nl;
                bln = n->parent->parent;
-               if (0 == bln->norm->Bl.comp ||
-                   (NULL == n->parent->prev &&
-                    NULL == bln->parent->prev))
+               if (bln->norm->Bl.comp == 0 ||
+                   (n->parent->prev == NULL &&
+                    roff_node_prev(bln->parent) == NULL))
                        outflags |= MMAN_sp;
                outflags &= ~MMAN_br;
                switch (bln->norm->Bl.type) {
-               case (LIST_item):
-                       return(0);
-               case (LIST_inset):
-                       /* FALLTHROUGH */
-               case (LIST_diag):
-                       /* FALLTHROUGH */
-               case (LIST_ohang):
+               case LIST_item:
+                       return 0;
+               case LIST_inset:
+               case LIST_diag:
+               case LIST_ohang:
                        if (bln->norm->Bl.type == LIST_diag)
                                print_line(".B \"", 0);
                        else
-                               print_line(".R \"", 0);
+                               print_line(".BR \\& \"", 0);
                        outflags &= ~MMAN_spc;
-                       return(1);
-               case (LIST_bullet):
-                       /* FALLTHROUGH */
-               case (LIST_dash):
-                       /* FALLTHROUGH */
-               case (LIST_hyphen):
-                       print_width(bln->norm->Bl.width, NULL, 0);
+                       return 1;
+               case LIST_bullet:
+               case LIST_dash:
+               case LIST_hyphen:
+                       print_width(&bln->norm->Bl, NULL);
                        TPremain = 0;
                        outflags |= MMAN_nl;
                        font_push('B');
                        if (LIST_bullet == bln->norm->Bl.type)
-                               print_word("o");
+                               print_word("\\(bu");
                        else
                                print_word("-");
                        font_pop();
-                       break;
-               case (LIST_enum):
-                       print_width(bln->norm->Bl.width, NULL, 0);
+                       outflags |= MMAN_nl;
+                       return 0;
+               case LIST_enum:
+                       print_width(&bln->norm->Bl, NULL);
                        TPremain = 0;
                        outflags |= MMAN_nl;
                        print_count(&bln->norm->Bl.count);
-                       break;
-               case (LIST_hang):
-                       print_width(bln->norm->Bl.width, n->child, 6);
+                       outflags |= MMAN_nl;
+                       return 0;
+               case LIST_hang:
+                       print_width(&bln->norm->Bl, n->child);
                        TPremain = 0;
-                       break;
-               case (LIST_tag):
-                       print_width(bln->norm->Bl.width, n->child, 0);
+                       outflags |= MMAN_nl;
+                       return 1;
+               case LIST_tag:
+                       print_width(&bln->norm->Bl, n->child);
                        putchar('\n');
                        outflags &= ~MMAN_spc;
-                       return(1);
+                       return 1;
                default:
-                       return(1);
+                       return 1;
                }
-               outflags |= MMAN_nl;
        default:
                break;
        }
-       return(1);
+       return 1;
 }
 
 /*
@@ -1294,7 +1514,8 @@ mid_it(void)
 
        /* Restore the indentation of the enclosing list. */
        print_line(".RS", MMAN_Bk_susp);
-       snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
+       (void)snprintf(buf, sizeof(buf), "%dn",
+           Bl_stack[Bl_stack_len - 1]);
        print_word(buf);
 
        /* Remeber to close out this .RS block later. */
@@ -1304,37 +1525,32 @@ mid_it(void)
 static void
 post_it(DECL_ARGS)
 {
-       const struct mdoc_node *bln;
+       const struct roff_node *bln;
 
        bln = n->parent->parent;
 
        switch (n->type) {
-       case (MDOC_HEAD):
+       case ROFFT_HEAD:
                switch (bln->norm->Bl.type) {
-               case (LIST_diag):
+               case LIST_diag:
                        outflags &= ~MMAN_spc;
                        print_word("\\ ");
                        break;
-               case (LIST_ohang):
+               case LIST_ohang:
                        outflags |= MMAN_br;
                        break;
                default:
                        break;
                }
                break;
-       case (MDOC_BODY):
+       case ROFFT_BODY:
                switch (bln->norm->Bl.type) {
-               case (LIST_bullet):
-                       /* FALLTHROUGH */
-               case (LIST_dash):
-                       /* FALLTHROUGH */
-               case (LIST_hyphen):
-                       /* FALLTHROUGH */
-               case (LIST_enum):
-                       /* FALLTHROUGH */
-               case (LIST_hang):
-                       /* FALLTHROUGH */
-               case (LIST_tag):
+               case LIST_bullet:
+               case LIST_dash:
+               case LIST_hyphen:
+               case LIST_enum:
+               case LIST_hang:
+               case LIST_tag:
                        assert(Bl_stack_len);
                        Bl_stack[--Bl_stack_len] = 0;
 
@@ -1348,7 +1564,7 @@ post_it(DECL_ARGS)
                                Bl_stack_post[Bl_stack_len] = 0;
                        }
                        break;
-               case (LIST_column):
+               case LIST_column:
                        if (NULL != n->next) {
                                putchar('\t');
                                outflags &= ~MMAN_spc;
@@ -1374,33 +1590,61 @@ post_lb(DECL_ARGS)
 static int
 pre_lk(DECL_ARGS)
 {
-       const struct mdoc_node *link, *descr;
+       const struct roff_node *link, *descr, *punct;
 
-       if (NULL == (link = n->child))
-               return(0);
+       if ((link = n->child) == NULL)
+               return 0;
 
-       if (NULL != (descr = link->next)) {
+       /* Find beginning of trailing punctuation. */
+       punct = n->last;
+       while (punct != link && punct->flags & NODE_DELIMC)
+               punct = punct->prev;
+       punct = punct->next;
+
+       /* Link text. */
+       if ((descr = link->next) != NULL && descr != punct) {
                font_push('I');
-               while (NULL != descr) {
+               while (descr != punct) {
                        print_word(descr->string);
                        descr = descr->next;
                }
-               print_word(":");
                font_pop();
+               print_word(":");
        }
 
+       /* Link target. */
        font_push('B');
        print_word(link->string);
        font_pop();
-       return(0);
+
+       /* Trailing punctuation. */
+       while (punct != NULL) {
+               print_word(punct->string);
+               punct = punct->next;
+       }
+       return 0;
+}
+
+static void
+pre_onearg(DECL_ARGS)
+{
+       outflags |= MMAN_nl;
+       print_word(".");
+       outflags &= ~MMAN_spc;
+       print_word(roff_name[n->tok]);
+       if (n->child != NULL)
+               print_word(n->child->string);
+       outflags |= MMAN_nl;
+       if (n->tok == ROFF_ce)
+               for (n = n->child->next; n != NULL; n = n->next)
+                       print_node(meta, n);
 }
 
 static int
 pre_li(DECL_ARGS)
 {
-
        font_push('R');
-       return(1);
+       return 1;
 }
 
 static int
@@ -1408,56 +1652,78 @@ pre_nm(DECL_ARGS)
 {
        char    *name;
 
-       if (MDOC_BLOCK == n->type)
+       switch (n->type) {
+       case ROFFT_BLOCK:
+               outflags |= MMAN_Bk;
                pre_syn(n);
-       if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
-               return(1);
-       name = n->child ? n->child->string : meta->name;
-       if (NULL == name)
-               return(0);
-       if (MDOC_HEAD == n->type) {
-               if (NULL == n->parent->prev)
+               return 1;
+       case ROFFT_HEAD:
+       case ROFFT_ELEM:
+               break;
+       default:
+               return 1;
+       }
+       name = n->child == NULL ? NULL : n->child->string;
+       if (name == NULL)
+               return 0;
+       if (n->type == ROFFT_HEAD) {
+               if (roff_node_prev(n->parent) == NULL)
                        outflags |= MMAN_sp;
                print_block(".HP", 0);
-               printf(" %zun", strlen(name) + 1);
+               printf(" %dn", man_strlen(name) + 1);
                outflags |= MMAN_nl;
        }
        font_push('B');
-       if (NULL == n->child)
-               print_word(meta->name);
-       return(1);
+       return 1;
 }
 
 static void
 post_nm(DECL_ARGS)
 {
-
-       if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
-               return;
-       font_pop();
+       switch (n->type) {
+       case ROFFT_BLOCK:
+               outflags &= ~MMAN_Bk;
+               break;
+       case ROFFT_HEAD:
+       case ROFFT_ELEM:
+               if (n->child != NULL && n->child->string != NULL)
+                       font_pop();
+               break;
+       default:
+               break;
+       }
 }
 
 static int
 pre_no(DECL_ARGS)
 {
-
        outflags |= MMAN_spc_force;
-       return(1);
+       return 1;
+}
+
+static void
+pre_noarg(DECL_ARGS)
+{
+       outflags |= MMAN_nl;
+       print_word(".");
+       outflags &= ~MMAN_spc;
+       print_word(roff_name[n->tok]);
+       outflags |= MMAN_nl;
 }
 
 static int
 pre_ns(DECL_ARGS)
 {
-
        outflags &= ~MMAN_spc;
-       return(0);
+       return 0;
 }
 
 static void
 post_pf(DECL_ARGS)
 {
 
-       outflags &= ~MMAN_spc;
+       if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
+               outflags &= ~MMAN_spc;
 }
 
 static int
@@ -1468,7 +1734,7 @@ pre_pp(DECL_ARGS)
                outflags |= MMAN_PP;
        outflags |= MMAN_sp | MMAN_nl;
        outflags &= ~MMAN_br;
-       return(0);
+       return 0;
 }
 
 static int
@@ -1479,37 +1745,44 @@ pre_rs(DECL_ARGS)
                outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
                outflags &= ~MMAN_br;
        }
-       return(1);
+       return 1;
+}
+
+static int
+pre_skip(DECL_ARGS)
+{
+
+       return 0;
 }
 
 static int
 pre_sm(DECL_ARGS)
 {
 
-       assert(n->child && MDOC_TEXT == n->child->type);
-       if (0 == strcmp("on", n->child->string))
-               outflags |= MMAN_Sm | MMAN_spc;
+       if (NULL == n->child)
+               outflags ^= MMAN_Sm;
+       else if (0 == strcmp("on", n->child->string))
+               outflags |= MMAN_Sm;
        else
                outflags &= ~MMAN_Sm;
-       return(0);
+
+       if (MMAN_Sm & outflags)
+               outflags |= MMAN_spc;
+
+       return 0;
 }
 
-static int
+static void
 pre_sp(DECL_ARGS)
 {
-
-       if (MMAN_PP & outflags) {
+       if (outflags & MMAN_PP) {
                outflags &= ~MMAN_PP;
                print_line(".PP", 0);
-       } else
+       } else {
                print_line(".sp", 0);
-       return(1);
-}
-
-static void
-post_sp(DECL_ARGS)
-{
-
+               if (n->child != NULL)
+                       print_word(n->child->string);
+       }
        outflags |= MMAN_nl;
 }
 
@@ -1518,33 +1791,42 @@ pre_sy(DECL_ARGS)
 {
 
        font_push('B');
-       return(1);
+       return 1;
+}
+
+static void
+pre_ta(DECL_ARGS)
+{
+       print_line(".ta", 0);
+       for (n = n->child; n != NULL; n = n->next)
+               print_word(n->string);
+       outflags |= MMAN_nl;
 }
 
 static int
 pre_vt(DECL_ARGS)
 {
 
-       if (MDOC_SYNPRETTY & n->flags) {
+       if (NODE_SYNPRETTY & n->flags) {
                switch (n->type) {
-               case (MDOC_BLOCK):
+               case ROFFT_BLOCK:
                        pre_syn(n);
-                       return(1);
-               case (MDOC_BODY):
+                       return 1;
+               case ROFFT_BODY:
                        break;
                default:
-                       return(0);
+                       return 0;
                }
        }
        font_push('I');
-       return(1);
+       return 1;
 }
 
 static void
 post_vt(DECL_ARGS)
 {
 
-       if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
+       if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
                return;
        font_pop();
 }
@@ -1555,27 +1837,14 @@ pre_xr(DECL_ARGS)
 
        n = n->child;
        if (NULL == n)
-               return(0);
+               return 0;
        print_node(meta, n);
        n = n->next;
        if (NULL == n)
-               return(0);
+               return 0;
        outflags &= ~MMAN_spc;
        print_word("(");
        print_node(meta, n);
        print_word(")");
-       return(0);
-}
-
-static int
-pre_ux(DECL_ARGS)
-{
-
-       print_word(manacts[n->tok].prefix);
-       if (NULL == n->child)
-               return(0);
-       outflags &= ~MMAN_spc;
-       print_word("\\ ");
-       outflags &= ~MMAN_spc;
-       return(1);
+       return 0;
 }