When .Sm is called without an argument, groff toggles the spacing mode,

[mandoc.git] / mdoc_term.c

diff --git a/mdoc_term.c b/mdoc_term.c
index 2caf4a70f1056f2084da00dd71027a21e5996cef..7a007e8440c6f97ce77418c94dd1dcc0d7344a46 100644 (file)
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -1,6 +1,8 @@
-/*     $Id: mdoc_term.c,v 1.72 2009/09/20 11:05:22 kristaps Exp $ */
+/*     $Id: mdoc_term.c,v 1.269 2014/07/02 19:55:10 schwarze Exp $ */

 /*
 /*

- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>

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


@@ -14,137 +16,111 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */

+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+

 #include <sys/types.h>
 
 #include <assert.h>
 #include <ctype.h>
 #include <sys/types.h>
 
 #include <assert.h>
 #include <ctype.h>

-#include <err.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 "mandoc_aux.h"
+#include "out.h"

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

-
-/* FIXME: check HANG lists: they seem to be broken... :
- * .Bl -hang -width Ds
- * .It a
- * b
- * .It Fl f Ns Ar option...
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * .
- * .It a sasd fasd as afsd sfad sfds sadfs sd sfd ssfad asfd
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * Override default compiler behaviour.  See
- * .Sx Compiler Options
- * for details.
- * .El
- *
- */
-
-#define        INDENT            5
-#define        HALFINDENT        3
+#include "main.h"

 
 struct termpair {
        struct termpair  *ppair;
 
 struct termpair {
        struct termpair  *ppair;

-       int               flag; 

        int               count;
 };
 
 #define        DECL_ARGS struct termp *p, \
                  struct termpair *pair, \
        int               count;
 };
 
 #define        DECL_ARGS struct termp *p, \
                  struct termpair *pair, \

-                 const struct mdoc_meta *meta, \
-                 const struct mdoc_node *node
+                 const struct mdoc_meta *meta, \
+                 struct mdoc_node *n

 
 struct termact {
        int     (*pre)(DECL_ARGS);
        void    (*post)(DECL_ARGS);
 };
 
 
 struct termact {
        int     (*pre)(DECL_ARGS);
        void    (*post)(DECL_ARGS);
 };
 

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

+static void      termp__t_post(DECL_ARGS);

 static void      termp_an_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_bd_post(DECL_ARGS);

+static void      termp_bk_post(DECL_ARGS);

 static void      termp_bl_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_fd_post(DECL_ARGS);

-static void      termp_fn_post(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_op_post(DECL_ARGS);
+static void      termp_nm_post(DECL_ARGS);

 static void      termp_pf_post(DECL_ARGS);
 static void      termp_pf_post(DECL_ARGS);

-static void      termp_pq_post(DECL_ARGS);
-static void      termp_qq_post(DECL_ARGS);
+static void      termp_quote_post(DECL_ARGS);

 static void      termp_sh_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_ss_post(DECL_ARGS);

-static void      termp_vt_post(DECL_ARGS);

 
 

+static int       termp__a_pre(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_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_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_bold_pre(DECL_ARGS);

-static int       termp_bq_pre(DECL_ARGS);
-static int       termp_br_pre(DECL_ARGS);
-static int       termp_brq_pre(DECL_ARGS);

 static int       termp_bt_pre(DECL_ARGS);
 static int       termp_bt_pre(DECL_ARGS);

+static int       termp_bx_pre(DECL_ARGS);

 static int       termp_cd_pre(DECL_ARGS);
 static int       termp_d1_pre(DECL_ARGS);
 static int       termp_cd_pre(DECL_ARGS);
 static int       termp_d1_pre(DECL_ARGS);

-static int       termp_dq_pre(DECL_ARGS);
+static int       termp_es_pre(DECL_ARGS);

 static int       termp_ex_pre(DECL_ARGS);
 static int       termp_fa_pre(DECL_ARGS);
 static int       termp_ex_pre(DECL_ARGS);
 static int       termp_fa_pre(DECL_ARGS);

+static int       termp_fd_pre(DECL_ARGS);

 static int       termp_fl_pre(DECL_ARGS);
 static int       termp_fn_pre(DECL_ARGS);
 static int       termp_fo_pre(DECL_ARGS);
 static int       termp_ft_pre(DECL_ARGS);
 static int       termp_in_pre(DECL_ARGS);
 static int       termp_it_pre(DECL_ARGS);
 static int       termp_fl_pre(DECL_ARGS);
 static int       termp_fn_pre(DECL_ARGS);
 static int       termp_fo_pre(DECL_ARGS);
 static int       termp_ft_pre(DECL_ARGS);
 static int       termp_in_pre(DECL_ARGS);
 static int       termp_it_pre(DECL_ARGS);

+static int       termp_li_pre(DECL_ARGS);
+static int       termp_ll_pre(DECL_ARGS);

 static int       termp_lk_pre(DECL_ARGS);
 static int       termp_nd_pre(DECL_ARGS);
 static int       termp_nm_pre(DECL_ARGS);
 static int       termp_ns_pre(DECL_ARGS);
 static int       termp_lk_pre(DECL_ARGS);
 static int       termp_nd_pre(DECL_ARGS);
 static int       termp_nm_pre(DECL_ARGS);
 static int       termp_ns_pre(DECL_ARGS);

-static int       termp_op_pre(DECL_ARGS);
-static int       termp_pf_pre(DECL_ARGS);
-static int       termp_pp_pre(DECL_ARGS);
-static int       termp_pq_pre(DECL_ARGS);
-static int       termp_qq_pre(DECL_ARGS);
+static int       termp_quote_pre(DECL_ARGS);

 static int       termp_rs_pre(DECL_ARGS);
 static int       termp_rv_pre(DECL_ARGS);
 static int       termp_sh_pre(DECL_ARGS);
 static int       termp_sm_pre(DECL_ARGS);
 static int       termp_sp_pre(DECL_ARGS);
 static int       termp_rs_pre(DECL_ARGS);
 static int       termp_rv_pre(DECL_ARGS);
 static int       termp_sh_pre(DECL_ARGS);
 static int       termp_sm_pre(DECL_ARGS);
 static int       termp_sp_pre(DECL_ARGS);

-static int       termp_sq_pre(DECL_ARGS);

 static int       termp_ss_pre(DECL_ARGS);
 static int       termp_under_pre(DECL_ARGS);
 static int       termp_ud_pre(DECL_ARGS);
 static int       termp_ss_pre(DECL_ARGS);
 static int       termp_under_pre(DECL_ARGS);
 static int       termp_ud_pre(DECL_ARGS);

+static int       termp_vt_pre(DECL_ARGS);

 static int       termp_xr_pre(DECL_ARGS);
 static int       termp_xx_pre(DECL_ARGS);
 
 static int       termp_xr_pre(DECL_ARGS);
 static int       termp_xx_pre(DECL_ARGS);
 


@@ -154,71 +130,71 @@ static    const struct termact termacts[MDOC_MAX] = {
        { NULL, NULL }, /* Dt */
        { NULL, NULL }, /* Os */
        { termp_sh_pre, termp_sh_post }, /* Sh */
        { NULL, NULL }, /* Dt */
        { NULL, NULL }, /* Os */
        { termp_sh_pre, termp_sh_post }, /* Sh */

-       { termp_ss_pre, termp_ss_post }, /* Ss */ 
-       { termp_pp_pre, NULL }, /* Pp */ 
-       { termp_d1_pre, termp_d1_post }, /* D1 */
-       { termp_d1_pre, termp_d1_post }, /* Dl */
+       { termp_ss_pre, termp_ss_post }, /* Ss */
+       { termp_sp_pre, NULL }, /* Pp */
+       { termp_d1_pre, termp_bl_post }, /* D1 */
+       { termp_d1_pre, termp_bl_post }, /* Dl */

        { termp_bd_pre, termp_bd_post }, /* Bd */
        { NULL, NULL }, /* Ed */
        { termp_bd_pre, termp_bd_post }, /* Bd */
        { NULL, NULL }, /* Ed */

-       { NULL, termp_bl_post }, /* Bl */
+       { termp_bl_pre, termp_bl_post }, /* Bl */

        { NULL, NULL }, /* El */
        { termp_it_pre, termp_it_post }, /* It */
        { 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_bold_pre, NULL }, /* Cm */
        { termp_an_pre, termp_an_post }, /* An */
        { termp_under_pre, NULL }, /* Ar */
        { termp_cd_pre, NULL }, /* Cd */
        { termp_bold_pre, NULL }, /* Cm */

-       { NULL, NULL }, /* Dv */ 
-       { NULL, NULL }, /* Er */ 
-       { NULL, NULL }, /* Ev */ 
+       { NULL, NULL }, /* Dv */
+       { NULL, NULL }, /* Er */
+       { NULL, NULL }, /* Ev */

        { termp_ex_pre, NULL }, /* Ex */
        { termp_ex_pre, NULL }, /* Ex */

-       { termp_fa_pre, NULL }, /* Fa */ 
-       { termp_bold_pre, termp_fd_post }, /* Fd */ 
+       { termp_fa_pre, NULL }, /* Fa */
+       { termp_fd_pre, termp_fd_post }, /* 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_bold_pre, NULL }, /* Ic */ 
-       { termp_in_pre, termp_in_post }, /* In */ 
-       { NULL, NULL }, /* Li */
-       { termp_nd_pre, NULL }, /* Nd */ 
-       { termp_nm_pre, NULL }, /* Nm */ 
-       { termp_op_pre, termp_op_post }, /* Op */
-       { NULL, NULL }, /* Ot */
+       { 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_nm_pre, termp_nm_post }, /* Nm */
+       { termp_quote_pre, termp_quote_post }, /* Op */
+       { termp_ft_pre, NULL }, /* Ot */

        { termp_under_pre, NULL }, /* Pa */
        { termp_rv_pre, NULL }, /* Rv */
        { termp_under_pre, NULL }, /* Pa */
        { termp_rv_pre, NULL }, /* Rv */

-       { NULL, NULL }, /* St */ 
+       { NULL, NULL }, /* St */

        { termp_under_pre, NULL }, /* Va */
        { termp_under_pre, NULL }, /* Va */

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

        { termp_xr_pre, NULL }, /* Xr */
        { termp_xr_pre, NULL }, /* Xr */

-       { NULL, termp____post }, /* %A */
-       { NULL, termp____post }, /* %B */
+       { termp__a_pre, termp____post }, /* %A */
+       { termp_under_pre, termp____post }, /* %B */

        { NULL, termp____post }, /* %D */
        { NULL, termp____post }, /* %D */

-       { NULL, termp____post }, /* %I */
+       { termp_under_pre, termp____post }, /* %I */

        { termp_under_pre, termp____post }, /* %J */
        { NULL, termp____post }, /* %N */
        { NULL, termp____post }, /* %O */
        { NULL, termp____post }, /* %P */
        { NULL, termp____post }, /* %R */
        { termp_under_pre, termp____post }, /* %J */
        { NULL, termp____post }, /* %N */
        { NULL, termp____post }, /* %O */
        { NULL, termp____post }, /* %P */
        { NULL, termp____post }, /* %R */

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

        { NULL, termp____post }, /* %V */
        { NULL, NULL }, /* Ac */
        { NULL, termp____post }, /* %V */
        { NULL, NULL }, /* Ac */

-       { termp_aq_pre, termp_aq_post }, /* Ao */
-       { termp_aq_pre, termp_aq_post }, /* Aq */
+       { termp_quote_pre, termp_quote_post }, /* Ao */
+       { termp_quote_pre, termp_quote_post }, /* Aq */

        { NULL, NULL }, /* At */
        { NULL, NULL }, /* Bc */
        { NULL, NULL }, /* At */
        { NULL, NULL }, /* Bc */

-       { termp_bf_pre, NULL }, /* Bf */ 
-       { termp_bq_pre, termp_bq_post }, /* Bo */
-       { termp_bq_pre, termp_bq_post }, /* Bq */
+       { termp_bf_pre, NULL }, /* Bf */
+       { termp_quote_pre, termp_quote_post }, /* Bo */
+       { termp_quote_pre, termp_quote_post }, /* Bq */

        { termp_xx_pre, NULL }, /* Bsx */
        { termp_xx_pre, NULL }, /* Bsx */

-       { NULL, termp_bx_post }, /* Bx */
+       { termp_bx_pre, NULL }, /* Bx */

        { NULL, NULL }, /* Db */
        { NULL, NULL }, /* Dc */
        { NULL, NULL }, /* Db */
        { NULL, NULL }, /* Dc */

-       { termp_dq_pre, termp_dq_post }, /* Do */
-       { termp_dq_pre, termp_dq_post }, /* Dq */
-       { NULL, NULL }, /* Ec */
+       { termp_quote_pre, termp_quote_post }, /* Do */
+       { termp_quote_pre, termp_quote_post }, /* Dq */
+       { NULL, NULL }, /* Ec */ /* FIXME: no space */

        { NULL, NULL }, /* Ef */
        { NULL, NULL }, /* Ef */

-       { termp_under_pre, NULL }, /* Em */ 
-       { NULL, NULL }, /* Eo */
+       { termp_under_pre, NULL }, /* Em */
+       { termp_quote_pre, termp_quote_post }, /* Eo */

        { termp_xx_pre, NULL }, /* Fx */
        { termp_bold_pre, NULL }, /* Ms */
        { NULL, NULL }, /* No */
        { termp_xx_pre, NULL }, /* Fx */
        { termp_bold_pre, NULL }, /* Ms */
        { NULL, NULL }, /* No */


@@ -226,18 +202,18 @@ static    const struct termact termacts[MDOC_MAX] = {
        { termp_xx_pre, NULL }, /* Nx */
        { termp_xx_pre, NULL }, /* Ox */
        { NULL, NULL }, /* Pc */
        { termp_xx_pre, NULL }, /* Nx */
        { termp_xx_pre, NULL }, /* Ox */
        { NULL, NULL }, /* Pc */

-       { termp_pf_pre, termp_pf_post }, /* Pf */
-       { termp_pq_pre, termp_pq_post }, /* Po */
-       { termp_pq_pre, termp_pq_post }, /* Pq */
+       { NULL, termp_pf_post }, /* Pf */
+       { termp_quote_pre, termp_quote_post }, /* Po */
+       { termp_quote_pre, termp_quote_post }, /* Pq */

        { NULL, NULL }, /* Qc */
        { NULL, NULL }, /* Qc */

-       { termp_sq_pre, termp_sq_post }, /* Ql */
-       { termp_qq_pre, termp_qq_post }, /* Qo */
-       { termp_qq_pre, termp_qq_post }, /* Qq */
+       { termp_quote_pre, termp_quote_post }, /* Ql */
+       { termp_quote_pre, termp_quote_post }, /* Qo */
+       { termp_quote_pre, termp_quote_post }, /* Qq */

        { NULL, NULL }, /* Re */
        { termp_rs_pre, NULL }, /* Rs */
        { NULL, NULL }, /* Sc */
        { NULL, NULL }, /* Re */
        { termp_rs_pre, NULL }, /* Rs */
        { NULL, NULL }, /* Sc */

-       { termp_sq_pre, termp_sq_post }, /* So */
-       { termp_sq_pre, termp_sq_post }, /* Sq */
+       { termp_quote_pre, termp_quote_post }, /* So */
+       { termp_quote_pre, termp_quote_post }, /* Sq */

        { termp_sm_pre, NULL }, /* Sm */
        { termp_under_pre, NULL }, /* Sx */
        { termp_bold_pre, NULL }, /* Sy */
        { termp_sm_pre, NULL }, /* Sm */
        { termp_under_pre, NULL }, /* Sx */
        { termp_bold_pre, NULL }, /* Sy */


@@ -245,133 +221,186 @@ static  const struct termact termacts[MDOC_MAX] = {
        { termp_xx_pre, NULL }, /* Ux */
        { NULL, NULL }, /* Xc */
        { NULL, NULL }, /* Xo */
        { termp_xx_pre, NULL }, /* Ux */
        { NULL, NULL }, /* Xc */
        { NULL, NULL }, /* Xo */

-       { termp_fo_pre, termp_fo_post }, /* Fo */ 
-       { NULL, NULL }, /* Fc */ 
-       { termp_op_pre, termp_op_post }, /* Oo */
+       { termp_fo_pre, termp_fo_post }, /* Fo */
+       { NULL, NULL }, /* Fc */
+       { termp_quote_pre, termp_quote_post }, /* Oo */

        { NULL, NULL }, /* Oc */
        { 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 */

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

        { termp_ud_pre, NULL }, /* Ud */
        { NULL, termp_lb_post }, /* Lb */
        { termp_ud_pre, NULL }, /* Ud */
        { NULL, termp_lb_post }, /* Lb */

-       { termp_pp_pre, NULL }, /* Lp */ 
-       { termp_lk_pre, NULL }, /* Lk */ 
-       { termp_under_pre, NULL }, /* Mt */ 
-       { termp_brq_pre, termp_brq_post }, /* Brq */ 
-       { termp_brq_pre, termp_brq_post }, /* Bro */ 
-       { NULL, NULL }, /* Brc */ 
-       { NULL, NULL }, /* %C */ 
-       { NULL, NULL }, /* Es */ 
-       { NULL, NULL }, /* En */ 
-       { termp_xx_pre, NULL }, /* Dx */ 
-       { NULL, NULL }, /* %Q */ 
-       { termp_br_pre, NULL }, /* br */
-       { termp_sp_pre, NULL }, /* sp */ 
+       { termp_sp_pre, NULL }, /* Lp */
+       { termp_lk_pre, NULL }, /* Lk */
+       { termp_under_pre, NULL }, /* Mt */
+       { termp_quote_pre, termp_quote_post }, /* Brq */
+       { termp_quote_pre, termp_quote_post }, /* Bro */
+       { NULL, NULL }, /* Brc */
+       { NULL, termp____post }, /* %C */
+       { termp_es_pre, NULL }, /* Es */
+       { termp_quote_pre, termp_quote_post }, /* En */
+       { termp_xx_pre, NULL }, /* Dx */
+       { NULL, termp____post }, /* %Q */
+       { termp_sp_pre, NULL }, /* br */
+       { termp_sp_pre, NULL }, /* sp */
+       { NULL, termp____post }, /* %U */
+       { NULL, NULL }, /* Ta */
+       { termp_ll_pre, NULL }, /* ll */

 };
 
 };
 

-#ifdef __linux__
-extern size_t    strlcpy(char *, const char *, size_t);
-extern size_t    strlcat(char *, const char *, size_t);
-#endif
-
-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 size_t    arg_offset(const struct mdoc_argv *);
-static size_t    arg_width(const struct mdoc_argv *, int);
-static int       arg_listtype(const struct mdoc_node *);
-static void      fmt_block_vspace(struct termp *,
-                       const struct mdoc_node *,
-                       const struct mdoc_node *);
-static void      print_node(DECL_ARGS);
-static void      print_head(DECL_ARGS);
-static void      print_body(DECL_ARGS);
-static void      print_foot(DECL_ARGS);
-

 
 void
 
 void

-mdoc_run(struct termp *p, const struct mdoc *mdoc)
+terminal_mdoc(void *arg, const struct mdoc *mdoc)

 {
        const struct mdoc_node  *n;
 {
        const struct mdoc_node  *n;

-       const struct mdoc_meta  *m;
+       const struct mdoc_meta  *meta;
+       struct termp            *p;
+
+       p = (struct termp *)arg;
+
+       if (0 == p->defindent)
+               p->defindent = 5;
+
+       p->overstep = 0;
+       p->maxrmargin = p->defrmargin;
+       p->tabwidth = term_len(p, 5);
+
+       if (NULL == p->symtab)
+               p->symtab = mchars_alloc();

 
        n = mdoc_node(mdoc);
 
        n = mdoc_node(mdoc);

-       m = mdoc_meta(mdoc);
+       meta = mdoc_meta(mdoc);
+
+       term_begin(p, print_mdoc_head, print_mdoc_foot, meta);

 
 

-       print_head(p, NULL, m, n);

        if (n->child)
        if (n->child)

-               print_body(p, NULL, m, n->child);
-       print_foot(p, NULL, m, n);
-}
+               print_mdoc_nodelist(p, NULL, meta, n->child);

 
 

+       term_end(p);
+}

 
 static void
 
 static void

-print_body(DECL_ARGS)
+print_mdoc_nodelist(DECL_ARGS)

 {
 
 {
 

-       print_node(p, pair, meta, node);
-       if (node->next)
-               print_body(p, pair, meta, node->next);
+       print_mdoc_node(p, pair, meta, n);
+       if (n->next)
+               print_mdoc_nodelist(p, pair, meta, n->next);

 }
 
 }
 

-
-/* ARGSUSED */

 static void
 static void

-print_node(DECL_ARGS)
+print_mdoc_node(DECL_ARGS)

 {
 {

-       int              chld, bold, under;
+       int              chld;

        struct termpair  npair;
        size_t           offset, rmargin;
 
        chld = 1;
        offset = p->offset;
        rmargin = p->rmargin;
        struct termpair  npair;
        size_t           offset, rmargin;
 
        chld = 1;
        offset = p->offset;
        rmargin = p->rmargin;

-       bold = p->bold;
-       under = p->under;
+       n->prev_font = term_fontq(p);

 
 

-       bzero(&npair, sizeof(struct termpair));
+       memset(&npair, 0, sizeof(struct termpair));

        npair.ppair = pair;
 
        npair.ppair = pair;
 

-       if (MDOC_TEXT != node->type) {
-               if (termacts[node->tok].pre)
-                       chld = (*termacts[node->tok].pre)
-                               (p, &npair, meta, node);
-       } else 
-               term_word(p, node->string);
+       /*
+        * Keeps only work until the end of a line.  If a keep was
+        * invoked in a prior line, revert it to PREKEEP.
+        */

 
 

-       if (chld && node->child)
-               print_body(p, &npair, meta, node->child);
+       if (TERMP_KEEP & p->flags) {
+               if (n->prev ? (n->prev->lastline != n->line) :
+                   (n->parent && n->parent->line != n->line)) {
+                       p->flags &= ~TERMP_KEEP;
+                       p->flags |= TERMP_PREKEEP;
+               }
+       }

 
        /*
 
        /*

-        * XXX - if bold/under were to span scopes, this wouldn't be
-        * possible, but because decoration is always in-scope, we can
-        * get away with this.
+        * After the keep flags have been set up, we may now
+        * produce output.  Note that some pre-handlers do so.

         */
 
         */
 

-       p->bold = bold;
-       p->under = under;
+       switch (n->type) {
+       case MDOC_TEXT:
+               if (' ' == *n->string && MDOC_LINE & n->flags)
+                       term_newln(p);
+               if (MDOC_DELIMC & n->flags)
+                       p->flags |= TERMP_NOSPACE;
+               term_word(p, n->string);
+               if (MDOC_DELIMO & n->flags)
+                       p->flags |= TERMP_NOSPACE;
+               break;
+       case MDOC_EQN:
+               term_eqn(p, n->eqn);
+               break;
+       case MDOC_TBL:
+               term_tbl(p, n->span);
+               break;
+       default:
+               if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
+                       chld = (*termacts[n->tok].pre)
+                               (p, &npair, meta, n);
+               break;
+       }
+
+       if (chld && n->child)
+               print_mdoc_nodelist(p, &npair, meta, n->child);

 
 

-       if (MDOC_TEXT != node->type)
-               if (termacts[node->tok].post)
-                       (*termacts[node->tok].post)
-                               (p, &npair, meta, node);
+       term_fontpopq(p,
+           (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);

 
 

-       p->offset = offset;
-       p->rmargin = rmargin;
-}
+       switch (n->type) {
+       case MDOC_TEXT:
+               break;
+       case MDOC_TBL:
+               break;
+       case MDOC_EQN:
+               break;
+       default:
+               if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
+                       break;
+               (void)(*termacts[n->tok].post)(p, &npair, meta, 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;
+               break;
+       }
+
+       if (MDOC_EOS & n->flags)
+               p->flags |= TERMP_SENTENCE;

 
 

+       if (MDOC_ll != n->tok) {
+               p->offset = offset;
+               p->rmargin = rmargin;
+       }
+}

 
 

-/* ARGSUSED */

 static void
 static void

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

 {
 {

-       struct tm       *tm;
-       char            *buf, *os;
+       const struct mdoc_meta *meta;
+
+       meta = (const struct mdoc_meta *)arg;
+
+       term_fontrepl(p, TERMFONT_NONE);

 
 

-       /* 
+       /*

         * Output the footer in new-groff style, that is, three columns
         * with the middle being the manual date and flanking columns
         * being the operating system:
         * Output the footer in new-groff style, that is, three columns
         * with the middle being the manual date and flanking columns
         * being the operating system:


@@ -379,64 +408,46 @@ print_foot(DECL_ARGS)
         * SYSTEM                  DATE                    SYSTEM
         */
 
         * SYSTEM                  DATE                    SYSTEM
         */
 

-       if (NULL == (buf = malloc(p->rmargin)))
-               err(EXIT_FAILURE, "malloc");
-       if (NULL == (os = malloc(p->rmargin)))
-               err(EXIT_FAILURE, "malloc");
-
-       tm = localtime(&meta->date);
-
-       if (0 == strftime(buf, p->rmargin, "%B %e, %Y", tm))
-               err(EXIT_FAILURE, "strftime");
-
-       (void)strlcpy(os, meta->os, p->rmargin);
-

        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, meta->date) + term_len(p, 1)) / 2;
+       p->trailspace = 1;

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

-       term_word(p, os);
+       term_word(p, meta->os);

        term_flushln(p);
 
        p->offset = p->rmargin;
        term_flushln(p);
 
        p->offset = p->rmargin;

-       p->rmargin = p->maxrmargin - strlen(os);
-       p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+       p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
+       p->flags |= TERMP_NOSPACE;

 
 

-       term_word(p, buf);
+       term_word(p, meta->date);

        term_flushln(p);
 
        p->offset = p->rmargin;
        p->rmargin = p->maxrmargin;
        term_flushln(p);
 
        p->offset = p->rmargin;
        p->rmargin = p->maxrmargin;

+       p->trailspace = 0;

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

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

 
 

-       term_word(p, os);
+       term_word(p, meta->os);

        term_flushln(p);
 
        p->offset = 0;
        p->rmargin = p->maxrmargin;
        p->flags = 0;
        term_flushln(p);
 
        p->offset = 0;
        p->rmargin = p->maxrmargin;
        p->flags = 0;

-
-       free(buf);
-       free(os);

 }
 
 }
 

-
-/* ARGSUSED */

 static void
 static void

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

 {
 {

-       char            *buf, *title;
-
-       p->rmargin = p->maxrmargin;
-       p->offset = 0;
+       const struct mdoc_meta  *meta;
+       char                    *volume, *title;
+       size_t                   vollen, titlen;

 
 

-       if (NULL == (buf = malloc(p->rmargin)))
-               err(EXIT_FAILURE, "malloc");
-       if (NULL == (title = malloc(p->rmargin)))
-               err(EXIT_FAILURE, "malloc");
+       meta = (const struct mdoc_meta *)arg;

 
        /*
         * The header is strange.  It has three components, which are
 
        /*
         * The header is strange.  It has three components, which are


@@ -451,232 +462,146 @@ print_head(DECL_ARGS)
         * switches on the manual section.
         */
 
         * switches on the manual section.
         */
 

-       assert(meta->vol);
-       (void)strlcpy(buf, meta->vol, p->rmargin);
+       p->offset = 0;
+       p->rmargin = p->maxrmargin;

 
 

-       if (meta->arch) {
-               (void)strlcat(buf, " (", p->rmargin);
-               (void)strlcat(buf, meta->arch, p->rmargin);
-               (void)strlcat(buf, ")", p->rmargin);
-       }
+       assert(meta->vol);
+       if (NULL == meta->arch)
+               volume = mandoc_strdup(meta->vol);
+       else
+               mandoc_asprintf(&volume, "%s (%s)",
+                   meta->vol, meta->arch);
+       vollen = term_strlen(p, volume);

 
 

-       snprintf(title, p->rmargin, "%s(%d)", meta->title, meta->msec);
+       mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec);
+       titlen = term_strlen(p, title);

 
 

-       p->offset = 0;
-       p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;

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

+       p->trailspace = 1;
+       p->offset = 0;
+       p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
+           (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
+           p->maxrmargin - vollen;

 
        term_word(p, title);
        term_flushln(p);
 
 
        term_word(p, title);
        term_flushln(p);
 

+       p->flags |= TERMP_NOSPACE;

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

-       p->rmargin = p->maxrmargin - strlen(title);
-       p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+       p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
+           p->maxrmargin - titlen : p->maxrmargin;

 
 

-       term_word(p, buf);
+       term_word(p, volume);

        term_flushln(p);
 
        term_flushln(p);
 

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

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

-       p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
-
-       term_word(p, title);
-       term_flushln(p);
+       p->trailspace = 0;
+       if (p->rmargin + titlen <= p->maxrmargin) {
+               p->flags |= TERMP_NOSPACE;
+               p->offset = p->rmargin;
+               p->rmargin = p->maxrmargin;
+               term_word(p, title);
+               term_flushln(p);
+       }

 
 

+       p->flags &= ~TERMP_NOSPACE;

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

-       p->flags &= ~TERMP_NOSPACE;
-

        free(title);
        free(title);

-       free(buf);
+       free(volume);

 }
 
 }
 

-
-/* FIXME: put in utility file for front-ends. */

 static size_t
 static size_t

-arg_width(const struct mdoc_argv *arg, int pos)
+a2height(const struct termp *p, const char *v)

 {
 {

-       int              i, len;
-       const char      *p;
-
-       assert(pos < (int)arg->sz && pos >= 0);
-       assert(arg->value[pos]);
-
-       p = arg->value[pos];
-
-       if (0 == (len = (int)strlen(p)))
-               return(0);
+       struct roffsu    su;

 
 

-       for (i = 0; i < len - 1; i++) 
-               if ( ! isdigit((u_char)p[i]))
-                       break;

 
 

-       if (i == len - 1) 
-               if ('n' == p[len - 1] || 'm' == p[len - 1])
-                       return((size_t)atoi(p) + 2);
+       assert(v);
+       if ( ! a2roffsu(v, &su, SCALE_VS))
+               SCALE_VS_INIT(&su, atoi(v));

 
 

-       return((size_t)len + 2);
+       return(term_vspan(p, &su));

 }
 
 }
 

-
-static int
-arg_listtype(const struct mdoc_node *n)
+static size_t
+a2width(const struct termp *p, const char *v)

 {
 {

-       int              i, len;
-
-       assert(MDOC_BLOCK == n->type);
+       struct roffsu    su;

 
 

-       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;
-               }
+       assert(v);
+       if ( ! a2roffsu(v, &su, SCALE_MAX))
+               SCALE_HS_INIT(&su, term_strlen(p, v));

 
 

-       return(-1);
+       return(term_hspan(p, &su));

 }
 
 }
 

-
-/* FIXME: put in utility file for front-ends. */

 static size_t
 static size_t

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

 {
 {

-       int              len, i;
-       const char      *p;
-
-       assert(*arg->value);
-       p = *arg->value;
-
-       if (0 == strcmp(p, "left"))
-               return(0);
-       if (0 == strcmp(p, "indent"))
-               return(INDENT + 1);
-       if (0 == strcmp(p, "indent-two"))
-               return((INDENT + 1) * 2);
+       struct roffsu    su;

 
 

-       if (0 == (len = (int)strlen(p)))
+       if ('\0' == *v)

                return(0);
                return(0);

-
-       for (i = 0; i < len - 1; i++) 
-               if ( ! isdigit((u_char)p[i]))
-                       break;
-
-       if (i == len - 1) 
-               if ('n' == p[len - 1] || 'm' == p[len - 1])
-                       return((size_t)atoi(p));
-
-       return((size_t)len);
-}
-
-
-static int
-arg_hasattr(int arg, const struct mdoc_node *n)
-{
-
-       return(-1 != arg_getattr(arg, n));
-}
-
-
-static int
-arg_getattr(int v, const struct mdoc_node *n)
-{
-       int              val;
-
-       return(arg_getattrs(&v, &val, 1, n) ? val : -1);
-}
-
-
-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, p->defindent + 1));
+       else if (0 == strcmp(v, "indent-two"))
+               return(term_len(p, (p->defindent + 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));

 }
 
 }
 

-
-/* ARGSUSED */
+/*
+ * Determine how much space to print out before block elements of `It'
+ * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
+ * too.
+ */

 static void
 static void

-fmt_block_vspace(struct termp *p, 
-               const struct mdoc_node *bl, 
-               const struct mdoc_node *node)
+print_bvspace(struct termp *p,
+       const struct mdoc_node *bl,
+       const struct mdoc_node *n)

 {
 {

-       const struct mdoc_node *n;
+       const struct mdoc_node  *nn;
+
+       assert(n);

 
        term_newln(p);
 
 
        term_newln(p);
 

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

                return;
                return;

-       assert(node);

 
 

-       /*
-        * Search through our prior nodes.  If we follow a `Ss' or `Sh',
-        * then don't vspace.
-        */
+       /* Do not vspace directly after Ss/Sh. */

 
 

-       for (n = node; n; n = n->parent) {
-               if (MDOC_BLOCK != n->type)
+       for (nn = n; nn; nn = nn->parent) {
+               if (MDOC_BLOCK != nn->type)

                        continue;
                        continue;

-               if (MDOC_Ss == n->tok)
+               if (MDOC_Ss == nn->tok)

                        return;
                        return;

-               if (MDOC_Sh == n->tok)
+               if (MDOC_Sh == nn->tok)

                        return;
                        return;

-               if (NULL == n->prev)
+               if (NULL == nn->prev)

                        continue;
                break;
        }
 
                        continue;
                break;
        }
 

-       /* 
-        * XXX - not documented: a `-column' does not ever 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 (node->prev && MDOC_It == node->prev->tok)
+       if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
+               if (n->prev && MDOC_It == n->prev->tok)

                        return;
 
                        return;
 

-       /*
-        * XXX - not documented: a `-diag' without a body does not
-        * assert a vspace prior to the next element. 
-        */
-       if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Diag, bl)) 
-               if (node->prev && MDOC_It == node->prev->tok) {
-                       assert(node->prev->body);
-                       if (NULL == node->prev->body->child)
+       /* A `-diag' without body does not vspace. */
+
+       if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
+               if (n->prev && MDOC_It == n->prev->tok) {
+                       assert(n->prev->body);
+                       if (NULL == n->prev->body->child)

                                return;
                }
 
                                return;
                }
 


@@ -684,140 +609,132 @@ fmt_block_vspace(struct termp *p,
 }
 
 
 }
 
 

-/* ARGSUSED */

 static int
 static int

-termp_dq_pre(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return(1);
-
-       term_word(p, "\\(lq");
-       p->flags |= TERMP_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-termp_dq_post(DECL_ARGS)
+termp_ll_pre(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BODY != node->type)
-               return;
-
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(rq");
+       term_setwidth(p, n->nchild ? n->child->string : NULL);
+       return(0);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_it_pre(DECL_ARGS)
 {
 static int
 termp_it_pre(DECL_ARGS)
 {

-       const struct mdoc_node *bl, *n;
-       char                    buf[7];
-       int                     i, type, keys[3], vals[3];
-       size_t                  width, offset;
+       const struct mdoc_node *bl, *nn;
+       char                    buf[24];
+       int                     i;
+       size_t                  width, offset, ncols, dcol;
+       enum mdoc_list          type;

 
 

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

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

-       bl = node->parent->parent->parent;
-
-       /* Save parent attributes. */
-
-       pair->flag = p->flags;
-
-       /* Get list width and offset. */
+       bl = n->parent->parent->parent;
+       type = bl->norm->Bl.type;

 
 

-       keys[0] = MDOC_Width;
-       keys[1] = MDOC_Offset;
-       keys[2] = MDOC_Column;
-
-       vals[0] = vals[1] = vals[2] = -1;
+       /*
+        * First calculate width and offset.  This is pretty easy unless
+        * we're a -column list, in which case all prior columns must
+        * be accounted for.
+        */

 
        width = offset = 0;
 
 
        width = offset = 0;
 

-       (void)arg_getattrs(keys, vals, 3, bl);
-
-       type = arg_listtype(bl);
-       assert(-1 != type);
-
-       /* Calculate real width and offset. */
+       if (bl->norm->Bl.offs)
+               offset = a2offs(p, bl->norm->Bl.offs);

 
        switch (type) {
 
        switch (type) {

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

                        break;
                        break;

-               /* 
-                * Work around groff's column handling.  The offset is
-                * equal to the sum of all widths leading to the current
-                * column (plus the -offset value).  If this column
-                * exceeds the stated number of columns, the width is
-                * set as 0, else it's the stated column width (later
-                * the 0 will be adjusted to default 10 or, if in the
-                * last column case, set to stretch to the margin).
+
+               /*
+                * Imitate groff's column handling:
+                * - For each earlier column, add its width.
+                * - For less than 5 columns, add four more blanks per
+                *   column.
+                * - For exactly 5 columns, add three more blank per
+                *   column.
+                * - For more than 5 columns, add only one column.
+                */
+               ncols = bl->norm->Bl.ncols;
+               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, n = node->prev; n && n && 
-                               i < (int)bl->args[vals[2]].argv->sz; 
-                               n = n->prev, i++)
-                       offset += arg_width 
-                               (&bl->args->argv[vals[2]], i);

 
 

-               /* Whether exceeds maximum column. */
-               if (i < (int)bl->args[vals[2]].argv->sz)
-                       width = arg_width(&bl->args->argv[vals[2]], i);
-               else
-                       width = 0;
+               for (i = 0, nn = n->prev;
+                   nn->prev && i < (int)ncols;
+                   nn = nn->prev, i++)
+                       offset += dcol + a2width(p,
+                           bl->norm->Bl.cols[i]);
+
+               /*
+                * When exceeding the declared number of columns, leave
+                * the remaining widths at 0.  This will later be
+                * adjusted to the default width of 10, or, for the last
+                * column, stretched to the right margin.
+                */
+               if (i >= (int)ncols)
+                       break;

 
 

-               if (vals[1] >= 0) 
-                       offset += arg_offset(&bl->args->argv[vals[1]]);
+               /*
+                * Use the declared column widths, extended as explained
+                * in the preceding paragraph.
+                */
+               width = a2width(p, bl->norm->Bl.cols[i]) + dcol;

                break;
        default:
                break;
        default:

-               if (vals[0] >= 0) 
-                       width = arg_width(&bl->args->argv[vals[0]], 0);
-               if (vals[1] >= 0) 
-                       offset += arg_offset(&bl->args->argv[vals[1]]);
+               if (NULL == bl->norm->Bl.width)
+                       break;
+
+               /*
+                * Note: buffer the width by 2, which is groff's magic
+                * number for buffering single arguments.  See the above
+                * handling for column for how this changes.
+                */
+               assert(bl->norm->Bl.width);
+               width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);

                break;
        }
 
                break;
        }
 

-       /* 
+       /*

         * List-type can override the width in the case of fixed-head
         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
         * offset.
         */
 
        switch (type) {
         * List-type can override the width in the case of fixed-head
         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
         * offset.
         */
 
        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;
-               break;
-       case (MDOC_Enum):
-               if (width < 5)
-                       width = 5;
+       case LIST_hyphen:
+               /* FALLTHROUGH */
+       case LIST_enum:
+               if (width < term_len(p, 2))
+                       width = term_len(p, 2);

                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;
        }
 

-       /* 
+       /*

         * Whitespace control.  Inset bodies need an initial space,
         * while diagonal bodies need two.
         */
         * Whitespace control.  Inset bodies need an initial space,
         * while diagonal bodies need two.
         */


@@ -825,12 +742,12 @@ termp_it_pre(DECL_ARGS)
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {

-       case (MDOC_Diag):
-               if (MDOC_BODY == node->type)
+       case LIST_diag:
+               if (MDOC_BODY == n->type)

                        term_word(p, "\\ \\ ");
                break;
                        term_word(p, "\\ \\ ");
                break;

-       case (MDOC_Inset):
-               if (MDOC_BODY == node->type) 
+       case LIST_inset:
+               if (MDOC_BODY == n->type)

                        term_word(p, "\\ ");
                break;
        default:
                        term_word(p, "\\ ");
                break;
        default:


@@ -840,42 +757,42 @@ termp_it_pre(DECL_ARGS)
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {
        p->flags |= TERMP_NOSPACE;
 
        switch (type) {

-       case (MDOC_Diag):
-               if (MDOC_HEAD == node->type)
-                       p->bold++;
+       case LIST_diag:
+               if (MDOC_HEAD == n->type)
+                       term_fontpush(p, TERMFONT_BOLD);

                break;
        default:
                break;
        }
 
        /*
                break;
        default:
                break;
        }
 
        /*

-        * Pad and break control.  This is the tricker part.  Lists with
-        * set right-margins for the head get TERMP_NOBREAK because, if
-        * they overrun the margin, they wrap to the new margin.
-        * Correspondingly, the body for these types don't left-pad, as
-        * the head will pad out to to the right.
+        * Pad and break control.  This is the tricky part.  These flags
+        * are documented in term_flushln() in term.c.  Note that we're
+        * going to unset all of these flags in termp_it_post() when we
+        * exit.

         */
 
        switch (type) {
         */
 
        switch (type) {

-       case (MDOC_Bullet):
+       case LIST_enum:
+               /*
+                * Weird special case.
+                * Very narrow enum lists actually hang.
+                */
+               if (width == term_len(p, 2))
+                       p->flags |= TERMP_HANG;

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Dash):
+       case LIST_bullet:

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Enum):
+       case LIST_dash:

                /* FALLTHROUGH */
                /* FALLTHROUGH */

-       case (MDOC_Hyphen):
-               if (MDOC_HEAD == node->type)
-                       p->flags |= TERMP_NOBREAK;
-               else
-                       p->flags |= TERMP_NOLPAD;
+       case LIST_hyphen:
+               if (MDOC_HEAD != n->type)
+                       break;
+               p->flags |= TERMP_NOBREAK;
+               p->trailspace = 1;

                break;
                break;

-       case (MDOC_Hang):
-               if (MDOC_HEAD == node->type)
-                       p->flags |= TERMP_NOBREAK;
-               else
-                       p->flags |= TERMP_NOLPAD;
-
-               if (MDOC_HEAD != node->type)
+       case LIST_hang:
+               if (MDOC_HEAD != n->type)

                        break;
 
                /*
                        break;
 
                /*


@@ -884,45 +801,48 @@ termp_it_pre(DECL_ARGS)
                 * the "overstep" effect in term_flushln() and treat
                 * this as a `-ohang' list instead.
                 */
                 * the "overstep" effect in term_flushln() and treat
                 * this as a `-ohang' list instead.
                 */

-               if (node->next->child && 
-                               (MDOC_Bl == node->next->child->tok ||
-                                MDOC_Bd == node->next->child->tok)) {
-                       p->flags &= ~TERMP_NOBREAK;
-                       p->flags &= ~TERMP_NOLPAD;
-               } else
-                       p->flags |= TERMP_HANG;
-               break;
-       case (MDOC_Tag):
-               if (MDOC_HEAD == node->type)
-                       p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
-               else
-                       p->flags |= TERMP_NOLPAD;
+               if (n->next->child &&
+                   (MDOC_Bl == n->next->child->tok ||
+                    MDOC_Bd == n->next->child->tok))
+                       break;

 
 

-               if (MDOC_HEAD != node->type)
+               p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
+               p->trailspace = 1;
+               break;
+       case LIST_tag:
+               if (MDOC_HEAD != n->type)

                        break;
                        break;

-               if (NULL == node->next || NULL == node->next->child)
+
+               p->flags |= TERMP_NOBREAK | TERMP_BRIND;
+               p->trailspace = 2;
+
+               if (NULL == n->next || NULL == n->next->child)

                        p->flags |= TERMP_DANGLE;
                break;
                        p->flags |= TERMP_DANGLE;
                break;

-       case (MDOC_Column):
-               if (MDOC_HEAD == node->type) {
-                       assert(node->next);
-                       if (MDOC_BODY == node->next->type)
-                               p->flags &= ~TERMP_NOBREAK;
-                       else
-                               p->flags |= TERMP_NOBREAK;
-                       if (node->prev) 
-                               p->flags |= TERMP_NOLPAD;
+       case LIST_column:
+               if (MDOC_HEAD == n->type)
+                       break;
+
+               if (NULL == n->next) {
+                       p->flags &= ~TERMP_NOBREAK;
+                       p->trailspace = 0;
+               } else {
+                       p->flags |= TERMP_NOBREAK;
+                       p->trailspace = 1;

                }
                }

+

                break;
                break;

-       case (MDOC_Diag):
-               if (MDOC_HEAD == node->type)
-                       p->flags |= TERMP_NOBREAK;
+       case LIST_diag:
+               if (MDOC_HEAD != n->type)
+                       break;
+               p->flags |= TERMP_NOBREAK | TERMP_BRIND;
+               p->trailspace = 1;

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

-       /* 
+       /*

         * Margin control.  Set-head-width lists have their right
         * margins shortened.  The body for these lists has the offset
         * necessarily lengthened.  Everybody gets the offset.
         * Margin control.  Set-head-width lists have their right
         * margins shortened.  The body for these lists has the offset
         * necessarily lengthened.  Everybody gets the offset.


@@ -931,95 +851,99 @@ 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
                 * using `Bd' or `Bl' within `-hang' overstep lists.
                 */
                /*
                 * Same stipulation as above, regarding `-hang'.  We
                 * don't want to recalculate rmargin and offsets when
                 * using `Bd' or `Bl' within `-hang' overstep lists.
                 */

-               if (MDOC_HEAD == node->type && node->next->child &&
-                               (MDOC_Bl == node->next->child->tok || 
-                                MDOC_Bd == node->next->child->tok))
+               if (MDOC_HEAD == n->type && n->next->child &&
+                   (MDOC_Bl == n->next->child->tok ||
+                    MDOC_Bd == n->next->child->tok))

                        break;
                /* FALLTHROUGH */
                        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);
                assert(width);

-               if (MDOC_HEAD == node->type)
+               if (MDOC_HEAD == n->type)

                        p->rmargin = p->offset + width;
                        p->rmargin = p->offset + width;

-               else 
+               else {

                        p->offset += width;
                        p->offset += width;

+                       if (p->rmargin < p->offset)
+                               p->rmargin = p->offset;
+               }

                break;
                break;

-       case (MDOC_Column):
+       case LIST_column:

                assert(width);
                p->rmargin = p->offset + width;
                assert(width);
                p->rmargin = p->offset + width;

-               /* 
+               /*

                 * XXX - this behaviour is not documented: the
                 * right-most column is filled to the right margin.
                 */
                 * XXX - this behaviour is not documented: the
                 * right-most column is filled to the right margin.
                 */

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

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

-       /* 
+       /*

         * The dash, hyphen, bullet and enum lists all have a special
         * The dash, hyphen, bullet and enum lists all have a special

-        * HEAD character (temporarily bold, in some cases).  
+        * HEAD character (temporarily bold, in some cases).

         */
 
         */
 

-       if (MDOC_HEAD == node->type)
+       if (MDOC_HEAD == n->type)

                switch (type) {
                switch (type) {

-               case (MDOC_Bullet):
-                       p->bold++;
+               case LIST_bullet:
+                       term_fontpush(p, TERMFONT_BOLD);

                        term_word(p, "\\[bu]");
                        term_word(p, "\\[bu]");

-                       p->bold--;
+                       term_fontpop(p);

                        break;
                        break;

-               case (MDOC_Dash):
+               case LIST_dash:

                        /* FALLTHROUGH */
                        /* FALLTHROUGH */

-               case (MDOC_Hyphen):
-                       p->bold++;
+               case LIST_hyphen:
+                       term_fontpush(p, TERMFONT_BOLD);

                        term_word(p, "\\(hy");
                        term_word(p, "\\(hy");

-                       p->bold--;
+                       term_fontpop(p);

                        break;
                        break;

-               case (MDOC_Enum):
+               case LIST_enum:

                        (pair->ppair->ppair->count)++;
                        (pair->ppair->ppair->count)++;

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

                        term_word(p, buf);
                        break;
                default:
                        break;
                }
 
                        term_word(p, buf);
                        break;
                default:
                        break;
                }
 

-       /* 
+       /*

         * If we're not going to process our children, indicate so here.
         */
 
        switch (type) {
         * If we're not going to process our children, indicate so here.
         */
 
        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):
-               if (MDOC_HEAD == node->type)
+       case LIST_enum:
+               if (MDOC_HEAD == n->type)

                        return(0);
                break;
                        return(0);
                break;

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

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


@@ -1029,86 +953,154 @@ termp_it_pre(DECL_ARGS)
        return(1);
 }
 
        return(1);
 }
 

-
-/* ARGSUSED */

 static void
 termp_it_post(DECL_ARGS)
 {
 static void
 termp_it_post(DECL_ARGS)
 {

-       int                type;
+       enum mdoc_list     type;

 
 

-       if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
+       if (MDOC_BLOCK == n->type)

                return;
 
                return;
 

-       type = arg_listtype(node->parent->parent->parent);
-       assert(-1 != type);
+       type = n->parent->parent->parent->norm->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):
-               if (MDOC_BODY == node->type)
-                       term_flushln(p);
+       case LIST_inset:
+               if (MDOC_BODY == n->type)
+                       term_newln(p);

                break;
                break;

-       case (MDOC_Column):
-               if (MDOC_HEAD == node->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;
        }
 

-       p->flags = pair->flag;
-}
+       /*
+        * Now that our output is flushed, we can reset our tags.  Since
+        * only `It' sets these flags, we're free to assume that nobody
+        * has munged them in the meanwhile.
+        */

 
 

+       p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
+                       TERMP_DANGLE | TERMP_HANG);
+       p->trailspace = 0;
+}

 
 

-/* ARGSUSED */

 static int
 termp_nm_pre(DECL_ARGS)
 {
 
 static int
 termp_nm_pre(DECL_ARGS)
 {
 

-       if (SEC_SYNOPSIS == node->sec)
-               term_newln(p);
-       p->bold++;
-       if (NULL == node->child)
+       if (MDOC_BLOCK == n->type) {
+               p->flags |= TERMP_PREKEEP;
+               return(1);
+       }
+
+       if (MDOC_BODY == n->type) {
+               if (NULL == n->child)
+                       return(0);
+               p->flags |= TERMP_NOSPACE;
+               p->offset += term_len(p, 1) +
+                   (NULL == n->prev->child ?
+                    term_strlen(p, meta->name) :
+                    MDOC_TEXT == n->prev->child->type ?
+                    term_strlen(p, n->prev->child->string) :
+                    term_len(p, 5));
+               if (p->rmargin < p->offset)
+                       p->rmargin = p->offset;
+               return(1);
+       }
+
+       if (NULL == n->child && NULL == meta->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_BRIND;
+               p->trailspace = 1;
+               p->rmargin = p->offset + term_len(p, 1);
+               if (NULL == n->child) {
+                       p->rmargin += term_strlen(p, meta->name);
+               } else if (MDOC_TEXT == n->child->type) {
+                       p->rmargin += term_strlen(p, n->child->string);
+                       if (n->child->next)
+                               p->flags |= TERMP_HANG;
+               } else {
+                       p->rmargin += term_len(p, 5);
+                       p->flags |= TERMP_HANG;
+               }
+       }
+
+       term_fontpush(p, TERMFONT_BOLD);
+       if (NULL == n->child)

                term_word(p, meta->name);
        return(1);
 }
 
                term_word(p, meta->name);
        return(1);
 }
 

+static void
+termp_nm_post(DECL_ARGS)
+{
+
+       if (MDOC_BLOCK == n->type) {
+               p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
+       } else if (MDOC_HEAD == n->type && n->next->child) {
+               term_flushln(p);
+               p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
+               p->trailspace = 0;
+       } else if (MDOC_BODY == n->type && n->child)
+               term_flushln(p);
+}

 
 

-/* ARGSUSED */

 static int
 termp_fl_pre(DECL_ARGS)
 {
 
 static int
 termp_fl_pre(DECL_ARGS)
 {
 

-       p->bold++;
+       term_fontpush(p, TERMFONT_BOLD);

        term_word(p, "\\-");
        term_word(p, "\\-");

-       p->flags |= TERMP_NOSPACE;
+
+       if (n->child)
+               p->flags |= TERMP_NOSPACE;
+       else if (n->next && n->next->line == n->line)
+               p->flags |= TERMP_NOSPACE;
+

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

-
-/* ARGSUSED */

 static int
 static int

-termp_an_pre(DECL_ARGS)
+termp__a_pre(DECL_ARGS)

 {
 
 {
 

-       if (NULL == node->child)
+       if (n->prev && MDOC__A == n->prev->tok)
+               if (NULL == n->next || MDOC__A != n->next->tok)
+                       term_word(p, "and");
+
+       return(1);
+}
+
+static int
+termp_an_pre(DECL_ARGS)
+{
+
+       if (NULL == n->child)

                return(1);
 
        /*
                return(1);
 
        /*

-        * XXX: this is poorly documented.  If not in the AUTHORS
-        * section, `An -split' will cause newlines to occur before the
-        * author name.  If in the AUTHORS section, by default, the
-        * first `An' invocation is nosplit, then all subsequent ones,
-        * regardless of whether interspersed with other macros/text,
-        * are split.  -split, in this case, will override the condition
-        * of the implied first -nosplit.
+        * If not in the AUTHORS section, `An -split' will cause
+        * newlines to occur before the author name.  If in the AUTHORS
+        * section, by default, the first `An' invocation is nosplit,
+        * then all subsequent ones, regardless of whether interspersed
+        * with other macros/text, are split.  -split, in this case,
+        * will override the condition of the implied first -nosplit.

         */
         */

-       
-       if (node->sec == SEC_AUTHORS) {
+
+       if (n->sec == SEC_AUTHORS) {

                if ( ! (TERMP_ANPREC & p->flags)) {
                        if (TERMP_SPLIT & p->flags)
                                term_newln(p);
                if ( ! (TERMP_ANPREC & p->flags)) {
                        if (TERMP_SPLIT & p->flags)
                                term_newln(p);


@@ -1126,142 +1118,129 @@ termp_an_pre(DECL_ARGS)
        return(1);
 }
 
        return(1);
 }
 

-
-/* ARGSUSED */

 static void
 termp_an_post(DECL_ARGS)
 {
 
 static void
 termp_an_post(DECL_ARGS)
 {
 

-       if (node->child) {
-               if (SEC_AUTHORS == node->sec)
+       if (n->child) {
+               if (SEC_AUTHORS == n->sec)

                        p->flags |= TERMP_ANPREC;
                return;
        }
 
                        p->flags |= TERMP_ANPREC;
                return;
        }
 

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

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

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

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

-
-/* ARGSUSED */

 static int
 termp_ns_pre(DECL_ARGS)
 {
 
 static int
 termp_ns_pre(DECL_ARGS)
 {
 

-       p->flags |= TERMP_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static int
-termp_pp_pre(DECL_ARGS)
-{
-
-       term_vspace(p);
+       if ( ! (MDOC_LINE & n->flags))
+               p->flags |= TERMP_NOSPACE;

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

-
-/* ARGSUSED */

 static int
 termp_rs_pre(DECL_ARGS)
 {
 
 static int
 termp_rs_pre(DECL_ARGS)
 {
 

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

                term_vspace(p);
        return(1);
 }
 
                term_vspace(p);
        return(1);
 }
 

-
-/* ARGSUSED */

 static int
 termp_rv_pre(DECL_ARGS)
 {
 static int
 termp_rv_pre(DECL_ARGS)
 {

-       const struct mdoc_node  *nn;
+       int              nchild;

 
        term_newln(p);
        term_word(p, "The");
 
 
        term_newln(p);
        term_word(p, "The");
 

-       nn = node->child;
-       assert(nn);
-       for ( ; nn; nn = nn->next) {
-               p->bold++;
-               term_word(p, nn->string);
-               p->bold--;
+       nchild = n->nchild;
+       for (n = n->child; n; n = n->next) {
+               term_fontpush(p, TERMFONT_BOLD);
+               term_word(p, n->string);
+               term_fontpop(p);
+

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

-               if (nn->next && NULL == nn->next->next)
-                       term_word(p, "(), and");
-               else if (nn->next)
-                       term_word(p, "(),");
-               else
-                       term_word(p, "()");
+               term_word(p, "()");
+
+               if (nchild > 2 && n->next) {
+                       p->flags |= TERMP_NOSPACE;
+                       term_word(p, ",");
+               }
+
+               if (n->next && NULL == n->next->next)
+                       term_word(p, "and");

        }
 
        }
 

-       if (node->child->next)
+       if (nchild > 1)

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

-               term_word(p, "the value 0 if successful; otherwise the value "
-                       "-1 is returned and the global variable");
+       term_word(p, "the value 0 if successful; otherwise the "
+           "value -1 is returned and the global variable");

 
 

-       p->under++;
+       term_fontpush(p, TERMFONT_UNDER);

        term_word(p, "errno");
        term_word(p, "errno");

-       p->under--;
+       term_fontpop(p);

 
 

-               term_word(p, "is set to indicate the error.");
+       term_word(p, "is set to indicate the error.");
+       p->flags |= TERMP_SENTENCE;

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

-
-/* ARGSUSED */

 static int
 termp_ex_pre(DECL_ARGS)
 {
 static int
 termp_ex_pre(DECL_ARGS)
 {

-       const struct mdoc_node  *nn;
+       int              nchild;

 
 

+       term_newln(p);

        term_word(p, "The");
 
        term_word(p, "The");
 

-       nn = node->child;
-       assert(nn);
-       for ( ; nn; nn = nn->next) {
-               p->bold++;
-               term_word(p, nn->string);
-               p->bold--;
-               p->flags |= TERMP_NOSPACE;
-               if (nn->next && NULL == nn->next->next)
-                       term_word(p, ", and");
-               else if (nn->next)
+       nchild = n->nchild;
+       for (n = n->child; n; n = n->next) {
+               term_fontpush(p, TERMFONT_BOLD);
+               term_word(p, n->string);
+               term_fontpop(p);
+
+               if (nchild > 2 && n->next) {
+                       p->flags |= TERMP_NOSPACE;

                        term_word(p, ",");
                        term_word(p, ",");

-               else
-                       p->flags &= ~TERMP_NOSPACE;
+               }
+
+               if (n->next && NULL == n->next->next)
+                       term_word(p, "and");

        }
 
        }
 

-       if (node->child->next)
+       if (nchild > 1)

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

 
 

+       p->flags |= TERMP_SENTENCE;

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

-
-/* ARGSUSED */

 static int
 termp_nd_pre(DECL_ARGS)
 {
 
 static int
 termp_nd_pre(DECL_ARGS)
 {
 

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

                return(1);
 
 #if defined(__OpenBSD__) || defined(__linux__)
                return(1);
 
 #if defined(__OpenBSD__) || defined(__linux__)


@@ -1272,109 +1251,163 @@ termp_nd_pre(DECL_ARGS)
        return(1);
 }
 
        return(1);
 }
 

-
-/* ARGSUSED */
-static void
-termp_bl_post(DECL_ARGS)
+static int
+termp_bl_pre(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BLOCK == node->type)
-               term_newln(p);
+       return(MDOC_HEAD != n->type);

 }
 
 }
 

-
-/* ARGSUSED */

 static void
 static void

-termp_op_post(DECL_ARGS)
+termp_bl_post(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BODY != node->type) 
-               return;
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(rB");
+       if (MDOC_BLOCK == n->type)
+               term_newln(p);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_xr_pre(DECL_ARGS)
 {
 static int
 termp_xr_pre(DECL_ARGS)
 {

-       const struct mdoc_node *n;

 
 

-       assert(node->child && MDOC_TEXT == node->child->type);
-       n = node->child;
+       if (NULL == (n = n->child))
+               return(0);

 
 

+       assert(MDOC_TEXT == n->type);

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

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

                return(0);
                return(0);

+

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

+
+       assert(MDOC_TEXT == n->type);

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

+

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

+

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

-
-/* ARGSUSED */
+/*
+ * 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
 static void

-termp_vt_post(DECL_ARGS)
+synopsis_pre(struct termp *p, const struct mdoc_node *n)

 {
 {

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

                return;
                return;

-       if (node->next && MDOC_Vt == node->next->tok)
+
+       /*
+        * 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);
                term_newln(p);

-       else if (node->next)
+               return;
+       }
+
+       /*
+        * 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);
                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;
+       }

 }
 
 }
 

+static int
+termp_vt_pre(DECL_ARGS)
+{
+
+       if (MDOC_ELEM == n->type) {
+               synopsis_pre(p, n);
+               return(termp_under_pre(p, pair, meta, 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, meta, n));
+}

 
 

-/* ARGSUSED */

 static int
 termp_bold_pre(DECL_ARGS)
 {
 
 static int
 termp_bold_pre(DECL_ARGS)
 {
 

-       p->bold++;
+       term_fontpush(p, TERMFONT_BOLD);

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

+static int
+termp_fd_pre(DECL_ARGS)
+{
+
+       synopsis_pre(p, n);
+       return(termp_bold_pre(p, pair, meta, n));
+}

 
 

-/* ARGSUSED */

 static void
 termp_fd_post(DECL_ARGS)
 {
 
 static void
 termp_fd_post(DECL_ARGS)
 {
 

-       if (node->sec != SEC_SYNOPSIS)
-               return;
-

        term_newln(p);
        term_newln(p);

-       if (node->next && MDOC_Fd != node->next->tok)
-               term_vspace(p);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_sh_pre(DECL_ARGS)
 {
 static int
 termp_sh_pre(DECL_ARGS)
 {

-       /* 
-        * XXX: undocumented: using two `Sh' macros in sequence has no
-        * vspace between calls, only a newline.
-        */
-       switch (node->type) {
-       case (MDOC_BLOCK):
-               if (node->prev && MDOC_Sh == node->prev->tok)
-                       if (NULL == node->prev->body->child)
+
+       /* No vspace between consecutive `Sh' calls. */
+
+       switch (n->type) {
+       case MDOC_BLOCK:
+               if (n->prev && MDOC_Sh == n->prev->tok)
+                       if (NULL == n->prev->body->child)

                                break;
                term_vspace(p);
                break;
                                break;
                term_vspace(p);
                break;

-       case (MDOC_HEAD):
-               p->bold++;
+       case MDOC_HEAD:
+               term_fontpush(p, TERMFONT_BOLD);

                break;
                break;

-       case (MDOC_BODY):
-               p->offset = INDENT;
+       case MDOC_BODY:
+               p->offset = term_len(p, p->defindent);
+               if (SEC_AUTHORS == n->sec)
+                       p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);

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


@@ -1382,17 +1415,15 @@ termp_sh_pre(DECL_ARGS)
        return(1);
 }
 
        return(1);
 }
 

-
-/* ARGSUSED */

 static void
 termp_sh_post(DECL_ARGS)
 {
 
 static void
 termp_sh_post(DECL_ARGS)
 {
 

-       switch (node->type) {
-       case (MDOC_HEAD):
+       switch (n->type) {
+       case MDOC_HEAD:

                term_newln(p);
                break;
                term_newln(p);
                break;

-       case (MDOC_BODY):
+       case MDOC_BODY:

                term_newln(p);
                p->offset = 0;
                break;
                term_newln(p);
                p->offset = 0;
                break;


@@ -1401,406 +1432,320 @@ termp_sh_post(DECL_ARGS)
        }
 }
 
        }
 }
 

-
-/* ARGSUSED */
-static int
-termp_op_pre(DECL_ARGS)
-{
-
-       switch (node->type) {
-       case (MDOC_BODY):
-               term_word(p, "\\(lB");
-               p->flags |= TERMP_NOSPACE;
-               break;
-       default:
-               break;
-       }
-       return(1);
-}
-
-
-/* ARGSUSED */

 static int
 termp_bt_pre(DECL_ARGS)
 {
 
        term_word(p, "is currently in beta test.");
 static int
 termp_bt_pre(DECL_ARGS)
 {
 
        term_word(p, "is currently in beta test.");

-       return(1);
+       p->flags |= TERMP_SENTENCE;
+       return(0);

 }
 
 }
 

-
-/* ARGSUSED */

 static void
 termp_lb_post(DECL_ARGS)
 {
 
 static void
 termp_lb_post(DECL_ARGS)
 {
 

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

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_ud_pre(DECL_ARGS)
 {
 
        term_word(p, "currently under development.");
 static int
 termp_ud_pre(DECL_ARGS)
 {
 
        term_word(p, "currently under development.");

-       return(1);
+       p->flags |= TERMP_SENTENCE;
+       return(0);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_d1_pre(DECL_ARGS)
 {
 
 static int
 termp_d1_pre(DECL_ARGS)
 {
 

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

                return(1);
        term_newln(p);
                return(1);
        term_newln(p);

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

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

-
-/* ARGSUSED */
-static void
-termp_d1_post(DECL_ARGS)
-{
-
-       if (MDOC_BLOCK != node->type) 
-               return;
-       term_newln(p);
-}
-
-
-/* ARGSUSED */
-static int
-termp_aq_pre(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return(1);
-       term_word(p, "\\(la");
-       p->flags |= TERMP_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-termp_aq_post(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return;
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(ra");
-}
-
-
-/* ARGSUSED */

 static int
 termp_ft_pre(DECL_ARGS)
 {
 
 static int
 termp_ft_pre(DECL_ARGS)
 {
 

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

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

-
-/* ARGSUSED */
-static void
-termp_ft_post(DECL_ARGS)
+static int
+termp_fn_pre(DECL_ARGS)

 {
 {

+       size_t           rmargin = 0;
+       int              pretty;

 
 

-       if (SEC_SYNOPSIS == node->sec)
-               term_newln(p);
-}
+       pretty = MDOC_SYNPRETTY & n->flags;

 
 

+       synopsis_pre(p, n);

 
 

-/* ARGSUSED */
-static int
-termp_fn_pre(DECL_ARGS)
-{
-       const struct mdoc_node *n;
+       if (NULL == (n = n->child))
+               return(0);

 
 

-       assert(node->child && MDOC_TEXT == node->child->type);
+       if (pretty) {
+               rmargin = p->rmargin;
+               p->rmargin = p->offset + term_len(p, 4);
+               p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
+       }

 
 

-       /* FIXME: can be "type funcname" "type varname"... */
+       assert(MDOC_TEXT == n->type);
+       term_fontpush(p, TERMFONT_BOLD);
+       term_word(p, n->string);
+       term_fontpop(p);

 
 

-       p->bold++;
-       term_word(p, node->child->string);
-       p->bold--;
+       if (pretty) {
+               term_flushln(p);
+               p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
+               p->offset = p->rmargin;
+               p->rmargin = rmargin;
+       }

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

+       p->flags |= TERMP_NOSPACE;

 
 

-       for (n = node->child->next; n; n = n->next) {
-               p->under++;
+       for (n = n->next; n; n = n->next) {
+               assert(MDOC_TEXT == n->type);
+               term_fontpush(p, TERMFONT_UNDER);
+               if (pretty)
+                       p->flags |= TERMP_NBRWORD;

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

-               p->under--;
-               if (n->next)
+               term_fontpop(p);
+
+               if (n->next) {
+                       p->flags |= TERMP_NOSPACE;

                        term_word(p, ",");
                        term_word(p, ",");

+               }

        }
 
        }
 

+       p->flags |= TERMP_NOSPACE;

        term_word(p, ")");
 
        term_word(p, ")");
 

-       if (SEC_SYNOPSIS == node->sec)
+       if (pretty) {
+               p->flags |= TERMP_NOSPACE;

                term_word(p, ";");
                term_word(p, ";");

+               term_flushln(p);
+       }

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

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

 static int
 termp_fa_pre(DECL_ARGS)
 {
 static int
 termp_fa_pre(DECL_ARGS)
 {

-       struct mdoc_node *n;
+       const struct mdoc_node  *nn;

 
 

-       if (node->parent->tok != MDOC_Fo) {
-               p->under++;
+       if (n->parent->tok != MDOC_Fo) {
+               term_fontpush(p, TERMFONT_UNDER);

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

-       for (n = node->child; n; n = n->next) {
-               p->under++;
-               term_word(p, n->string);
-               p->under--;
-               if (n->next)
+       for (nn = n->child; nn; nn = nn->next) {
+               term_fontpush(p, TERMFONT_UNDER);
+               p->flags |= TERMP_NBRWORD;
+               term_word(p, nn->string);
+               term_fontpop(p);
+
+               if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
+                       p->flags |= TERMP_NOSPACE;

                        term_word(p, ",");
                        term_word(p, ",");

+               }

        }
 
        }
 

-       if (node->child && node->next && node->next->tok == MDOC_Fa)
-               term_word(p, ",");
-

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

-
-/* ARGSUSED */

 static int
 termp_bd_pre(DECL_ARGS)
 {
 static int
 termp_bd_pre(DECL_ARGS)
 {

-       int              i, type;
+       size_t                   tabwidth, rm, rmax;
+       struct mdoc_node        *nn;
+
+       if (MDOC_BLOCK == n->type) {
+               print_bvspace(p, n, n);
+               return(1);
+       } else if (MDOC_HEAD == n->type)
+               return(0);
+
+       if (n->norm->Bd.offs)
+               p->offset += a2offs(p, n->norm->Bd.offs);

 
        /*
 
        /*

-        * This is fairly tricky due primarily to crappy documentation.

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

-        * but change the indentation.
-        *
-        * If, on the other hand, -unfilled or -literal are specified,
-        * then the game changes.  Text is printed exactly as entered in
-        * the display: if a macro line, a newline is appended to the
-        * line.  Blank lines are allowed.
+        * but change the indentation.  If -unfilled or -literal are
+        * specified, text is printed exactly as entered in the display:
+        * for macro lines, a newline is appended to the line.  Blank
+        * lines are allowed.

         */
 
         */
 

-       if (MDOC_BLOCK == node->type) {
-               fmt_block_vspace(p, node, node);
-               return(1);
-       } else if (MDOC_BODY != node->type)
+       if (DISP_literal != n->norm->Bd.type &&
+           DISP_unfilled != n->norm->Bd.type)

                return(1);
 
                return(1);
 

-       assert(node->parent->args);
+       tabwidth = p->tabwidth;
+       if (DISP_literal == n->norm->Bd.type)
+               p->tabwidth = term_len(p, 8);

 
 

-       for (type = -1, i = 0; -1 == type && 
-                       i < (int)node->parent->args->argc; i++) {
-               switch (node->parent->args->argv[i].arg) {
-               case (MDOC_Ragged):
+       rm = p->rmargin;
+       rmax = p->maxrmargin;
+       p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
+
+       for (nn = n->child; nn; nn = nn->next) {
+               print_mdoc_node(p, pair, meta, nn);
+               /*
+                * If the printed node flushes its own line, then we
+                * needn't do it here as well.  This is hacky, but the
+                * notion of selective eoln whitespace is pretty dumb
+                * anyway, so don't sweat it.
+                */
+               switch (nn->tok) {
+               case MDOC_Sm:

                        /* FALLTHROUGH */
                        /* FALLTHROUGH */

-               case (MDOC_Filled):
+               case MDOC_br:

                        /* FALLTHROUGH */
                        /* FALLTHROUGH */

-               case (MDOC_Unfilled):
+               case MDOC_sp:

                        /* FALLTHROUGH */
                        /* FALLTHROUGH */

-               case (MDOC_Literal):
-                       type = node->parent->args->argv[i].arg;
-                       break;
+               case MDOC_Bl:
+                       /* FALLTHROUGH */
+               case MDOC_D1:
+                       /* FALLTHROUGH */
+               case MDOC_Dl:
+                       /* FALLTHROUGH */
+               case MDOC_Lp:
+                       /* FALLTHROUGH */
+               case MDOC_Pp:
+                       continue;

                default:
                        break;
                }
                default:
                        break;
                }

-       }
-       
-       assert(type > -1);
-
-       i = arg_getattr(MDOC_Offset, node->parent);
-       if (-1 != i)
-               p->offset += arg_offset(&node->parent->args->argv[i]);
-
-       switch (type) {
-       case (MDOC_Literal):
-               /* FALLTHROUGH */
-       case (MDOC_Unfilled):
-               break;
-       default:
-               return(1);
-       }
-
-       for (node = node->child; node; node = node->next) {
+               if (nn->next && nn->next->line == nn->line)
+                       continue;
+               term_flushln(p);

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

-               print_node(p, pair, meta, node);
-               if (node->next)
-                       term_flushln(p);

        }
 
        }
 

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

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

-
-/* ARGSUSED */

 static void
 termp_bd_post(DECL_ARGS)
 {
 static void
 termp_bd_post(DECL_ARGS)
 {

+       size_t           rm, rmax;

 
 

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

                return;
                return;

-       p->flags |= TERMP_NOSPACE;
-       term_flushln(p);
-}

 
 

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

 
 

-/* ARGSUSED */
-static int
-termp_qq_pre(DECL_ARGS)
-{
+       if (DISP_literal == n->norm->Bd.type ||
+           DISP_unfilled == n->norm->Bd.type)
+               p->rmargin = p->maxrmargin = TERM_MAXMARGIN;

 
 

-       if (MDOC_BODY != node->type)
-               return(1);
-       term_word(p, "\"");

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

-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-termp_qq_post(DECL_ARGS)
-{
+       term_newln(p);

 
 

-       if (MDOC_BODY != node->type)
-               return;
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\"");
+       p->rmargin = rm;
+       p->maxrmargin = rmax;

 }
 
 }
 

-
-/* ARGSUSED */
-static void
-termp_bx_post(DECL_ARGS)
+static int
+termp_bx_pre(DECL_ARGS)

 {
 
 {
 

-       if (node->child)
+       if (NULL != (n = n->child)) {
+               term_word(p, n->string);

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

-       term_word(p, "BSD");
-}
+               term_word(p, "BSD");
+       } else {
+               term_word(p, "BSD");
+               return(0);
+       }
+
+       if (NULL != (n = n->next)) {
+               p->flags |= TERMP_NOSPACE;
+               term_word(p, "-");
+               p->flags |= TERMP_NOSPACE;
+               term_word(p, n->string);
+       }

 
 

+       return(0);
+}

 
 

-/* ARGSUSED */

 static int
 termp_xx_pre(DECL_ARGS)
 {
        const char      *pp;
 static int
 termp_xx_pre(DECL_ARGS)
 {
        const char      *pp;

+       int              flags;

 
        pp = NULL;
 
        pp = NULL;

-       switch (node->tok) {
-       case (MDOC_Bsx):
-               pp = "BSDI BSD/OS";
+       switch (n->tok) {
+       case MDOC_Bsx:
+               pp = "BSD/OS";

                break;
                break;

-       case (MDOC_Dx):
-               pp = "DragonFlyBSD";
+       case MDOC_Dx:
+               pp = "DragonFly";

                break;
                break;

-       case (MDOC_Fx):
+       case MDOC_Fx:

                pp = "FreeBSD";
                break;
                pp = "FreeBSD";
                break;

-       case (MDOC_Nx):
+       case MDOC_Nx:

                pp = "NetBSD";
                break;
                pp = "NetBSD";
                break;

-       case (MDOC_Ox):
+       case MDOC_Ox:

                pp = "OpenBSD";
                break;
                pp = "OpenBSD";
                break;

-       case (MDOC_Ux):
+       case MDOC_Ux:

                pp = "UNIX";
                break;
        default:
                pp = "UNIX";
                break;
        default:

-               break;
+               abort();
+               /* NOTREACHED */

        }
 
        }
 

-       assert(pp);

        term_word(p, pp);
        term_word(p, pp);

-       return(1);
-}
-
-
-/* ARGSUSED */
-static int
-termp_sq_pre(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return(1);
-       term_word(p, "\\(oq");
-       p->flags |= TERMP_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-termp_sq_post(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return;
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(aq");
-}
-
-
-/* ARGSUSED */
-static int
-termp_pf_pre(DECL_ARGS)
-{
-
-       p->flags |= TERMP_IGNDELIM;
-       return(1);
+       if (n->child) {
+               flags = p->flags;
+               p->flags |= TERMP_KEEP;
+               term_word(p, n->child->string);
+               p->flags = flags;
+       }
+       return(0);

 }
 
 }
 

-
-/* ARGSUSED */

 static void
 termp_pf_post(DECL_ARGS)
 {
 
 static void
 termp_pf_post(DECL_ARGS)
 {
 

-       p->flags &= ~TERMP_IGNDELIM;

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

-
-/* ARGSUSED */

 static int
 termp_ss_pre(DECL_ARGS)
 {
 
 static int
 termp_ss_pre(DECL_ARGS)
 {
 

-       switch (node->type) {
-       case (MDOC_BLOCK):
+       switch (n->type) {
+       case MDOC_BLOCK:

                term_newln(p);
                term_newln(p);

-               if (node->prev)
+               if (n->prev)

                        term_vspace(p);
                break;
                        term_vspace(p);
                break;

-       case (MDOC_HEAD):
-               p->bold++;
-               p->offset = HALFINDENT;
+       case MDOC_HEAD:
+               term_fontpush(p, TERMFONT_BOLD);
+               p->offset = term_len(p, (p->defindent+1)/2);

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


@@ -1809,79 +1754,73 @@ termp_ss_pre(DECL_ARGS)
        return(1);
 }
 
        return(1);
 }
 

-
-/* ARGSUSED */

 static void
 termp_ss_post(DECL_ARGS)
 {
 
 static void
 termp_ss_post(DECL_ARGS)
 {
 

-       if (MDOC_HEAD == node->type)
+       if (MDOC_HEAD == n->type)

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

-
-/* ARGSUSED */

 static int
 termp_cd_pre(DECL_ARGS)
 {
 
 static int
 termp_cd_pre(DECL_ARGS)
 {
 

-       p->bold++;
-       term_newln(p);
+       synopsis_pre(p, n);
+       term_fontpush(p, TERMFONT_BOLD);

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

-
-/* ARGSUSED */

 static int
 termp_in_pre(DECL_ARGS)
 {
 
 static int
 termp_in_pre(DECL_ARGS)
 {
 

-       p->bold++;
-       if (SEC_SYNOPSIS == node->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);
 }
 

-
-/* ARGSUSED */

 static void
 termp_in_post(DECL_ARGS)
 {
 
 static void
 termp_in_post(DECL_ARGS)
 {
 

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

 
 

-       if (SEC_SYNOPSIS != node->sec)
-               return;
+       p->flags |= TERMP_NOSPACE;
+       term_word(p, ">");

 
 

-       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 (node->next && MDOC_In != node->next->tok)
-               term_vspace(p);
+       if (MDOC_SYNPRETTY & n->flags)
+               term_fontpop(p);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_sp_pre(DECL_ARGS)
 {
 static int
 termp_sp_pre(DECL_ARGS)
 {

-       int              i, len;
+       size_t           i, len;

 
 

-       if (NULL == node->child) {
-               term_vspace(p);
-               return(0);
+       switch (n->tok) {
+       case MDOC_sp:
+               len = n->child ? a2height(p, n->child->string) : 1;
+               break;
+       case MDOC_br:
+               len = 0;
+               break;
+       default:
+               len = 1;
+               break;

        }
 
        }
 

-       len = atoi(node->child->string);

        if (0 == len)
                term_newln(p);
        for (i = 0; i < len; i++)
        if (0 == len)
                term_newln(p);
        for (i = 0; i < len; i++)


@@ -1890,233 +1829,381 @@ termp_sp_pre(DECL_ARGS)
        return(0);
 }
 
        return(0);
 }
 

-
-/* ARGSUSED */

 static int
 static int

-termp_br_pre(DECL_ARGS)
+termp_es_pre(DECL_ARGS)

 {
 
 {
 

-       term_newln(p);
-       return(1);
+       return(0);

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 static int

-termp_brq_pre(DECL_ARGS)
+termp_quote_pre(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BODY != node->type)
+       if (MDOC_BODY != n->type && MDOC_ELEM != n->type)

                return(1);
                return(1);

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

 
 

-/* ARGSUSED */
-static void
-termp_brq_post(DECL_ARGS)
-{
-
-       if (MDOC_BODY != node->type)
-               return;
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(rC");
-}
-
-
-/* ARGSUSED */
-static int
-termp_bq_pre(DECL_ARGS)
-{
+       switch (n->tok) {
+       case MDOC_Ao:
+               /* FALLTHROUGH */
+       case MDOC_Aq:
+               term_word(p, "<");
+               break;
+       case MDOC_Bro:
+               /* FALLTHROUGH */
+       case MDOC_Brq:
+               term_word(p, "{");
+               break;
+       case MDOC_Oo:
+               /* FALLTHROUGH */
+       case MDOC_Op:
+               /* FALLTHROUGH */
+       case MDOC_Bo:
+               /* FALLTHROUGH */
+       case MDOC_Bq:
+               term_word(p, "[");
+               break;
+       case MDOC_Do:
+               /* FALLTHROUGH */
+       case MDOC_Dq:
+               term_word(p, "\\(lq");
+               break;
+       case MDOC_En:
+               if (NULL == n->norm->Es ||
+                   NULL == n->norm->Es->child)
+                       return(1);
+               term_word(p, n->norm->Es->child->string);
+               break;
+       case MDOC_Eo:
+               break;
+       case MDOC_Po:
+               /* FALLTHROUGH */
+       case MDOC_Pq:
+               term_word(p, "(");
+               break;
+       case MDOC__T:
+               /* FALLTHROUGH */
+       case MDOC_Qo:
+               /* FALLTHROUGH */
+       case MDOC_Qq:
+               term_word(p, "\"");
+               break;
+       case MDOC_Ql:
+               /* FALLTHROUGH */
+       case MDOC_So:
+               /* FALLTHROUGH */
+       case MDOC_Sq:
+               term_word(p, "\\(oq");
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }

 
 

-       if (MDOC_BODY != node->type)
-               return(1);
-       term_word(p, "\\(lB");

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

-
-/* ARGSUSED */

 static void
 static void

-termp_bq_post(DECL_ARGS)
+termp_quote_post(DECL_ARGS)

 {
 
 {
 

-       if (MDOC_BODY != node->type)
+       if (MDOC_BODY != n->type && MDOC_ELEM != n->type)

                return;
                return;

-       p->flags |= TERMP_NOSPACE;
-       term_word(p, "\\(rB");
-}
-
-
-/* ARGSUSED */
-static int
-termp_pq_pre(DECL_ARGS)
-{

 
 

-       if (MDOC_BODY != node->type)
-               return(1);
-       term_word(p, "\\&(");
-       p->flags |= TERMP_NOSPACE;
-       return(1);
-}
-
-
-/* ARGSUSED */
-static void
-termp_pq_post(DECL_ARGS)
-{
+       if (MDOC_En != n->tok)
+               p->flags |= TERMP_NOSPACE;

 
 

-       if (MDOC_BODY != node->type)
-               return;
-       term_word(p, ")");
+       switch (n->tok) {
+       case MDOC_Ao:
+               /* FALLTHROUGH */
+       case MDOC_Aq:
+               term_word(p, ">");
+               break;
+       case MDOC_Bro:
+               /* FALLTHROUGH */
+       case MDOC_Brq:
+               term_word(p, "}");
+               break;
+       case MDOC_Oo:
+               /* FALLTHROUGH */
+       case MDOC_Op:
+               /* FALLTHROUGH */
+       case MDOC_Bo:
+               /* FALLTHROUGH */
+       case MDOC_Bq:
+               term_word(p, "]");
+               break;
+       case MDOC_Do:
+               /* FALLTHROUGH */
+       case MDOC_Dq:
+               term_word(p, "\\(rq");
+               break;
+       case MDOC_En:
+               if (NULL != n->norm->Es &&
+                   NULL != n->norm->Es->child &&
+                   NULL != n->norm->Es->child->next) {
+                       p->flags |= TERMP_NOSPACE;
+                       term_word(p, n->norm->Es->child->next->string);
+               }
+               break;
+       case MDOC_Eo:
+               break;
+       case MDOC_Po:
+               /* FALLTHROUGH */
+       case MDOC_Pq:
+               term_word(p, ")");
+               break;
+       case MDOC__T:
+               /* FALLTHROUGH */
+       case MDOC_Qo:
+               /* FALLTHROUGH */
+       case MDOC_Qq:
+               term_word(p, "\"");
+               break;
+       case MDOC_Ql:
+               /* FALLTHROUGH */
+       case MDOC_So:
+               /* FALLTHROUGH */
+       case MDOC_Sq:
+               term_word(p, "\\(cq");
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }

 }
 
 }
 

-
-/* ARGSUSED */

 static int
 termp_fo_pre(DECL_ARGS)
 {
 static int
 termp_fo_pre(DECL_ARGS)
 {

-       const struct mdoc_node *n;
+       size_t           rmargin = 0;
+       int              pretty;

 
 

-       if (MDOC_BODY == node->type) {
+       pretty = MDOC_SYNPRETTY & n->flags;
+
+       if (MDOC_BLOCK == n->type) {
+               synopsis_pre(p, n);
+               return(1);
+       } else if (MDOC_BODY == n->type) {
+               if (pretty) {
+                       rmargin = p->rmargin;
+                       p->rmargin = p->offset + term_len(p, 4);
+                       p->flags |= TERMP_NOBREAK | TERMP_BRIND |
+                                       TERMP_HANG;
+               }

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

+               if (pretty) {
+                       term_flushln(p);
+                       p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
+                                       TERMP_HANG);
+                       p->offset = p->rmargin;
+                       p->rmargin = rmargin;
+               }

                return(1);
                return(1);

-       } else if (MDOC_HEAD != node->type) 
-               return(1);
-
-       p->bold++;
-       for (n = node->child; n; n = n->next) {
-               assert(MDOC_TEXT == n->type);
-               term_word(p, n->string);

        }
        }

-       p->bold--;

 
 

+       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);
 }
 

-
-/* ARGSUSED */

 static void
 termp_fo_post(DECL_ARGS)
 {
 
 static void
 termp_fo_post(DECL_ARGS)
 {
 

-       if (MDOC_BODY != node->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, ";");
+               term_flushln(p);
+       }
+}

 
 

-/* ARGSUSED */

 static int
 termp_bf_pre(DECL_ARGS)
 {
 static int
 termp_bf_pre(DECL_ARGS)
 {

-       const struct mdoc_node  *n;

 
 

-       if (MDOC_HEAD == node->type)
+       if (MDOC_HEAD == n->type)

                return(0);
                return(0);

-       else if (MDOC_BLOCK != node->type)
-               return(1);
-
-       if (NULL == (n = node->head->child)) {
-               if (arg_hasattr(MDOC_Emphasis, node))
-                       p->under++;
-               else if (arg_hasattr(MDOC_Symbolic, node))
-                       p->bold++;
-
+       else if (MDOC_BODY != n->type)

                return(1);
                return(1);

-       } 

 
 

-       assert(MDOC_TEXT == n->type);
-       if (0 == strcmp("Em", n->string))
-               p->under++;
-       else if (0 == strcmp("Sy", n->string))
-               p->bold++;
+       if (FONT_Em == n->norm->Bf.font)
+               term_fontpush(p, TERMFONT_UNDER);
+       else if (FONT_Sy == n->norm->Bf.font)
+               term_fontpush(p, TERMFONT_BOLD);
+       else
+               term_fontpush(p, TERMFONT_NONE);

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

-
-/* ARGSUSED */

 static int
 termp_sm_pre(DECL_ARGS)
 {
 
 static int
 termp_sm_pre(DECL_ARGS)
 {
 

-       assert(node->child && MDOC_TEXT == node->child->type);
-       if (0 == strcmp("on", node->child->string)) {
+       if (NULL == n->child)
+               p->flags ^= TERMP_NONOSPACE;
+       else if (0 == strcmp("on", n->child->string))

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

-               p->flags &= ~TERMP_NOSPACE;
-       } else
+       else

                p->flags |= TERMP_NONOSPACE;
 
                p->flags |= TERMP_NONOSPACE;
 

+       if (p->col && ! (TERMP_NONOSPACE & p->flags))
+               p->flags &= ~TERMP_NOSPACE;
+

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

-
-/* ARGSUSED */

 static int
 termp_ap_pre(DECL_ARGS)
 {
 
        p->flags |= TERMP_NOSPACE;
 static int
 termp_ap_pre(DECL_ARGS)
 {
 
        p->flags |= TERMP_NOSPACE;

-       term_word(p, "\\(aq");
+       term_word(p, "'");

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

-
-/* ARGSUSED */

 static void
 termp____post(DECL_ARGS)
 {
 
 static void
 termp____post(DECL_ARGS)
 {
 

+       /*
+        * Handle lists of authors.  In general, print each followed by
+        * a comma.  Don't print the comma if there are only two
+        * authors.
+        */
+       if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
+               if (NULL == n->next->next || MDOC__A != n->next->next->tok)
+                       if (NULL == n->prev || MDOC__A != n->prev->tok)
+                               return;
+
+       /* TODO: %U. */
+
+       if (NULL == n->parent || MDOC_Rs != n->parent->tok)
+               return;
+

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

-       term_word(p, node->next ? "," : ".");
+       if (NULL == n->next) {
+               term_word(p, ".");
+               p->flags |= TERMP_SENTENCE;
+       } else
+               term_word(p, ",");

 }
 
 }
 

+static int
+termp_li_pre(DECL_ARGS)
+{
+
+       term_fontpush(p, TERMFONT_NONE);
+       return(1);
+}

 
 

-/* ARGSUSED */

 static int
 termp_lk_pre(DECL_ARGS)
 {
 static int
 termp_lk_pre(DECL_ARGS)
 {

-       const struct mdoc_node *n;
+       const struct mdoc_node *link, *descr;

 
 

-       assert(node->child);
-       n = node->child;
+       if (NULL == (link = n->child))
+               return(0);

 
 

-       if (NULL == n->next) {
-               p->under++;
-               return(1);
+       if (NULL != (descr = link->next)) {
+               term_fontpush(p, TERMFONT_UNDER);
+               while (NULL != descr) {
+                       term_word(p, descr->string);
+                       descr = descr->next;
+               }
+               p->flags |= TERMP_NOSPACE;
+               term_word(p, ":");
+               term_fontpop(p);

        }
 
        }
 

-       p->under++;
-       term_word(p, n->string);
-       p->flags |= TERMP_NOSPACE;
-       term_word(p, ":");
-       p->under--;
-
-       p->bold++;
-       for (n = n->next; n; n = n->next) 
-               term_word(p, n->string);
-       p->bold--;
+       term_fontpush(p, TERMFONT_BOLD);
+       term_word(p, link->string);
+       term_fontpop(p);

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

+static int
+termp_bk_pre(DECL_ARGS)
+{
+
+       switch (n->type) {
+       case MDOC_BLOCK:
+               break;
+       case MDOC_HEAD:
+               return(0);
+       case MDOC_BODY:
+               if (n->parent->args || 0 == n->prev->nchild)
+                       p->flags |= TERMP_PREKEEP;
+               break;
+       default:
+               abort();
+               /* NOTREACHED */
+       }
+
+       return(1);
+}
+
+static void
+termp_bk_post(DECL_ARGS)
+{
+
+       if (MDOC_BODY == n->type)
+               p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
+}
+
+static void
+termp__t_post(DECL_ARGS)
+{
+
+       /*
+        * If we're in an `Rs' and there's a journal present, then quote
+        * us instead of underlining us (for disambiguation).
+        */
+       if (n->parent && MDOC_Rs == n->parent->tok &&
+           n->parent->norm->Rs.quote_T)
+               termp_quote_post(p, pair, meta, n);
+
+       termp____post(p, pair, meta, n);
+}
+
+static int
+termp__t_pre(DECL_ARGS)
+{
+
+       /*
+        * If we're in an `Rs' and there's a journal present, then quote
+        * us instead of underlining us (for disambiguation).
+        */
+       if (n->parent && MDOC_Rs == n->parent->tok &&
+           n->parent->norm->Rs.quote_T)
+               return(termp_quote_pre(p, pair, meta, n));
+
+       term_fontpush(p, TERMFONT_UNDER);
+       return(1);
+}

 
 

-/* ARGSUSED */

 static int
 termp_under_pre(DECL_ARGS)
 {
 
 static int
 termp_under_pre(DECL_ARGS)
 {
 

-       p->under++;
+       term_fontpush(p, TERMFONT_UNDER);

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