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📄 catman.8(4.49 KB)
📄 catman.c(5.52 KB)
📄 cgi.c(27.06 KB)
📄 cgi.h.example(220 B)
📄 chars.c(13.24 KB)
📄 compat_err.c(2.68 KB)
📄 compat_fts.c(17.42 KB)
📄 compat_fts.h(4.09 KB)
📄 compat_getline.c(1.59 KB)
📄 compat_getsubopt.c(2.89 KB)
📄 compat_isblank.c(986 B)
📄 compat_mkdtemp.c(1.59 KB)
📄 compat_ohash.c(6.82 KB)
📄 compat_ohash.h(2.63 KB)
📄 compat_progname.c(1.05 KB)
📄 compat_reallocarray.c(1.49 KB)
📄 compat_recallocarray.c(2.88 KB)
📄 compat_strcasestr.c(2.38 KB)
📄 compat_stringlist.c(2.71 KB)
📄 compat_stringlist.h(1.73 KB)
📄 compat_strlcat.c(1.71 KB)
📄 compat_strlcpy.c(1.59 KB)
📄 compat_strndup.c(1.3 KB)
📄 compat_strsep.c(2.55 KB)
📄 compat_strtonum.c(1.88 KB)
📄 compat_vasprintf.c(1.55 KB)
📄 config.h(1.33 KB)
📄 configure(17.5 KB)
📄 configure.local.example(11.37 KB)
📄 dba.c(13.02 KB)
📄 dba.h(1.73 KB)
📄 dba_array.c(4.23 KB)
📄 dba_array.h(2 KB)
📄 dba_read.c(2.33 KB)
📄 dba_write.c(2.42 KB)
📄 dba_write.h(1.23 KB)
📄 dbm.c(9.28 KB)
📄 dbm.h(1.94 KB)
📄 dbm_map.c(4.67 KB)
📄 dbm_map.h(1.2 KB)
📄 demandoc.1(2.64 KB)
📄 demandoc.c(5.21 KB)
📄 eqn.7(12.07 KB)
📄 eqn.c(27.21 KB)
📄 eqn.h(2.19 KB)
📄 eqn_html.c(5.91 KB)
📄 eqn_parse.h(1.96 KB)
📄 eqn_term.c(4.83 KB)
📄 gmdiff(1.74 KB)
📄 html.c(19.34 KB)
📄 html.h(3.86 KB)
📄 lib.c(1.07 KB)
📄 lib.in(8.96 KB)
📄 libman.h(1.66 KB)
📄 libmandoc.h(3.21 KB)
📄 libmdoc.h(2.97 KB)
📄 main.c(28.93 KB)
📄 main.h(2.06 KB)
📄 makewhatis.8(4.78 KB)
📄 man-cgi.css(464 B)
📄 man.1(9.33 KB)
📄 man.7(16.8 KB)
📄 man.c(8.62 KB)
📄 man.cgi.3(7.83 KB)
📄 man.cgi.8(11.02 KB)
📄 man.conf.5(3.92 KB)
📄 man.h(991 B)
📄 man.options.1(21.05 KB)
📄 man_html.c(13.39 KB)
📄 man_macro.c(11.4 KB)
📄 man_term.c(25.6 KB)
📄 man_validate.c(11.84 KB)
📄 manconf.h(1.56 KB)
📄 mandoc.1(54.89 KB)
📄 mandoc.3(12.5 KB)
📄 mandoc.c(12.41 KB)
📄 mandoc.css(8.63 KB)
📄 mandoc.db.5(5.74 KB)
📄 mandoc.h(14.92 KB)
📄 mandoc_aux.c(2.42 KB)
📄 mandoc_aux.h(1.31 KB)
📄 mandoc_char.7(29.23 KB)
📄 mandoc_escape.3(9.33 KB)
📄 mandoc_headers.3(12.41 KB)
📄 mandoc_html.3(7.42 KB)
📄 mandoc_malloc.3(4.46 KB)
📄 mandoc_msg.c(8.92 KB)
📄 mandoc_ohash.c(1.58 KB)
📄 mandoc_ohash.h(1004 B)
📄 mandoc_parse.h(1.82 KB)
📄 mandoc_xr.c(2.75 KB)
📄 mandoc_xr.h(1.17 KB)
📄 mandocd.8(4.59 KB)
📄 mandocd.c(5.98 KB)
📄 mandocdb.c(55.16 KB)
📄 manpath.c(7.73 KB)
📄 manpath.h(1.22 KB)
📄 mansearch.3(3.26 KB)
📄 mansearch.c(18.99 KB)
📄 mansearch.h(4.03 KB)
📄 mchars_alloc.3(5.24 KB)
📄 mdoc.7(73.34 KB)
📄 mdoc.c(9.99 KB)
📄 mdoc.h(3.96 KB)
📄 mdoc_argv.c(16.19 KB)
📄 mdoc_html.c(36.48 KB)
📄 mdoc_macro.c(39.55 KB)
📄 mdoc_man.c(37.07 KB)
📄 mdoc_markdown.c(33.41 KB)
📄 mdoc_state.c(5.24 KB)
📄 mdoc_term.c(43.69 KB)
📄 mdoc_validate.c(61.85 KB)
📄 msec.c(1.09 KB)
📄 msec.in(1.48 KB)
📄 out.c(13.61 KB)
📄 out.h(2.26 KB)
📄 preconv.c(3.84 KB)
📄 predefs.in(2.05 KB)
📄 read.c(16.44 KB)
📄 roff.7(61.96 KB)
📄 roff.c(98.93 KB)
📄 roff.h(8.85 KB)
📄 roff_html.c(2.92 KB)
📄 roff_int.h(4.08 KB)
📄 roff_term.c(5.36 KB)
📄 roff_validate.c(3.41 KB)
📄 soelim.1(2.6 KB)
📄 soelim.c(3.76 KB)
📄 st.c(4.33 KB)
📄 tag.c(6.65 KB)
📄 tag.h(1.09 KB)
📄 tbl.3(6.9 KB)
📄 tbl.7(10.91 KB)
📄 tbl.c(3.89 KB)
📄 tbl.h(4.43 KB)
📄 tbl_data.c(7.3 KB)
📄 tbl_html.c(5.74 KB)
📄 tbl_int.h(2.09 KB)
📄 tbl_layout.c(8.06 KB)
📄 tbl_opts.c(3.77 KB)
📄 tbl_parse.h(1.31 KB)
📄 tbl_term.c(24.42 KB)
📄 term.c(24.4 KB)
📄 term.h(6.14 KB)
📄 term_ascii.c(9.88 KB)
📄 term_ps.c(27.41 KB)
📄 term_tab.c(3 KB)
📄 test-EFTYPE.c(56 B)
📄 test-O_DIRECTORY.c(88 B)
📄 test-PATH_MAX.c(1.02 KB)
📄 test-be32toh.c(147 B)
📄 test-cmsg.c(174 B)
📄 test-dirent-namlen.c(124 B)
📄 test-err.c(994 B)
📄 test-fgetln.c(147 B)
📄 test-fts.c(964 B)
📄 test-getline.c(186 B)
📄 test-getsubopt.c(1.31 KB)
📄 test-isblank.c(96 B)
📄 test-mkdtemp.c(175 B)
📄 test-nanosleep.c(239 B)
📄 test-noop.c(30 B)
📄 test-ntohl.c(91 B)
📄 test-ohash.c(585 B)
📄 test-pledge.c(73 B)
📄 test-progname.c(118 B)
📄 test-reallocarray.c(75 B)
📄 test-recallocarray.c(132 B)
📄 test-recvmsg.c(100 B)
📄 test-rewb-bsd.c(618 B)
📄 test-rewb-sysv.c(610 B)
📄 test-sandbox_init.c(186 B)
📄 test-strcasestr.c(131 B)
📄 test-stringlist.c(1.14 KB)
📄 test-strlcat.c(166 B)
📄 test-strlcpy.c(148 B)
📄 test-strndup.c(141 B)
📄 test-strptime.c(212 B)
📄 test-strsep.c(183 B)
📄 test-strtonum.c(1.25 KB)
📄 test-vasprintf.c(1.25 KB)
📄 test-wchar.c(1.58 KB)
📄 tree.c(8.17 KB)

Editing: tbl_term.c

/*	$Id: tbl_term.c,v 1.72 2019/07/01 22:56:24 schwarze Exp $ */
/*
 * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 * Copyright (c) 2011-2019 Ingo Schwarze <schwarze@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
#include "config.h"

#include <sys/types.h>

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

#include "mandoc.h"
#include "tbl.h"
#include "out.h"
#include "term.h"

#define	IS_HORIZ(cp)	((cp)->pos == TBL_CELL_HORIZ || \
			 (cp)->pos == TBL_CELL_DHORIZ)

static	size_t	term_tbl_len(size_t, void *);
static	size_t	term_tbl_strlen(const char *, void *);
static	size_t	term_tbl_sulen(const struct roffsu *, void *);
static	void	tbl_data(struct termp *, const struct tbl_opts *,
			const struct tbl_cell *,
			const struct tbl_dat *,
			const struct roffcol *);
static	void	tbl_direct_border(struct termp *, int, size_t);
static	void	tbl_fill_border(struct termp *, int, size_t);
static	void	tbl_fill_char(struct termp *, char, size_t);
static	void	tbl_fill_string(struct termp *, const char *, size_t);
static	void	tbl_hrule(struct termp *, const struct tbl_span *,
			const struct tbl_span *, const struct tbl_span *,
			int);
static	void	tbl_literal(struct termp *, const struct tbl_dat *,
			const struct roffcol *);
static	void	tbl_number(struct termp *, const struct tbl_opts *,
			const struct tbl_dat *,
			const struct roffcol *);
static	void	tbl_word(struct termp *, const struct tbl_dat *);

/*
 * The following border-character tables are indexed
 * by ternary (3-based) numbers, as opposed to binary or decimal.
 * Each ternary digit describes the line width in one direction:
 * 0 means no line, 1 single or light line, 2 double or heavy line.
 */

/* Positional values of the four directions. */
#define	BRIGHT	1
#define	BDOWN	3
#define	BLEFT	(3 * 3)
#define	BUP	(3 * 3 * 3)
#define	BHORIZ	(BLEFT + BRIGHT)

/* Code points to use for each combination of widths. */
static  const int borders_utf8[81] = {
	0x0020, 0x2576, 0x257a,  /* 000 right */
	0x2577, 0x250c, 0x250d,  /* 001 down */
	0x257b, 0x250e, 0x250f,  /* 002 */
	0x2574, 0x2500, 0x257c,  /* 010 left */
	0x2510, 0x252c, 0x252e,  /* 011 left down */
	0x2512, 0x2530, 0x2532,  /* 012 */
	0x2578, 0x257e, 0x2501,  /* 020 left */
	0x2511, 0x252d, 0x252f,  /* 021 left down */
	0x2513, 0x2531, 0x2533,  /* 022 */
	0x2575, 0x2514, 0x2515,  /* 100 up */
	0x2502, 0x251c, 0x251d,  /* 101 up down */
	0x257d, 0x251f, 0x2522,  /* 102 */
	0x2518, 0x2534, 0x2536,  /* 110 up left */
	0x2524, 0x253c, 0x253e,  /* 111 all */
	0x2527, 0x2541, 0x2546,  /* 112 */
	0x2519, 0x2535, 0x2537,  /* 120 up left */
	0x2525, 0x253d, 0x253f,  /* 121 all */
	0x252a, 0x2545, 0x2548,  /* 122 */
	0x2579, 0x2516, 0x2517,  /* 200 up */
	0x257f, 0x251e, 0x2521,  /* 201 up down */
	0x2503, 0x2520, 0x2523,  /* 202 */
	0x251a, 0x2538, 0x253a,  /* 210 up left */
	0x2526, 0x2540, 0x2544,  /* 211 all */
	0x2528, 0x2542, 0x254a,  /* 212 */
	0x251b, 0x2539, 0x253b,  /* 220 up left */
	0x2529, 0x2543, 0x2547,  /* 221 all */
	0x252b, 0x2549, 0x254b,  /* 222 */
};

/* ASCII approximations for these code points, compatible with groff. */
static  const int borders_ascii[81] = {
	' ', '-', '=',  /* 000 right */
	'|', '+', '+',  /* 001 down */
	'|', '+', '+',  /* 002 */
	'-', '-', '=',  /* 010 left */
	'+', '+', '+',  /* 011 left down */
	'+', '+', '+',  /* 012 */
	'=', '=', '=',  /* 020 left */
	'+', '+', '+',  /* 021 left down */
	'+', '+', '+',  /* 022 */
	'|', '+', '+',  /* 100 up */
	'|', '+', '+',  /* 101 up down */
	'|', '+', '+',  /* 102 */
	'+', '+', '+',  /* 110 up left */
	'+', '+', '+',  /* 111 all */
	'+', '+', '+',  /* 112 */
	'+', '+', '+',  /* 120 up left */
	'+', '+', '+',  /* 121 all */
	'+', '+', '+',  /* 122 */
	'|', '+', '+',  /* 200 up */
	'|', '+', '+',  /* 201 up down */
	'|', '+', '+',  /* 202 */
	'+', '+', '+',  /* 210 up left */
	'+', '+', '+',  /* 211 all */
	'+', '+', '+',  /* 212 */
	'+', '+', '+',  /* 220 up left */
	'+', '+', '+',  /* 221 all */
	'+', '+', '+',  /* 222 */
};

/* Either of the above according to the selected output encoding. */
static	const int *borders_locale;

static size_t
term_tbl_sulen(const struct roffsu *su, void *arg)
{
	int	 i;

i = term_hen((const struct termp *)arg, su);
	return i > 0 ? i : 0;
}

static size_t
term_tbl_strlen(const char *p, void *arg)
{
	return term_strlen((const struct termp *)arg, p);
}

static size_t
term_tbl_len(size_t sz, void *arg)
{
	return term_len((const struct termp *)arg, sz);
}

void
term_tbl(struct termp *tp, const struct tbl_span *sp)
{
	const struct tbl_cell	*cp, *cpn, *cpp, *cps;
	const struct tbl_dat	*dp;
	static size_t		 offset;
	size_t			 save_offset;
	size_t			 coloff, tsz;
	int			 hspans, ic, more;
	int			 dvert, fc, horiz, lhori, rhori, uvert;

/* Inhibit printing of spaces: we do padding ourselves. */

tp->flags |= TERMP_NOSPACE | TERMP_NONOSPACE;
	save_offset = tp->tcol->offset;

/*
	 * The first time we're invoked for a given table block,
	 * calculate the table widths and decimal positions.
	 */

if (tp->tbl.cols == NULL) {
		borders_locale = tp->enc == TERMENC_UTF8 ?
		    borders_utf8 : borders_ascii;

tp->tbl.len = term_tbl_len;
		tp->tbl.slen = term_tbl_strlen;
		tp->tbl.sulen = term_tbl_sulen;
		tp->tbl.arg = tp;

tblcalc(&tp->tbl, sp, tp->tcol->offset, tp->tcol->rmargin);

/* Tables leak .ta settings to subsequent text. */

term_tab_set(tp, NULL);
		coloff = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
		    sp->opts->lvert;
		for (ic = 0; ic < sp->opts->cols; ic++) {
			coloff += tp->tbl.cols[ic].width;
			term_tab_iset(coloff);
			coloff += tp->tbl.cols[ic].spacing;
		}

/* Center the table as a whole. */

offset = tp->tcol->offset;
		if (sp->opts->opts & TBL_OPT_CENTRE) {
			tsz = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)
			    ? 2 : !!sp->opts->lvert + !!sp->opts->rvert;
			for (ic = 0; ic + 1 < sp->opts->cols; ic++)
				tsz += tp->tbl.cols[ic].width +
				    tp->tbl.cols[ic].spacing;
			if (sp->opts->cols)
				tsz += tp->tbl.cols[sp->opts->cols - 1].width;
			if (offset + tsz > tp->tcol->rmargin)
				tsz -= 1;
			offset = offset + tp->tcol->rmargin > tsz ?
			    (offset + tp->tcol->rmargin - tsz) / 2 : 0;
			tp->tcol->offset = offset;
		}

/* Horizontal frame at the start of boxed tables. */

if (tp->enc == TERMENC_ASCII &&
		    sp->opts->opts & TBL_OPT_DBOX)
			tbl_hrule(tp, NULL, sp, sp, TBL_OPT_DBOX);
		if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX))
			tbl_hrule(tp, NULL, sp, sp, TBL_OPT_BOX);
	}

/* Set up the columns. */

tp->flags |= TERMP_MULTICOL;
	tp->tcol->offset = offset;
	horiz = 0;
	switch (sp->pos) {
	case TBL_SPAN_HORIZ:
	case TBL_SPAN_DHORIZ:
		horiz = 1;
		term_setcol(tp, 1);
		break;
	case TBL_SPAN_DATA:
		term_setcol(tp, sp->opts->cols + 2);
		coloff = tp->tcol->offset;

/* Set up a column for a left vertical frame. */

if (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
		    sp->opts->lvert)
			coloff++;
		tp->tcol->rmargin = coloff;

/* Set up the data columns. */

dp = sp->first;
		hspans = 0;
		for (ic = 0; ic < sp->opts->cols; ic++) {
			if (hspans == 0) {
				tp->tcol++;
				tp->tcol->offset = coloff;
			}
			coloff += tp->tbl.cols[ic].width;
			tp->tcol->rmargin = coloff;
			if (ic + 1 < sp->opts->cols)
				coloff += tp->tbl.cols[ic].spacing;
			if (hspans) {
				hspans--;
				continue;
			}
			if (dp == NULL)
				continue;
			hspans = dp->hspans;
			if (ic || sp->layout->first->pos != TBL_CELL_SPAN)
				dp = dp->next;
		}

/* Set up a column for a right vertical frame. */

tp->tcol++;
		tp->tcol->offset = coloff + 1;
		tp->tcol->rmargin = tp->maxrmargin;

/* Spans may have reduced the number of columns. */

tp->lasttcol = tp->tcol - tp->tcols;

/* Fill the buffers for all data columns. */

tp->tcol = tp->tcols;
		cp = cpn = sp->layout->first;
		dp = sp->first;
		hspans = 0;
		for (ic = 0; ic < sp->opts->cols; ic++) {
			if (cpn != NULL) {
				cp = cpn;
				cpn = cpn->next;
			}
			if (hspans) {
				hspans--;
				continue;
			}
			tp->tcol++;
			tp->col = 0;
			tbl_data(tp, sp->opts, cp, dp, tp->tbl.cols + ic);
			if (dp == NULL)
				continue;
			hspans = dp->hspans;
			if (cp->pos != TBL_CELL_SPAN)
				dp = dp->next;
		}
		break;
	}

do {
		/* Print the vertical frame at the start of each row. */

tp->tcol = tp->tcols;
		uvert = dvert = sp->opts->opts & TBL_OPT_DBOX ? 2 :
		    sp->opts->opts & TBL_OPT_BOX ? 1 : 0;
		if (sp->pos == TBL_SPAN_DATA && uvert < sp->layout->vert)
			uvert = dvert = sp->layout->vert;
		if (sp->next != NULL && sp->next->pos == TBL_SPAN_DATA &&
		    dvert < sp->next->layout->vert)
			dvert = sp->next->layout->vert;
		if (sp->prev != NULL && uvert < sp->prev->layout->vert &&
		    (horiz || (IS_HORIZ(sp->layout->first) &&
		      !IS_HORIZ(sp->prev->layout->first))))
			uvert = sp->prev->layout->vert;
		rhori = sp->pos == TBL_SPAN_DHORIZ ||
		    (sp->first != NULL && sp->first->pos == TBL_DATA_DHORIZ) ||
		    sp->layout->first->pos == TBL_CELL_DHORIZ ? 2 :
		    sp->pos == TBL_SPAN_HORIZ ||
		    (sp->first != NULL && sp->first->pos == TBL_DATA_HORIZ) ||
		    sp->layout->first->pos == TBL_CELL_HORIZ ? 1 : 0;
		fc = BUP * uvert + BDOWN * dvert + BRIGHT * rhori;
		if (uvert > 0 || dvert > 0 || (horiz && sp->opts->lvert)) {
			(*tp->advance)(tp, tp->tcols->offset);
			tp->viscol = tp->tcol->offset;
			tbl_direct_border(tp, fc, 1);
		}

/* Print the data cells. */

more = 0;
		if (horiz)
			tbl_hrule(tp, sp->prev, sp, sp->next, 0);
		else {
			cp = sp->layout->first;
			cpn = sp->next == NULL ? NULL :
			    sp->next->layout->first;
			cpp = sp->prev == NULL ? NULL :
			    sp->prev->layout->first;
			dp = sp->first;
			hspans = 0;
			for (ic = 0; ic < sp->opts->cols; ic++) {

/*
				 * Figure out whether to print a
				 * vertical line after this cell
				 * and advance to next layout cell.
				 */

uvert = dvert = fc = 0;
				if (cp != NULL) {
					cps = cp;
					while (cps->next != NULL &&
					    cps->next->pos == TBL_CELL_SPAN)
						cps = cps->next;
					if (sp->pos == TBL_SPAN_DATA)
						uvert = dvert = cps->vert;
					switch (cp->pos) {
					case TBL_CELL_HORIZ:
						fc = BHORIZ;
						break;
					case TBL_CELL_DHORIZ:
						fc = BHORIZ * 2;
						break;
					default:
						break;
					}
				}
				if (cpp != NULL) {
					if (uvert < cpp->vert &&
					    cp != NULL &&
					    ((IS_HORIZ(cp) &&
					      !IS_HORIZ(cpp)) ||
					     (cp->next != NULL &&
					      cpp->next != NULL &&
					      IS_HORIZ(cp->next) &&
					      !IS_HORIZ(cpp->next))))
						uvert = cpp->vert;
					cpp = cpp->next;
				}
				if (sp->opts->opts & TBL_OPT_ALLBOX) {
					if (uvert == 0)
						uvert = 1;
					if (dvert == 0)
						dvert = 1;
				}
				if (cpn != NULL) {
					if (dvert == 0 ||
					    (dvert < cpn->vert &&
					     tp->enc == TERMENC_UTF8))
						dvert = cpn->vert;
					cpn = cpn->next;
				}

lhori = (cp != NULL &&
				     cp->pos == TBL_CELL_DHORIZ) ||
				    (dp != NULL &&
				     dp->pos == TBL_DATA_DHORIZ) ? 2 :
				    (cp != NULL &&
				     cp->pos == TBL_CELL_HORIZ) ||
				    (dp != NULL &&
				     dp->pos == TBL_DATA_HORIZ) ? 1 : 0;

/*
				 * Skip later cells in a span,
				 * figure out whether to start a span,
				 * and advance to next data cell.
				 */

if (hspans) {
					hspans--;
					cp = cp->next;
					continue;
				}
				if (dp != NULL) {
					hspans = dp->hspans;
					if (ic || sp->layout->first->pos
					    != TBL_CELL_SPAN)
						dp = dp->next;
				}

/*
				 * Print one line of text in the cell
				 * and remember whether there is more.
				 */

tp->tcol++;
				if (tp->tcol->col < tp->tcol->lastcol)
					term_flushln(tp);
				if (tp->tcol->col < tp->tcol->lastcol)
					more = 1;

/*
				 * Vertical frames between data cells,
				 * but not after the last column.
				 */

if (fc == 0 &&
				    ((uvert == 0 && dvert == 0 &&
				      cp != NULL && (cp->next == NULL ||
				      !IS_HORIZ(cp->next))) ||
				     tp->tcol + 1 ==
				      tp->tcols + tp->lasttcol)) {
					if (cp != NULL)
						cp = cp->next;
					continue;
				}

if (tp->viscol < tp->tcol->rmargin) {
					(*tp->advance)(tp, tp->tcol->rmargin
					   - tp->viscol);
					tp->viscol = tp->tcol->rmargin;
				}
				while (tp->viscol < tp->tcol->rmargin +
				    tp->tbl.cols[ic].spacing / 2)
					tbl_direct_border(tp,
					    BHORIZ * lhori, 1);

if (tp->tcol + 1 == tp->tcols + tp->lasttcol)
					continue;

if (cp != NULL)
					cp = cp->next;

rhori = (cp != NULL &&
				     cp->pos == TBL_CELL_DHORIZ) ||
				    (dp != NULL &&
				     dp->pos == TBL_DATA_DHORIZ) ? 2 :
				    (cp != NULL &&
				     cp->pos == TBL_CELL_HORIZ) ||
				    (dp != NULL &&
				     dp->pos == TBL_DATA_HORIZ) ? 1 : 0;

if (tp->tbl.cols[ic].spacing)
					tbl_direct_border(tp,
					    BLEFT * lhori + BRIGHT * rhori +
					    BUP * uvert + BDOWN * dvert, 1);

if (tp->enc == TERMENC_UTF8)
					uvert = dvert = 0;

if (tp->tbl.cols[ic].spacing > 2 &&
				    (uvert > 1 || dvert > 1 || rhori))
					tbl_direct_border(tp,
					    BHORIZ * rhori +
					    BUP * (uvert > 1) +
					    BDOWN * (dvert > 1), 1);
			}
		}

/* Print the vertical frame at the end of each row. */

uvert = dvert = sp->opts->opts & TBL_OPT_DBOX ? 2 :
		    sp->opts->opts & TBL_OPT_BOX ? 1 : 0;
		if (sp->pos == TBL_SPAN_DATA &&
		    uvert < sp->layout->last->vert &&
		    sp->layout->last->col + 1 == sp->opts->cols)
			uvert = dvert = sp->layout->last->vert;
		if (sp->next != NULL &&
		    dvert < sp->next->layout->last->vert &&
		    sp->next->layout->last->col + 1 == sp->opts->cols)
			dvert = sp->next->layout->last->vert;
		if (sp->prev != NULL &&
		    uvert < sp->prev->layout->last->vert &&
		    sp->prev->layout->last->col + 1 == sp->opts->cols &&
		    (horiz || (IS_HORIZ(sp->layout->last) &&
		     !IS_HORIZ(sp->prev->layout->last))))
			uvert = sp->prev->layout->last->vert;
		lhori = sp->pos == TBL_SPAN_DHORIZ ||
		    (sp->last != NULL &&
		     sp->last->pos == TBL_DATA_DHORIZ &&
		     sp->last->layout->col + 1 == sp->opts->cols) ||
		    (sp->layout->last->pos == TBL_CELL_DHORIZ &&
		     sp->layout->last->col + 1 == sp->opts->cols) ? 2 :
		    sp->pos == TBL_SPAN_HORIZ ||
		    (sp->last != NULL &&
		     sp->last->pos == TBL_DATA_HORIZ &&
		     sp->last->layout->col + 1 == sp->opts->cols) ||
		    (sp->layout->last->pos == TBL_CELL_HORIZ &&
		     sp->layout->last->col + 1 == sp->opts->cols) ? 1 : 0;
		fc = BUP * uvert + BDOWN * dvert + BLEFT * lhori;
		if (uvert > 0 || dvert > 0 || (horiz && sp->opts->rvert)) {
			if (horiz == 0 && (IS_HORIZ(sp->layout->last) == 0 ||
			    sp->layout->last->col + 1 < sp->opts->cols)) {
				tp->tcol++;
				do {
					tbl_direct_border(tp,
					    BHORIZ * lhori, 1);
				} while (tp->viscol < tp->tcol->offset);
			}
			tbl_direct_border(tp, fc, 1);
		}
		(*tp->endline)(tp);
		tp->viscol = 0;
	} while (more);

/*
	 * Clean up after this row.  If it is the last line
	 * of the table, print the box line and clean up
	 * column data; otherwise, print the allbox line.
	 */

term_setcol(tp, 1);
	tp->flags &= ~TERMP_MULTICOL;
	tp->tcol->rmargin = tp->maxrmargin;
	if (sp->next == NULL) {
		if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) {
			tbl_hrule(tp, sp, sp, NULL, TBL_OPT_BOX);
			tp->skipvsp = 1;
		}
		if (tp->enc == TERMENC_ASCII &&
		    sp->opts->opts & TBL_OPT_DBOX) {
			tbl_hrule(tp, sp, sp, NULL, TBL_OPT_DBOX);
			tp->skipvsp = 2;
		}
		assert(tp->tbl.cols);
		free(tp->tbl.cols);
		tp->tbl.cols = NULL;
	} else if (horiz == 0 && sp->opts->opts & TBL_OPT_ALLBOX &&
	    (sp->next == NULL || sp->next->pos == TBL_SPAN_DATA ||
	     sp->next->next != NULL))
		tbl_hrule(tp, sp, sp, sp->next, TBL_OPT_ALLBOX);

tp->tcol->offset = save_offset;
	tp->flags &= ~TERMP_NONOSPACE;
}

static void
tbl_hrule(struct termp *tp, const struct tbl_span *spp,
    const struct tbl_span *sp, const struct tbl_span *spn, int flags)
{
	const struct tbl_cell	*cpp;    /* Layout cell above this line. */
	const struct tbl_cell	*cp;     /* Layout cell in this line. */
	const struct tbl_cell	*cpn;    /* Layout cell below this line. */
	const struct tbl_dat	*dpn;	 /* Data cell below this line. */
	const struct roffcol	*col;    /* Contains width and spacing. */
	int			 opts;   /* For the table as a whole. */
	int			 bw;	 /* Box line width. */
	int			 hw;     /* Horizontal line width. */
	int			 lw, rw; /* Left and right line widths. */
	int			 uw, dw; /* Vertical line widths. */

cpp = spp == NULL ? NULL : spp->layout->first;
	cp  = sp  == NULL ? NULL : sp->layout->first;
	cpn = spn == NULL ? NULL : spn->layout->first;
	dpn = NULL;
	if (spn != NULL) {
		if (spn->pos == TBL_SPAN_DATA)
			dpn = spn->first;
		else if (spn->next != NULL)
			dpn = spn->next->first;
	}
	opts = sp->opts->opts;
	bw = opts & TBL_OPT_DBOX ? (tp->enc == TERMENC_UTF8 ? 2 : 1) :
	    opts & (TBL_OPT_BOX | TBL_OPT_ALLBOX) ? 1 : 0;
	hw = flags == TBL_OPT_DBOX || flags == TBL_OPT_BOX ? bw :
	    sp->pos == TBL_SPAN_DHORIZ ? 2 : 1;

/* Print the left end of the line. */

if (tp->viscol == 0) {
		(*tp->advance)(tp, tp->tcols->offset);
		tp->viscol = tp->tcols->offset;
	}
	if (flags != 0)
		tbl_direct_border(tp,
		    (spp == NULL ? 0 : BUP * bw) +
		    (spn == NULL ? 0 : BDOWN * bw) +
		    (spp == NULL || cpn == NULL ||
		     cpn->pos != TBL_CELL_DOWN ? BRIGHT * hw : 0), 1);

col = tp->tbl.cols;
	for (;;) {
		if (cp == NULL)
			col++;
		else
			col = tp->tbl.cols + cp->col;

/* Print the horizontal line inside this column. */

lw = cpp == NULL || cpn == NULL ||
		    (cpn->pos != TBL_CELL_DOWN &&
		     (dpn == NULL || dpn->string == NULL ||
		      strcmp(dpn->string, "\\^") != 0))
		    ? hw : 0;
		tbl_direct_border(tp, BHORIZ * lw,
		    col->width + col->spacing / 2);

/*
		 * Figure out whether a vertical line is crossing
		 * at the end of this column,
		 * and advance to the next column.
		 */

uw = dw = 0;
		if (cpp != NULL) {
			if (flags != TBL_OPT_DBOX) {
				uw = cpp->vert;
				if (uw == 0 && opts & TBL_OPT_ALLBOX)
					uw = 1;
			}
			cpp = cpp->next;
		} else if (spp != NULL && opts & TBL_OPT_ALLBOX)
			uw = 1;
		if (cp != NULL)
			cp = cp->next;
		if (cpn != NULL) {
			if (flags != TBL_OPT_DBOX) {
				dw = cpn->vert;
				if (dw == 0 && opts & TBL_OPT_ALLBOX)
					dw = 1;
			}
			cpn = cpn->next;
			while (dpn != NULL && dpn->layout != cpn)
				dpn = dpn->next;
		} else if (spn != NULL && opts & TBL_OPT_ALLBOX)
			dw = 1;
		if (col + 1 == tp->tbl.cols + sp->opts->cols)
			break;

/* Vertical lines do not cross spanned cells. */

if (cpp != NULL && cpp->pos == TBL_CELL_SPAN)
			uw = 0;
		if (cpn != NULL && cpn->pos == TBL_CELL_SPAN)
			dw = 0;

/* The horizontal line inside the next column. */

rw = cpp == NULL || cpn == NULL ||
		    (cpn->pos != TBL_CELL_DOWN &&
		     (dpn == NULL || dpn->string == NULL ||
		      strcmp(dpn->string, "\\^") != 0))
		    ? hw : 0;

/* The line crossing at the end of this column. */

if (col->spacing)
			tbl_direct_border(tp, BLEFT * lw +
			    BRIGHT * rw + BUP * uw + BDOWN * dw, 1);

/*
		 * In ASCII output, a crossing may print two characters.
		 */

if (tp->enc != TERMENC_ASCII || (uw < 2 && dw < 2))
			uw = dw = 0;
		if (col->spacing > 2)
			tbl_direct_border(tp,
                            BHORIZ * rw + BUP * uw + BDOWN * dw, 1);

/* Padding before the start of the next column. */

if (col->spacing > 4)
			tbl_direct_border(tp,
			    BHORIZ * rw, (col->spacing - 3) / 2);
	}

/* Print the right end of the line. */

if (flags != 0) {
		tbl_direct_border(tp,
		    (spp == NULL ? 0 : BUP * bw) +
		    (spn == NULL ? 0 : BDOWN * bw) +
		    (spp == NULL || spn == NULL ||
		     spn->layout->last->pos != TBL_CELL_DOWN ?
		     BLEFT * hw : 0), 1);
		(*tp->endline)(tp);
		tp->viscol = 0;
	}
}

static void
tbl_data(struct termp *tp, const struct tbl_opts *opts,
    const struct tbl_cell *cp, const struct tbl_dat *dp,
    const struct roffcol *col)
{
	switch (cp->pos) {
	case TBL_CELL_HORIZ:
		tbl_fill_border(tp, BHORIZ, col->width);
		return;
	case TBL_CELL_DHORIZ:
		tbl_fill_border(tp, BHORIZ * 2, col->width);
		return;
	default:
		break;
	}

if (dp == NULL)
		return;

switch (dp->pos) {
	case TBL_DATA_NONE:
		return;
	case TBL_DATA_HORIZ:
	case TBL_DATA_NHORIZ:
		tbl_fill_border(tp, BHORIZ, col->width);
		return;
	case TBL_DATA_NDHORIZ:
	case TBL_DATA_DHORIZ:
		tbl_fill_border(tp, BHORIZ * 2, col->width);
		return;
	default:
		break;
	}

switch (cp->pos) {
	case TBL_CELL_LONG:
	case TBL_CELL_CENTRE:
	case TBL_CELL_LEFT:
	case TBL_CELL_RIGHT:
		tbl_literal(tp, dp, col);
		break;
	case TBL_CELL_NUMBER:
		tbl_number(tp, opts, dp, col);
		break;
	case TBL_CELL_DOWN:
	case TBL_CELL_SPAN:
		break;
	default:
		abort();
	}
}

static void
tbl_fill_string(struct termp *tp, const char *cp, size_t len)
{
	size_t	 i, sz;

sz = term_strlen(tp, cp);
	for (i = 0; i < len; i += sz)
		term_word(tp, cp);
}

static void
tbl_fill_char(struct termp *tp, char c, size_t len)
{
	char	 cp[2];

cp[0] = c;
	cp[1] = '\0';
	tbl_fill_string(tp, cp, len);
}

static void
tbl_fill_border(struct termp *tp, int c, size_t len)
{
	char	 buf[12];

if ((c = borders_locale[c]) > 127) {
		(void)snprintf(buf, sizeof(buf), "\\[u%04x]", c);
		tbl_fill_string(tp, buf, len);
	} else
		tbl_fill_char(tp, c, len);
}

static void
tbl_direct_border(struct termp *tp, int c, size_t len)
{
	size_t	 i, sz;

c = borders_locale[c];
	sz = (*tp->width)(tp, c);
	for (i = 0; i < len; i += sz) {
		(*tp->letter)(tp, c);
		tp->viscol += sz;
	}
}

static void
tbl_literal(struct termp *tp, const struct tbl_dat *dp,
		const struct roffcol *col)
{
	size_t		 len, padl, padr, width;
	int		 ic, hspans;

assert(dp->string);
	len = term_strlen(tp, dp->string);
	width = col->width;
	ic = dp->layout->col;
	hspans = dp->hspans;
	while (hspans--)
		width += tp->tbl.cols[++ic].width + 3;

padr = width > len ? width - len : 0;
	padl = 0;

switch (dp->layout->pos) {
	case TBL_CELL_LONG:
		padl = term_len(tp, 1);
		padr = padr > padl ? padr - padl : 0;
		break;
	case TBL_CELL_CENTRE:
		if (2 > padr)
			break;
		padl = padr / 2;
		padr -= padl;
		break;
	case TBL_CELL_RIGHT:
		padl = padr;
		padr = 0;
		break;
	default:
		break;
	}

tbl_fill_char(tp, ASCII_NBRSP, padl);
	tbl_word(tp, dp);
	tbl_fill_char(tp, ASCII_NBRSP, padr);
}

static void
tbl_number(struct termp *tp, const struct tbl_opts *opts,
		const struct tbl_dat *dp,
		const struct roffcol *col)
{
	const char	*cp, *lastdigit, *lastpoint;
	size_t		 intsz, padl, totsz;
	char		 buf[2];

/*
	 * Almost the same code as in tblcalc_number():
	 * First find the position of the decimal point.
	 */

assert(dp->string);
	lastdigit = lastpoint = NULL;
	for (cp = dp->string; cp[0] != '\0'; cp++) {
		if (cp[0] == '\\' && cp[1] == '&') {
			lastdigit = lastpoint = cp;
			break;
		} else if (cp[0] == opts->decimal &&
		    (isdigit((unsigned char)cp[1]) ||
		     (cp > dp->string && isdigit((unsigned char)cp[-1]))))
			lastpoint = cp;
		else if (isdigit((unsigned char)cp[0]))
			lastdigit = cp;
	}

/* Then measure both widths. */

padl = 0;
	totsz = term_strlen(tp, dp->string);
	if (lastdigit != NULL) {
		if (lastpoint == NULL)
			lastpoint = lastdigit + 1;
		intsz = 0;
		buf[1] = '\0';
		for (cp = dp->string; cp < lastpoint; cp++) {
			buf[0] = cp[0];
			intsz += term_strlen(tp, buf);
		}

/*
		 * Pad left to match the decimal position,
		 * but avoid exceeding the total column width.
		 */

if (col->decimal > intsz && col->width > totsz) {
			padl = col->decimal - intsz;
			if (padl + totsz > col->width)
				padl = col->width - totsz;
		}

/* If it is not a number, simply center the string. */

} else if (col->width > totsz)
		padl = (col->width - totsz) / 2;

tbl_fill_char(tp, ASCII_NBRSP, padl);
	tbl_word(tp, dp);

/* Pad right to fill the column.  */

if (col->width > padl + totsz)
		tbl_fill_char(tp, ASCII_NBRSP, col->width - padl - totsz);
}

static void
tbl_word(struct termp *tp, const struct tbl_dat *dp)
{
	int		 prev_font;

prev_font = tp->fonti;
	if (dp->layout->flags & TBL_CELL_BOLD)
		term_fontpush(tp, TERMFONT_BOLD);
	else if (dp->layout->flags & TBL_CELL_ITALIC)
		term_fontpush(tp, TERMFONT_UNDER);

term_word(tp, dp->string);

term_fontpopq(tp, prev_font);
}

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