示例#1
0
static void
print_mdoc_node(DECL_ARGS)
{
	int		 chld;
	struct termpair	 npair;
	size_t		 offset, rmargin;

	chld = 1;
	offset = p->offset;
	rmargin = p->rmargin;
	n->flags &= ~MDOC_ENDED;
	n->prev_font = p->fonti;

	memset(&npair, 0, sizeof(struct termpair));
	npair.ppair = pair;

	/*
	 * Keeps only work until the end of a line.  If a keep was
	 * invoked in a prior line, revert it to PREKEEP.
	 */

	if (p->flags & TERMP_KEEP && n->flags & MDOC_LINE) {
		p->flags &= ~TERMP_KEEP;
		p->flags |= TERMP_PREKEEP;
	}

	/*
	 * After the keep flags have been set up, we may now
	 * produce output.  Note that some pre-handlers do so.
	 */

	switch (n->type) {
	case ROFFT_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 ROFFT_EQN:
		if ( ! (n->flags & MDOC_LINE))
			p->flags |= TERMP_NOSPACE;
		term_eqn(p, n->eqn);
		if (n->next != NULL && ! (n->next->flags & MDOC_LINE))
			p->flags |= TERMP_NOSPACE;
		break;
	case ROFFT_TBL:
		if (p->tbl.cols == NULL)
			term_newln(p);
		term_tbl(p, n->span);
		break;
	default:
		if (termacts[n->tok].pre &&
		    (n->end == ENDBODY_NOT || n->child != NULL))
			chld = (*termacts[n->tok].pre)
				(p, &npair, meta, n);
		break;
	}

	if (chld && n->child)
		print_mdoc_nodelist(p, &npair, meta, n->child);

	term_fontpopq(p,
	    (ENDBODY_NOT == n->end ? n : n->body)->prev_font);

	switch (n->type) {
	case ROFFT_TEXT:
		break;
	case ROFFT_TBL:
		break;
	case ROFFT_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->body->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;
	}
}
示例#2
0
static void
print_man_node(DECL_ARGS)
{
	size_t		 rm, rmax;
	int		 c;

	switch (n->type) {
	case ROFFT_TEXT:
		/*
		 * If we have a blank line, output a vertical space.
		 * If we have a space as the first character, break
		 * before printing the line's data.
		 */
		if ('\0' == *n->string) {
			term_vspace(p);
			return;
		} else if (' ' == *n->string && MAN_LINE & n->flags)
			term_newln(p);

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

	case ROFFT_EQN:
		if ( ! (n->flags & MAN_LINE))
			p->flags |= TERMP_NOSPACE;
		term_eqn(p, n->eqn);
		if (n->next != NULL && ! (n->next->flags & MAN_LINE))
			p->flags |= TERMP_NOSPACE;
		return;
	case ROFFT_TBL:
		if (p->tbl.cols == NULL)
			term_vspace(p);
		term_tbl(p, n->span);
		return;
	default:
		break;
	}

	if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
		term_fontrepl(p, TERMFONT_NONE);

	c = 1;
	if (termacts[n->tok].pre)
		c = (*termacts[n->tok].pre)(p, mt, n, meta);

	if (c && n->child)
		print_man_nodelist(p, mt, n->child, meta);

	if (termacts[n->tok].post)
		(*termacts[n->tok].post)(p, mt, n, meta);
	if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
		term_fontrepl(p, TERMFONT_NONE);

out:
	/*
	 * If we're in a literal context, make sure that words
	 * together on the same line stay together.  This is a
	 * POST-printing call, so we check the NEXT word.  Since
	 * -man doesn't have nested macros, we don't need to be
	 * more specific than this.
	 */
	if (mt->fl & MANT_LITERAL &&
	    ! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
	    (n->next == NULL || n->next->flags & MAN_LINE)) {
		rm = p->rmargin;
		rmax = p->maxrmargin;
		p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
		p->flags |= TERMP_NOSPACE;
		if (n->string != NULL && *n->string != '\0')
			term_flushln(p);
		else
			term_newln(p);
		if (rm < rmax && n->parent->tok == MAN_HP) {
			p->offset = rm;
			p->rmargin = rmax;
		} else
			p->rmargin = rm;
		p->maxrmargin = rmax;
	}
	if (MAN_EOS & n->flags)
		p->flags |= TERMP_SENTENCE;
}
示例#3
0
static void
print_man_node(DECL_ARGS)
{
	size_t		 rm, rmax;
	int		 c;

	switch (n->type) {
	case(MAN_TEXT):
		/*
		 * If we have a blank line, output a vertical space.
		 * If we have a space as the first character, break
		 * before printing the line's data.
		 */
		if ('\0' == *n->string) {
			term_vspace(p);
			return;
		} else if (' ' == *n->string && MAN_LINE & n->flags)
			term_newln(p);

		term_word(p, n->string);

		/*
		 * If we're in a literal context, make sure that words
		 * togehter on the same line stay together.  This is a
		 * POST-printing call, so we check the NEXT word.  Since
		 * -man doesn't have nested macros, we don't need to be
		 * more specific than this.
		 */
		if (MANT_LITERAL & mt->fl && ! (TERMP_NOBREAK & p->flags) &&
				(NULL == n->next || 
				 n->next->line > n->line)) {
			rm = p->rmargin;
			rmax = p->maxrmargin;
			p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
			p->flags |= TERMP_NOSPACE;
			term_flushln(p);
			p->rmargin = rm;
			p->maxrmargin = rmax;
		}

		if (MAN_EOS & n->flags)
			p->flags |= TERMP_SENTENCE;
		return;
	case (MAN_EQN):
		term_eqn(p, n->eqn);
		return;
	case (MAN_TBL):
		/*
		 * Tables are preceded by a newline.  Then process a
		 * table line, which will cause line termination,
		 */
		if (TBL_SPAN_FIRST & n->span->flags) 
			term_newln(p);
		term_tbl(p, n->span);
		return;
	default:
		break;
	}

	if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
		term_fontrepl(p, TERMFONT_NONE);

	c = 1;
	if (termacts[n->tok].pre)
		c = (*termacts[n->tok].pre)(p, mt, n, m);

	if (c && n->child)
		print_man_nodelist(p, mt, n->child, m);

	if (termacts[n->tok].post)
		(*termacts[n->tok].post)(p, mt, n, m);
	if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
		term_fontrepl(p, TERMFONT_NONE);

	if (MAN_EOS & n->flags)
		p->flags |= TERMP_SENTENCE;
}
示例#4
0
/* ARGSUSED */
static void
print_mdoc_node(DECL_ARGS)
{
	int		 chld;
	const void	*font;
	struct termpair	 npair;
	size_t		 offset, rmargin;

	chld = 1;
	offset = p->offset;
	rmargin = p->rmargin;
	font = term_fontq(p);

	memset(&npair, 0, sizeof(struct termpair));
	npair.ppair = pair;

	/*
	 * Keeps only work until the end of a line.  If a keep was
	 * invoked in a prior line, revert it to PREKEEP.
	 *
	 * Also let SYNPRETTY sections behave as if they were wrapped
	 * in a `Bk' block.
	 */

	if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
		if (n->prev && n->prev->line != n->line) {
			p->flags &= ~TERMP_KEEP;
			p->flags |= TERMP_PREKEEP;
		} else if (NULL == n->prev) {
			if (n->parent && n->parent->line != n->line) {
				p->flags &= ~TERMP_KEEP;
				p->flags |= TERMP_PREKEEP;
			}
		}
	}

	/*
	 * Since SYNPRETTY sections aren't "turned off" with `Ek',
	 * we have to intuit whether we should disable formatting.
	 */

	if ( ! (MDOC_SYNPRETTY & n->flags) &&
	    ((n->prev   && MDOC_SYNPRETTY & n->prev->flags) ||
	     (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
		p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);

	/*
	 * After the keep flags have been set up, we may now
	 * produce output.  Note that some pre-handlers do so.
	 */

	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, m, n);
		break;
	}

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

	term_fontpopq(p, font);

	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, m, n);

		/*
		 * Explicit end tokens not only call the post
		 * handler, but also tell the respective block
		 * that it must not call the post handler again.
		 */
		if (ENDBODY_NOT != n->end)
			n->pending->flags |= MDOC_ENDED;

		/*
		 * End of line terminating an implicit block
		 * while an explicit block is still open.
		 * Continue the explicit block without spacing.
		 */
		if (ENDBODY_NOSPACE == n->end)
			p->flags |= TERMP_NOSPACE;
		break;
	}

	if (MDOC_EOS & n->flags)
		p->flags |= TERMP_SENTENCE;

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