===================================================================
RCS file: /cvs/mandoc/tbl.c,v
retrieving revision 1.10
retrieving revision 1.20
diff -u -p -r1.10 -r1.20
--- mandoc/tbl.c	2010/12/31 14:52:41	1.10
+++ mandoc/tbl.c	2011/01/03 13:59:21	1.20
@@ -1,4 +1,4 @@
-/*	$Id: tbl.c,v 1.10 2010/12/31 14:52:41 kristaps Exp $ */
+/*	$Id: tbl.c,v 1.20 2011/01/03 13:59:21 kristaps Exp $ */
 /*
  * Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -26,7 +26,7 @@
 #include "libroff.h"
 
 enum rofferr
-tbl_read(struct tbl *tbl, int ln, const char *p, int offs)
+tbl_read(struct tbl_node *tbl, int ln, const char *p, int offs)
 {
 	int		 len;
 	const char	*cp;
@@ -56,38 +56,40 @@ tbl_read(struct tbl *tbl, int ln, const char *p, int o
 		break;
 	}
 
-	/* 
-	 * FIXME: allow the original string to slip through for the time
-	 * being. 
+	/*
+	 * This only returns zero if the line is empty, so we ignore it
+	 * and continue on.
 	 */
-	return(tbl_data(tbl, ln, p) ? ROFF_CONT : ROFF_ERR);
+	return(tbl_data(tbl, ln, p) ? ROFF_TBL : ROFF_IGN);
 }
 
-struct tbl *
-tbl_alloc(void *data, const mandocmsg msg)
+struct tbl_node *
+tbl_alloc(int pos, int line, void *data, const mandocmsg msg)
 {
-	struct tbl	*p;
+	struct tbl_node	*p;
 
-	p = mandoc_calloc(1, sizeof(struct tbl));
+	p = mandoc_calloc(1, sizeof(struct tbl_node));
+	p->line = line;
+	p->pos = pos;
 	p->data = data;
 	p->msg = msg;
 	p->part = TBL_PART_OPTS;
-	p->tab = '\t';
-	p->linesize = 12;
-	p->decimal = '.';
+	p->opts.tab = '\t';
+	p->opts.linesize = 12;
+	p->opts.decimal = '.';
 	return(p);
 }
 
 void
-tbl_free(struct tbl *p)
+tbl_free(struct tbl_node *p)
 {
 	struct tbl_row	*rp;
 	struct tbl_cell	*cp;
 	struct tbl_span	*sp;
 	struct tbl_dat	*dp;
+	struct tbl_head	*hp;
 
-	while (p->first_row) {
-		rp = p->first_row;
+	while (NULL != (rp = p->first_row)) {
 		p->first_row = rp->next;
 		while (rp->first) {
 			cp = rp->first;
@@ -97,8 +99,7 @@ tbl_free(struct tbl *p)
 		free(rp);
 	}
 
-	while (p->first_span) {
-		sp = p->first_span;
+	while (NULL != (sp = p->first_span)) {
 		p->first_span = sp->next;
 		while (sp->first) {
 			dp = sp->first;
@@ -110,13 +111,42 @@ tbl_free(struct tbl *p)
 		free(sp);
 	}
 
+	while (NULL != (hp = p->first_head)) {
+		p->first_head = hp->next;
+		free(hp);
+	}
+
 	free(p);
 }
 
 void
-tbl_restart(struct tbl *tbl)
+tbl_restart(int line, int pos, struct tbl_node *tbl)
 {
 
 	tbl->part = TBL_PART_LAYOUT;
+	tbl->line = line;
+	tbl->pos = pos;
+
+	if (NULL == tbl->first_span || NULL == tbl->first_span->first)
+		TBL_MSG(tbl, MANDOCERR_TBLNODATA, tbl->line, tbl->pos);
+}
+
+const struct tbl_span *
+tbl_span(const struct tbl_node *tbl)
+{
+
+	assert(tbl);
+	return(tbl->last_span);
+}
+
+void
+tbl_end(struct tbl_node *tbl)
+{
+
+	if (NULL == tbl->first_span || NULL == tbl->first_span->first)
+		TBL_MSG(tbl, MANDOCERR_TBLNODATA, tbl->line, tbl->pos);
+
+	if (tbl->last_span)
+		tbl->last_span->flags |= TBL_SPAN_LAST;
 }