Add table processing structures to -mdoc. This consists of an

external-facing function mdoc_addspan(), then various bits to prohibit
printing and scanning (this requires some if's to be converted into
switch's).

1 files changed, 37 insertions, 1 deletions

diff --git a/mdoc.c b/mdoc.c
index d4f8b49c..d408449e 100644
--- a/mdoc.c
+++ b/mdoc.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc.c,v 1.174 2011/01/01 10:51:30 kristaps Exp $ */
+/*	$Id: mdoc.c,v 1.175 2011/01/01 12:18:37 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
@@ -98,6 +98,8 @@ static	int		  node_append(struct mdoc *,
 				struct mdoc_node *);
 static	int		  mdoc_ptext(struct mdoc *, int, char *, int);
 static	int		  mdoc_pmacro(struct mdoc *, int, char *, int);
+static	int		  mdoc_span_alloc(struct mdoc *, 
+				const struct tbl_span *);
 
 
 const struct mdoc_node *
@@ -221,6 +223,24 @@ mdoc_endparse(struct mdoc *m)
 	return(0);
 }
 
+int
+mdoc_addspan(struct mdoc *m, const struct tbl_span *sp)
+{
+
+	if (MDOC_HALT & m->flags)
+		return(0);
+
+	/* No text before an initial macro. */
+
+	if (SEC_NONE == m->lastnamed) {
+		/* FIXME: grab from span. */
+		mdoc_pmsg(m, 0, 0, MANDOCERR_NOTEXT);
+		return(1);
+	}
+
+	return(mdoc_span_alloc(m, sp));
+}
+
 
 /*
  * Main parse routine.  Parses a single line -- really just hands off to
@@ -525,6 +545,22 @@ mdoc_elem_alloc(struct mdoc *m, int line, int pos,
 	return(1);
 }
 
+static int
+mdoc_span_alloc(struct mdoc *m, const struct tbl_span *sp)
+{
+	struct mdoc_node *n;
+
+	/* FIXME: grab from tbl_span. */
+	n = node_alloc(m, 0, 0, MDOC_MAX, MDOC_TBL);
+	n->span = sp;
+
+	if ( ! node_append(m, n))
+		return(0);
+
+	m->next = MDOC_NEXT_SIBLING;
+	return(1);
+}
+
 
 int
 mdoc_word_alloc(struct mdoc *m, int line, int pos, const char *p)