===================================================================
RCS file: /cvs/mandoc/tbl_layout.c,v
retrieving revision 1.18
retrieving revision 1.22
diff -u -p -r1.18 -r1.22
--- mandoc/tbl_layout.c	2011/04/04 23:04:38	1.18
+++ mandoc/tbl_layout.c	2011/09/18 14:14:15	1.22
@@ -1,6 +1,6 @@
-/*	$Id: tbl_layout.c,v 1.18 2011/04/04 23:04:38 kristaps Exp $ */
+/*	$Id: tbl_layout.c,v 1.22 2011/09/18 14:14:15 schwarze Exp $ */
 /*
- * Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -72,6 +72,23 @@ mods(struct tbl_node *tbl, struct tbl_cell *cp, 
 	char		 buf[5];
 	int		 i;
 
+	/* Not all types accept modifiers. */
+
+	switch (cp->pos) {
+	case (TBL_CELL_DOWN):
+		/* FALLTHROUGH */
+	case (TBL_CELL_HORIZ):
+		/* FALLTHROUGH */
+	case (TBL_CELL_DHORIZ):
+		/* FALLTHROUGH */
+	case (TBL_CELL_VERT):
+		/* FALLTHROUGH */
+	case (TBL_CELL_DVERT):
+		return(1);
+	default:
+		break;
+	}
+
 mod:
 	/* 
 	 * XXX: since, at least for now, modifiers are non-conflicting
@@ -156,6 +173,8 @@ mod:
 		goto mod;
 	case ('f'):
 		break;
+	case ('r'):
+		/* FALLTHROUGH */
 	case ('b'):
 		/* FALLTHROUGH */
 	case ('i'):
@@ -168,12 +187,20 @@ mod:
 	}
 
 	switch (tolower((unsigned char)p[(*pos)++])) {
+	case ('3'):
+		/* FALLTHROUGH */
 	case ('b'):
 		cp->flags |= TBL_CELL_BOLD;
 		goto mod;
+	case ('2'):
+		/* FALLTHROUGH */
 	case ('i'):
 		cp->flags |= TBL_CELL_ITALIC;
 		goto mod;
+	case ('1'):
+		/* FALLTHROUGH */
+	case ('r'):
+		goto mod;
 	default:
 		break;
 	}
@@ -427,19 +454,19 @@ cell_alloc(struct tbl_node *tbl, struct tbl_row *rp, e
 }
 
 static void
-head_adjust(const struct tbl_cell *cell, struct tbl_head *head)
+head_adjust(const struct tbl_cell *cellp, struct tbl_head *head)
 {
-	if (TBL_CELL_VERT != cell->pos &&
-			TBL_CELL_DVERT != cell->pos) {
+	if (TBL_CELL_VERT != cellp->pos &&
+			TBL_CELL_DVERT != cellp->pos) {
 		head->pos = TBL_HEAD_DATA;
 		return;
 	}
 
-	if (TBL_CELL_VERT == cell->pos)
+	if (TBL_CELL_VERT == cellp->pos)
 		if (TBL_HEAD_DVERT != head->pos)
 			head->pos = TBL_HEAD_VERT;
 
-	if (TBL_CELL_DVERT == cell->pos)
+	if (TBL_CELL_DVERT == cellp->pos)
 		head->pos = TBL_HEAD_DVERT;
 }