===================================================================
RCS file: /cvs/mandoc/mdoc_validate.c,v
retrieving revision 1.154
retrieving revision 1.158
diff -u -p -r1.154 -r1.158
--- mandoc/mdoc_validate.c	2011/01/25 15:46:05	1.154
+++ mandoc/mdoc_validate.c	2011/03/07 01:35:51	1.158
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_validate.c,v 1.154 2011/01/25 15:46:05 kristaps Exp $ */
+/*	$Id: mdoc_validate.c,v 1.158 2011/03/07 01:35:51 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
@@ -104,6 +104,7 @@ static	int	 post_eoln(POST_ARGS);
 static	int	 post_it(POST_ARGS);
 static	int	 post_lb(POST_ARGS);
 static	int	 post_nm(POST_ARGS);
+static	int	 post_ns(POST_ARGS);
 static	int	 post_os(POST_ARGS);
 static	int	 post_ignpar(POST_ARGS);
 static	int	 post_prol(POST_ARGS);
@@ -139,7 +140,7 @@ static	v_post	 posts_bx[] = { post_bx, NULL };
 static	v_post	 posts_bool[] = { ebool, NULL };
 static	v_post	 posts_eoln[] = { post_eoln, NULL };
 static	v_post	 posts_defaults[] = { post_defaults, NULL };
-static	v_post	 posts_dd[] = { ewarn_ge1, post_dd, post_prol, NULL };
+static	v_post	 posts_dd[] = { post_dd, post_prol, NULL };
 static	v_post	 posts_dl[] = { post_literal, bwarn_ge1, NULL };
 static	v_post	 posts_dt[] = { post_dt, post_prol, NULL };
 static	v_post	 posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };
@@ -148,6 +149,7 @@ static	v_post	 posts_lb[] = { post_lb, NULL };
 static	v_post	 posts_nd[] = { berr_ge1, NULL };
 static	v_post	 posts_nm[] = { post_nm, NULL };
 static	v_post	 posts_notext[] = { ewarn_eq0, NULL };
+static	v_post	 posts_ns[] = { post_ns, NULL };
 static	v_post	 posts_os[] = { post_os, post_prol, NULL };
 static	v_post	 posts_rs[] = { post_rs, NULL };
 static	v_post	 posts_sh[] = { post_ignpar, hwarn_ge1, bwarn_ge1, post_sh, NULL };
@@ -219,7 +221,7 @@ const	struct valids mdoc_valids[MDOC_MAX] = {
 	{ NULL, posts_text },			/* Xr */ 
 	{ NULL, posts_text },			/* %A */
 	{ NULL, posts_text },			/* %B */ /* FIXME: can be used outside Rs/Re. */
-	{ NULL, posts_text },			/* %D */ /* FIXME: check date with mandoc_a2time(). */
+	{ NULL, posts_text },			/* %D */
 	{ NULL, posts_text },			/* %I */
 	{ NULL, posts_text },			/* %J */
 	{ NULL, posts_text },			/* %N */
@@ -249,7 +251,7 @@ const	struct valids mdoc_valids[MDOC_MAX] = {
 	{ NULL, NULL },				/* Fx */
 	{ NULL, NULL },				/* Ms */ 
 	{ NULL, posts_notext },			/* No */
-	{ NULL, posts_notext },			/* Ns */
+	{ NULL, posts_ns },			/* Ns */
 	{ NULL, NULL },				/* Nx */
 	{ NULL, NULL },				/* Ox */
 	{ NULL, NULL },				/* Pc */
@@ -336,6 +338,8 @@ mdoc_valid_pre(struct mdoc *mdoc, struct mdoc_node *n)
 		/* FALLTHROUGH */
 	case (MDOC_TBL):
 		/* FALLTHROUGH */
+	case (MDOC_EQN):
+		/* FALLTHROUGH */
 	case (MDOC_ROOT):
 		return(1);
 	default:
@@ -365,6 +369,8 @@ mdoc_valid_post(struct mdoc *mdoc)
 	switch (mdoc->last->type) {
 	case (MDOC_TEXT):
 		/* FALLTHROUGH */
+	case (MDOC_EQN):
+		/* FALLTHROUGH */
 	case (MDOC_TBL):
 		return(1);
 	case (MDOC_ROOT):
@@ -913,7 +919,7 @@ static int
 pre_dt(PRE_ARGS)
 {
 
-	if (0 == mdoc->meta.date || mdoc->meta.os)
+	if (NULL == mdoc->meta.date || mdoc->meta.os)
 		mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
 
 	if (mdoc->meta.title)
@@ -926,7 +932,7 @@ static int
 pre_os(PRE_ARGS)
 {
 
-	if (NULL == mdoc->meta.title || 0 == mdoc->meta.date)
+	if (NULL == mdoc->meta.title || NULL == mdoc->meta.date)
 		mdoc_nmsg(mdoc, n, MANDOCERR_PROLOGOOO);
 
 	if (mdoc->meta.os)
@@ -1744,6 +1750,15 @@ post_rs(POST_ARGS)
 }
 
 static int
+post_ns(POST_ARGS)
+{
+
+	if (MDOC_LINE & mdoc->last->flags)
+		mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNNS);
+	return(1);
+}
+
+static int
 post_sh(POST_ARGS)
 {
 
@@ -1956,23 +1971,21 @@ post_dd(POST_ARGS)
 	char		  buf[DATESIZE];
 	struct mdoc_node *n;
 
-	n = mdoc->last;
+	if (mdoc->meta.date)
+		free(mdoc->meta.date);
 
-	if (NULL == n->child) {
-		mdoc->meta.date = time(NULL);
+	n = mdoc->last;
+	if (NULL == n->child || '\0' == n->child->string[0]) {
+		mdoc->meta.date = mandoc_normdate(NULL,
+		    mdoc->msg, mdoc->data, n->line, n->pos);
 		return(1);
 	}
 
 	if ( ! concat(mdoc, buf, n->child, DATESIZE))
 		return(0);
 
-	mdoc->meta.date = mandoc_a2time
-		(MTIME_MDOCDATE | MTIME_CANONICAL, buf);
-
-	if (0 == mdoc->meta.date) {
-		mdoc_nmsg(mdoc, n, MANDOCERR_BADDATE);
-		mdoc->meta.date = time(NULL);
-	}
+	mdoc->meta.date = mandoc_normdate(buf,
+	    mdoc->msg, mdoc->data, n->line, n->pos);
 
 	return(1);
 }