===================================================================
RCS file: /cvs/mandoc/mdoc_validate.c,v
retrieving revision 1.211
retrieving revision 1.213
diff -u -p -r1.211 -r1.213
--- mandoc/mdoc_validate.c	2014/04/20 19:40:13	1.211
+++ mandoc/mdoc_validate.c	2014/04/23 16:08:33	1.213
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_validate.c,v 1.211 2014/04/20 19:40:13 schwarze Exp $ */
+/*	$Id: mdoc_validate.c,v 1.213 2014/04/23 16:08:33 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -1044,34 +1044,25 @@ post_bf(POST_ARGS)
 static int
 post_lb(POST_ARGS)
 {
-	const char	*p;
-	char		*buf;
-	size_t		 sz;
+	struct mdoc_node	*n;
+	const char		*stdlibname;
+	char			*libname;
 
 	check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 1);
 
-	assert(mdoc->last->child);
-	assert(MDOC_TEXT == mdoc->last->child->type);
+	n = mdoc->last->child;
 
-	p = mdoc_a2lib(mdoc->last->child->string);
+	assert(n);
+	assert(MDOC_TEXT == n->type);
 
-	/* If lookup ok, replace with table value. */
+	if (NULL == (stdlibname = mdoc_a2lib(n->string)))
+		mandoc_asprintf(&libname,
+		    "library \\(lq%s\\(rq", n->string);
+	else
+		libname = mandoc_strdup(stdlibname);
 
-	if (p) {
-		free(mdoc->last->child->string);
-		mdoc->last->child->string = mandoc_strdup(p);
-		return(1);
-	}
-
-	/* If not, use "library ``xxxx''. */
-
-	sz = strlen(mdoc->last->child->string) + 2 +
-	     strlen("\\(lqlibrary\\(rq");
-	buf = mandoc_malloc(sz);
-	snprintf(buf, sz, "library \\(lq%s\\(rq",
-	    mdoc->last->child->string);
-	free(mdoc->last->child->string);
-	mdoc->last->child->string = buf;
+	free(n->string);
+	n->string = libname;
 	return(1);
 }
 
@@ -1192,9 +1183,9 @@ post_defaults(POST_ARGS)
 static int
 post_at(POST_ARGS)
 {
-	const char	 *p, *q;
-	char		 *buf;
-	size_t		  sz;
+	struct mdoc_node	*n;
+	const char		*std_att;
+	char			*att;
 
 	/*
 	 * If we have a child, look it up in the standard keys.  If a
@@ -1202,27 +1193,18 @@ post_at(POST_ARGS)
 	 * prefix "AT&T UNIX " to the existing data.
 	 */
 
-	if (NULL == mdoc->last->child)
+	if (NULL == (n = mdoc->last->child))
 		return(1);
 
-	assert(MDOC_TEXT == mdoc->last->child->type);
-	p = mdoc_a2att(mdoc->last->child->string);
-
-	if (p) {
-		free(mdoc->last->child->string);
-		mdoc->last->child->string = mandoc_strdup(p);
-	} else {
+	assert(MDOC_TEXT == n->type);
+	if (NULL == (std_att = mdoc_a2att(n->string))) {
 		mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_BADATT);
-		p = "AT&T UNIX ";
-		q = mdoc->last->child->string;
-		sz = strlen(p) + strlen(q) + 1;
-		buf = mandoc_malloc(sz);
-		strlcpy(buf, p, sz);
-		strlcat(buf, q, sz);
-		free(mdoc->last->child->string);
-		mdoc->last->child->string = buf;
-	}
+		mandoc_asprintf(&att, "AT&T UNIX %s", n->string);
+	} else
+		att = mandoc_strdup(std_att);
 
+	free(n->string);
+	n->string = att;
 	return(1);
 }