===================================================================
RCS file: /cvs/mandoc/Attic/xstd.c,v
retrieving revision 1.1
retrieving revision 1.10
diff -u -p -r1.1 -r1.10
--- mandoc/Attic/xstd.c	2008/12/23 05:30:49	1.1
+++ mandoc/Attic/xstd.c	2009/03/16 22:19:19	1.10
@@ -1,4 +1,4 @@
-/* $Id: xstd.c,v 1.1 2008/12/23 05:30:49 kristaps Exp $ */
+/* $Id: xstd.c,v 1.10 2009/03/16 22:19:19 kristaps Exp $ */
 /*
  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -16,12 +16,17 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
+#include <assert.h>
 #include <err.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include "private.h"
 
+/*
+ * Contains wrappers for common functions to simplify their general
+ * usage throughout this codebase.
+ */
 
 int
 xstrcmp(const char *p1, const char *p2)
@@ -30,7 +35,6 @@ xstrcmp(const char *p1, const char *p2)
 	return(0 == strcmp(p1, p2));
 }
 
-
 int
 xstrlcat(char *dst, const char *src, size_t sz)
 {
@@ -38,7 +42,6 @@ xstrlcat(char *dst, const char *src, size_t sz)
 	return(strlcat(dst, src, sz) < sz);
 }
 
-
 int
 xstrlcpy(char *dst, const char *src, size_t sz)
 {
@@ -46,7 +49,15 @@ xstrlcpy(char *dst, const char *src, size_t sz)
 	return(strlcpy(dst, src, sz) < sz);
 }
 
+void *
+xrealloc(void *ptr, size_t sz)
+{
+	void		*p;
 
+	if (NULL == (p = realloc(ptr, sz)))
+		err(EXIT_FAILURE, "realloc");
+	return(p);
+}
 
 void *
 xcalloc(size_t num, size_t sz)
@@ -58,7 +69,6 @@ xcalloc(size_t num, size_t sz)
 	return(p);
 }
 
-
 char *
 xstrdup(const char *p)
 {
@@ -69,3 +79,23 @@ xstrdup(const char *p)
 	return(pp);
 }
 
+int
+xstrlcpys(char *buf, const struct mdoc_node *n, size_t sz)
+{
+	char		 *p;
+
+	assert(sz > 0);
+	assert(buf);
+	*buf = 0;
+
+	for ( ; n; n = n->next) {
+		assert(MDOC_TEXT == n->type);
+		p = n->string;
+		if ( ! xstrlcat(buf, p, sz))
+			return(0);
+		if (n->next && ! xstrlcat(buf, " ", sz))
+			return(0);
+	}
+
+	return(1);
+}