update

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@366 a93c3328-9c30-0410-af19-c9cd2b2d52af

libs/openzap/src/zap_buffer.c

@@ -187,7 +187,7 @@ zap_size_t zap_buffer_write(zap_buffer_t *buffer, const void *data, zap_size_t d
 	}
 
 	actual_freespace = buffer->datalen - buffer->actually_used;
-	if (actual_freespace < datalen && (!buffer->max_len || (buffer->datalen + datalen <= buffer->max_len))) {
+	if (actual_freespace < datalen && (!buffer->max_len || (buffer->used + datalen <= buffer->max_len))) {
 		memmove(buffer->data, buffer->head, buffer->used);
 		buffer->head = buffer->data;
 		buffer->actually_used = buffer->used;