Ticket #4177: 4177.diff

wp-includes/post-template.php

@@ -129 +129 @@
         return apply_filters('get_the_excerpt', $output);
 }
 
+function has_excerpt( $id = 0 ) {
+        $post = &get_post( $id );
+        return ( !empty( $post->post_excerpt ) );
+}
 
 function wp_link_pages($args = '') {
         global $post;