X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fgl_sublist.c;h=19158d02d208bb6532917a1aa597b9cefc07f31b;hb=2fd7e9189c239ef737105bc085ace4dc80435533;hp=0760cbd520ccd592eacb8bf5cb3e8612abff9daf;hpb=57fdfd3f8ec62b105c53bcdf6f127c35c7fe7391;p=gnulib.git

diff --git a/lib/gl_sublist.c b/lib/gl_sublist.c
index 0760cbd52..19158d02d 100644
--- a/lib/gl_sublist.c
+++ b/lib/gl_sublist.c
@@ -1,5 +1,5 @@
 /* Sequential list data type backed by another list.
-   Copyright (C) 2006-2007 Free Software Foundation, Inc.
+   Copyright (C) 2006-2008 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
    This program is free software: you can redistribute it and/or modify
@@ -87,6 +87,16 @@ gl_sublist_node_value (gl_list_t list, gl_list_node_t node)
   return gl_list_get_at (list->whole, list->start + index);
 }
 
+static void
+gl_sublist_node_set_value (gl_list_t list, gl_list_node_t node, const void *elt)
+{
+  uintptr_t index = NODE_TO_INDEX (node);
+  if (!(index < list->end - list->start))
+    /* Invalid argument.  */
+    abort ();
+  gl_list_set_at (list->whole, list->start + index, elt);
+}
+
 static gl_list_node_t
 gl_sublist_next_node (gl_list_t list, gl_list_node_t node)
 {
@@ -397,6 +407,7 @@ static const struct gl_list_implementation gl_sublist_list_implementation =
     gl_sublist_create_fill,
     gl_sublist_size,
     gl_sublist_node_value,
+    gl_sublist_node_set_value,
     gl_sublist_next_node,
     gl_sublist_previous_node,
     gl_sublist_get_at,