X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fgl_carray_list.c;h=8b43901e2be6f7cb24e19c51e786c31fd63a3a3f;hb=2fd7e9189c239ef737105bc085ace4dc80435533;hp=90113e0305c06184be67b582afc02d2c3dffd118;hpb=e062ed7a99ca4e88a93db19362800a3326a462ea;p=gnulib.git

diff --git a/lib/gl_carray_list.c b/lib/gl_carray_list.c
index 90113e030..8b43901e2 100644
--- a/lib/gl_carray_list.c
+++ b/lib/gl_carray_list.c
@@ -1,11 +1,11 @@
 /* Sequential list data type implemented by a circular array.
-   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
+   This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -13,8 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
@@ -127,6 +126,21 @@ gl_carray_node_value (gl_list_t list, gl_list_node_t node)
   return list->elements[i];
 }
 
+static void
+gl_carray_node_set_value (gl_list_t list, gl_list_node_t node, const void *elt)
+{
+  uintptr_t index = NODE_TO_INDEX (node);
+  size_t i;
+
+  if (!(index < list->count))
+    /* Invalid argument.  */
+    abort ();
+  i = list->offset + index;
+  if (i >= list->allocated)
+    i -= list->allocated;
+  list->elements[i] = elt;
+}
+
 static gl_list_node_t
 gl_carray_next_node (gl_list_t list, gl_list_node_t node)
 {
@@ -809,6 +823,7 @@ const struct gl_list_implementation gl_carray_list_implementation =
     gl_carray_create,
     gl_carray_size,
     gl_carray_node_value,
+    gl_carray_node_set_value,
     gl_carray_next_node,
     gl_carray_previous_node,
     gl_carray_get_at,