Index: subversion/include/svn_types.h
===================================================================
--- subversion/include/svn_types.h	(revision 15883)
+++ subversion/include/svn_types.h	(working copy)
@@ -297,6 +297,48 @@
 /** @} */
 
 
+/** All information about commits.
+ *
+ * @note Objects of this type should always be created using the
+ * svn_create_commit_info() function.
+ *
+ * @since New in 1.3.
+ */
+typedef struct svn_commit_info_t
+{
+  /** just-committed revision. */
+  svn_revnum_t revision;
+
+  /** server-side date of the commit. */
+  const char *date;
+
+  /** author of the commit. */
+  const char *author;
+
+  /** error message from post-commit hook, or NULL. */
+  const char *post_commit_err;
+
+} svn_commit_info_t;
+
+
+/**
+ * Allocate an object of type @c svn_commit_info_t in @a pool and
+ * return it.
+ *
+ * The @c revision field of the new struct is set to @c
+ * SVN_INVALID_REVNUM.  All other fields are initialized to @c NULL.
+ *
+ * @note Any object of the type @c svn_commit_info_t should
+ * be created using this function.
+ * This is to provide for extending the svn_commit_info_t in
+ * the future.
+ *
+ * @since New in 1.3.
+ */
+svn_commit_info_t *
+svn_create_commit_info (apr_pool_t *pool);
+
+
 /** A structure to represent a path that changed for a log entry. */
 typedef struct svn_log_changed_path_t
 {
Index: subversion/libsvn_subr/svn_helpers.c
===================================================================
--- subversion/libsvn_subr/svn_helpers.c	(revision 0)
+++ subversion/libsvn_subr/svn_helpers.c	(revision 0)
@@ -0,0 +1,34 @@
+/*
+ * svn_helpers.c :  Helper functions like constructors, ...
+ *
+ * ====================================================================
+ * Copyright (c) 2005 CollabNet.  All rights reserved.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution.  The terms
+ * are also available at http://subversion.tigris.org/license-1.html.
+ * If newer versions of this license are posted there, you may use a
+ * newer version instead, at your option.
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals.  For exact contribution history, see the revision
+ * history and logs, available at http://subversion.tigris.org/.
+ * ====================================================================
+ */
+
+#include <apr_pools.h>
+
+#include "svn_types.h"
+
+
+svn_commit_info_t *
+svn_create_commit_info (apr_pool_t *pool)
+{
+  svn_commit_info_t *commit_info
+    = apr_pcalloc (pool, sizeof (svn_commit_info_t));
+
+  commit_info->revision = SVN_INVALID_REVNUM;
+  /* All other fields were initialized to NULL above. */
+
+  return commit_info;
+}