Index: build.conf
===================================================================
--- build.conf	(revision 7007)
+++ build.conf	(working copy)
@@ -664,5 +664,11 @@
 libs = swig_client swig_delta swig_fs swig_ra swig_repos swig_wc swig_core
 language = perl
 
-# ----------------------------------------------------------------------------
+[svn-push]
+type = exe
+path = contrib/client-side/svn-push
+sources = svn-push.c
+install = test
+libs = libsvn_delta libsvn_ra $(SVN_APRUTIL_LIBS) $(SVN_APR_LIBS)
+testing = skip
 
Index: contrib/client-side/svn-push/svn-push.c
===================================================================
--- contrib/client-side/svn-push/svn-push.c	(revision 0)
+++ contrib/client-side/svn-push/svn-push.c	(revision 0)
@@ -0,0 +1,208 @@
+#include <stdio.h>
+
+#include <svn_pools.h>
+#include <svn_ra.h>
+#include <svn_delta.h>
+#include <svn_config.h>
+
+static svn_error_t * my_commit_callback (
+    svn_revnum_t new_revision,
+    const char *date,
+    const char *author,
+    void *baton)
+{
+    printf("Commiting Rev. %i at date \"%s\", by author \"%s\"",
+            new_revision, date, author
+          );
+
+    return SVN_NO_ERROR;
+}
+
+  svn_error_t * (*old_change_file_prop) (void *file_baton,
+                                    const char *name,
+                                    const svn_string_t *value,
+                                    apr_pool_t *pool);
+
+  svn_error_t * (*old_change_dir_prop) (void *dir_baton,
+                                   const char *name,
+                                   const svn_string_t *value,
+                                   apr_pool_t *pool);
+
+svn_error_t * new_change_file_prop(void *file_baton,
+                                    const char *name,
+                                    const svn_string_t *value,
+                                    apr_pool_t *pool)
+{
+    if (svn_property_kind(NULL, name) != svn_prop_regular_kind)
+    {
+        /* Do nothing */
+        return SVN_NO_ERROR;
+    }
+    else
+        return old_change_file_prop(file_baton, name, value, pool);
+}
+
+svn_error_t * new_change_dir_prop (void *dir_baton,
+                                   const char *name,
+                                   const svn_string_t *value,
+                                   apr_pool_t *pool)
+{
+    if (svn_property_kind(NULL, name) != svn_prop_regular_kind)
+    {
+        return SVN_NO_ERROR; /* Do nothing */
+    }
+    else
+        return old_change_dir_prop(dir_baton, name, value, pool);
+}
+
+
+
+static svn_error_t * do_job(apr_pool_t * pool, const char * src_url, const char * dest_url, int start_rev, int end_rev)
+{
+    svn_ra_plugin_t * ra_src, * ra_dest;
+    void * ra_src_sess_baton, * ra_dest_sess_baton;
+    svn_delta_editor_t * delta_editor;
+    void * edit_baton;
+    void * ra_baton;
+    const svn_ra_reporter_t * reporter;
+    void * report_baton;
+    apr_hash_t * config;
+    svn_ra_callbacks_t dest_callbacks;
+    svn_ra_callbacks_t src_callbacks;
+    svn_auth_baton_t * ab;
+    apr_array_header_t *providers;
+
+    SVN_ERR (svn_config_get_config(&config, NULL, pool));
+
+    SVN_ERR (svn_ra_init_ra_libs (&ra_baton, pool));
+    
+    SVN_ERR (svn_ra_get_ra_library(&ra_src, ra_baton, src_url, pool));
+
+    SVN_ERR (svn_ra_get_ra_library(&ra_dest, ra_baton, dest_url , pool));
+
+    memset((void *)&dest_callbacks, '\0', sizeof(dest_callbacks));
+
+#if 0
+    providers
+      = apr_array_make (pool, 10, sizeof (svn_auth_provider_object_t *));
+
+
+    svn_auth_open (&ab, providers, pool);
+#endif
+
+    SVN_ERR (ra_dest->open(
+                &ra_dest_sess_baton,
+                dest_url,
+                &dest_callbacks,
+                NULL,
+                config,
+                pool
+                ));
+
+   SVN_ERR (ra_src->open(
+                &ra_src_sess_baton,
+                src_url,
+                &dest_callbacks,
+                NULL,
+                config,
+                pool
+                ));
+
+                
+    SVN_ERR (ra_dest->get_commit_editor(
+                ra_dest_sess_baton, 
+                &delta_editor, 
+                &edit_baton,
+                "Hello World!",
+                my_commit_callback,
+                NULL,
+                pool)
+            );
+
+    old_change_dir_prop = delta_editor->change_dir_prop;
+    delta_editor->change_dir_prop = new_change_dir_prop;
+
+    old_change_file_prop = delta_editor->change_file_prop;
+    delta_editor->change_file_prop = new_change_file_prop;
+    
+
+    SVN_ERR (ra_src->do_diff(
+                ra_src_sess_baton,
+                &reporter,
+                &report_baton,
+                end_rev,
+                NULL,
+                1,
+                1,
+                src_url,
+                delta_editor,
+                edit_baton,
+                pool));
+
+    SVN_ERR (reporter->set_path(
+                report_baton,
+                "",
+                start_rev,
+                0,
+                pool));
+
+    SVN_ERR (reporter->finish_report(
+                report_baton
+                ));
+
+    return SVN_NO_ERROR;
+}
+
+int main(int argc, char * argv[])
+{
+    apr_pool_t * top_pool;
+    svn_error_t * error = NULL;
+    int start_rev, end_rev;
+    char * src_url, * dest_url, * s;
+    
+ 
+    /* Initialize the app.  Send all error messages to 'stderr'.  */
+    if (svn_cmdline_init ("minimal_client", stderr) != EXIT_SUCCESS)
+      return EXIT_FAILURE;
+
+    top_pool = svn_pool_create (NULL);
+
+#define CMD_LINE_ERROR \
+        { \
+        fprintf(stderr, "%s",  \
+                "Usage : svn-push -r N:M [SRC_URL] [DEST_URL]\n"); \
+        goto error; \
+        } \
+    
+    if (argc != 5)
+    {
+        CMD_LINE_ERROR
+    }
+    
+    if (strcmp(argv[1], "-r"))
+    {
+        CMD_LINE_ERROR
+    }
+    
+    if (sscanf(argv[2], "%i:%i", &start_rev, &end_rev) != 2)
+    {
+        CMD_LINE_ERROR
+    }
+
+    src_url = argv[3];
+    dest_url = argv[4];
+    
+    error = do_job(top_pool, src_url, dest_url, start_rev, end_rev);
+
+    if (error)
+    {
+      svn_handle_error (error, stderr, 0);
+      return EXIT_FAILURE;
+    }
+
+        
+error:
+    svn_pool_destroy(top_pool);
+
+    return 0;
+}