diff -r 21274e5950af -r a1f4cb076d2f src/server/plugins/postgresql/init.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/server/plugins/postgresql/init.c	Sat Sep 24 16:26:10 2022 +0200
@@ -0,0 +1,64 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2022 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "init.h"
+
+#include "resource.h"
+#include "vfs.h"
+#include "webdav.h"
+
+int pg_init(pblock *pb, Session *sn, Request *rq) {
+    if(resourcepool_register_type("postgresql", pg_get_resource_type())) {
+        log_ereport(LOG_FAILURE, "pg-init: Cannot register resourcepool type");
+        return REQ_ABORTED;
+    }
+    
+    if(pg_register_vfs(pb)) {
+        log_ereport(LOG_FAILURE, "pg-init: Cannot register vfs type");
+        return REQ_ABORTED;
+    }
+    
+    if(pg_register_webdav_backend(pb)) {
+        log_ereport(LOG_FAILURE, "pg-init: Cannot register dav type");
+        return REQ_ABORTED;
+    }
+    
+    return REQ_PROCEED;
+}
+
+int pg_register_vfs(pblock *pb) {
+    return vfs_register_type("postgresql", pg_vfs_init, pg_vfs_create);
+}
+
+int pg_register_webdav_backend(pblock *pb) {
+    if(webdav_register_backend("postgresql", pg_webdav_init, pg_webdav_create)) {
+        return 1;
+    }
+    return 0;
+}
+