From db8a80735b9ce54f26d3e6796d0ae647455ca854 Mon Sep 17 00:00:00 2001
From: "Gregory P. Smith" <greg@mad-scientist.com>
Date: Mon, 5 Jun 2006 01:56:15 +0000
Subject: [PATCH]   * support DBEnv.lsn_reset() method on BerkeleyDB >= 4.4
 [patch #1494902]

---
 Lib/bsddb/dbobj.py | 10 ++++++++--
 Modules/_bsddb.c   | 25 +++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/Lib/bsddb/dbobj.py b/Lib/bsddb/dbobj.py
index f5bd0dcb742..530de4f99a2 100644
--- a/Lib/bsddb/dbobj.py
+++ b/Lib/bsddb/dbobj.py
@@ -91,11 +91,13 @@ class DBEnv:
         return apply(self._cobj.lock_stat, args, kwargs)
     def log_archive(self, *args, **kwargs):
         return apply(self._cobj.log_archive, args, kwargs)
+
+    def set_get_returns_none(self, *args, **kwargs):
+        return apply(self._cobj.set_get_returns_none, args, kwargs)
+
     if db.version() >= (4,0):
         def log_stat(self, *args, **kwargs):
             return apply(self._cobj.log_stat, args, kwargs)
-    def set_get_returns_none(self, *args, **kwargs):
-        return apply(self._cobj.set_get_returns_none, args, kwargs)
 
     if db.version() >= (4,1):
         def dbremove(self, *args, **kwargs):
@@ -105,6 +107,10 @@ class DBEnv:
         def set_encrypt(self, *args, **kwargs):
             return apply(self._cobj.set_encrypt, args, kwargs)
 
+    if db.version() >= (4,4):
+      def lsn_reset(self, *args, **kwargs):
+          return apply(self._cobj.lsn_reset, args, kwargs)
+
 
 class DB(DictMixin):
     def __init__(self, dbenv, *args, **kwargs):
diff --git a/Modules/_bsddb.c b/Modules/_bsddb.c
index 3c50a3974d9..16bdf66c840 100644
--- a/Modules/_bsddb.c
+++ b/Modules/_bsddb.c
@@ -4294,6 +4294,28 @@ DBEnv_lock_put(DBEnvObject* self, PyObject* args)
     RETURN_NONE();
 }
 
+#if (DBVER >= 44)
+static PyObject*
+DBEnv_lsn_reset(DBEnvObject* self, PyObject* args, PyObject* kwargs)
+{
+    int err;
+    char *file;
+    u_int32_t flags = 0;
+    static char* kwnames[] = { "file", "flags", NULL};
+
+    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "z|i:lsn_reset", kwnames,
+                                     &file, &flags))
+        return NULL;
+    CHECK_ENV_NOT_CLOSED(self);
+
+    MYDB_BEGIN_ALLOW_THREADS;
+    err = self->db_env->lsn_reset(self->db_env, file, flags);
+    MYDB_END_ALLOW_THREADS;
+    RETURN_IF_ERR();
+    RETURN_NONE();
+}
+#endif /* DBVER >= 4.4 */
+
 #if (DBVER >= 40)
 static PyObject*
 DBEnv_log_stat(DBEnvObject* self, PyObject* args)
@@ -4848,6 +4870,9 @@ static PyMethodDef DBEnv_methods[] = {
     {"log_archive",     (PyCFunction)DBEnv_log_archive,      METH_VARARGS},
 #if (DBVER >= 40)
     {"log_stat",        (PyCFunction)DBEnv_log_stat,         METH_VARARGS},
+#endif
+#if (DBVER >= 44)
+    {"lsn_reset",       (PyCFunction)DBEnv_lsn_reset,        METH_VARARGS|METH_KEYWORDS},
 #endif
     {"set_get_returns_none",(PyCFunction)DBEnv_set_get_returns_none, METH_VARARGS},
     {NULL,      NULL}       /* sentinel */