From efcea3a80da7c4479d5fe168435ecc9fd06bdc72 Mon Sep 17 00:00:00 2001
From: John Turner <jturner.usa@gmail.com>
Date: Sun, 14 Sep 2025 00:16:10 -0400
Subject: Squashed 'subprojects/boost-sqlite/' content from commit 3378e35

git-subtree-dir: subprojects/boost-sqlite
git-subtree-split: 3378e353705271e569cf4ba15c467b840a39798c
---
 src/backup.cpp | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/backup.cpp

(limited to 'src/backup.cpp')

diff --git a/src/backup.cpp b/src/backup.cpp
new file mode 100644
index 0000000..76099b1
--- /dev/null
+++ b/src/backup.cpp
@@ -0,0 +1,61 @@
+//
+// Copyright (c) 2022 Klemens Morgenstern (klemens.morgenstern@gmx.net)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+
+#include <boost/sqlite/backup.hpp>
+#include <boost/sqlite/connection.hpp>
+
+BOOST_SQLITE_BEGIN_NAMESPACE
+
+
+void
+backup(connection & source,
+       connection & target,
+       cstring_ref source_name,
+       cstring_ref target_name,
+       system::error_code & ec,
+       error_info & ei)
+{
+  struct del
+  {
+    void operator()(sqlite3_backup * bp)
+    {
+      sqlite3_backup_finish(bp);
+    }
+  };
+
+  std::unique_ptr<sqlite3_backup, del> bu{
+      sqlite3_backup_init(target.handle(), target_name.c_str(),
+                          source.handle(), source_name.c_str())};
+  if (bu == nullptr)
+  {
+    BOOST_SQLITE_ASSIGN_EC(ec, sqlite3_errcode(target.handle()));
+    ei.set_message(sqlite3_errmsg(target.handle()));
+    return ;
+  }
+
+  const auto res = sqlite3_backup_step(bu.get(), -1);
+  if (SQLITE_DONE != res)
+    BOOST_SQLITE_ASSIGN_EC(ec, res);
+}
+
+
+void
+backup(connection & source,
+       connection & target,
+       cstring_ref source_name,
+       cstring_ref target_name)
+{
+  system::error_code ec;
+  error_info ei;
+  backup(source, target, source_name, target_name, ec, ei);
+  if (ec)
+    throw_exception(system::system_error(ec, ei.message()));
+}
+
+BOOST_SQLITE_END_NAMESPACE
+
-- 
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