From dac72baef46897b80fc98632cef182fb266a5d60 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 21 Mar 2011 17:24:35 +0200
Subject: Add base SQLite database classes

---
 odb/sqlite/connection.cxx | 59 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 odb/sqlite/connection.cxx

(limited to 'odb/sqlite/connection.cxx')

diff --git a/odb/sqlite/connection.cxx b/odb/sqlite/connection.cxx
new file mode 100644
index 0000000..37f5e20
--- /dev/null
+++ b/odb/sqlite/connection.cxx
@@ -0,0 +1,59 @@
+// file      : odb/sqlite/connection.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#include <new>    // std::bad_alloc
+#include <string>
+#include <cassert>
+
+#include <odb/sqlite/database.hxx>
+#include <odb/sqlite/connection.hxx>
+#include <odb/sqlite/statement-cache.hxx>
+#include <odb/sqlite/error.hxx>
+
+using namespace std;
+
+namespace odb
+{
+  namespace sqlite
+  {
+    connection::
+    connection (database_type& db)
+        : db_ (db)
+    {
+      int f (db.flags ());
+      const string& n (db.name ());
+
+      // If we are opening a temporary database, then add the create flag.
+      //
+      if (n.empty () || n == ":memory:")
+        f |= SQLITE_OPEN_CREATE;
+
+      // A connection can only be used by a single thread at a time. So
+      // disable locking in SQLite unless explicitly requested.
+      //
+      if ((f & SQLITE_OPEN_FULLMUTEX) == 0)
+        f |= SQLITE_OPEN_NOMUTEX;
+
+      if (int e = sqlite3_open_v2 (n.c_str (), &handle_, f, 0))
+      {
+        if (handle_ == 0)
+          throw bad_alloc ();
+
+        translate_error (e, *this);
+      }
+
+      statement_cache_.reset (new statement_cache_type (*this));
+    }
+
+    connection::
+    ~connection ()
+    {
+      statement_cache_.reset (); // Free prepared statements.
+
+      if (sqlite3_close (handle_) == SQLITE_BUSY)
+        assert (false); // Connection has outstanding prepared statements.
+    }
+  }
+}
-- 
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