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* Copyright (C) 2009 Tim Marston <edam@waxworlds.org>
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* Copyright (C) 2009 Tim Marston <tim@ed.am>
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* This file is part of sqlite3cc (hereafter referred to as "this program").
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* See http://www.waxworlds.org/edam/software/sqlite3cc for more information.
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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* See http://ed.am/dev/sqlite3cc for more information.
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation, either version 3 of the License, or (at your option) any
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <sqlite3cc/command.h>
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#include <sqlite3cc/database.h>
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#include <boost/thread/locks.hpp>
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#include <sqlite3cc/connection.h>
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#include <sqlite3cc/manipulator.h>
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boost::recursive_mutex sqlite::command::_command_mutex;
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sqlite::command::command(
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connection &connection,
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const std::string &sql )
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basic_statement( database, sql ),
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detail::basic_statement( connection, sql ),
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_total_changes( 0 ),
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_last_insert_rowid( 0 )
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int sqlite::command::prepare(
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const std::string &sql )
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int error_code = basic_statement::prepare( sql );
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assert( error_code != SQLITE_OK || sqlite3_column_count( _handle ) == 0 );
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int code = detail::basic_statement::prepare( sql );
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assert( code != SQLITE_OK || sqlite3_column_count( _handle ) == 0 );
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int sqlite::command::step()
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boost::lock_guard< boost::recursive_mutex > lock( _command_mutex );
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int error_code = basic_statement::step();
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if( error_code == SQLITE_OK ) {
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_changes = sqlite3_changes( _database._handle );
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_total_changes = sqlite3_total_changes( _database._handle );
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_last_insert_rowid = sqlite3_last_insert_rowid( _database._handle );
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connection::mutex_guard lock( _connection );
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int code = detail::basic_statement::step();
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if( code == SQLITE_ROW ) throw sqlite_error( "command has results" );
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if( code != SQLITE_DONE ) throw sqlite_error( _connection, code );
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_changes = sqlite3_changes( _connection._handle );
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_total_changes = sqlite3_total_changes( _connection._handle );
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_last_insert_rowid = sqlite3_last_insert_rowid( _connection._handle );
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// finalise now (which shouldn't matter for commands), so that there are no
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// active statements if we come to begin, commit or rollback a transaction
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sqlite::detail::basic_statement &sqlite::detail::basic_statement::operator <<
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< sqlite::detail::exec_t >(
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const sqlite::detail::exec_t & )
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sqlite::command &that = dynamic_cast< sqlite::command & >( *this );
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int code = that.step();
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if( code != SQLITE_DONE ) {
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if( code == SQLITE_ROW )
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throw sqlite_error( "statement returned results" );
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throw sqlite_error( _connection, code );