firebird-mirror/src/lock/manager.cpp

/*
 *	PROGRAM:	JRD Lock Manager
 *	MODULE:		manager.cpp
 *	DESCRIPTION:	Lock manager process
 *
 * The contents of this file are subject to the Interbase Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy
 * of the License at http://www.Inprise.com/IPL.html
 *
 * Software distributed under the License is distributed on an
 * "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
 * or implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code was created by Inprise Corporation
 * and its predecessors. Portions created by Inprise Corporation are
 * Copyright (C) Inprise Corporation.
 *
 * All Rights Reserved.
 * Contributor(s): ______________________________________.
 */

#include "firebird.h"
#include "../jrd/common.h"
#include <stdio.h>
#include "../jrd/jrd.h"
#include "../jrd/lck.h"
#include "../jrd/divorce.h"
#include "../lock/lock_proto.h"

#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif


int main( int argc, char **argv)
{
/**************************************
 *
 *	m a i n
 *
 **************************************
 *
 * Functional description
 *
 **************************************/
	ISC_STATUS_ARRAY status_vector;
	SLONG owner_handle;

	if (setreuid(0, 0) < 0)
		printf("lock manager: couldn't set uid to superuser\n");

	if (argc < 2)
		divorce_terminal(0);

	status_vector[1] = 0;
	owner_handle = 0;
	if (!LOCK_init
		(status_vector, true, getpid(), Jrd::LCK_OWNER_process,
		 &owner_handle))
	{
#ifdef MANAGER_PROCESS
			LOCK_manager(owner_handle);
#else
			;
#endif
	}

	LOCK_fini(status_vector, &owner_handle);
}