Click here to Skip to main content
11,649,466 members (77,709 online)
Click here to Skip to main content
Add your own
alternative version

Writing UDFs for Firebird Embedded SQL Server

, , 23 Oct 2009 CPOL 22.2K 479 27
We will describe how to create your own native Firebird extension and show some approaches how to use it in managed code applications
 *	PROGRAM:	JRD Access Method
 *	MODULE:		perf.h
 *	DESCRIPTION:	Peformance tool block
 * 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
 * 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): ______________________________________.
 * 2002.02.15 Sean Leyne - Code Cleanup, removed obsolete "OS/2" port
 * 2002.10.29 Sean Leyne - Removed obsolete "Netware" port
 * 2002.10.30 Sean Leyne - Removed support for obsolete "PC_PLATFORM" define

#ifndef JRD_PERF_H
#define JRD_PERF_H

#ifdef LINUX
#include <libio.h>

#include <sys/types.h>
#include <sys/times.h>
#ifdef VMS
#include <types.h>
#include <sys/types.h>

#ifdef __cplusplus
extern "C" {

 * Structure returned by times()
struct tms {
	time_t tms_utime;			/* user time */
	time_t tms_stime;			/* system time */
	time_t tms_cutime;			/* user time, children */
	time_t tms_cstime;			/* system time, children */

#ifdef __cplusplus
} /* extern "C" */

#endif /* !HAVE_TIMES */

#ifdef __cplusplus
extern "C" {

typedef struct perf {
	long perf_fetches;
	long perf_marks;
	long perf_reads;
	long perf_writes;
	long perf_current_memory;
	long perf_max_memory;
	long perf_buffers;
	long perf_page_size;
	long perf_elapsed;
	struct tms perf_times;

/* Letter codes controlling printing of statistics:

	!f - fetches
	!m - marks
	!r - reads
	!w - writes
	!e - elapsed time (in seconds)
	!u - user times
	!s - system time
	!p - page size
	!b - number buffers
	!d - delta memory
	!c - current memory
	!x - max memory


#ifdef __cplusplus
} /* extern "C" */

#include "../jrd/perf_proto.h"

#endif /* JRD_PERF_H */

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.


This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


About the Authors

Ukraine Ukraine
No Biography provided

Apriorit Inc
Apriorit Inc.
Hungary Hungary
ApriorIT is a Software Research and Development company that works in advanced knowledge-intensive scopes.

Company offers integrated research&development services for the software projects in such directions as Corporate Security, Remote Control, Mobile Development, Embedded Systems, Virtualization, Drivers and others.

Official site
Group type: Organisation

32 members

You may also be interested in...

| Advertise | Privacy | Terms of Use | Mobile
Web01 | 2.8.150804.4 | Last Updated 24 Oct 2009
Article Copyright 2009 by Ivan_Komarov, Apriorit Inc
Everything else Copyright © CodeProject, 1999-2015
Layout: fixed | fluid