[lttv.git] / tests / kernel / ltt-facility-loader-tests.c

/*
 * ltt-facility-loader-tests.c
 *
 * (C) Copyright  2005 - 
 *          Mathieu Desnoyers (mathieu.desnoyers@polymtl.ca)
 *
 * Contains the LTT facility loader.
 *
 */


#include <linux/ltt-facilities.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/config.h>
#include "ltt-facility-loader-tests.h"


#ifdef CONFIG_LTT

EXPORT_SYMBOL(LTT_FACILITY_SYMBOL);
EXPORT_SYMBOL(LTT_FACILITY_CHECKSUM_SYMBOL);

static const char ltt_facility_name[] = LTT_FACILITY_NAME;

#define SYMBOL_STRING(sym) #sym

static struct ltt_facility facility = {
	.name = ltt_facility_name,
	.num_events = LTT_FACILITY_NUM_EVENTS,
	.checksum = LTT_FACILITY_CHECKSUM,
	.symbol = SYMBOL_STRING(LTT_FACILITY_SYMBOL),
};

static int __init facility_init(void)
{
	printk(KERN_INFO "LTT : ltt-facility-tests init in kernel\n");

	LTT_FACILITY_SYMBOL = ltt_facility_kernel_register(&facility);
	LTT_FACILITY_CHECKSUM_SYMBOL = LTT_FACILITY_SYMBOL;
	
	return LTT_FACILITY_SYMBOL;
}

#ifndef MODULE
__initcall(facility_init);
#else
module_init(facility_init);
static void __exit facility_exit(void)
{
	int err;

	err = ltt_facility_unregister(LTT_FACILITY_SYMBOL);
	if(err != 0)
		printk(KERN_ERR "LTT : Error in unregistering facility.\n");

}
module_exit(facility_exit)

MODULE_LICENSE("GPL");
MODULE_AUTHOR("Mathieu Desnoyers");
MODULE_DESCRIPTION("Linux Trace Toolkit Facility");

#endif //MODULE

#endif //CONFIG_LTT
Commit	Line	Data
abbd00d3	1	/*
	2	* ltt-facility-loader-tests.c
	3	*
	4	* (C) Copyright 2005 -
	5	* Mathieu Desnoyers (mathieu.desnoyers@polymtl.ca)
	6	*
	7	* Contains the LTT facility loader.
	8	*
	9	*/
	10
	11
	12	#include <linux/ltt-facilities.h>
	13	#include <linux/module.h>
	14	#include <linux/init.h>
	15	#include <linux/config.h>
	16	#include "ltt-facility-loader-tests.h"
	17
	18
	19	#ifdef CONFIG_LTT
	20
	21	EXPORT_SYMBOL(LTT_FACILITY_SYMBOL);
	22	EXPORT_SYMBOL(LTT_FACILITY_CHECKSUM_SYMBOL);
	23
	24	static const char ltt_facility_name[] = LTT_FACILITY_NAME;
	25
	26	#define SYMBOL_STRING(sym) #sym
	27
	28	static struct ltt_facility facility = {
	29	.name = ltt_facility_name,
	30	.num_events = LTT_FACILITY_NUM_EVENTS,
	31	.checksum = LTT_FACILITY_CHECKSUM,
	32	.symbol = SYMBOL_STRING(LTT_FACILITY_SYMBOL),
	33	};
	34
	35	static int __init facility_init(void)
	36	{
	37	printk(KERN_INFO "LTT : ltt-facility-tests init in kernel\n");
	38
	39	LTT_FACILITY_SYMBOL = ltt_facility_kernel_register(&facility);
	40	LTT_FACILITY_CHECKSUM_SYMBOL = LTT_FACILITY_SYMBOL;
	41
	42	return LTT_FACILITY_SYMBOL;
	43	}
	44
	45	#ifndef MODULE
	46	__initcall(facility_init);
	47	#else
	48	module_init(facility_init);
	49	static void __exit facility_exit(void)
	50	{
	51	int err;
	52
	53	err = ltt_facility_unregister(LTT_FACILITY_SYMBOL);
	54	if(err != 0)
	55	printk(KERN_ERR "LTT : Error in unregistering facility.\n");
	56
	57	}
	58	module_exit(facility_exit)
	59
	60	MODULE_LICENSE("GPL");
	61	MODULE_AUTHOR("Mathieu Desnoyers");
	62	MODULE_DESCRIPTION("Linux Trace Toolkit Facility");
	63
	64	#endif //MODULE
65
66	#endif //CONFIG_LTT