mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-15 19:33:59 +03:00
78 lines
2.7 KiB
C
78 lines
2.7 KiB
C
/****************************************************************************
|
|
*
|
|
* Open Watcom Project
|
|
*
|
|
* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
|
|
*
|
|
* ========================================================================
|
|
*
|
|
* This file contains Original Code and/or Modifications of Original
|
|
* Code as defined in and that are subject to the Sybase Open Watcom
|
|
* Public License version 1.0 (the 'License'). You may not use this file
|
|
* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
|
|
* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
|
|
* provided with the Original Code and Modifications, and is also
|
|
* available at www.sybase.com/developer/opensource.
|
|
*
|
|
* The Original Code and all software distributed under the License are
|
|
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
|
* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
|
|
* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
|
|
* NON-INFRINGEMENT. Please see the License for the specific language
|
|
* governing rights and limitations under the License.
|
|
*
|
|
* ========================================================================
|
|
*
|
|
* Description: Module for adding functions to the atexit() list, as well
|
|
* invoking the functions on library shutdown.
|
|
*
|
|
****************************************************************************/
|
|
|
|
|
|
#include "variety.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "rtdata.h"
|
|
#include "extfunc.h"
|
|
#include "rtinit.h"
|
|
|
|
#define EXIT_LIMIT 32
|
|
|
|
static void (* _HUGEDATA _ExitList[EXIT_LIMIT])( void );
|
|
static int _ExitCount;
|
|
|
|
int atexit( void (*func)( void ) )
|
|
{
|
|
if( _ExitCount < EXIT_LIMIT ) {
|
|
_ExitList[ _ExitCount++ ] = func;
|
|
return( 0 ); /* indicate added successfully */
|
|
}
|
|
return( -1 ); /* indicate no room */
|
|
}
|
|
|
|
typedef void exit_fn( void );
|
|
#if defined(_M_IX86)
|
|
#pragma aux (__outside_CLIB) exit_fn;
|
|
#endif
|
|
|
|
static void _Full_at_exit_rtn( void )
|
|
{
|
|
int count;
|
|
exit_fn *func;
|
|
|
|
count = _ExitCount;
|
|
if( count == ( EXIT_LIMIT + 1 ) ) {
|
|
return; /* already done once */
|
|
}
|
|
_ExitCount = EXIT_LIMIT + 1; /* prevent others being registered */
|
|
/* call functions in reverse order of their registration */
|
|
while( count != 0 ) {
|
|
--count;
|
|
func = _ExitList[ count ];
|
|
(*func)(); /* invoke user exit routine */
|
|
}
|
|
}
|
|
|
|
AYI( _Full_at_exit_rtn, INIT_PRIORITY_PROGRAM + 32 );
|