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/* at_quick_exit( void (*)( void ) )
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
*/
#include <stdlib.h>
#ifndef REGTEST
extern void ( *_PDCLIB_quickexitstack[] )( void );
extern size_t _PDCLIB_quickexitptr;
int at_quick_exit( void ( *func )( void ) )
{
if ( _PDCLIB_quickexitptr == _PDCLIB_ATEXIT_SLOTS )
{
return -1;
}
else
{
_PDCLIB_quickexitstack[ _PDCLIB_quickexitptr++ ] = func;
return 0;
}
}
#endif
#ifdef TEST
#include "_PDCLIB_test.h"
#include <assert.h>
#if ! defined( REGTEST ) || __STDC_VERSION__ >= 201112L
static int flags[ 32 ];
static void counthandler( void )
{
static int count = 0;
flags[ count ] = count;
++count;
}
static void checkhandler( void )
{
int i;
for ( i = 0; i < 32; ++i )
{
assert( flags[ i ] == i );
}
}
#endif
int main( void )
{
#if ! defined( REGTEST ) || __STDC_VERSION__ >= 201112L
int i;
TESTCASE( at_quick_exit( &checkhandler ) == 0 );
for ( i = 0; i < 32; ++i )
{
TESTCASE( at_quick_exit( &counthandler ) == 0 );
}
#endif
return TEST_RESULTS;
}
#endif
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