61 lines
994 B
C
61 lines
994 B
C
/* atexit( void (*)( void ) )
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This file is part of the Public Domain C Library (PDCLib).
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Permission is granted to use, modify, and / or redistribute at will.
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*/
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#include <stdlib.h>
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#ifndef REGTEST
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extern void (*_PDCLIB_exitstack[])( void );
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extern size_t _PDCLIB_exitptr;
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int atexit( void (*func)( void ) )
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{
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if ( _PDCLIB_exitptr == 0 )
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{
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return -1;
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}
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else
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{
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_PDCLIB_exitstack[ --_PDCLIB_exitptr ] = func;
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return 0;
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}
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}
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#endif
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#ifdef TEST
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#include "_PDCLIB_test.h"
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#include <assert.h>
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static int flags[ 32 ];
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static void counthandler( void )
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{
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static int count = 0;
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flags[ count ] = count;
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++count;
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}
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static void checkhandler( void )
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{
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for ( int i = 0; i < 31; ++i )
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{
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assert( flags[ i ] == i );
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}
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}
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int main( void )
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{
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TESTCASE( atexit( &checkhandler ) == 0 );
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for ( int i = 0; i < 31; ++i )
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{
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TESTCASE( atexit( &counthandler ) == 0 );
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}
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return TEST_RESULTS;
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}
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#endif
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