40 lines
863 B
C
40 lines
863 B
C
/* div( int, int )
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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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div_t div( int numer, int denom )
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{
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div_t rc;
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rc.quot = numer / denom;
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rc.rem = numer % denom;
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/* TODO: pre-C99 compilers might require modulus corrections */
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return rc;
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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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int main( void )
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{
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div_t result;
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result = div( 5, 2 );
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TESTCASE( result.quot == 2 && result.rem == 1 );
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result = div( -5, 2 );
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TESTCASE( result.quot == -2 && result.rem == -1 );
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result = div( 5, -2 );
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TESTCASE( result.quot == -2 && result.rem == 1 );
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TESTCASE( sizeof( result.quot ) == sizeof( int ) );
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TESTCASE( sizeof( result.rem ) == sizeof( int ) );
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return TEST_RESULTS;
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}
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#endif
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