25 lines
449 B
C
25 lines
449 B
C
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/*
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* [atw] multiply 64 bit accumulator by 10 and add digit.
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* The KA/CA way to do this should be to use
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* a 64-bit integer internally and use "adjust" to
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* convert it to float at the end of processing.
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*/
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#include <_ansi.h>
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#include "std.h"
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int
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_DEFUN (__ten_mul, (acc, digit),
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double *acc _AND
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int digit)
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{
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/*
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* [atw] Crude, but effective (at least on a KB)...
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*/
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*acc *= 10;
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*acc += digit;
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return 0; /* no overflow */
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}
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