33 lines
552 B
C
33 lines
552 B
C
#include "print.h"
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#include <assert.h>
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size_t print(am_t *am, char *buffer, size_t buffer_size)
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{
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assert(AM_VAL(am)->is_atom);
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assert(AM_VAL(am)->atom.type == ATOM_TYPE_INTEGER);
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size_t i = 0;
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int64_t value = AM_VAL(am)->atom.integer;
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if (value < 0) {
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buffer[i++] = '-';
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value *= -1;
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}
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int divisor = 10;
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while (divisor <= value)
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divisor *= 10;
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do {
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divisor /= 10;
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const int digit = value / divisor;
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value = value % divisor;
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assert(i < buffer_size);
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buffer[i++] = '0' + (char)digit;
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} while (divisor > 1);
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return i;
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}
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