16 lines
212 B
C
16 lines
212 B
C
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void *memcpy(void *s1, const void *s2, size_t n)
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{
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const char *f = s2;
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char *t = s1;
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if (f < t) {
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f += n;
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t += n;
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while (n-- > 0)
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*--t = *--f;
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} else
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while (n-- > 0)
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*t++ = *f++;
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return s1;
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}
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