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21 lines
344 B
C
21 lines
344 B
C
/* Public domain. */
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#include <stddef.h>
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void *
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memmove (void *dest, const void *src, size_t len)
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{
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char *d = dest;
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const char *s = src;
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if (d < s)
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while (len--)
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*d++ = *s++;
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else
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{
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char *lasts = s + (len-1);
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char *lastd = d + (len-1);
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while (len--)
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*lastd-- = *lasts--;
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}
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return dest;
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}
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