gcc/libiberty/memmove.c

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/* Wrapper to implement ANSI C's memmove using BSD's bcopy. */
/* This function is in the public domain. --Per Bothner. */
/*
@deftypefn Supplemental void* memmove (void *@var{from}, const void *@var{to}, size_t @var{count})
Copies @var{count} bytes from memory area @var{from} to memory area
@var{to}, returning a pointer to @var{to}.
@end deftypefn
*/
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#include <ansidecl.h>
#ifdef ANSI_PROTOTYPES
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#include <stddef.h>
#else
#define size_t unsigned long
#endif
void bcopy PARAMS ((const void*, void*, size_t));
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PTR
memmove (s1, s2, n)
PTR s1;
const PTR s2;
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size_t n;
{
bcopy (s2, s1, n);
return s1;
}