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31 lines
590 B
C
31 lines
590 B
C
/* memset
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This implementation is in the public domain. */
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/*
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@deftypefn Supplemental void* memset (void *@var{s}, int @var{c}, size_t @var{count})
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Sets the first @var{count} bytes of @var{s} to the constant byte
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@var{c}, returning a pointer to @var{s}.
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@end deftypefn
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*/
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#include <ansidecl.h>
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#ifdef __STDC__
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#include <stddef.h>
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#else
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#define size_t unsigned long
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#endif
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PTR
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DEFUN(memset, (dest, val, len),
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PTR dest AND register int val AND register size_t len)
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{
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register unsigned char *ptr = (unsigned char*)dest;
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while (len-- > 0)
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*ptr++ = val;
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return dest;
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}
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