1bcopy(3)                   Library Functions Manual                   bcopy(3)
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NAME

6       bcopy - copy byte sequence
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LIBRARY

9       Standard C library (libc, -lc)
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SYNOPSIS

12       #include <strings.h>
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14       [[deprecated]] void bcopy(const void src[.n], void dest[.n], size_t n);
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DESCRIPTION

17       The  bcopy()  function  copies n bytes from src to dest.  The result is
18       correct, even when both areas overlap.
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RETURN VALUE

21       None.
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ATTRIBUTES

24       For an  explanation  of  the  terms  used  in  this  section,  see  at‐
25       tributes(7).
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27       ┌────────────────────────────────────────────┬───────────────┬─────────┐
28       │Interface                                   │ Attribute     │ Value   │
29       ├────────────────────────────────────────────┼───────────────┼─────────┤
30       │bcopy()                                     │ Thread safety │ MT-Safe │
31       └────────────────────────────────────────────┴───────────────┴─────────┘
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STANDARDS

34       None.
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HISTORY

37       4.3BSD.
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39       Marked  as  LEGACY  in POSIX.1-2001: use memcpy(3) or memmove(3) in new
40       programs.  Note that the first two arguments are interchanged for  mem‐
41       cpy(3)  and  memmove(3).   POSIX.1-2008  removes  the  specification of
42       bcopy().
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SEE ALSO

45       bstring(3), memccpy(3), memcpy(3), memmove(3), strcpy(3), strncpy(3)
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49Linux man-pages 6.04              2023-03-30                          bcopy(3)