bcopy(3) — Linux manual page

bcopy(3)                Library Functions Manual                bcopy(3)

NAME         top

       bcopy - copy byte sequence

LIBRARY         top

       Standard C library (libc, -lc)

SYNOPSIS         top

       #include <strings.h>

       [[deprecated]] void bcopy(const void src[.n], void dest[.n], size_t n);

DESCRIPTION         top

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

RETURN VALUE         top

       None.

ATTRIBUTES         top

       For an explanation of the terms used in this section, see
       attributes(7).
       ┌─────────────────────────────────────┬───────────────┬─────────┐
       │ Interface                           │ Attribute     │ Value   │
       ├─────────────────────────────────────┼───────────────┼─────────┤
       │ bcopy()                             │ Thread safety │ MT-Safe │
       └─────────────────────────────────────┴───────────────┴─────────┘

STANDARDS         top

       None.

HISTORY         top

       4.3BSD.

       Marked as LEGACY in POSIX.1-2001: use memcpy(3) or memmove(3) in
       new programs.  Note that the first two arguments are interchanged
       for memcpy(3) and memmove(3).  POSIX.1-2008 removes the
       specification of bcopy().

SEE ALSO         top

       bstring(3), memccpy(3), memcpy(3), memmove(3), strcpy(3),
       strncpy(3)

COLOPHON         top

       This page is part of the man-pages (Linux kernel and C library
       user-space interface documentation) project.  Information about
       the project can be found at 
       ⟨https://www.kernel.org/doc/man-pages/⟩.  If you have a bug report
       for this manual page, see
       ⟨https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/CONTRIBUTING⟩.
       This page was obtained from the tarball man-pages-6.9.1.tar.gz
       fetched from
       ⟨https://mirrors.edge.kernel.org/pub/linux/docs/man-pages/⟩ on
       2024-06-26.  If you discover any rendering problems in this HTML
       version of the page, or you believe there is a better or more up-
       to-date source for the page, or you have corrections or
       improvements to the information in this COLOPHON (which is not
       part of the original manual page), send a mail to
       man-pages@man7.org

Linux man-pages 6.9.1          2024-05-02                       bcopy(3)

Pages that refer to this page: bstring(3),  memccpy(3),  memcpy(3),  memmove(3)

HTML rendering created 2024-06-26 by Michael Kerrisk, author of The Linux Programming Interface. For details of in-depth Linux/UNIX system programming training courses that I teach, look here. Hosting by jambit GmbH.