| .\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) |
| .\" |
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| .\" permission notice identical to this one. |
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| .\" Since the Linux kernel and libraries are constantly changing, this |
| .\" manual page may be incorrect or out-of-date. The author(s) assume no |
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| .\" References consulted: |
| .\" Linux libc source code |
| .\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) |
| .\" 386BSD man pages |
| .\" |
| .\" Modified Sun Feb 26 14:52:00 1995 by Rik Faith <faith@cs.unc.edu> |
| .\" Modified Tue Oct 22 23:48:10 1996 by Eric S. Raymond <esr@thyrsus.com> |
| .\" " |
| .TH BCOPY 3 2021-03-22 "Linux" "Linux Programmer's Manual" |
| .SH NAME |
| bcopy \- copy byte sequence |
| .SH SYNOPSIS |
| .nf |
| .B #include <strings.h> |
| .PP |
| .BI "void bcopy(const void *" src ", void *" dest ", size_t " n ); |
| .fi |
| .SH DESCRIPTION |
| The |
| .BR bcopy () |
| function copies |
| .I n |
| bytes from |
| .I src |
| to |
| .IR dest . |
| The result is correct, even when both areas overlap. |
| .SH RETURN VALUE |
| None. |
| .SH ATTRIBUTES |
| For an explanation of the terms used in this section, see |
| .BR attributes (7). |
| .ad l |
| .nh |
| .TS |
| allbox; |
| lbx lb lb |
| l l l. |
| Interface Attribute Value |
| T{ |
| .BR bcopy () |
| T} Thread safety MT-Safe |
| .TE |
| .hy |
| .ad |
| .sp 1 |
| .SH CONFORMING TO |
| 4.3BSD. |
| This function is deprecated (marked as LEGACY in POSIX.1-2001): use |
| .BR memcpy (3) |
| or |
| .BR memmove (3) |
| in new programs. |
| Note that the first two arguments |
| are interchanged for |
| .BR memcpy (3) |
| and |
| .BR memmove (3). |
| POSIX.1-2008 removes the specification of |
| .BR bcopy (). |
| .SH SEE ALSO |
| .BR bstring (3), |
| .BR memccpy (3), |
| .BR memcpy (3), |
| .BR memmove (3), |
| .BR strcpy (3), |
| .BR strncpy (3) |