man3/wmemmove.3

   1 .\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
   2 .\"
   3 .\" SPDX-License-Identifier: GPL-2.0-or-later
   4 .\"
   5 .\" References consulted:
   6 .\"   GNU glibc-2 source code and manual
   7 .\"   Dinkumware C library reference http://www.dinkumware.com/
   8 .\"   OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
   9 .\"   ISO/IEC 9899:1999
  10 .\"
  11 .TH WMEMMOVE 3 2022-09-09 "Linux man-pages (unreleased)"
  12 .SH NAME
  13 wmemmove \- copy an array of wide-characters
  14 .SH LIBRARY
  15 Standard C library
  16 .RI ( libc ", " \-lc )
  17 .SH SYNOPSIS
  18 .nf
  19 .B #include <wchar.h>
  20 .PP
  21 .BI "wchar_t *wmemmove(wchar_t *" dest ", const wchar_t *" src ", size_t " n );
  22 .fi
  23 .SH DESCRIPTION
  24 The
  25 .BR wmemmove ()
  26 function is the wide-character equivalent of the
  27 .BR memmove (3)
  28 function.
  29 It copies
  30 .I n
  31 wide characters from the array
  32 starting at
  33 .I src
  34 to the array starting at
  35 .IR dest .
  36 The arrays may
  37 overlap.
  38 .PP
  39 The programmer must ensure that there is room for at least
  40 .I n
  41 wide
  42 characters at
  43 .IR dest .
  44 .SH RETURN VALUE
  45 .BR wmemmove ()
  46 returns
  47 .IR dest .
  48 .SH ATTRIBUTES
  49 For an explanation of the terms used in this section, see
  50 .BR attributes (7).
  51 .ad l
  52 .nh
  53 .TS
  54 allbox;
  55 lbx lb lb
  56 l l l.
  57 Interface       Attribute       Value
  58 T{
  59 .BR wmemmove ()
  60 T}      Thread safety   MT-Safe
  61 .TE
  62 .hy
  63 .ad
  64 .sp 1
  65 .SH STANDARDS
  66 POSIX.1-2001, POSIX.1-2008, C99.
  67 .SH SEE ALSO
  68 .BR memmove (3),
  69 .BR wmemcpy (3)