.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
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.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
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.\"
.\" References consulted:
.\"   GNU glibc-2 source code and manual
.\"   Dinkumware C library reference http://www.dinkumware.com/
.\"   OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
.\"   ISO/IEC 9899:1999
.\"
.TH WCSCAT 3  2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
wcscat \- concatenate two wide-character strings
.SH SYNOPSIS
.nf
.B #include <wchar.h>
.PP
.BI "wchar_t *wcscat(wchar_t *restrict " dest \
", const wchar_t *restrict " src );
.fi
.SH DESCRIPTION
The
.BR wcscat ()
function is the wide-character equivalent
of the
.BR strcat (3)
function.
It copies the wide-character string pointed to by
.IR src ,
including the terminating null wide character (L\(aq\e0\(aq),
to the end of the wide-character string pointed to by
.IR dest .
.PP
The strings may not overlap.
.PP
The programmer must ensure that there is room for at least
.IR wcslen(dest) + wcslen(src) +1
wide characters at
.IR dest .
.SH RETURN VALUE
.BR wcscat ()
returns
.IR dest .
.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 wcscat ()
T}	Thread safety	MT-Safe
.TE
.hy
.ad
.sp 1
.SH CONFORMING TO
POSIX.1-2001, POSIX.1-2008, C99.
.SH SEE ALSO
.BR strcat (3),
.BR wcpcpy (3),
.BR wcscpy (3),
.BR wcsncat (3)
.SH COLOPHON
This page is part of release 5.13 of the Linux
.I man-pages
project.
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at
\%https://www.kernel.org/doc/man\-pages/.