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[thirdparty/man-pages.git] / man3 / wcsncat.3

.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
.\" 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
.\" the License, or (at your option) any later version.
.\"
.\" 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 WCSNCAT 3  2011-09-28 "GNU" "Linux Programmer's Manual"
.SH NAME
wcsncat \- concatenate two wide-character strings
.SH SYNOPSIS
.nf
.B #include <wchar.h>
.sp
.BI "wchar_t *wcsncat(wchar_t *" dest ", const wchar_t *" src ", size_t " n );
.fi
.SH DESCRIPTION
The
.BR wcsncat ()
function is the wide-character equivalent of the
.BR strncat (3)
function.
It copies at most \fIn\fP wide characters from the wide-character
string pointed to by \fIsrc\fP to the end of the wide-character string pointed
to by \fIdest\fP, and adds a terminating null wide character (L\(aq\\0\(aq).
.PP
The strings may not overlap.
.PP
The programmer must ensure that there is room for at least
\fIwcslen(dest) + n + 1\fP wide characters at \fIdest\fP.
.SH RETURN VALUE
.BR wcsncat ()
returns \fIdest\fP.
.SH CONFORMING TO
C99.
.SH SEE ALSO
.BR strncat (3),
.BR wcscat (3)