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.\" 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
.\"
.TH WCSDUP 3 2003-11-01 "GNU" "Linux Programmer's Manual"
.SH NAME
wcsdup \- duplicate a wide-character string
.SH SYNOPSIS
.nf
.B #define _GNU_SOURCE
.br
.B #include <wchar.h>
.sp
.BI "wchar_t *wcsdup(const wchar_t *" s );
.fi
.SH DESCRIPTION
The
.BR wcsdup ()
function is the wide-character equivalent
of the
.BR strdup (3)
function.
It allocates and returns a new wide-character string whose initial
contents is a duplicate of the wide-character string pointed to by \fIs\fP.
.PP
Memory for the new wide-character string is
obtained with
.BR malloc (3),
and should be freed with
.BR free (3).
.SH "RETURN VALUE"
The
.BR wcsdup ()
function returns a pointer
to the new wide-character string,
or NULL if sufficient memory was not available.
.SH ERRORS
.TP
.B ENOMEM
Insufficient memory available to allocate duplicate string.
.SH "CONFORMING TO"
This function is a GNU extension.
.\" present in libc5 and glibc 2.0 and later
.SH "SEE ALSO"
.BR strdup (3),
.BR wcscpy (3),
.BR feature_test_macros (7)
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