WCSDUP
Section: Linux Programmer's Manual (3)
Updated: 2010-09-15
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NAME
wcsdup - duplicate a wide-character string
SYNOPSIS
#include <wchar.h>
wchar_t *wcsdup(const wchar_t *s);
Feature Test Macro Requirements for glibc (see
feature_test_macros(7)):
wcsdup():
-
- Since glibc 2.10:
-
_XOPEN_SOURCE >= 700 || _POSIX_C_SOURCE >= 200809L
- Before glibc 2.10:
-
_GNU_SOURCE
DESCRIPTION
The
wcsdup()
function is the wide-character equivalent
of the
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 s.
Memory for the new wide-character string is
obtained with
malloc(3),
and should be freed with
free(3).
RETURN VALUE
The
wcsdup()
function returns a pointer
to the new wide-character string,
or NULL if sufficient memory was not available.
ERRORS
- ENOMEM
-
Insufficient memory available to allocate duplicate string.
CONFORMING TO
POSIX.1-2008.
This function is not specified in POSIX.1-2001,
and is not widely available on other systems.
SEE ALSO
strdup(3),
wcscpy(3),
feature_test_macros(7)
COLOPHON
This page is part of release 3.27 of the Linux
man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ERRORS
-
- CONFORMING TO
-
- SEE ALSO
-
- COLOPHON
-
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