---

---

---

WCSDUP

Section: Linux Programmer's Manual (3)
Updated: 2010-09-15
Index Return to Main Contents

---

 

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)  

COLOPHON

This page is part of release 3.35 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://man7.org/linux/man-pages/.

---

 

Index

NAME

SYNOPSIS

DESCRIPTION

RETURN VALUE

ERRORS

CONFORMING TO

SEE ALSO

COLOPHON

---

---

---