1 .\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
3 .\" This is free documentation; you can redistribute it and/or
4 .\" modify it under the terms of the GNU General Public License as
5 .\" published by the Free Software Foundation; either version 2 of
6 .\" the License, or (at your option) any later version.
8 .\" References consulted:
9 .\" GNU glibc-2 source code and manual
10 .\" Dinkumware C library reference http://www.dinkumware.com/
11 .\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
13 .TH WCSDUP 3 2010-09-15 "GNU" "Linux Programmer's Manual"
15 wcsdup \- duplicate a wide-character string
20 .BI "wchar_t *wcsdup(const wchar_t *" s );
24 Feature Test Macro Requirements for glibc (see
25 .BR feature_test_macros (7)):
34 _XOPEN_SOURCE\ >=\ 700 || _POSIX_C_SOURCE\ >=\ 200809L
44 function is the wide-character equivalent
48 It allocates and returns a new wide-character string whose initial
49 contents is a duplicate of the wide-character string pointed to by \fIs\fP.
51 Memory for the new wide-character string is
54 and should be freed with
59 function returns a pointer
60 to the new wide-character string,
61 or NULL if sufficient memory was not available.
65 Insufficient memory available to allocate duplicate string.
68 This function is not specified in POSIX.1-2001,
69 and is not widely available on other systems.
70 .\" present in libc5 and glibc 2.0 and later
74 .BR feature_test_macros (7)