wcsdup(3) Library Functions Manual wcsdup(3) NAME wcsdup - duplicate a wide-character string LIBRARY Standard C library (libc, -lc) 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: _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 On success, wcsdup() returns a pointer to the new wide-character string. On error, it returns NULL, with errno set to indicate the er- ror. ERRORS ENOMEM Insufficient memory available to allocate duplicate string. ATTRIBUTES For an explanation of the terms used in this section, see at- tributes(7). ┌────────────────────────────────────────────┬───────────────┬─────────┐ │Interface │ Attribute │ Value │ ├────────────────────────────────────────────┼───────────────┼─────────┤ │wcsdup() │ Thread safety │ MT-Safe │ └────────────────────────────────────────────┴───────────────┴─────────┘ STANDARDS 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) Linux man-pages 6.03 2022-12-15 wcsdup(3)
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