wcsncat(3) Library Functions Manual wcsncat(3) wcsncat - C (libc, -lc) #include wchar_t *wcsncat(size_t n; wchar_t *restrict dest, const wchar_t src[restrict n], size_t n); The wcsncat() function is the wide-character equivalent of the strncat(3) function. It copies at most n wide characters from the wide-character string pointed to by src to the end of the wide-character string pointed to by dest, and adds a terminating null wide character (L'\0'). . , dest wcslen(dest)+n+1 . wmemset() wcs. attributes(7). +----------------------------+----------------------------------------------------------+--------------------------+ | | | | +----------------------------+----------------------------------------------------------+--------------------------+ |wcsncat() | | MT-Safe | +----------------------------+----------------------------------------------------------+--------------------------+ C11, POSIX.1-2008. POSIX.1-2001, C99. strncat(3), wcscat(3) () Azamat Hackimov Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () . Linux man-pages 6.18 8 2026 . wcsncat(3)