|STRNCPY(9)||Basic C Library Functions||STRNCPY(9)|
strncpy - Copy a length-limited, C-string
char * strncpy(char * dest, const char * src, size_t count);
The result is not NUL-terminated if the source exceeds count bytes.
In the case where the length of src is less than that of count, the remainder of dest will be padded with NUL.
|January 2017||Kernel Hackers Manual 4.8.|