Add strnlen() to local C library
...
This code has been imported and slightly adapted from FreeBSD:
https://github.com/freebsd/freebsd/blob/6253393ad8df55730481bf2aafd76bdd6182e2f5/lib/libc/string/strnlen.c
Change-Id: Ie5ef5f92e6e904adb88f8628077fdf1d27470eb3
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
Sandrine Bailleux
committed
on 24 Jan 2017