zephyr/lib/libc/newlib
Andrew Boie 12e6aadcb0 lib: newlib: add read/write syscalls
The read/write implementations call directly into the console drivers
using the hook mechanism, causing faults if invoked from user mode.

Add system calls for read() and write() such that we do a privilege
elevation first.

Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
2018-07-25 14:57:51 -04:00
..
CMakeLists.txt libc: newlib: Enable extended linux errno defines 2018-07-16 11:33:07 -05:00
libc-hooks.c lib: newlib: add read/write syscalls 2018-07-25 14:57:51 -04:00