Macro _GNU_SOURCE is not automatically defined in chroot host toolchain.
Add this macro to let stdlib.h header file declare ptsname_r() function.
BUG=None
TEST=Run "gcc -V" to check if the toolchain version >= 4.6.0.
And run "make clean; make" in Chromium OS dev chroot.
Change-Id: I02d8a6f9ac9a6e51da3f2cd2ecbec9ec1f096c6a
Signed-off-by: Rong Chang <rongchang@chromium.org>
This provides a pty for the EC UART channel on the BD-ICDI-B FTDI
daughtercard for EC debugging.
Signed-off-by: Randall Spangler <rspangler@chromium.org>
BUG=none
TEST=make && build/bds/util/ec_uartd (with EC attached to FTDI board)
Change-Id: I51fe50d0da6345962affb860b923425197a04fa1