close stdin before running install scripts

libalpm does not guarantee that script output will be presented to the
user or that stdin will be connected to a terminal.  Close stdin so that
scripts do not attempt to use it for user interaction.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions