# From gpg-agent(1):
# 
# You should always add the following lines to your .bashrc  or  whatever
# initialization file is used for all shell invocations:
# 
#   GPG_TTY=$(tty)
#   export GPG_TTY
# 
# It is important that this environment variable always reflects the out‐
# put of the tty command.

export GPG_TTY=$(tty)