termux-packages/packages/openssh/source-ssh-agent.sh

#!/bin/sh
# source-ssh-agent: Script to source for ssh-agent to work.

# Check if accidentaly executed instead of sourced:
if echo "$0" | grep -q source-ssh-agent; then
        echo "source-ssh-agent: Do not execute directly - source me instead!"
        exit 1
fi

export SSH_AUTH_SOCK=$PREFIX/tmp/ssh-agent

start_agent() {
        rm -f $SSH_AUTH_SOCK
        ssh-agent -a $SSH_AUTH_SOCK > /dev/null
        ssh-add
}

MESSAGE=`ssh-add -L 2>&1`
if [ "$MESSAGE" = 'Could not open a connection to your authentication agent.' -o \
     "$MESSAGE" = 'Error connecting to agent: Connection refused' -o \
     "$MESSAGE" = 'Error connecting to agent: No such file or directory' ]; then
        start_agent
elif [ "$MESSAGE" = "The agent has no identities." ]; then
        ssh-add
fi