ssh-agent-sierra-build.sh

#!/bin/sh
set -x
realpath() { perl -le 'use Cwd; print Cwd::abs_path(@ARGV)' -- "$@"; }
progdir=$( realpath "${0%/*}" )
APPLE="https://opensource.apple.com/tarballs"
OPENSSL="/usr/local/Cellar/openssl/1.0.2l"
OPENSSH="OpenSSH-209.50.1"
OPENSSH_PATCH="$progdir/ssh-agent-sierra-patch.txt"
OPENSSH_PATCH_URL="https://pastebin.com/raw/32f0Mape"
SECURITY="Security-57740.60.18"
set -e
if [ ! -e "$OPENSSH" ]; then
        [ -e "$OPENSSH.tar.gz" ] || curl -LO $APPLE/OpenSSH/$OPENSSH.tar.gz
        tar zxf "$OPENSSH.tar.gz"
fi
[ -e "$OPENSSL" ] || brew install openssl
CFLAGS="$CFLAGS -I$OPENSSL/include"
LDFLAGS="-L$OPENSSL/lib"
if [ ! -e "$SECURITY" ]; then
        [ -e "$SECURITY.tar.gz" ] || curl -LO $APPLE/Security/$SECURITY.tar.gz
        tar zxf "$SECURITY.tar.gz"
fi
CFLAGS="$CFLAGS -I$progdir/$SECURITY/header_symlinks"
[ -e "$OPENSSH_PATCH" ] || curl -L "$OPENSSH_PATCH_URL" -o "$OPENSSH_PATCH"
cd "$OPENSSH/openssh"
patch -N < "$OPENSSH_PATCH"
export CFLAGS LDFLAGS
./configure --with-pam --with-audit=bsm
make
echo SUCCESS