layout_postgres() {
  export PGDATA="$(direnv_layout_dir)/tmp/pgdata"
  export PGHOST="$PGDATA"
  if [[ ! -d "$PGDATA" ]]; then
    initdb --locale=$LANG
    cat <<EOF >>"$PGDATA/postgresql.conf"
listen_addresses = 'localhost'
unix_socket_directories = '$PGHOST'
EOF
    echo "CREATE DATABASE $USER;" | postgres --single -E postgres
  fi
}

layout_go() {
  export GOPATH="$(direnv_layout_dir)/tmp/golibs"
  if [[ ! -d "$GOPATH" ]]; then
    mkdir -p $GOPATH
  fi

  export PATH="$GOPATH/bin:$PATH"
}

layout_mysql() {
  export MYSQL_HOME="$(direnv_layout_dir)/mysql"
  export MYSQLDATA="$MYSQL_HOME/data"
  if [[ ! -d "$MYSQLDATA" ]]; then
    mkdir -p $MYSQL_HOME
    cat <<EOF >>"$MYSQL_HOME/my.cnf"
[mysqld]
table_open_cache=400
socket=/tmp/mysql.sock
max_allowed_packet=256M
datadir=$MYSQLDATA

[client]
socket=/tmp/mysql.sock
EOF
    mysqld --initialize-insecure
  fi
}