#!/bin/sh
set -eu
cd -- "$(dirname "$0")/.."
. ./scripts/lib.sh

main() {
  if [ -z "${PREFIX-}" ]; then
    echoerr "\$PREFIX must be set to a unix prefix directory in which to install d2 like /usr/local"
    return 1
  fi

  sh_c="sh_c"
  if ! is_writable_dir "$PREFIX/bin"; then
    sh_c="sudo_sh_c"
  fi

  "$sh_c" mkdir -p "$PREFIX/bin"
  "$sh_c" install ./bin/d2 "$PREFIX/bin/d2"
  "$sh_c" mkdir -p "$PREFIX/share/man/man1"
  "$sh_c" install ./man/d2.1 "$PREFIX/share/man/man1"
}

main "$@"