#!/bin/sh

set -e

readonly version="3.24.0-rc1"

case "$(uname -s)-$(uname -m)" in
    Linux-x86_64)
        shatool="sha256sum"
        sha256sum="183ff011a2177d0a683e81d645d02c0ed8ff790449158522928ef069775091cc"
        platform="linux-x86_64"
        ;;
    Linux-aarch64)
        shatool="sha256sum"
        sha256sum="f26642d5bc503de6bf7dd2d06afb8777d5862aa44e556cdf4155fec60e534d04"
        platform="linux-aarch64"
        ;;
    Darwin-*)
        shatool="shasum -a 256"
        sha256sum="417fde30f2cf96f53eaf27b1e510924ce441f0449e53974f2156cb19d32978b9"
        platform="macos-universal"
        ;;
    *)
        echo "Unrecognized platform $(uname -s)-$(uname -m)"
        exit 1
        ;;
esac
readonly shatool
readonly sha256sum
readonly platform

readonly filename="cmake-$version-$platform"
readonly tarball="$filename.tar.gz"

cd .gitlab

echo "$sha256sum  $tarball" > cmake.sha256sum
curl -OL "https://github.com/Kitware/CMake/releases/download/v$version/$tarball"
$shatool --check cmake.sha256sum
tar xf "$tarball"
mv "$filename" cmake

if [ "$( uname -s )" = "Darwin" ]; then
    ln -s CMake.app/Contents/bin cmake/bin
fi