if [ "${OS}" = "WINDOWS" ] ; then
    export GHCUP_INSTALL_BASE_PREFIX="$CI_PROJECT_DIR"
    export GHCUP_BIN="$CI_PROJECT_DIR/ghcup/bin"
    export PATH="$GHCUP_BIN:$CI_PROJECT_DIR/.local/bin:$PATH"
    export TMPDIR="$CI_PROJECT_DIR/tmp"
    export CABAL_DIR="$CI_PROJECT_DIR/cabal"
    export CABAL_CACHE="$CI_PROJECT_DIR/cabal-cache"
    export STACK_ROOT="$CI_PROJECT_DIR/stack"
    export STACK_CACHE="$CI_PROJECT_DIR/stack-cache"
    export BREW_DIR="$CI_PROJECT_DIR/.brew_cache"
    export BREW_CACHE="$CI_PROJECT_DIR/brew-cache"
else
    export GHCUP_INSTALL_BASE_PREFIX="$CI_PROJECT_DIR"
    export GHCUP_BIN="$CI_PROJECT_DIR/.ghcup/bin"
    export PATH="$GHCUP_BIN:$CI_PROJECT_DIR/.local/bin:$PATH"
    export TMPDIR="$CI_PROJECT_DIR/tmp"
    export CABAL_DIR="$CI_PROJECT_DIR/cabal"
    export CABAL_CACHE="$CI_PROJECT_DIR/cabal-cache"
    export STACK_ROOT="$CI_PROJECT_DIR/stack"
    export STACK_CACHE="$CI_PROJECT_DIR/stack-cache"
    export BREW_DIR="$CI_PROJECT_DIR/.brew_cache"
    export BREW_CACHE="$CI_PROJECT_DIR/brew-cache"
fi