id: "clean"
aliases:
  - "icl"
  - "clm"
  - "dcl"
name: "Clean"

info:
  year: 1987
  desc: "General-purpose purely functional computer programming language"
  ext:
    - icl
    - dcl
    - abc
  web:
    wiki: "https://en.wikipedia.org/wiki/Clean_(programming_language)"
    home: "https://clean.cs.ru.nl/Clean"
    source: "https://gitlab.science.ru.nl/clean-compiler-and-rts/compiler"
  category: general
  mode: compiled
  platform: []
  syntax: haskell
  typing: static
  paradigm:
    - declarative
    - functional
  usage: []

install:
  manual: |
    install -d "${pkg}/opt/clean"
    install -d "${pkg}/usr/local/bin"

    url="$(curl -fsSL https://clean.cs.ru.nl/Download_Clean | grep linux/clean | grep -F 64.tar.gz | grep -Eo "https://[^>]+\.tar\.gz")"
    wget "${url}"

    sudo mkdir /opt/clean
    sudo chown riju:riju /opt/clean
    tar -xf clean*_64.tar.gz -C /opt/clean --strip-components=1

    pushd /opt/clean
    make
    popd

    mv /opt/clean/* "${pkg}/opt/clean/"
    sudo rmdir /opt/clean

    ln -s /opt/clean/bin/clm "${pkg}/usr/local/bin/"

    sleep 2
    find "${pkg}/opt/clean" -name '*.o' -exec touch '{}' ';'

main: "main.icl"
template: |
  module main

  import StdEnv

  Start world
    #(console, world) = stdio world
    #console = fwrites "Hello, world!\n" console
    #(ok, world) = fclose console world
    = world

compile: |
  clm main -o main
run: |
  ./main