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path: root/pkgs/development/tools/build-managers/bmake/default.nix
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{ lib, stdenv, fetchurl, fetchpatch
, getopt, tzdata, ksh
, pkgsMusl # for passthru.tests
}:

stdenv.mkDerivation rec {
  pname = "bmake";
  version = "20210621";

  src = fetchurl {
    url    = "http://www.crufty.net/ftp/pub/sjg/${pname}-${version}.tar.gz";
    sha256 = "0gpzv75ibzqz1j1h0hdjgx1v7hkl3i5cb5yf6q9sfcgx0bvb55xa";
  };

  # Make tests work with musl
  # * Disable deptgt-delete_on_error test (alpine does this too)
  # * Disable shell-ksh test (ksh doesn't compile with musl)
  # * Fix test failing due to different strerror(3) output for musl and glibc
  postPatch = lib.optionalString (stdenv.hostPlatform.libc == "musl") ''
    sed -i unit-tests/Makefile \
      -e '/deptgt-delete_on_error/d' \
      -e '/shell-ksh/d'
    substituteInPlace unit-tests/opt-chdir.exp --replace "File name" "Filename"
  '';

  nativeBuildInputs = [ getopt ];

  patches = [
    # make bootstrap script aware of the prefix in /nix/store
    ./bootstrap-fix.patch
    # preserve PATH from build env in unit tests
    ./fix-unexport-env-test.patch
    # Fix localtime tests without global /etc/zoneinfo directory
    ./fix-localtime-test.patch
    # Always enable ksh test since it checks in a impure location /bin/ksh
    ./unconditional-ksh-test.patch
    # decouple tests from build phase
    (fetchpatch {
      name = "separate-tests.patch";
      url = "https://raw.githubusercontent.com/alpinelinux/aports/2a36f7b79df44136c4d2b8e9512f908af65adfee/community/bmake/separate-tests.patch";
      sha256 = "00s76jwyr83c6rkvq67b1lxs8jhm0gj2rjgy77xazqr5400slj9a";
    })
    # add a shebang to bmake's install(1) replacement
    (fetchpatch {
      name = "install-sh.patch";
      url = "https://raw.githubusercontent.com/alpinelinux/aports/34cd8c45397c63c041cf3cbe1ba5232fd9331196/community/bmake/install-sh.patch";
      sha256 = "0z8icd6akb96r4cksqnhynkn591vbxlmrrs4w6wil3r6ggk6mwa6";
    })
  ];

  # The generated makefile is a small wrapper for calling ./boot-strap
  # with a given op. On a case-insensitive filesystem this generated
  # makefile clobbers a distinct, shipped, Makefile and causes
  # infinite recursion during tests which eventually fail with
  # "fork: Resource temporarily unavailable"
  configureFlags = [
    "--without-makefile"
  ];

  buildPhase = ''
    runHook preBuild

    ./boot-strap --prefix=$out -o . op=build

    runHook postBuild
  '';

  installPhase = ''
    runHook preInstall

    ./boot-strap --prefix=$out -o . op=install

    runHook postInstall
  '';

  doCheck = true;
  checkInputs = [
    tzdata
  ] ++ lib.optionals (stdenv.hostPlatform.libc != "musl") [
    ksh
  ];
  checkPhase = ''
    runHook preCheck

    ./boot-strap -o . op=test

    runHook postCheck
  '';

  setupHook = ./setup-hook.sh;

  passthru.tests = {
    bmakeMusl = pkgsMusl.bmake;
  };

  meta = with lib; {
    description = "Portable version of NetBSD 'make'";
    homepage    = "http://www.crufty.net/help/sjg/bmake.html";
    license     = licenses.bsd3;
    platforms   = platforms.unix;
    maintainers = with maintainers; [ thoughtpolice ];
  };
}