Merge pull request #195813 from nazarewk/fix-edid-generator

{ lib, stdenv

{ lib

, stdenv

, fetchFromGitHub

, dos2unix

, edid-decode

, hexdump

, zsh

, modelines ? [ ] # Modeline "1280x800"   83.50  1280 1352 1480 1680  800 803 809 831 -hsync +vsync

, clean ? false # should it skip all, but explicitly listed modelines?

}:

# Usage:

#   (edid-generator.override {

#     clean = true;

#     modelines = [

#       ''Modeline "PG278Q_2560x1440"       241.50   2560 2608 2640 2720   1440 1443 1448 1481   -hsync +vsync''

#       ''Modeline "PG278Q_2560x1440@120"   497.75   2560 2608 2640 2720   1440 1443 1448 1525   +hsync -vsync''

#       ''Modeline "U2711_2560x1440"        241.50   2560 2600 2632 2720   1440 1443 1448 1481   -hsync +vsync''

#     ];

#   })

stdenv.mkDerivation rec {

  pname = "edid-generator";

  version = "unstable-2018-03-15";

  postPatch = ''

    patchShebangs modeline2edid

    # allows makefile to discover prefixes and suffixes in addition to just `[0-9]*x[0-9]*.S`

    awk -i inplace '/^SOURCES\t/ { print "SOURCES\t:= $(wildcard *[0-9]*x[0-9]**.S)"; next; }; { print; }' Makefile

  '';

  configurePhase = (lib.concatMapStringsSep "\n" (m: "echo \"${m}\" | ./modeline2edid -") modelines);

  configurePhase = ''

    test '${toString clean}' != 1 || rm *x*.S

    ${lib.concatMapStringsSep "\n" (m: "./modeline2edid - <<<'${m}'") modelines}

    make clean all

  '';

  installPhase = ''

    install -Dm 444 *.bin -t "$out/lib/firmware/edid"

    description = "Hackerswork to generate an EDID blob from given Xorg Modelines";

    homepage = "https://github.com/akatrevorjay/edid-generator";

    license = lib.licenses.mit;

    maintainers = [ lib.maintainers.flokli ];

    maintainers = with lib.maintainers; [ flokli nazarewk ];

    platforms = lib.platforms.all;

    broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/edid-generator.x86_64-darwin

  };