nixpkgs/pkgs/tools/X11/sct/default.nix

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{ stdenv, fetchurl, libX11, libXrandr }:
stdenv.mkDerivation rec {
name = "sct";
src = fetchurl {
url = "http://www.tedunangst.com/flak/files/sct.c";
sha256 = "01f3ndx3s6d2qh2xmbpmhd4962dyh8yp95l87xwrs4plqdz6knhd";
};
unpackPhase = "cat ${src} > sct.c";
patches = [ ./DISPLAY-segfault.patch ];
buildInputs = [ libX11 libXrandr ];
buildPhase = "cc sct.c -o sct -lm -lX11 -lXrandr";
installPhase = "install -Dt $out/bin sct";
meta = with stdenv.lib; {
homepage = "https://www.tedunangst.com/flak/post/sct-set-color-temperature";
description = "A minimal utility to set display colour temperature";
maintainers = [ maintainers.raskin ];
license = licenses.publicDomain;
platforms = with platforms; linux ++ freebsd ++ openbsd;
};
}