doas: init at 6.0

Portable version of the OpenBSD `doas` command.

pkgs/tools/security/doas/default.nix

@@ -0,0 +1,31 @@
+{ stdenv, lib, fetchFromGitHub, bison, pam }:
+
+stdenv.mkDerivation rec {
+  name = "doas-${version}";
+
+  version = "6.0";
+
+  src = fetchFromGitHub {
+    owner = "Duncaen";
+    repo = "OpenDoas";
+    rev = "v${version}";
+    sha256 = "1j50l3jvbgvg8vmp1nx6vrjxkbj5bvfh3m01bymzfn25lkwwhz1x";
+  };
+
+  # otherwise confuses ./configure
+  dontDisableStatic = true;
+
+  postPatch = ''
+    sed -i '/\(chown\|chmod\)/d' bsd.prog.mk
+  '';
+
+  buildInputs = [ bison pam ];
+
+  meta = with lib; {
+    description = "Executes the given command as another user";
+    homepage = "https://github.com/Duncaen/OpenDoas";
+    license = licenses.isc;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ cstrahan ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1753,6 +1753,8 @@ with pkgs;
     inherit (perlPackages) PerlMagick;
   };
 
+  doas = callPackage ../tools/security/doas { };
+
   docbook2x = callPackage ../tools/typesetting/docbook2x {
     inherit (perlPackages) XMLSAX XMLParser XMLNamespaceSupport;
   };