Merge pull request #39324 from timbertson/gup

gup: simplify build expression

pkgs/development/tools/build-managers/gup/build.nix

@@ -1,16 +0,0 @@
-# NOTE: this file is copied from the upstream repository for this package.
-# Please submit any changes you make here to https://github.com/timbertson/gup/
-
-{ stdenv, lib, python, which, pychecker ? null }:
-{ src, version, meta ? {} }:
-stdenv.mkDerivation {
-  inherit src meta;
-  name = "gup-${version}";
-  buildInputs = lib.remove null [ python which pychecker ];
-  SKIP_PYCHECKER = pychecker == null;
-  buildPhase = "make python";
-  installPhase = ''
-    mkdir $out
-    cp -r python/bin $out/bin
-  '';
-}

pkgs/development/tools/build-managers/gup/default.nix

@@ -1,16 +1,33 @@
-{ stdenv, fetchFromGitHub, lib, python, which }:
-let
+{ stdenv, fetchFromGitHub, nix-update-source, lib, python, which, pychecker ? null }:
+stdenv.mkDerivation rec {
   version = "0.7.0";
   src = fetchFromGitHub {
-    sha256 = "1pwnmlq2pgkkln9sgz4wlb9dqlqw83bkf105qljnlvggc21zm3pv";
-    rev = "version-${version}";
-    repo = "gup";
     owner = "timbertson";
+    repo = "gup";
+    rev = "version-0.7.0";
+    sha256 = "1pwnmlq2pgkkln9sgz4wlb9dqlqw83bkf105qljnlvggc21zm3pv";
   };
-in
-import ./build.nix
-  { inherit stdenv lib python which; }
-  { inherit src version;
+  name = "gup-${version}";
+  buildInputs = lib.remove null [ python which pychecker ];
+  SKIP_PYCHECKER = pychecker == null;
+  buildPhase = "make python";
+  installPhase = ''
+    mkdir $out
+    cp -r python/bin $out/bin
+  '';
+  passthru.updateScript = ''
+    set -e
+    echo
+    cd ${toString ./.}
+    ${nix-update-source}/bin/nix-update-source \
+      --prompt version \
+      --replace-attr version \
+      --set owner timbertson \
+      --set repo gup \
+      --set type fetchFromGitHub \
+      --set rev 'version-{version}' \
+      --modify-nix default.nix
+  '';
   meta = {
     inherit (src.meta) homepage;
     description = "A better make, inspired by djb's redo";