pijuice: init at 1.7

pkgs/development/python-modules/pijuice/default.nix

···
+{ lib
+, fetchFromGitHub
+, buildPythonPackage
+, pythonOlder
+, smbus-cffi
+, urwid
+}:
+
+buildPythonPackage rec {
+  pname = "pijuice";
+  version = "1.7";
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "PiSupply";
+    repo = "PiJuice";
+    # rev hash retrieved from the latest modification on file Software/Source/VERSION, as this project
+    # does not use Github tags facility
+    rev = "3ba6719ab614a3dc7495d5d9c900dd4ea977c7e3";
+    sha256 = "GoNN07YgVaktpeY5iYDbfpy5fxkU1x0V3Sb1hgGAQt4=";
+  };
+
+  patches = [
+    # The pijuice_cli.cli file doesn't have a shebang as the first line of the
+    # script. Without it, the pythonWrapPrograms hook will not wrap the program.
+    # Add a python shebang here so that the the hook is triggered.
+    ./patch-shebang.diff
+  ];
+
+  PIJUICE_BUILD_BASE = 1;
+
+  preBuild = ''
+    cd Software/Source
+  '';
+
+  propagatedBuildInputs = [ smbus-cffi urwid ];
+
+  # Remove the following files from the package:
+  #
+  # pijuice_cli - A precompiled ELF binary that is a setuid wrapper for calling
+  #               pijuice_cli.py
+  #
+  # pijuiceboot - a precompiled ELF binary for flashing firmware. Not needed for
+  #               the python library.
+  #
+  # pijuice_sys.py - A program that acts as a system daemon for monitoring the
+  #                  pijuice.
+  preFixup = ''
+    rm $out/bin/pijuice_cli
+    rm $out/bin/pijuice_sys.py
+    rm $out/bin/pijuiceboot
+    mv $out/bin/pijuice_cli.py $out/bin/pijuice_cli
+   '';
+
+  meta = with lib; {
+    description = "Library and resources for PiJuice HAT for Raspberry Pi";
+    homepage = "https://github.com/PiSupply/PiJuice";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ hexagonal-sun ];
+  };
+}

pkgs/development/python-modules/pijuice/patch-shebang.diff

···
+diff --git a/Software/Source/src/pijuice_cli.py b/Software/Source/src/pijuice_cli.py
+index c366fee..37af383 100644
+--- a/Software/Source/src/pijuice_cli.py
++++ b/Software/Source/src/pijuice_cli.py
+@@ -1,3 +1,4 @@
++#!/usr/bin/python3
+ # This python script to be executed as user pijuice by the setuid program pijuice_cli 
+ # Python 3 only
+ #

pkgs/top-level/all-packages.nix

···
 
   pijul = callPackage ../applications/version-management/pijul { };
 
+  pijuice = with python3Packages; toPythonApplication pijuice;
+
   ping = callPackage ../applications/networking/ping { };
 
   piper = callPackage ../os-specific/linux/piper { };

pkgs/top-level/python-packages.nix

···
 
   piexif = callPackage ../development/python-modules/piexif { };
 
+  pijuice = callPackage ../development/python-modules/pijuice { };
+
   pika = callPackage ../development/python-modules/pika { };
 
   pika-pool = callPackage ../development/python-modules/pika-pool { };