Get ICDM working

Update libkiwix, kiwixtools, zimlib to latest upstream
Update flake.nix to easily build stable/unstable systems

flake.nix

@@ -35,10 +35,12 @@
 			inputs.ffmac.overlay
 		];
 
+		unstable = args: (machine (args // { channel = nixunstable; }));
 		machine = {
 			system ? "x86_64-linux",
 			name,
-			channel ? stable
+			channel ? stable,
+			extraMods ? []
 		}:
 		let
 			nixpkgs = channel;
@@ -47,7 +49,6 @@
 			modules = [
 				{ nixpkgs.overlays = overlays; }
 				agenix.nixosModule
-				wsl.nixosModules.wsl
 				./modules-all
 				./modules-linux
 				./hosts/${name}
@@ -58,7 +59,7 @@
 						inherit nixpkgs;
 					};
 				}
-			];
+			] ++ extraMods;
 			specialArgs = {
 				home-manager = inputs.home-manager;
 				inherit nixpkgs;
@@ -67,16 +68,16 @@
 
 	in {
 		nixosConfigurations = {
-			"2maccabees" = machine { system = "aarch64-linux"; name = "2maccabees"; channel = nixunstable; };
-			jude = machine { name = "jude"; channel = nixunstable; };
-			"icdm-root" = machine { name = "icdm-root"; };
+			"2maccabees" = unstable { system = "aarch64-linux"; name = "2maccabees"; };
+			jude = unstable { name = "jude"; };
+			"icdm-root" = unstable { name = "icdm-root"; };
 			"linode" = machine { name = "linode"; };
 			"lappy" = machine { name = "lappy"; };
 			"iso" = machine { name = "iso"; };
 			# nix build '.#nixosConfigurations.wsl.config.system.build.installer'
-			"nixos" = machine { name = "wsl"; system = "aarch64-linux"; channel = nixunstable; };
+			"nixos" = unstable { name = "wsl"; system = "aarch64-linux"; extraMods = [ wsl.nixosModules.wsl ]; };
 			# nix build '.#nixosConfigurations.wsl-aarch.config.system.build.installer'
-			"nixos-arm" = machine { name = "wsl"; system = "aarch64-linux"; channel = nixunstable; };
+			"nixos-arm" = unstable { name = "wsl"; system = "aarch64-linux"; extraMods = [ wsl.nixosModules.wsl ]; };
 		};
 
 		darwinConfigurations =

overlays/default.nix

@@ -64,6 +64,7 @@ in rec {
 	};
 	kiwix-tools = super.callPackage ./kiwix-tools.nix {};
 	libkiwix = super.callPackage ./libkiwix.nix {};
+	zimlib = super.callPackage ./zimlib.nix {};
 
 	xonsh = super.xonsh.overridePythonAttrs (old: rec{
 		python3 = self.gregpy;

overlays/kiwix-tools.nix

@@ -19,9 +19,7 @@ stdenv.mkDerivation rec {
 		owner = "kiwix";
 		repo = pname;
 		rev = version;
-		# For 3.3.0
-		#sha256 = "sha256-jeIyHTbgGrYknLaTNNSFVFo9zXyyGZU6dIVv49bEhBw=";
-		sha256 = "sha256-i3wr0VZCeH3aRCgphIyn6U91Ja+qVT4NVAzJSmniu8o=";
+		sha256 = "sha256-r3/aTH/YoDuYpKLPakP4toS3OtiRueTUjmR34rdmr+w=";
 	};
 
 	nativeBuildInputs = [

overlays/libkiwix.nix

@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 		owner = "kiwix";
 		repo = pname;
 		rev = version;
-		sha256 = "sha256-vE8bJrNx0oojTgcDhlr+SyfzdpigCZ0pQ2cPYaiZlgw=";
+		sha256 = "sha256-4FxLxJxVhqbeNqX4vorHkROUuRURvE6AXlteIZCEBtc=";
 	};
 
 	nativeBuildInputs = [
@@ -47,10 +47,10 @@ stdenv.mkDerivation rec {
 		zlib
 	];
 
-	mesonFlags = [ "--debug" ];
+	mesonFlags = [ "--debug" "-Dc_args=-I${zimlib}/include/" ];
 
 	# Built-in python script uses /usr/bin/env
-	patchPhase = "patchShebangs --build scripts/kiwix-compile-resources";
+	patchPhase = "patchShebangs --build scripts/*";
 
 	meta = with lib; {
 		description = "Kiwix file library for use by other applications";

overlays/zimlib.nix

@@ -0,0 +1,57 @@
+{ lib, stdenv, fetchFromGitHub
+, meson, ninja, pkg-config
+, python3
+, icu
+, libuuid
+, xapian
+, xz
+, zstd
+, gtest
+}:
+
+stdenv.mkDerivation rec {
+  pname = "zimlib";
+  version = "8.1.0";
+
+  src = fetchFromGitHub {
+    owner = "openzim";
+    repo = "libzim";
+    rev = version;
+    sha256 = "sha256-ab7UUF+I0/xaGChvdjylEQRHLOjmtg/wk+/JEGehGLE=";
+  };
+
+  nativeBuildInputs = [
+    meson
+    pkg-config
+    ninja
+    python3
+  ];
+
+  propagatedBuildInputs = [
+    icu
+    libuuid
+    xapian
+    xz
+    zstd
+  ];
+
+  postPatch = ''
+    patchShebangs scripts
+  '';
+
+  mesonFlags = [ "-Dtest_data_dir=none" ];
+
+  checkInputs = [
+    gtest
+  ];
+
+  doCheck = true;
+
+  meta = with lib; {
+    description = "Library for reading and writing ZIM files";
+    homepage =  "https://www.openzim.org/wiki/Zimlib";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ ajs124 ];
+    platforms = platforms.linux;
+  };
+}