1 files changed, 119 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/physics/geant4/datasets.nix b/nixpkgs/pkgs/development/libraries/physics/geant4/datasets.nix
new file mode 100644
index 000000000000..b1df2875fab7
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/physics/geant4/datasets.nix
@@ -0,0 +1,119 @@
+{ lib, stdenv, fetchurl, geant4 }:
+
+let
+  mkDataset = { pname, version, sha256, envvar }:
+    stdenv.mkDerivation {
+      inherit pname version;
+      geant_version = geant4.version;
+
+      src = fetchurl {
+        url = "https://cern.ch/geant4-data/datasets/${pname}.${version}.tar.gz";
+        inherit sha256;
+      };
+
+      preferLocalBuild = true;
+      dontBuild = true;
+      dontConfigure = true;
+
+      datadir = "${placeholder "out"}/share/Geant4-${geant4.version}/data/${pname}${version}";
+      installPhase = ''
+        mkdir -p $datadir
+        mv ./* $datadir
+      '';
+
+      inherit envvar;
+      setupHook = ./datasets-hook.sh;
+
+      meta = with lib; {
+        description = "Data files for the Geant4 toolkit";
+        homepage = "https://geant4.web.cern.ch/support/download";
+        license = licenses.g4sl;
+        platforms = platforms.all;
+      };
+    };
+in
+  builtins.listToAttrs (map (a: { name = a.pname; value = mkDataset a; }) [
+    {
+      pname = "G4NDL";
+      version = "4.6";
+      sha256 = "sha256-nSh88q4PuIeirc6AHudPub4hsNFm2rSby+6UCKUUVAg=";
+      envvar = "NEUTRONHP";
+    }
+
+    {
+      pname = "G4EMLOW";
+      version = "8.0";
+      sha256 = "sha256-2Rmo5YOGiCV7kkimE5EOsqdjMFngMMi1DAosKtn9Kzs=";
+      envvar = "LE";
+    }
+
+    {
+      pname = "G4PhotonEvaporation";
+      version = "5.7";
+      sha256 = "sha256-dh5C5W/93j2YOfn52BAmB8a0wDKRUe5Rggb07p535+U=";
+      envvar = "LEVELGAMMA";
+    }
+
+    {
+      pname = "G4RadioactiveDecay";
+      version = "5.6";
+      sha256 = "sha256-OIYHfJyOWph4PmcY4cMlZ4me6y27M+QC1Edrwv5PDfE=";
+      envvar = "RADIOACTIVE";
+    }
+
+    {
+      pname = "G4SAIDDATA";
+      version = "2.0";
+      sha256 = "sha256-HSao55uqceRNV1m59Vpn6Lft4xdRMWqekDfYAJDHLpE=";
+      envvar = "SAIDXS";
+    }
+
+    {
+      pname = "G4PARTICLEXS";
+      version = "4.0";
+      sha256 = "sha256-k4EDlwPD8rD9NqtJmTYqLItP+QgMMi+QtOMZKBEzypU=";
+      envvar = "PARTICLEXS";
+    }
+
+    {
+      pname = "G4ABLA";
+      version = "3.1";
+      sha256 = "sha256-dpiwUrWL8bmIa+rNvWr2B63B4Jn8cwq2shz38JDAJ+0=";
+      envvar = "ABLA";
+    }
+
+    {
+      pname = "G4INCL";
+      version = "1.0";
+      sha256 = "sha256-cWFhghrp89BWX788LPNPTgLj5RnrQZqCI27vIsLENn0=";
+      envvar = "INCL";
+    }
+
+    {
+      pname = "G4PII";
+      version = "1.3";
+      sha256 = "sha256-YiWtkCZ19DgcmMa6JfxaBs6HVJqpeWNNPQNJHWYW6SY=";
+      envvar = "PII";
+    }
+
+    {
+      pname = "G4ENSDFSTATE";
+      version = "2.3";
+      sha256 = "sha256-lETF4IIHkavTzKrOEFsOR3kPrc4obhEUmDTnnEqOkgM=";
+      envvar = "ENSDFSTATE";
+    }
+
+    {
+      pname = "G4RealSurface";
+      version = "2.2";
+      sha256 = "sha256-mVTe4AEvUzEmf3g2kOkS5y21v1Lqm6vs0S6iIoIXaCA=";
+      envvar = "REALSURFACE";
+    }
+
+    {
+      pname = "G4TENDL";
+      version = "1.4";
+      sha256 = "sha256-S3J0AgzItO1Wm4ku8YwuCI7c22tm850lWFzO4l2XIeA=";
+      envvar = "PARTICLEHP";
+    }
+  ])