From 315bbaff50ef93769b7dfa38ec570a97b5ce7b05 Mon Sep 17 00:00:00 2001
From: Diego <diego@strebel.com>
Date: Sun, 28 Dec 2025 22:35:41 +0100
Subject: [PATCH] genefer: init at 25.12.0

---
 pkgs/by-name/ge/genefer/package.nix | 84 +++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 pkgs/by-name/ge/genefer/package.nix

diff --git a/pkgs/by-name/ge/genefer/package.nix b/pkgs/by-name/ge/genefer/package.nix
new file mode 100644
index 000000000000..5c002010c7b6
--- /dev/null
+++ b/pkgs/by-name/ge/genefer/package.nix
@@ -0,0 +1,84 @@
+{
+  fetchFromGitHub,
+  gmp,
+  lib,
+  ocl-icd,
+  opencl-headers,
+  stdenv,
+  boinc,
+  versionCheckHook,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "genefer";
+  version = "25.12.0";
+
+  src = fetchFromGitHub {
+    owner = "galloty";
+    repo = "genefer22";
+    rev = "37ea9f8f531ee625d10408e1d2a4ec4dcf270438";
+    hash = "sha256-dyrg9Yf1Ko8vfV4oH7yVTFfLkCHWeJlm2xjEqjiwHBg=";
+  };
+
+  enableParallelBuilding = true;
+  buildInputs = [
+    gmp
+    ocl-icd
+    opencl-headers
+    boinc
+  ];
+
+  # remove the static flags
+  # fix BOINC path
+  postPatch = ''
+    sed -i 's/-static-libgcc//g' genefer/Makefile_linux*
+    sed -i 's/-static-libstdc++//g' genefer/Makefile_linux*
+    sed -i 's/-static//g' genefer/Makefile_linux*
+
+    substituteInPlace genefer/Makefile_linux* \
+        --replace-fail '$(BOINC_DIR)/api' '${boinc}/include/boinc' \
+        --replace-fail '$(BOINC_DIR)/lib' '${boinc}/include/boinc'
+  '';
+
+  makefile = if stdenv.hostPlatform.isAarch64 then "Makefile_linuxARM64" else "Makefile_linux64";
+
+  makeFlags = [
+    "-C genefer"
+    "-f ${finalAttrs.makefile}"
+  ];
+
+  installPhase =
+    let
+      platformSuffix = if stdenv.hostPlatform.isAarch64 then "_arm64" else "";
+    in
+    ''
+      runHook preInstall
+
+      install -Dm755 bin/genefer${platformSuffix} $out/bin/genefer22
+      install -Dm755 bin/geneferg${platformSuffix} $out/bin/genefer22-gpu
+
+      mkdir -p $out/share/genefer22
+      cp -r $src/ocl $out/share/genefer22/
+
+      runHook postInstall
+    '';
+
+  nativeInstallCheckInputs = [ versionCheckHook ];
+  doInstallCheck = true;
+
+  meta = {
+    description = "Generalized Fermat Prime search program";
+    longDescription = ''
+      genefer is an OpenMP® application on CPU and an OpenCL™ application on GPU.
+      It performs a fast probable primality test for numbers of the form b^2n + 1 with the Fermat test.
+    '';
+    homepage = "https://github.com/galloty/genefer22";
+    maintainers = with lib.maintainers; [ dstremur ];
+    license = lib.licenses.mit;
+    platforms = [
+      "aarch64-linux"
+      "x86_64-linux"
+    ];
+    mainProgram = "genefer22";
+  };
+})