From 3c15feef7770eb5500a4b8792623e2d6f598c9c1 Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Mon, 4 Sep 2023 12:24:30 -0400
Subject: [PATCH] root: 6.26.10 -> 6.28.06 (#215187)

---
 .../science/misc/root/default.nix             | 53 +++++--------------
 1 file changed, 14 insertions(+), 39 deletions(-)

diff --git a/pkgs/applications/science/misc/root/default.nix b/pkgs/applications/science/misc/root/default.nix
index 1f8a2d3b8d54e..6dc630181be2b 100644
--- a/pkgs/applications/science/misc/root/default.nix
+++ b/pkgs/applications/science/misc/root/default.nix
@@ -2,7 +2,6 @@
 , lib
 , callPackage
 , fetchurl
-, fetchpatch
 , makeWrapper
 , cmake
 , coreutils
@@ -14,6 +13,7 @@
 , gnugrep
 , gnused
 , gsl
+, gtest
 , lapack
 , libX11
 , libXpm
@@ -23,7 +23,7 @@
 , libGL
 , libxcrypt
 , libxml2
-, llvm_9
+, llvm_13
 , lsof
 , lz4
 , xz
@@ -55,23 +55,9 @@
 , noSplash ? false
 }:
 
-let
-
-  _llvm_9 = llvm_9.overrideAttrs (prev: {
-    patches = (prev.patches or [ ]) ++ [
-      (fetchpatch {
-        url = "https://github.com/root-project/root/commit/a9c961cf4613ff1f0ea50f188e4a4b0eb749b17d.diff";
-        stripLen = 3;
-        hash = "sha256-LH2RipJICEDWOr7JzX5s0QiUhEwXNMFEJihYKy9qWpo=";
-      })
-    ];
-  });
-
-in
-
 stdenv.mkDerivation rec {
   pname = "root";
-  version = "6.26.10";
+  version = "6.28.06";
 
   passthru = {
     tests = import ./tests { inherit callPackage; };
@@ -79,7 +65,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://root.cern.ch/download/root_v${version}.source.tar.gz";
-    hash = "sha256-jla+w5cQQBeqVPnrVU3noaE0R0/gs7sPQ6cPxPq9Yl8=";
+    hash = "sha256-rztnO5rKOTpcmuG/huqyZyqvGEG2WMXG56MKuTxYZTM=";
   };
 
   nativeBuildInputs = [ makeWrapper cmake pkg-config git ];
@@ -97,10 +83,11 @@ stdenv.mkDerivation rec {
     lapack
     libxcrypt
     libxml2
-    _llvm_9
+    llvm_13
     lz4
     xz
     gsl
+    gtest
     openblas
     openssl
     xxHash
@@ -122,27 +109,16 @@ stdenv.mkDerivation rec {
 
   patches = [
     ./sw_vers.patch
-  ] ++ lib.optionals (python.pkgs.pythonAtLeast "3.11") [
-    # Fix build against Python 3.11
-    (fetchpatch {
-      url = "https://github.com/root-project/root/commit/484deb056dacf768aba4954073b41105c431bffc.patch";
-      hash = "sha256-4qur2e3SxMIPgOg4IjlvuULR2BObuP7xdvs+LmNT2/s=";
-    })
   ];
 
-  # Fix build against vanilla LLVM 9
-  postPatch = ''
-    sed \
-      -e '/#include "llvm.*RTDyldObjectLinkingLayer.h"/i#define private protected' \
-      -e '/#include "llvm.*RTDyldObjectLinkingLayer.h"/a#undef private' \
-      -i interpreter/cling/lib/Interpreter/IncrementalJIT.h
-  '';
-
   preConfigure = ''
     rm -rf builtins/*
     substituteInPlace cmake/modules/SearchInstalledSoftware.cmake \
       --replace 'set(lcgpackages ' '#set(lcgpackages '
 
+    substituteInPlace interpreter/llvm/src/tools/clang/tools/driver/CMakeLists.txt \
+      --replace 'add_clang_symlink(''${link} clang)' ""
+
     # Don't require textutil on macOS
     : > cmake/modules/RootCPack.cmake
 
@@ -167,6 +143,8 @@ stdenv.mkDerivation rec {
     "-DCMAKE_INSTALL_LIBDIR=lib"
     "-DCMAKE_INSTALL_INCLUDEDIR=include"
     "-Dbuiltin_llvm=OFF"
+    "-Dbuiltin_freetype=OFF"
+    "-Dbuiltin_gtest=OFF"
     "-Dbuiltin_nlohmannjson=OFF"
     "-Dbuiltin_openui5=OFF"
     "-Dalien=OFF"
@@ -240,23 +218,20 @@ stdenv.mkDerivation rec {
     # but it also need to support Bash-less POSIX shell like dash,
     # as they are mentioned in `thisroot.sh`.
 
-    # `thisroot.sh` would include commands `lsof` and `procps` since ROOT 6.28.
-    # See https://github.com/root-project/root/pull/10332
-
     patchRcPathPosix "$out/bin/thisroot.sh" "${lib.makeBinPath [
       coreutils # dirname tail
       gnugrep # grep
       gnused # sed
-      lsof # lsof # for ROOT (>=6.28)
+      lsof # lsof
       man # manpath
-      procps # ps # for ROOT (>=6.28)
+      procps # ps
       which # which
     ]}"
     patchRcPathCsh "$out/bin/thisroot.csh" "${lib.makeBinPath [
       coreutils
       gnugrep
       gnused
-      lsof # lsof # for ROOT (>=6.28)
+      lsof # lsof
       man
       which
     ]}"