From a227563e713edbfc67aef6861c019c29be52bb57 Mon Sep 17 00:00:00 2001
From: "R. Ryantm" <ryantm-bot@ryantm.com>
Date: Sun, 31 Jul 2022 16:51:37 +0000
Subject: [PATCH 1/2] libcerf: 2.0 -> 2.1

---
 pkgs/development/libraries/libcerf/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/libcerf/default.nix b/pkgs/development/libraries/libcerf/default.nix
index 287c9a61b9c7..83d9dd49b81d 100644
--- a/pkgs/development/libraries/libcerf/default.nix
+++ b/pkgs/development/libraries/libcerf/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "libcerf";
-  version = "2.0";
+  version = "2.1";
 
   src = fetchurl {
     url = "https://jugit.fz-juelich.de/mlz/libcerf/-/archive/v${version}/libcerf-v${version}.tar.gz";
-    sha256 = "05lpaxmy6275nbzvf1ahxcfymyph89pvlgg8h9sp9iwal4g8nvn8";
+    sha256 = "sha256-ihzYt/rgS4KpUWglISm4wbrKCYooX/jT8leB3q0Ut1o=";
   };
 
   nativeBuildInputs = [ cmake perl ];

From 61201f55ea74e6d55316aeb659d28cc7fb464e33 Mon Sep 17 00:00:00 2001
From: Mario Rodas <marsam@users.noreply.github.com>
Date: Sat, 22 Oct 2022 04:20:00 +0000
Subject: [PATCH 2/2] libcerf: add reverse dependency to passthru.tests

---
 pkgs/development/libraries/libcerf/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/libcerf/default.nix b/pkgs/development/libraries/libcerf/default.nix
index 83d9dd49b81d..7a3b96314189 100644
--- a/pkgs/development/libraries/libcerf/default.nix
+++ b/pkgs/development/libraries/libcerf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchurl, cmake, perl }:
+{ stdenv, lib, fetchurl, cmake, perl, gnuplot }:
 
 stdenv.mkDerivation rec {
   pname = "libcerf";
@@ -11,6 +11,10 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake perl ];
 
+  passthru.tests = {
+    inherit gnuplot;
+  };
+
   meta = with lib; {
     description = "Complex error (erf), Dawson, Faddeeva, and Voigt function library";
     homepage = "https://jugit.fz-juelich.de/mlz/libcerf";