From a566710f1c408254c95793d54fbb07636da1b7a6 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Tue, 1 Apr 2025 17:38:09 +0100
Subject: [PATCH] python312Packages.cvxopt: fix version

Without setuptools-scm being present, and without
SETUPTOOLS_SCM_PRETEND_VERSION being set, this ends up as 0.0.0.
---
 pkgs/development/python-modules/cvxopt/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/python-modules/cvxopt/default.nix b/pkgs/development/python-modules/cvxopt/default.nix
index 7b4b0c564ef6..1e79a8eebb1f 100644
--- a/pkgs/development/python-modules/cvxopt/default.nix
+++ b/pkgs/development/python-modules/cvxopt/default.nix
@@ -5,6 +5,7 @@
   isPyPy,
   blas,
   lapack,
+  setuptools-scm,
   suitesparse,
   unittestCheckHook,
   glpk ? null,
@@ -34,6 +35,8 @@ buildPythonPackage rec {
     lapack
   ];
 
+  build-system = [ setuptools-scm ];
+
   # similar to Gsl, glpk, fftw there is also a dsdp interface
   # but dsdp is not yet packaged in nixpkgs
   env =
@@ -43,6 +46,7 @@ buildPythonPackage rec {
       CVXOPT_BUILD_DSDP = "0";
       CVXOPT_SUITESPARSE_LIB_DIR = "${lib.getLib suitesparse}/lib";
       CVXOPT_SUITESPARSE_INC_DIR = "${lib.getDev suitesparse}/include";
+      SETUPTOOLS_SCM_PRETEND_VERSION = version;
     }
     // lib.optionalAttrs withGsl {
       CVXOPT_BUILD_GSL = "1";