From 1dfb64a6ef97cfe5dc295bdf038a1d730b687081 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20M=C3=BCtzel?= <markus.muetzel@gmx.de>
Date: Sat, 30 Dec 2023 20:33:01 +0100
Subject: [PATCH] sundials: use cmake target file of KLU

---
 .../0004-suitesparse-import-target.patch      | 20 +++++++++++++++++++
 mingw-w64-sundials/PKGBUILD                   |  5 ++++-
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 mingw-w64-sundials/0004-suitesparse-import-target.patch

diff --git a/mingw-w64-sundials/0004-suitesparse-import-target.patch b/mingw-w64-sundials/0004-suitesparse-import-target.patch
new file mode 100644
index 0000000000000..e65558bac62ca
--- /dev/null
+++ b/mingw-w64-sundials/0004-suitesparse-import-target.patch
@@ -0,0 +1,20 @@
+Use CMake target installed by SuiteSparse if available.
+
+diff -urN sundials-6.7.0/cmake/tpl/FindKLU.cmake.orig sundials-6.7.0/cmake/tpl/FindKLU.cmake
+--- sundials-6.7.0/cmake/tpl/FindKLU.cmake.orig	2023-12-18 18:26:43.000000000 +0100
++++ sundials-6.7.0/cmake/tpl/FindKLU.cmake	2023-12-30 20:26:08.649091700 +0100
+@@ -30,6 +30,14 @@
+ #   KLU_LIBRARIES   - all of the libraries needed for KLU
+ # ---------------------------------------------------------------
+ 
++find_package(KLU CONFIG)
++
++if(TARGET SuiteSparse::KLU)
++  set(KLU_FOUND ON)
++  add_library(SUNDIALS::KLU ALIAS SuiteSparse::KLU)
++  return()
++endif()
++
+ # Set library prefixes for Windows
+ if(WIN32)
+   set(CMAKE_FIND_LIBRARY_PREFIXES lib ${CMAKE_FIND_LIBRARY_PREFIXES})
diff --git a/mingw-w64-sundials/PKGBUILD b/mingw-w64-sundials/PKGBUILD
index 179adce7723ba..cc96a2b3b707c 100644
--- a/mingw-w64-sundials/PKGBUILD
+++ b/mingw-w64-sundials/PKGBUILD
@@ -4,7 +4,7 @@ _realname=sundials
 pkgbase="mingw-w64-${_realname}"
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=6.7.0
-pkgrel=1
+pkgrel=2
 pkgdesc="SUite of Nonlinear and DIfferential/ALgebraic equation Solvers (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clangarm64')
@@ -32,11 +32,13 @@ source=(https://github.com/LLNL/sundials/releases/download/v${pkgver}/${_realnam
         '0001-hash-size.patch'
         '0002-sundials-missing-export.patch'
         '0003-sundials-use-default-installdirs.patch'
+        '0004-suitesparse-import-target.patch'
         '0008-sundials-petsc-pkg-config-module.patch')
 sha256sums=('5f113a1564a9d2d98ff95249f4871a4c815a05dbb9b8866a82b13ab158c37adb'
             '9dd5c708bad0a592a7012c1bdfd91904867cd9efe89412d82706764b21c4537c'
             '7f119fbcc8a630a4e3443e3bba252dafb4b1567ced1bf1389052253529e97ddc'
             '310b9beb86426fd2f817391baf72c0f9aefe9dc31e737daed5cc0280b7693311'
+            '753b127af0aa1fbbf03ab67104846f968bd476659cb151d65931b5e5beae3f0d'
             'd4a56ef02d87d8d17970733fe8391c12fea9465f093681a1091a24b2ad0a787a')
 
 apply_patch_with_msg() {
@@ -54,6 +56,7 @@ prepare() {
     0001-hash-size.patch \
     0002-sundials-missing-export.patch \
     0003-sundials-use-default-installdirs.patch \
+    0004-suitesparse-import-target.patch \
     0008-sundials-petsc-pkg-config-module.patch
 }