From 8b789bde8660954260a9ff19400524527dfa9817 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20M=C3=BCtzel?= <markus.muetzel@gmx.de>
Date: Sun, 20 Feb 2022 22:10:48 +0100
Subject: [PATCH] moab: enable clang

---
 mingw-w64-moab/0001-no-fortran.patch | 25 ++++++++++++++
 mingw-w64-moab/PKGBUILD              | 49 ++++++++++++++++++++--------
 2 files changed, 61 insertions(+), 13 deletions(-)
 create mode 100644 mingw-w64-moab/0001-no-fortran.patch

diff --git a/mingw-w64-moab/0001-no-fortran.patch b/mingw-w64-moab/0001-no-fortran.patch
new file mode 100644
index 0000000000..b3a3bef38b
--- /dev/null
+++ b/mingw-w64-moab/0001-no-fortran.patch
@@ -0,0 +1,25 @@
+diff -urN a/CMakeLists.txt b/CMakeLists.txt
+--- a/CMakeLists.txt	2021-11-12 07:17:17.000000000 +0100
++++ b/CMakeLists.txt	2022-02-20 21:11:47.292208900 +0100
+@@ -245,8 +245,6 @@
+ 
+ if ( LAPACK_FOUND )
+ 
+-  SET (ENABLE_FORTRAN ON)
+-
+   # Eigen3 is optional if LAPACK has been found
+   FIND_PACKAGE(Eigen3 OPTIONAL_COMPONENTS)
+ 
+
+diff -urN src/moab/Matrix3.hpp.orig src/moab/Matrix3.hpp
+--- a/src/moab/Matrix3.hpp	2021-11-12 07:17:18.000000000 +0100
++++ b/src/moab/Matrix3.hpp	2022-02-20 21:32:02.346125100 +0100
+@@ -71,7 +71,7 @@
+ 
+ // We will rely on LAPACK directly
+ 
+-#ifdef WIN32
++#ifdef _MSC_VER
+ 
+ // Should use second form below for windows but
+ // needed to do this to make it work.
diff --git a/mingw-w64-moab/PKGBUILD b/mingw-w64-moab/PKGBUILD
index 0b076f95c4..a7b0f5c4af 100644
--- a/mingw-w64-moab/PKGBUILD
+++ b/mingw-w64-moab/PKGBUILD
@@ -4,24 +4,46 @@ _realname=moab
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=5.3.1
-pkgrel=1
+pkgrel=2
 pkgdesc='The Mesh-Oriented datABase MOAB is a component for representing and evaluating mesh data (mingw-w64)'
 arch=('any')
-mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64')
-depends=("${MINGW_PACKAGE_PREFIX}-msmpi"
-         "${MINGW_PACKAGE_PREFIX}-eigen3")
-makedepends=("${MINGW_PACKAGE_PREFIX}-openblas"
-             "${MINGW_PACKAGE_PREFIX}-ninja"
+mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
+depends=("${MINGW_PACKAGE_PREFIX}-eigen3"
+         $([[ ${MINGW_PACKAGE_PREFIX} == *-clang-* ]] && echo "${MINGW_PACKAGE_PREFIX}-f2cblaslapack")
+         "${MINGW_PACKAGE_PREFIX}-msmpi"
+         $([[ ${MINGW_PACKAGE_PREFIX} == *-clang-* ]] || echo "${MINGW_PACKAGE_PREFIX}-openblas"))
+makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
              "${MINGW_PACKAGE_PREFIX}-cmake"
-             "${MINGW_PACKAGE_PREFIX}-cc")
-license=('LGPL 2.1')
+             "${MINGW_PACKAGE_PREFIX}-ninja")
+license=('spdx:LGPL-3.0+')
 url='https://sigma.mcs.anl.gov/moab-library/'
-source=(https://ftp.mcs.anl.gov/pub/fathom/${_realname}-${pkgver}.tar.gz)
-sha256sums=('2404FAB2D84F87BE72B57CFEF5EA237BFA444AACA059E66A158F22134956FE54')
+source=(https://ftp.mcs.anl.gov/pub/fathom/${_realname}-${pkgver}.tar.gz
+        "0001-no-fortran.patch")
+sha256sums=('2404fab2d84f87be72b57cfef5ea237bfa444aaca059e66a158f22134956fe54'
+            '2669507edebea057297ef7fb4e4ced4e5bc2ac350da78b24ac51a7bcb3559a94')
+
+# Helper macros to help make tasks easier #
+apply_patch_with_msg() {
+  for _patch in "$@"
+  do
+    msg2 "Applying $_patch"
+    patch -Nbp1 -i "${srcdir}/$_patch"
+  done
+}
+
+prepare() {
+  cd ${srcdir}/${_realname}-${pkgver}
+  apply_patch_with_msg \
+    0001-no-fortran.patch
+}
 
 build() {
-  [[ -d "${srcdir}/build-${MINGW_CHOST}" ]] && rm -rf "${srcdir}/build-${MINGW_CHOST}"
-  mkdir -p "${srcdir}/build-${MINGW_CHOST}" && cd "${srcdir}/build-${MINGW_CHOST}"
+  [[ -d "${srcdir}/build-${MSYSTEM}" ]] && rm -rf "${srcdir}/build-${MSYSTEM}"
+  mkdir -p "${srcdir}/build-${MSYSTEM}" && cd "${srcdir}/build-${MSYSTEM}"
+
+  if [[ ${MINGW_PACKAGE_PREFIX} == *-clang-* ]]; then
+    _extra_cmake_flags+=" -DENABLE_FORTRAN=OFF"
+  fi
 
   MSYS2_ARG_CONV_EXCL="-DCMAKE_INSTALL_PREFIX=" \
     ${MINGW_PREFIX}/bin/cmake \
@@ -31,13 +53,14 @@ build() {
       -DBUILD_SHARED_LIBS=OFF \
       -DENABLE_MPI=ON \
       -DENABLE_TESTING=ON \
+      ${_extra_cmake_flags} \
       ../${_realname}-${pkgver}
 
   ${MINGW_PREFIX}/bin/cmake --build .
 }
 
 package() {
-  cd "${srcdir}/build-${MINGW_CHOST}"
+  cd "${srcdir}/build-${MSYSTEM}"
   DESTDIR=${pkgdir} cmake --build . --target install
   install -Dm644 ${srcdir}/${_realname}-${pkgver}/LICENSE ${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/LICENSE
 }