Add mingw subpackages

eigen3.spec

@@ -4,12 +4,6 @@
 # debuginfo package for the empty main package.
 %global debug_package %{nil}
 
-# FIXME ICE on ppc64le when buildings docs with optflags
-%ifarch ppc64le
-%global optflags %{nil}
-%endif
-
-
 %if 0%{?fedora} >= 33 || 0%{?rhel} >= 9
 %global blaslib flexiblas
 %global cmake_blas_flags -DBLA_VENDOR=FlexiBLAS
@@ -21,15 +15,14 @@
 
 Name:           eigen3
 Version:        3.4.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        A lightweight C++ template library for vector and matrix math
 
 License:        MPLv2.0 and LGPLv2+ and BSD and Minpack
 URL:            http://eigen.tuxfamily.org/index.php?title=Main_Page
 Source0:        https://gitlab.com/libeigen/eigen/-/archive/%{version}/eigen-%{version}.tar.bz2
-# https://bugzilla.redhat.com/show_bug.cgi?id=1996330
+# For mingw, read the comment in the file for details
-# Temporarily disable EIGEN_ALTIVEC_DISABLE_MMA on PPC64le
+Source1:        mingw_TryRunResults.cmake
-Patch0:         eigen_mma.patch
 
 BuildRequires:  %{blaslib}-devel
 BuildRequires:  fftw-devel
@@ -51,6 +44,20 @@ BuildRequires:  doxygen
 BuildRequires:  graphviz
 BuildRequires:  tex(latex)
 
+BuildRequires:  mingw32-filesystem >= 95
+BuildRequires:  mingw32-gcc-c++
+BuildRequires:  mingw32-gcc-gfortran
+BuildRequires:  mingw32-fftw
+BuildRequires:  mingw32-gmp
+BuildRequires:  mingw32-mpfr
+
+BuildRequires:  mingw64-filesystem >= 95
+BuildRequires:  mingw64-gcc-c++
+BuildRequires:  mingw64-gcc-gfortran
+BuildRequires:  mingw64-fftw
+BuildRequires:  mingw64-gmp
+BuildRequires:  mingw64-mpfr
+
 %description
 %{summary}.
 
@@ -74,13 +81,29 @@ BuildArch:      noarch
 %description doc
 Developer documentation for Eigen.
 
+# Mingw32
+%package -n mingw32-%{name}
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n mingw32-%{name}
+%{summary}
+
+# Mingw64
+%package -n mingw64-%{name}
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n mingw64-%{name}
+%{summary}
+
 
 %prep
-%setup -q -n eigen-%{version}
+%autosetup -p1 -n eigen-%{version}
-%patch0 -p1
 
 
 %build
+# Native build
 %cmake \
     -DINCLUDE_INSTALL_DIR=%{_includedir}/%{name} \
     -DCMAKEPACKAGE_INSTALL_DIR=%{_datadir}/cmake/%{name} \
@@ -96,15 +119,21 @@ Developer documentation for Eigen.
 rm -f %{_vpath_builddir}/doc/html/installdox
 rm -f %{_vpath_builddir}/doc/html/unsupported/installdox
 
+# MinGW build
+MINGW32_CMAKE_ARGS="-DINCLUDE_INSTALL_DIR=%{mingw32_includedir}/%{name} -DCMAKEPACKAGE_INSTALL_DIR=%{mingw32_datadir}/cmake/%{name}" \
+MINGW64_CMAKE_ARGS="-DINCLUDE_INSTALL_DIR=%{mingw64_includedir}/%{name} -DCMAKEPACKAGE_INSTALL_DIR=%{mingw64_datadir}/cmake/%{name}" \
+%mingw_cmake -C%{SOURCE1} -DEIGEN_BUILD_PKGCONFIG:BOOL=ON -DEIGEN_TEST_CXX11=ON
+
 
 %install
 %cmake_install
+%mingw_make_install
 
 
 %check
-# Test fail to build due to compiler crashes
+# Building tests takes ages
-#cmake_build --target buildtests
+# cmake_build --target buildtests
-#ctest
+# ctest
 
 
 %files devel
@@ -116,8 +145,23 @@ rm -f %{_vpath_builddir}/doc/html/unsupported/installdox
 %files doc
 %doc %{_vpath_builddir}/doc/html
 
+%files -n mingw32-%{name}
+%license COPYING.BSD COPYING.LGPL COPYING.MPL2 COPYING.README
+%{mingw32_includedir}/%{name}
+%{mingw32_datadir}/pkgconfig/%{name}.pc
+%{mingw32_datadir}/cmake/%{name}/
+
+%files -n mingw64-%{name}
+%license COPYING.BSD COPYING.LGPL COPYING.MPL2 COPYING.README
+%{mingw64_includedir}/%{name}
+%{mingw64_datadir}/pkgconfig/%{name}.pc
+%{mingw64_datadir}/cmake/%{name}/
+
 
 %changelog
+* Thu Feb 24 2022 Sandro Mani <manisandro@gmail.com> - 3.4.0-5
+- Add mingw subpackages
+
 * Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 3.4.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
 

eigen_mma.patch

@@ -1,14 +0,0 @@
-diff -rupN eigen-3.4.0/Eigen/src/Core/arch/AltiVec/MatrixProduct.h eigen-3.4.0-new/Eigen/src/Core/arch/AltiVec/MatrixProduct.h
---- eigen-3.4.0/Eigen/src/Core/arch/AltiVec/MatrixProduct.h	2021-08-18 22:41:58.000000000 +0200
-+++ eigen-3.4.0-new/Eigen/src/Core/arch/AltiVec/MatrixProduct.h	2021-08-22 17:37:23.626427133 +0200
-@@ -28,6 +28,10 @@
- #endif
- #endif
- 
-+#ifdef __PPC64__
-+#define EIGEN_ALTIVEC_DISABLE_MMA
-+#endif
-+
- #ifdef __has_builtin
- #if __has_builtin(__builtin_mma_assemble_acc)
-   #define ALTIVEC_MMA_SUPPORT

mingw_TryRunResults.cmake

@@ -0,0 +1,31 @@
+# This file was generated by CMake because it detected TRY_RUN() commands
+# in crosscompiling mode. It will be overwritten by the next CMake run.
+# Copy it to a safe location, set the variables to appropriate values
+# and use it then to preset the CMake cache (using -C).
+
+
+# run_res
+#    indicates whether the executable would have been able to run on its
+#    target platform. If so, set run_res to
+#    the exit code (in many cases 0 for success), otherwise enter "FAILED_TO_RUN".
+# run_res__TRYRUN_OUTPUT
+#    contains the text the executable would have printed on stdout and stderr.
+#    If the executable would not have been able to run, set run_res__TRYRUN_OUTPUT empty.
+#    Otherwise check if the output is evaluated by the calling CMake code. If so,
+#    check what the source file would have printed when called with the given arguments.
+# The compile_res variable holds the build result for this TRY_RUN().
+# 
+# Source file   : /home/sandro/rpmbuild/BUILD/eigen-eigen-5097c01bcdc4/build_win32/is64.cpp
+# Executable    : /home/sandro/rpmbuild/BUILD/eigen-eigen-5097c01bcdc4/build_win32/CMakeFiles/cmTryCompileExec75681192-run_res.exe
+# Run arguments : 
+#    Called from: [2]	/home/sandro/rpmbuild/BUILD/eigen-eigen-5097c01bcdc4/cmake/EigenConfigureTesting.cmake
+#                 [1]	/home/sandro/rpmbuild/BUILD/eigen-eigen-5097c01bcdc4/CMakeLists.txt
+
+SET( run_res 
+     0
+     CACHE STRING "Result from TRY_RUN" FORCE)
+
+SET( run_res__TRYRUN_OUTPUT 
+     ""
+     CACHE STRING "Output from TRY_RUN" FORCE)
+