## Define libraries' destination
%global _incmpidir %{_includedir}/openmpi-%{_arch}
%global _libmpidir %{_libdir}/openmpi/lib
%global _incmpichdir %{_includedir}/mpich-%{_arch}
%global _libmpichdir %{_libdir}/mpich/lib

%global soname_version 5.8

# Due to OpenMPI-5.0 dropping in i686
%if 0%{?rhel} || 0%{?fedora}
%ifarch %{ix86}
%global with_openmpi 0
%global with_openmpi_check 0
%else
%global with_openmpi 0
%global with_openmpi_check 0
%endif
# rhbz#2225803
%ifnarch s390x
%global with_mpich_check 0
%else
%global with_mpich_check 0
%endif
%global with_mpich 0
%endif

## Due to rhbz#1744780
%if 0%{?rhel}
%global with_mpich 1
%global with_mpich_check 1
%global with_openmpi 1
%global with_openmpi_check 1
%endif

# Workarounf for GCC-10
# https://gcc.gnu.org/gcc-10/porting_to.html
%if 0%{?fedora} || 0%{?rhel} >= 9
%global optflags %{optflags} -fallow-argument-mismatch
%endif


Name: MUMPS
Version: %{soname_version}.2
Release: %autorelease
Summary: A MUltifrontal Massively Parallel sparse direct Solver
License: CECILL-C
URL: https://mumps-solver.org
Source0: https://mumps-solver.org/%{name}_%{version}.tar.gz

# Custom Makefile changed for Fedora and built from Make.inc/Makefile.gfortran.PAR in the source.
Source1: Makefile.parMUMPS.inc

# Custom Makefile changed for Fedora and built from Make.inc/Makefile.gfortran.SEQ in the source.
Source2: Makefile.seqMUMPS.inc

# This patch creates versioned shared libraries of pord, sequential and mumps libraries
Patch0: %{name}-set_soname.patch

Patch1: %{name}-fix_make_clean.patch
Patch2: %{name}-fix_PORD_make.patch

BuildRequires: make
BuildRequires: gcc-gfortran
BuildRequires: gcc
BuildRequires: pkgconfig(flexiblas)
BuildRequires: metis-devel
BuildRequires: scotch-devel >= 7.0.1
BuildRequires: scotch-devel-metis >= 7.0.1

BuildRequires: openssh-clients
BuildRequires: hwloc-devel
Requires:      %{name}-common = %{version}-%{release}

Obsoletes: %{name}-openmp < 0:5.4.0-1

%description
MUMPS implements a direct solver for large sparse linear systems, with a
particular focus on symmetric positive definite matrices.  It can
operate on distributed matrices e.g. over a cluster.  It has Fortran and
C interfaces, and can interface with ordering tools such as Scotch.

%package devel
Summary: The MUMPS headers and development-related files
Requires: %{name}%{?_isa} = %{version}-%{release}
Requires: gcc-gfortran%{?_isa}
Requires: %{name}-srpm-macros = %{version}-%{release}
# FlexiBLAS takes advantage of flexiblas-openmp by default.
# OpenMP sub-package will be obsoleted in future.
Obsoletes: %{name}-openmp-devel < 0:5.4.0-1

%description devel
Shared links and header files.
This package contains dummy MPI header file 
including symbols used by MUMPS.

%package examples
Summary: The MUMPS common illustrative test programs
Requires: %{name}%{?_isa} = %{version}-%{release}
%description examples
This package contains common illustrative
test programs about how MUMPS can be used.

%package common
Summary: Documentation files for MUMPS
BuildArch: noarch
%description common
This package contains common documentation files for MUMPS.

%package srpm-macros
Summary: Additional RPM macros for MUMPS
BuildArch: noarch
%description srpm-macros
Additional RPM macros for MUMPS.

########################################################
%if 0%{?with_openmpi}
%package openmpi
Summary: MUMPS libraries compiled against openmpi

BuildRequires: openmpi-devel
BuildRequires: blacs-openmpi-devel
BuildRequires: scalapack-openmpi-devel
#BuildRequires: metis-devel
BuildRequires: ptscotch-openmpi-devel >= 7.0.1
BuildRequires: ptscotch-openmpi-devel-parmetis >= 7.0.1
%if 0%{?fedora}
BuildRequires: rpm-mpi-hooks
%endif
Requires: %{name}-common = %{version}-%{release}
Requires: openmpi%{?_isa}
Requires: scalapack-openmpi%{?_isa}
Requires: ptscotch-openmpi%{?_isa} >= 7.0.1

%description openmpi
MUMPS libraries compiled against openmpi.

%package openmpi-devel
Summary: The MUMPS headers and development-related files
BuildRequires: openmpi-devel
Requires: %{name}-openmpi%{?_isa} = %{version}-%{release}
Requires: gcc-gfortran%{?_isa}
Requires: %{name}-srpm-macros = %{version}-%{release}
%if 0%{?fedora}
Requires: rpm-mpi-hooks
%endif
%description openmpi-devel
Shared links, header files for MUMPS.

%package openmpi-examples
Summary: The MUMPS OpenMPI common illustrative test programs
Requires: %{name}-openmpi%{?_isa} = %{version}-%{release}
Requires: openmpi
%if 0%{?fedora}
BuildRequires: rpm-mpi-hooks
%endif

%description openmpi-examples
This package contains common illustrative
test programs about how MUMPS-openmpi can be used.
%endif
##########################################################

########################################################
%if 0%{?with_mpich}
%package mpich
Summary: MUMPS libraries compiled against MPICH

BuildRequires: mpich-devel
BuildRequires: blacs-mpich-devel
BuildRequires: scalapack-mpich-devel
#BuildRequires: metis-devel
BuildRequires: ptscotch-mpich-devel >= 7.0.1
BuildRequires: ptscotch-mpich-devel-parmetis >= 7.0.1
%if 0%{?fedora}
BuildRequires: rpm-mpi-hooks
%endif
Requires: %{name}-common = %{version}-%{release}
Requires: mpich%{?_isa}
Requires: scalapack-mpich%{?_isa}
Requires: ptscotch-mpich%{?_isa} >= 7.0.1

%description mpich
MUMPS libraries compiled against MPICH.

%package mpich-devel
Summary: The MUMPS headers and development-related files
BuildRequires: mpich-devel
Requires: %{name}-mpich%{?_isa} = %{version}-%{release}
Requires: %{name}-srpm-macros = %{version}-%{release}
%if 0%{?fedora}
Requires: rpm-mpi-hooks
%endif
%description mpich-devel
Shared links, header files for MUMPS.

%package mpich-examples
Summary: The MUMPS MPICH common illustrative test programs
Requires: %{name}-mpich%{?_isa} = %{version}-%{release}
Requires: gcc-gfortran%{?_isa}
Requires: mpich
%if 0%{?fedora}
BuildRequires: rpm-mpi-hooks
%endif
%description mpich-examples
This package contains common illustrative
test programs about how MUMPS-mpich can be used.
%endif
##########################################################

%prep
%setup -q -n %{name}_%{version}

#patch -P 0 -p1 -b .backup
%patch -P 2 -p1 -b .backup

mv examples/README examples/README-examples

%build
## Build serial version
rm -f Makefile.inc
cp -f %{SOURCE2} Makefile.inc

mkdir -p %{name}-%{version}/lib
mkdir -p %{name}-%{version}/examples
mkdir -p %{name}-%{version}/modules

export ISCOTCH=-I%{_includedir}/scotch
%make_build allshared \
 CC=gcc \
 FC=gfortran \
 FL=gfortran \
 CFLAGS="%{optflags} -fopenmp -fPIC" \
 FFLAGS="%{optflags} -fopenmp -fPIC" \
 LDFLAGS="%{__global_ldflags} -fPIC" \
 SHARED_OPT="%{__global_ldflags} -shared -fPIC" \
 SONAMEVER=%{soname_version} \
 LIBSEQ="-L../libseq -lmpiseq" \
 INCSEQ="-I../libseq -I%{_includedir}/flexiblas" \
 LMETISDIR=%{_libdir} \
 IMETIS=-I%{_includedir} \
 LMETIS="-L%{_libdir} -lmetis -lscotchmetis" \
 SCOTCHDIR=%{_prefix} \
 ISCOTCH=-I%{_includedir}/scotch \
 LSCOTCH=" -L%{_libdir} -lesmumps -lscotch -lscotcherr -lflexiblas"

cp -pr lib/* %{name}-%{version}/lib/
cp -pr PORD/lib/lib* %{name}-%{version}/lib/
cp -pr libseq/lib* %{name}-%{version}/lib/
cp -pr examples/* %{name}-%{version}/examples/
cp -a include %{name}-%{version}/
rm -f lib/* libseq/lib* PORD/lib/lib*
cp -pr src/*.mod %{name}-%{version}/modules/
make clean
#######################################################

patch -p1 < %{PATCH1}

#######################################################
## Build MPI version
rm -f Makefile.inc
cp -f %{SOURCE1} Makefile.inc

%if 0%{?with_openmpi}
%{_openmpi_load}
export MPI_COMPILER_NAME=openmpi
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/lib
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/examples
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/modules

make -j1 sharedlibseq allshared \
 CC=$MPI_BIN/mpicc \
 FC=$MPI_BIN/mpif77 \
 FL=$MPI_BIN/mpif77 \
 SONAMEVER=%{soname_version} \
 SCALAP="-L$MPI_LIB -lscalapack -lflexiblas" \
 MPIFORTRANLIB="%(pkgconf --libs ompi-f77)" \
 MPICLIB=%(pkgconf --libs ompi) \
 MUMPS_INCDIR=-I%{_includedir}/flexiblas \
 SCOTCHDIR=$MPI_LIB \
 ISCOTCH=-I$MPI_INCLUDE/scotch \
 LSCOTCH="-L$MPI_LIB -lesmumps -lscotch -lscotcherr -lptesmumps -lptscotch -lptscotcherr -lscotchmetis -lscalapack -lflexiblas" \
 LMETISDIR=%{_libdir} \
 METISLIB=-lmetis \
 IMETIS=-I%{_includedir}/metis

%{_openmpi_unload}
cp -pr lib/* %{name}-%{version}-$MPI_COMPILER_NAME/lib/
cp -pr PORD/lib/* %{name}-%{version}-$MPI_COMPILER_NAME/lib/
cp -pr examples/* %{name}-%{version}-$MPI_COMPILER_NAME/examples/
rm -f lib/* PORD/lib/lib*
cp -a include %{name}-%{version}-$MPI_COMPILER_NAME/
cp -pr src/*.mod %{name}-%{version}-$MPI_COMPILER_NAME/modules/
make clean
%endif

######################################################
#######################################################
## Build MPICH version
rm -f Makefile.inc
cp -f %{SOURCE1} Makefile.inc

%if 0%{?with_mpich}
%{_mpich_load}
export MPI_COMPILER_NAME=mpich
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/lib
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/examples
mkdir -p %{name}-%{version}-$MPI_COMPILER_NAME/modules

make -j1 sharedlibseq allshared \
 CC=$MPI_BIN/mpicc \
 FC=$MPI_BIN/mpif77 \
 FL=$MPI_BIN/mpif77 \
 SONAMEVER=%{soname_version} \
 SCALAP="-L$MPI_LIB -lscalapack -lflexiblas" \
 MPIFORTRANLIB="%(pkgconf --libs ompi-f77) -lscalapack -lflexiblas" \
 MPICLIB=%(pkgconf --libs ompi) \
 MUMPS_INCDIR=-I%{_includedir}/flexiblas \
 SCOTCHDIR=$MPI_LIB \
 ISCOTCH=-I$MPI_INCLUDE/scotch \
 LSCOTCH="-L$MPI_LIB -lesmumps -lscotch -lscotcherr -lptesmumps -lptscotch -lptscotcherr -lscotchmetis -lscalapack -lflexiblas" \
 LMETISDIR=%{_libdir} \
 METISLIB=-lmetis \
 IMETIS=-I%{_includedir}/metis

%{_mpich_unload}
cp -pr lib/* %{name}-%{version}-$MPI_COMPILER_NAME/lib/
cp -pr PORD/lib/lib* %{name}-%{version}-$MPI_COMPILER_NAME/lib/
cp -pr examples/* %{name}-%{version}-$MPI_COMPILER_NAME/examples/
cp -a include %{name}-%{version}-$MPI_COMPILER_NAME/
rm -f lib/* PORD/lib/lib*
cp -pr src/*.mod %{name}-%{version}-$MPI_COMPILER_NAME/modules/
make clean
%endif

######################################################

# Make sure documentation is using Unicode.
iconv -f iso8859-1 -t utf-8 README > README-t && mv README-t README

%check
# Running test programs
pushd %{name}-%{version}/examples
export LD_LIBRARY_PATH=../lib
./ssimpletest < input_simpletest_real && exit 1
./dsimpletest < input_simpletest_real && exit 1
./csimpletest < input_simpletest_cmplx && exit 1
./zsimpletest < input_simpletest_cmplx && exit 1
./c_example && exit 1
popd

%if 0%{?with_openmpi_check}
%{_openmpi_load}
pushd %{name}-%{version}-openmpi/examples
export LD_LIBRARY_PATH=../lib
mpirun -np 2 ./ssimpletest < input_simpletest_real
mpirun -np 2 ./dsimpletest < input_simpletest_real
mpirun -np 2 ./csimpletest < input_simpletest_cmplx
mpirun -np 2 ./zsimpletest < input_simpletest_cmplx
mpirun -np 3 ./c_example
popd
%{_openmpi_unload}
%endif

%if 0%{?with_mpich_check}
%{_mpich_load}
pushd %{name}-%{version}-mpich/examples
export LD_LIBRARY_PATH=../lib
mpirun -np 2 ./ssimpletest < input_simpletest_real
mpirun -np 2 ./dsimpletest < input_simpletest_real
mpirun -np 2 ./csimpletest < input_simpletest_cmplx
mpirun -np 2 ./zsimpletest < input_simpletest_cmplx
mpirun -np 3 ./c_example
popd
%{_mpich_unload}
%endif

%install

#########################################################
%if 0%{?with_openmpi}
%{_openmpi_load}
mkdir -p $RPM_BUILD_ROOT$MPI_LIB
mkdir -p $RPM_BUILD_ROOT%{_libdir}/openmpi/%{name}-%{version}-examples
mkdir -p $RPM_BUILD_ROOT$MPI_INCLUDE
mkdir -p $RPM_BUILD_ROOT$MPI_FORTRAN_MOD_DIR/%{name}-%{version}

# Install libraries.
install -cpm 755 %{name}-%{version}-openmpi/lib/lib*-*.so $RPM_BUILD_ROOT$MPI_LIB

# Install development files.
install -cpm 755 %{name}-%{version}-openmpi/lib/libmumps_common.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-openmpi/lib/lib*mumps.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-openmpi/lib/lib*mumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-openmpi/lib/libpord-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB

# Make symbolic links instead hard-link 
ln -sf libsmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libsmumps.so
ln -sf libcmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libcmumps.so
ln -sf libzmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libzmumps.so
ln -sf libdmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libdmumps.so
ln -sf libmumps_common-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libmumps_common.so
ln -sf libpord-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libpord.so

install -cpm 755 %{name}-%{version}-openmpi/examples/?simpletest $RPM_BUILD_ROOT%{_libdir}/openmpi/%{name}-%{version}-examples
install -cpm 755 %{name}-%{version}-openmpi/examples/input_* $RPM_BUILD_ROOT%{_libdir}/openmpi/%{name}-%{version}-examples
install -cpm 755 %{name}-%{version}-openmpi/examples/README-* $RPM_BUILD_ROOT%{_libdir}/openmpi/%{name}-%{version}-examples

install -cpm 644 %{name}-%{version}-openmpi/include/*.h $RPM_BUILD_ROOT$MPI_INCLUDE
install -cpm 644 PORD/include/* $RPM_BUILD_ROOT$MPI_INCLUDE
install -cpm 644 %{name}-%{version}-openmpi/modules/* $RPM_BUILD_ROOT$MPI_FORTRAN_MOD_DIR/%{name}-%{version}/
%{_openmpi_unload}
%endif
##########################################################

#########################################################
%if 0%{?with_mpich}
%{_mpich_load}
mkdir -p $RPM_BUILD_ROOT$MPI_LIB
mkdir -p $RPM_BUILD_ROOT%{_libdir}/mpich/%{name}-%{version}-examples
mkdir -p $RPM_BUILD_ROOT$MPI_INCLUDE
mkdir -p $RPM_BUILD_ROOT$MPI_FORTRAN_MOD_DIR/%{name}-%{version}

# Install libraries.
install -cpm 755 %{name}-%{version}-mpich/lib/lib*-*.so $RPM_BUILD_ROOT$MPI_LIB

# Install development files.
install -cpm 755 %{name}-%{version}-mpich/lib/libmumps_common.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-mpich/lib/lib*mumps.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-mpich/lib/lib*mumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB
install -cpm 755 %{name}-%{version}-mpich/lib/libpord-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB

# Make symbolic links instead hard-link 
ln -sf libsmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libsmumps.so
ln -sf libcmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libcmumps.so
ln -sf libzmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libzmumps.so
ln -sf libdmumps-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libdmumps.so
ln -sf libmumps_common-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libmumps_common.so
ln -sf libpord-%{soname_version}.so $RPM_BUILD_ROOT$MPI_LIB/libpord.so

install -cpm 755 %{name}-%{version}-mpich/examples/?simpletest $RPM_BUILD_ROOT%{_libdir}/mpich/%{name}-%{version}-examples
install -cpm 755 %{name}-%{version}-mpich/examples/input_* $RPM_BUILD_ROOT%{_libdir}/mpich/%{name}-%{version}-examples
install -cpm 755 %{name}-%{version}-mpich/examples/README-* $RPM_BUILD_ROOT%{_libdir}/mpich/%{name}-%{version}-examples

install -cpm 644 %{name}-%{version}-mpich/include/*.h $RPM_BUILD_ROOT$MPI_INCLUDE
install -cpm 644 PORD/include/* $RPM_BUILD_ROOT$MPI_INCLUDE
install -cpm 644 %{name}-%{version}-mpich/modules/* $RPM_BUILD_ROOT$MPI_FORTRAN_MOD_DIR/%{name}-%{version}/
%{_mpich_unload}
%endif
##########################################################

mkdir -p $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples
mkdir -p $RPM_BUILD_ROOT%{_libdir}
mkdir -p $RPM_BUILD_ROOT%{_includedir}/%{name}
mkdir -p $RPM_BUILD_ROOT%{_fmoddir}/%{name}-%{version}

# Install libraries.
install -cpm 755 %{name}-%{version}/lib/lib*.so $RPM_BUILD_ROOT%{_libdir}/

install -cpm 755 %{name}-%{version}/examples/?simpletest $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 755 %{name}-%{version}/examples/input_* $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 755 %{name}-%{version}/examples/c_example $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 755 %{name}-%{version}/examples/*_save_restore $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 755 %{name}-%{version}/examples/multiple_arithmetics_example $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 644 %{name}-%{version}/examples/README-* $RPM_BUILD_ROOT%{_libexecdir}/%{name}-%{version}/examples/
install -cpm 644 %{name}-%{version}/modules/* $RPM_BUILD_ROOT%{_fmoddir}/%{name}-%{version}/

install -cpm 644 %{name}-%{version}/include/*.h $RPM_BUILD_ROOT%{_includedir}/%{name}/
#install -cpm 644 libseq/*.h $RPM_BUILD_ROOT%%{_includedir}/%%{name}/
install -cpm 644 PORD/include/* $RPM_BUILD_ROOT%{_includedir}/%{name}/

# rpm macro for version checking
mkdir -p $RPM_BUILD_ROOT%{_rpmmacrodir}
cat > $RPM_BUILD_ROOT%{_rpmmacrodir}/macros.MUMPS <<EOF
# MUMPS version is
%%_MUMPS_version %{version}
EOF

#######################################################
%if 0%{?with_openmpi}
%files openmpi
%{_libmpidir}/libpord-%{soname_version}.so
%{_libmpidir}/lib?mumps-%{soname_version}.so
%{_libmpidir}/libmumps_common-%{soname_version}.so

%files openmpi-devel
%{_incmpidir}/*.h
%{_libmpidir}/lib?mumps.so
%{_libmpidir}/libmumps_common.so
%{_libmpidir}/libpord.so
%{_fmoddir}/openmpi/%{name}-%{version}/

%files openmpi-examples
%{_libdir}/openmpi/%{name}-%{version}-examples/
%endif
#######################################################

#######################################################
%if 0%{?with_mpich}
%files mpich
%{_libmpichdir}/libpord-%{soname_version}.so
%{_libmpichdir}/lib?mumps-%{soname_version}.so
%{_libmpichdir}/libmumps_common-%{soname_version}.so

%files mpich-devel
%{_incmpichdir}/*.h
%{_libmpichdir}/lib?mumps.so
%{_libmpichdir}/libmumps_common.so
%{_libmpichdir}/libpord.so
%{_fmoddir}/mpich/%{name}-%{version}/

%files mpich-examples
%{_libdir}/mpich/%{name}-%{version}-examples/
%endif
#######################################################

%files
%{_libdir}/libpord.so
%{_libdir}/libmpiseq.so
%{_libdir}/lib?mumps.so
%{_libdir}/libmumps_common.so

%files devel
%dir %{_includedir}/%{name}
%{_includedir}/%{name}/*.h
%{_fmoddir}/%{name}-%{version}/
%{_libdir}/lib?mumps.so
%{_libdir}/libmumps_common.so
%{_libdir}/libpord.so
%{_libdir}/libmpiseq.so

%files examples
%{_libexecdir}/%{name}-%{version}/

%files common
%doc doc/*.pdf ChangeLog README
%license LICENSE

%files srpm-macros
%{_rpmmacrodir}/macros.MUMPS

%changelog
%autochangelog