# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.

# Disable build id note requirement for now
%undefine _missing_build_ids_terminate_build

# Force special prefix for Vespa
%define _prefix /opt/vespa-deps

# Only strip debug info
%global _find_debuginfo_opts -g

# Don't provide shared library or pkgconfig
%global __provides_exclude ^(lib.*\\.so\\.[0-9]*\\(\\)\\(64bit\\)|pkgconfig\\(.*)$

%global __requires_exclude ^libopenblas\\.so\\.[0-9.]*\\([A-Z._0-9]*\\)\\(64bit\\)$

# Version
%define ver_major 0
%define ver_minor 3
%define ver_patch 18
%define ver_release 1

Summary:        openblas compiled for vespa
Name:           vespa-openblas
Version:        %{ver_major}.%{ver_minor}.%{ver_patch}
Release:        %{ver_release}%{?dist}
License:        BSD
URL:            https://github.com/xianyi/OpenBLAS/
Source0:        https://github.com/xianyi/OpenBLAS/archive/v%{version}/openblas-%{version}.tar.gz

%if 0%{?el7}
%if 0%{?amzn2}
BuildRequires: gcc10%{?_isa}
BuildRequires: gcc10-c++%{?_isa}
BuildRequires: gcc-gfortran
BuildRequires: perl-devel
%define _gcc_compiler gcc10-gcc
%else
%define _devtoolset_enable /opt/rh/devtoolset-10/enable
BuildRequires: devtoolset-10-gcc
BuildRequires: devtoolset-10-gcc-c++
BuildRequires: devtoolset-10-gcc-gfortran
BuildRequires: perl-devel
%endif
%endif
%if 0%{?el8}
%define _devtoolset_enable /opt/rh/gcc-toolset-10/enable
BuildRequires: gcc-toolset-10-gcc
BuildRequires: gcc-toolset-10-gcc-c++
BuildRequires: gcc-toolset-10-gcc-gfortran
BuildRequires: perl-devel
%endif
%if 0%{?fedora}
BuildRequires: gcc
BuildRequires: gcc-c++
BuildRequires: gcc-gfortran
BuildRequires: perl-devel
%endif
BuildRequires: make

%global _vespa_3rdparty_deps_packaging_notice \
See https://github.com/vespa-engine/vespa-3rdparty-deps for details \
about packaging.

%description
openblas compiled for vespa
%{_vespa_3rdparty_deps_packaging_notice}
%package devel
Summary:        openblas compiled for vespa -- devel
Requires:       %{name}%{?_isa} = %{version}-%{release}

%description devel
openblas compiled for vespa -- devel
%{_vespa_3rdparty_deps_packaging_notice}
%prep
%setup -n OpenBLAS-%{version}

%build
%if 0%{?_devtoolset_enable:1}
source %{_devtoolset_enable} || true
%endif
%ifarch x86_64
%define _openblas_target CORE2
%endif
%ifarch aarch64
%define _openblas_target ARMV8
%endif
%if 0%{?amzn2}
# Add link to let gcc10-gcc link with older gfortran library
ln -s /usr/lib64/libgfortran.so.4 libgfortran.so
sed -i -e 's,EXTRALIB += -lgfortran,EXTRALIB += -L$(TOPDIR) -lgfortran,' Makefile.system
%endif
%make_build NO_STATIC=1 TARGET=%{?_openblas_target} DYNAMIC_ARCH=1 DYNAMIC_OLDER=1 USE_THREAD=0 USE_OPENMP=0 FC=gfortran CC=%{?_gcc_compiler}%{!?_gcc_compiler:gcc} COMMON_OPT="-O3 -g -fPIC" FCOMMON_OPT="-O3 -g -fPIC -frecursive" LIBPREFIX="libopenblas" INTERFACE64=0

%install
%if 0%{?_devtoolset_enable:1}
source %{_devtoolset_enable} || true
%endif
%make_install NO_STATIC=1 USE_THREAD=0 PREFIX=%{_prefix} OPENBLAS_LIBRARY_DIR=%{_libdir} OPENBLAS_INCLUDE_DIR=%{_prefix}/include/openblas OPENBLAS_BINARY_DIR=%{_prefix}/bin OPENBLAS_CMAKE_DIR=%{_libdir}/cmake

ln -s openblas/cblas.h %{buildroot}%{_prefix}/include/cblas.h
ln -s openblas/openblas_config.h %{buildroot}%{_prefix}/include/openblas_config.h

%files
%license LICENSE
%{_bindir}
%{_libdir}
%exclude %{_libdir}/libopenblas.so
%exclude %{_libdir}/libopenblas.a

%files devel
%license LICENSE
%{_includedir}
%{_libdir}/libopenblas.so

%changelog