# Copyright Vespa.ai. 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\\)|(cmake|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 27
%define ver_release 3

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/OpenMathLib/OpenBLAS/
Source0:        https://github.com/OpenMathLib/OpenBLAS/archive/v%{version}/openblas-%{version}.tar.gz
Patch0:         patches.driver-others-dynamic-arm64.diff

%if 0%{?el8}
%define _devtoolset_enable /opt/rh/gcc-toolset/enable
BuildRequires: vespa-toolset-13-meta
BuildRequires: perl-devel
%endif
%if 0%{?el9}
%define _devtoolset_enable /opt/rh/gcc-toolset/enable
BuildRequires: vespa-toolset-13-meta
BuildRequires: perl-devel
%endif
%if 0%{?fedora}
BuildRequires: gcc
BuildRequires: gcc-c++
BuildRequires: perl-devel
%endif
BuildRequires: make
BuildRequires: vespa-cmake

%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}
%patch0 -p0

%build
PATH=%{_prefix}/bin:$PATH
%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

%global common_cmake_args -DUSE_OPENMP=0 -DINTERFACE64=0 -DNOFORTRAN=1 -DBUILD_SHARED_LIBS=ON -DBUILD_STATIC_LIBS=OFF -DDYNAMIC_ARCH=1 -DTARGET=%{_openblas_target} -DCMAKE_C_FLAGS_RELWITHDEBINFO='-g -O3 -DNDEBUG -Wno-error=incompatible-pointer-types' -DNUM_THREADS=64 -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_INSTALL_PREFIX=%{_prefix}
cmake -S . -B multithreaded -DUSE_THREAD=1 -DLIBNAMESUFFIX="p" %common_cmake_args
cmake -S . -B singlethreaded -DUSE_THREAD=0 -DLIBNAMESUFFIX="" %common_cmake_args
cmake --build multithreaded -j `nproc`
cmake --build singlethreaded -j `nproc`

%install
PATH=%{_prefix}/bin:$PATH
%if 0%{?_devtoolset_enable:1}
source %{_devtoolset_enable} || true
%endif
DESTDIR="%{buildroot}" cmake --install multithreaded
mv %{buildroot}%{_libdir}/pkgconfig/openblas.pc %{buildroot}%{_libdir}/pkgconfig/openblasp.pc
DESTDIR="%{buildroot}" cmake --install singlethreaded

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
%{_libdir}
%exclude %{_libdir}/cmake
%exclude %{_libdir}/libopenblas.so
%exclude %{_libdir}/libopenblas.a
%exclude %{_libdir}/libopenblasp.so
%exclude %{_libdir}/libopenblasp.a
%exclude %{_libdir}/pkgconfig

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

%changelog