%global llvm_major 15

%ifarch ppc64le
%define longarch powerpc64le
# something weird on ghc arch detection
%define arch ppc64
%endif
%ifarch s390x
%define longarch s390x
%define sysname ibm
%define arch s390x
%endif
%ifarch aarch64
%define longarch aarch64
%define arch aarch64
%endif
%ifarch x86_64
%define longarch x86_64
%define sysname unknown
%define arch x86_64
%endif
%ifarch riscv64
%define longarch riscv64
%define arch riscv64
%endif
%ifarch ppc64le aarch64 riscv64
%define sysname unknown
%endif

Name:			ghc-bootstrap
Summary:		Binary bootstrap compiler for the Glasgow Haskell Compiler (GHC)
Version:		9.4.4
Release:		1%{?dist}
License:		BSD-3-Clause
URL:			https://build.opensuse.org/package/view_file/devel:languages:haskell:bootstrap
Source1:		README.openSUSE
Source2:		LICENSE
Source3:		ghc-9.4.4-powerpc64le-unknown-linux.tar.xz
Source4:		ghc-9.4.4-x86_64-unknown-linux.tar.xz
Source5:		ghc-9.4.4-s390x-ibm-linux.tar.xz
Source6:		ghc-9.4.4-aarch64-unknown-linux.tar.xz
Source7:		ghc-9.4.4-riscv64-unknown-linux.tar.xz
BuildRequires:	chrpath
BuildRequires:	fdupes
BuildRequires:	gcc
BuildRequires:	gcc-c++
BuildRequires:	gmp-devel
BuildRequires:	libffi8%{_isa} >= 3.4.4
BuildRequires:	libncurses5%{_isa}
BuildRequires:	pkgconfig
BuildRequires:	pkgconfig(libffi)
Requires:		gmp-devel
Requires:		libffi8%{_isa} >= 3.4.4
Requires:		libncurses5%{_isa}
# This package is not meant to be used outside of our build system
# as it's not used in OBS for openSUSE either
Requires:		this-is-only-for-build-envs
#
Requires:		pkgconfig(libffi)
Provides:		ghc-bootstrap-devel = 9.4.4-1
ExclusiveArch:	ppc64le x86_64 s390x aarch64 riscv64
AutoReq:		off
%ifnarch s390x
BuildRequires:	libnuma-devel
%endif
%ifarch s390x riscv64
Requires:		clang	>=13
Requires:		llvm	>=13
%endif
%ifnarch s390x
Requires:		libffi-devel
Requires:		libnuma-devel
%endif

%description
Binary bootstrap compiler for the Glasgow Haskell Compiler (GHC),
used to compile the compiler from source.
See README.openSUSE on how the tarballs were produced.
Do not install this package!
Install 'ghc' instead.

%prep
cp %{SOURCE1} .
cp %{SOURCE2} .
cp %{SOURCE3} .
cp %{SOURCE4} .
cp %{SOURCE5} .
cp %{SOURCE6} .
cp %{SOURCE7} .

%build
tar Jxf ghc-%{version}-%{longarch}-%{sysname}-linux.tar.xz
cd ghc-%{version}-%{longarch}-%{sysname}-linux

%install
cd ghc-%{version}-%{longarch}-%{sysname}-linux

%configure --prefix=/opt
mkdir -p %{buildroot}%{_sysconfdir}/ld.so.conf.d
echo "/opt/lib/ghc-%{version}-%{longarch}-%{sysname}-linux/lib/%{arch}-linux-ghc-%{version}" > %{buildroot}%{_sysconfdir}/ld.so.conf.d/ghc.conf
%make_install
%fdupes -s %{buildroot}
for i in $(find %{buildroot} -type f -executable -exec sh -c "file {} | grep -q 'dynamically linked'" \; -print); do
    chrpath -d $i
done

rm %{buildroot}/opt/lib/ghc-%{version}-%{longarch}-%{sysname}-linux/lib/package.conf.d/.stamp
(cd %{buildroot}/opt/lib/ghc-%{version}-%{longarch}-%{sysname}-linux/lib/package.conf.d/
for i in *.conf; do
    mv $i.copy $i
done
)

%post
/usr/sbin/ldconfig
/opt/bin/ghc-pkg recache

%postun -p /usr/sbin/ldconfig

%files
%doc README.openSUSE
%license LICENSE
/opt/*
%config %{_sysconfdir}/ld.so.conf.d/ghc.conf