%if 0%{?el8}
# Disable annobin plugin on el8 (unusable with gcc-toolset-12)
%undefine _annotated_build
%endif

Name:           mold
Version:        2.30.0
Release:        %autorelease
Summary:        A Modern Linker

License:        MIT AND (Apache-2.0 OR MIT)
URL:            https://github.com/rui314/mold
Source0:        %{url}/archive/v%{version}/%{name}-%{version}.tar.gz

# Allow building against the system-provided `xxhash.h`
Patch0:         0001-Use-system-compatible-include-path-for-xxhash.h.patch

# Possibly https://sourceware.org/bugzilla/show_bug.cgi?id=29655
Patch1:         0002-ELF-S390X-Skip-another-test-that-fails-with-GCC-14.patch

# Newer Fedora releases currently do not provide blake3-devel on i686
%if 0%{?fedora} >= 39
ExcludeArch:    %{ix86}
%endif

BuildRequires:  blake3-devel
BuildRequires:  cmake
%if 0%{?el8}
BuildRequires:  gcc-toolset-12
%else
BuildRequires:  gcc
BuildRequires:  gcc-c++ >= 10
%endif
BuildRequires:  libzstd-devel
BuildRequires:  mimalloc-devel
BuildRequires:  xxhash-static
BuildRequires:  zlib-devel

%if 0%{?fedora} >= 40
BuildRequires:  tbb-devel >= 2021.9
%else
# API-incompatible with older tbb 2020.3 shipped by Fedora < 40:
# https://bugzilla.redhat.com/show_bug.cgi?id=2036372
Provides:       bundled(tbb) = 2021.10
# Required by bundled oneTBB
BuildRequires:  hwloc-devel
%endif

# The following packages are only required for executing the tests
BuildRequires:  clang
BuildRequires:  gdb
BuildRequires:  glibc-static
%if ! 0%{?el8}
%ifarch x86_64
# Koji 64-bit buildroots do not contain packages from 32-bit builds, therefore
# the 'glibc-devel.i686' variant is provided as 'glibc32'.
BuildRequires: (glibc32 or glibc-devel(%__isa_name-32))
%endif
BuildRequires:  libdwarf-tools
%endif
BuildRequires:  libstdc++-static
BuildRequires:  llvm

Requires(post): %{_sbindir}/alternatives
Requires(preun): %{_sbindir}/alternatives

%description
mold is a faster drop-in replacement for existing Unix linkers.
It is several times faster than the LLVM lld linker.
mold is designed to increase developer productivity by reducing
build time, especially in rapid debug-edit-rebuild cycles.

%prep
%autosetup -p1
rm -r third-party/{blake3,mimalloc,xxhash,zlib,zstd}
%if 0%{?fedora} >= 40
rm -r third-party/tbb
%endif

%build
%if 0%{?el8}
. /opt/rh/gcc-toolset-12/enable
%endif
%if 0%{?fedora} >= 40
%define tbb_flags -DMOLD_USE_SYSTEM_TBB=ON
%endif
%cmake -DMOLD_USE_SYSTEM_MIMALLOC=ON %{?tbb_flags}
%cmake_build

%install
%cmake_install

%post
if [ "$1" = 1 ]; then
  %{_sbindir}/alternatives --install %{_bindir}/ld ld %{_bindir}/ld.mold 1
fi

%postun
if [ "$1" = 0 ]; then
  %{_sbindir}/alternatives --remove ld %{_bindir}/ld.mold
fi

%check
%if 0%{?el8}
. /opt/rh/gcc-toolset-12/enable
%endif
%ctest

%files
%license %{_docdir}/mold/LICENSE
%license %{_docdir}/mold/LICENSE.third-party
%ghost %{_bindir}/ld
%{_bindir}/mold
%{_bindir}/ld.mold
%{_libdir}/mold/mold-wrapper.so
%{_libexecdir}/mold/ld
%{_mandir}/man1/ld.mold.1*
%{_mandir}/man1/mold.1*

%changelog
%autochangelog