%_cross_vendor bottlerocket
%_cross_libc gnu
%_cross_os %{_cross_vendor}-
%_cross_triple %{_cross_arch}-%{_cross_vendor}-linux
%_cross_target %{_cross_triple}-%{_cross_libc}
%dist %{nil}

%_cross_cflags %{shrink: \
  -O2 -g -pipe -Wall \
  -Werror=format-security -Werror=strict-aliasing \
  -Wp,-U_FORTIFY_SOURCE -Wp,-D_FORTIFY_SOURCE=2 \
  -Wp,-D_GLIBCXX_ASSERTIONS \
  -fexceptions -fstack-clash-protection -fno-semantic-interposition \
  %{nil}}
%_cross_c_args %{shrink: \
  '-O2', '-g', '-pipe', '-Wall', \
  '-Werror=format-security', '-Werror=strict-aliasing', \
  '-Wp,-U_FORTIFY_SOURCE', '-Wp,-D_FORTIFY_SOURCE=2', \
  '-Wp,-D_GLIBCXX_ASSERTIONS', \
  '-fexceptions', '-fstack-clash-protection', '-fno-semantic-interposition' \
  %{nil}}
%_cross_cxxflags %_cross_cflags
%_cross_ldflags -Wl,-z,relro -Wl,-z,now -Wl,-Bsymbolic-functions
%_cross_c_link_args '-Wl,-z,relro', '-Wl,-z,now', '-Wl,-Bsymbolic-functions'

%_cross_lib lib
%_cross_rootdir /%{_cross_target}/sys-root
%_cross_prefix %{_cross_rootdir}%{_prefix}
%_cross_exec_prefix %{_cross_rootdir}%{_exec_prefix}
%_cross_bindir %{_cross_rootdir}%{_bindir}
%_cross_sbindir %{_cross_rootdir}%{_sbindir}
%_cross_libdir %{_cross_prefix}/%{_cross_lib}
%_cross_libexecdir %{_cross_rootdir}%{_libexecdir}
%_cross_includedir %{_cross_rootdir}%{_includedir}
%_cross_sysconfdir %{_sysconfdir}
%_cross_tmpfilesdir %{_cross_rootdir}%{_tmpfilesdir}
%_cross_datadir %{_cross_rootdir}%{_datadir}
%_cross_datarootdir %{_cross_rootdir}%{_datarootdir}
%_cross_docdir %{_cross_datarootdir}/doc
%_cross_factorydir %{_cross_datarootdir}/factory
%_cross_localedir %{_cross_datarootdir}/locale
%_cross_infodir %{_cross_rootdir}%{_infodir}
%_cross_mandir %{_cross_rootdir}%{_mandir}
%_cross_rundir %{_rundir}
%_cross_sharedstatedir %{_sharedstatedir}
%_cross_localstatedir %{_localstatedir}
%_cross_bashdir %{_cross_datadir}/bash-completion
%_cross_pkgconfigdir %{_cross_libdir}/pkgconfig
%_cross_unitdir %{_cross_rootdir}%{_unitdir}
%_cross_userunitdir %{_cross_rootdir}%{_userunitdir}
%_cross_journalcatalogdir %{_cross_rootdir}%{_journalcatalogdir}
%_cross_systemdgeneratordir %{_cross_rootdir}%{_systemdgeneratordir}
%_cross_systemdusergeneratordir %{_cross_rootdir}%{_systemdusergeneratordir}
%_cross_sysusersdir %{_cross_rootdir}%{_sysusersdir}
%_cross_sysctldir %{_cross_rootdir}%{_sysctldir}
%_cross_templatedir %{_cross_datadir}/templates
%_cross_usrsrc %{_cross_prefix}/src
%_cross_udevrulesdir %{_cross_rootdir}%{_udevrulesdir}
%_cross_licensedir %{_cross_datadir}/licenses
%_defaultlicensedir %{_cross_licensedir}
%_uncross_name %(name=%{name}; echo ${name#%{_cross_os}})
%_docdir_fmt %{_uncross_name}

%set_cross_build_flags \
  CFLAGS="${CFLAGS:-%{_cross_cflags}}" ; export CFLAGS ; \
  CXXFLAGS="${CXXFLAGS:-%{_cross_cxxflags}}" ; export CXXFLAGS ; \
  LDFLAGS="${LDFLAGS:-%{_cross_ldflags}}" ; export LDFLAGS ; \
  PKG_CONFIG_PATH="%{_cross_pkgconfigdir}" ; export PKG_CONFIG_PATH ; \
  PKG_CONFIG_ALLOW_CROSS=1 ; export PKG_CONFIG_ALLOW_CROSS ; \

%cross_configure \
  %set_cross_build_flags \
  ac_cv_func_malloc_0_nonnull=yes \\\
  ac_cv_func_realloc_0_nonnull=yes \\\
  %{_configure} \\\
    --host=%{_cross_target} \\\
    --target=%{_cross_target} \\\
    --build=%{_build} \\\
    --disable-dependency-tracking \\\
    --prefix=%{_cross_prefix} \\\
    --exec-prefix=%{_cross_exec_prefix} \\\
    --bindir=%{_cross_bindir} \\\
    --sbindir=%{_cross_sbindir} \\\
    --sysconfdir=%{_cross_sysconfdir} \\\
    --datadir=%{_cross_datadir} \\\
    --includedir=%{_cross_includedir} \\\
    --libdir=%{_cross_libdir} \\\
    --libexecdir=%{_cross_libexecdir} \\\
    --localstatedir=%{_cross_localstatedir} \\\
    --sharedstatedir=%{_cross_sharedstatedir} \\\
    --mandir=%{_cross_mandir} \\\
    --infodir=%{_cross_infodir}

%_cross_vpath_srcdir .
%_cross_vpath_builddir %_cross_target
%_cross_compilation_conf %{_cross_vpath_srcdir}/cross-compilation.conf

%write_cross_compilation_conf \
cat <<CROSS_COMPILATION_CONF_EOF >%_cross_compilation_conf 2>/dev/null || :\
[binaries]\
c = '%{_cross_target}-gcc'\
cpp = '%{_cross_target}-g++'\
ar = '%{_cross_target}-ar'\
strip = '%{_cross_target}-strip'\
pkgconfig = '/usr/bin/pkg-config'\
[built-in options]\
c_args = [%{_cross_c_args}]\
c_link_args = [%{_cross_c_link_args}]\
[properties]\
pkg_config_libdir = '%{_cross_pkgconfigdir}'\
needs_exe_wrapper = true\
[host_machine]\
system = 'linux'\
cpu_family ='%{_cross_cpu_family}'\
cpu = '%{_cross_arch}'\
endian = '%{_cross_endian}'\
CROSS_COMPILATION_CONF_EOF\
%{nil}

%cross_meson \
  %write_cross_compilation_conf \
  %set_cross_build_flags \
  %{shrink:%{__meson} \
    --buildtype=plain \
    --default-library=shared \
    --cross-file=%{_cross_compilation_conf} \
    --prefix=%{_cross_prefix} \
    --libdir=%{_cross_libdir} \
    --libexecdir=%{_cross_libexecdir} \
    --bindir=%{_cross_bindir} \
    --sbindir=%{_cross_sbindir} \
    --includedir=%{_cross_includedir} \
    --datadir=%{_cross_datadir} \
    --mandir=%{_cross_mandir} \
    --infodir=%{_cross_infodir} \
    --localedir=%{_cross_localedir} \
    --sysconfdir=%{_cross_sysconfdir} \
    --localstatedir=%{_cross_localstatedir} \
    --sharedstatedir=%{_cross_sharedstatedir} \
    --wrap-mode=%{__meson_wrap_mode} \
    --auto-features=%{__meson_auto_features} \
    %{_cross_vpath_srcdir} %{_cross_vpath_builddir} \
    %{nil}}

%cross_meson_build \
  %ninja_build -C %{_cross_vpath_builddir}

%cross_meson_install \
  %ninja_install -C %{_cross_vpath_builddir}

%cross_cmake \
  %set_cross_build_flags \
  %{shrink:%{__cmake} \
    -DCMAKE_C_SYSTEM_NAME:STRING="Linux" \
    -DCMAKE_C_COMPILER:STRING="%{_cross_target}-gcc" \
    -DCMAKE_C_FLAGS_RELEASE:STRING="-DNDEBUG" \
    -DCMAKE_CXX_FLAGS_RELEASE:STRING="-DNDEBUG" \
    -DCMAKE_BUILD_TYPE="Release" \
    -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
    -DCMAKE_INSTALL_PREFIX:PATH=%{_cross_prefix} \
    -DINCLUDE_INSTALL_DIR:PATH=%{_cross_includedir} \
    -DLIB_INSTALL_DIR:PATH=%{_cross_libdir} \
    -DSYSCONF_INSTALL_DIR:PATH=%{_cross_sysconfdir} \
    -DSHARE_INSTALL_PREFIX:PATH=%{_cross_datadir} \
    -DBUILD_SHARED_LIBS:BOOL=ON \
    -DCMAKE_SKIP_RPATH:BOOL=ON \
    %{nil}}

%_cross_go_os linux

%set_cross_go_flags \
  GOPATH="${PWD}/GOPATH" ; export GOPATH ; \
  GOOS="%{_cross_go_os}" ; export GOOS ; \
  GOARCH="%{_cross_go_arch}" ; export GOARCH ; \
  CC="%{_cross_target}-gcc" ; export CC ; \
  CC_FOR_TARGET="%{_cross_target}-gcc" ; export CC_FOR_TARGET ; \
  CC_FOR_%{_cross_go_os}_%{_cross_go_arch}="%{_cross_target}-gcc" ; export CC_FOR_%{_cross_go_os}_%{_cross_go_arch} ; \
  CXX="%{_cross_target}-g++" ; export CXX ; \
  CXX_FOR_TARGET="%{_cross_target}-g++" ; export CXX_FOR_TARGET ; \
  CXX_FOR_%{_cross_go_os}_%{_cross_go_arch}="%{_cross_target}-g++" ; export CXX_FOR_%{_cross_go_os}_%{_cross_go_arch} ; \
  CGO_ENABLED=1 ; export CGO_ENABLED ; \
  CGO_CFLAGS="%{_cross_cflags}" ; export CGO_CFLAGS ; \
  CGO_CXXFLAGS="%{_cross_cxxflags}" ; export CGO_CXXFLAGS ; \
  CGO_LDFLAGS="%{_cross_ldflags}" ; export CGO_LDFLAGS ; \
  PKG_CONFIG_PATH="%{_cross_pkgconfigdir}" ; export PKG_CONFIG_PATH ; \
  PKG_CONFIG_ALLOW_CROSS=1 ; export PKG_CONFIG_ALLOW_CROSS ; \
  GOFLAGS="-mod=vendor"; export GOFLAGS ; \
  GOLDFLAGS="-compressdwarf=false -linkmode=external" ; export GOLDFLAGS ; \
  GOPROXY="off"; export GOPROXY ; \
  GOSUMDB="off"; export GOSUMDB ; \
  GO111MODULE="auto"; export GO111MODULE ; \

%cross_go_setup() \
  mkdir -p GOPATH/src/%2 ; \
  ln -s %{_builddir}/%1 GOPATH/src/%3 ; \

%cross_go_configure() \
  %set_cross_go_flags \
  cd GOPATH/src/%1 ; \

%_cross_attribution_file %{_cross_licensedir}/%{_uncross_name}/attribution.txt
%cross_generate_attribution \
  if [ 0%{?_cross_first_party} -eq 0 ]; then \
    mkdir -p %{buildroot}%{_cross_licensedir}/%{_uncross_name} \
    echo "%{name} - %{url}" >> %{buildroot}%{_cross_attribution_file} \
    echo "SPDX-License-Identifier: %{license}" >> %{buildroot}%{_cross_attribution_file} \
  fi
%_cross_attribution_vendor_dir %{_cross_licensedir}/%{_uncross_name}/vendor
%cross_scan_attribution \
  bottlerocket-license-scan --spdx-data /usr/libexec/tools/spdx-data --out-dir %{buildroot}%{_cross_attribution_vendor_dir}

%__nm %{_bindir}/%{_cross_target}-nm
%__objcopy %{_bindir}/%{_cross_target}-objcopy
%__objdump %{_bindir}/%{_cross_target}-objdump
%__strip %{_bindir}/%{_cross_target}-strip

# Prevent RPM from erroring out the build when it detects our cross-compiled
# artifacts.
%_binaries_in_noarch_packages_terminate_build 0

# Prevent RPM from detecting provides or requires for any files.
%__requires_exclude ^.*$
%__provides_exclude ^.*$

# Do not generate build ID links in main packages.
%_build_id_links alldebug

# Do not run ldconfig after build.
%__brp_ldconfig %{nil}

# Disable mangling since we do not have interpreters, and this causes build
# failures when rewriting "shebangs" in crate files.
%__brp_mangle_shebangs /bin/true

# Do not compress debuginfo.
%_find_debuginfo_dwz_opts %{nil}

# Compress RPM payloads with zstd level 1 in single-threaded mode.
%_source_payload w1.zstdio
%_binary_payload w1.zstdio

%__arch_install_post \
  /usr/lib/rpm/check-buildroot \
  %cross_generate_attribution

%source_date_epoch_from_changelog 0

# Forcefully prevent libtool from embedding an explicit rpath during linking,
# for projects where the configure script does not implement --disable-rpath.
%force_disable_rpath \
  sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' libtool \
  sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool