# 1. Definições de controle iniciais
%if 0%{?fedora}
%global buildforkernels akmod
%endif
%global debug_package %{nil}

%global akmod_name google-coral
%global kmodsrc_name google-coral-kmodsrc

# 2. Invocação do kmodtool (Exatamente como no VirtualBox/NVIDIA)
# Note que usamos a macro %{expand:...} para garantir a injeção do código
%{?kmodtool_prefix}
%{expand:%(kmodtool --target %{_target_cpu} --repo rpmfusion --kmodname %{name} %{?buildforkernels:--%{buildforkernels}} %{?kernels:--for-kernels "%{?kernels}"} 2>/dev/null) }

Name:           google-coral-kmod
Version:        1.0
Release:        61%{?dist}
Summary:        Kernel module for Google Coral Edge TPU
License:        GPLv2
URL:            https://github.com/google/gasket-driver

Source1:        99-google-coral.rules
Source2:        google-coral.conf
Source5:        google-coral-group.conf

# 3. AkmodsBuildRequires (Estrutura idêntica à do VirtualBox) 
%global AkmodsBuildRequires %{_bindir}/kmodtool, %{kmodsrc_name} = %{version}, xz, time, gcc, make, kernel-devel, elfutils-libelf-devel, systemd-devel, systemd-rpm-macros
BuildRequires:  %{AkmodsBuildRequires}

# 4. Invocação adicional para kernels específicos (caso existam)
%{!?kernels:BuildRequires: buildsys-build-rpmfusion-kerneldevpkgs-%{?buildforkernels:%{buildforkernels}}%{!?buildforkernels:current}-%{_target_cpu} }

%description
Package to manage Google Coral Edge TPU kernel modules.
Follows NVIDIA and VirtualBox packaging standards for RPM Fusion.

%package -n akmod-%{akmod_name}
Summary:        Akmod package for %{akmod_name} kernel module(s)
Requires:       akmods kmodtool
Requires:       %{kmodsrc_name} = %{version}
Provides:       akmod(%{akmod_name}) = %{version}-%{release}

%description -n akmod-%{akmod_name}
This package installs the infrastructure to build Google Coral modules.

%prep
# Verificação do kmodtool (Padrão NVIDIA) 
%{?kmodtool_check}

# Prepara o diretório de build (Padrão VirtualBox: setup -T -c) 
%setup -q -T -c -n %{name}-%{version}

%build
# Vazio

%install
# A macro akmod_install busca o tarball no kmodsrc 
%{?akmod_install}

# Instalação de arquivos extras
mkdir -p %{buildroot}%{_udevrulesdir}
install -p -m 0644 %{SOURCE1} %{buildroot}%{_udevrulesdir}/99-google-coral.rules
mkdir -p %{buildroot}%{_sysconfdir}/modules-load.d
install -p -m 0644 %{SOURCE2} %{buildroot}%{_sysconfdir}/modules-load.d/google-coral.conf
mkdir -p %{buildroot}%{_sysusersdir}
install -p -m 0644 %{SOURCE5} %{buildroot}%{_sysusersdir}/google-coral.conf

%pre -n akmod-%{akmod_name}
%sysusers_create_package %{akmod_name} %{SOURCE5}

%post -n akmod-%{akmod_name}
%{_sbindir}/akmods --force --akmod %{akmod_name} &>/dev/null || :

%files -n akmod-%{akmod_name}
%{_udevrulesdir}/99-google-coral.rules
%{_sysconfdir}/modules-load.d/google-coral.conf
%{_sysusersdir}/google-coral.conf