simple-akmod.spec

# (un)define the next line to either build for the newest or all current kernels
#define buildforkernels newest
#define buildforkernels current
%define buildforkernels akmod


%define kmod_name simple_akmod
# name should have a -kmod suffix
Name:		%{kmod_name}

Version:        0.1
Release:        1%{?dist}.1
Summary:        PoC to use simple-kmod as akmod to use in DTK

Group:          System Environment/Kernel

License:        GPL+3
URL:            https://github.com/kmods-via-containers/simple-kmod
Source0:        Makefile
Source1:        simple-kmod.c
Source2:        simple-procfs-kmod.c
Source3:        simple-procfs-kmod-userspace-tool.c
Source4:        README.md
BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)

BuildRequires:  %{_bindir}/kmodtool


# Verify that the package build for all architectures.
# In most time you should remove the Exclusive/ExcludeArch directives
# and fix the code (if needed).
# ExclusiveArch:  i686 x86_64 ppc64 ppc64le armv7hl aarch64
# ExcludeArch: i686 x86_64 ppc64 ppc64le armv7hl aarch64

# get the proper build-sysbuild package from the repo, which
# tracks in all the kernel-devel packages
BuildRequires:  %{_bindir}/kmodtool

%{!?kernels:BuildRequires: buildsys-build-rpmfusion-kerneldevpkgs-%{?buildforkernels:%{buildforkernels}}%{!?buildforkernels:current}-%{_target_cpu} }

# kmodtool does its magic here
%{expand:%(kmodtool --target %{_target_cpu} --repo rpmfusion --kmodname %{name} %{?buildforkernels:--%{buildforkernels}} %{?kernels:--for-kernels "%{?kernels}"} 2>/dev/null) }


%description


%prep
# error out if there was something wrong with kmodtool
%{?kmodtool_check}

# print kmodtool output for debugging purposes:
kmodtool  --target %{_target_cpu}  --repo %{repo} --kmodname %{name} %{?buildforkernels:--%{buildforkernels}} %{?kernels:--for-kernels "%{?kernels}"} 2>/dev/null

%setup -q -c -T -a 0

# apply patches and do other stuff here
# pushd foo-%{version}
# #patch0 -p1 -b .suffix
# popd

for kernel_version in %{?kernel_versions} ; do
    cp -a foo-%{version} _kmod_build_${kernel_version%%___*}
done


%build
for kernel_version in %{?kernel_versions}; do
    make %{?_smp_mflags} -C "${kernel_version##*___}" SUBDIRS=${PWD}/_kmod_build_${kernel_version%%___*} modules
done


%install
rm -rf ${RPM_BUILD_ROOT}

for kernel_version in %{?kernel_versions}; do
    make install DESTDIR=${RPM_BUILD_ROOT} KMODPATH=%{kmodinstdir_prefix}/${kernel_version%%___*}/%{kmodinstdir_postfix}
    # install -D -m 755 _kmod_build_${kernel_version%%___*}/foo/foo.ko  ${RPM_BUILD_ROOT}%{kmodinstdir_prefix}/${kernel_version%%___*}/%{kmodinstdir_postfix}/foo.ko
done
%{?akmod_install}


%clean
rm -rf $RPM_BUILD_ROOT


%changelog
* Fri Feb 25 2022 Enrique Belarte Luque <ebelarte@redhat.com> - 0.1
- First PoC version