基础环境配置

添加yum源

[extras]
name=extras
baseurl=https://mirrors.cmecloud.cn/bclinux/oe22.10/extras/x86_64/
gpgcheck=0
enabled=1
[epel]
name=epel
baseurl=https://mirrors.cmecloud.cn/epel/8/Everything/x86_64/
gpgcheck=0
enabled=1

安装依赖包

yum install rpm-build rpmrebuild

生成编译目录

rpmdev-setuptree

编译systemd

下载源码包

https://dl-cdn.openeuler.openatom.cn/openEuler-22.03-LTS/update/source/Packages/systemd-249-75.oe2203.src.rpm

安装源码包，安装之后会把相关文件解压到rpmbuild目录

rpm -i systemd-249-75.oe2203.src.rpm

编辑/root/rpmbuild/SPECS/systemd.spec

#添加到第一行
%define _without_systemd false  # 启用 systemd 支持
%define _with_rpm_macros 1      # 强制包含 rpm-macros

#添加到%package位置处
%package rpm-macros
Summary: Systemd RPM macros
%description rpm-macros
This package contains systemd-specific RPM macros.

%files rpm-macros
%{_rpmmacrodir}/macros.systemd

安装软件依赖

yum builddep ~/rpmbuild/SPECS/systemd.spec

编译systemd

rpmbuild -ba ~/rpmbuild/SPECS/systemd.spec

安装编译的systemd rpm

#--allowerasing选项允许 Yum 自动卸载冲突的旧版本包
sudo yum install \
  systemd-249-75.oe2203.bclinux.x86_64.rpm \
  systemd-libs-249-75.oe2203.bclinux.x86_64.rpm \
  systemd-rpm-macros-249-75.oe2203.bclinux.x86_64.rpm \
  systemd-udev-249-75.oe2203.bclinux.x86_64.rpm \
  systemd-devel-249-75.oe2203.bclinux.x86_64.rpm \
  systemd-pam-249-75.oe2203.bclinux.x86_64.rpm \
  --allowerasing