Knowledge points of RPMSPEC files

Knowledge about the RPMSPEC File: The execution sequence of the RPM package SPEC file and the passed value: the actual value passed during installation: % pre (1) of the new package) install the new file and run the new package's % post (1) Here is the value passed during the upgrade: run the new package's % pre... some knowledge about the rpm spec file: the actual value passed during installation: % pre (1) of the new package) install new file run new package % post (1) Here is the value passed during upgrade: run new package % pre (2) install new file run new package % post (2) run % preun (1) of the old package to delete % postun (1) of the old package that is not overwritten by the new file. here is the value passed during the deletion: % preun (0) of the old package run delete the macro definition in % postun (0) SPEC of the file running the old package: [plain] RPM primary Des a host of built-in ma Cros, including the following useful directories: % _ prefix/usr % _ exec_prefix % {_ prefix} % _ bindir % {_ exec_prefix}/bin % _ sbindir % {_ exec_prefix}/sbin % _ libexecdir % {_ exec_prefix }/libexec % _ datadir % {_ prefix}/share % _ sysconfdir % {_ prefix}/etc % _ sharedstatedir % {_ prefix}/com % _ localstatedir % {_ prefix }/var % _ libdir % {_ exec_prefix}/lib % _ includedir % {_ prefix}/include % _ oldincludedir/usr/include % _ info Dir % {_ prefix}/info % _ mandir % {_ prefix}/man The example directories shown above come from the standard RPM macro file,/usr/lib/rpm/macros, instead of the Red Hat-specific file,/usr/lib/rpm/redhat/macros, which holds: % _ prefix/usr % _ sysconfdir/etc % _ localstatedir/var % _ infodir/usr/share/info % _ mandir/usr/share/man % _ initrddir % {_ sysconfdir }/rc. d/init. d % _ defadocdocdir % {_ usr}/share/doc all variables You can find them in the/usr/lib/rpm/macros file.