From 3ad619d2e8a5e3e77f57dc7b04828f0d6889edb9 Mon Sep 17 00:00:00 2001 From: CentOS Sources Date: Wed, 4 Jan 2023 08:09:59 +0000 Subject: [PATCH] import gcc-toolset-12-12.0-6.el8 --- SOURCES/gts-annobin-plugin-select.sh | 226 +++++++++++++++++++++++++++ SPECS/gcc-toolset-12.spec | 28 +++- 2 files changed, 253 insertions(+), 1 deletion(-) create mode 100644 SOURCES/gts-annobin-plugin-select.sh diff --git a/SOURCES/gts-annobin-plugin-select.sh b/SOURCES/gts-annobin-plugin-select.sh new file mode 100644 index 0000000..8beac82 --- /dev/null +++ b/SOURCES/gts-annobin-plugin-select.sh @@ -0,0 +1,226 @@ +#!/usr/bin/sh +# This is a script to switch the symlinks in a GTS gcc's plugin +# directory so that they select either the GTS-annobin provided +# plugin or the GTS-gcc provided plugin. + +# Author: Nick Clifton +# Copyright (c) 2021-2022 Red Hat. +# +# This is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published +# by the Free Software Foundation; either version 2, or (at your +# option) any later version. + +# It is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# Usage: +# gts-annobin-plugin-select scl_root +# + +# Set this variable to non-zero to enable the generation of debugging +# messages. +debug=0 + +if test "x$1" = "x" ; +then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Must provide a root directory" + fi + exit 1 +else + scl_root=$1 +fi + +# This script is similar to the redhat-annobin-plugin-select.sh script which +# is part of the redhat-rpm-config package. That scripts decides between two +# versions of the annobin plugin for the system compiler and stores it choice +# in a symlink in the /usr/lib/rpm/redhat directory. The choice eventually +# resolves into the system gcc attempting to load either a plugin called +# annobin.so or a plugin called gcc-annobin.so. + +# In a GTS environment the choice made by redhat-annobin-plugin-select.sh +# might not be appropriate (or even possible). The choice cannot be changed +# because the system compilation environment must remain instact. So instead +# the GTS versions of gcc and annobin install plugins called gts-annobin.so +# and gts-gcc-annobin.so (into the GTS gcc's plugin directory) and this script +# creates a pair of symlinks called annobin.so and gcc-annobin.so. In this +# way the decision made by redhat-annobin-plugin-select.sh is overridden +# without affecting any system files. + +# We cannot be sure that this script will run inside a GTS enabled shell, +# so we have to use absolute paths. +gts_gcc=$scl_root/usr/bin/gcc + +if [ ! -x $gts_gcc ] +then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Could not find gcc. Expected: $gts_gcc" + fi + exit 0 +fi + +# This is where the annobin package stores the information on the version +# of gcc that built the annobin plugin. +aver=`$gts_gcc --print-file-name=plugin`/annobin-plugin-version-info + +# This is where the gcc package stores its version information. +gver=`$gts_gcc --print-file-name=rpmver` + +aplugin=`$gts_gcc --print-file-name=plugin`/gts-annobin.so.0.0.0 +gplugin=`$gts_gcc --print-file-name=plugin`/gts-gcc-annobin.so.0.0.0 + +install_annobin_version=0 +install_gcc_version=0 + +if [ -f $aplugin ] +then + if [ -f $gplugin ] + then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Both plugins exist, checking version information" + fi + + if [ -f $gver ] + then + if [ -f $aver ] + then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Both plugin version files exist - comparing..." + fi + + # Get the first line from the version info files. This is just in + # case there are extra lines in the files. + avers=`head --lines=1 $aver` + gvers=`head --lines=1 $gver` + + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Annobin plugin built by gcc $avers" + echo " gts-annobin-plugin-select: GCC plugin built by gcc $gvers" + fi + + # If both plugins were built by the same version of gcc then select + # the one from the annobin package (in case it is built from newer + # sources). If the plugin builder versions differ, select the gcc + # built version instead. This assumes that the gcc built version + # always matches the installed gcc, which should be true. + if [ $avers = $gvers ] + then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Both plugins built by the same compiler - using annobin-built plugin" + fi + install_annobin_version=1 + else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Versions differ - using gcc-built plugin" + fi + install_gcc_version=1 + fi + else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Annobin version file does not exist, using gcc-built plugin" + fi + install_gcc_version=1 + fi + else + if [ -f $aver ] + then + # FIXME: This is suspicious. If the installed GCC does not supports plugins + # then enabling the annobin plugin will not work. + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: GCC plugin version file does not exist, using annobin-built plugin" + fi + install_annobin_version=1 + else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Neither version file exists - playing safe and using gcc-built plugin" + echo " gts-annobin-plugin-select: Note: expected to find $aver and/or $gver" + fi + install_gcc_version=1 + fi + fi + else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Only the annobin plugin exists - using that" + fi + install_annobin_version=1 + fi +else + if [ -f $gplugin ] + then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Only the gcc plugin exists - using that" + fi + install_gcc_version=1 + else + aplugin=`$gts_gcc --print-file-name=plugin`/annobin.so.0.0.0 + + if [ -f $aplugin ] + then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Original annobin plugin exists - renaming" + echo " gts-annobin-plugin-select: Using renamed original annobin plugin" + fi + pushd `$gts_gcc --print-file-name=plugin` > /dev/null + mv annobin.so.0.0.0 gts-annobin.so.0.0.0 + popd > /dev/null + install_annobin_version=1 + else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Neither plugin exists - playing safe and not changing anything" + echo " gts-annobin-plugin-select: Note: expected to find $aplugin and/or $gplugin" + fi + fi + fi +fi + +if [ $install_annobin_version -eq 1 ] +then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Setting symlinks for the annobin version of the plugin" + fi + pushd `$gts_gcc --print-file-name=plugin` > /dev/null + rm -f gcc-annobin.so.0.0.0 annobin.so.0.0.0 gcc-annobin.so annobin.so + ln -s gts-annobin.so.0.0.0 annobin.so + ln -s gts-annobin.so.0.0.0 gcc-annobin.so + ln -s gts-annobin.so.0.0.0 annobin.so.0.0.0 + ln -s gts-annobin.so.0.0.0 gcc-annobin.so.0.0.0 + popd > /dev/null + +else if [ $install_gcc_version -eq 1 ] +then + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: Setting symlinks for the gcc version of the plugin" + fi + pushd `$gts_gcc --print-file-name=plugin` > /dev/null + rm -f gcc-annobin.so.0.0.0 annobin.so.0.0.0 gcc-annobin.so annobin.so + ln -s gts-gcc-annobin.so.0.0.0 annobin.so + ln -s gts-gcc-annobin.so.0.0.0 gcc-annobin.so + ln -s gts-gcc-annobin.so.0.0.0 annobin.so.0.0.0 + ln -s gts-gcc-annobin.so.0.0.0 gcc-annobin.so.0.0.0 + popd > /dev/null +else + if [ $debug -eq 1 ] + then + echo " gts-annobin-plugin-select: NOT CHANGING SYMLINKS" + fi +fi +fi diff --git a/SPECS/gcc-toolset-12.spec b/SPECS/gcc-toolset-12.spec index adf0d40..d187a65 100644 --- a/SPECS/gcc-toolset-12.spec +++ b/SPECS/gcc-toolset-12.spec @@ -5,12 +5,13 @@ Summary: Package that installs %scl Name: %scl_name Version: 12.0 -Release: 5%{?dist} +Release: 6%{?dist} License: GPLv2+ Group: Applications/File BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n) Source0: README Source1: sudo.sh +Source2: gts-annobin-plugin-select.sh Requires: %{scl_prefix}runtime Requires: %{scl_prefix}gcc %{scl_prefix}gcc-c++ %{scl_prefix}gcc-gfortran @@ -28,6 +29,8 @@ BuildRequires: help2man BuildRequires: python3-devel %endif +%global rrcdir %{_scl_root}/usr/lib/rpm/redhat + %description This is the main package for %scl Software Collection. @@ -142,11 +145,31 @@ install -d -m 755 %{buildroot}%{_libdir}/perl5/vendor_perl/auto install -d -m 755 %{buildroot}%{_mandir}/man7 install -p -m 644 %{?scl_name}.7 %{buildroot}%{_mandir}/man7/ +# Install the plugin selector trigger script. +mkdir -p %{buildroot}%{rrcdir} +install -p -m 755 %{SOURCE2} %{buildroot}%{rrcdir}/ + +# This trigger is used to decide which version of the annobin plugin for gcc +# should be used. See comments in the script for full details. + +%triggerin runtime -- %{scl_prefix}annobin-plugin-gcc %{scl_prefix}gcc-plugin-annobin +%{rrcdir}/gts-annobin-plugin-select.sh %{_scl_root} +%end + +# We also trigger when annobin is uninstalled. This allows us to switch +# over to the gcc generated version of the plugin. It does not matter if +# gcc is uninstalled, since if that happens the plugin cannot be used. + +%triggerpostun runtime -- %{scl_prefix}annobin-plugin-gcc +%{rrcdir}/gts-annobin-plugin-select.sh %{_scl_root} +%end + %files %doc README %{_mandir}/man7/%{?scl_name}.* %files runtime +%attr(0755,-,-) %{rrcdir}/gts-annobin-plugin-select.sh %scl_files %{_root_sysconfdir}/rpm/macros.%{scl}-enable %attr(0644,root,root) %verify(not md5 size mtime) %ghost %config(missingok,noreplace) %{_sysconfdir}/selinux-equiv.created @@ -173,6 +196,9 @@ if [ $1 = 0 ]; then fi %changelog +* Mon Dec 05 2022 Nick Clifton - 12.0-6 +- Use triggers to select which version of the annobin plugin should be used. (#211175) + * Wed Jun 29 2022 Marek Polacek - 12.0-5 - require -annobin-plugin-gcc (#2102356)