This commit is contained in:
Michal Marek
Git OBS Bridge
parent
bdf3dab884
commit
6e3267cec0
329
mkspec
329
mkspec
@ -1,329 +0,0 @@
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#!/usr/bin/perl
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use strict;
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use warnings;
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use File::Copy;
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use Getopt::Long;
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my $dir = ".";
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my $rpmrelease;
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my $patches="";
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GetOptions(
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"patches=s" => \$patches,
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"release=s" => \$rpmrelease
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) or die "Usage: $0 [--release <release>] [--patches <dir>]\n";
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# flavor -> [supported archs]
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my %flavor_archs = parse_config_conf();
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# subset to include in kernel-syms
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my %syms_flavor_archs = parse_config_conf("syms");
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# template name -> template body
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my %templates = read_spec_templates();
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# config.sh variables
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my %vars = parse_config_sh();
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my ($srcversion, $variant, $vanilla_only) =
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($vars{'SRCVERSION'}, $vars{'VARIANT'}, $vars{'VANILLA_ONLY'});
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$vanilla_only ||= "0";
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# rpm changelog
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my $changelog = convert_changes();
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# package name -> [summary, description]
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my %binary_descriptions = parse_descriptions();
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$patches="--patches $patches" if $patches;
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my $patchversion = `$dir/compute-PATCHVERSION.sh $patches`;
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chomp $patchversion;
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my $rpmversion = $patchversion;
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# stuff the -rcX tag into the rpm version if possible;
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$rpmversion =~ s/\.0-rc/.rc/;
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$rpmversion =~ s/-rc\d+//;
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$rpmversion =~ s/-/./g;
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if (defined($rpmrelease)) {
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# convince abuild that we really want this release number
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xopen(my $fh, '>', "$dir/get_release_number.sh");
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print $fh "#!/bin/sh\n";
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print $fh "echo \"$rpmrelease.0\"\n";
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close($fh);
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chmod(0755, "$dir/get_release_number.sh");
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} else {
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$rpmrelease = "";
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}
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$rpmrelease =~ s/[^.]$/$&./;
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$rpmrelease =~ s/-/./g;
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my $sources = join("", $templates{source} =~ /\nSource\d+:[^\n]*/mg);
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# Find all SourceN: foo.tar.bz2 lines and generate the NoSource:
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# lines and the %setup line
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my @tarballs = ($sources =~ /\nSource(\d+):[^\n]*\.tar\.bz2/mg);
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my $nosource = join("\n", map { "NoSource: $_" } @tarballs);
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# Source0 (the linux tarball) is unpacked manually
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@tarballs = grep { $_ > 0 } @tarballs;
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my $unpack_patches = join(" ", map { "-a $_" } @tarballs);
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# List of scripts to automatically chmod +x before build
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my $scripts = join(",", grep { is_script($_) }
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($sources =~ /\nSource\d+:\s*([^\s]*)/mg));
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my %macros = (
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VARIANT => $variant,
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VANILLA_ONLY => $vanilla_only,
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SRCVERSION => $srcversion,
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PATCHVERSION => $patchversion,
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RPMVERSION => $rpmversion,
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RELEASE_PREFIX => $rpmrelease,
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SOURCES => $sources,
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NOSOURCE => $nosource,
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UNPACK_PATCHES => $unpack_patches,
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SCRIPTS => $scripts,
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);
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# binary spec files
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for my $flavor (sort keys(%flavor_archs)) {
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my ($summary, $description);
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if (!exists($binary_descriptions{"kernel-$flavor"})) {
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print STDERR "warning: no description for kernel-$flavor found\n";
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$summary = "The Linux Kernel";
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$description = "The Linux Kernel.";
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} else {
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$summary = $binary_descriptions{"kernel-$flavor"}->[0];
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$description = $binary_descriptions{"kernel-$flavor"}->[1];
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}
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do_spec('binary', "kernel-$flavor.spec", %macros,
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FLAVOR => $flavor,
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SUMMARY => $summary,
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DESCRIPTION => $description,
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ARCHS => join(" ", arch2rpm(@{$flavor_archs{$flavor}})),
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PROVIDES_OBSOLETES => provides_obsoletes($flavor, @{$flavor_archs{$flavor}}),
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);
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}
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# kernel-source.spec
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do_spec('source', "kernel-source$variant.spec", %macros);
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# kernel-docs.spec
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do_spec('docs', "kernel-docs$variant.spec", %macros);
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# kernel-syms.spec
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{
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my $requires = "";
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my %all_archs;
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for my $flavor (sort keys(%syms_flavor_archs)) {
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next if $flavor eq "vanilla";
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my @archs = arch2rpm(@{$syms_flavor_archs{$flavor}});
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$all_archs{$_} = 1 for @archs;
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$requires .= "%ifarch @archs\n";
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$requires .= "Requires: kernel-$flavor-devel = \%version-\%source_rel\n";
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$requires .= "%endif\n";
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}
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chomp $requires;
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if (keys(%all_archs)) {
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do_spec('syms', "kernel-syms$variant.spec", %macros,
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REQUIRES => $requires,
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ARCHS => join(" ", sort(keys(%all_archs))));
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}
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}
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exit 0;
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sub parse_config_conf {
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my @symbols = @_;
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my $symbols = join(' ', @symbols);
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my %res;
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for my $arch (split(/\s+/, `$dir/arch-symbols --list`)) {
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my @flavors = `$dir/guards $arch $symbols < $dir/config.conf`;
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next if @flavors == 0;
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chomp @flavors;
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@flavors = map { s/.*\///; $_ } @flavors;
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for my $flavor (@flavors) {
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$res{$flavor} ||= [];
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push(@{$res{$flavor}}, $arch);
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}
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}
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for my $flavor (keys(%res)) {
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$res{$flavor} = [sort @{$res{$flavor}}];
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}
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return %res;
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}
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sub read_spec_templates {
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my %res;
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for my $template (qw(binary source syms docs)) {
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xopen(my $fh, '<', "$dir/kernel-$template.spec.in");
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local $/ = undef;
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$res{$template} = <$fh>;
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close($fh);
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}
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return %res;
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}
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# return a hash of config.sh variables
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sub parse_config_sh {
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my %res;
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xopen(my $fh, '<', "$dir/config.sh");
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while (<$fh>) {
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chomp;
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if (/^\s*([A-Z_]+)=(.*)/) {
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$res{$1} = $2;
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}
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}
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close($fh);
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return %res;
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}
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# convert kernel-source.changes to rpm changelog
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sub convert_changes {
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my $res = "\%changelog\n";
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my @progs = qw(/usr/lib/build/changelog2spec
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/work/src/bin/tools/convert_changes_to_rpm_changelog);
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my $changesfile = "$dir/kernel-source$variant.changes";
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if (-e $changesfile) {
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for my $prog (@progs) {
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if (-x $prog) {
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$res .= `$prog $changesfile`;
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last;
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}
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}
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}
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chomp $res;
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return $res;
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}
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sub parse_descriptions {
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my %res;
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my $current;
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my $blank = "";
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# 0 - expect summary, 1 - eating blank lines, 2 - reading description
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my $state = 0;
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xopen(my $fh, '<', "$dir/package-descriptions");
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while (<$fh>) {
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next if /^\s*#/;
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if (/^==+\s+([^\s]+)\s+==+\s*$/) {
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my $package = $1;
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if ($current) {
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chomp $current->[1];
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}
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$current = ["", ""];
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$res{$package} = $current;
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$state = 0;
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next;
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}
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if (/^$/) {
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if ($state == 2) {
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$blank .= $_;
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}
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next;
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}
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# non-blank line and not === package ===
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if ($state == 0) {
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chomp;
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$current->[0] = $_;
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$state = 1;
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} elsif ($state == 1) {
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$current->[1] = $_;
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$blank = "";
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$state = 2;
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} else {
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$current->[1] .= $blank;
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$blank = "";
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$current->[1] .= $_;
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}
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}
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if ($current) {
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chomp $current->[1];
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}
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close($fh);
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return %res;
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}
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sub is_script {
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my $script = shift;
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return undef if $script =~ /\.(tar\.(gz|bz2)|in|conf)$/;
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return undef if $script =~ /^README/;
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return 1 if $script =~ /\.pl$/;
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open(my $fh, '<', $script) or return undef;
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sysread($fh, my $shebang, 2);
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close($fh);
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return 1 if $shebang eq "#!";
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return undef;
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}
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sub arch2rpm {
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if (wantarray) {
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return map { _arch2rpm($_) } @_;
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}
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return _arch2rpm($_[0]);
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}
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sub _arch2rpm {
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my $arch = shift;
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return "\%ix86" if $arch eq "i386";
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return $arch;
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}
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sub append_changelog {
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my $changelog = $_[1];
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if ($_[0] =~ s/\%changelog$/$changelog/) {
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return;
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}
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$_[0] .= $changelog;
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}
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sub provides_obsoletes {
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my $flavor = shift;
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my @archs = @_;
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my $res = "";
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for my $arch (@archs) {
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my @packs = `$dir/guards $arch $flavor <$dir/old-packages.conf`;
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chomp @packs;
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next if (!@packs);
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my $rpmarch = arch2rpm($arch);
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chomp $rpmarch;
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$res .= "\%ifarch $rpmarch\n";
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$res .= "Provides: @packs\n";
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$res .= "Obsoletes: @packs\n";
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$res .= "\%endif\n";
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}
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chomp $res;
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return $res;
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}
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sub do_spec {
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my $template = shift;
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my $specfile = shift;
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my %macros = @_;
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my $text = $templates{$template};
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for my $m (keys %macros) {
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$text =~ s/\@$m\@/$macros{$m}/g;
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}
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append_changelog($text, $changelog);
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print "$specfile\n";
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xopen(my $fh, '>', "$dir/$specfile");
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print $fh $text;
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close($fh);
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return if $specfile eq "kernel-source$variant.spec";
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my $changesfile = $specfile;
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$changesfile =~ s/\.spec$//;
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$changesfile .= ".changes";
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copy("$dir/kernel-source$variant.changes", $changesfile);
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}
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sub xopen {
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open($_[0], $_[1], $_[2]) or die "$_[2]: $!\n";
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}
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