Index: debian.chrome/control-scripts/preinst |
diff --git a/debian.chrome/control-scripts/preinst b/debian.chrome/control-scripts/preinst |
new file mode 100644 |
index 0000000000000000000000000000000000000000..11c335a4a6cba2f4fe109e6f88285a4aabdeb72b |
--- /dev/null |
+++ b/debian.chrome/control-scripts/preinst |
@@ -0,0 +1,299 @@ |
+#! /usr/bin/perl |
+# -*- Mode: Cperl -*- |
+# image.preinst --- |
+# Author : Manoj Srivastava ( srivasta@tiamat.datasync.com ) |
+# Created On : Sun Jun 14 03:38:02 1998 |
+# Created On Node : tiamat.datasync.com |
+# Last Modified By : Manoj Srivastava |
+# Last Modified On : Sun Sep 24 14:04:42 2006 |
+# Last Machine Used: glaurung.internal.golden-gryphon.com |
+# Update Count : 99 |
+# Status : Unknown, Use with caution! |
+# HISTORY : |
+# Description : |
+# |
+# |
+ |
+# |
+#use strict; #for debugging |
+ |
+use Debconf::Client::ConfModule qw(:all); |
+version('2.0'); |
+my $capb=capb("backup"); |
+ |
+$|=1; |
+ |
+# Predefined values: |
+my $version = "=V"; |
+my $link_in_boot = ""; # Should be empty, mostly |
+my $no_symlink = ""; # Should be empty, mostly |
+my $reverse_symlink = ""; # Should be empty, mostly |
+my $do_symlink = "Yes"; # target machine defined |
+my $do_boot_enable = "Yes"; # target machine defined |
+my $do_bootfloppy = "Yes"; # target machine defined |
+my $do_bootloader = "Yes"; # target machine defined |
+my $move_image = ''; # target machine defined |
+my $kimage = "=K"; # Should be empty, mostly |
+my $loader = "=L"; # lilo, silo, quik, palo, vmelilo, nettrom |
+ # or elilo |
+my $image_dir = "/boot"; # where the image is located |
+my $initrd = "YES"; # initrd kernel |
+my $use_hard_links = ''; # hardlinks do not wirk across fs boundaries |
+my $postinst_hook = ''; #Normally we do not |
+my $postrm_hook = ''; #Normally we do not |
+my $preinst_hook = ''; #Normally we do not |
+my $prerm_hook = ''; #Normally we do not |
+my $minimal_swap = ''; # Do not swap symlinks |
+my $ignore_depmod_err = ''; # normally we do not |
+my $relink_src_link = 'YES'; # There is no harm in checking the link |
+my $relink_build_link = 'YES'; # There is no harm in checking the link |
+my $force_build_link = ''; # There is no harm in checking the link |
+my $kernel_arch = "=B"; |
+my $ramdisk = "/usr/sbin/update-initramfs"; # List of tools to create initial ram fs. |
+my $package_name = "linux-image-$version"; |
+ |
+my $Loader = "NoLOADER"; # |
+$Loader = "LILO" if $loader =~ /^lilo/io; |
+$Loader = "SILO" if $loader =~ /^silo/io; |
+$Loader = "QUIK" if $loader =~ /^quik/io; |
+$Loader = "yaboot" if $loader =~ /^yaboot/io; |
+$Loader = "PALO" if $loader =~ /^palo/io; |
+$Loader = "NETTROM" if $loader =~ /^nettrom/io; |
+$Loader = "VMELILO" if $loader =~ /^vmelilo/io; |
+$Loader = "ZIPL" if $loader =~ /^zipl/io; |
+$Loader = "ELILO" if $loader =~ /^elilo/io; |
+ |
+ |
+#known variables |
+my @boilerplate = (); |
+my @silotemplate = (); |
+my @quiktemplate = (); |
+my @palotemplate = (); |
+my @vmelilotemplate = (); |
+my $bootdevice = ''; |
+my $rootdevice = ''; |
+my $rootdisk = ''; |
+my $rootpartition = ''; |
+my $image_dest = "/"; |
+my $realimageloc = "/$image_dir/"; |
+my $have_conffile = ""; |
+my $CONF_LOC = '/etc/kernel-img.conf'; |
+my $relative_links = ''; |
+my $silent_loader = ''; |
+my $warn_reboot = ''; # Warn that we are installing a version of |
+ # the kernel we are running |
+ |
+my $modules_base = '/lib/modules'; |
+ |
+die "Pre inst Internal error. Aborting." unless $version; |
+ |
+exit 0 if $ARGV[0] =~ /abort-upgrade/; |
+exit 1 unless $ARGV[0] =~ /(install|upgrade)/; |
+ |
+# remove multiple leading slashes; make sure there is at least one. |
+$realimageloc =~ s|^/*|/|o; |
+$realimageloc =~ s|/+|/|o; |
+ |
+if (-r "$CONF_LOC" && -f "$CONF_LOC" ) { |
+ if (open(CONF, "$CONF_LOC")) { |
+ while (<CONF>) { |
+ chomp; |
+ s/\#.*$//g; |
+ next if /^\s*$/; |
+ |
+ $do_symlink = "" if /^\s*do_symlinks\s*=\s*(no|false|0)\s*$/ig; |
+ $no_symlink = "" if /^\s*no_symlinks\s*=\s*(no|false|0)\s*$/ig; |
+ $reverse_symlink = "" if /^\s*reverse_symlinks\s*=\s*(no|false|0)\s*$/ig; |
+ $link_in_boot = "" if /^\s*image_in_boot\s*=\s*(no|false|0)\s*$/ig; |
+ $link_in_boot = "" if /^\s*link_in_boot\s*=\s*(no|false|0)\s*$/ig; |
+ $move_image = "" if /^\s*move_image\s*=\s*(no|false|0)\s*$/ig; |
+ $do_boot_enable = '' if /^\s*do_boot_enable\s*=\s*(no|false|0)\s*$/ig; |
+ $do_bootfloppy = '' if /^\s*do_bootfloppy\s*=\s*(no|false|0)\s*$/ig; |
+ $do_bootloader = '' if /^\s*do_bootloader\s*=\s*(no|false|0)\s*$/ig; |
+ $relative_links = '' if /^\s*relative_links \s*=\s*(no|false|0)\s*$/ig; |
+ $use_hard_links = '' if /^\s*use_hard_links\s*=\s*(no|false|0)\s*$/ig; |
+ $silent_loader = '' if /^\s*silent_loader\s*=\s*(no|false|0)\s*$/ig; |
+ $warn_reboot = '' if /^\s*warn_reboot\s*=\s*(no|false|0)\s*$/ig; |
+ $minimal_swap = '' if /^\s*minimal_swap\s*=\s*(no|false|0)\s*$/ig; |
+ $ignore_depmod_err = '' if /^\s*ignore_depmod_err\s*=\s*(no|false|0)\s*$/ig; |
+ $relink_src_link = '' if /^\s*relink_src_link\s*=\s*(no|false|0)\s*$/ig; |
+ $relink_build_link = '' if /^\s*relink_build_link\s*=\s*(no|false|0)\s*$/ig; |
+ $force_build_link = '' if /^\s*force_build_link\s*=\s*(no|false|0)\s*$/ig; |
+ |
+ $do_symlink = "Yes" if /^\s*do_symlinks\s*=\s*(yes|true|1)\s*$/ig; |
+ $no_symlink = "Yes" if /^\s*no_symlinks\s*=\s*(yes|true|1)\s*$/ig; |
+ $reverse_symlink = "Yes" if /^\s*reverse_symlinks\s*=\s*(yes|true|1)\s*$/ig; |
+ $link_in_boot = "Yes" if /^\s*image_in_boot\s*=\s*(yes|true|1)\s*$/ig; |
+ $link_in_boot = "Yes" if /^\s*link_in_boot\s*=\s*(yes|true|1)\s*$/ig; |
+ $move_image = "Yes" if /^\s*move_image\s*=\s*(yes|true|1)\s*$/ig; |
+ $do_boot_enable = "Yes" if /^\s*do_boot_enable\s*=\s*(yes|true|1)\s*$/ig; |
+ $do_bootfloppy = "Yes" if /^\s*do_bootfloppy\s*=\s*(yes|true|1)\s*$/ig; |
+ $do_bootloader = "Yes" if /^\s*do_bootloader\s*=\s*(yes|true|1)\s*$/ig; |
+ $relative_links = "Yes" if /^\s*relative_links\s*=\s*(yes|true|1)\s*$/ig; |
+ $use_hard_links = "Yes" if /^\s*use_hard_links\s*=\s*(yes|true|1)\s*$/ig; |
+ $silent_loader = 'Yes' if /^\s*silent_loader\s*=\s*(yes|true|1)\s*$/ig; |
+ $warn_reboot = 'Yes' if /^\s*warn_reboot\s*=\s*(yes|true|1)\s*$/ig; |
+ $minimal_swap = 'Yes' if /^\s*minimal_swap\s*=\s*(yes|true|1)\s*$/ig; |
+ $ignore_depmod_err = 'Yes' if /^\s*ignore_depmod_err\s*=\s*(yes|true|1)\s*$/ig; |
+ $relink_src_link = 'Yes' if /^\s*relink_src_link\s*=\s*(yes|true|1)\s*$/ig; |
+ $relink_build_link = 'Yes' if /^\s*relink_build_link\s*=\s*(yes|true|1)\s*$/ig; |
+ $force_build_link = 'Yes' if /^\s*force_build_link\s*=\s*(yes|true|1)\s*$/ig; |
+ |
+ $image_dest = "$1" if /^\s*image_dest\s*=\s*(\S+)/ig; |
+ $postinst_hook = "$1" if /^\s*postinst_hook\s*=\s*(\S+)/ig; |
+ $postrm_hook = "$1" if /^\s*postrm_hook\s*=\s*(\S+)/ig; |
+ $preinst_hook = "$1" if /^\s*preinst_hook\s*=\s*(\S+)/ig; |
+ $prerm_hook = "$1" if /^\s*prerm_hook\s*=\s*(\S+)/ig; |
+ $ramdisk = "$1" if /^\s*ramdisk\s*=\s*(.+)$/ig; |
+ } |
+ close CONF; |
+ $have_conffile = "Yes"; |
+ $have_conffile = "Yes"; # stop perl complaining |
+ } |
+} |
+ |
+$ENV{KERNEL_ARCH}=$kernel_arch if $kernel_arch; |
+ |
+# About to upgrade this package from version $2 TO THIS VERSION. |
+# "prerm upgrade" has already been called for the old version of |
+# this package. |
+ |
+sub find_initrd_tool { |
+ my $hostversion = shift; |
+ my $version = shift; |
+ my @ramdisks = |
+ grep { |
+ my $args = |
+ "$_ " . |
+ "--supported-host-version=$hostversion " . |
+ "--supported-target-version=$version " . |
+ "1>/dev/null 2>&1" |
+ ; |
+ system($args) == 0; |
+ } |
+ split (/[:,\s]+/, $ramdisk); |
+} |
+ |
+sub check { |
+ my $version = shift; |
+ my $lib_modules="$modules_base/$version"; |
+ my $message = ''; |
+ |
+ if (-d "$lib_modules") { |
+ opendir(DIR, $lib_modules) || die "can’t opendir $lib_modules: $!"; |
+ my @children = readdir(DIR); |
+ if ($#children > 1) { |
+ my @dirs = grep { -d "$lib_modules/$_" } @children; |
+ if ($#dirs > 1) { # we have subdirs |
+ my $dir_message=''; |
+ for my $dir (@dirs) { |
+ if ($dir =~/kernel$/) { |
+ $dir_message="An older install was detected.\n"; |
+ } |
+ else { |
+ $dir_message="Module sub-directories were detected.\n" |
+ unless $dir_message; |
+ } |
+ } |
+ $message += $dir_message if $dir_message; |
+ } |
+ |
+ my @links = grep { -l "$lib_modules/$_" } @children; |
+ if ($#links > -1) { |
+ my $links_message = ''; |
+ for my $link (@links) { |
+ next if ($link =~ /^build$/); |
+ next if ($link =~ /^source$/); |
+ $links_message = "Symbolic links were detected in $modules_base/$version.\n"; |
+ } |
+ $message += $links_message if $links_message; |
+ } |
+ my @files = grep { -f "$lib_modules/$_" } @children; |
+ $message += "Additional files also exist in $modules_base/$version.\n" |
+ if ($#files > -1); |
+ } |
+ } |
+ else { $message .= "$lib_modules does not exist. ";} |
+ return $message; |
+} |
+ |
+if (-d "$modules_base/$version") { |
+ my $errors=check($version); |
+ warn "Info:\n$errors\n" if $errors; |
+} |
+ |
+# set the env var stem |
+$ENV{'STEM'} = "linux"; |
+ |
+sub exec_script { |
+ my $type = shift; |
+ my $script = shift; |
+ print STDERR "Running $type hook script $script.\n"; |
+ system ("$script $version $realimageloc$kimage-$version") && |
+ print STDERR "User $type hook script [$script] "; |
+ if ($?) { |
+ if ($? == -1) { |
+ print STDERR "failed to execute: $!\n"; |
+ } |
+ elsif ($? & 127) { |
+ printf STDERR "died with signal %d, %s coredump\n", |
+ ($? & 127), ($? & 128) ? 'with' : 'without'; |
+ } |
+ else { |
+ printf STDERR "exited with value %d\n", $? >> 8; |
+ } |
+ exit $? >> 8; |
+ } |
+} |
+sub run_hook { |
+ my $type = shift; |
+ my $script = shift; |
+ if ($script =~ m,^/,) { |
+ # Full path provided for the hook script |
+ if (-x "$script") { |
+ &exec_script($type,$script); |
+ } |
+ else { |
+ die "The provided $type hook script [$script] could not be run.\n"; |
+ } |
+ } |
+ else { |
+ # Look for it in a safe path |
+ for my $path ('/bin', '/sbin', '/usr/bin', '/usr/sbin') { |
+ if (-x "$path/$script") { |
+ &exec_script($type, "$path/$script"); |
+ return 0; |
+ } |
+ } |
+ # No luck |
+ print STDERR "Could not find $type hook script [$script].\n"; |
+ die "Looked in: '/bin', '/sbin', '/usr/bin', '/usr/sbin'\n"; |
+ } |
+} |
+ |
+ |
+## Run user hook script here, if any |
+if (-x "$preinst_hook") { |
+ &run_hook("preinst", $preinst_hook); |
+} |
+if (-d "/etc/kernel/preinst.d") { |
+ print STDERR "Examining /etc/kernel/preinst.d/\n"; |
+ system ("run-parts --verbose --exit-on-error --arg=$version" . |
+ " --arg=$realimageloc$kimage-$version" . |
+ " /etc/kernel/preinst.d") && |
+ die "Failed to process /etc/kernel/preinst.d"; |
+} |
+if (-d "/etc/kernel/preinst.d/$version") { |
+ print STDERR "Examining /etc/kernel/preinst.d/$version.\n"; |
+ system ("run-parts --verbose --exit-on-error --arg=$version" . |
+ " --arg=$realimageloc$kimage-$version" . |
+ " /etc/kernel/preinst.d/$version") && |
+ die "Failed to process /etc/kernel/preinst.d/$version"; |
+} |
+print STDERR "Done.\n"; |
+ |
+exit 0; |
+ |
+__END__ |
+ |
+ |