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- #!/usr/bin/perl
- # -*- Mode: Cperl -*-
- # debian.postinst ---
- # Author : Manoj Srivastava ( srivasta@pilgrim.umass.edu )
- # Created On : Sat Apr 27 05:42:43 1996
- # Created On Node : melkor.pilgrim.umass.edu
- # Last Modified By : Manoj Srivastava
- # Last Modified On : Sat Aug 5 13:20:22 2006
- # Last Machine Used: glaurung.internal.golden-gryphon.com
- # Update Count : 45
- # Status : Unknown, Use with caution!
- # HISTORY :
- # Description :
- #
- #
- #
- # arch-tag: 1c716174-2f0a-476d-a626-a1322e62503a
- #
-
-
- $|=1;
-
- # Predefined values:
- my $version = "2.6.31-14-generic";
- my $kimage = "vmlinuz";
- my $package_name = "linux-image-$version";
-
-
- # Ignore all invocations uxcept when called on to configure.
- exit 0 unless ($ARGV[0] && $ARGV[0] =~ /configure/);
-
- #known variables
- my $image_dest = "/";
- my $realimageloc = "/boot/";
- my $silent_modules = '';
- my $modules_base = '/lib/modules';
- my $CONF_LOC = '/etc/kernel-img.conf';
- # remove multiple leading slashes; make sure there is at least one.
- $realimageloc =~ s|^/*|/|o;
- $realimageloc =~ s|/+|/|o;
-
- chdir '/usr/src' or die "Could not chdir to /usr/src:$!";
-
- if (-r "$CONF_LOC" && -f "$CONF_LOC" ) {
- if (open(CONF, "$CONF_LOC")) {
- while (<CONF>) {
- chomp;
- s/\#.*$//g;
- next if /^\s*$/;
-
- $header_postinst_hook = "$1" if /^\s*header_postinst_hook\s*=\s*(\S+)/ig;
- }
- close CONF;
- }
- }
-
- 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 "$header_postinst_hook") {
- &run_hook("postinst", $header_postinst_hook);
- }
-
- if (-d "/etc/kernel/header_postinst.d") {
- print STDERR "Examining /etc/kernel/header_postinst.d.\n";
- system ("run-parts --verbose --exit-on-error --arg=$version " .
- "--arg=$realimageloc$kimage-$version " .
- "/etc/kernel/header_postinst.d") &&
- die "Failed to process /etc/kernel/header_postinst.d";
- }
-
- if (-d "/etc/kernel/header_postinst.d/$version") {
- print STDERR "Examining /etc/kernel/header_postinst.d/$version.\n";
- system ("run-parts --verbose --exit-on-error --arg=$version " .
- "--arg=$realimageloc$kimage-$version " .
- "/etc/kernel/header_postinst.d/$version") &&
- die "Failed to process /etc/kernel/header_postinst.d/$version";
- }
-
- exit 0;
-
- __END__
-