127 lines
3.4 KiB
Perl
127 lines
3.4 KiB
Perl
#!/usr/bin/perl
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# -*- Mode: Cperl -*-
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# debian.postinst ---
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# Author : Manoj Srivastava ( srivasta@pilgrim.umass.edu )
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# Created On : Sat Apr 27 05:42:43 1996
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# Created On Node : melkor.pilgrim.umass.edu
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# Last Modified By : Manoj Srivastava
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# Last Modified On : Sat Aug 5 13:20:22 2006
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# Last Machine Used: glaurung.internal.golden-gryphon.com
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# Update Count : 45
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# Status : Unknown, Use with caution!
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# HISTORY :
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# Description :
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#
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#
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#
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# arch-tag: 1c716174-2f0a-476d-a626-a1322e62503a
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#
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$|=1;
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# Predefined values:
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my $version = "=V";
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my $kimage = "=K";
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my $package_name = "linux-image-$version";
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# Ignore all invocations uxcept when called on to configure.
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exit 0 unless ($ARGV[0] && $ARGV[0] =~ /configure/);
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#known variables
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my $image_dest = "/";
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my $realimageloc = "/boot/";
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my $silent_modules = '';
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my $modules_base = '/lib/modules';
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my $CONF_LOC = '/etc/kernel-img.conf';
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# remove multiple leading slashes; make sure there is at least one.
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$realimageloc =~ s|^/*|/|o;
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$realimageloc =~ s|/+|/|o;
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chdir '/usr/src' or die "Could not chdir to /usr/src:$!";
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if (-r "$CONF_LOC" && -f "$CONF_LOC" ) {
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if (open(CONF, "$CONF_LOC")) {
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while (<CONF>) {
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chomp;
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s/\#.*$//g;
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next if /^\s*$/;
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$header_postinst_hook = "$1" if /^\s*header_postinst_hook\s*=\s*(\S+)/ig;
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}
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close CONF;
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}
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}
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sub exec_script {
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my $type = shift;
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my $script = shift;
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print STDERR "Running $type hook script $script.\n";
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system ("$script $version $realimageloc$kimage-$version") &&
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print STDERR "User $type hook script [$script] ";
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if ($?) {
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if ($? == -1) {
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print STDERR "failed to execute: $!\n";
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}
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elsif ($? & 127) {
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printf STDERR "died with signal %d, %s coredump\n",
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($? & 127), ($? & 128) ? 'with' : 'without';
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}
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else {
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printf STDERR "exited with value %d\n", $? >> 8;
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}
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exit $? >> 8;
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}
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}
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sub run_hook {
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my $type = shift;
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my $script = shift;
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if ($script =~ m,^/,) {
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# Full path provided for the hook script
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if (-x "$script") {
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&exec_script($type,$script);
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}
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else {
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die "The provided $type hook script [$script] could not be run.\n";
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}
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}
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else {
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# Look for it in a safe path
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for my $path ('/bin', '/sbin', '/usr/bin', '/usr/sbin') {
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if (-x "$path/$script") {
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&exec_script($type, "$path/$script");
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return 0;
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}
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}
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# No luck
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print STDERR "Could not find $type hook script [$script].\n";
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die "Looked in: '/bin', '/sbin', '/usr/bin', '/usr/sbin'\n";
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}
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}
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## Run user hook script here, if any
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if (-x "$header_postinst_hook") {
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&run_hook("postinst", $header_postinst_hook);
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}
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if (-d "/etc/kernel/header_postinst.d") {
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print STDERR "Examining /etc/kernel/header_postinst.d.\n";
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system ("run-parts --verbose --exit-on-error --arg=$version " .
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"--arg=$realimageloc$kimage-$version " .
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"/etc/kernel/header_postinst.d") &&
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die "Failed to process /etc/kernel/header_postinst.d";
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}
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if (-d "/etc/kernel/header_postinst.d/$version") {
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print STDERR "Examining /etc/kernel/header_postinst.d/$version.\n";
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system ("run-parts --verbose --exit-on-error --arg=$version " .
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"--arg=$realimageloc$kimage-$version " .
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"/etc/kernel/header_postinst.d/$version") &&
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die "Failed to process /etc/kernel/header_postinst.d/$version";
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}
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exit 0;
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__END__
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