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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 = "=V";
my $kimage = "=K";
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__
|
