#!/usr/bin/perl -w
# strings -- lintian collection script

# Copyright (C) 2009, 2010 Raphael Geissert <atomo64@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, you can find it on the World Wide
# Web at http://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301, USA.

use strict;
use warnings;

use lib "$ENV{'LINTIAN_ROOT'}/lib";
use Util;
use Lintian::Collect;
use Lintian::Command qw(spawn);
use Lintian::Command::Simple;

($#ARGV == 2) or fail('syntax: strings <pkg> <type> <dir>');

my ($pkg, $type, $dir) = @ARGV;
my $info = Lintian::Collect->new ($pkg, $type, $dir);

my $file_info = $info->file_info;

if ( -e "$dir/elf-index" ) {
    unlink "$dir/elf-index" or fail "unlink elf-index: $!";
}

if ( -d "$dir/strings" ) {
    delete_dir ("$dir/strings") or fail "rmdir strings: $!";
}

open ELF_INDEX, '>', "$dir/elf-index"
    or fail "Could not open 'elf-index' for writing: $!";


foreach my $bin (keys %$file_info) {
    my $finfo = $file_info->{$bin};
    next unless $finfo =~ m/\bELF\b/o;
    print ELF_INDEX "$bin\n";

    next if ($bin =~ m,^/usr/lib/debug/,);

    my $elfdir = $bin;
    $elfdir =~ s,/[^/]+?$,,;

    Lintian::Command::Simple::run ('mkdir', '-p', "$dir/strings/$elfdir") == 0
        or fail "Failed to create directory 'strings/$elfdir'";

    spawn ({out => "$dir/strings/$bin", fail => 'error'}, ['strings', "$dir/unpacked/$bin"]);
}

close(ELF_INDEX) or fail("cannot write elf-index file: $!");

# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et