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Name	Size	Permission	Date
Build	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Changelog	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Compression	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Control	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Deps	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Dist	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Interface	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
OpenPGP	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Shlibs	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Source	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Vendor	[ DIR ]	drwxr-xr-x	2026-05-18 06:30
Arch.pm	14.77 KB	-rw-r--r--	2026-03-07 12:15
BuildEnv.pm	2.18 KB	-rw-r--r--	2026-03-07 12:15
BuildFlags.pm	14.48 KB	-rw-r--r--	2026-03-07 12:15
BuildInfo.pm	2.87 KB	-rw-r--r--	2026-03-07 12:15
BuildOptions.pm	6.16 KB	-rw-r--r--	2026-03-07 12:15
BuildProfiles.pm	3.42 KB	-rw-r--r--	2026-03-07 12:15
BuildTypes.pm	5.96 KB	-rw-r--r--	2026-03-07 12:15
Changelog.pm	20.23 KB	-rw-r--r--	2026-03-07 12:15
Checksums.pm	10.97 KB	-rw-r--r--	2026-03-07 12:15
Compression.pm	11.96 KB	-rw-r--r--	2026-03-07 12:15
Conf.pm	5.78 KB	-rw-r--r--	2026-03-07 12:15
Control.pm	7.14 KB	-rw-r--r--	2026-03-07 12:15
Deps.pm	14.61 KB	-rw-r--r--	2026-03-07 12:15
ErrorHandling.pm	5.17 KB	-rw-r--r--	2026-03-07 12:15
Exit.pm	2.43 KB	-rw-r--r--	2026-03-07 12:15
File.pm	1.81 KB	-rw-r--r--	2026-03-07 12:15
Getopt.pm	1.21 KB	-rw-r--r--	2026-03-07 12:15
Gettext.pm	5.91 KB	-rw-r--r--	2026-03-07 12:15
IPC.pm	11.6 KB	-rw-r--r--	2026-03-07 12:15
Index.pm	11.44 KB	-rw-r--r--	2026-03-07 12:15
Lock.pm	1.87 KB	-rw-r--r--	2026-03-07 12:15
OpenPGP.pm	3.74 KB	-rw-r--r--	2026-03-07 12:15
Package.pm	1.26 KB	-rw-r--r--	2026-03-07 12:15
Path.pm	8.71 KB	-rw-r--r--	2026-03-07 12:15
Shlibs.pm	5.16 KB	-rw-r--r--	2026-03-07 12:15
Substvars.pm	11.57 KB	-rw-r--r--	2026-03-07 12:15
Vars.pm	1.42 KB	-rw-r--r--	2026-03-07 12:15
Vendor.pm	8.75 KB	-rw-r--r--	2026-03-07 12:15
Version.pm	12.76 KB	-rw-r--r--	2026-03-07 12:15

Rename

# Copyright © 2002 Adam Heath <doogie@debian.org>
# Copyright © 2012-2013 Guillem Jover <guillem@debian.org>
#
# 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, see <https://www.gnu.org/licenses/>.

package Dpkg::Exit;

use strict;
use warnings;

our $VERSION = '2.00';
our @EXPORT_OK = qw(
    push_exit_handler
    pop_exit_handler
    run_exit_handlers
);

use Exporter qw(import);

my @handlers = ();

=encoding utf8

=head1 NAME

Dpkg::Exit - program exit handlers

=head1 DESCRIPTION

The Dpkg::Exit module provides support functions to run handlers on exit.

=head1 FUNCTIONS

=over 4

=item push_exit_handler($func)

=cut

sub push_exit_handler {
    my ($func) = shift;

_setup_exit_handlers() if @handlers == 0;
    push @handlers, $func;
}

=item pop_exit_handler()

Pop the last registered exit handler from the handlers stack.

=cut

sub pop_exit_handler {
    _reset_exit_handlers() if @handlers == 1;
    pop @handlers;
}

=item run_exit_handlers()

Run the registered exit handlers.

=cut

sub run_exit_handlers {
    while (my $handler = pop @handlers) {
        $handler->();
    }
    _reset_exit_handlers();
}

sub _exit_handler {
    run_exit_handlers();
    exit(127);
}

my @SIGNAMES = qw(INT HUP QUIT);
my %SIGOLD;

sub _setup_exit_handlers
{
    foreach my $signame (@SIGNAMES) {
        $SIGOLD{$signame} = $SIG{$signame};
        $SIG{$signame} = \&_exit_handler;
    }
}

sub _reset_exit_handlers
{
    foreach my $signame (@SIGNAMES) {
        $SIG{$signame} = $SIGOLD{$signame};
    }
}

END {
    local $?;
    run_exit_handlers();
}

=back

=head1 CHANGES

=head2 Version 2.00 (dpkg 1.20.0)

Hide variable: @handlers.

=head2 Version 1.01 (dpkg 1.17.2)

New functions: push_exit_handler(), pop_exit_handler(), run_exit_handlers()

Deprecated variable: @handlers

=head2 Version 1.00 (dpkg 1.15.6)

Mark the module as public.

=cut