1# ex:ts=8 sw=4:
2# $OpenBSD: AddCreateDelete.pm,v 1.39 2016/06/24 11:42:30 espie Exp $
3#
4# Copyright (c) 2007-2014 Marc Espie <espie@openbsd.org>
5#
6# Permission to use, copy, modify, and distribute this software for any
7# purpose with or without fee is hereby granted, provided that the above
8# copyright notice and this permission notice appear in all copies.
9#
10# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17#
18
19use strict;
20use warnings;
21
22# common framework, let's place most everything in there
23
24package OpenBSD::AddCreateDelete::State;
25our @ISA = qw(OpenBSD::State);
26
27use OpenBSD::State;
28use OpenBSD::ProgressMeter;
29
30sub init
31{
32	my $self = shift;
33
34	$self->{progressmeter} = OpenBSD::ProgressMeter->new;
35	$self->{bad} = 0;
36	$self->SUPER::init(@_);
37	$self->{export_level}++;
38}
39
40sub progress
41{
42	my $self = shift;
43	return $self->{progressmeter};
44}
45
46sub not
47{
48	my $self = shift;
49	return $self->{not};
50}
51
52sub sync_display
53{
54	my $self = shift;
55	$self->progress->clear;
56}
57
58sub add_interactive_options
59{
60	my $self = shift;
61	$self->{has_interactive_options} = 1;
62	return $self;
63}
64
65sub handle_options
66{
67	my ($state, $opt_string, @usage) = @_;
68
69	my $i;
70
71	if ($state->{has_interactive_options}) {
72		$opt_string .= 'iI';
73		$state->{opt}{i} = sub {
74			$i++;
75		};
76	};
77
78	$state->SUPER::handle_options($opt_string.'L:mnx', @usage);
79
80	$state->progress->setup($state->opt('x'), $state->opt('m'), $state);
81	$state->{not} = $state->opt('n');
82	if ($state->{has_interactive_options}) {
83		if ($state->opt('I')) {
84			$i = 0;
85		} elsif (!defined $i) {
86			$i = -t STDIN;
87		}
88	}
89	if ($i) {
90		require OpenBSD::Interactive;
91		$state->{interactive} = OpenBSD::Interactive->new($state, $i);
92	}
93	$state->{interactive} //= OpenBSD::InteractiveStub->new($state);
94}
95
96
97sub is_interactive
98{
99	return shift->{interactive}->is_interactive;
100}
101
102sub find_window_size
103{
104	my ($state, $cont) = @_;
105	$state->SUPER::find_window_size;
106	$state->{progressmeter}->compute_playfield($cont);
107}
108
109sub confirm
110{
111	my $self = shift;
112	return $self->{interactive}->confirm(@_);
113}
114
115sub ask_list
116{
117	my $self = shift;
118	return $self->{interactive}->ask_list(@_);
119}
120
121sub vsystem
122{
123	my $self = shift;
124	if ($self->verbose < 2) {
125		$self->system(@_);
126	} else {
127		$self->verbose_system(@_);
128	}
129}
130
131sub system
132{
133	my $self = shift;
134	$self->SUPER::system(@_);
135}
136
137sub run_makewhatis
138{
139	my ($state, $opts, $l) = @_;
140	my $braindead = sub { chdir('/'); };
141	while (@$l > 1000) {
142		my @b = splice(@$l, 0, 1000);
143		$state->vsystem($braindead,
144		    OpenBSD::Paths->makewhatis, @$opts, '--', @b);
145	}
146	$state->vsystem($braindead,
147	    OpenBSD::Paths->makewhatis, @$opts, '--', @$l);
148}
149
150sub ntogo
151{
152	my ($self, $offset) = @_;
153
154	return $self->{wantntogo} ?
155	    $self->progress->ntogo($self, $offset) :
156	    $self->f("ok");
157}
158
159sub ntogo_string
160{
161	my ($self, $offset) = @_;
162
163	return $self->{wantntogo} ?
164	    $self->f(" (#1)", $self->ntodo($offset // 0)) :
165	    $self->f("");
166}
167
168package OpenBSD::AddCreateDelete;
169use OpenBSD::Error;
170
171sub handle_options
172{
173	my ($self, $opt_string, $state, @usage) = @_;
174	$state->handle_options($opt_string, $self, @usage);
175}
176
177package OpenBSD::InteractiveStub;
178sub new
179{
180	my $class = shift;
181	bless {}, $class;
182}
183
184sub ask_list
185{
186	my ($self, $prompt, @values) = @_;
187	return $values[0];
188}
189
190sub confirm
191{
192	my ($self, $prompt, $yesno) = @_;
193	return $yesno;
194}
195
196sub is_interactive
197{
198	return 0;
199}
2001;
201