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#!/usr/bin/perl
# Copyright (C) 2019 Felix Lechner
#
# 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 https://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301, USA.
# The harness for Lintian's test suite. For detailed information on
# the test suite layout and naming conventions, see t/tests/README.
# For more information about running tests, see
# doc/tutorial/Lintian/Tutorial/TestSuite.pod
#
use v5.20;
use warnings;
use utf8;
use Const::Fast;
use Cwd qw(realpath);
use File::Basename qw(dirname);
# neither Path::This nor lib::relative are in Debian
use constant THISFILE => realpath __FILE__;
use constant THISDIR => dirname realpath __FILE__;
# use Lintian modules that belong to this program
use lib THISDIR . '/../lib';
use Getopt::Long;
use IO::Interactive qw(is_interactive);
use IO::Prompt::Tiny qw(prompt);
use List::Util qw(all);
use Path::Tiny;
use Term::ANSIColor;
use Unicode::UTF8 qw(encode_utf8 decode_utf8);
use Test::Lintian::Output::Universal qw(parse_line order);
const my $EMPTY => q{};
const my $NEWLINE => qq{\n};
const my $PLUS => q{+};
# options
my $interactive;
Getopt::Long::Configure;
unless (
Getopt::Long::GetOptions(
'i|interactive' => \$interactive,
'help|h' => sub {usage(); exit;},
)
) {
usage();
die;
}
# check arguments and options
die encode_utf8("Please use -h for usage information.\n")
if scalar @ARGV != 2;
# get arguments
my ($diffpath, $hintspath) = @ARGV;
my @difflines = path($diffpath)->lines_utf8;
chomp @difflines;
my @hintslines = path($hintspath)->lines_utf8;
chomp @hintslines;
my $changed;
foreach my $line (@difflines) {
my ($sign, $stripped) = $line =~ qr/^([+-])(.*)$/;
die encode_utf8("$diffpath is not a hintdiff file")
unless length $sign && defined $stripped;
if ($interactive) {
my $command;
my $color;
if ($sign eq $PLUS) {
$command = 'Add';
$color = 'bold bright_white on_green';
} else {
$command = 'Remove';
$color = 'bold bright_white on_red';
}
my $colored = $stripped;
$colored = colored($stripped, $color)
if is_interactive;
my $decision_bytes
= prompt(encode_utf8("$colored - $command (y/n/q)?"));
my $decision = decode_utf8($decision_bytes);
exit
if $decision eq 'q' || $decision eq $EMPTY;
next
unless $decision eq 'y';
}
if ($sign eq $PLUS) {
# say encode_utf8("Adding: $stripped");
push(@hintslines, $stripped);
} else {
# say encode_utf8("Removing: $stripped");
# remove the first match only
my $found = 0;
@hintslines = grep {$_ ne $stripped || $found++} @hintslines;
}
$changed = 1;
}
exit unless $changed;
# also sort output into preferred order
my $joined = $EMPTY;
$joined .= $_ . $NEWLINE
for reverse sort { order($a) cmp order($b) } @hintslines;
path($hintspath)->spew_utf8($joined);
exit;
sub usage {
my $message =<<"END";
Usage: $0 -i <hintdiff-file> <hints-file>
--interactive, -i Apply <hintdiff-file> interactively
Applies <hintdiff-file> to <hintsfile> so that the new file represents the
changes. Please use hintdiff to create the file with the changes.
The hints are then sorted in the order preferred for universal hints.
END
print encode_utf8($message);
return;
}
# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et
|
