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#!/usr/bin/perl
use strict;
use warnings;
use English;
use POSIX;
use POSIX qw(:errno_h);
use Dpkg;
use Dpkg::Gettext;
use Dpkg::ErrorHandling;
use Dpkg::Changelog qw(parse_changelog);
textdomain("dpkg-dev");
my %options;
sub version {
printf _g("Debian %s version %s.\n"), $progname, $version;
printf _g("
Copyright (C) 1996 Ian Jackson.
Copyright (C) 2001 Wichert Akkerman");
printf _g("
This is free software; see the GNU General Public Licence version 2 or
later for copying conditions. There is NO warranty.
");
}
sub usage {
printf _g(
"Usage: %s [<option> ...]
Options:
-l<changelogfile> get per-version info from this file.
-F<changelogformat> force change log format.
-L<libdir> look for change log parsers in <libdir>.
-h, --help show this help message.
--version show the version.
parser options:
--format <outputformat> see man page for list of available
output formats, defaults to 'dpkg'
for compatibility with dpkg-dev
--since <version>, include all changes later than version
-s<version>, -v<version>
--until <version>, include all changes earlier than version
-u<version>
--from <version>, include all changes equal or later
-f<version> than version
--to <version>, -t<version> include all changes up to or equal
than version
--count <number>, include <number> entries from the top
-c<number>, -n<number> (or the tail if <number> is lower than 0)
--offset <number>, change the starting point for --count,
-o<number> counted from the top (or the tail if
<number> is lower than 0)
--all include all changes
"), $progname;
}
while (@ARGV) {
last unless $ARGV[0] =~ m/^-/;
$_ = shift(@ARGV);
if (m/^-L(.+)$/) {
$options{"libdir"} = $1;
} elsif (m/^-F([0-9a-z]+)$/) {
$options{"changelogformat"} = $1;
} elsif (m/^-l(.+)$/) {
$options{"file"} = $1;
} elsif (m/^--$/) {
last;
} elsif (m/^-([cfnostuv])(.*)$/) {
if (($1 eq "c") or ($1 eq "n")) {
$options{"count"} = $2;
} elsif ($1 eq "f") {
$options{"from"} = $2;
} elsif ($1 eq "o") {
$options{"offset"} = $2;
} elsif (($1 eq "s") or ($1 eq "v")) {
$options{"since"} = $2;
} elsif ($1 eq "t") {
$options{"to"} = $2;
} elsif ($1 eq "u") {
$options{"until"} = $2;
}
} elsif (m/^--(count|file|format|from|offset|since|to|until)(.*)$/) {
if ($2) {
$options{$1} = $2;
} else {
$options{$1} = shift(@ARGV);
}
} elsif (m/^--all$/) {
$options{"all"} = undef;
} elsif (m/^-(h|-help)$/) {
usage(); exit(0);
} elsif (m/^--version$/) {
version(); exit(0);
} else {
usageerr(_g("unknown option \`%s'"), $_);
}
}
@ARGV && usageerr(_g("%s takes no non-option arguments"), $progname);
my $count = 0;
my @fields = parse_changelog(%options);
foreach my $f (@fields) {
print "\n" if $count++;
print tied(%$f)->dump();
}
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