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|
#!/usr/bin/perl -w
#
# Convert a SUSE or Debian changelog file to rpm format
#
BEGIN {
unshift @INC, ($::ENV{'BUILD_DIR'} || '/usr/lib/build');
}
use Date::Parse;
use Time::Zone;
use strict;
my @wday = qw{Sun Mon Tue Wed Thu Fri Sat};
my @mon = qw{Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec};
my $ok;
my $zone;
my $test;
my $printtype;
my $input = '';
my $target = 'rpm';
while (@ARGV) {
if ($ARGV[0] eq '--test') {
$test = 1;
shift @ARGV;
next;
}
if ($ARGV[0] eq '--type') {
$printtype = 1;
shift @ARGV;
next;
}
if (@ARGV > 1 && $ARGV[0] eq '--target') {
shift @ARGV;
$target = shift @ARGV;
next;
}
last;
}
if (@ARGV == 2 && $ARGV[0] eq '--file') {
die("bad --file arg\n") unless $ARGV[1] =~ /^(.*)\/([^\/]+)$/;
my ($dir, $file) = ($1, $2);
$file =~ s/\.(?:spec|dsc)$//;
opendir(D, $dir) || die("$dir: $!\n");
my @changes = grep {/\.changes$/} readdir(D);
closedir(D);
@changes = sort {length($a) <=> length($b) || $a cmp $b} @changes;
exit(1) unless @changes; # nothing to do
if (@changes > 1) {
while ($file ne '') {
my @c = grep {/\Q$file\E/} @changes;
if (@c) {
@changes = @c;
last;
}
last unless $file =~ s/[-.][^-.]*$//;
}
}
@ARGV = ("$dir/$changes[0]");
}
sub parse_suse {
$_ = $_[0];
my $dline;
die("bad changelog heading\n") unless /^(?:\* )?([A-Za-z]+\s+[A-Za-z]+\s+[0-9].*[0-9][0-9][0-9][0-9])(.*\@.*$)/;
my $dt = $1;
my $who = $2;
$dt = lc($dt);
$who =~ s/^\s+//;
$who =~ s/^-\s*//;
$dt =~ /([0-9][0-9][0-9][0-9])/;
$dline = $_;
my $year = $1;
if (!defined($zone) && $dt =~ /\s([a-z]{3,4})(dst)?\s[0-9]{4}/) {
my $dst = $2;
$zone = tz_offset($1);
$zone += 3600 if defined($zone) && $dst;
}
my $tdt = str2time($dt);
$dt =~ /([0-9]+)/;
my $day = $1;
if (!$tdt) {
if ($dt =~ /([a-z]{3})\s+([a-z]{3})/) {
$tdt = str2time("$1 $2 $day $year");
}
}
if (!$tdt) {
if ($dt =~ /([a-z]{3})/) {
$tdt = str2time("$1 $day $year");
}
}
if (!$tdt) {
$tdt = str2time("$year-1-1");
}
$tdt += 12 * 3600 unless $dt =~ /\d:\d/; # 12:00 if not specified
$tdt += ($zone || 0);
my $ok = 1;
my $change = '';
while(<>) {
chomp;
last if /^(?:\* )?([A-Za-z]+\s+[A-Za-z]+\s+[0-9].*[0-9][0-9][0-9][0-9])(.*\@.*$)/;
next if (/^--------------/);
next if (/^========================/);
s/\s+$//;
next if $_ eq '';
s/^\s*-/-/ if $ok == 1; # obsolete?
s/^\s*\*\s*/ * /;
if (!/^-/) {
s/^\s+-\s*/ - /;
s/^\s*/ / unless s/^ \s*/ /;
}
$change .= "$_\n";
$ok = 2;
}
return ($_, $tdt, $dline, $who, $change);
}
sub parse_debian {
$_ = $_[0];
die("bad line: $_\n") unless /^(\w[-+0-9a-z.]*) \(([^\(\) \t]+)\)((\s+[-+0-9a-z.]+)+)\;.*$/;
my $package = $1;
my $version = $2;
my $distribution = $3;
my $who;
my $date;
my $changes = "- version $version\n";
while(<>) {
chomp;
s/\s+$//;
next if $_ eq '';
if (/^ --/) {
die("bad maintainer line\n") unless /^ \-\- (.* <.*>) (.*)$/;
$who = $1;
$date = $2;
last;
}
die("bad change details line: $_\n") unless s/^ //;
s/^\*/-/;
s/\s*\(closes:\s*(?:bug)?\#?\s?\d+(?:,\s*(?:bug)?\#?\s?\d+)*\)//i;
s/\s+$//;
next if $_ eq '';
$changes .= "$_\n";
}
die("no maintainer line in last entry\n") unless defined $date;
if (!defined($zone) && ($date =~ /([-+])(\d\d)(\d\d)$/)) {
$zone = 60 * ($3 + 60 * $2);
$zone = -$zone if $1 eq '-';
}
my $tdt = str2time($date);
return ('', $tdt, $_, $who, $changes);
}
my $format;
while (<>) {
chomp;
next if /^\s*$/;
next if (/^--------------/);
next if (/^========================/);
if (/^(?:\* )?([A-Za-z]+\s+[A-Za-z]+\s+[0-9].*[0-9][0-9][0-9][0-9])(.*\@.*$)/) {
$format = 'suse';
} elsif (/^(\w[-+0-9a-z.]*) \(([^\(\) \t]+)\)((\s+[-+0-9a-z.]+)+)\;.*$/) {
$format = 'debian';
} else {
die("unknown changelog format\n");
}
last;
}
exit(0) unless $format;
if ($printtype) {
print "$format\n";
exit(0);
}
if ($target eq $format) {
print "$_\n";
while (<>) {
print $_;
}
exit(0);
}
die("don't know how to convert changelog to format '$target'\n") if $target ne 'rpm';
my ($lastt, $t, $dline, $who, $changes);
while(defined($_)) {
if (/^\s*$/) {
$_ = <>;
last unless $_;
chomp;
next;
}
if ($format eq 'suse') {
($_, $t, $dline, $who, $changes) = parse_suse($_);
} elsif ($format eq 'debian') {
($_, $t, $dline, $who, $changes) = parse_debian($_);
}
if (defined($lastt) && $lastt < $t) {
die("changes file not incremental: $dline\n") if $test;
warn("changes file not incremental: $dline\n");
}
$lastt = $t;
my @gm = gmtime($t);
# silly rpm can't hande dates < 1997, so we fold everything to
# Thu Jan 02 1997
@gm = (0, 0, 0, 2, 0, 97, 4) if $gm[5] < 97 || ($gm[5] == 97 && $gm[4] == 0 && $gm[3] <= 1);
printf("* %s %s %2d %4d %s\n", $wday[$gm[6]], $mon[$gm[4]], $gm[3], $gm[5] + 1900, $who);
$changes =~ s/%/%%/g;
$changes =~ s/^(\s*)(\#\d*)/$1\[$2\]/mg;
$changes =~ s/^\*/ */mg;
print $changes;
}
exit(0);
|
