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|
#!/usr/bin/perl
#
# Extract information on the fetchmail project size from the NEWS file
#
# Output other than pass-through % lines is tab-separated fields.
# Field 1: release ID
# Field 2: count of fetchmail-friends subscribers
# Field 3: count of fetchmail-announce subscribers
# Field 4: total subscribers to both lists
# Field 5: date of release (days since first datum)
# Field 6: date of release (RFC822 date format)
#
my($release, $date, $jdate);
%month_offsets = (
"Jan", 0,
"Feb", 31,
"Mar", 59,
"Apr", 90,
"May", 120,
"Jun", 151,
"Jul", 181,
"Aug", 212,
"Sep", 243,
"Oct", 273,
"Nov", 304,
"Dec", 334,
);
sub day_offset
{
my($datestring) = @_;
my($wday, $month, $day, $time, $zone, $year) = split(' ', $datestring);
my($jdate);
# We don't deal with leap years here because the baseline day is after
# the last leap year (1996) and there's a long time before the next
# one (2004).
$jdate = ($year - 1996) * 365;
$jdate += $month_offsets{$month};
$jdate += ($day - 1);
# Baseline day for the size data was Fri Oct 25 23:02:26 EDT 1996
$jdate -= 297;
return($jdate);
}
open(NEWS, "NEWS");
$release = "unknown";
$date = "unknown";
$jdate = "unknown";
while ($_ = <NEWS>)
{
my($sum);
if (/^%/) {
print $_;
}
elsif (/^fetchmail-([^ ]*) \(([^)]*)\):?/) {
$release = $1;
$date = $2;
$jdate = &day_offset($date);
}
elsif (/There are ([0-9]*) people on fetchmail-friends and ([0-9]*) on fetchmail-announce/) {
$sum = $1 + $2;
print "${release}\t$1\t$2\t${sum}\t${jdate}\t${date}\n";
$release = "unknown";
$date = "unknown";
}
elsif (/There are ([0-9]*) people on the fetchmail-friends list./) {
print "$release\t$1\t0\t$1\t$jdate\t$date\n";
$release = "unknown";
$date = "unknown";
}
}
# end
|
