freebsd-dev/contrib/perl5/Porting/genlog

119 lines
3.0 KiB
Perl
Executable File

#!/l/local/bin/perl -w
#
# Generate a nice changelist by querying perforce.
#
# Each change is described with the change number, description,
# which branch the change happened in, files modified,
# and who was responsible for entering the change.
#
# Can be called with a list of change numbers or a range of the
# form "12..42". Changelog will be printed from highest number
# to lowest.
#
# Outputs the changelist to stdout.
#
# Gurusamy Sarathy <gsar@umich.edu>
#
use Text::Wrap;
$0 =~ s|^.*/||;
unless (@ARGV) {
die <<USAGE;
$0 [-p \$P4PORT] <change numbers or from..to>
USAGE
}
my @changes;
my %editkind;
@editkind{ qw( add edit delete integrate branch )}
= qw( + ! - !> +> );
my $p4port = $ENV{P4PORT} || 'localhost:1666';
while (@ARGV) {
$_ = shift;
if (/^(\d+)\.\.(\d+)$/) {
push @changes, $1 .. $2;
}
elsif (/^\d+$/) {
push @changes, $_;
}
elsif (/^-p(.*)$/) {
$p4port = $1 || shift;
}
else {
warn "Arguments must be change numbers, ignoring `$_'\n";
}
}
@changes = sort { $b <=> $a } @changes;
my @desc = `p4 -p $p4port describe -s @changes`;
if ($?) {
die "$0: `p4 -p $p4port describe -s @changes` failed, status[$?]\n";
}
else {
chomp @desc;
while (@desc) {
my ($change,$who,$date,$time,@log,$branch,$file,$type,%files);
$_ = shift @desc;
if (/^Change (\d+) by (\w+)\@.+ on (\S+) (\S+)\s*$/) {
($change, $who, $date, $time) = ($1,$2,$3,$4);
$_ = shift @desc; # get rid of empty line
while (@desc) {
$_ = shift @desc;
last if /^Affected/;
push @log, $_;
}
if (/^Affected/) {
$_ = shift @desc; # get rid of empty line
while ($_ = shift @desc) {
last unless /^\.\.\./;
if (m{^\.\.\. //depot/(.*?perl|[^/]*)/([^#]+)#\d+ (\w+)\s*$}) {
($branch,$file,$type) = ($1,$2,$3);
$files{$branch} = {} unless exists $files{$branch};
$files{$branch}{$type} = [] unless exists $files{$branch}{$type};
push @{$files{$branch}{$type}}, $file;
}
else {
warn "Unknown line [$_], ignoring\n";
}
}
}
}
next unless $change;
print "_" x 76, "\n";
printf <<EOT, $change, $who, $date, $time;
[%6s] By: %-25s on %9s %9s
EOT
print " Log: ";
my $i = 0;
while (@log) {
$_ = shift @log;
s/^\s*//;
s/^\[.*\]\s*// unless $i ;
# don't print last empty line
if ($_ or @log) {
print " " if $i++;
print "$_\n";
}
}
for my $branch (sort keys %files) {
printf "%11s: $branch\n", 'Branch';
for my $kind (sort keys %{$files{$branch}}) {
warn("### $kind ###\n"), next unless exists $editkind{$kind};
my $files = $files{$branch}{$kind};
# don't show large branches and integrations
$files = ["($kind " . scalar(@$files) . ' files)']
if (@$files > 25
&& ( $kind eq 'integrate' || $kind eq 'branch'));
print wrap(sprintf("%12s ", $editkind{$kind}),
sprintf("%12s ", $editkind{$kind}),
"@$files\n");
}
}
}
}