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Diffstat (limited to 'git-shortlog.perl')
| -rwxr-xr-x | git-shortlog.perl | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/git-shortlog.perl b/git-shortlog.perl new file mode 100755 index 0000000000..107c895df3 --- /dev/null +++ b/git-shortlog.perl @@ -0,0 +1,177 @@ +#!/usr/bin/perl -w + +use strict; + +# +# Even with git, we don't always have name translations. +# So have an email->real name table to translate the +# (hopefully few) missing names +# +my %mailmap = ( + 'R.Marek@sh.cvut.cz' => 'Rudolf Marek', + 'Ralf.Wildenhues@gmx.de' => 'Ralf Wildenhues', + 'aherrman@de.ibm.com' => 'Andreas Herrmann', + 'akpm@osdl.org' => 'Andrew Morton', + 'andrew.vasquez@qlogic.com' => 'Andrew Vasquez', + 'aquynh@gmail.com' => 'Nguyen Anh Quynh', + 'axboe@suse.de' => 'Jens Axboe', + 'blaisorblade@yahoo.it' => 'Paolo \'Blaisorblade\' Giarrusso', + 'bunk@stusta.de' => 'Adrian Bunk', + 'domen@coderock.org' => 'Domen Puncer', + 'dougg@torque.net' => 'Douglas Gilbert', + 'dwmw2@shinybook.infradead.org' => 'David Woodhouse', + 'ecashin@coraid.com' => 'Ed L Cashin', + 'felix@derklecks.de' => 'Felix Moeller', + 'fzago@systemfabricworks.com' => 'Frank Zago', + 'gregkh@suse.de' => 'Greg Kroah-Hartman', + 'hch@lst.de' => 'Christoph Hellwig', + 'htejun@gmail.com' => 'Tejun Heo', + 'jejb@mulgrave.(none)' => 'James Bottomley', + 'jejb@titanic.il.steeleye.com' => 'James Bottomley', + 'jgarzik@pretzel.yyz.us' => 'Jeff Garzik', + 'johnpol@2ka.mipt.ru' => 'Evgeniy Polyakov', + 'kay.sievers@vrfy.org' => 'Kay Sievers', + 'minyard@acm.org' => 'Corey Minyard', + 'mshah@teja.com' => 'Mitesh shah', + 'pj@ludd.ltu.se' => 'Peter A Jonsson', + 'rmps@joel.ist.utl.pt' => 'Rui Saraiva', + 'santtu.hyrkko@gmail.com' => 'Santtu Hyrkkö', + 'simon@thekelleys.org.uk' => 'Simon Kelley', + 'ssant@in.ibm.com' => 'Sachin P Sant', + 'terra@gnome.org' => 'Morten Welinder', + 'tony.luck@intel.com' => 'Tony Luck', + 'welinder@anemone.rentec.com' => 'Morten Welinder', + 'welinder@darter.rentec.com' => 'Morten Welinder', + 'welinder@troll.com' => 'Morten Welinder', +); + +my (%map); +my $pstate = 1; +my $n_records = 0; +my $n_output = 0; + + +sub shortlog_entry($$) { + my ($name, $desc) = @_; + my $key = $name; + + $desc =~ s#/pub/scm/linux/kernel/git/#/.../#g; + $desc =~ s#\[PATCH\] ##g; + + # store description in array, in email->{desc list} map + if (exists $map{$key}) { + # grab ref + my $obj = $map{$key}; + + # add desc to array + push(@$obj, $desc); + } else { + # create new array, containing 1 item + my @arr = ($desc); + + # store ref to array + $map{$key} = \@arr; + } +} + +# sort comparison function +sub by_name($$) { + my ($a, $b) = @_; + + uc($a) cmp uc($b); +} + +sub shortlog_output { + my ($obj, $key, $desc); + + foreach $key (sort by_name keys %map) { + # output author + printf "%s:\n", $key; + + # output author's 1-line summaries + $obj = $map{$key}; + foreach $desc (reverse @$obj) { + print " $desc\n"; + $n_output++; + } + + # blank line separating author from next author + print "\n"; + } +} + +sub changelog_input { + my ($author, $desc); + + while (<>) { + # get author and email + if ($pstate == 1) { + my ($email); + + next unless /^Author: (.*)<(.*)>.*$/; + + $n_records++; + + $author = $1; + $email = $2; + $desc = undef; + + # trim trailing whitespace. + # why doesn't chomp work? + while ($author && ($author =~ /\s$/)) { + chop $author; + } + + # cset author fixups + if (exists $mailmap{$email}) { + $author = $mailmap{$email}; + } elsif (exists $mailmap{$author}) { + $author = $mailmap{$author}; + } elsif ((!$author) || ($author eq "")) { + $author = $email; + } + + $pstate++; + } + + # skip to blank line + elsif ($pstate == 2) { + next unless /^\s*$/; + $pstate++; + } + + # skip to non-blank line + elsif ($pstate == 3) { + next unless /^\s*(\S.*)$/; + + # skip lines that are obviously not + # a 1-line cset description + next if /^\s*From: /; + + chomp; + $desc = $1; + + &shortlog_entry($author, $desc); + + $pstate = 1; + } + + else { + die "invalid parse state $pstate"; + } + } +} + +sub finalize { + #print "\n$n_records records parsed.\n"; + + if ($n_records != $n_output) { + die "parse error: input records != output records\n"; + } +} + +&changelog_input; +&shortlog_output; +&finalize; +exit(0); + |