3 # given a perforce change number, output the equivalent git commit id
4 # with -c, checks out the specified commit
6 die "usage: $0 [-c|--checkout] [git-log-options] changenum" unless @ARGV;
12 m{^\d+$} && (($change,$_) = ($_,undef));
13 m{^-\d+$} && (($num,$_) = (-$_,undef));
14 $_ eq '-c' || $_ eq '--checkout'
18 my $grep = "--grep=^p4raw-id:.*\@$change\$";
19 @ARGV = grep { defined } @ARGV;
22 my $commit = qx(git rev-list -1 --all '$grep');
24 die "no commit found" unless $commit;
25 system(git => checkout => $commit);
28 if ( -t STDOUT or @ARGV ) {
29 system(qw(git log), $grep, "-$num", "--all", @ARGV);
32 system(qw(git rev-list -1 --all), $grep);