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1 | #!/usr/bin/perl |
2 | |
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3 | # given a perforce change number, output the equivalent git commit id |
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4 | # with -c, checks out the specified commit |
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5 | |
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6 | die "usage: $0 [-c|--checkout] [git-log-options] changenum" unless @ARGV; |
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7 | |
8 | my $num = 1; |
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9 | my $checkout = 0; |
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10 | |
11 | for (@ARGV) { |
12 | m{^\d+$} && (($change,$_) = ($_,undef)); |
13 | m{^-\d+$} && (($num,$_) = (-$_,undef)); |
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14 | $_ eq '-c' || $_ eq '--checkout' |
15 | and $checkout = 1; |
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16 | } |
17 | |
18 | my $grep = "--grep=^p4raw-id:.*\@$change\$"; |
19 | @ARGV = grep { defined } @ARGV; |
20 | |
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21 | if ($checkout) { |
22 | my $commit = qx(git rev-list -1 --all '$grep'); |
23 | chomp $commit; |
24 | die "no commit found" unless $commit; |
25 | system(git => checkout => $commit); |
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26 | } |
27 | else { |
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28 | if ( -t STDOUT or @ARGV ) { |
29 | system(qw(git log), $grep, "-$num", "--all", @ARGV); |
30 | } |
31 | else { |
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32 | system(qw(git rev-list -1 --all), $grep); |
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33 | } |
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34 | } |