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Ignore no-op changes in paranoid update hook

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If the hook gets invoked with identical old and new ids there
is no change taking place.  We probably should not have been
called, but instead of failing silently allow the no-op.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Shawn O. Pearce 2008-05-25 22:18:05 -04:00 committed by Junio C Hamano
parent 50b7b2ee99
commit fa620f1ac8
1 changed files with 1 additions and 0 deletions
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contrib/hooks/update-paranoid
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@ -259,6 +259,7 @@ deny "Refusing funny ref $ref" unless $ref =~ s,^refs/,,;
deny "Bad old value $old" unless $old =~ /^[a-z0-9]{40}$/;
deny "Bad new value $new" unless $new =~ /^[a-z0-9]{40}$/;
deny "Cannot determine who you are." unless $this_user;
grant "No change requested." if $old eq $new;
$repository_name = File::Spec->rel2abs($git_dir);
$repository_name =~ m,/([^/]+)(?:\.git|/\.git)$,;