/usr/share/doc/rsync/support
Edit: /usr/share/doc/rsync/support/git-set-file-times (910B)
#!/usr/bin/perl
use strict;
use warnings;
# Sets mtime and atime of files to the latest commit time in git.
#
# This is useful after the first clone of the rsync repository BEFORE you
# do any building. It is also safe if you have done a "make distclean".
my %ls;
my $commit_time;
my $prefix = @ARGV && $ARGV[0] =~ s/^--prefix=// ? shift : '';
$/ = "\0";
open FH, 'git ls-files -z|' or die $!;
while (
) {
chomp;
$ls{$_} = $_;
}
close FH;
$/ = "\n";
open FH, "git log -r --name-only --no-color --pretty=raw -z @ARGV |" or die $!;
while () {
chomp;
if (/^committer .*? (\d+) (?:[\-\+]\d+)$/) {
$commit_time = $1;
} elsif (s/\0\0commit [a-f0-9]{40}$// or s/\0$//) {
my @files = delete @ls{split(/\0/, $_)};
@files = grep { defined $_ } @files;
next unless @files;
map { s/^/$prefix/ } @files;
utime $commit_time, $commit_time, @files;
}
last unless %ls;
}
close FH;