21 lines
405 B
Nix
21 lines
405 B
Nix
{ perl }: ''
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#!${perl}/bin/perl
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use strict;
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use warnings;
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use feature 'say';
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my @booted = split("/", `readlink -f /run/booted-system/kernel`);
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my @current = split("/", `readlink -f /run/current-system/kernel`);
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if ($booted[3] ne $current[3]) {
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say "Restart required!";
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say "old: $booted[3]";
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say "new: $current[3]";
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exit 1;
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} else {
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say "system is clean..";
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}
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''
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