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change generation to print on line 3 of flake.nix

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blake
2025-10-04 13:39:38 -05:00
parent 6c5f3baeb7
commit 8bbcab579e
1 changed files with 5 additions and 3 deletions
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8
rebuild.sh
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@@ -7,10 +7,12 @@ git diff -U0 *.nix
# add generation comment to flake.nix # add generation comment to flake.nix
gen=$(nixos-rebuild list-generations | grep current | awk '{print $1}') gen=$(nixos-rebuild list-generations | grep current | awk '{print $1}')
if grep -q '^# generation:' flake.nix; then if sed -n '3p' flake.nix | grep -q '^# generation:'; then
sed -i "1s/^# generation:.*/# generation: $gen/" flake.nix # replace the comment on line 3
sed -i "3s/^# generation:.*/# generation: $gen/" flake.nix
else else
sed -i "1i# generation: $gen" flake.nix # insert comment on line 3
sed -i "3i# generation: $gen" flake.nix
fi fi
echo "nixos rebuilding..." echo "nixos rebuilding..."