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#!/usr/bin/env -S nix shell nixpkgs#gawk nixpkgs#git nixpkgs#moreutils nixpkgs#jq -c bash
# get wlroots revision from submodule
SUB_REV=$(git submodule status | awk '{ print substr($1,2)}')
# and from lockfile
CRT_REV=$(jq < flake.lock '.nodes.wlroots.locked.rev' -r)
if [ $SUB_REV != $CRT_REV ]; then
# update nixpkgs to latest version
nix flake lock --update-input nixpkgs
# update wlroots to submodule revision
nix flake lock --override-input wlroots "gitlab:wlroots/wlroots/$SUB_REV?host=gitlab.freedesktop.org"
# remove "dirty" mark from lockfile
jq < flake.lock 'del(.nodes.wlroots.original.rev)' | sponge flake.lock
else
echo "wlroots is up to date!"
fi
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