blob: c0477258d2308a8a5130f0ea824deef5844fc184 (
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{
pkgs ? import <nixpkgs> { },
feature,
}:
pkgs.runCommand "${feature}-present-structured"
{
__structuredAttrs = true;
requiredSystemFeatures = [ feature ];
}
''
if [[ -e /${feature}-files ]]; then
touch $out
else
echo "The host declares ${feature} support, but doesn't expose /${feature}-files" >&2
echo "Do we fail to parse __structuredAttrs=true derivations?" >&2
fi
''
|