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31 lines
696 B
Nix
31 lines
696 B
Nix
{ lib, stdenvNoCC, coreutils }:
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{ name, extension ? "tgz", contents # { target = source, ... }
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}:
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let
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transforms = builtins.concatStringsSep " " (lib.mapAttrsToList
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(target: source: ''--transform "s,${source},${target},"'') contents);
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sources = builtins.concatStringsSep " "
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(lib.mapAttrsToList (_target: source: "${source}") contents);
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in stdenvNoCC.mkDerivation {
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name = "${name}.${extension}";
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phases = [ "buildPhase" ];
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nativeBuildInputs = [ coreutils ];
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buildPhase = ''
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tar -vczf $out \
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--owner=0 --group=0 --mode=u+rw,uga+r \
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--absolute-names \
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--hard-dereference \
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${transforms} \
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${sources}
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'';
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preferLocalBuild = true;
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}
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