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28 lines
556 B
Nix
28 lines
556 B
Nix
{
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pkgs ? import <nixpkgs> {},
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coreutils ? pkgs.coreutils,
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gnugrep ? pkgs.gnugrep,
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lib ? pkgs.lib,
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nix-index ? pkgs.nix-index,
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writeScript ? pkgs.writeScript,
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}:
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writeScript "update-index" ''
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PATH=${lib.makeBinPath [
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coreutils
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gnugrep
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nix-index
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]}
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# on flake based installations nixpkgs is specified via
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# flake input and therefore NIX_PATH might be unset
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if echo $NIX_PATH | grep -q "nixpkgs="; then
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nixpkgs=""
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else
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nixpkgs="-I nixpkgs=${pkgs.path}"
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fi
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nix-index -d $HOME/.cache/nix-index -f $nixpkgs
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''
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