30 lines
593 B
Nix
30 lines
593 B
Nix
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let
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pkgs_ = with pkgs; {
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a = derivation {
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name = "a";
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system = builtins.currentSystem;
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builder = "/bin/sh";
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args = [ "-c" "touch $out" ];
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inherit b;
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};
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b = derivation {
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name = "b";
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system = builtins.currentSystem;
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builder = "/bin/sh";
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args = [ "-c" "touch $out" ];
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inherit a;
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};
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c = b;
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};
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packageOverrides = pkgs: with pkgs; {
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b = derivation (b.drvAttrs // { name = "${b.name}-overridden"; });
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};
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pkgs = pkgs_ // (packageOverrides pkgs_);
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in "${pkgs.a.b.name} ${pkgs.c.name} ${pkgs.b.a.name}"
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