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0a2bee307b
This ensures that 1) the derivation doesn't change when Nix changes; 2) the derivation closure doesn't contain Nix and its dependencies; 3) we don't have to rely on ugly chroot hacks.
26 lines
657 B
Nix
26 lines
657 B
Nix
let
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fromEnv = var: def:
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let val = builtins.getEnv var; in
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if val != "" then val else def;
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in rec {
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perl = "@perl@";
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shell = "@bash@";
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coreutils = "@coreutils@";
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bzip2 = "@bzip2@";
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gzip = "@gzip@";
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xz = "@xz@";
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tar = "@tar@";
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tarFlags = "@tarFlags@";
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tr = "@tr@";
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nixBinDir = fromEnv "NIX_BIN_DIR" "@bindir@";
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nixPrefix = "@prefix@";
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# If Nix is installed in the Nix store, then automatically add it as
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# a dependency to the core packages. This ensures that they work
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# properly in a chroot.
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chrootDeps =
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if dirOf nixPrefix == builtins.storeDir then
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[ (builtins.storePath nixPrefix) ]
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else
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[ ];
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}
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