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nix/scripts/installer.nix
Eelco Dolstra 4055239936 Tagging release 2.26.2
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Merge tag '2.26.2' into sync-2.26.2

Tagging release 2.26.2
2025-02-18 19:57:51 +01:00

42 lines
1.1 KiB
Nix

{
lib,
runCommand,
nix,
tarballs,
}:
runCommand "installer-script"
{
buildInputs = [ nix ];
}
''
mkdir -p $out/nix-support
# Converts /nix/store/50p3qk8k...-nix-2.4pre20201102_550e11f/bin/nix to 50p3qk8k.../bin/nix.
tarballPath() {
# Remove the store prefix
local path=''${1#${builtins.storeDir}/}
# Get the path relative to the derivation root
local rest=''${path#*/}
# Get the derivation hash
local drvHash=''${path%%-*}
echo "$drvHash/$rest"
}
substitute ${./install.in} $out/install \
${
lib.concatMapStrings (
tarball:
let
inherit (tarball.stdenv.hostPlatform) system;
in
''
\
--replace '@tarballHash_${system}@' $(nix hash-file --base16 --type sha256 ${tarball}/*.tar.xz) \
--replace '@tarballPath_${system}@' $(tarballPath ${tarball}/*.tar.xz) \
''
) tarballs
} --replace '@nixVersion@' ${nix.version}
echo "file installer $out/install" >> $out/nix-support/hydra-build-products
''