nixpkgs/pkgs/tools/nix/cached-nix-shell/default.nix

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{ lib, stdenv, fetchFromGitHub, openssl, pkg-config, ronn, rustPlatform }:
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let
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blake3-src = fetchFromGitHub {
owner = "BLAKE3-team";
repo = "BLAKE3";
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rev = "0.3.3";
sha256 = "0av41ld0gqf3g60gcllpz59nqlr7r62v99mgfq9gs0p8diw5gi7x";
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};
in rustPlatform.buildRustPackage rec {
pname = "cached-nix-shell";
version = "0.1.4";
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src = fetchFromGitHub {
owner = "xzfc";
repo = pname;
rev = "v${version}";
sha256 = "0w6khry1ncyqy5h6996xw1f6viw4wdrfji5m8lz9gm487xlq5v0b";
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};
cargoSha256 = "0d4fz0rhqy1n30wfl2pmf76zpp21agr3h0hswp3r5bfnxqp6i54h";
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# The BLAKE3 C library is intended to be built by the project depending on it
# rather than as a standalone library.
# https://github.com/BLAKE3-team/BLAKE3/blob/0.3.1/c/README.md#building
BLAKE3_CSRC = "${blake3-src}/c";
nativeBuildInputs = [ ronn ];
postBuild = ''
make -f nix/Makefile post-build
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'';
postInstall = ''
make -f nix/Makefile post-install
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'';
meta = with lib; {
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description = "Instant startup time for nix-shell";
homepage = "https://github.com/xzfc/cached-nix-shell";
license = with licenses; [ unlicense /* or */ mit ];
maintainers = with maintainers; [ xzfc ];
platforms = platforms.linux;
};
}