41 lines
1.3 KiB
Nix
41 lines
1.3 KiB
Nix
{ lib, stdenv, fetchFromGitHub, openmp ? null }:
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stdenv.mkDerivation (finalAttrs: {
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pname = "b2sum";
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version = "20190724";
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src = fetchFromGitHub {
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owner = "BLAKE2";
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repo = "BLAKE2";
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rev = finalAttrs.version;
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sha256 = "sha256-6BVl3Rh+CRPQq3QxcUlk5ArvjIj/IcPCA2/Ok0Zu7UI=";
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};
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# Use the generic C implementation rather than the SSE optimised version on non-x86 platforms
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postPatch = lib.optionalString (!stdenv.hostPlatform.isx86) ''
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substituteInPlace makefile \
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--replace "#FILES=b2sum.c ../ref/" "FILES=b2sum.c ../ref/" \
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--replace "FILES=b2sum.c ../sse/" "#FILES=b2sum.c ../sse/"
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'';
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sourceRoot = "${finalAttrs.src.name}/b2sum";
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buildInputs = [ openmp ];
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buildFlags = [ (lib.optional (openmp == null) "NO_OPENMP=1") ];
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# clang builds require at least C99 or the build fails with:
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# error: unknown type name 'inline'
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env.NIX_CFLAGS_COMPILE = "-std=c99";
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installFlags = [ "PREFIX=$(out)" ];
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meta = with lib; {
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description = "B2sum utility is similar to the md5sum or shasum utilities but for BLAKE2";
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mainProgram = "b2sum";
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homepage = "https://blake2.net";
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license = with licenses; [ asl20 cc0 openssl ];
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maintainers = with maintainers; [ kirelagin ];
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platforms = platforms.unix;
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};
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})
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