67 lines
1.6 KiB
Nix
67 lines
1.6 KiB
Nix
{
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stdenv,
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lib,
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fetchFromGitLab,
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gmp,
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python3,
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tune ? false, # tune to hardware, impure
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}:
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stdenv.mkDerivation rec {
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version = "0.9.2";
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pname = "zn_poly";
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# sage has picked up the maintenance (bug fixes and building, not development)
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# from the original, now unmaintained project which can be found at
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# http://web.maths.unsw.edu.au/~davidharvey/code/zn_poly/
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src = fetchFromGitLab {
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owner = "sagemath";
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repo = "zn_poly";
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rev = version;
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hash = "sha256-QBItcrrpOGj22/ShTDdfZjm63bGW2xY4c71R1q8abPE=";
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};
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buildInputs = [
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gmp
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];
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nativeBuildInputs = [
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python3 # needed by ./configure to create the makefile
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];
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# name of library file ("libzn_poly.so")
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libbasename = "libzn_poly";
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libext = stdenv.hostPlatform.extensions.sharedLibrary;
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makeFlags = [ "CC=${stdenv.cc.targetPrefix}cc" ];
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# Tuning (either autotuning or with hand-written parameters) is possible
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# but not implemented here.
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# It seems buggy anyways (see homepage).
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buildFlags = [
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"all"
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"${libbasename}${libext}"
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];
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configureFlags = lib.optionals (!tune) [
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"--disable-tuning"
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];
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# `make install` fails to install some header files and the lib file.
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installPhase = ''
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mkdir -p "$out/include/zn_poly"
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mkdir -p "$out/lib"
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cp "${libbasename}"*"${libext}" "$out/lib"
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cp include/*.h "$out/include/zn_poly"
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'';
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doCheck = true;
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meta = with lib; {
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homepage = "https://web.maths.unsw.edu.au/~davidharvey/code/zn_poly/";
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description = "Polynomial arithmetic over Z/nZ";
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license = with licenses; [ gpl3 ];
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maintainers = teams.sage.members;
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platforms = platforms.unix;
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};
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}
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