646b892680
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56 lines
1.3 KiB
Nix
56 lines
1.3 KiB
Nix
{
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lib,
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stdenv,
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buildPythonPackage,
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fetchPypi,
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setuptools,
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pkgs,
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pytestCheckHook,
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}:
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let
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libsecp256k1_name =
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if stdenv.hostPlatform.isLinux then
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"libsecp256k1.so.{v}"
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else if stdenv.hostPlatform.isDarwin then
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"libsecp256k1.{v}.dylib"
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else
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"libsecp256k1${stdenv.hostPlatform.extensions.sharedLibrary}";
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in
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buildPythonPackage rec {
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pname = "electrum-ecc";
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version = "0.0.5";
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pyproject = true;
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build-system = [ setuptools ];
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src = fetchPypi {
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pname = "electrum_ecc";
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inherit version;
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hash = "sha256-9zO4WWoPeyXINx0Ir2Hvece4cdW0DwWluV0tBesvt9I=";
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};
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env = {
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# Prevent compilation of the C extension as we use the system library instead.
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ELECTRUM_ECC_DONT_COMPILE = "1";
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};
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postPatch = ''
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# remove bundled libsecp256k1
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rm -rf libsecp256k1/
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# use the system library instead
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substituteInPlace ./src/electrum_ecc/ecc_fast.py \
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--replace-fail ${libsecp256k1_name} ${pkgs.secp256k1}/lib/libsecp256k1${stdenv.hostPlatform.extensions.sharedLibrary}
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'';
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nativeCheckInputs = [ pytestCheckHook ];
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pythonImportsCheck = [ "electrum_ecc" ];
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meta = with lib; {
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description = "Pure python ctypes wrapper for libsecp256k1";
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homepage = "https://github.com/spesmilo/electrum-ecc";
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license = licenses.mit;
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maintainers = [ ];
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};
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}
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