nixpkgs-suyu/pkgs/tools/security/hashcash/default.nix
2018-12-14 11:04:17 -05:00

29 lines
816 B
Nix

{ stdenv, fetchurl, openssl }:
stdenv.mkDerivation rec {
name = "hashcash-${version}";
version = "1.22";
buildInputs = [ openssl ];
src = fetchurl {
url = "http://www.hashcash.org/source/hashcash-1.22.tgz";
sha256 = "15kqaimwb2y8wvzpn73021bvay9mz1gqqfc40gk4hj6f84nz34h1";
};
makeFlags = "generic-openssl LIBCRYPTO=-lcrypto";
installPhase = ''
mkdir -p $out/bin
mkdir -p $out/share/man/man1
install -m 0755 hashcash $out/bin
install -m 0755 sha1 $out/bin
install -m 0444 hashcash.1 $out/share/man/man1
'';
meta = with stdenv.lib; {
description = "Hashcash is a proof-of-work algorithm, which has been used as a denial-of-service counter measure technique in a number of systems.";
homepage = http://hashcash.org;
license = licenses.gpl2;
};
}