nixpkgs/pkgs/development/ocaml-modules/cryptokit/default.nix

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{stdenv, fetchurl, zlib, ocaml}:
let
ocaml_version = (builtins.parseDrvName ocaml.name).version;
version = "1.3";
in
stdenv.mkDerivation {
name = "cryptokit-${version}";
src = fetchurl {
url = "http://forge.ocamlcore.org/frs/download.php/326/" +
"cryptokit-${version}.tar.gz";
sha256 = "0kqrlxkpzrj2qpniy6mhn7gx3n29s86vk4q0im2hqpxi9knkkwwy";
};
buildInputs = [zlib ocaml];
patches = [ ./makefile.patch ];
configurePhase = ''
export INSTALLDIR="$out/lib/ocaml/${ocaml_version}/site-lib/cryptokit"
substituteInPlace Makefile \
--subst-var-by ZLIB_LIBDIR "${zlib}/lib" \
--subst-var-by ZLIB_INCLUDE "${zlib}/include" \
--subst-var INSTALLDIR
'';
buildFlags = "all allopt";
doCheck = true;
checkTarget = "test";
preInstall = "ensureDir $INSTALLDIR";
postInstall = "cp -a ${./META} $INSTALLDIR/META";
meta = {
homepage = "http://pauillac.inria.fr/~xleroy/software.html";
description = "A library of cryptographic primitives for OCaml";
};
}