nixpkgs/pkgs/applications/science/misc/megam/default.nix
2023-03-24 18:52:48 +01:00

66 lines
2.0 KiB
Nix

{ lib
, stdenv
, fetchurl
, ocaml
, ncurses
}:
stdenv.mkDerivation {
pname = "megam";
version = "0.92";
src = fetchurl {
url = "http://hal3.name/megam/megam_src.tgz";
sha256 = "dc0e9f59ff8513449fe3bd40b260141f89c88a4edf6ddc8b8a394c758e49724e";
};
patches = [ ./ocaml-includes.patch ./ocaml-3.12.patch ];
postPatch = ''
# Deprecated in ocaml 3.10 https://github.com/ocaml/ocaml/commit/f6190f3d0c49c5220d443ee8d03ca5072d68aa87
# Deprecated in ocaml 3.08 https://github.com/ocaml/ocaml/commit/0c7aecb88dc696f66f49f3bed54a037361a26b8d
substituteInPlace fastdot_c.c --replace copy_double caml_copy_double --replace Bigarray_val Caml_ba_array_val --replace caml_bigarray caml_ba_array
# They were already deprecated in 3.12 https://v2.ocaml.org/releases/3.12/htmlman/libref/Array.html
substituteInPlace abffs.ml main.ml --replace create_matrix make_matrix
substituteInPlace intHashtbl.ml --replace Array.create Array.make
'';
strictDeps = true;
nativeBuildInputs = [ ocaml ];
buildInputs = [ ncurses ];
makeFlags = [
"CAML_INCLUDES=${ocaml}/lib/ocaml/caml"
("WITHBIGARRAY=" + lib.optionalString (lib.versionOlder ocaml.version "4.08.0") "bigarray.cma")
"all"
"opt"
];
# see https://bugzilla.redhat.com/show_bug.cgi?id=435559
dontStrip = true;
installPhase = ''
runHook preInstall
install -Dm755 megam $out/bin/megam
install -Dm755 megam.opt $out/bin/megam.opt
runHook postInstall
'';
meta = with lib; {
description = "MEGA Model Optimization Package";
longDescription = ''
The software here is an implementation of maximum likelihood and maximum a
posterior optimization of the parameters of these models. The algorithms
used are much more efficient than the iterative scaling techniques used in
almost every other maxent package out there.
'';
homepage = "http://www.umiacs.umd.edu/~hal/megam";
license = "non-commercial";
maintainers = with maintainers; [ leixb ];
platforms = platforms.unix;
};
}