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{ lib, stdenv, fetchurl, ncurses, ocaml, writeText }:
stdenv.mkDerivation rec {
pname = "ocaml${ocaml.version}-findlib";
version = "1.9.6";
src = fetchurl {
url = "http://download.camlcity.org/download/findlib-${version}.tar.gz";
sha256 = "sha256-LfmWJ5rha2Bttf9Yefk9v63giY258aPoL3+EX6opMKI=";
};
nativeBuildInputs = [ ocaml ];
buildInputs = lib.optional (lib.versionOlder ocaml.version "4.07") ncurses;
patches = [ ./ldconf.patch ./install_topfind.patch ];
dontAddPrefix=true;
dontAddStaticConfigureFlags = true;
configurePlatforms = [];
configureFlags = [
"-bindir" "${placeholder "out"}/bin"
"-mandir" "${placeholder "out"}/share/man"
"-sitelib" "${placeholder "out"}/lib/ocaml/${ocaml.version}/site-lib"
"-config" "${placeholder "out"}/etc/findlib.conf"
];
buildFlags = [ "all" "opt" ];
setupHook = writeText "setupHook.sh" ''
addOCamlPath () {
if test -d "''$1/lib/ocaml/${ocaml.version}/site-lib"; then
export OCAMLPATH="''${OCAMLPATH-}''${OCAMLPATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/"
fi
if test -d "''$1/lib/ocaml/${ocaml.version}/site-lib/stublibs"; then
export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH-}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/stublibs"
fi
}
exportOcamlDestDir () {
export OCAMLFIND_DESTDIR="''$out/lib/ocaml/${ocaml.version}/site-lib/"
}
createOcamlDestDir () {
if test -n "''${createFindlibDestdir-}"; then
mkdir -p $OCAMLFIND_DESTDIR
fi
}
detectOcamlConflicts () {
local conflict
conflict="$(ocamlfind list |& grep "has multiple definitions" || true)"
if [[ -n "$conflict" ]]; then
echo "Conflicting ocaml packages detected";
echo "$conflict"
exit 1
fi
}
# run for every buildInput
addEnvHooks "$targetOffset" addOCamlPath
# run before installPhase, even without buildInputs, and not in nix-shell
preInstallHooks+=(createOcamlDestDir)
# run even in nix-shell, and even without buildInputs
addEnvHooks "$hostOffset" exportOcamlDestDir
# runs after all calls to addOCamlPath
if [[ -z "''${dontDetectOcamlConflicts-}" ]]; then
postHooks+=("detectOcamlConflicts")
fi
'';
meta = {
description = "O'Caml library manager";
homepage = "http://projects.camlcity.org/projects/findlib.html";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ maggesi vbmithr ];
mainProgram = "ocamlfind";
platforms = ocaml.meta.platforms or [];
};
}
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