From c47379d5e1d4ecb3123db1452d68d1da372132fb Mon Sep 17 00:00:00 2001
From: rnhmjoj <rnhmjoj@inventati.org>
Date: Sat, 4 Mar 2023 13:03:49 +0100
Subject: [PATCH] monero-cli: fetch necessary submodules only

Instead of downloading a whole lot of submodules just to be discarded
later (because we force system libraries) fetch the only one really
needed manually.
---
 .../blockchains/monero-cli/default.nix        | 24 ++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/pkgs/applications/blockchains/monero-cli/default.nix b/pkgs/applications/blockchains/monero-cli/default.nix
index caac322020eb..eaa2d8f7ecd4 100644
--- a/pkgs/applications/blockchains/monero-cli/default.nix
+++ b/pkgs/applications/blockchains/monero-cli/default.nix
@@ -6,6 +6,23 @@
 , trezorSupport ? true, libusb1, protobuf, python3
 }:
 
+let
+  # submodules
+  supercop = fetchFromGitHub {
+    owner = "monero-project";
+    repo = "supercop";
+    rev = "633500ad8c8759995049ccd022107d1fa8a1bbc9";
+    sha256 = "26UmESotSWnQ21VbAYEappLpkEMyl0jiuCaezRYd/sE=";
+  };
+  trezor-common = fetchFromGitHub {
+    owner = "trezor";
+    repo = "trezor-common";
+    rev = "bff7fdfe436c727982cc553bdfb29a9021b423b0";
+    sha256 = "VNypeEz9AV0ts8X3vINwYMOgO8VpNmyUPC4iY3OOuZI=";
+  };
+
+in
+
 stdenv.mkDerivation rec {
   pname = "monero-cli";
   version = "0.18.1.2";
@@ -15,7 +32,6 @@ stdenv.mkDerivation rec {
     repo = "monero";
     rev = "v${version}";
     sha256 = "sha256-yV1ysoesEcjL+JX6hkmcrBDmazOWBvYK6EjshxJzcAw=";
-    fetchSubmodules = true;
   };
 
   patches = [
@@ -23,8 +39,10 @@ stdenv.mkDerivation rec {
   ];
 
   postPatch = ''
-    # remove vendored libraries
-    rm -r external/{miniupnp,randomx,rapidjson}
+    # manually install submodules
+    rmdir external/{supercop,trezor-common}
+    ln -sf ${supercop} external/supercop
+    ln -sf ${trezor-common} external/trezor-common
     # export patched source for monero-gui
     cp -r . $source
   '';