From b536d08de92c7063ea3b3c90bc28cc330c2827d3 Mon Sep 17 00:00:00 2001
From: Jonas Bostoen <jonas.bostoen@hotmail.com>
Date: Mon, 21 Oct 2024 13:56:15 +0200
Subject: [PATCH] docs(contracts): document compilation in
 pubkey_to_g1_wrapper.sh

---
 bolt-contracts/script/pubkey_to_g1_wrapper.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/bolt-contracts/script/pubkey_to_g1_wrapper.sh b/bolt-contracts/script/pubkey_to_g1_wrapper.sh
index 62e53846f..260304707 100755
--- a/bolt-contracts/script/pubkey_to_g1_wrapper.sh
+++ b/bolt-contracts/script/pubkey_to_g1_wrapper.sh
@@ -1,6 +1,15 @@
 #!/bin/bash
 
-# Only works on Linux
+# Notes on cross-compiling the binaries:
+#
+# Linux for arm64:
+# - sudo apt install gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
+# - GOOS=linux GOARCH=arm64 CC=aarch64-linux-gnu-gcc CGO_ENABLED=1 go build -o pubkey_to_g1-linux-arm64
+#
+# MacOS for amd64:
+# - GOOS=darwin GOARCH=amd64 CGO_ENABLED=1 go build -o pubkey_to_g1-darwin-amd64
+
+
 arch=$(uname -i 2>/dev/null) || arch=$(uname -p) 
 if [[ $OSTYPE == linux* ]]; then
     if [[ $arch == x86_64 ]]; then