From 46ebe6320ad8b7988e2f8c85acf02a80d87add60 Mon Sep 17 00:00:00 2001
From: TamtamHero <10632523+TamtamHero@users.noreply.github.com>
Date: Fri, 16 Apr 2021 13:12:07 +0200
Subject: [PATCH] Auto build ethereum-plugin-sdk

---
 Makefile | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 9417200..2ce7488 100755
--- a/Makefile
+++ b/Makefile
@@ -325,13 +325,26 @@ ifeq ($(TARGET_NAME),TARGET_NANOX)
 SDK_SOURCE_PATH  += lib_blewbxx lib_blewbxx_impl
 endif
 
-### initialize plugin SDK submodule if needed, and rebuild it
+### initialize plugin SDK submodule if needed, rebuild it, and warn if a difference is noticed
+ifeq ($(CHAIN),ethereum)
 ifneq ($(shell git submodule status | grep '^[-+]'),)
 $(info INFO: Need to reinitialize git submodules)
 $(shell git submodule update --init)
 endif
+
+# rebuild
 $(shell python3 ethereum-plugin-sdk/build_sdk.py)
 
+# check if a difference is noticed (fail if it happens in CI build)
+ifneq ($(shell git status | grep 'ethereum-plugin-sdk'),)
+ifneq ($(JENKINS_URL),)
+$(error ERROR: please update ethereum-plugin-sdk submodule first)
+else
+$(warning WARNING: please update ethereum-plugin-sdk submodule first)
+endif
+endif
+endif
+
 load: all
 	python3 -m ledgerblue.loadApp $(APP_LOAD_PARAMS)