From 54a2f5d869eff484f1596aa22385565ff5f3484e Mon Sep 17 00:00:00 2001
From: jeffdi <jeffdi@efabless.com>
Date: Thu, 25 Nov 2021 09:58:04 -0800
Subject: [PATCH] updated Makefile for update_mcw

---
 Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Makefile b/Makefile
index fc6067df..8acd44a3 100644
--- a/Makefile
+++ b/Makefile
@@ -738,6 +738,12 @@ else
 	@echo PROJECT is set to $(PROJECT)
 endif
 
+check-mcw:
+	@if [ ! -d "$(MCW_ROOT)" ]; then \
+		echo "MCW Root: "$(MCW_ROOT)" doesn't exists, please export the correct path before running make. "; \
+		exit 1; \
+	fi
+
 # Make README.rst
 README.rst: README.src.rst docs/source/getting-started.rst docs/source/tool-versioning.rst openlane/README.src.rst docs/source/caravel-with-openlane.rst Makefile
 	pip -q install rst_include && \