From e5965c02776dd9942a246f639cf7239fc8333064 Mon Sep 17 00:00:00 2001
From: Wataru Ishida <ishida@nel-america.com>
Date: Tue, 30 Oct 2018 13:17:39 -0700
Subject: [PATCH] make: support buildimage to be git submodule

Signed-off-by: Wataru Ishida <ishida@nel-america.com>
---
 Makefile.work | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Makefile.work b/Makefile.work
index 1809e2b6c0d8..c9d0baf2286b 100644
--- a/Makefile.work
+++ b/Makefile.work
@@ -63,9 +63,11 @@ OVERLAY_MODULE_CHECK := lsmod | grep "^overlay " > /dev/null 2>&1 || (echo "ERRO
 
 BUILD_TIMESTAMP := $(shell date +%Y%m%d\.%H%M%S)
 
+GIT_DIRECTORY := $(shell file .git | grep -q ASCII && awk '{split($$2, ary, ".git"); print ary[1]}' .git | xargs realpath || pwd )
+
 DOCKER_RUN := docker run --rm=true --privileged \
-    -v $(PWD):/sonic \
-    -w /sonic \
+    -v $(GIT_DIRECTORY):$(GIT_DIRECTORY) \
+    -w $(PWD) \
     -e "http_proxy=$(http_proxy)" \
     -e "https_proxy=$(https_proxy)" \
     -i$(if $(TERM),t,)