From 3f4f2dcedb06ce05f27604df1e4c238537252b2f Mon Sep 17 00:00:00 2001
From: Jesse Vincent <jesse@keyboard.io>
Date: Wed, 2 Mar 2022 15:04:48 -0800
Subject: [PATCH] Add a new KALEIDOSCOPE_LOCAL_LIB_DIR env variable that you
 can use to set up a custom directory containing Arduino libraries to include
 in your sketch's library search path.

Signed-off-by: Jesse Vincent <jesse@keyboard.io>
---
 etc/makefiles/sketch.mk | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/etc/makefiles/sketch.mk b/etc/makefiles/sketch.mk
index 987f9c6c..a5c5ceb5 100644
--- a/etc/makefiles/sketch.mk
+++ b/etc/makefiles/sketch.mk
@@ -167,9 +167,20 @@ else
 local_cflags_property =
 endif
 
-compile:
+# If you set KALEIDOSCOPE_LOCAL_LIB_DIR to the name of a directory, 
+# all of the Arduino libraries inside that directory should be used 
+# in preference to any library with the same name further dow the search path
+
+ifneq ($(KALEIDOSCOPE_LOCAL_LIB_DIR),)
+_arduino_local_libraries_prop =  --libraries "${KALEIDOSCOPE_LOCAL_LIB_DIR}"
+endif
+
+compile: 
+
+
 	$(QUIET) install -d "${OUTPUT_PATH}"
 	$(QUIET) $(ARDUINO_CLI) compile --fqbn "${FQBN}" ${ARDUINO_VERBOSE} --warnings all ${ccache_wrapper_property} ${local_cflags_property} \
+	  ${_arduino_local_libraries_prop} \
 	  --library "${KALEIDOSCOPE_DIR}" \
 	  --libraries "${KALEIDOSCOPE_DIR}/plugins/" \
 	  --build-path "${BUILD_PATH}" \