From 84d3bf7a2fdff674ba6b18ea5110b5fdbfc83658 Mon Sep 17 00:00:00 2001
From: Dario Freni <dariofreni@google.com>
Date: Thu, 24 Jun 2021 15:14:04 +0000
Subject: [PATCH] Add MODULE_BUILD_FROM_SOURCE env variable.

When set, module builds will prefer source where applicable.

Bug: 191978129
Test: m; MODULE_BUILD_FROM_SOURCE=true m
Change-Id: Ie7f928674a511a98f17653fa814a42194ee0e9f9
Merged-In: Ie7f928674a511a98f17653fa814a42194ee0e9f9
---
 core/android_soong_config_vars.mk | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index 74558f56b..39429d026 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -60,3 +60,7 @@ endif
 ifdef APEX_BUILD_FOR_PRE_S_DEVICES
 $(call add_soong_config_var_value,ANDROID,library_linking_strategy,prefer_static)
 endif
+
+ifdef MODULE_BUILD_FROM_SOURCE
+$(call add_soong_config_var_value,ANDROID,module_build_from_source,true)
+endif