From bb4152027bb4db3d60fb3786cefbf8e3aae5c6b1 Mon Sep 17 00:00:00 2001
From: ohfp <1813007-ohfp@users.noreply.gitlab.com>
Date: Mon, 17 May 2021 10:45:04 +0200
Subject: [PATCH] allow setting cores to build on via ENV / CI

---
 scripts/3_Configure_Source_Code.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scripts/3_Configure_Source_Code.sh b/scripts/3_Configure_Source_Code.sh
index 3a1c3ae..ab82db1 100755
--- a/scripts/3_Configure_Source_Code.sh
+++ b/scripts/3_Configure_Source_Code.sh
@@ -72,6 +72,12 @@ mk_add_options MOZ_TELEMETRY_REPORTING=0
 # ac_add_options --enable-linker=gold
 END
 
+# allow setting limited resource usage via ENV / CI:
+
+if [[ ! -z ${CORES_TO_USE} ]]; then
+  echo "mk_add_options MOZ_MAKE_FLAGS=\"-j${CORES_TO_USE}\"" >> ${CI_PROJECT_DIR}/mozconfig
+fi
+
 if [[ $CARCH == 'aarch64' ]]; then
     cat >>${CI_PROJECT_DIR}/mozconfig <<END
 # taken from manjaro build: