From 3cd10899e6ca20869cd1bfea92fe13e2c069a191 Mon Sep 17 00:00:00 2001
From: Anton Maklakov <anton@espressif.com>
Date: Fri, 30 Jun 2017 15:14:02 +0800
Subject: [PATCH] CI: Work around problem with running the initial 'make clean'
 in parallel  (#18)

    Just don't pass '-j' to the 'make clean' command
---
 tools/ci/build_examples.sh    | 4 ++--
 tools/ci/test_build_system.sh | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/ci/build_examples.sh b/tools/ci/build_examples.sh
index c87c141a7..14a8e9b42 100755
--- a/tools/ci/build_examples.sh
+++ b/tools/ci/build_examples.sh
@@ -114,11 +114,11 @@ build_example () {
         # build non-verbose first
         local BUILDLOG=$(mktemp -t examplebuild.XXXX.log)
         (
-            make clean defconfig &> >(tee -a "${BUILDLOG}") &&
+            MAKEFLAGS= make clean defconfig &> >(tee -a "${BUILDLOG}") &&
             make all &> >(tee -a "${BUILDLOG}")
         ) || {
             RESULT=$?; FAILED_EXAMPLES+=" ${EXAMPLE_NAME}"
-            make V=1 clean defconfig && make V=1 # verbose output for errors
+            make MAKEFLAGS= V=1 clean defconfig && make V=1 # verbose output for errors
         }
     popd
 
diff --git a/tools/ci/test_build_system.sh b/tools/ci/test_build_system.sh
index c4da2f8e9..0d4f36e4d 100755
--- a/tools/ci/test_build_system.sh
+++ b/tools/ci/test_build_system.sh
@@ -49,7 +49,7 @@ function run_tests()
     make defconfig || exit $?
 
     print_status "Try to clean fresh directory..."
-    make clean || exit $?
+    MAKEFLAGS= make clean || exit $?
 
     BOOTLOADER_BINS="bootloader/bootloader.elf bootloader/bootloader.bin"
     APP_BINS="app-template.elf app-template.bin"