From 28ed376f30294ae365e0924232d0e71b55589af3 Mon Sep 17 00:00:00 2001
From: Caoruihong <crh.cao@huawei.com>
Date: Thu, 9 Sep 2021 20:07:46 +0800
Subject: [PATCH] chore: optimize incremental build

use redirect instead of touch to create an non-exist file
so the timestamps of it will not be changed unintentionally

Signed-off-by: Caoruihong <crh.cao@huawei.com>
Change-Id: Iab0a0251775261bf19f7ce1f569075f0a3ce1f3c
---
 build/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/Makefile b/build/Makefile
index 414c926..b607b24 100644
--- a/build/Makefile
+++ b/build/Makefile
@@ -94,7 +94,7 @@ ifeq ($(ARCH),arm)
 	$(HIDE) rm -f $</src/string/arm/memcpy_le.S
 	$(HIDE) rm -f $</src/string/arm/memset.S
 	$(HIDE) rm -f $</src/string/arm/strcpy.c
-	$(HIDE) touch $</src/string/arm/strlen.S
+	$(HIDE) true >> $</src/string/arm/strlen.S
 
 CFLAGS += \
 	-D__strlen_armv6t2=strlen \
-- 
GitLab