From ad552c8c7bf9682ec8e07c469a379ad4faa30f33 Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Thu, 19 Mar 2020 23:28:19 +0800
Subject: [PATCH] Makefile don't change symtab_apps.c timestamp if no any
 change

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I55576aec46bd057bc98cf2b6579d7ac96446ae27
---
 Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 5956c6450..3ba9113c8 100644
--- a/Makefile
+++ b/Makefile
@@ -110,7 +110,8 @@ else
 
 $(SYMTABSRC): $(foreach SDIR, $(CONFIGURED_APPS), $(SDIR)_all)
 	$(Q) $(MAKE) install TOPDIR="$(TOPDIR)"
-	$(Q) $(APPDIR)$(DELIM)tools$(DELIM)mksymtab.sh $(BINDIR) $(SYMTABSRC)
+	$(Q) $(APPDIR)$(DELIM)tools$(DELIM)mksymtab.sh $(BINDIR) $@.tmp
+	$(Q) $(call TESTANDREPLACEFILE, $@.tmp, $@)
 
 $(SYMTABOBJ): %$(OBJEXT): %.c
 	$(call COMPILE, -fno-lto $<, $@)