From a76406fb05f68bcf0156f456f8ba17ef076cebab Mon Sep 17 00:00:00 2001
From: =?utf8?q?Lo=C3=AFc=20Minier?= <loic.minier@linaro.org>
Date: Mon, 3 Oct 2011 11:57:11 +0200
Subject: [PATCH] Safer timestamp_autogenerated.h generation
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Generate timestamp_autogenerated.h as safely as version_autogenerated.h.
Cc: patches@linaro.org
Signed-off-by: Loïc Minier <loic.minier@linaro.org>
Acked-by: Mike Frysinger <vapier@gentoo.org>
---
Makefile | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
index 1a9a4dbbf0..5db2e0e335 100644
--- a/Makefile
+++ b/Makefile
@@ -570,8 +570,9 @@ $(VERSION_FILE):
$(TIMESTAMP_FILE):
@mkdir -p $(dir $(TIMESTAMP_FILE))
- @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@
- @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@
+ @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
+ @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
+ @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
easylogo env gdb:
$(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
--
2.39.5