Use repeatable timestamps
This moves all of the date references under build/ to using a single
datetime that can be set manually using BUILD_DATETIME.
It also adds an option, OVERRIDE_C_DATE_TIME, that if set to true, will
redefine __DATE__ and __TIME__ for all C/C++ files so that it matches
BUILD_DATETIME.
Bug: 23117013
Change-Id: I7c17a32b794a5adf40b9cd69136fb0ff9f6084ec
diff --git a/core/Makefile b/core/Makefile
index 41a169a..45ac5c2 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -114,7 +114,7 @@
ifneq ($(filter eng.%,$(BUILD_NUMBER)),)
# Trim down BUILD_FINGERPRINT: the default BUILD_NUMBER makes it easily exceed
# the Android system property length limit (PROPERTY_VALUE_MAX=92).
- BF_BUILD_NUMBER := $(USER)$(shell date +%m%d%H%M)
+ BF_BUILD_NUMBER := $(USER)$(shell $(DATE) +%m%d%H%M)
else
BF_BUILD_NUMBER := $(BUILD_NUMBER)
endif
@@ -197,6 +197,7 @@
PRIVATE_BUILD_DESC="$(PRIVATE_BUILD_DESC)" \
BUILD_ID="$(BUILD_ID)" \
BUILD_DISPLAY_ID="$(BUILD_DISPLAY_ID)" \
+ DATE="$(DATE_FROM_FILE)" \
BUILD_NUMBER="$(BUILD_NUMBER_FROM_FILE)" \
BOARD_BUILD_SYSTEM_ROOT_IMAGE="$(BOARD_BUILD_SYSTEM_ROOT_IMAGE)" \
PLATFORM_VERSION="$(PLATFORM_VERSION)" \
@@ -246,8 +247,8 @@
@echo Target vendor buildinfo: $@
@mkdir -p $(dir $@)
$(hide) echo > $@
- $(hide) echo ro.vendor.build.date=`date`>>$@
- $(hide) echo ro.vendor.build.date.utc=`date +%s`>>$@
+ $(hide) echo ro.vendor.build.date=`$(DATE_FROM_FILE)`>>$@
+ $(hide) echo ro.vendor.build.date.utc=`$(DATE_FROM_FILE) +%s`>>$@
$(hide) echo ro.vendor.build.fingerprint="$(BUILD_FINGERPRINT_FROM_FILE)">>$@
endif
@@ -262,8 +263,8 @@
@echo Target bootimage buildinfo: $@
@mkdir -p $(dir $@)
$(hide) echo > $@
- $(hide) echo ro.bootimage.build.date=`date`>>$@
- $(hide) echo ro.bootimage.build.date.utc=`date +%s`>>$@
+ $(hide) echo ro.bootimage.build.date=`$(DATE_FROM_FILE)`>>$@
+ $(hide) echo ro.bootimage.build.date.utc=`$(DATE_FROM_FILE) +%s`>>$@
$(hide) echo ro.bootimage.build.fingerprint="$(BUILD_FINGERPRINT_FROM_FILE)">>$@
# -----------------------------------------------------------------