xref: /aosp_15_r20/external/libchrome/libchrome_tools/patch/build_time.patch (revision 635a864187cb8b6c713ff48b7e790a6b21769273)

--- a/base/build_time.cc
+++ b/base/build_time.cc
@@ -4,20 +4,31 @@

 #include "base/build_time.h"

-// Imports the generated build date, i.e. BUILD_DATE.
-#include "base/generated_build_date.h"
-
 #include "base/logging.h"
 #include "base/time/time.h"

+#ifdef __ANDROID__
+#include <cutils/properties.h>
+#endif
+
 namespace base {

 Time GetBuildTime() {
   Time integral_build_time;
-  // BUILD_DATE is exactly "Mmm DD YYYY HH:MM:SS".
-  // See //build/write_build_date_header.py. "HH:MM:SS" is normally expected to
-  // be "05:00:00" but is not enforced here.
-  bool result = Time::FromUTCString(BUILD_DATE, &integral_build_time);
+  // The format of __DATE__ and __TIME__ is specified by the ANSI C Standard,
+  // section 6.8.8.
+  //
+  // __DATE__ is exactly "Mmm DD YYYY".
+  // __TIME__ is exactly "hh:mm:ss".
+#if defined(__ANDROID__)
+  char kDateTime[PROPERTY_VALUE_MAX];
+  property_get("ro.build.date", kDateTime, "Sep 02 2008 08:00:00 PST");
+#elif defined(DONT_EMBED_BUILD_METADATA) && !defined(OFFICIAL_BUILD)
+  const char kDateTime[] = "Sep 02 2008 08:00:00 PST";
+#else
+  const char kDateTime[] = __DATE__ " " __TIME__ " PST";
+#endif
+  bool result = Time::FromString(kDateTime, &integral_build_time);
   DCHECK(result);
   return integral_build_time;
 }
--- a/base/build_time_unittest.cc
+++ b/base/build_time_unittest.cc
@@ -3,13 +3,19 @@
 // found in the LICENSE file.

 #include "base/build_time.h"
+#if !defined(DONT_EMBED_BUILD_METADATA)
 #include "base/generated_build_date.h"
+#endif
 #include "base/time/time.h"

 #include "testing/gtest/include/gtest/gtest.h"

 TEST(BuildTime, DateLooksValid) {
+#if !defined(DONT_EMBED_BUILD_METADATA)
   char build_date[] = BUILD_DATE;
+#else
+  char build_date[] = "Sep 02 2008 05:00:00";
+#endif

   EXPECT_EQ(20u, strlen(build_date));
   EXPECT_EQ(' ', build_date[3]);
@@ -30,8 +36,10 @@ TEST(BuildTime, InThePast) {
   EXPECT_LT(base::GetBuildTime(), base::Time::NowFromSystemTime());
 }

+#if !defined(DONT_EMBED_BUILD_METADATA)
 TEST(BuildTime, NotTooFar) {
   // BuildTime must be less than 45 days old.
   base::Time cutoff(base::Time::Now() - base::TimeDelta::FromDays(45));
   EXPECT_GT(base::GetBuildTime(), cutoff);
 }
+#endif