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-rw-r--r--absl/synchronization/CMakeLists.txt2
-rw-r--r--absl/synchronization/mutex.h2
-rw-r--r--absl/time/BUILD.bazel3
-rw-r--r--absl/time/clock.cc6
-rw-r--r--absl/time/internal/get_current_time_chrono.inc29
-rw-r--r--absl/time/internal/get_current_time_ios.inc80
-rw-r--r--absl/time/internal/get_current_time_windows.inc17
7 files changed, 34 insertions, 105 deletions
diff --git a/absl/synchronization/CMakeLists.txt b/absl/synchronization/CMakeLists.txt
index c19f572592af..de0d7b7d4500 100644
--- a/absl/synchronization/CMakeLists.txt
+++ b/absl/synchronization/CMakeLists.txt
@@ -34,7 +34,7 @@ list(APPEND SYNCHRONIZATION_INTERNAL_HEADERS
 
 
 # synchronization library
-list(APPEND SYNCHRONIZATION_SRC 
+list(APPEND SYNCHRONIZATION_SRC
   "barrier.cc"
   "blocking_counter.cc"
   "internal/create_thread_identity.cc"
diff --git a/absl/synchronization/mutex.h b/absl/synchronization/mutex.h
index 4d9e03123e3a..83c214867ac5 100644
--- a/absl/synchronization/mutex.h
+++ b/absl/synchronization/mutex.h
@@ -558,7 +558,7 @@ class SCOPED_LOCKABLE ReaderMutexLock {
 // WriterMutexLock
 //
 // The `WriterMutexLock` is a helper class, like `MutexLock`, which acquires and
-// releases a write (exclusive) lock on a `Mutex` va RAII.
+// releases a write (exclusive) lock on a `Mutex` via RAII.
 class SCOPED_LOCKABLE WriterMutexLock {
  public:
   explicit WriterMutexLock(Mutex *mu) EXCLUSIVE_LOCK_FUNCTION(mu)
diff --git a/absl/time/BUILD.bazel b/absl/time/BUILD.bazel
index e793da87d10e..c7c16d4376c7 100644
--- a/absl/time/BUILD.bazel
+++ b/absl/time/BUILD.bazel
@@ -30,9 +30,8 @@ cc_library(
         "clock.cc",
         "duration.cc",
         "format.cc",
-        "internal/get_current_time_ios.inc",
+        "internal/get_current_time_chrono.inc",
         "internal/get_current_time_posix.inc",
-        "internal/get_current_time_windows.inc",
         "time.cc",
     ],
     hdrs = [
diff --git a/absl/time/clock.cc b/absl/time/clock.cc
index 772f8525e84f..74ee1401b98c 100644
--- a/absl/time/clock.cc
+++ b/absl/time/clock.cc
@@ -57,10 +57,8 @@ Time Now() {
 #endif
 #endif
 
-#if defined(__APPLE__)
-#include "absl/time/internal/get_current_time_ios.inc"
-#elif defined(_WIN32)
-#include "absl/time/internal/get_current_time_windows.inc"
+#if defined(__APPLE__) || defined(_WIN32)
+#include "absl/time/internal/get_current_time_chrono.inc"
 #else
 #include "absl/time/internal/get_current_time_posix.inc"
 #endif
diff --git a/absl/time/internal/get_current_time_chrono.inc b/absl/time/internal/get_current_time_chrono.inc
new file mode 100644
index 000000000000..cf884a10ed9d
--- /dev/null
+++ b/absl/time/internal/get_current_time_chrono.inc
@@ -0,0 +1,29 @@
+// Copyright 2018 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <chrono>
+#include <cstdint>
+
+namespace absl {
+namespace time_internal {
+
+static int64_t GetCurrentTimeNanosFromSystem() {
+  return std::chrono::duration_cast<std::chrono::nanoseconds>(
+             std::chrono::system_clock::now() -
+             std::chrono::system_clock::from_time_t(0))
+      .count();
+}
+
+}  // namespace time_internal
+}  // namespace absl
diff --git a/absl/time/internal/get_current_time_ios.inc b/absl/time/internal/get_current_time_ios.inc
deleted file mode 100644
index f3db32bf7854..000000000000
--- a/absl/time/internal/get_current_time_ios.inc
+++ /dev/null
@@ -1,80 +0,0 @@
-#include "absl/time/clock.h"
-
-#include <sys/time.h>
-#include <ctime>
-#include <cstdint>
-
-#include "absl/base/internal/raw_logging.h"
-
-// These are not defined in the Xcode 7.3.1 SDK Headers.
-// Once we are no longer supporting Xcode 7.3.1 we can
-// remove these.
-#ifndef __WATCHOS_3_0
-#define __WATCHOS_3_0 30000
-#endif
-
-#ifndef __TVOS_10_0
-#define __TVOS_10_0 100000
-#endif
-
-#ifndef __IPHONE_10_0
-#define __IPHONE_10_0 100000
-#endif
-
-#ifndef __MAC_10_12
-#define __MAC_10_12 101200
-#endif
-
-namespace absl {
-namespace time_internal {
-
-static int64_t GetCurrentTimeNanosFromSystem() {
-#if (__MAC_OS_X_VERSION_MAX_ALLOWED >= __MAC_10_12) ||    \
-    (__IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_10_0) || \
-    (__WATCH_OS_VERSION_MAX_ALLOWED >= __WATCHOS_3_0) ||  \
-    (__TV_OS_VERSION_MAX_ALLOWED >= __TVOS_10_0)
-  // clock_gettime_nsec_np is not defined on SDKs before Xcode 8.0.
-  // This preprocessor logic is based upon __CLOCK_AVAILABILITY in
-  // usr/include/time.h. Once we are no longer supporting Xcode 7.3.1 we can
-  // remove this #if.
-  // We must continue to check if it is defined until we are sure that ALL the
-  // platforms we are shipping on support it.
-  // clock_gettime_nsec_np is preferred because it may give higher accuracy than
-  // gettimeofday in future Apple operating systems.
-  // Currently (macOS 10.12/iOS 10.2) clock_gettime_nsec_np accuracy is
-  // microsecond accuracy (i.e. equivalent to gettimeofday).
-  if (&clock_gettime_nsec_np != nullptr) {
-    return clock_gettime_nsec_np(CLOCK_REALTIME);
-  }
-#endif
-#if (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) &&            \
-     (__MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_12)) ||    \
-    (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) &&           \
-     (__IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_10_0)) || \
-    (defined(__WATCH_OS_VERSION_MIN_REQUIRED) &&            \
-     (__WATCH_OS_VERSION_MIN_REQUIRED < __WATCHOS_3_0)) ||  \
-    (defined(__TV_OS_VERSION_MIN_REQUIRED) &&               \
-     (__TV_OS_VERSION_MIN_REQUIRED < __TVOS_10_0))
-  // We need this block in 2 different cases:
-  // a) where we are compiling with Xcode 7 in which case the block above
-  //    will not be compiled in, and this is the only block executed.
-  // b) where we are compiling with Xcode 8+ but supporting operating systems
-  //    that do not define clock_gettime_nsec_np, so this is in effect
-  //    an else block to the block above.
-  // This block will not be compiled if the min supported version is
-  // guaranteed to supply clock_gettime_nsec_np.
-  //
-  // Once we know that clock_gettime_nsec_np is in the SDK *AND* exists on
-  // all the platforms we support, we can remove both this block and alter the
-  // block above to just call clock_gettime_nsec_np directly.
-  const int64_t kNanosPerSecond = 1000 * 1000 * 1000;
-  const int64_t kNanosPerMicrosecond = 1000;
-  struct timeval tp;
-  ABSL_RAW_CHECK(gettimeofday(&tp, nullptr) == 0, "Failed gettimeofday");
-  return (int64_t{tp.tv_sec} * kNanosPerSecond +
-          int64_t{tp.tv_usec} * kNanosPerMicrosecond);
-#endif
-}
-
-}  // namespace time_internal
-}  // namespace absl
diff --git a/absl/time/internal/get_current_time_windows.inc b/absl/time/internal/get_current_time_windows.inc
deleted file mode 100644
index b22a9c9e9e2e..000000000000
--- a/absl/time/internal/get_current_time_windows.inc
+++ /dev/null
@@ -1,17 +0,0 @@
-#include "absl/time/clock.h"
-
-#include <chrono>
-#include <cstdint>
-
-namespace absl {
-namespace time_internal {
-
-static int64_t GetCurrentTimeNanosFromSystem() {
-  return std::chrono::duration_cast<std::chrono::nanoseconds>(
-             std::chrono::system_clock::now() -
-             std::chrono::system_clock::from_time_t(0))
-      .count();
-}
-
-}  // namespace time_internal
-}  // namespace absl
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