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authorGravatar Abseil Team <absl-team@google.com>2017-09-24 08:20:48 -0700
committerGravatar Derek Mauro <dmauro@google.com>2017-09-25 10:12:29 -0400
commitcf6ab6bb2b800fae859ccc735f398d22a7336a00 (patch)
treeee16a94d16734d11f9e91518038e2712ca025433 /absl/time/time.cc
parent53c239d1fc161975dad32c654e1f42c0ec42f547 (diff)
Changes imported from Abseil "staging" branch:
- b527a3e4b36b644ac424e3c525b1cd393f6f6c40 Fix some typos in the usage examples by Jorg Brown <jorg@google.com> - 82be4a9adf3bb0ddafc0d46274969c99afffe870 Fix typo in optional.h comment. by Abseil Team <absl-team@google.com> - d6ee63bf8fc51fba074c23b33cebc28c808d7f07 Remove internal-only identifiers from code. by Daniel Katz <katzdm@google.com> - f9c3ad2f0d73f53b21603638af8b4bed636e79f4 Use easier understandable names for absl::StartsWith and ... by Abseil Team <absl-team@google.com> - 7c16c14fefee89c927b8789d6043c4691bcffc9b Add -Wno-missing-prototypes back to the LLVM copts. by Derek Mauro <dmauro@google.com> - 2f4b7d2e50c7023240242f1e15db60ccd7e8768d IWYU | absl/strings by Juemin Yang <jueminyang@google.com> - a99cbcc1daa34a2d6a2bb26de275e05173cc77e9 IWYU | absl/type by Juemin Yang <jueminyang@google.com> - 12e1146d0fc76c071d7e0ebaabb62f0a984fae66 Use LLVM_FLAGS and LLVM_TEST_FLAGS when --compiler=llvm. by Derek Mauro <dmauro@google.com> - cd6bea616abda558d0bace5bd77455662a233688 IWYU | absl/debugging by Juemin Yang <jueminyang@google.com> - d9a7382e59d46a8581b6b7a31cd5a48bb89326e9 IWYU | absl/synchronization by Juemin Yang <jueminyang@google.com> - 07ec7d6d5a4a666f4183c5d0ed9c342baa7b24bc IWYU | absl/numeric by Juemin Yang <jueminyang@google.com> - 12bfe40051f4270f8707e191af5652f83f2f750c Remove the RoundTrip{Float,Double}ToBuffer routines from ... by Jorg Brown <jorg@google.com> - eeb4fd67c9d97f66cb9475c3c5e51ab132f1c810 Adds conversion functions for converting between absl/tim... by Greg Miller <jgm@google.com> - 59a2108d05d4ea85dc5cc11e49b2cd2335d4295a Change Substitute to use %.6g formatting rather than 15/1... by Jorg Brown <jorg@google.com> - 394becb48e0fcd161642cdaac5120d32567e0ef8 IWYU | absl/meta by Juemin Yang <jueminyang@google.com> - 1e5da6e8da336699b2469dcf6dda025b9b0ec4c9 Rewrite atomic_hook.h to not use std::atomic<T*> under Wi... by Greg Falcon <gfalcon@google.com> GitOrigin-RevId: b527a3e4b36b644ac424e3c525b1cd393f6f6c40 Change-Id: I14e331d91c956ef045ac7927091a9f179716de0c
Diffstat (limited to 'absl/time/time.cc')
-rw-r--r--absl/time/time.cc13
1 files changed, 13 insertions, 0 deletions
diff --git a/absl/time/time.cc b/absl/time/time.cc
index fd5a41b1..ee14ba30 100644
--- a/absl/time/time.cc
+++ b/absl/time/time.cc
@@ -367,4 +367,17 @@ int64_t ToUniversal(absl::Time t) {
return absl::FloorToUnit(t - absl::UniversalEpoch(), absl::Nanoseconds(100));
}
+Time FromChrono(const std::chrono::system_clock::time_point& tp) {
+ return time_internal::FromUnixDuration(time_internal::FromChrono(
+ tp - std::chrono::system_clock::from_time_t(0)));
+}
+
+std::chrono::system_clock::time_point ToChronoTime(absl::Time t) {
+ using D = std::chrono::system_clock::duration;
+ auto d = time_internal::ToUnixDuration(t);
+ if (d < ZeroDuration()) d = Floor(d, FromChrono(D{1}));
+ return std::chrono::system_clock::from_time_t(0) +
+ time_internal::ToChronoDuration<D>(d);
+}
+
} // namespace absl