diff options
Diffstat (limited to 'absl/time/internal/cctz/src/zone_info_source.cc')
| -rw-r--r-- | absl/time/internal/cctz/src/zone_info_source.cc | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/absl/time/internal/cctz/src/zone_info_source.cc b/absl/time/internal/cctz/src/zone_info_source.cc index 132484628cd9..42f50c5e8fb4 100644 --- a/absl/time/internal/cctz/src/zone_info_source.cc +++ b/absl/time/internal/cctz/src/zone_info_source.cc @@ -46,7 +46,13 @@ std::unique_ptr<absl::time_internal::cctz::ZoneInfoSource> DefaultFactory( // A "weak" definition for cctz_extension::zone_info_source_factory. // The user may override this with their own "strong" definition (see // zone_info_source.h). -#if defined(_MSC_VER) +#if !defined(__has_attribute) +#define __has_attribute(x) 0 +#endif +#if __has_attribute(weak) || defined(__GNUC__) +ZoneInfoSourceFactory zone_info_source_factory + __attribute__((weak)) = DefaultFactory; +#elif defined(_MSC_VER) && !defined(_LIBCPP_VERSION) extern ZoneInfoSourceFactory zone_info_source_factory; extern ZoneInfoSourceFactory default_factory; ZoneInfoSourceFactory default_factory = DefaultFactory; @@ -60,19 +66,11 @@ ZoneInfoSourceFactory default_factory = DefaultFactory; "/alternatename:?zone_info_source_factory@cctz_extension@time_internal@absl@@3P6A?AV?$unique_ptr@VZoneInfoSource@cctz@time_internal@absl@@U?$default_delete@VZoneInfoSource@cctz@time_internal@absl@@@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@5@AEBV?$function@$$A6A?AV?$unique_ptr@VZoneInfoSource@cctz@time_internal@absl@@U?$default_delete@VZoneInfoSource@cctz@time_internal@absl@@@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@2@@Z@5@@ZEA=?default_factory@cctz_extension@time_internal@absl@@3P6A?AV?$unique_ptr@VZoneInfoSource@cctz@time_internal@absl@@U?$default_delete@VZoneInfoSource@cctz@time_internal@absl@@@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@5@AEBV?$function@$$A6A?AV?$unique_ptr@VZoneInfoSource@cctz@time_internal@absl@@U?$default_delete@VZoneInfoSource@cctz@time_internal@absl@@@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@2@@Z@5@@ZEA") #else #error Unsupported MSVC platform -#endif -#else // _MSC_VER -#if !defined(__has_attribute) -#define __has_attribute(x) 0 -#endif -#if __has_attribute(weak) || defined(__GNUC__) -ZoneInfoSourceFactory zone_info_source_factory - __attribute__((weak)) = DefaultFactory; +#endif // _M_<PLATFORM> #else // Make it a "strong" definition if we have no other choice. ZoneInfoSourceFactory zone_info_source_factory = DefaultFactory; #endif -#endif // _MSC_VER } // namespace cctz_extension } // namespace time_internal |