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feat: add thread-safe detail::gmtime_s

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ToruNiina
2019-12-06 20:33:15 +09:00
parent 63fdbd25cf
commit 5a8d368927
1 changed files with 21 additions and 1 deletions
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22
toml/datetime.hpp
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@@ -28,6 +28,13 @@ inline std::tm localtime_s(const std::time_t* src)
if (!result) { throw std::runtime_error("localtime_r failed."); } if (!result) { throw std::runtime_error("localtime_r failed."); }
return dst; return dst;
} }
inline std::tm gmtime_s(const std::time_t* src)
{
std::tm dst;
const auto result = ::gmtime_r(src, &dst);
if (!result) { throw std::runtime_error("gmtime_r failed."); }
return dst;
}
#elif _MSC_VER #elif _MSC_VER
inline std::tm localtime_s(const std::time_t* src) inline std::tm localtime_s(const std::time_t* src)
{ {
@@ -36,13 +43,26 @@ inline std::tm localtime_s(const std::time_t* src)
if (result) { throw std::runtime_error("localtime_s failed."); } if (result) { throw std::runtime_error("localtime_s failed."); }
return dst; return dst;
} }
#else inline std::tm gmtime_s(const std::time_t* src)
{
std::tm dst;
const auto result = ::gmtime_s(&dst, src);
if (result) { throw std::runtime_error("gmtime_s failed."); }
return dst;
}
#else // fallback. not threadsafe
inline std::tm localtime_s(const std::time_t* src) inline std::tm localtime_s(const std::time_t* src)
{ {
const auto result = std::localtime(src); const auto result = std::localtime(src);
if (!result) { throw std::runtime_error("localtime failed."); } if (!result) { throw std::runtime_error("localtime failed."); }
return *result; return *result;
} }
inline std::tm gmtime_s(const std::time_t* src)
{
const auto result = std::gmtime(src);
if (!result) { throw std::runtime_error("gmtime failed."); }
return *result;
}
#endif #endif
} // detail } // detail