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Fixes #2809.

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[SVN r53677]
This commit is contained in:
Andrey Semashev
2009-06-06 11:24:09 +00:00
parent 9496e6ba33
commit 94fe1d551e
1 changed files with 9 additions and 11 deletions
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20
include/boost/date_time/filetime_functions.hpp
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@@ -10,7 +10,7 @@
*/
/*! @file filetime_functions.hpp
* Function(s) for converting between a FILETIME structure and a
* Function(s) for converting between a FILETIME structure and a
* time object. This file is only available on systems that have
* BOOST_HAS_FTIME defined.
*/
@@ -51,13 +51,13 @@ namespace winapi {
boost::uint16_t wHour;
boost::uint16_t wMinute;
boost::uint16_t wSecond;
boost::uint16_t wMilliseconds;
boost::uint16_t wMilliseconds;
};
__declspec(dllimport) void __stdcall GetSystemTimeAsFileTime(FILETIME* lpFileTime);
__declspec(dllimport) int __stdcall FileTimeToLocalFileTime(const FILETIME* lpFileTime, FILETIME* lpLocalFileTime);
__declspec(dllimport) void __stdcall GetSystemTime(SYSTEMTIME* lpSystemTime);
__declspec(dllimport) int __stdcall SystemTimeToFileTime(const SYSTEMTIME* lpSystemTime, FILETIME* lpFileTime);
__declspec(dllimport) void __stdcall GetSystemTimeAsFileTime(FILETIME* lpFileTime);
__declspec(dllimport) int __stdcall FileTimeToLocalFileTime(const FILETIME* lpFileTime, FILETIME* lpLocalFileTime);
__declspec(dllimport) void __stdcall GetSystemTime(SYSTEMTIME* lpSystemTime);
__declspec(dllimport) int __stdcall SystemTimeToFileTime(const SYSTEMTIME* lpSystemTime, FILETIME* lpFileTime);
} // extern "C"
@@ -96,9 +96,7 @@ namespace winapi {
{
/* shift is difference between 1970-Jan-01 & 1601-Jan-01
* in 100-nanosecond intervals */
const uint64_t c1 = 27111902UL;
const uint64_t c2 = 3577643008UL; // issues warning without 'UL'
const uint64_t shift = (c1 << 32) + c2;
const uint64_t shift = 116444736000000000ULL; // (27111902 << 32) + 3577643008
union {
FileTimeT as_file_time;
@@ -115,8 +113,8 @@ namespace winapi {
//! Create a time object from an initialized FILETIME struct.
/*!
* Create a time object from an initialized FILETIME struct.
* A FILETIME struct holds 100-nanosecond units (0.0000001). When
* built with microsecond resolution the file_time's sub second value
* A FILETIME struct holds 100-nanosecond units (0.0000001). When
* built with microsecond resolution the file_time's sub second value
* will be truncated. Nanosecond resolution has no truncation.
*
* \note The function is templated on the FILETIME type, so that