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Disable runtime Windows version test unless targeting older Windows versions.

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This commit is contained in:
Christopher Kohlhoff
2023-04-04 20:15:22 +10:00
parent e93db8e7fa
commit c331b57fa8
2 changed files with 6 additions and 0 deletions
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4
include/boost/asio/detail/impl/win_iocp_io_context.ipp
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@@ -531,6 +531,7 @@ size_t win_iocp_io_context::do_one(DWORD msec,
DWORD win_iocp_io_context::get_gqcs_timeout()
{
#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0600)
OSVERSIONINFOEX osvi;
ZeroMemory(&osvi, sizeof(osvi));
osvi.dwOSVersionInfoSize = sizeof(osvi);
@@ -543,6 +544,9 @@ DWORD win_iocp_io_context::get_gqcs_timeout()
return INFINITE;
return default_gqcs_timeout;
#else // !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0600)
return INFINITE;
#endif // !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0600)
}
void win_iocp_io_context::do_add_timer_queue(timer_queue_base& queue)

2
include/boost/asio/detail/win_iocp_io_context.hpp
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@@ -273,11 +273,13 @@ private:
enum
{
#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0600)
// Timeout to use with GetQueuedCompletionStatus on older versions of
// Windows. Some versions of windows have a "bug" where a call to
// GetQueuedCompletionStatus can appear stuck even though there are events
// waiting on the queue. Using a timeout helps to work around the issue.
default_gqcs_timeout = 500,
#endif // !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0600)
// Maximum waitable timer timeout, in milliseconds.
max_timeout_msec = 5 * 60 * 1000,