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resolve IsWow64Process() dynamically; don't rely on its declaration being present in the headers

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40615 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2006-08-15 12:59:22 +00:00
parent e8c502aff3
commit 6deb397d29
1 changed files with 17 additions and 9 deletions
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26
src/msw/utils.cpp
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@ -1162,19 +1162,27 @@ wxString wxGetOsDescription()
return str;
}
// taken from http://blogs.msdn.com/oldnewthing/archive/2005/02/01/364563.aspx
bool wxIsPlatform64Bit()
{
#if defined(_WIN64)
return true; // 64-bit programs run only on Win64
#elif defined(_WIN32)
// 32-bit programs run on both 32-bit and 64-bit Windows
// so must sniff
BOOL f64 = FALSE;
return IsWow64Process(GetCurrentProcess(), &f64) && f64;
#else
return false; // Win64 does not support Win16
#endif
#else // Win32
// 32-bit programs run on both 32-bit and 64-bit Windows so check
typedef BOOL (WINAPI *IsWow64Process_t)(HANDLE, BOOL *);
wxDynamicLibrary dllKernel32(_T("kernel32.dll"));
IsWow64Process_t *pfnIsWow64Process =
(IsWow64Process_t *)dllKernel32.RawGetSymbol(_T("IsWow64Process"));
BOOL wow64 = FALSE;
if ( pfnIsWow64Process )
{
(*pfnIsWow64Process)(::GetCurrentProcess(), &wow64);
}
//else: running under a system without Win64 support
return wow64 != FALSE;
#endif // Win64/Win32
}
wxOperatingSystemId wxGetOsVersion(int *verMaj, int *verMin)