qt-creator/src/libs/utils/hostosinfo.cpp

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#include "hostosinfo.h"

#ifdef Q_OS_WIN
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0501 /* WinXP, needed for GetNativeSystemInfo() */
#include <qt_windows.h>
#endif

using namespace Utils;

#ifdef Q_OS_WIN
static WORD hostProcessorArchitecture()
{
    SYSTEM_INFO info;
    GetNativeSystemInfo(&info);
    return info.wProcessorArchitecture;
}
#endif

HostOsInfo::HostArchitecture HostOsInfo::hostArchitecture()
{
#ifdef Q_OS_WIN
    static const WORD processorArchitecture = hostProcessorArchitecture();
    switch (processorArchitecture) {
    case PROCESSOR_ARCHITECTURE_AMD64:
        return HostOsInfo::HostArchitectureAMD64;
    case PROCESSOR_ARCHITECTURE_INTEL:
        return HostOsInfo::HostArchitectureX86;
    case PROCESSOR_ARCHITECTURE_IA64:
        return HostOsInfo::HostArchitectureItanium;
    case PROCESSOR_ARCHITECTURE_ARM:
        return HostOsInfo::HostArchitectureArm;
    default:
        return HostOsInfo::HostArchitectureUnknown;
    }
#else
    return HostOsInfo::HostArchitectureUnknown;
#endif
}