如何用c语言获取当前操作系统的类型？
如何获取当前操作系统的类型，比如xp，win7，win8？？？ c语言
[解决办法]
OSVERSIONINFOEX version_info = { sizeof version_info };
GetVersionEx(reinterpret_cast<OSVERSIONINFO*>(&version_info));
version_number_.major = version_info.dwMajorVersion;
version_number_.minor = version_info.dwMinorVersion;
version_number_.build = version_info.dwBuildNumber;
if ((version_number_.major == 5) && (version_number_.minor > 0)) {
// Treat XP Pro x64, Home Server, and Server 2003 R2 as Server 2003.
version_ = (version_number_.minor == 1) ? VERSION_XP : VERSION_SERVER_2003;
} else if (version_number_.major == 6) {
switch (version_number_.minor) {
case 0:
// Treat Windows Server 2008 the same as Windows Vista.
version_ = VERSION_VISTA;
break;
case 1:
// Treat Windows Server 2008 R2 the same as Windows 7.
version_ = VERSION_WIN7;
break;
case 2:
// Treat Windows Server 2012 the same as Windows 8.
version_ = VERSION_WIN8;
break;
default:
DCHECK_EQ(version_number_.minor, 3);
version_ = VERSION_WIN8_1;
break;
}
} else if (version_number_.major > 6) {
NOTREACHED();
version_ = VERSION_WIN_LAST;
}
service_pack_.major = version_info.wServicePackMajor;
service_pack_.minor = version_info.wServicePackMinor;
SYSTEM_INFO system_info = { 0 };
GetNativeSystemInfo(&system_info);
switch (system_info.wProcessorArchitecture) {
case PROCESSOR_ARCHITECTURE_INTEL: architecture_ = X86_ARCHITECTURE; break;
case PROCESSOR_ARCHITECTURE_AMD64: architecture_ = X64_ARCHITECTURE; break;
case PROCESSOR_ARCHITECTURE_IA64: architecture_ = IA64_ARCHITECTURE; break;
}
processors_ = system_info.dwNumberOfProcessors;
allocation_granularity_ = system_info.dwAllocationGranularity;