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OS Detection
Implements automatic OS and architecture detection. This code has been taken from the Qt repositories for Qt 5.4 (LGPL) and slightly modified into the SubsurfaceSysInfo class. Signed-off-by: Joseph W. Joshua <joejoshw@gmail.com> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Joseph W. Joshua
Dirk Hohndel
parent
cdd3b3d9cd
commit
1ec5e6ffc4
4 changed files with 903 additions and 3 deletions
603
subsurfacesysinfo.cpp
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603
subsurfacesysinfo.cpp
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#include "subsurfacesysinfo.h"
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#include <QString>
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#include "qplatformdefs.h"
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#ifdef Q_OS_UNIX
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#include <sys/utsname.h>
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#endif
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// main part: processor type
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#if defined(Q_PROCESSOR_ALPHA)
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# define ARCH_PROCESSOR "alpha"
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#elif defined(Q_PROCESSOR_ARM)
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# define ARCH_PROCESSOR "arm"
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#elif defined(Q_PROCESSOR_AVR32)
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# define ARCH_PROCESSOR "avr32"
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#elif defined(Q_PROCESSOR_BLACKFIN)
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# define ARCH_PROCESSOR "bfin"
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#elif defined(Q_PROCESSOR_X86_32)
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# define ARCH_PROCESSOR "i386"
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#elif defined(Q_PROCESSOR_X86_64)
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# define ARCH_PROCESSOR "x86_64"
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#elif defined(Q_PROCESSOR_IA64)
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# define ARCH_PROCESSOR "ia64"
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#elif defined(Q_PROCESSOR_MIPS)
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# define ARCH_PROCESSOR "mips"
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#elif defined(Q_PROCESSOR_POWER)
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# define ARCH_PROCESSOR "power"
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#elif defined(Q_PROCESSOR_S390)
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# define ARCH_PROCESSOR "s390"
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#elif defined(Q_PROCESSOR_SH)
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# define ARCH_PROCESSOR "sh"
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#elif defined(Q_PROCESSOR_SPARC)
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# define ARCH_PROCESSOR "sparc"
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#else
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# define ARCH_PROCESSOR "unknown"
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#endif
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// endinanness
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#if defined(Q_LITTLE_ENDIAN)
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# define ARCH_ENDIANNESS "little_endian"
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#elif defined(Q_BIG_ENDIAN)
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# define ARCH_ENDIANNESS "big_endian"
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#endif
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// pointer type
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#if defined(Q_OS_WIN64) || (defined(Q_OS_WINRT) && defined(_M_X64))
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# define ARCH_POINTER "llp64"
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#elif defined(__LP64__) || QT_POINTER_SIZE - 0 == 8
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# define ARCH_POINTER "lp64"
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#else
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# define ARCH_POINTER "ilp32"
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#endif
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// secondary: ABI string (includes the dash)
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#if defined(__ARM_EABI__) || defined(__mips_eabi)
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# define ARCH_ABI1 "-eabi"
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#elif defined(_MIPS_SIM)
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# if _MIPS_SIM == _ABIO32
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# define ARCH_ABI1 "-o32"
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# elif _MIPS_SIM == _ABIN32
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# define ARCH_ABI1 "-n32"
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# elif _MIPS_SIM == _ABI64
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# define ARCH_ABI1 "-n64"
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# elif _MIPS_SIM == _ABIO64
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# define ARCH_ABI1 "-o64"
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# endif
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#else
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# define ARCH_ABI1 ""
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#endif
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#if defined(__ARM_PCS_VFP) || defined(__mips_hard_float)
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# define ARCH_ABI2 "-hardfloat"
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#else
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# define ARCH_ABI2 ""
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#endif
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#define ARCH_ABI ARCH_ABI1 ARCH_ABI2
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#define ARCH_FULL ARCH_PROCESSOR "-" ARCH_ENDIANNESS "-" ARCH_POINTER ARCH_ABI
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#if defined(Q_OS_OSX)
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Q_CORE_EXPORT OSErr qt_mac_create_fsref(const QString &file, FSRef *fsref)
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{
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return FSPathMakeRef(reinterpret_cast<const UInt8 *>(file.toUtf8().constData()), fsref, 0);
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}
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Q_CORE_EXPORT void qt_mac_to_pascal_string(QString s, Str255 str, TextEncoding encoding=0, int len=-1)
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{
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Q_UNUSED(encoding);
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Q_UNUSED(len);
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CFStringGetPascalString(QCFString(s), str, 256, CFStringGetSystemEncoding());
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}
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Q_CORE_EXPORT QString qt_mac_from_pascal_string(const Str255 pstr) {
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return QCFString(CFStringCreateWithPascalString(0, pstr, CFStringGetSystemEncoding()));
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}
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SubsurfaceSysInfo::MacVersion SubsurfaceSysInfo::macVersion()
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{
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#if defined(Q_OS_OSX)
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SInt32 gestalt_version;
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if (Gestalt(gestaltSystemVersionMinor, &gestalt_version) == noErr) {
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// add 2 because OS X 10.0 is 0x02 in the enum
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return SubsurfaceSysInfo::MacVersion(gestalt_version + 2);
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}
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#elif defined(Q_OS_IOS)
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return qt_ios_version(); // qtcore_mac_objc.mm
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#endif
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return SubsurfaceSysInfo::MV_Unknown;
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}
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const SubsurfaceSysInfo::MacVersion SubsurfaceSysInfo::MacintoshVersion = SubsurfaceSysInfo::macVersion();
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#elif defined(Q_OS_WIN) || defined(Q_OS_CYGWIN) || defined(Q_OS_WINCE) || defined(Q_OS_WINRT)
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QT_BEGIN_INCLUDE_NAMESPACE
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#include "qt_windows.h"
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QT_END_INCLUDE_NAMESPACE
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#ifndef Q_OS_WINRT
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static inline OSVERSIONINFO winOsVersion()
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{
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OSVERSIONINFO result = { sizeof(OSVERSIONINFO), 0, 0, 0, 0, {'\0'}};
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// GetVersionEx() has been deprecated in Windows 8.1 and will return
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// only Windows 8 from that version on.
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# if defined(_MSC_VER) && _MSC_VER >= 1800
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# pragma warning( push )
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# pragma warning( disable : 4996 )
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# endif
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GetVersionEx(&result);
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# if defined(_MSC_VER) && _MSC_VER >= 1800
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# pragma warning( pop )
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# endif
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# ifndef Q_OS_WINCE
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if (result.dwMajorVersion == 6 && result.dwMinorVersion == 2) {
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// This could be Windows 8.1 or higher. Note that as of Windows 9,
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// the major version needs to be checked as well.
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DWORDLONG conditionMask = 0;
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VER_SET_CONDITION(conditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL);
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VER_SET_CONDITION(conditionMask, VER_MINORVERSION, VER_GREATER_EQUAL);
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VER_SET_CONDITION(conditionMask, VER_PLATFORMID, VER_EQUAL);
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OSVERSIONINFOEX checkVersion = { sizeof(OSVERSIONINFOEX), result.dwMajorVersion, result.dwMinorVersion,
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result.dwBuildNumber, result.dwPlatformId, {'\0'}, 0, 0, 0, 0, 0 };
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for ( ; VerifyVersionInfo(&checkVersion, VER_MAJORVERSION | VER_MINORVERSION | VER_PLATFORMID, conditionMask); ++checkVersion.dwMinorVersion)
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result.dwMinorVersion = checkVersion.dwMinorVersion;
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}
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# endif // !Q_OS_WINCE
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return result;
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}
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#endif // !Q_OS_WINRT
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SubsurfaceSysInfo::WinVersion SubsurfaceSysInfo::windowsVersion()
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{
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#ifndef VER_PLATFORM_WIN32s
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#define VER_PLATFORM_WIN32s 0
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#endif
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#ifndef VER_PLATFORM_WIN32_WINDOWS
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#define VER_PLATFORM_WIN32_WINDOWS 1
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#endif
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#ifndef VER_PLATFORM_WIN32_NT
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#define VER_PLATFORM_WIN32_NT 2
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#endif
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#ifndef VER_PLATFORM_WIN32_CE
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#define VER_PLATFORM_WIN32_CE 3
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#endif
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static SubsurfaceSysInfo::WinVersion winver;
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if (winver)
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return winver;
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#ifdef Q_OS_WINRT
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winver = SubsurfaceSysInfo::WV_WINDOWS8;
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#else
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winver = SubsurfaceSysInfo::WV_NT;
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const OSVERSIONINFO osver = winOsVersion();
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#ifdef Q_OS_WINCE
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DWORD qt_cever = 0;
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qt_cever = osver.dwMajorVersion * 100;
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qt_cever += osver.dwMinorVersion * 10;
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#endif
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switch (osver.dwPlatformId) {
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case VER_PLATFORM_WIN32s:
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winver = SubsurfaceSysInfo::WV_32s;
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break;
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case VER_PLATFORM_WIN32_WINDOWS:
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// We treat Windows Me (minor 90) the same as Windows 98
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if (osver.dwMinorVersion == 90)
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winver = SubsurfaceSysInfo::WV_Me;
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else if (osver.dwMinorVersion == 10)
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winver = SubsurfaceSysInfo::WV_98;
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else
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winver = SubsurfaceSysInfo::WV_95;
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break;
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#ifdef Q_OS_WINCE
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case VER_PLATFORM_WIN32_CE:
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if (qt_cever >= 600)
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winver = SubsurfaceSysInfo::WV_CE_6;
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if (qt_cever >= 500)
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winver = SubsurfaceSysInfo::WV_CE_5;
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else if (qt_cever >= 400)
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winver = SubsurfaceSysInfo::WV_CENET;
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else
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winver = SubsurfaceSysInfo::WV_CE;
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break;
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#endif
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default: // VER_PLATFORM_WIN32_NT
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if (osver.dwMajorVersion < 5) {
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winver = SubsurfaceSysInfo::WV_NT;
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} else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 0) {
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winver = SubsurfaceSysInfo::WV_2000;
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} else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 1) {
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winver = SubsurfaceSysInfo::WV_XP;
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} else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 2) {
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winver = SubsurfaceSysInfo::WV_2003;
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} else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 0) {
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winver = SubsurfaceSysInfo::WV_VISTA;
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} else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 1) {
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winver = SubsurfaceSysInfo::WV_WINDOWS7;
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} else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 2) {
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winver = SubsurfaceSysInfo::WV_WINDOWS8;
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} else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 3) {
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winver = SubsurfaceSysInfo::WV_WINDOWS8_1;
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} else {
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qWarning("Qt: Untested Windows version %d.%d detected!",
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int(osver.dwMajorVersion), int(osver.dwMinorVersion));
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winver = SubsurfaceSysInfo::WV_NT_based;
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}
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}
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#ifdef QT_DEBUG
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{
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QByteArray override = qgetenv("QT_WINVER_OVERRIDE");
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if (override.isEmpty())
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return winver;
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if (override == "Me")
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winver = SubsurfaceSysInfo::WV_Me;
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if (override == "95")
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winver = SubsurfaceSysInfo::WV_95;
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else if (override == "98")
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winver = SubsurfaceSysInfo::WV_98;
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else if (override == "NT")
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winver = SubsurfaceSysInfo::WV_NT;
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else if (override == "2000")
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winver = SubsurfaceSysInfo::WV_2000;
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else if (override == "2003")
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winver = SubsurfaceSysInfo::WV_2003;
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else if (override == "XP")
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winver = SubsurfaceSysInfo::WV_XP;
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else if (override == "VISTA")
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winver = SubsurfaceSysInfo::WV_VISTA;
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else if (override == "WINDOWS7")
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winver = SubsurfaceSysInfo::WV_WINDOWS7;
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else if (override == "WINDOWS8")
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winver = SubsurfaceSysInfo::WV_WINDOWS8;
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else if (override == "WINDOWS8_1")
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winver = SubsurfaceSysInfo::WV_WINDOWS8_1;
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}
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#endif
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#endif // !Q_OS_WINRT
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return winver;
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}
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static const char *winVer_helper()
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{
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switch (int(SubsurfaceSysInfo::WindowsVersion)) {
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case SubsurfaceSysInfo::WV_NT:
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return "NT";
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case SubsurfaceSysInfo::WV_2000:
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return "2000";
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case SubsurfaceSysInfo::WV_XP:
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return "XP";
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case SubsurfaceSysInfo::WV_2003:
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return "2003";
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case SubsurfaceSysInfo::WV_VISTA:
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return "Vista";
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case SubsurfaceSysInfo::WV_WINDOWS7:
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return "7";
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case SubsurfaceSysInfo::WV_WINDOWS8:
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return "8";
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case SubsurfaceSysInfo::WV_WINDOWS8_1:
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return "8.1";
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case SubsurfaceSysInfo::WV_CE:
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return "CE";
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case SubsurfaceSysInfo::WV_CENET:
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return "CENET";
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case SubsurfaceSysInfo::WV_CE_5:
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return "CE5";
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case SubsurfaceSysInfo::WV_CE_6:
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return "CE6";
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}
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// unknown, future version
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return 0;
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}
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const SubsurfaceSysInfo::WinVersion SubsurfaceSysInfo::WindowsVersion = SubsurfaceSysInfo::windowsVersion();
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#endif
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#if defined(Q_OS_UNIX)
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# if (defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)) || defined(Q_OS_FREEBSD)
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# define USE_ETC_OS_RELEASE
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# endif
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struct QUnixOSVersion
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{
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// from uname(2)
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QString sysName;
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QString sysNameLower;
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QString sysRelease;
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# if !defined(Q_OS_ANDROID) && !defined(Q_OS_BLACKBERRY) && !defined(Q_OS_MAC)
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// from /etc/os-release or guessed
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QString versionIdentifier; // ${ID}_$VERSION_ID
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QString versionText; // $PRETTY_NAME
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# endif
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};
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#ifdef USE_ETC_OS_RELEASE
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static QString unquote(const char *begin, const char *end)
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{
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if (*begin == '"') {
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Q_ASSERT(end[-1] == '"');
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return QString::fromLatin1(begin + 1, end - begin - 2);
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}
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return QString::fromLatin1(begin, end - begin);
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}
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static bool readEtcOsRelease(QUnixOSVersion &v)
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{
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// we're avoiding QFile here
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int fd = QT_OPEN("/etc/os-release", O_RDONLY);
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if (fd == -1)
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return false;
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QT_STATBUF sbuf;
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if (QT_FSTAT(fd, &sbuf) == -1) {
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QT_CLOSE(fd);
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return false;
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}
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QString partialIdentifier;
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QByteArray buffer(sbuf.st_size, Qt::Uninitialized);
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buffer.resize(QT_READ(fd, buffer.data(), sbuf.st_size));
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QT_CLOSE(fd);
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const char *ptr = buffer.constData();
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const char *end = buffer.constEnd();
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const char *eol;
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for ( ; ptr != end; ptr = eol + 1) {
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static const char idString[] = "ID=";
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static const char prettyNameString[] = "PRETTY_NAME=";
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static const char versionIdString[] = "VERSION_ID=";
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// find the end of the line after ptr
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eol = static_cast<const char *>(memchr(ptr, '\n', end - ptr));
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if (!eol)
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eol = end - 1;
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int cmp = strncmp(ptr, idString, strlen(idString));
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if (cmp < 0)
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continue;
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if (cmp == 0) {
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ptr += strlen(idString);
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QString id = unquote(ptr, eol);
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if (partialIdentifier.isNull())
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partialIdentifier = id;
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else
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v.versionIdentifier = id + QLatin1Char('_') + partialIdentifier;
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continue;
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}
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cmp = strncmp(ptr, prettyNameString, strlen(prettyNameString));
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if (cmp < 0)
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continue;
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if (cmp == 0) {
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ptr += strlen(prettyNameString);
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v.versionText = unquote(ptr, eol);
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continue;
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}
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cmp = strncmp(ptr, versionIdString, strlen(versionIdString));
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if (cmp < 0)
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continue;
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if (cmp == 0) {
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ptr += strlen(versionIdString);
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QString id = unquote(ptr, eol);
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if (partialIdentifier.isNull())
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partialIdentifier = id;
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else
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v.versionIdentifier = partialIdentifier + QLatin1Char('_') + id;
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continue;
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}
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}
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return true;
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}
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#endif // USE_ETC_OS_RELEASE
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static QUnixOSVersion detectUnixVersion()
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{
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QUnixOSVersion v;
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struct utsname u;
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if (uname(&u) != -1) {
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v.sysName = QString::fromLatin1(u.sysname);
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v.sysNameLower = v.sysName.toLower();
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v.sysRelease = QString::fromLatin1(u.release);
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} else {
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v.sysName = QLatin1String("Detection failed");
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// leave sysNameLower & sysRelease unset
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}
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# if !defined(Q_OS_ANDROID) && !defined(Q_OS_BLACKBERRY) && !defined(Q_OS_MAC)
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# ifdef USE_ETC_OS_RELEASE
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if (readEtcOsRelease(v))
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return v;
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# endif
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if (!v.sysNameLower.isEmpty()) {
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// will produce "qnx_6.5" or "sunos_5.9"
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v.versionIdentifier = v.sysNameLower + QLatin1Char('_') + v.sysRelease;
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}
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# endif
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return v;
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}
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#endif
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QString SubsurfaceSysInfo::unknownText()
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{
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return QStringLiteral("unknown");
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}
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QString SubsurfaceSysInfo::cpuArchitecture()
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{
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return QStringLiteral(ARCH_PROCESSOR);
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}
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QString SubsurfaceSysInfo::fullCpuArchitecture()
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{
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return QLatin1String(ARCH_FULL);
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}
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||||
|
||||
QString SubsurfaceSysInfo::osType()
|
||||
{
|
||||
#if defined(Q_OS_WINPHONE)
|
||||
return QStringLiteral("winphone");
|
||||
#elif defined(Q_OS_WINRT)
|
||||
return QStringLiteral("winrt");
|
||||
#elif defined(Q_OS_WINCE)
|
||||
return QStringLiteral("wince");
|
||||
#elif defined(Q_OS_WIN)
|
||||
return QStringLiteral("windows");
|
||||
|
||||
#elif defined(Q_OS_BLACKBERRY)
|
||||
return QStringLiteral("blackberry");
|
||||
#elif defined(Q_OS_QNX)
|
||||
return QStringLiteral("qnx");
|
||||
|
||||
#elif defined(Q_OS_ANDROID)
|
||||
return QStringLiteral("android");
|
||||
#elif defined(Q_OS_LINUX)
|
||||
return QStringLiteral("linux");
|
||||
|
||||
#elif defined(Q_OS_IOS)
|
||||
return QStringLiteral("ios");
|
||||
#elif defined(Q_OS_OSX)
|
||||
return QStringLiteral("osx");
|
||||
#elif defined(Q_OS_DARWIN)
|
||||
return QStringLiteral("darwin");
|
||||
|
||||
#elif defined(Q_OS_FREEBSD_KERNEL)
|
||||
return QStringLiteral("freebsd");
|
||||
#elif defined(Q_OS_UNIX)
|
||||
QUnixOSVersion unixOsVersion = detectUnixVersion();
|
||||
if (!unixOsVersion.sysNameLower.isEmpty())
|
||||
return unixOsVersion.sysNameLower;
|
||||
#endif
|
||||
return unknownText();
|
||||
}
|
||||
|
||||
QString SubsurfaceSysInfo::osKernelVersion()
|
||||
{
|
||||
#ifdef Q_OS_WINRT
|
||||
// TBD
|
||||
return QString();
|
||||
#elif defined(Q_OS_WIN)
|
||||
const OSVERSIONINFO osver = winOsVersion();
|
||||
return QString::number(int(osver.dwMajorVersion)) + QLatin1Char('.') + QString::number(int(osver.dwMinorVersion))
|
||||
+ QLatin1Char('.') + QString::number(int(osver.dwBuildNumber));
|
||||
#else
|
||||
return detectUnixVersion().sysRelease;
|
||||
#endif
|
||||
}
|
||||
|
||||
QString SubsurfaceSysInfo::osVersion()
|
||||
{
|
||||
#if defined(Q_OS_IOS)
|
||||
int major = (int(MacintoshVersion) >> 4) & 0xf;
|
||||
int minor = int(MacintoshVersion) & 0xf;
|
||||
if (Q_LIKELY(major < 10 && minor < 10)) {
|
||||
char buf[4] = { char(major + '0'), '.', char(minor + '0'), '\0' };
|
||||
return QString::fromLatin1(buf, 3);
|
||||
}
|
||||
return QString::number(major) + QLatin1Char('.') + QString::number(minor);
|
||||
#elif defined(Q_OS_OSX)
|
||||
int minor = int(MacintoshVersion) - 2; // we're not running on Mac OS 9
|
||||
Q_ASSERT(minor < 100);
|
||||
char buf[] = "10.0\0";
|
||||
if (Q_LIKELY(minor < 10)) {
|
||||
buf[3] += minor;
|
||||
} else {
|
||||
buf[3] += minor / 10;
|
||||
buf[4] = '0' + minor % 10;
|
||||
}
|
||||
return QString::fromLatin1(buf);
|
||||
#elif defined(Q_OS_WIN)
|
||||
const char *version = winVer_helper();
|
||||
if (version)
|
||||
return QString::fromLatin1(version).toLower();
|
||||
// fall through
|
||||
|
||||
// Android and Blackberry should not fall through to the Unix code
|
||||
#elif defined(Q_OS_ANDROID)
|
||||
// TBD
|
||||
#elif defined(Q_OS_BLACKBERRY)
|
||||
deviceinfo_details_t *deviceInfo;
|
||||
if (deviceinfo_get_details(&deviceInfo) == BPS_SUCCESS) {
|
||||
QString bbVersion = QString::fromLatin1(deviceinfo_details_get_device_os_version(deviceInfo));
|
||||
deviceinfo_free_details(&deviceInfo);
|
||||
return bbVersion;
|
||||
}
|
||||
#elif defined(Q_OS_UNIX)
|
||||
QUnixOSVersion unixOsVersion = detectUnixVersion();
|
||||
if (!unixOsVersion.versionIdentifier.isEmpty())
|
||||
return unixOsVersion.versionIdentifier;
|
||||
#endif
|
||||
|
||||
// fallback
|
||||
return unknownText();
|
||||
}
|
||||
|
||||
QString SubsurfaceSysInfo::prettyOsName()
|
||||
{
|
||||
#if defined(Q_OS_IOS)
|
||||
return QLatin1String("iOS ") + osVersion();
|
||||
#elif defined(Q_OS_OSX)
|
||||
// get the known codenames
|
||||
const char *basename = 0;
|
||||
switch (int(MacintoshVersion)) {
|
||||
case MV_CHEETAH:
|
||||
case MV_PUMA:
|
||||
case MV_JAGUAR:
|
||||
case MV_PANTHER:
|
||||
case MV_TIGER:
|
||||
// This version of Qt does not run on those versions of OS X
|
||||
// so this case label will never be reached
|
||||
Q_UNREACHABLE();
|
||||
break;
|
||||
case MV_LEOPARD:
|
||||
basename = "Mac OS X Leopard (";
|
||||
break;
|
||||
case MV_SNOWLEOPARD:
|
||||
basename = "Mac OS X Snow Leopard (";
|
||||
break;
|
||||
case MV_LION:
|
||||
basename = "Mac OS X Lion (";
|
||||
break;
|
||||
case MV_MOUNTAINLION:
|
||||
basename = "OS X Mountain Lion (";
|
||||
break;
|
||||
case MV_MAVERICKS:
|
||||
basename = "OS X Mavericks (";
|
||||
break;
|
||||
case MV_YOSEMITE:
|
||||
basename = "OS X Yosemite (";
|
||||
break;
|
||||
}
|
||||
if (basename)
|
||||
return QLatin1String(basename) + osVersion() + QLatin1Char(')');
|
||||
|
||||
// a future version of OS X
|
||||
return QLatin1String("OS X ") + osVersion();
|
||||
#elif defined(Q_OS_WINPHONE)
|
||||
return QLatin1String("Windows Phone ") + QLatin1String(winVer_helper());
|
||||
#elif defined(Q_OS_WIN)
|
||||
return QLatin1String("Windows ") + QLatin1String(winVer_helper());
|
||||
#elif defined(Q_OS_ANDROID)
|
||||
return QLatin1String("Android ") + osVersion();
|
||||
#elif defined(Q_OS_BLACKBERRY)
|
||||
return QLatin1String("BlackBerry ") + osVersion();
|
||||
#elif defined(Q_OS_UNIX)
|
||||
QUnixOSVersion unixOsVersion = detectUnixVersion();
|
||||
if (unixOsVersion.versionText.isEmpty())
|
||||
return unixOsVersion.sysName;
|
||||
else
|
||||
return unixOsVersion.sysName + QLatin1String(" (") + unixOsVersion.versionText + QLatin1Char(')');
|
||||
#else
|
||||
return unknownText();
|
||||
#endif
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue