diff options
Diffstat (limited to 'src/corelib')
-rw-r--r-- | src/corelib/global/qoperatingsystemversion_win.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/corelib/global/qoperatingsystemversion_win.cpp b/src/corelib/global/qoperatingsystemversion_win.cpp index 37f2362d0c..e8c32be56b 100644 --- a/src/corelib/global/qoperatingsystemversion_win.cpp +++ b/src/corelib/global/qoperatingsystemversion_win.cpp @@ -110,12 +110,14 @@ OSVERSIONINFOEX qWindowsVersionInfo() QOperatingSystemVersion QOperatingSystemVersion::current() { - QOperatingSystemVersion v; - v.m_os = currentType(); - const OSVERSIONINFOEX osv = qWindowsVersionInfo(); - v.m_major = osv.dwMajorVersion; - v.m_minor = osv.dwMinorVersion; - v.m_micro = osv.dwBuildNumber; + static QOperatingSystemVersion v; + if (v.m_os == Unknown) { + v.m_os = currentType(); + const OSVERSIONINFOEX osv = qWindowsVersionInfo(); + v.m_major = osv.dwMajorVersion; + v.m_minor = osv.dwMinorVersion; + v.m_micro = osv.dwBuildNumber; + } return v; } |