diff options
Diffstat (limited to 'tools/configure/environment.cpp')
-rw-r--r-- | tools/configure/environment.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/configure/environment.cpp b/tools/configure/environment.cpp index 5e28fda11d..10cf5ace2a 100644 --- a/tools/configure/environment.cpp +++ b/tools/configure/environment.cpp @@ -169,6 +169,30 @@ QString Environment::gccVersion() return version; } +QString Environment::msvcVersion() +{ + int returnValue = 0; + // Extract version from standard error output of "cl /?" + const QString command = QFile::decodeName(qgetenv("ComSpec")) + + QLatin1String(" /c ") + QLatin1String(compilerInfo(CC_MSVC2015)->executable) + + QLatin1String(" /? 2>&1"); + QString version = execute(command, &returnValue); + if (returnValue != 0) { + cout << "Could not get cl version" << returnValue << qPrintable(version) << '\n';; + version.clear(); + } else { + QRegExp versionRegexp(QStringLiteral("^.*Compiler Version ([0-9.]+) for.*$")); + Q_ASSERT(versionRegexp.isValid()); + if (versionRegexp.exactMatch(version)) { + version = versionRegexp.cap(1); + } else { + cout << "Unable to determine cl version from the output of \"" + << qPrintable(command) << "\"\n"; + } + } + return version; +} + /*! Returns the enum of the compiler which was detected on the system. The compilers are detected in the order as entered into the |