How to find if Visual Studion 2008 installed

[sawerset]

How to find if Visual Studion 2008 installed?
In which directory it is installed?
And in which directore is nmake exist?

[spirit]

using this function you can get values of different env.vars.


QByteArray qgetenv(const char *varName)

e.g.


...
qDebug() << qgetenv("PATH");
...

so, in your case if VS variables were set this code should help you


...
qDebug() << qgetenv("VCInstallDir");
...