INSTALL: Add example for Windows

Looks like it isn't clear for some people reading that file that we
support Windows and MSVC ...

diff --git a/INSTALL b/INSTALL
index 9cb1b03..ad661ac 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -21,7 +21,12 @@ GNU/Linux, MacOS X, MSYS/MinGW:
     cmake -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug ..
     make
 
-On Windows you should choose a makefile gernerator with -G.
+On Windows you should choose a makefile gernerator with -G, for example:
+
+   cmake -G "Visual Studio 12 2013" -DCMAKE_BUILD_TYPE=Debug /path/to/source
+
+You can also use the CMake GUI which is shipped with CMake. It will list all
+available generators for MSVC on Windows.
 
 ### CMake standard options
 Here is a list of the most interesting options provided out of the box by