I just downloaded Cygwin on my vista pc and changed the path in environtment variables to point to Cygwin directory but when I run CMD and type g++ command, it says g++ is not a recognized command. please help me out? Do I need to download anything else? I
* PATH changes need a reboot, AFAIK.
* g++ is in bin/. You probably set PATH to something like C:\cygwin\, which is why it can't find it.
* It's best to run g++ (and any other port) from Cygwin. After all, you installed it to use it, didn't you?