Developing for Linux under OS X in XCode

“In this mini-article I will show you how I develop applications
for Linux in XCode 4. At the moment I’m using XCode 4.2.1, in OSX
Lion, with Ubuntu 10.04 running on a virtual machine…

As you are developing for Linux, you should preferably debug
under Linux. However, I often use an Application called X11, taht
can be found in your Applications/Utilities folder. Type this
command under X11 console window and the application should run in
your Mac as if it was on Linux, even if it needs to open
windows

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