While not C++ related, this category page on the Tcl'ers wiki contains links to several articles discussing event loops: http://wiki.tcl.tk/_/ref?N=8558 http://

While not C++ related, this category page on the Tcl'ers wiki contains links to several articles discussing event loops: http://wiki.tcl.tk/_/ref?N=8558 http://wiki.tcl.tk/_/ref?N=8558 Tk has had an event loop based paradigm from its start, and straight Tcl also has the ability to explicitly enter an event loop.