I would like to enhance Eclipse so that when I press a custom key combo--say Ctrl + Shift + E--then it will run a command on the current fil
Also, make sure that your "resource" (foo.c) is selected. It happened to me that when testing the external tool and horizontally scrolling the output pane, the resource gets deselected. When you run the external tool again after probably having made changes to its configuration, Eclipse will pop up an error box about "empty variable" (e.g. ${resource_loc} ).