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Can someone please shed some light on an equivalent method of executing something like "cat file1 -" in Linux ? What I want to do is to give control to the keyboard stream (which is "-&
cat is an identity pipe. It only streams its input to its output. If the second program in the chain can take its input from the same argument you pass to cat (or from the standard input, if you pass no argument), then cat is absolutely useless and only results in an additional process being forked and an additional pipe being created.