touch command...

[sorrodp at alum.wpi.edu (Pedro Soria-Rodriguez)]

On Fri, 25 Feb 2000, Kevin M. Gleason wrote:
> What is the purpose of the Unix/Linux touch command except for
> programmer to say, "I really did have it done on such and such a
> date"? (And didn't). Are we talking archival inclusion or something?

	You can 'touch' a file that doesn't exist yet, and that way it
gets created (an empty file).
	You can 'touch' a file such that a build program (like make) will
see it has changed and will rebuild whatever depends on that file.

I'm sure there are more useful uses...

--
Pedro Soria-Rodriguez
sorrodp at alum.wpi.edu

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