A Perl version of "wall"

[Kayvan Sylvan]

In article <264186E0.17B3 at tct.uucp> chip at tct.uucp (Chip Salzenberg) writes:

[... a rather nice version of wall ...]

	$_ = `who am i 2>/dev/null`;
	chop;
	($me) = split;
	$me = "Somebody" unless $me;

Instead of the above, I would do:

	($me = getlogin) || (($me) = getpwuid($<)) || ($me = "Somebody");

No extra process.

			---Kayvan
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