File: pipe

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if (word(2 $loadinfo()) != [pf]) { load -pf $word(1 $loadinfo()); return; };

#
# Ok.  Here's the plan.
#
# $pipe(commands) will return the output from 'commands'.
#

alias pipe {
	@ pipe.intval++;
	^local mypipeval $pipe.intval;
	^local mypipedesc pipe$mypipeval;
	^local mypiperetval;

	^on ^exec "$mypipedesc *" {
		bless;
		push mypiperetval $1-;
	};

	^exec -name $mypipedesc $*;
	^wait %$mypipedesc;
	^on exec -"$mypipedesc *";
	return $mypiperetval;
};

#hop'97