Date: Fri, 23 May 1997 17:19:30 -0800 (AKDT) From: Steve Howe <un_x@anchorage.net> To: freebsd-hackers <hackers@freebsd.org> Subject: pipelines Message-ID: <Pine.BSF.3.95q.970523171443.13536A-100000@aak.anchorage.net>
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#!/bin/sh # invoke with dummy args ... while [ $1 ]; do t=$(($t + 1)); shift; done | cat; echo X$t is there any way to find the value of a variable that is set in a pipe ... outside the pipe? i wish i could echo "t"s value in the example above, but exporting, etc, doesn't seem to help. please respond directly - i don't subscribe to hackers ... thanks. ------------------------------------------------------------------------- Sleep: a sign a caffeine deprivation ... http://www.anchorage.net/~un_x -------------------------------------------------------------------------
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