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Re: SH bahaviour to not fork a subshell after " | while read "
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From: |
Greg Wooledge |
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Subject: |
Re: SH bahaviour to not fork a subshell after " | while read " |
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Date: |
Fri, 1 Jun 2012 08:04:35 -0400 |
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User-agent: |
Mutt/1.4.2.3i |
On Fri, Jun 01, 2012 at 10:53:22AM +0200, freD wrote:
> bash-3.00# T=toto ; du | while read a ; do T=$a ; done ; echo $T
> toto
http://mywiki.wooledge.org/BashFAQ/024
Quick answer: while read ... done < <(some command)
Portable version: mkfifo fifo; some command > fifo & ...