Re: when using `which` send errors to /dev/null

[David Champion <dgc@xxxxxxxxxxxx>]

* On 2007.05.23, in <20070523233131.GA22736@xxxxxxxxxxxxxxx>,
*       "Cameron Simpson" <cs@xxxxxxxxxx> wrote: 
> 
>   printf "%s\n" "$PATH" | tr : '\012' | while read -r dir; do
> 
> Unless that breaks on Solaris, which it may:-(

I don't think -r is present in a strict Bourne shell's "read".
Solaris's gives "-r: is not an identifier", but I don't expect that it's
limited to Solaris.

-- 
 -D.    dgc@xxxxxxxxxxxx, NSIT    University of Chicago