Paul Jarc wrote:
> Jon Seymour <[email protected]> wrote:
>> If the builtin echo fails it will be because the bash interpreter has
>> suffered a catastrophic failure of some kind [ e.g. run out of memory
>> ]. Once that has happened, all bets are off anyway.
>
> Probably true, but command substitution forks a separate process, so
> that can fail for reasons external to the bash process.
If process creation fails will $? will be set accordingly :-)
> Here's another possibility:
> CPATH=${CPATH:+$CPATH:}${#+~usr1/blah/blah}
That's clever!
-Angel
