Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE

[Paolo Bonzini]

Paolo Bonzini wrote:
> Ralf Wildenhues wrote:
>> * Paolo Bonzini wrote on Sun, Oct 26, 2008 at 07:34:44PM CET:
>>>>> -[{ ($2) >&AS_MESSAGE_LOG_FD
>>>>> +[{ { $2; } >&AS_MESSAGE_LOG_FD
>>>> This breaks Ultrix compatibility (when used as part of AC_TRY_EVAL), no?
>>> Ultrix had shell functions?
>> Yes, according to
>> <http://www.in-ulm.de/~mascheck/various/shells/#ultrix11>

Right, sh does not have them but sh5 has them

>>>  Anyway I agree that this change should have
>>> been made separately (if at all).
>> And likely this issue is so moot because none of us knows anyone who has
>> an Ultrix system any more.  Right?
> 
> That's true, but it could break an AC_TRY_EVAL of something set to exit
> 1 (instead of false)...

Oops, sorry, that's $2, not $1...  I guess that's moot then (what Ultrix
issue is that, BTW?  I don't see it in
http://www.in-ulm.de/~mascheck/various/shells/#svr2 which is the
paragraph for Ultrix sh5).

Paolo