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Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE
From: |
Ralf Wildenhues |
Subject: |
Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE |
Date: |
Wed, 22 Oct 2008 22:34:50 +0200 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
Hello Eric, Paolo,
* Eric Blake wrote on Wed, Oct 22, 2008 at 07:59:08PM CEST:
>
> This is a subtle change in semantics; beforehand, the if-failed code
> ($3) was executed while the compiler output still existed, and could
> theoretically rerun conftest$ac_exeext with an argument; now the files
> are removed before the if- failed code is run. Was this intentional?
> IMHO, it is a harmless change
While I haven't looked at this in detail, I do know there are places in
Autoconf where removing the output files before evaluating the actions
breaks user scripts. So this sounds quite unsafe to me.
Cheers,
Ralf
- [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Paolo Bonzini, 2008/10/20
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Paolo Bonzini, 2008/10/23
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Paolo Bonzini, 2008/10/23
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Eric Blake, 2008/10/23
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Ralf Wildenhues, 2008/10/26
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Paolo Bonzini, 2008/10/26
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Ralf Wildenhues, 2008/10/26
- Re: [PATCH 04/12] use a shell function for _AC_RUN_IFELSE, Paolo Bonzini, 2008/10/26