[Bug libc/4656] FILE* operations are not robust enough with signals

[madcoder at debian dot org]

------- Additional Comments From madcoder at debian dot org  2007-09-22 19:57 -------
Subject: Re:  FILE* operations are not robust enough with signals

On Sat, Sep 22, 2007 at 11:40:58PM +0000, nix at esperi dot org dot uk wrote:
> 
> ------- Additional Comments From nix at esperi dot org dot uk  2007-09-22 19:40 -------
> This patch turns out to be a seriously bad idea, because no other libcs 
> preserve the stdio buffer state on error. At least bash, zsh, and rpc.mountd in 
> all released versions of nfs-utils are known to fail with this patch applied, 
> with rpc.mountd failing in such a way that NFS service appears to entirely fail 
> because no fhs can be validated. (Also several of glibc's own tests fail.)
> 
> Ideally you'd think it would be better: it's avoiding data loss. But a lot of 
> programs are *expecting* data loss in this situation, and avoiding it makes 
> them misbehave...

  Have you any evidence of that ? Because it definitely does not makes
sense to me. Debian has the patch, and we didn't saw any of those
problem show up yet.



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http://sourceware.org/bugzilla/show_bug.cgi?id=4656

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