On 05/05/2016 11:22 PM, Christian wrote:
> So i found that if you’re running ‘./configure’ on a project that depends on 
> libtool, it might happen that the script will end up with the following 
> error: 
> “/bin/rm: cannot remove 'libtoolT': No such file or directory”. I did some 

>      cfgfile=${ofile}T
>      trap "$RM \"$cfgfile\"; exit 1" 1 2 15
> -    $RM "$cfgfile"
> +    if test -e "$cfgfile" ; then
> +      $RM "$cfgfile"
> +    fi

That's a TOCTTOU data race.  Wouldn't it be better to just use 'rm -f'?
 In fact, isn't $RM supposed to be including -f automatically?

Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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