Re: That '[' file in /usr/bin

[H. Peter Anvin]

On 03/03/2013 02:53 AM, Pádraig Brady wrote:
>>
>> personally, i find it a bit ironic that a lot of GNU apps (including 
>> coreutils) 
>> simply abort() themselves when argv[0]==NULL considering the project's hard 
>> line position about not relying on argv[0] for behavior.
> 
> This issue was mentioned here:
> http://lists.gnu.org/archive/html/bug-coreutils/2009-11/msg00215.html
> 
> The problem with avoiding the aborts is that NULL is only
> one of many invalid values for argv[0]
> 

Come again?

You can't seriously say that checking for a null pointer or an invalid
string (for whatever definition of "valid" you happen to have) is hard.

        -hpa


-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.