bug#7407: about the order result of the sort command

[Pádraig Brady]

On 15/11/10 16:23, Eric Blake wrote:
> On 11/15/2010 01:17 AM, 黄东喜 wrote:

>>
>> It is different from the sort order of the “join” command.
> 
> Reread 'join --help':
> 
>>        Important:  FILE1  and  FILE2 must be sorted on the join fields.  
>> E.g.,
>>        use ` sort -k 1b,1 ' if `join' has no options, or use ` join -t '' ' 
>> if
>>        `sort'  has no options.  Note, comparisons honor the rules specified 
>> by
>>        `LC_COLLATE'.  If the input is not sorted  and  some  lines  cannot  
>> be
>>        joined, a warning message will be given.
> 
> If you correctly sorted with -k 1b,1 (or if you correctly used join -t
> ''), then you will get consistent results for your current locale
> (whether or not you also choose to change things to require LC_ALL=C).

join -t '' is a recent addition, with join -t '\0' being the old way to achieve 
the same.
I'm marking this done as from the example the poster seems to want: sort -k 1b,1

cheers,
Pádraig.