Re: [boost] [uuid] - boost/algorithm/string.hpp - error no matching function for call to 'find(wchar_t [16], wchar_t* const&, wchar_t&)'

From: Andy (atompkins_at_[hidden])
Date: 2007-06-01 10:15:38

Pavol Droba <droba_at_[hidden]> wrote in
news:465FCB55.2080106_at_[hidden]: 

> Oliver.Kowalke_at_[hidden] wrote:
>>> uuid is using std::find without qualification and so it 
>>> conflicts with boost::find declared in the string_algo.
>> 
>> Qualified both find invokations with std:: - now it's working
>>  
>>> Looking through the uuid.hpp code, there are lots of 'using
>>> namespace' directives. Althoug they are only local, they could cause
>>> problems, especialy in the scope of boost.
>> 
>> So they should prefented in general?
>> 
> 
> When you are writting a general purpose library like the one for
> boost, it is very dangerous to use unqualified calls to other
> namespaces unless you know what you are doing.
> 
> You cannot predict in what environment will be your library used.
> 

Thank you for finding this!  I thought it would be ok since they were
local.  I will remove all the 'using namespace' directives and
unqualified function calls, and then upload a new version. 

> Regards,
> Pavol.
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> 

Thanks again,
  Andy.