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From: Alexander Terekhov <terekhov@web.de>
Newsgroups: comp.std.c,comp.programming.threads,comp.unix.programmer
Subject: Re: The threading specs in the standard: a new catastrophe
Date: Mon, 11 Jul 2011 13:38:33 +0200
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"Chris M. Thomasson" wrote:
> 
> "Alexander Terekhov" <terekhov@web.de> wrote in message
> news:4E184289.9D95CABB@web.de...
> [...]
> 
> >      named_windows_mutex_trick guard(this);
> 
> IIRC, that trick uses something like this to generate a name for the mutex:
> _____________________________________________________
> std::string
> win_static_init_generate_name(
>     void const* ptr
> ){
>     DWORD pid = GetCurrentProcessId();
>     DWORD_PTR oid = (DWORD_PTR)ptr;
> 
>     std::stringstream name_buf;
>     name_buf << "SINIT_" << pid << "_" << oid;
> 
>     return name_buf.str();
> }
> _____________________________________________________
> 
> Right?

Right.

http://lists.boost.org/Archives/boost/att-92840/once_mutex.hpp

std::string create_unique_name(void* p,const char* tag)
{
    std::ostringstream res;
    res<<"unique-"<<tag<<"-name-{C15730E2-145C-4c5e-B005-3BC753F42475}-"
       <<p<<"-"
       <<::GetCurrentProcessId();
    return res.str();
}

regards,
alexander.