Sorry I never responded (been buried). Unfortunately past the fact that
you can do "thread_specific()" I don't know much about what's available
for localized thread data.
- Matt
Terry Gin wrote:
>
> Thanks, Matt.
>
> Actually, I did mean thread-local storage, which is a language extension
> supported by some compilers. These compilers probably use
> thread-specific data to implement thread-local storage.
>
> I can use thread-specific data to accomplish what I want, but it's a
> little more "bulky." With thread-local storage, I simply declare a
> global variable with a special attribute (e.g., __thread or
> __declspec(thread)). Every thread gets its own copy. To access a copy,
> the thread simply refers the it like any other global variable.
>
> With thread-specific data, I have to call pthread_key_create() to create
> the variable and pthread_set/getspecific() to access it.
>
> I was hoping g++ supported this extension as well.
>
> If I do use pthread_key_create(), does my main() thread also get its own
> copy of the data, or only threads created by pthread_create()?
>
> Thanks.
>
> Terry
>
> -----Original Message-----
> From: Matt Fahrner [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, April 26, 2001 3:19 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Thread-local storage
>
> If you mean "thread specific" data then POSIX threads (pthreads) has
> "pthread_key_create()" and "pthread_setspecific()" to do so....
>
> See the man for it.
>
> - Matt
>
> Terry Gin wrote:
> >
> > I'm porting an app that currently runs on both Win32 and HP-UX to
> Linux.
> > MSVC++ supports thread-local storage via the __declspec(thread)
> > attribute, and HP-UX's aCC supports it via the __thread attribute.
> Does
> > Linux (g++) have similar mechanism that supports thread-local storage?
> >
> > Thanks in advance.
> >
> > Terry
> >
> > _______________________________________________
> > Redhat-devel-list mailing list
> > [EMAIL PROTECTED]
> > https://listman.redhat.com/mailman/listinfo/redhat-devel-list
>
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> Matt Fahrner 2 South Park St.
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