Subj : Re: Where to download a pthread library
To   : comp.programming.threads
From : David Hopwood
Date : Thu Mar 31 2005 06:42 pm

Marcin 'Qrczak' Kowalczyk wrote:
> I'm now checking -pthread, -pthreads and -mt. That is:
> 
> 1. Find first of these options which doesn't cause an error message
>    from the compiler. Don't add any options if none are recognized.
> 
> 2. Under these settings, check if pthread_create returns 0.
> 
> 3. If pthread_create works, keep the options and use pthreads.
>    Otherwise revert the options and don't use pthreads.
> 
> Anything else? Should I try -lpthread too?

Something this useful must have been done before. And indeed it has:
<http://ac-archive.sourceforge.net/Installed_Packages/acx_pthread.html>

 > GCC docs describe -pthread, -pthreads and -mt only in architecture-specific
 > chapters. They don't say anything about an option which is portable to
 > all GCC ports.

Mentioned briefly in
<http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8888> and
<http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18788>

but there doesn't appear to be a specific bug/RFE about this, so I
submitted one:

<http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20705>

-- 
David Hopwood <david.nospam.hopwood@blueyonder.co.uk>

.