Re: [boost] Re: Re: POSIX, gcc, Comeau, Boost.Test, glibc

From: Beman Dawes (bdawes_at_[hidden])
Date: 2003-08-18 06:12:57

At 05:13 AM 8/18/2003, Gennadiy Rozental wrote:

 >> Boost.Config uses _POSIX_VERSION to determine wether sigaction()
 >> is available. The presence of _POSIX_VERSION doesn't indicate
 >> wether the POSIX API has actually been enabled.
 >>
 >> If we want to use Boost.Config to take care of this then
 >> Boost.Config also has to check wether POSIX has been enabled.
 >> This would be a very tedious task. glibc uses a plethora of
 >> flags to enable POSIX, other implementations probably will
 >> also add some flags.
 >
 >It would be very tedious to repeat this check in every place that needs 
to
 >rely on POSIX API.
 >I think the Boost.Config is the very place to make a fix. Could you 
submit
 >a patch for the compilers you know about?
 >Our Boost.Config maintainer will need to varify and admit it in though.

I agree with Gennadiy. The detection code should be concentrated in 
Boost.Config rather than repeated in multiple libraries.

--Beman