Re: BUG: CommonC++ includes compile time $CFLAGS in ccgnu2-config --flags

[Curtis Magyar]

On Sat, 2004-07-31 at 10:14 -0400, David Sugar wrote:
> I believe at the time the intent was to make sure that anything 
> decendent from common c++ was also compiled with the same options.  This 
> is important for some options, such as exception handling, but may cause 
> issues with source build systems for others.  One problem is that a 
> number of Common C++ specific options detected and set in the configure 
> script, such as rtti settings, are currently set against CXXFLAGS rather 
> than something seperate THREAD_FLAGS, and hence would also be lost with 
> this patch.

It also seems to break libccext2.pc, because the header directory isn't
specified.  :(


> I think the best solution would be to rework the configure tests to 
> assure those compiler options which are set through tests always do make 
> it into what ccgnu2-config --flags exports, and those things set by 
> presetting CFLAGS/CXXFLAGS in front of configure do not.  Since these 
> tested options are not related to threading itself. they probably should 
> be represented with COMMMON_FLAGS rather than THREAD_FLAGS, so they are 
> easier to identify.  Then ccgnu2-config --flags would export the value 
> of THREAD_FLAGS & COMMON_FLAGS rather than THREAD_FLAGS & CXXFLAGS as it 
> does now.

I spent some time playing with the configure.in last night.  I'll
explore some more, and familiarize with the m4 stuff.  Hopefully I can
be of some help in straightening this out.

--
Curtis Magyar