[Boost-users] Re: Problem 2 with Boost 1.31.0 Regex for tru64cxx65

From: Rene Rivera (grafik.list_at_[hidden])
Date: 2004-04-29 18:28:38

Richard Hadsell wrote:

> Rene Rivera wrote:
> 
>> Solving this will require changing the archive action in the 
>> tru64cxx65-tools.jam file. The most generic way I can think of is to 
>> change it to something like so:
>>
>> actions updated together piecemeal tru64cxx65-Archive-action
>> {
>>   rm -f $(<)
>>   ar r$(ARFLAGS) $(<) $(>)
>>   for i in "$(<[1]:D)"/cxx_repository/* ; do ar r$(ARFLAGS) $(<) $i ; 
>> done
>> }
>>
>> Tell me what works for you and I'll update the toolset in CVS.
> 
> 
> This was great advice.  The unfortunate thing about the general way, 
> adding just one file from the repository at a time, is the huge overhead 
> of each call to ar.  I remember trying this myself a couple of years ago 
> and deciding it was unacceptable.  That was why I added as many object 
> files at a time as I could get away with.  This time, I had to break it 
> into four pieces:

Hmm, I think there's a way around the problem. Since the archive is 
getting recreated each time we can use the much faster "q" (append) 
option instead of the slow "r" (add/replace). Try the general solution 
but using "ar q..." instead if "ar r.."

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