Subject: Re: [Boost-build] <link>static is ignored
From: Ian Emmons (iemmons_at_[hidden])
Date: 2009-05-13 11:34:45
On May 12, 2009, at 2:15 PM, Vladimir Prus wrote:
> On Monday 11 May 2009 22:07:45 Ian Emmons wrote:
>> I am attempting to control whether my program links to the static or
>> shared versions of various Boost libraries, without success. Here is
>> the (simplified) Jamroot of my project:
>> exe foo
>> : [ glob *.cpp ]
>> : <include>.
>> In my site-config.jam file, I have this:
>> searched-lib BoostSystem
>> : # no sources
>> : <variant>debug:<name>boost_system-xgcc40-mt-d
>> : # no default build
>> : <include>$(BoostDir)
>> I have built both static and shared versions of Boost.System, and
>> both reside in the same directory, "$(BoostDir)/darwin/stage/lib".
>> spite of the "<link>static" qualifier in my Jamroot, my foo
>> links to the shared version of Boost.System. Why is that?
> The darwin toolset does not allow to specify static or shared linking
> for searched libraries. Looking at darwin.jam:'actions link' I see
> "$(CONFIG_COMMAND)" ... -l$(FINDLIBS-SA) -l$(FINDLIBS-ST)
> whilst gcc.jam has:
> $(START-GROUP) $(FINDLIBS-ST-PFX) -l$(FINDLIBS-ST) $(FINDLIBS-SA-
> PFX) -l$(FINDLIBS-SA) CRegister $(END-GROUP)
> with those extra variables set in gcc.jam:init-link-flags. I imagine
> that if you adjust darwin.jam 'link'
> action, and also modify init-link-flags to set variables similar to
> 'gnu' linker type, things
> might work, but I don't have OSX machine to verify such a change
> - Volodya
Thanks, Volodya. I don't have time to mess with the darwin.jam
internals, but I was able to work around the problem by putting my
static libraries in a different directory, and then replacing "<search>
$(BoostDir)/darwin/stage/lib" with the following:
Not so elegant, but not so bad either.
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