Comment 4 for bug 1265668

Built fine.

On 2014-01-04 16:48, Erik Ogenvik wrote:
> I've updated the macro that we use to detect boost, as per
> https://blueprints.launchpad.net/ember/+spec/ember-boost-m4-macros
> Does this fix the issue?
>
> ** Changed in: ember
> Importance: Undecided => High
>
> ** Changed in: ember
> Status: New => In Progress
>
> ** Changed in: ember
> Assignee: (unassigned) => Erik Ogenvik (erik-ogenvik)
>
> --
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> bug
> report.
> https://bugs.launchpad.net/bugs/1265668
>
> Title:
> boost_system is omitted in build process when needed
>
> Status in The Worldforge Ember client:
> In Progress
>
> Bug description:
>
> While running "hammer.sh build ember" I get the following error.
>
> /usr/bin/ld: Application.o: undefined reference to symbol
> '_ZN5boost6system15system_categoryEv'
> /usr/lib/x86_64-linux-gnu/libboost_system.so.1.53.0: error adding
> symbols: DSO missing from command line
> collect2: error: ld returned 1 exit status
> make[3]: *** [ember.bin] Error 1
> make[2]: *** [all-recursive] Error 1
> make[1]: *** [all] Error 2
> make: *** [all-recursive] Error
>
>
> Actually using mint 16 64 (which is based on the below ubuntu
> version, nearly identical except for the desktop env)
> NAME="Ubuntu"
> VERSION="13.10, Saucy Salamander"
> ID=ubuntu
> ID_LIKE=debian
> PRETTY_NAME="Ubuntu 13.10"
> VERSION_ID="13.10"
> HOME_URL="http://www.ubuntu.com/"
> SUPPORT_URL="http://help.ubuntu.com/"
> BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
>
> I just tested to correct it by:
>
> src/main/Makefile.am:66 and added -lboost_system to the emberlibs and
> it built fine (right after the BOOST_THREAD_LIBS inclusion). I
> wouldn't recommend this as a fix ... I would suggest that the
> AX_BOOST
> macro be modified or also include more than the BOOST_THREAD_LIBS or
> perhaps a better m4 macro be used.
>
> What I do in the metaserver is a check like this in the
> configure.ac( which automatically puts the -lboost_system as needed ):
> AC_CHECK_LIB(boost_system, main, , [
> AC_MSG_ERROR("Linking against boost::system library failed.")
> ])
>
> I'm unsure of the exact details on it the autoconf/automake primaries
> and secondaries involved, but I get the -lboost_system for everything
> (which may or may not be good for ember). I would think that if you
> define the _LDADD secondary (ie ember_bin_LDADD=...) that might not
> be
> an issue.
>
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