[Buildroot] [autobuild.buildroot.net] Build results for 2015-02-25

Peter Korsgaard peter at korsgaard.com
Thu Feb 26 22:51:46 UTC 2015

>>>>> "Baruch" == Baruch Siach <baruch at tkos.co.il> writes:

 > Hi Thomas, list,
 > On Thu, Feb 26, 2015 at 08:30:13AM +0100, Thomas Petazzoni wrote:
 >> x86_64 | make-4.1 | NOK |
 >> http://autobuild.buildroot.net/results/b80a34a602b1241bc03cd43df1a269389d50e75c/

 > Nice.

 > So we package different versions of the same library under different names. 
 > The library is the Boehm-Demers-Weiser garbage collector that we carry under 
 > the names bdwgc (7.2f), and libgc (7.4.0). The following build order seems to 
 > triggers the error:

 > 	bdwgc (guile dependency)
 > 	guile
 > 	libgc
 > 	make

 > guile links with bdwgc as a mandatory dependency. make-4.1 configure script 
 > finds guile and pulls -lguile-2.0 and -lgc to its link command. But libgc 
 > builds before make, thus overwriting bdwgc. When make attempts to link with 
 > libgc it fails because of missing getcontext, a problem that is fixed in bdwgc 
 > by a local patch.

 > I have verified that building guile, libgc, and make, in that order, 
 > reproduced this build failure.

 > I suggest to just remove libgc in master, event though it was added first, 
 > because no other package depend on it.

Yes, bdwgc seems like a more sensible name. We should add
Config.in.legacy handling for LIBGC though.

But presumably version 7.4 would be nicer to have than 7.2f (if nothing
else then because it doesn't have the arch dependencies).

Bye, Peter Korsgaard

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