[Buildroot] [PATCH 1/1] zeromq: fix static build with libatomic

Peter Korsgaard peter at korsgaard.com
Mon Oct 1 19:32:44 UTC 2018


>>>>> "Fabrice" == Fabrice Fontaine <fontaine.fabrice at gmail.com> writes:

 > Second patch added support to link with -latomic if needed however using
 > LDFLAGS doesn't work when statically linking because LDFLAGS is added
 > before LIBS

 > Detection of atomic fails with:

 > configure:23230: /accts/mlweber1/instance-2/output/host/bin/sparc-linux-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -static -static -pedantic -Werror -Wall -D_GNU_SOURCE -D_REENTRANT -D_THREAD_SAFE -Wno-long-long -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -static -latomic conftest.cpp -lrt -lpthread -lstdc++ >&5
 > /tmp/ccgrvVTg.o: In function `main':
 > conftest.cpp:(.text.startup+0x10): undefined reference to `__atomic_fetch_add_4'
 > collect2: error: ld returned 1 exit status

 > So use LIBS instead of LDFLAGS

 > As second patch was already merged upstream, a new PR was sent:
 > https://github.com/zeromq/libzmq/pull/3250

 > Fixes:
 >  - http://autobuild.buildroot.net/results/c471d6b1061a8516f7772735e471db68a32965aa

 > Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>

Committed to 2018.05.x and 2018.08.x, thanks.

-- 
Bye, Peter Korsgaard


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