f2fc6df260
This will fix a static build failure with czmq Fixes: - http://autobuild.buildroot.org/results/4a12f1ede260cd956a0b5ccb4eec6ca8b44cb04f Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
37 lines
1.7 KiB
Diff
37 lines
1.7 KiB
Diff
From d59dcbcaebd91ca30a0f866403c383177a4843f8 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Sun, 12 Jan 2020 10:10:15 +0100
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Subject: [PATCH] acinclude.m4: add -latomic to PKGCFG_LIBS_PRIVATE
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Add -latomic to PKGCFG_LIBS_PRIVATE so applications linking statically
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with libzmq (such czmq) will know that they have to link with -latomic
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and the following build failure will be avoided:
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CCLD src/czmq_selftest
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/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc-buildroot-linux-uclibc/7.4.0/../../../../sparc-buildroot-linux-uclibc/bin/ld: /home/buildroot/autobuild/run/instance-3/output-1/host/sparc-buildroot-linux-uclibc/sysroot/usr/lib/libzmq.a(src_libzmq_la-ctx.o): in function `zmq::ctx_t::create_socket(int)':
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ctx.cpp:(.text+0x1710): undefined reference to `__atomic_fetch_add_4'
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Fixes:
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- http://autobuild.buildroot.org/results/4a12f1ede260cd956a0b5ccb4eec6ca8b44cb04f
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Retrieved from:
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https://github.com/zeromq/libzmq/commit/d59dcbcaebd91ca30a0f866403c383177a4843f8]
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---
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acinclude.m4 | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/acinclude.m4 b/acinclude.m4
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index 8c042ca50..387a3d2a1 100644
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--- a/acinclude.m4
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+++ b/acinclude.m4
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@@ -691,7 +691,7 @@ int main (int, char **)
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return t;
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}
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])],
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- [AC_MSG_RESULT(yes) ; libzmq_cv_has_atomic_instrisics="yes" ; $1],
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+ [AC_MSG_RESULT(yes) ; libzmq_cv_has_atomic_instrisics="yes" PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE -latomic" ; $1],
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[AC_MSG_RESULT(no) ; libzmq_cv_has_atomic_instrisics="no" LIBS=$save_LIBS ; $2])
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fi
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}])
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