53 lines
1.7 KiB
Diff
53 lines
1.7 KiB
Diff
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From e0de0d9e981ddb53bdeb4a4b9dc43046c9ff4ff9 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Thu, 6 May 2021 23:08:36 +0200
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Subject: [PATCH] link with -latomic if needed
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numactl unconditionally uses __atomic_fetch_and but some architectures
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(e.g. sparc) needs to link with -latomic to be able to use it. So check
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if -latomic is needed and update numa.pc accordingly
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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/numactl/numactl/commit/e0de0d9e981ddb53bdeb4a4b9dc43046c9ff4ff9]
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---
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Makefile.am | 1 +
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configure.ac | 2 ++
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numa.pc.in | 1 +
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3 files changed, 4 insertions(+)
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diff --git a/Makefile.am b/Makefile.am
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index 44d0d76..34f6815 100644
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--- a/Makefile.am
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+++ b/Makefile.am
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@@ -151,6 +151,7 @@ SED_PROCESS = \
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-e 's,@exec_prefix\@,$(exec_prefix),g' \
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-e 's,@libdir\@,$(libdir),g' \
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-e 's,@includedir\@,$(includedir),g' \
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+ -e 's,@LIBS\@,$(LIBS),g' \
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< $< > $@ || rm $@
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%.pc: %.pc.in Makefile
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diff --git a/configure.ac b/configure.ac
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index 659a765..e3b0eb3 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -24,6 +24,8 @@ AM_CONDITIONAL([HAVE_TREE_VECTORIZE], [test x"${tree_vectorize}" = x"true"])
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AC_CONFIG_FILES([Makefile])
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+AC_SEARCH_LIBS([__atomic_fetch_and_1], [atomic])
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+
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# GCC tries to be "helpful" and only issue a warning for unrecognized
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# attributes. So we compile the test with Werror, so that if the
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# attribute is not recognized the compilation fails
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diff --git a/numa.pc.in b/numa.pc.in
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index 8a0f202..cc04d50 100644
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--- a/numa.pc.in
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+++ b/numa.pc.in
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@@ -8,3 +8,4 @@ Description: NUMA policy library
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Version: @VERSION@
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Cflags: -I${includedir}
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Libs: -L${libdir} -lnuma
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+Libs.Private: @LIBS@
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