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authorMathias Krause <minipli@googlemail.com>2011-06-15 23:03:38 +0200
committerIngo Molnar <mingo@elte.hu>2011-06-16 10:17:39 +0200
commit203db2952bc87f5d610c9ad53a7d02b85897721f (patch)
tree215302011c4fa0669e1856466dc077bf9245f0fa
parentafbee42706090fa59dac299c9607e4fd4361ec82 (diff)
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tools/perf: Fix static build of perf tool
To build a statically linked version of the perf tool all needed libraries must be added in the correct order to get the symbols resolved. Currently this is broken when, e.g. python or newt support is enabled -- libpython needs libpthread which is an unconditional link dependency of the perf tool; libslang needs libm, another unconditional dependency. To solve the problem in the long run without the need to keep track of transitive library dependencies, simply make the linker look at the EXTLIBS multiple times until it has all symbols resolved. Signed-off-by: Mathias Krause <minipli@googlemail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Link: http://lkml.kernel.org/r/1308171818-20370-1-git-send-email-minipli@googlemail.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--tools/perf/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 032ba63..940257b 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -633,7 +633,7 @@ prefix_SQ = $(subst ','\'',$(prefix))
SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
-LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive $(EXTLIBS)
+LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group
ALL_CFLAGS += $(BASIC_CFLAGS)
ALL_CFLAGS += $(ARCH_CFLAGS)