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authorNamhyung Kim <namhyung@kernel.org>2014-11-07 14:20:06 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-11-19 12:33:46 -0300
commit5e2d4d0e88dac4003cf96aca00d63aff2314391e (patch)
tree568d5b9bc64ebf727ea7c203dee06595de4c2b92
parent73c5d224b4514575abe0dd89b43adbde937429c3 (diff)
downloadop-kernel-dev-5e2d4d0e88dac4003cf96aca00d63aff2314391e.zip
op-kernel-dev-5e2d4d0e88dac4003cf96aca00d63aff2314391e.tar.gz
perf tools: Clean up libelf feature support code
Current EXTLIBS contains -lelf by default and removes it when libelf is not detected. This is little bit confusing since we can now build perf without libelf so there's no need to handle it differently than other libraries. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1415337606-2186-3-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/Makefile.perf2
-rw-r--r--tools/perf/config/Makefile5
2 files changed, 3 insertions, 4 deletions
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index aecf61dc..478efa9 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -497,8 +497,6 @@ ifneq ($(OUTPUT),)
endif
ifdef NO_LIBELF
-EXTLIBS := $(filter-out -lelf,$(EXTLIBS))
-
# Remove ELF/DWARF dependent codes
LIB_OBJS := $(filter-out $(OUTPUT)util/symbol-elf.o,$(LIB_OBJS))
LIB_OBJS := $(filter-out $(OUTPUT)util/dwarf-aux.o,$(LIB_OBJS))
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 79f906c..5d4b039 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -150,7 +150,7 @@ CFLAGS += -std=gnu99
# adding assembler files missing the .GNU-stack linker note.
LDFLAGS += -Wl,-z,noexecstack
-EXTLIBS = -lelf -lpthread -lrt -lm -ldl
+EXTLIBS = -lpthread -lrt -lm -ldl
ifneq ($(OUTPUT),)
OUTPUT_FEATURES = $(OUTPUT)config/feature-checks/
@@ -354,6 +354,7 @@ endif # NO_LIBELF
ifndef NO_LIBELF
CFLAGS += -DHAVE_LIBELF_SUPPORT
+ EXTLIBS += -lelf
ifeq ($(feature-libelf-mmap), 1)
CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
@@ -373,7 +374,7 @@ ifndef NO_LIBELF
else
CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
LDFLAGS += $(LIBDW_LDFLAGS)
- EXTLIBS += -lelf -ldw
+ EXTLIBS += -ldw
endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF
endif # NO_LIBELF
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