Commit-ID: 5e2d4d0e88dac4003cf96aca00d63aff2314391e
Gitweb: http://git.kernel.org/tip/5e2d4d0e88dac4003cf96aca00d63aff2314391e
Author: Namhyung Kim <namhyung@xxxxxxxxxx>
AuthorDate: Fri, 7 Nov 2014 14:20:06 +0900
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 19 Nov 2014 12:33:46 -0300
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@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung.kim@xxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1415337606-2186-3-git-send-email-namhyung@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/Makefile.perf | 2 --
tools/perf/config/Makefile | 5 +++--
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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