[tip:perf/core] perf tools: Move libdw check config into config/Makefile

[tip-bot for Jiri Olsa]

Commit-ID:  779724fd079ec9a3b050b631b2d21ea97981e258
Gitweb:     http://git.kernel.org/tip/779724fd079ec9a3b050b631b2d21ea97981e258
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Mon, 25 Mar 2013 00:48:14 +0100
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 28 May 2013 16:24:07 +0300

perf tools: Move libdw check config into config/Makefile

Moving libdw check config into config/Makefile.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1369398928-9809-7-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/Makefile        |  7 -------
 tools/perf/config/Makefile | 15 +++++++++++++++
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index a174c68..51fac31 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -515,15 +515,8 @@ LIB_OBJS += $(OUTPUT)util/symbol-minimal.o
 
 else # NO_LIBELF
 ifndef NO_DWARF
-ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
-	msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
-else
-	BASIC_CFLAGS := -DDWARF_SUPPORT $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
-	BASIC_LDFLAGS := $(LIBDW_LDFLAGS) $(BASIC_LDFLAGS)
-	EXTLIBS += -lelf -ldw
 	LIB_OBJS += $(OUTPUT)util/probe-finder.o
 	LIB_OBJS += $(OUTPUT)util/dwarf-aux.o
-endif # PERF_HAVE_DWARF_REGS
 endif # NO_DWARF
 endif # NO_LIBELF
 
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 17614b1..71e737c 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -154,4 +154,19 @@ FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
 ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DLIBELF_MMAP),y)
 	BASIC_CFLAGS += -DLIBELF_MMAP
 endif
+
+# include ARCH specific config
+-include arch/$(ARCH)/Makefile
+
+ifndef NO_DWARF
+ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
+	msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
+	NO_DWARF := 1
+else
+	BASIC_CFLAGS := -DDWARF_SUPPORT $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
+	BASIC_LDFLAGS := $(LIBDW_LDFLAGS) $(BASIC_LDFLAGS)
+	EXTLIBS += -lelf -ldw
+endif # PERF_HAVE_DWARF_REGS
+endif # NO_DWARF
+
 endif # NO_LIBELF
--
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