[PATCH 07/25] perf tools: Move libunwind check config into config/Makefile

Jiri Olsa
2013-05-24T12:36:42Z

Moving libunwind check config into config/Makefile.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: David Ahern <dsahern@gmail.com>
---
tools/perf/Makefile | 24 ------------------------
tools/perf/config/Makefile | 27 +++++++++++++++++++++++++++
2 files changed, 27 insertions(+), 24 deletions(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 51fac31..7dc6615 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -473,26 +473,6 @@ ifneq ($(MAKECMDGOALS),tags)
# because maintaining the nesting to match is a pain. If
# we had "elif" things would have been much nicer...

-# There's only x86 (both 32 and 64) support for CFI unwind so far
-ifneq ($(ARCH),x86)
- NO_LIBUNWIND := 1
-endif
-
-ifndef NO_LIBUNWIND
-# for linking with debug library, run like:
-# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
-ifdef LIBUNWIND_DIR
- LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
- LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
-endif
-
-FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(ALL_CFLAGS) $(LIBUNWIND_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
-ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
- msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
- NO_LIBUNWIND := 1
-endif # Libunwind support
-endif # NO_LIBUNWIND
-
-include arch/$(ARCH)/Makefile

ifneq ($(OUTPUT),)
@@ -521,10 +501,6 @@ endif # NO_DWARF
endif # NO_LIBELF

ifndef NO_LIBUNWIND
- BASIC_CFLAGS += -DLIBUNWIND_SUPPORT
- EXTLIBS += $(LIBUNWIND_LIBS)
- BASIC_CFLAGS := $(LIBUNWIND_CFLAGS) $(BASIC_CFLAGS)
- BASIC_LDFLAGS := $(LIBUNWIND_LDFLAGS) $(BASIC_LDFLAGS)
LIB_OBJS += $(OUTPUT)util/unwind.o
endif

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 3620877..92c395f 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -170,3 +170,30 @@ endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF

endif # NO_LIBELF
+
+# There's only x86 (both 32 and 64) support for CFI unwind so far
+ifneq ($(ARCH),x86)
+ NO_LIBUNWIND := 1
+endif
+
+ifndef NO_LIBUNWIND
+# for linking with debug library, run like:
+# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
+ifdef LIBUNWIND_DIR
+ LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
+ LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
+endif
+
+FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(ALL_CFLAGS) $(LIBUNWIND_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
+ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
+ msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
+ NO_LIBUNWIND := 1
+endif # Libunwind support
+endif # NO_LIBUNWIND
+
+ifndef NO_LIBUNWIND
+ BASIC_CFLAGS += -DLIBUNWIND_SUPPORT
+ EXTLIBS += $(LIBUNWIND_LIBS)
+ BASIC_CFLAGS := $(LIBUNWIND_CFLAGS) $(BASIC_CFLAGS)
+ BASIC_LDFLAGS := $(LIBUNWIND_LDFLAGS) $(BASIC_LDFLAGS)
+endif # NO_LIBUNWIND
--
1.7.11.7