[PATCH 12/43] perf build: Add dwarf unwind objects building

[Arnaldo Carvalho de Melo]

From: Jiri Olsa <jolsa@xxxxxxxxxx>

Move the dwarf unwind objects building under build framework to be
included in the libperf build object.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Tested-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Tested-by: Will Deacon <will.deacon@xxxxxxx>
Cc: Alexis Berlemont <alexis.berlemont@xxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-7f7dmhkhs0e7jnqiu9ibzqia@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/Makefile.perf   | 9 ---------
 tools/perf/config/Makefile | 2 ++
 tools/perf/util/Build      | 3 +++
 3 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 5cb62b070e04..96e3cdc7f89c 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -346,15 +346,6 @@ ifneq ($(OUTPUT),)
   CFLAGS += -I$(OUTPUT)
 endif
 
-ifndef NO_LIBDW_DWARF_UNWIND
-  LIB_OBJS += $(OUTPUT)util/unwind-libdw.o
-  LIB_H += util/unwind-libdw.h
-endif
-
-ifndef NO_LIBUNWIND
-  LIB_OBJS += $(OUTPUT)util/unwind-libunwind.o
-endif
-
 ifndef NO_SLANG
   LIB_OBJS += $(OUTPUT)ui/browser.o
   LIB_OBJS += $(OUTPUT)ui/browsers/annotate.o
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 5f553989d8a1..e55d811e633f 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -420,9 +420,11 @@ ifdef NO_LIBUNWIND
     dwarf-post-unwind := 0
   else
     dwarf-post-unwind-text := libdw
+    $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
   endif
 else
   dwarf-post-unwind-text := libunwind
+  $(call detected,CONFIG_LIBUNWIND)
   # Enable libunwind support by default.
   ifndef NO_LIBDW_DWARF_UNWIND
     NO_LIBDW_DWARF_UNWIND := 1
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 10630fbe43c1..0401a80bab09 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -85,6 +85,9 @@ endif
 libperf-$(CONFIG_DWARF) += probe-finder.o
 libperf-$(CONFIG_DWARF) += dwarf-aux.o
 
+libperf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o
+libperf-$(CONFIG_LIBUNWIND)          += unwind-libunwind.o
+
 CFLAGS_config.o   += -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
 CFLAGS_exec_cmd.o += -DPERF_EXEC_PATH="BUILD_STR($(perfexecdir_SQ))" -DPREFIX="BUILD_STR($(prefix_SQ))"
 
-- 
1.9.3

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