diff options
| author | Jiri Olsa <jolsa@redhat.com> | 2013-03-25 00:53:03 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-05-29 13:37:17 +0200 |
| commit | 0e433feb109da0a174d838f0a5fb1af144848761 (patch) | |
| tree | 48aec177661ae3e75b337d57e68d42f9907ef45a /tools/perf/config | |
| parent | perf tools: Move libdw check config into config/Makefile (diff) | |
| download | linux-0e433feb109da0a174d838f0a5fb1af144848761.tar.xz linux-0e433feb109da0a174d838f0a5fb1af144848761.zip | |
perf tools: Move libunwind check config into config/Makefile
Moving libunwind check config into config/Makefile.
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1369398928-9809-8-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/config')
| -rw-r--r-- | tools/perf/config/Makefile | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 71e737c4c4d6..438574bdf4b1 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 |