diff options
| author | Ingo Molnar <mingo@kernel.org> | 2013-09-30 14:45:44 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-09 08:48:39 +0200 |
| commit | 058f952de9b3075cd888dc3cea60691db0ec4d3f (patch) | |
| tree | fa3c6c60ad36cd206dc1cfac62e1da75abfc211f /tools/perf/config/Makefile | |
| parent | 308e1e700a1337b89c7530a4f4cdde5ccb52fb4e (diff) | |
| download | lwn-058f952de9b3075cd888dc3cea60691db0ec4d3f.tar.gz lwn-058f952de9b3075cd888dc3cea60691db0ec4d3f.zip | |
tools/perf/build: Split out feature check: 'libunwind'
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-vTiatsVyva3tfgh3vhxaidxl@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/config/Makefile')
| -rw-r--r-- | tools/perf/config/Makefile | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 0d7558790a02..d684a292536e 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -113,6 +113,7 @@ FEATURE_TESTS = \ dwarf \ libelf-mmap \ libelf-getphdrnum \ + libunwind \ libnuma $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test))) @@ -240,15 +241,17 @@ ifneq ($(ARCH),x86) endif ifndef NO_LIBUNWIND - # for linking with debug library, run like: - # make DEBUG=1 LIBUNWIND_DIR=/opt/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) $(CFLAGS) $(LIBUNWIND_LDFLAGS) $(LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS) - ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y) + ifneq ($(feature-libunwind), 1) msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99); NO_LIBUNWIND := 1 endif @@ -259,7 +262,7 @@ ifndef NO_LIBUNWIND EXTLIBS += $(LIBUNWIND_LIBS) CFLAGS += $(LIBUNWIND_CFLAGS) LDFLAGS += $(LIBUNWIND_LDFLAGS) -endif # NO_LIBUNWIND +endif ifndef NO_LIBAUDIT FLAGS_LIBAUDIT = $(CFLAGS) $(LDFLAGS) -laudit |