From: Jiri Olsa <jo...@redhat.com> There's false assumption in the library detection code assuming -liberty and -lz are always present once bfd is detected. The fails on Ubuntu (14.04) as reported by Ingo.
Forcing the bdf dependency libraries detection any time bfd library is detected. Reported-by: Ingo Molnar <mi...@kernel.org> Tested-by: Ingo Molnar <mi...@kernel.org> Cc: Arnaldo Carvalho de Melo <a...@kernel.org> Cc: Corey Ashford <cjash...@linux.vnet.ibm.com> Cc: David Ahern <dsah...@gmail.com> Cc: Frederic Weisbecker <fweis...@gmail.com> Cc: Ingo Molnar <mi...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Paul Mackerras <pau...@samba.org> Cc: Peter Zijlstra <a.p.zijls...@chello.nl> Signed-off-by: Jiri Olsa <jo...@kernel.org> --- tools/perf/config/Makefile | 34 +++++++++++++++++++++++----------- 1 file changed, 23 insertions(+), 11 deletions(-) diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index a71fb39..a57d59e 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -194,7 +194,10 @@ VF_FEATURE_TESTS = \ stackprotector-all \ timerfd \ libunwind-debug-frame \ - bionic + bionic \ + liberty \ + liberty-z \ + cplus-demangle # Set FEATURE_CHECK_(C|LD)FLAGS-all for all CORE_FEATURE_TESTS features. # If in the future we need per-feature checks/flags for features not @@ -512,7 +515,21 @@ else endif ifeq ($(feature-libbfd), 1) - EXTLIBS += -lbfd -lz -liberty + EXTLIBS += -lbfd + + # call all detections now so we get correct + # status in VF output + $(call feature_check,liberty) + $(call feature_check,liberty-z) + $(call feature_check,cplus-demangle) + + ifeq ($(feature-liberty), 1) + EXTLIBS += -liberty + else + ifeq ($(feature-liberty-z), 1) + EXTLIBS += -liberty -lz + endif + endif endif ifdef NO_DEMANGLE @@ -523,15 +540,10 @@ else CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT else ifneq ($(feature-libbfd), 1) - $(call feature_check,liberty) - ifeq ($(feature-liberty), 1) - EXTLIBS += -lbfd -liberty - else - $(call feature_check,liberty-z) - ifeq ($(feature-liberty-z), 1) - EXTLIBS += -lbfd -liberty -lz - else - $(call feature_check,cplus-demangle) + ifneq ($(feature-liberty), 1) + ifneq ($(feature-liberty-z), 1) + # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT + # or any of 'bfd iberty z' trinity ifeq ($(feature-cplus-demangle), 1) EXTLIBS += -liberty CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/