perf tools: Add NO_BIONIC variable to confiure bionic setup

Adding NO_BIONIC variable to confiure bionic setup

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.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/1369398928-9809-22-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 4275ddc..8f50afe 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -51,6 +51,10 @@
 # Define NO_BACKTRACE if you do not want stack backtrace debug feature
 #
 # Define NO_LIBNUMA if you do not want numa perf benchmark
+#
+# Define NO_LIBAUDIT if you do not want libaudit support
+#
+# Define NO_LIBBIONIC if you do not want bionic support
 
 ifeq ($(srctree),)
 srctree := $(patsubst %/,%,$(dir $(shell pwd)))
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 8762209..cc464f1 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -131,11 +131,13 @@
 CFLAGS += \
 	-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 
+ifndef NO_BIONIC
 ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y)
 	BIONIC := 1
 	EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
 	EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
 endif
+endif # NO_BIONIC
 
 ifdef NO_LIBELF
 	NO_DWARF := 1