perf dlfilters: Fix build on environments with a --sysroot gcc arg

Such as cross building on Android, so just add EXTRA_CFLAGS to the
dlfilters rules as it is where --sysroot= has been specified.

Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lore.kernel.org/lkml/YS1JwIMTNNWcbGdT@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 24623599113df215646886ae55e23bab4c526055..e04313c4d8409a9429fcd7d8080610d73441b783 100644 (file)
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -785,10 +785,10 @@ endif
 
 $(OUTPUT)dlfilters/%.o: dlfilters/%.c include/perf/perf_dlfilter.h
        $(Q)$(MKDIR) -p $(OUTPUT)dlfilters
-       $(QUIET_CC)$(CC) -c -Iinclude -o $@ -fpic $<
+       $(QUIET_CC)$(CC) -c -Iinclude $(EXTRA_CFLAGS) -o $@ -fpic $<
 
 $(OUTPUT)dlfilters/%.so: $(OUTPUT)dlfilters/%.o
-       $(QUIET_LINK)$(CC) -shared -o $@ $<
+       $(QUIET_LINK)$(CC) $(EXTRA_CFLAGS) -shared -o $@ $<
 
 ifndef NO_JVMTI
 LIBJVMTI_IN := $(OUTPUT)jvmti/jvmti-in.o