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Subject[PATCH 2/3] tools build: Add jvmti feature detection support
Date
Adding support to detect jvmti support. It is not plugged
into the FEATURE_TESTS machinery, because it's quite rare
and will be used separately from perf via feature_check
call.

Link: http://lkml.kernel.org/n/tip-0ijegqf46qirs2azru6gimdi@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/build/feature/Makefile | 6 +++++-
tools/build/feature/test-jvmti.c | 13 +++++++++++++
2 files changed, 18 insertions(+), 1 deletion(-)
create mode 100644 tools/build/feature/test-jvmti.c

diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index ac9c477a2a48..8f668bce8996 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -47,7 +47,8 @@ FILES= \
test-bpf.bin \
test-get_cpuid.bin \
test-sdt.bin \
- test-cxx.bin
+ test-cxx.bin \
+ test-jvmti.bin

FILES := $(addprefix $(OUTPUT),$(FILES))

@@ -225,6 +226,9 @@ $(OUTPUT)test-sdt.bin:
$(OUTPUT)test-cxx.bin:
$(BUILDXX) -std=gnu++11

+$(OUTPUT)test-jvmti.bin:
+ $(BUILD)
+
-include $(OUTPUT)*.d

###############################
diff --git a/tools/build/feature/test-jvmti.c b/tools/build/feature/test-jvmti.c
new file mode 100644
index 000000000000..1c665f09b9d6
--- /dev/null
+++ b/tools/build/feature/test-jvmti.c
@@ -0,0 +1,13 @@
+#include <jvmti.h>
+#include <jvmticmlr.h>
+
+int main(void)
+{
+ JavaVM jvm __attribute__((unused));
+ jvmtiEventCallbacks cb __attribute__((unused));
+ jvmtiCapabilities caps __attribute__((unused));
+ jvmtiJlocationFormat format __attribute__((unused));
+ jvmtiEnv jvmti __attribute__((unused));
+
+ return 0;
+}
--
2.7.4
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