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tools build: Add jvmti feature detection support

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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.

Signed-off-by: Jiri Olsa <[email protected]>
Tested-by: Stephane Eranian <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: William Cohen <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
This commit is contained in:
Jiri Olsa 2016-11-02 14:35:48 +01:00 • committed by Arnaldo Carvalho de Melo
commit 285932a258
2 changed files with 18 additions and 1 deletions
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6
tools/build/feature/Makefile
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@ -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
###############################

13
tools/build/feature/test-jvmti.c Normal file
View file

@ -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;
}