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SubjectRe: [PATCH 5/6] perf tools: disable JVMTI if no ELF support available
On Wed, Apr 12, 2017 at 10:07:45AM -0700, David Carrillo-Cisneros wrote:
> The build of JVMTI depends on LIBELF (-lelf). Make Makefile.conf
> check this dependendancy and notify user when not present.
>
> v2: Comma nitpicking.

I think Arnaldo would change that.. but thanks! ;-)

jirka

>
> Signed-off-by: David Carrillo-Cisneros <davidcc@google.com>
> ---
> tools/perf/Makefile.config | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> index cfd6015229a2..279c303b2c22 100644
> --- a/tools/perf/Makefile.config
> +++ b/tools/perf/Makefile.config
> @@ -274,6 +274,7 @@ ifdef NO_LIBELF
> NO_LIBUNWIND := 1
> NO_LIBDW_DWARF_UNWIND := 1
> NO_LIBBPF := 1
> + NO_JVMTI := 1
> else
> ifeq ($(feature-libelf), 0)
> ifeq ($(feature-glibc), 1)
> @@ -283,7 +284,7 @@ else
> LIBC_SUPPORT := 1
> endif
> ifeq ($(LIBC_SUPPORT),1)
> - msg := $(warning No libelf found, disables 'probe' tool and BPF support in 'perf record', please install libelf-dev, libelf-devel or elfutils-libelf-devel);
> + msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
>
> NO_LIBELF := 1
> NO_DWARF := 1
> @@ -291,6 +292,7 @@ else
> NO_LIBUNWIND := 1
> NO_LIBDW_DWARF_UNWIND := 1
> NO_LIBBPF := 1
> + NO_JVMTI := 1
> else
> ifneq ($(filter s% -static%,$(LDFLAGS),),)
> msg := $(error No static glibc found, please install glibc-static);
> --
> 2.12.2.715.g7642488e1d-goog
>

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