perf version: Display availability of OpenCSD support

This is useful for scripts that work with Perf and ETM trace. Rather
than them trying to parse Perf's error output at runtime to see if it
was linked or not.

Signed-off-by: James Clark <james.clark@arm.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Cc: al.grant@arm.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20240301133829.346286-1-james.clark@arm.com

diff --git a/tools/perf/builtin-version.c b/tools/perf/builtin-version.c
index 1bafe58..398aa53 100644 (file)
--- a/tools/perf/builtin-version.c
+++ b/tools/perf/builtin-version.c
@@ -84,6 +84,7 @@ static void library_status(void)
        STATUS(HAVE_LIBTRACEEVENT, libtraceevent);
        STATUS(HAVE_BPF_SKEL, bpf_skeletons);
        STATUS(HAVE_DWARF_UNWIND_SUPPORT, dwarf-unwind-support);
+       STATUS(HAVE_CSTRACE_SUPPORT, libopencsd);
 }
 
 int cmd_version(int argc, const char **argv)