- Change value of `BABELTRACE_BIN` to `babeltrace2`,
- Replace all direct calls to babeltrace with calls to `BABELTRACE_BIN`
variable,
- Add `bail_out_if_no_babeltrace` bash function to fail the test if
Babeltrace 2 is needed but not found.
Signed-off-by: Francis Deslauriers <francis.deslauriers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: Ieeffe4977660f47561732223e94a1b8f5a00ef0e