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Create tracing_supported() util function

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This commit is contained in:
Christophe Bedard 2019-08-15 13:14:53 +02:00
parent cd4f8d5d08
commit c0b86bd4db
2 changed files with 14 additions and 2 deletions
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4
tracetools_launch/tracetools_launch/action.py
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@ -14,7 +14,6 @@
"""Module for the Trace action."""
import os
import re
import subprocess
from typing import List
@ -26,6 +25,7 @@ from launch.actions import SetEnvironmentVariable
from launch.event import Event
from launch.event_handlers import OnShutdown
from launch.launch_context import LaunchContext
from tracetools_trace import tracing_supported
from tracetools_trace.tools import lttng
from tracetools_trace.tools import names
from tracetools_trace.tools import path
@ -94,7 +94,7 @@ class Trace(Action):
:param lib_name: the name of the shared library
:return: the full path if found, `None` otherwise
"""
if os.name == 'nt':
if not tracing_supported():
return None
(exit_code, output) = subprocess.getstatusoutput(f'whereis -b {lib_name}')
if exit_code != 0: