At present tools are not expected to fail. If they do an exception is raised but there is no detail about what went wrong. This makes it hard to debug if something does actually go wrong.
Fix this by outputting both stderr and stdout on failure.
Signed-off-by: Simon Glass sjg@chromium.org ---
tools/patman/tools.py | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/tools/patman/tools.py b/tools/patman/tools.py index 97441ca796..0952681579 100644 --- a/tools/patman/tools.py +++ b/tools/patman/tools.py @@ -205,8 +205,14 @@ def Run(name, *args): if tool_search_paths: env = dict(os.environ) env['PATH'] = ':'.join(tool_search_paths) + ':' + env['PATH'] - return command.Run(name, *args, capture=True, capture_stderr=True, - env=env) + all_args = (name,) + args + result = command.RunPipe([all_args], capture=True, capture_stderr=True, + env=env, raise_on_error=False) + if result.return_code: + raise Exception("Error %d running '%s': %s" % + (result.return_code,' '.join(all_args), + result.stderr)) + return result.stdout except: if env and not PathHasFile(env['PATH'], name): msg = "Please install tool '%s'" % name