Cleanup cobra integration
Update windows files for cobra and pflags
Cleanup SetupRootcmd, and remove unnecessary SetFlagErrorFunc.
Use cobra command traversal
Signed-off-by: Daniel Nephin <dnephin@docker.com>
Upstream-commit: 31bf9ca0c8cf29c1ba6cdc044e81c574161a0392
Component: engine
GetExitCode is used only by container package, so move it to package
container and unexport it
Signed-off-by: Zhang Wei <zhangwei555@huawei.com>
Upstream-commit: c111b7eb3d25b5f7a07a6037fcca33282de91ef3
Component: engine