I do it like this:
julia> cmd = Cmd(`which`; ignorestatus=true)
`which`
julia> t = run(cmd)
?Invalid usage. Type 'WHICH -?' for help
julia> t.exitcode
2
I do it like this:
julia> cmd = Cmd(`which`; ignorestatus=true)
`which`
julia> t = run(cmd)
?Invalid usage. Type 'WHICH -?' for help
julia> t.exitcode
2