type result = {exit_code : int;stdout : string;stderr : string;
}val run :
t ->
?dir:string ->
?env:string list ->
string ->
string list ->
resultval run_capture_exn :
t ->
?dir:string ->
?env:string list ->
string ->
string list ->
stringval run_ok :
t ->
?dir:string ->
?env:string list ->
string ->
string list ->
bool