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let exepath () =
let length = 4096 in
let buffer = Bytes.create length in
C.Functions.Path.exepath
(Ctypes.ocaml_bytes_start buffer)
(Ctypes.(allocate size_t) (Unsigned.Size_t.of_int length))
|> Error.to_result_lazy begin fun () ->
let length = Bytes.index buffer '\000' in
Bytes.sub_string buffer 0 length
end
let cwd () =
let length = 4096 in
let buffer = Bytes.create length in
C.Functions.Path.cwd
(Ctypes.ocaml_bytes_start buffer)
(Ctypes.(allocate size_t) (Unsigned.Size_t.of_int length))
|> Error.to_result_lazy begin fun () ->
let length = Bytes.index buffer '\000' in
Bytes.sub_string buffer 0 length
end
let chdir path =
C.Functions.Path.chdir (Ctypes.ocaml_string_start path)
|> Error.to_result ()
let homedir () =
let length = 1024 in
let buffer = Bytes.create length in
C.Functions.Path.homedir
(Ctypes.ocaml_bytes_start buffer)
(Ctypes.(allocate size_t) (Unsigned.Size_t.of_int length))
|> Error.to_result_lazy begin fun () ->
let length = Bytes.index buffer '\000' in
Bytes.sub_string buffer 0 length
end
let tmpdir () =
let length = 1024 in
let buffer = Bytes.create length in
C.Functions.Path.tmpdir
(Ctypes.ocaml_bytes_start buffer)
(Ctypes.(allocate size_t) (Unsigned.Size_t.of_int length))
|> Error.to_result_lazy begin fun () ->
let length = Bytes.index buffer '\000' in
Bytes.sub_string buffer 0 length
end