Remove dead code

Signed-off-by: Jon Ludlam <jon@recoil.org>

src/process.ml

@@ -33,17 +33,6 @@ let map_result
 type std_output_to =
   | Terminal
   | File        of Path.t
-  | Opened_file of opened_file
-
-and opened_file =
-  { filename : Path.t
-  ; desc     : opened_file_desc
-  ; tail     : bool
-  }
-
-and opened_file_desc =
-  | Fd      of Unix.file_descr
-  | Channel of out_channel
 
 type purpose =
   | Internal_job
@@ -125,19 +114,18 @@ module Fancy = struct
       | Some dir -> sprintf "(cd %s && %s)" (Path.to_string dir) s
     in
     match stdout_to, stderr_to with
-    | (File fn1 | Opened_file { filename = fn1; _ }),
-      (File fn2 | Opened_file { filename = fn2; _ }) when Path.equal fn1 fn2 ->
+    | File fn1, File fn2 when Path.equal fn1 fn2 ->
       sprintf "%s &> %s" s (Path.to_string fn1)
     | _ ->
       let s =
         match stdout_to with
         | Terminal -> s
-        | File fn | Opened_file { filename = fn; _ } ->
+        | File fn ->
           sprintf "%s > %s" s (Path.to_string fn)
       in
       match stderr_to with
       | Terminal -> s
-      | File fn | Opened_file { filename = fn; _ } ->
+      | File fn ->
         sprintf "%s 2> %s" s (Path.to_string fn)
 
   let pp_purpose ppf = function
@@ -196,19 +184,11 @@ let get_std_output ~default = function
   | File fn ->
     let fd = Unix.openfile (Path.to_string fn)
                [O_WRONLY; O_CREAT; O_TRUNC; O_SHARE_DELETE] 0o666 in
-    (fd, Some (Fd fd))
-  | Opened_file { desc; tail; _ } ->
-    let fd =
-      match desc with
-      | Fd      fd -> fd
-      | Channel oc -> flush oc; Unix.descr_of_out_channel oc
-    in
-    (fd, Option.some_if tail desc)
+    (fd, Some fd)
 
 let close_std_output = function
   | None -> ()
-  | Some (Fd      fd) -> Unix.close fd
-  | Some (Channel oc) -> close_out  oc
+  | Some fd -> Unix.close fd
 
 let gen_id =
   let next = ref (-1) in

src/process.mli

@@ -18,18 +18,6 @@ type ('a, 'b) failure_mode =
 type std_output_to =
   | Terminal
   | File        of Path.t
-  | Opened_file of opened_file
-
-and opened_file =
-  { filename : Path.t
-  ; desc     : opened_file_desc
-  ; tail     : bool
-  (** If [true], the descriptor is closed after starting the command *)
-  }
-
-and opened_file_desc =
-  | Fd      of Unix.file_descr
-  | Channel of out_channel
 
 (** Why a Fiber.t was run *)
 type purpose =