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9pudfuse: remove per-packet logging and catch write errors

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Signed-off-by: David Sheets <sheets@alum.mit.edu>
This commit is contained in:
David Sheets 2016-01-25 17:02:57 +00:00
parent 2cc230ba01
commit abf6d9e80d
1 changed files with 11 additions and 4 deletions
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15
alpine/packages/9pudfuse/fuse_socket_9p.ml
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@ -38,11 +38,11 @@ let finally f at_end =
let copy description dst src = let copy description dst src =
let sz = 1 lsl 16 in let sz = 1 lsl 16 in
let buf = Bytes.create sz in let buf = Bytes.create sz in
let pnum = ref 0 in (*let pnum = ref 0 in*)
let rec loop () = let rec loop () =
let n = Unix.read src buf 0 sz in let n = Unix.read src buf 0 sz in
(if n = 0 then raise ReadClosed); (if n = 0 then raise ReadClosed);
(*
let fd = Unix.( let fd = Unix.(
openfile ("/tmp/"^description^"_"^(string_of_int !pnum)) openfile ("/tmp/"^description^"_"^(string_of_int !pnum))
[O_WRONLY; O_CREAT] 0o600) in [O_WRONLY; O_CREAT] 0o600) in
@ -50,8 +50,15 @@ let copy description dst src =
assert (k = n); assert (k = n);
Unix.close fd; Unix.close fd;
incr pnum; incr pnum;
*)
let written = Unix.write dst buf 0 n in let written = try
Unix.write dst buf 0 n
with
| Unix.Unix_error (Unix.EINVAL, "write", _) ->
failwith ("copy write for "^description^" failed with EINVAL")
| Unix.Unix_error (Unix.ENOENT, "write", _) ->
failwith ("copy write for "^description^" failed with ENOENT")
in
(if n <> written (if n <> written
then Log.error "copy of %s read %d but wrote %d" description n written); then Log.error "copy of %s read %d but wrote %d" description n written);
loop () loop ()