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better error message on IO failure

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Simon Cruanes 2024-08-01 10:51:35 -04:00
parent 5130653068
commit 93a30366e1
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1 changed files with 6 additions and 4 deletions
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10
src/core/IO.ml
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@ -32,11 +32,13 @@ module Output = struct
len := !len - n
| exception
Unix.Unix_error
( ( Unix.EBADF | Unix.ENOTCONN | Unix.ESHUTDOWN
| Unix.ECONNRESET | Unix.EPIPE ),
_,
( (( Unix.EBADF | Unix.ENOTCONN | Unix.ESHUTDOWN
| Unix.ECONNRESET | Unix.EPIPE ) as err),
fn,
_ ) ->
failwith "write failed"
failwith
@@ Printf.sprintf "write failed in %s: %s" fn
(Unix.error_message err)
| exception
Unix.Unix_error
((Unix.EWOULDBLOCK | Unix.EAGAIN | Unix.EINTR), _, _) ->