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Cygwin: AF_UNIX: sendmsg: fix return value

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On a successful write, the return value is now the number of bytes of
user data written, not the total number of bytes written.
This commit is contained in:
Ken Brown 2020-10-04 10:38:29 -04:00
parent 780133d455
commit 3eab592c22
1 changed files with 1 additions and 1 deletions
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2
winsup/cygwin/fhandler_socket_unix.cc
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@ -2090,7 +2090,7 @@ wait:
if (io.Information == 0) if (io.Information == 0)
set_errno (EAGAIN); set_errno (EAGAIN);
else else
ret = io.Information; ret = io.Information - AF_UNIX_PKT_OFFSETOF_DATA (packet);
} }
else if (STATUS_PIPE_IS_CLOSED (status)) else if (STATUS_PIPE_IS_CLOSED (status))
{ {