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Cygwin: AF_UNIX: sendmsg: fix errno if socket is shut down

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Following Posix and Linux, the errno should be EPIPE, not ESHUTDOWN.
This commit is contained in:
Ken Brown 2020-10-16 17:54:23 -04:00
parent e1beea13e1
commit 95012189c0
1 changed files with 5 additions and 1 deletions
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6
winsup/cygwin/fhandler_socket_unix.cc
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@ -2493,7 +2493,11 @@ fhandler_socket_unix::sendmsg (const struct msghdr *msg, int flags)
} }
if (saw_shutdown () & _SHUT_SEND) if (saw_shutdown () & _SHUT_SEND)
{ {
set_errno (ESHUTDOWN); set_errno (EPIPE);
/* FIXME: Linux calls for SIGPIPE here, but Posix
doesn't. Should we follow Linux? */
if (!(flags & MSG_NOSIGNAL))
raise (SIGPIPE);
__leave; __leave;
} }
} }