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[thirdparty/glibc.git] / sysdeps / mach / hurd / send.c

diff --git a/sysdeps/mach/hurd/send.c b/sysdeps/mach/hurd/send.c
index 78de0f2c9bd312fe1feed466871daac32941a597..1df9d7285dacccc8a6971850df9a2954058cd9ea 100644 (file)
--- a/sysdeps/mach/hurd/send.c
+++ b/sysdeps/mach/hurd/send.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-2015 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -13,7 +13,7 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
 #include <errno.h>
 #include <sys/socket.h>
@@ -33,6 +33,10 @@ __send (int fd, const void *buf, size_t n, int flags)
                                           NULL, MACH_MSG_TYPE_COPY_SEND, 0,
                                           NULL, 0, &wrote));
 
+  if (err == MIG_BAD_ID || err == EOPNOTSUPP)
+    /* The file did not grok the socket protocol.  */
+    err = ENOTSOCK;
+
   return err ? __hurd_sockfail (fd, flags, err) : wrote;
 }
 libc_hidden_def (__send)