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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 bb45c50696cb3a4fcf8f30a288df2f7d773bd7a7..1df9d7285dacccc8a6971850df9a2954058cd9ea 100644 (file)
--- a/sysdeps/mach/hurd/send.c
+++ b/sysdeps/mach/hurd/send.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994,96,97,2001,02 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
@@ -12,9 +12,8 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
 
 #include <errno.h>
 #include <sys/socket.h>
@@ -24,11 +23,7 @@
 
 /* Send N bytes of BUF to socket FD.  Returns the number sent or -1.  */
 ssize_t
-__send (fd, buf, n, flags)
-     int fd;
-     const void *buf;
-     size_t n;
-     int flags;
+__send (int fd, const void *buf, size_t n, int flags)
 {
   error_t err;
   size_t wrote;
@@ -38,6 +33,10 @@ __send (fd, buf, n, 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)