initial import

hurd/fd-write.c

@@ -0,0 +1,42 @@
+/* _hurd_fd_write -- write to a file descriptor; handles job control et al.
+Copyright (C) 1993, 1994, 1995 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
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <hurd/fd.h>
+
+error_t
+_hurd_fd_write (struct hurd_fd *fd, const void *buf, size_t *nbytes)
+{
+  error_t err;
+  mach_msg_type_number_t wrote;
+
+  error_t writefd (io_t port)
+    {
+      return __io_write (port, buf, *nbytes, -1, &wrote);
+    }
+
+  err = HURD_FD_PORT_USE (fd, _hurd_ctty_output (port, ctty, writefd));
+
+  if (! err)
+    *nbytes = wrote;
+
+  return err;
+}