hurd: Avoid exposing all <sched.h> symbols from sys/types.h

	* bits/sched.h: Include <bits/types/struct_sched_param.h> and move struct
	sched_param definition to it.
	* sysdeps/unix/sysv/linux/bits/sched.h: Likewise.
	* bits/types/struct_sched_param.h: New file.
	* sysdeps/htl/bits/types/struct___pthread_attr.h: Include
	<bits/types/struct_sched_param.h> instead of <sched.h>.
	* posix/Makefile (headers): Add bits/types/struct_sched_param.h.

1 files changed, 28 insertions, 0 deletions

diff --git a/bits/types/struct_sched_param.h b/bits/types/struct_sched_param.h
new file mode 100644
index 0000000000..2f24d426fb
--- /dev/null
+++ b/bits/types/struct_sched_param.h
@@ -0,0 +1,28 @@
+/* Sched parameter structure.  Generic version.
+   Copyright (C) 1996-2018 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _BITS_TYPES_STRUCT_SCHED_PARAM
+#define _BITS_TYPES_STRUCT_SCHED_PARAM 1
+
+/* Data structure to describe a process' schedulability.  */
+struct sched_param
+{
+  int sched_priority;
+};
+
+#endif /* bits/types/struct_sched_param.h */