summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/common/bits/sched.h
diff options
context:
space:
mode:
Diffstat (limited to 'libc/sysdeps/linux/common/bits/sched.h')
-rw-r--r--libc/sysdeps/linux/common/bits/sched.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/sched.h b/libc/sysdeps/linux/common/bits/sched.h
new file mode 100644
index 000000000..5c10d85d4
--- /dev/null
+++ b/libc/sysdeps/linux/common/bits/sched.h
@@ -0,0 +1,73 @@
+/* Definitions of constants and data structure for POSIX 1003.1b-1993
+ scheduling interface.
+ Copyright (C) 1996, 1997, 1998, 1999, 2001 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef __need_schedparam
+
+#ifndef _SCHED_H
+# error "Never include <bits/sched.h> directly; use <sched.h> instead."
+#endif
+
+
+/* Scheduling algorithms. */
+#define SCHED_OTHER 0
+#define SCHED_FIFO 1
+#define SCHED_RR 2
+
+#ifdef __USE_MISC
+/* Cloning flags. */
+# define CSIGNAL 0x000000ff /* Signal mask to be sent at exit. */
+# define CLONE_VM 0x00000100 /* Set if VM shared between processes. */
+# define CLONE_FS 0x00000200 /* Set if fs info shared between processes. */
+# define CLONE_FILES 0x00000400 /* Set if open files shared between processes. */
+# define CLONE_SIGHAND 0x00000800 /* Set if signal handlers shared. */
+# define CLONE_PID 0x00001000 /* Set if pid shared. */
+# define CLONE_PTRACE 0x00002000 /* Set if tracing continues on the child. */
+# define CLONE_VFORK 0x00004000 /* Set if the parent wants the child to
+ wake it up on mm_release. */
+#endif
+
+/* The official definition. */
+struct sched_param
+ {
+ int __sched_priority;
+ };
+
+__BEGIN_DECLS
+
+/* Clone current process. */
+#ifdef __USE_MISC
+extern int clone (int (*__fn) (void *__arg), void *__child_stack,
+ int __flags, void *__arg) __THROW;
+#endif
+
+__END_DECLS
+
+#endif /* need schedparam */
+
+#if !defined __defined_schedparam \
+ && (defined __need_schedparam || defined _SCHED_H)
+# define __defined_schedparam 1
+/* Data structure to describe a process' schedulability. */
+struct __sched_param
+ {
+ int __sched_priority;
+ };
+# undef __need_schedparam
+#endif