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Diffstat (limited to 'libc/include/sched.h')
-rw-r--r-- | libc/include/sched.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/libc/include/sched.h b/libc/include/sched.h new file mode 100644 index 0000000..6600bae --- /dev/null +++ b/libc/include/sched.h @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#ifndef _SCHED_H_ +#define _SCHED_H_ + +#include <sys/cdefs.h> +#include <sys/time.h> + +__BEGIN_DECLS + +#define SCHED_NORMAL 0 +#define SCHED_OTHER 0 +#define SCHED_FIFO 1 +#define SCHED_RR 2 + +struct sched_param { + int sched_priority; +}; + +extern int sched_setscheduler(pid_t, int, const struct sched_param *); +extern int sched_getscheduler(pid_t); +extern int sched_yield(void); +extern int sched_get_priority_max(int policy); +extern int sched_get_priority_min(int policy); +extern int sched_setparam(pid_t, const struct sched_param *); +extern int sched_getparam(pid_t, struct sched_param *); +extern int sched_rr_get_interval(pid_t pid, struct timespec *tp); + +#define CLONE_VM 0x00000100 +#define CLONE_FS 0x00000200 +#define CLONE_FILES 0x00000400 +#define CLONE_SIGHAND 0x00000800 +#define CLONE_PTRACE 0x00002000 +#define CLONE_VFORK 0x00004000 +#define CLONE_PARENT 0x00008000 +#define CLONE_THREAD 0x00010000 +#define CLONE_NEWNS 0x00020000 +#define CLONE_SYSVSEM 0x00040000 +#define CLONE_SETTLS 0x00080000 +#define CLONE_PARENT_SETTID 0x00100000 +#define CLONE_CHILD_CLEARTID 0x00200000 +#define CLONE_DETACHED 0x00400000 +#define CLONE_UNTRACED 0x00800000 +#define CLONE_CHILD_SETTID 0x01000000 +#define CLONE_STOPPED 0x02000000 + +extern int clone(int (*fn)(void*), void *child_stack, int flags, void *arg); +extern pid_t __clone(int, void *); + +__END_DECLS + +#endif /* _SCHED_H_ */ |