diff options
| author | Henning Heinold <heinold@inf.fu-berlin.de> | 2011-06-04 21:21:41 +0200 |
|---|---|---|
| committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2011-11-07 20:57:02 +0100 |
| commit | 19dd090a0f68765db87990ef8eda9bf77bb29581 (patch) | |
| tree | f210bb330d8b3dda2bcc345a80ce476bd41e1a69 /include/sched.h | |
| parent | 0c7690f6a5d6e073052ee6487f768289db3a58f7 (diff) | |
libc: flesh out linux scheduler functions
Most stuff was taken from the eglibc.
Signed-off-by: Henning Heinold <heinold@inf.fu-berlin.de>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'include/sched.h')
| -rw-r--r-- | include/sched.h | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/include/sched.h b/include/sched.h index 0d110c303..e265b84ab 100644 --- a/include/sched.h +++ b/include/sched.h @@ -1,5 +1,5 @@ /* Definitions for POSIX 1003.1b-1993 (aka POSIX.4) scheduling interface. - Copyright (C) 1996,1997,1999,2001-2003,2004 Free Software Foundation, Inc. + Copyright (C) 1996,1997,1999,2001-2004,2007 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 @@ -25,6 +25,9 @@ /* Get type definitions. */ #include <bits/types.h> +#define __need_size_t +#include <stddef.h> + #define __need_timespec #include <time.h> @@ -65,11 +68,42 @@ extern int sched_rr_get_interval (__pid_t __pid, struct timespec *__t) __THROW; #if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__ /* Access macros for `cpu_set'. */ -#define CPU_SETSIZE __CPU_SETSIZE -#define CPU_SET(cpu, cpusetp) __CPU_SET (cpu, cpusetp) -#define CPU_CLR(cpu, cpusetp) __CPU_CLR (cpu, cpusetp) -#define CPU_ISSET(cpu, cpusetp) __CPU_ISSET (cpu, cpusetp) -#define CPU_ZERO(cpusetp) __CPU_ZERO (cpusetp) +# define CPU_SETSIZE __CPU_SETSIZE +# define CPU_SET(cpu, cpusetp) __CPU_SET_S (cpu, sizeof (cpu_set_t), cpusetp) +# define CPU_CLR(cpu, cpusetp) __CPU_CLR_S (cpu, sizeof (cpu_set_t), cpusetp) +# define CPU_ISSET(cpu, cpusetp) __CPU_ISSET_S (cpu, sizeof (cpu_set_t), \ + cpusetp) +# define CPU_ZERO(cpusetp) __CPU_ZERO_S (sizeof (cpu_set_t), cpusetp) +# define CPU_COUNT(cpusetp) __CPU_COUNT_S (sizeof (cpu_set_t), cpusetp) + +# define CPU_SET_S(cpu, setsize, cpusetp) __CPU_SET_S (cpu, setsize, cpusetp) +# define CPU_CLR_S(cpu, setsize, cpusetp) __CPU_CLR_S (cpu, setsize, cpusetp) +# define CPU_ISSET_S(cpu, setsize, cpusetp) __CPU_ISSET_S (cpu, setsize, \ + cpusetp) +# define CPU_ZERO_S(setsize, cpusetp) __CPU_ZERO_S (setsize, cpusetp) +# define CPU_COUNT_S(setsize, cpusetp) __CPU_COUNT_S (setsize, cpusetp) + +# define CPU_EQUAL(cpusetp1, cpusetp2) \ + __CPU_EQUAL_S (sizeof (cpu_set_t), cpusetp1, cpusetp2) +# define CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ + __CPU_EQUAL_S (setsize, cpusetp1, cpusetp2) + +# define CPU_AND(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, &) +# define CPU_OR(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, |) +# define CPU_XOR(destset, srcset1, srcset2) \ + __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, ^) +# define CPU_AND_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, &) +# define CPU_OR_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, |) +# define CPU_XOR_S(setsize, destset, srcset1, srcset2) \ + __CPU_OP_S (setsize, destset, srcset1, srcset2, ^) + +# define CPU_ALLOC_SIZE(count) __CPU_ALLOC_SIZE (count) +# define CPU_ALLOC(count) __CPU_ALLOC (count) +# define CPU_FREE(cpuset) __CPU_FREE (cpuset) /* Set the CPU affinity for a task */ @@ -79,12 +113,6 @@ extern int sched_setaffinity (__pid_t __pid, size_t __cpusetsize, /* Get the CPU affinity for a task */ extern int sched_getaffinity (__pid_t __pid, size_t __cpusetsize, cpu_set_t *__cpuset) __THROW; - -extern int __clone (int (*__fn) (void *__arg), void *__child_stack, - int __flags, void *__arg, ...); -extern int __clone2 (int (*__fn) (void *__arg), void *__child_stack_base, - size_t __child_stack_size, int __flags, void *__arg, ...); - #endif __END_DECLS |