| #ifndef _SCHED_H |
| #define _SCHED_H |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <features.h> |
| |
| #define __NEED_struct_timespec |
| #define __NEED_pid_t |
| #define __NEED_time_t |
| |
| #ifdef _GNU_SOURCE |
| #define __NEED_size_t |
| #endif |
| |
| #include <bits/alltypes.h> |
| |
| struct sched_param { |
| int sched_priority; |
| int sched_ss_low_priority; |
| struct timespec sched_ss_repl_period; |
| struct timespec sched_ss_init_budget; |
| int sched_ss_max_repl; |
| }; |
| |
| int sched_get_priority_max(int); |
| int sched_get_priority_min(int); |
| int sched_getparam(pid_t, struct sched_param *); |
| int sched_getscheduler(pid_t); |
| int sched_rr_get_interval(pid_t, struct timespec *); |
| int sched_setparam(pid_t, const struct sched_param *); |
| int sched_setscheduler(pid_t, int, const struct sched_param *); |
| int sched_yield(void); |
| |
| #define SCHED_OTHER 0 |
| #define SCHED_FIFO 1 |
| #define SCHED_RR 2 |
| #define SCHED_BATCH 3 |
| #define SCHED_IDLE 5 |
| #define SCHED_DEADLINE 6 |
| #define SCHED_RESET_ON_FORK 0x40000000 |
| |
| #ifdef _GNU_SOURCE |
| #define CSIGNAL 0x000000ff |
| #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_NEWUTS 0x04000000 |
| #define CLONE_NEWIPC 0x08000000 |
| #define CLONE_NEWUSER 0x10000000 |
| #define CLONE_NEWPID 0x20000000 |
| #define CLONE_NEWNET 0x40000000 |
| #define CLONE_IO 0x80000000 |
| int clone (int (*)(void *), void *, int, void *, ...); |
| int unshare(int); |
| int setns(int, int); |
| |
| void *memcpy(void *__restrict, const void *__restrict, size_t); |
| int memcmp(const void *, const void *, size_t); |
| void *calloc(size_t, size_t); |
| void free(void *); |
| |
| typedef struct cpu_set_t { unsigned long __bits[128/sizeof(long)]; } cpu_set_t; |
| int __sched_cpucount(size_t, const cpu_set_t *); |
| int sched_getaffinity(pid_t, size_t, cpu_set_t *); |
| int sched_setaffinity(pid_t, size_t, const cpu_set_t *); |
| |
| #define __CPU_op_S(i, size, set, op) ( (i)/8U >= (size) ? 0 : \ |
| ((set)->__bits[(i)/8/sizeof(long)] op (1UL<<((i)%(8*sizeof(long))))) ) |
| |
| #define CPU_SET_S(i, size, set) __CPU_op_S(i, size, set, |=) |
| #define CPU_CLR_S(i, size, set) __CPU_op_S(i, size, set, &=~) |
| #define CPU_ISSET_S(i, size, set) __CPU_op_S(i, size, set, &) |
| |
| #define __CPU_op_func_S(func, op) \ |
| static __inline void __CPU_##func##_S(size_t __size, cpu_set_t *__dest, \ |
| const cpu_set_t *__src1, const cpu_set_t *__src2) \ |
| { \ |
| size_t __i; \ |
| for (__i=0; __i<__size/sizeof(long); __i++) \ |
| __dest->__bits[__i] = __src1->__bits[__i] \ |
| op __src2->__bits[__i] ; \ |
| } |
| |
| __CPU_op_func_S(AND, &) |
| __CPU_op_func_S(OR, |) |
| __CPU_op_func_S(XOR, ^) |
| |
| #define CPU_AND_S(a,b,c,d) __CPU_AND_S(a,b,c,d) |
| #define CPU_OR_S(a,b,c,d) __CPU_OR_S(a,b,c,d) |
| #define CPU_XOR_S(a,b,c,d) __CPU_XOR_S(a,b,c,d) |
| |
| #define CPU_COUNT_S(size,set) __sched_cpucount(size,set) |
| #define CPU_ZERO_S(size,set) memset(set,0,size) |
| #define CPU_EQUAL_S(size,set1,set2) (!memcmp(set1,set2,size)) |
| |
| #define CPU_ALLOC_SIZE(n) (sizeof(long) * ( (n)/(8*sizeof(long)) \ |
| + ((n)%(8*sizeof(long)) + 8*sizeof(long)-1)/(8*sizeof(long)) ) ) |
| #define CPU_ALLOC(n) ((cpu_set_t *)calloc(1,CPU_ALLOC_SIZE(n))) |
| #define CPU_FREE(set) free(set) |
| |
| #define CPU_SETSIZE 128 |
| |
| #define CPU_SET(i, set) CPU_SET_S(i,sizeof(cpu_set_t),set) |
| #define CPU_CLR(i, set) CPU_CLR_S(i,sizeof(cpu_set_t),set) |
| #define CPU_ISSET(i, set) CPU_ISSET_S(i,sizeof(cpu_set_t),set) |
| #define CPU_AND(d,s1,s2) CPU_AND_S(sizeof(cpu_set_t),d,s1,s2) |
| #define CPU_OR(d,s1,s2) CPU_OR_S(sizeof(cpu_set_t),d,s1,s2) |
| #define CPU_XOR(d,s1,s2) CPU_XOR_S(sizeof(cpu_set_t),d,s1,s2) |
| #define CPU_COUNT(set) CPU_COUNT_S(sizeof(cpu_set_t),set) |
| #define CPU_ZERO(set) CPU_ZERO_S(sizeof(cpu_set_t),set) |
| #define CPU_EQUAL(s1,s2) CPU_EQUAL_S(sizeof(cpu_set_t),s1,s2) |
| |
| #endif |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif |