1*4882a593Smuzhiyun // SPDX-License-Identifier: LGPL-2.1 2*4882a593Smuzhiyun // Definitions taken from glibc for use with older systems, same licensing. 3*4882a593Smuzhiyun #ifndef _CPU_SET_SCHED_PERF_H 4*4882a593Smuzhiyun #define _CPU_SET_SCHED_PERF_H 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #include <features.h> 7*4882a593Smuzhiyun #include <sched.h> 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef CPU_EQUAL 10*4882a593Smuzhiyun #ifndef __CPU_EQUAL_S 11*4882a593Smuzhiyun #if __GNUC_PREREQ (2, 91) 12*4882a593Smuzhiyun # define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ 13*4882a593Smuzhiyun (__builtin_memcmp (cpusetp1, cpusetp2, setsize) == 0) 14*4882a593Smuzhiyun #else 15*4882a593Smuzhiyun # define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \ 16*4882a593Smuzhiyun (__extension__ \ 17*4882a593Smuzhiyun ({ const __cpu_mask *__arr1 = (cpusetp1)->__bits; \ 18*4882a593Smuzhiyun const __cpu_mask *__arr2 = (cpusetp2)->__bits; \ 19*4882a593Smuzhiyun size_t __imax = (setsize) / sizeof (__cpu_mask); \ 20*4882a593Smuzhiyun size_t __i; \ 21*4882a593Smuzhiyun for (__i = 0; __i < __imax; ++__i) \ 22*4882a593Smuzhiyun if (__arr1[__i] != __arr2[__i]) \ 23*4882a593Smuzhiyun break; \ 24*4882a593Smuzhiyun __i == __imax; })) 25*4882a593Smuzhiyun #endif 26*4882a593Smuzhiyun #endif // __CPU_EQUAL_S 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun #define CPU_EQUAL(cpusetp1, cpusetp2) \ 29*4882a593Smuzhiyun __CPU_EQUAL_S (sizeof (cpu_set_t), cpusetp1, cpusetp2) 30*4882a593Smuzhiyun #endif // CPU_EQUAL 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #ifndef CPU_OR 33*4882a593Smuzhiyun #ifndef __CPU_OP_S 34*4882a593Smuzhiyun #define __CPU_OP_S(setsize, destset, srcset1, srcset2, op) \ 35*4882a593Smuzhiyun (__extension__ \ 36*4882a593Smuzhiyun ({ cpu_set_t *__dest = (destset); \ 37*4882a593Smuzhiyun const __cpu_mask *__arr1 = (srcset1)->__bits; \ 38*4882a593Smuzhiyun const __cpu_mask *__arr2 = (srcset2)->__bits; \ 39*4882a593Smuzhiyun size_t __imax = (setsize) / sizeof (__cpu_mask); \ 40*4882a593Smuzhiyun size_t __i; \ 41*4882a593Smuzhiyun for (__i = 0; __i < __imax; ++__i) \ 42*4882a593Smuzhiyun ((__cpu_mask *) __dest->__bits)[__i] = __arr1[__i] op __arr2[__i]; \ 43*4882a593Smuzhiyun __dest; })) 44*4882a593Smuzhiyun #endif // __CPU_OP_S 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun #define CPU_OR(destset, srcset1, srcset2) \ 47*4882a593Smuzhiyun __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, |) 48*4882a593Smuzhiyun #endif // CPU_OR 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun #endif // _CPU_SET_SCHED_PERF_H 51