sched.h (2080B) - Raw
1 /* 2 Copyright (c) 2011-2016 mingw-w64 project 3 4 Permission is hereby granted, free of charge, to any person obtaining a 5 copy of this software and associated documentation files (the "Software"), 6 to deal in the Software without restriction, including without limitation 7 the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 and/or sell copies of the Software, and to permit persons to whom the 9 Software is furnished to do so, subject to the following conditions: 10 11 The above copyright notice and this permission notice shall be included in 12 all copies or substantial portions of the Software. 13 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 DEALINGS IN THE SOFTWARE. 21 */ 22 #ifndef WIN_PTHREADS_SCHED_H 23 #define WIN_PTHREADS_SCHED_H 24 25 #include <stddef.h> 26 #include <errno.h> 27 #include <sys/types.h> 28 29 #include <process.h> 30 #include <limits.h> 31 #include <signal.h> 32 33 #include "pthread_compat.h" 34 35 /* Some POSIX realtime extensions, mostly stubbed */ 36 #define SCHED_OTHER 0 37 #define SCHED_FIFO 1 38 #define SCHED_RR 2 39 #define SCHED_MIN SCHED_OTHER 40 #define SCHED_MAX SCHED_RR 41 42 struct sched_param { 43 int sched_priority; 44 }; 45 46 #ifdef __cplusplus 47 extern "C" { 48 #endif 49 50 WINPTHREAD_API int sched_yield(void); 51 WINPTHREAD_API int sched_get_priority_min(int pol); 52 WINPTHREAD_API int sched_get_priority_max(int pol); 53 WINPTHREAD_API int sched_getscheduler(pid_t pid); 54 WINPTHREAD_API int sched_setscheduler(pid_t pid, int pol, const struct sched_param *param); 55 56 #ifdef __cplusplus 57 } 58 #endif 59 60 #ifndef sched_rr_get_interval 61 #define sched_rr_get_interval(_p, _i) \ 62 ( errno = ENOTSUP, (int) -1 ) 63 #endif 64 65 #endif /* WIN_PTHREADS_SCHED_H */