projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 33574c17 | 1 | /* Internal definitions for pthreads library. |
| 04277e02 | 2 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
| 33574c17 ST |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| ad2b41bf ST |
6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 33574c17 ST |
9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| ad2b41bf | 13 | Lesser General Public License for more details. |
| 33574c17 | 14 | |
| ad2b41bf ST |
15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see | |
| 5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
| 33574c17 ST |
18 | |
| 19 | #ifndef _PT_SYSDEP_H | |
| 20 | #define _PT_SYSDEP_H 1 | |
| 21 | ||
| 22 | #include <mach.h> | |
| 23 | ||
| 24 | /* XXX */ | |
| 25 | #define _POSIX_THREAD_THREADS_MAX 64 | |
| 26 | ||
| 27 | /* The default stack size. */ | |
| 28 | #define PTHREAD_STACK_DEFAULT (8 * 1024 * 1024) | |
| 29 | ||
| 30 | #define PTHREAD_SYSDEP_MEMBERS \ | |
| 31 | thread_t kernel_thread; \ | |
| 32 | mach_msg_header_t wakeupmsg; | |
| 33 | ||
| 34 | extern __thread struct __pthread *___pthread_self; | |
| 35 | #define _pthread_self() \ | |
| 36 | ({ \ | |
| 37 | struct __pthread *thread; \ | |
| 38 | \ | |
| 39 | assert (__pthread_threads); \ | |
| 40 | thread = ___pthread_self; \ | |
| 41 | \ | |
| 42 | assert (thread); \ | |
| 43 | assert (({ mach_port_t ktid = __mach_thread_self (); \ | |
| 44 | int ok = thread->kernel_thread == ktid; \ | |
| 45 | __mach_port_deallocate (__mach_task_self (), ktid);\ | |
| 46 | ok; })); \ | |
| 47 | thread; \ | |
| 48 | }) | |
| 49 | ||
| 50 | extern inline void | |
| 51 | __attribute__ ((__always_inline__)) | |
| 52 | __pthread_stack_dealloc (void *stackaddr, size_t stacksize) | |
| 53 | { | |
| 54 | __vm_deallocate (__mach_task_self (), (vm_offset_t) stackaddr, stacksize); | |
| 55 | } | |
| 56 | ||
| 57 | /* Change thread THREAD's program counter to PC if SET_PC is true, | |
| 58 | its stack pointer to SP if SET_IP is true, and its thread pointer | |
| 59 | to TP if SET_TP is true. */ | |
| 60 | extern int __thread_set_pcsptp (thread_t thread, | |
| 61 | int set_pc, void *pc, | |
| 62 | int set_sp, void *sp, int set_tp, void *tp); | |
| 63 | ||
| 64 | ||
| 65 | #endif /* pt-sysdep.h */ |