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comparison: nsprpub/pr/include/md/_scoos.h
nsprpub/pr/include/md/_scoos.h
- branch
- TOR_BUG_9701
- changeset 13
- 44a2da4a2ab2
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| -1:000000000000 | 0:1a94dfd44697 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nspr_scoos5_defs_h___ | |
| 7 #define nspr_scoos5_defs_h___ | |
| 8 | |
| 9 /* | |
| 10 * Internal configuration macros | |
| 11 */ | |
| 12 | |
| 13 #define PR_LINKER_ARCH "scoos5" | |
| 14 #define PR_DLL_SUFFIX ".so" | |
| 15 | |
| 16 #define _PR_SI_SYSNAME "SCO" | |
| 17 #define _PR_SI_ARCHITECTURE "x86" | |
| 18 #define _PR_STACK_VMBASE 0x50000000 | |
| 19 | |
| 20 #define _MD_DEFAULT_STACK_SIZE 65536L | |
| 21 #define _MD_MMAP_FLAGS MAP_PRIVATE | |
| 22 | |
| 23 #undef HAVE_STACK_GROWING_UP | |
| 24 #define HAVE_DLL | |
| 25 #define USE_DLFCN | |
| 26 | |
| 27 #if !defined (HAVE_STRERROR) | |
| 28 #define HAVE_STRERROR | |
| 29 #endif | |
| 30 | |
| 31 #ifndef HAVE_WEAK_IO_SYMBOLS | |
| 32 #define HAVE_WEAK_IO_SYMBOLS | |
| 33 #endif | |
| 34 | |
| 35 #define _PR_POLL_AVAILABLE | |
| 36 #define _PR_USE_POLL | |
| 37 #define _PR_NO_LARGE_FILES | |
| 38 #define _PR_STAT_HAS_ONLY_ST_ATIME | |
| 39 | |
| 40 #define NEED_STRFTIME_LOCK | |
| 41 #define NEED_TIME_R | |
| 42 #define _PR_RECV_BROKEN /* recv doesn't work on Unix Domain Sockets */ | |
| 43 | |
| 44 #define USE_SETJMP | |
| 45 | |
| 46 #ifdef _PR_LOCAL_THREADS_ONLY | |
| 47 #include <setjmp.h> | |
| 48 | |
| 49 #define _MD_GET_SP(_t) (_t)->md.jb[4] | |
| 50 #define PR_NUM_GCREGS _SIGJBLEN | |
| 51 #define PR_CONTEXT_TYPE sigjmp_buf | |
| 52 | |
| 53 #define CONTEXT(_th) ((_th)->md.jb) | |
| 54 | |
| 55 #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ | |
| 56 { \ | |
| 57 *status = PR_TRUE; \ | |
| 58 if (sigsetjmp(CONTEXT(_thread),1)) { \ | |
| 59 (*_main)(); \ | |
| 60 } \ | |
| 61 _MD_GET_SP(_thread) = (int) ((_sp) - 64); \ | |
| 62 } | |
| 63 | |
| 64 #define _MD_SWITCH_CONTEXT(_thread) \ | |
| 65 if (!sigsetjmp(CONTEXT(_thread), 1)) { \ | |
| 66 (_thread)->md.errcode = errno; \ | |
| 67 _PR_Schedule(); \ | |
| 68 } | |
| 69 | |
| 70 /* | |
| 71 ** Restore a thread context, saved by _MD_SWITCH_CONTEXT | |
| 72 */ | |
| 73 #define _MD_RESTORE_CONTEXT(_thread) \ | |
| 74 { \ | |
| 75 errno = (_thread)->osErrorCode; \ | |
| 76 _MD_SET_CURRENT_THREAD(_thread); \ | |
| 77 siglongjmp(CONTEXT(_thread), 1); \ | |
| 78 } | |
| 79 | |
| 80 #endif /* _PR_LOCAL_THREADS_ONLY */ | |
| 81 | |
| 82 struct _MDThread { | |
| 83 jmp_buf jb; | |
| 84 int id; | |
| 85 int errcode; | |
| 86 }; | |
| 87 | |
| 88 struct _MDThreadStack { | |
| 89 PRInt8 notused; | |
| 90 }; | |
| 91 | |
| 92 struct _MDLock { | |
| 93 PRInt8 notused; | |
| 94 }; | |
| 95 | |
| 96 struct _MDSemaphore { | |
| 97 PRInt8 notused; | |
| 98 }; | |
| 99 | |
| 100 struct _MDCVar { | |
| 101 PRInt8 notused; | |
| 102 }; | |
| 103 | |
| 104 struct _MDSegment { | |
| 105 PRInt8 notused; | |
| 106 }; | |
| 107 | |
| 108 /* | |
| 109 * md-specific cpu structure field | |
| 110 */ | |
| 111 #define _PR_MD_MAX_OSFD FD_SETSIZE | |
| 112 | |
| 113 struct _MDCPU_Unix { | |
| 114 PRCList ioQ; | |
| 115 PRUint32 ioq_timeout; | |
| 116 PRInt32 ioq_max_osfd; | |
| 117 PRInt32 ioq_osfd_cnt; | |
| 118 #ifndef _PR_USE_POLL | |
| 119 fd_set fd_read_set, fd_write_set, fd_exception_set; | |
| 120 PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD], | |
| 121 fd_exception_cnt[_PR_MD_MAX_OSFD]; | |
| 122 #else | |
| 123 struct pollfd *ioq_pollfds; | |
| 124 int ioq_pollfds_size; | |
| 125 #endif /* _PR_USE_POLL */ | |
| 126 }; | |
| 127 | |
| 128 #define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ) | |
| 129 #define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu)) | |
| 130 #define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set) | |
| 131 #define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt) | |
| 132 #define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set) | |
| 133 #define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt) | |
| 134 #define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set) | |
| 135 #define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt) | |
| 136 #define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout) | |
| 137 #define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd) | |
| 138 #define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt) | |
| 139 #define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds) | |
| 140 #define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size) | |
| 141 | |
| 142 #define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32 | |
| 143 | |
| 144 struct _MDCPU { | |
| 145 struct _MDCPU_Unix md_unix; | |
| 146 }; | |
| 147 | |
| 148 #define _MD_INIT_LOCKS() | |
| 149 #define _MD_NEW_LOCK(lock) PR_SUCCESS | |
| 150 #define _MD_FREE_LOCK(lock) | |
| 151 #define _MD_LOCK(lock) | |
| 152 #define _MD_UNLOCK(lock) | |
| 153 #define _MD_INIT_IO() | |
| 154 #define _MD_IOQ_LOCK() | |
| 155 #define _MD_IOQ_UNLOCK() | |
| 156 | |
| 157 #define _MD_EARLY_INIT _MD_EarlyInit | |
| 158 #define _MD_FINAL_INIT _PR_UnixInit | |
| 159 #define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu) | |
| 160 #define _MD_INIT_THREAD _MD_InitializeThread | |
| 161 #define _MD_EXIT_THREAD(thread) | |
| 162 #define _MD_SUSPEND_THREAD(thread) | |
| 163 #define _MD_RESUME_THREAD(thread) | |
| 164 #define _MD_CLEAN_THREAD(_thread) | |
| 165 | |
| 166 #define _MD_INTERVAL_USE_GTOD | |
| 167 | |
| 168 #define _MD_SELECT _select | |
| 169 #define _MD_POLL _poll | |
| 170 | |
| 171 #endif /* nspr_scoos5_defs_h___ */ |
