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38 #ifndef nspr_unixware_defs_h___
39 #define nspr_unixware_defs_h___
42 * Internal configuration macros
45 #define PR_LINKER_ARCH "ncr"
46 #define _PR_SI_SYSNAME "NCR"
47 #define _PR_SI_ARCHITECTURE "x86"
48 #define PR_DLL_SUFFIX ".so"
50 #define _PR_VMBASE 0x30000000
51 #define _PR_STACK_VMBASE 0x50000000
52 #define _MD_DEFAULT_STACK_SIZE 65536L
53 #define _MD_MMAP_FLAGS MAP_PRIVATE
57 #define _PR_RECV_BROKEN /* recv doesn't work on Unix Domain Sockets */
59 #if !defined (HAVE_STRERROR)
63 #ifndef HAVE_WEAK_IO_SYMBOLS
64 #define HAVE_WEAK_IO_SYMBOLS
67 #define _PR_POLL_AVAILABLE
69 #define _PR_NO_LARGE_FILES
71 #undef HAVE_STACK_GROWING_UP
72 #define HAVE_NETCONFIG
73 #define NEED_STRFTIME_LOCK
75 #define NEED_LOCALTIME_R
77 #define NEED_ASCTIME_R
80 #define _PR_NEED_STRCASECMP
86 #define _SETJMP setjmp
87 #define _LONGJMP longjmp
88 #define _PR_CONTEXT_TYPE jmp_buf
89 #define _MD_GET_SP(_t) (_t)->md.context[4]
90 #define _PR_NUM_GCREGS _JBLEN
92 #define CONTEXT(_th) ((_th)->md.context)
95 ** Initialize the thread context preparing it to execute _main.
97 #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
100 if(_SETJMP(CONTEXT(_thread))) (*_main)(); \
101 _MD_GET_SP(_thread) = (int) ((_sp) - 128); \
104 #define _MD_SWITCH_CONTEXT(_thread) \
105 if (!_SETJMP(CONTEXT(_thread))) { \
106 (_thread)->md.errcode = errno; \
111 ** Restore a thread context, saved by _MD_SWITCH_CONTEXT
113 #define _MD_RESTORE_CONTEXT(_thread) \
115 errno = (_thread)->md.errcode; \
116 _MD_SET_CURRENT_THREAD(_thread); \
117 _LONGJMP(CONTEXT(_thread), 1); \
120 /* Machine-dependent (MD) data structures.
121 * Don't use SVR4 native threads (yet).
125 _PR_CONTEXT_TYPE context;
130 struct _MDThreadStack {
138 struct _MDSemaphore {
151 * md-specific cpu structure field
153 #define _PR_MD_MAX_OSFD FD_SETSIZE
157 PRUint32 ioq_timeout;
158 PRInt32 ioq_max_osfd;
159 PRInt32 ioq_osfd_cnt;
161 fd_set fd_read_set, fd_write_set, fd_exception_set;
162 PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
163 fd_exception_cnt[_PR_MD_MAX_OSFD];
165 struct pollfd *ioq_pollfds;
166 int ioq_pollfds_size;
167 #endif /* _PR_USE_POLL */
170 #define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
171 #define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
172 #define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
173 #define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
174 #define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
175 #define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
176 #define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
177 #define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
178 #define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
179 #define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
180 #define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
181 #define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
182 #define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
184 #define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
187 struct _MDCPU_Unix md_unix;
190 #define _MD_INIT_LOCKS()
191 #define _MD_NEW_LOCK(lock) PR_SUCCESS
192 #define _MD_FREE_LOCK(lock)
193 #define _MD_LOCK(lock)
194 #define _MD_UNLOCK(lock)
195 #define _MD_INIT_IO()
196 #define _MD_IOQ_LOCK()
197 #define _MD_IOQ_UNLOCK()
200 * The following are copied from _sunos.h, _aix.h. This means
201 * some of them should probably be moved into _unixos.h. But
202 * _irix.h seems to be quite different in regard to these macros.
204 #define _MD_GET_INTERVAL _PR_UNIX_GetInterval
205 #define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond
207 #define _MD_EARLY_INIT _MD_EarlyInit
208 #define _MD_FINAL_INIT _PR_UnixInit
209 #define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
210 #define _MD_INIT_THREAD _MD_InitializeThread
211 #define _MD_EXIT_THREAD(thread)
212 #define _MD_SUSPEND_THREAD(thread)
213 #define _MD_RESUME_THREAD(thread)
214 #define _MD_CLEAN_THREAD(_thread)
217 * We wrapped the select() call. _MD_SELECT refers to the built-in,
220 #include <sys/time.h>
221 #include <sys/types.h>
222 #include <sys/select.h>
223 extern int _select(int nfds, fd_set *readfds, fd_set *writefds,
224 fd_set *execptfds, struct timeval *timeout);
225 #define _MD_SELECT _select
227 #define _MD_POLL _poll
228 extern int _poll(struct pollfd *fds, unsigned long nfds, int timeout);
230 #endif /* nspr_ncr_defs_h */