1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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35 #ifndef nspr_sunos_defs_h___
36 #define nspr_sunos_defs_h___
38 #include "md/sunos4.h"
40 /* On SunOS 4, memset is declared in memory.h */
43 #include <sys/syscall.h>
46 * Internal configuration macros
49 #define PR_LINKER_ARCH "sunos"
50 #define _PR_SI_SYSNAME "SUNOS"
51 #define _PR_SI_ARCHITECTURE "sparc"
52 #define PR_DLL_SUFFIX ".so.1.0"
55 ** For sunos type machines, don't specify an address because the
56 ** NetBSD/SPARC O.S. does the wrong thing.
58 #define _PR_VMBASE 0x30000000
59 #define _PR_STACK_VMBASE 0x50000000
60 #define _MD_DEFAULT_STACK_SIZE 65536L
61 #define _MD_MMAP_FLAGS MAP_PRIVATE
63 #undef HAVE_STACK_GROWING_UP
64 #undef HAVE_WEAK_IO_SYMBOLS
65 #undef HAVE_WEAK_MALLOC_SYMBOLS
68 #define NEED_STRFTIME_LOCK
70 #define HAVE_BSD_FLOCK
71 #define _PR_NO_LARGE_FILES
72 #define _PR_STAT_HAS_ONLY_ST_ATIME
74 #define _MD_GET_INTERVAL _PR_UNIX_GetInterval
75 #define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond
81 #define _MD_GET_SP(_t) (_t)->md.context[2]
83 #define PR_NUM_GCREGS _JBLEN
85 #define CONTEXT(_th) ((_th)->md.context)
88 ** Initialize the thread context preparing it to execute _main.
90 #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
92 int *context = (_thread)->md.context; \
95 (void) setjmp(context); \
96 (_thread)->md.context[2] = (int) ((_sp) - 64); \
97 (_thread)->md.context[2] &= ~7; \
98 (_thread)->md.context[3] = (int) _main; \
99 (_thread)->md.context[4] = (int) _main + 4; \
102 #define _MD_SWITCH_CONTEXT(_thread) \
104 if (!setjmp(CONTEXT(_thread))) { \
105 (_thread)->md.errcode = errno; \
110 ** Restore a thread context, saved by _MD_SWITCH_CONTEXT
112 #define _MD_RESTORE_CONTEXT(_thread) \
114 errno = (_thread)->md.errcode; \
115 _MD_SET_CURRENT_THREAD(_thread); \
116 longjmp(CONTEXT(_thread), 1); \
119 #pragma unknown_control_flow(longjmp)
120 #pragma unknown_control_flow(setjmp)
121 #pragma unknown_control_flow(_PR_Schedule)
124 ** Missing function prototypes
127 extern int socket (int domain, int type, int protocol);
128 extern int getsockname (int s, struct sockaddr *name, int *namelen);
129 extern int getpeername (int s, struct sockaddr *name, int *namelen);
130 extern int getsockopt (int s, int level, int optname, char* optval, int* optlen);
131 extern int setsockopt (int s, int level, int optname, const char* optval, int optlen);
132 extern int accept (int s, struct sockaddr *addr, int *addrlen);
133 extern int listen (int s, int backlog);
134 extern int brk(void *);
135 extern void *sbrk(int);
138 /* Machine-dependent (MD) data structures. SunOS 4 has no native threads. */
146 struct _MDThreadStack {
154 struct _MDSemaphore {
167 * md-specific cpu structure field
169 #define _PR_MD_MAX_OSFD FD_SETSIZE
173 PRUint32 ioq_timeout;
174 PRInt32 ioq_max_osfd;
175 PRInt32 ioq_osfd_cnt;
177 fd_set fd_read_set, fd_write_set, fd_exception_set;
178 PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
179 fd_exception_cnt[_PR_MD_MAX_OSFD];
181 struct pollfd *ioq_pollfds;
182 int ioq_pollfds_size;
183 #endif /* _PR_USE_POLL */
186 #define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
187 #define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
188 #define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
189 #define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
190 #define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
191 #define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
192 #define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
193 #define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
194 #define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
195 #define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
196 #define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
197 #define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
198 #define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
200 #define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
203 struct _MDCPU_Unix md_unix;
206 #define _MD_INIT_LOCKS()
207 #define _MD_NEW_LOCK(lock) PR_SUCCESS
208 #define _MD_FREE_LOCK(lock)
209 #define _MD_LOCK(lock)
210 #define _MD_UNLOCK(lock)
211 #define _MD_INIT_IO()
212 #define _MD_IOQ_LOCK()
213 #define _MD_IOQ_UNLOCK()
215 /* These are copied from _solaris.h */
217 #define _MD_EARLY_INIT _MD_EarlyInit
218 #define _MD_FINAL_INIT _PR_UnixInit
219 #define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
220 #define _MD_INIT_THREAD _MD_InitializeThread
221 #define _MD_EXIT_THREAD(thread)
222 #define _MD_SUSPEND_THREAD(thread)
223 #define _MD_RESUME_THREAD(thread)
224 #define _MD_CLEAN_THREAD(_thread)
227 * We wrapped the select() call. _MD_SELECT refers to the built-in,
230 #define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
231 #define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout)
233 #endif /* nspr_sparc_defs_h___ */