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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #ifndef nspr_sunos_defs_h___
- #define nspr_sunos_defs_h___
-
- #include "md/sunos4.h"
-
- /* On SunOS 4, memset is declared in memory.h */
- #include <memory.h>
- #include <errno.h>
- #include <sys/syscall.h>
-
- /*
- * Internal configuration macros
- */
-
- #define PR_LINKER_ARCH "sunos"
- #define _PR_SI_SYSNAME "SUNOS"
- #define _PR_SI_ARCHITECTURE "sparc"
- #define PR_DLL_SUFFIX ".so.1.0"
-
- /*
- ** For sunos type machines, don't specify an address because the
- ** NetBSD/SPARC O.S. does the wrong thing.
- */
- #define _PR_VMBASE 0x30000000
- #define _PR_STACK_VMBASE 0x50000000
- #define _MD_DEFAULT_STACK_SIZE 65536L
- #define _MD_MMAP_FLAGS MAP_PRIVATE
-
- #undef HAVE_STACK_GROWING_UP
- #undef HAVE_WEAK_IO_SYMBOLS
- #undef HAVE_WEAK_MALLOC_SYMBOLS
- #define HAVE_DLL
- #define USE_DLFCN
- #define NEED_STRFTIME_LOCK
- #define NEED_TIME_R
- #define HAVE_BSD_FLOCK
-
- #define _MD_GET_INTERVAL _PR_UNIX_GetInterval
- #define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond
-
- #define USE_SETJMP
-
- #include <setjmp.h>
-
- #define _MD_GET_SP(_t) (_t)->md.context[2]
-
- #define PR_NUM_GCREGS _JBLEN
-
- #define CONTEXT(_th) ((_th)->md.context)
-
- /*
- ** Initialize the thread context preparing it to execute _main.
- */
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
- PR_BEGIN_MACRO \
- int *context = (_thread)->md.context; \
- *status = PR_TRUE; \
- asm("ta 3"); \
- (void) setjmp(context); \
- (_thread)->md.context[2] = (int) ((_sp) - 64); \
- (_thread)->md.context[2] &= ~7; \
- (_thread)->md.context[3] = (int) _main; \
- (_thread)->md.context[4] = (int) _main + 4; \
- PR_END_MACRO
-
- #define _MD_SWITCH_CONTEXT(_thread) \
- asm("ta 3"); \
- if (!setjmp(CONTEXT(_thread))) { \
- (_thread)->md.errcode = errno; \
- _PR_Schedule(); \
- }
-
- /*
- ** Restore a thread context, saved by _MD_SWITCH_CONTEXT
- */
- #define _MD_RESTORE_CONTEXT(_thread) \
- { \
- errno = (_thread)->md.errcode; \
- _MD_SET_CURRENT_THREAD(_thread); \
- longjmp(CONTEXT(_thread), 1); \
- }
-
- #pragma unknown_control_flow(longjmp)
- #pragma unknown_control_flow(setjmp)
- #pragma unknown_control_flow(_PR_Schedule)
-
- /*
- ** Missing function prototypes
- */
-
- extern int socket (int domain, int type, int protocol);
- extern int getsockname (int s, struct sockaddr *name, int *namelen);
- extern int getpeername (int s, struct sockaddr *name, int *namelen);
- extern int getsockopt (int s, int level, int optname, char* optval, int* optlen);
- extern int setsockopt (int s, int level, int optname, const char* optval, int optlen);
- extern int accept (int s, struct sockaddr *addr, int *addrlen);
- extern int listen (int s, int backlog);
- extern int brk(void *);
- extern void *sbrk(int);
-
-
- /* Machine-dependent (MD) data structures. SunOS 4 has no native threads. */
-
- struct _MDThread {
- jmp_buf context;
- int id;
- int errcode;
- };
-
- struct _MDThreadStack {
- PRInt8 notused;
- };
-
- struct _MDLock {
- PRInt8 notused;
- };
-
- struct _MDSemaphore {
- PRInt8 notused;
- };
-
- struct _MDCVar {
- PRInt8 notused;
- };
-
- struct _MDSegment {
- PRInt8 notused;
- };
-
- struct _MDCPU {
- struct _MDCPU_Unix md_unix;
- };
-
- #define _MD_INIT_LOCKS()
- #define _MD_NEW_LOCK(lock) PR_SUCCESS
- #define _MD_FREE_LOCK(lock)
- #define _MD_LOCK(lock)
- #define _MD_UNLOCK(lock)
- #define _MD_INIT_IO()
- #define _MD_IOQ_LOCK()
- #define _MD_IOQ_UNLOCK()
-
- /* These are copied from _solaris.h */
-
- #define _MD_EARLY_INIT _MD_EarlyInit
- #define _MD_FINAL_INIT _PR_UnixInit
- #define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
- #define _MD_INIT_THREAD _MD_InitializeThread
- #define _MD_EXIT_THREAD(thread)
- #define _MD_SUSPEND_THREAD(thread)
- #define _MD_RESUME_THREAD(thread)
- #define _MD_CLEAN_THREAD(_thread)
-
- /*
- * We wrapped the select() call. _MD_SELECT refers to the built-in,
- * unwrapped version.
- */
- #define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
- #define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout)
-
- #endif /* nspr_sparc_defs_h___ */
-