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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_aix_defs_h___
- #define nspr_aix_defs_h___
-
- #include <sys/types.h>
- #if defined(_PR_PTHREADS) || defined(PTHREADS_USER)
- #include <pthread.h>
- #endif
-
- /*
- * To pick up fd_set. In AIX 4.2, fd_set is defined in <sys/time.h>,
- * which is included by _unixos.h.
- */
- #ifdef AIX4_1
- #include <sys/select.h>
- #include <sys/poll.h>
- #endif
-
- /*
- * Internal configuration macros
- */
-
- #define PR_LINKER_ARCH "aix"
- #define _PR_SI_SYSNAME "AIX"
- #define _PR_SI_ARCHITECTURE "rs6000"
- #define PR_DLL_SUFFIX ".so"
-
- #define _PR_VMBASE 0x30000000
- #define _PR_STACK_VMBASE 0x50000000
- #define _MD_DEFAULT_STACK_SIZE 65536L
- #define _MD_MMAP_FLAGS MAP_PRIVATE
-
- #define NEED_TIME_R
- #undef HAVE_STACK_GROWING_UP
- #undef HAVE_WEAK_IO_SYMBOLS
- #undef HAVE_WEAK_MALLOC_SYMBOLS
- #define HAVE_DLL
- #define USE_DLFCN
-
- #undef _PR_HAVE_ATOMIC_OPS
-
- #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.jb[3]
- #define _MD_SET_THR_SP(_t, _sp) ((_t)->md.jb[3] = (int) (_sp - 2 * 64))
- #define PR_NUM_GCREGS _JBLEN
-
- #define CONTEXT(_th) ((_th)->md.jb)
- #define SAVE_CONTEXT(_th) _setjmp(CONTEXT(_th))
- #define GOTO_CONTEXT(_th) _longjmp(CONTEXT(_th), 1)
-
- #ifdef PTHREADS_USER
- #include "_nspr_pthread.h"
- #else
-
- /*
- ** Initialize the thread context preparing it to execute _main.
- */
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
- PR_BEGIN_MACRO \
- *status = PR_TRUE; \
- if (setjmp(CONTEXT(_thread))) { \
- (*_main)(); \
- } \
- _MD_GET_SP(_thread) = (int) (_sp - 2 * 64); \
- PR_END_MACRO
-
- #define _MD_SWITCH_CONTEXT(_thread) \
- 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); \
- }
-
- /* Machine-dependent (MD) data structures */
-
- struct _MDThread {
- jmp_buf jb;
- 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;
- };
-
- #if !defined(_PR_PTHREADS)
- #define _MD_INIT_LOCKS()
- #endif
-
- #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()
-
- #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)
- #endif /* PTHREADS_USER */
-
- #ifdef AIX4_1
- #define _MD_SELECT select
- #define _MD_POLL poll
- #endif
-
- #endif /* nspr_aix_defs_h___ */
-