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reliantunix.c
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is the Netscape Portable Runtime (NSPR).
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-2000
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 /*
00039  * SINIX (ReliantUNIX) 5.4 - copied from unixware.c by chrisk 040497
00040  */
00041 #include "primpl.h"
00042 
00043 #include <ucontext.h>
00044 
00045 void _MD_EarlyInit(void)
00046 {
00047 }
00048 
00049 PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
00050 {
00051     if (isCurrent) {
00052        (void) _GETCONTEXT(CONTEXT(t));
00053     }
00054     *np = sizeof(CONTEXT(t)) / sizeof(PRWord);
00055     return (PRWord *) CONTEXT(t);
00056 }
00057 
00058 #ifdef ALARMS_BREAK_TCP /* I don't think they do */
00059 
00060 PRInt32 _MD_connect(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen,
00061                         PRIntervalTime timeout)
00062 {
00063     PRInt32 rv;
00064 
00065     _MD_BLOCK_CLOCK_INTERRUPTS();
00066     rv = _connect(osfd,addr,addrlen);
00067     _MD_UNBLOCK_CLOCK_INTERRUPTS();
00068 }
00069 
00070 PRInt32 _MD_accept(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen,
00071                         PRIntervalTime timeout)
00072 {
00073     PRInt32 rv;
00074 
00075     _MD_BLOCK_CLOCK_INTERRUPTS();
00076     rv = _accept(osfd,addr,addrlen);
00077     _MD_UNBLOCK_CLOCK_INTERRUPTS();
00078     return(rv);
00079 }
00080 #endif
00081 
00082 void
00083 _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)
00084 {
00085     return;
00086 }
00087 
00088 PRStatus
00089 _MD_InitializeThread(PRThread *thread)
00090 {
00091        return PR_SUCCESS;
00092 }
00093 
00094 PRStatus
00095 _MD_WAIT(PRThread *thread, PRIntervalTime ticks)
00096 {
00097     PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
00098     _PR_MD_SWITCH_CONTEXT(thread);
00099     return PR_SUCCESS;
00100 }
00101 
00102 PRStatus
00103 _MD_WAKEUP_WAITER(PRThread *thread)
00104 {
00105     if (thread) {
00106        PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
00107     }
00108     return PR_SUCCESS;
00109 }
00110 
00111 /* These functions should not be called for SINIX */
00112 /* Why? Just copied it from UNIXWARE... flying-by-night, chrisk 040497 */
00113 void
00114 _MD_YIELD(void)
00115 {
00116     PR_NOT_REACHED("_MD_YIELD should not be called for SINIX.");
00117 }
00118 
00119 PRStatus
00120 _MD_CREATE_THREAD(
00121     PRThread *thread,
00122     void (*start) (void *),
00123     PRUintn priority,
00124     PRThreadScope scope,
00125     PRThreadState state,
00126     PRUint32 stackSize)
00127 {
00128     PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for SINIX.");
00129 #if defined(SNI) && !defined(__GNUC__)
00130     /* make compiler happy */
00131     return (PRStatus)NULL;
00132 #endif
00133 }