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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape Portable Runtime (NSPR).
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "primpl.h"
extern PRBool suspendAllOn;
extern PRThread *suspendAllThread;
extern void _MD_SET_PRIORITY(_MDThread *md, PRThreadPriority newPri);
PRIntervalTime _MD_Solaris_TicksPerSecond(void)
{
/*
* Ticks have a 10-microsecond resolution. So there are
* 100000 ticks per second.
*/
return 100000UL;
}
/* Interval timers, implemented using gethrtime() */
PRIntervalTime _MD_Solaris_GetInterval(void)
{
union {
hrtime_t hrt; /* hrtime_t is a 64-bit (long long) integer */
PRInt64 pr64;
} time;
PRInt64 resolution;
PRIntervalTime ticks;
time.hrt = gethrtime(); /* in nanoseconds */
/*
* Convert from nanoseconds to ticks. A tick's resolution is
* 10 microseconds, or 10000 nanoseconds.
*/
LL_I2L(resolution, 10000);
LL_DIV(time.pr64, time.pr64, resolution);
LL_L2UI(ticks, time.pr64);
return ticks;
}
#ifdef _PR_PTHREADS
void _MD_EarlyInit(void)
{
}
PRWord *_MD_HomeGCRegisters(PRThread *t, PRIntn isCurrent, PRIntn *np)
{
*np = 0;
return NULL;
}
#endif /* _PR_PTHREADS */
#if defined(_PR_LOCAL_THREADS_ONLY)
void _MD_EarlyInit(void)
{
}
void _MD_SolarisInit()
{
_PR_UnixInit();
}
void
_MD_SET_PRIORITY(_MDThread *thread, PRThreadPriority newPri)
{
return;
}
PRStatus
_MD_InitializeThread(PRThread *thread)
{
return PR_SUCCESS;
}
PRStatus
_MD_WAIT(PRThread *thread, PRIntervalTime ticks)
{
PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
_PR_MD_SWITCH_CONTEXT(thread);
return PR_SUCCESS;
}
PRStatus
_MD_WAKEUP_WAITER(PRThread *thread)
{
PR_ASSERT((thread == NULL) || (!(thread->flags & _PR_GLOBAL_SCOPE)));
return PR_SUCCESS;
}
/* These functions should not be called for Solaris */
void
_MD_YIELD(void)
{
PR_NOT_REACHED("_MD_YIELD should not be called for Solaris");
}
PRStatus
_MD_CREATE_THREAD(
PRThread *thread,
void (*start) (void *),
PRThreadPriority priority,
PRThreadScope scope,
PRThreadState state,
PRUint32 stackSize)
{
PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for Solaris");
return(PR_FAILURE);
}
#ifdef USE_SETJMP
PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
{
if (isCurrent) {
(void) setjmp(CONTEXT(t));
}
*np = sizeof(CONTEXT(t)) / sizeof(PRWord);
return (PRWord *) CONTEXT(t);
}
#else
PRWord *_MD_HomeGCRegisters(PRThread *t, PRIntn isCurrent, PRIntn *np)
{
if (isCurrent) {
(void) getcontext(CONTEXT(t));
}
*np = NGREG;
return (PRWord*) &t->md.context.uc_mcontext.gregs[0];
}
#endif /* USE_SETJMP */
#endif /* _PR_LOCAL_THREADS_ONLY */
#ifndef _PR_PTHREADS
#if defined(i386) && defined(SOLARIS2_4)
/*
* Because clock_gettime() on Solaris/x86 2.4 always generates a
* segmentation fault, we use an emulated version _pr_solx86_clock_gettime(),
* which is implemented using gettimeofday().
*/
int
_pr_solx86_clock_gettime(clockid_t clock_id, struct timespec *tp)
{
struct timeval tv;
if (clock_id != CLOCK_REALTIME) {
errno = EINVAL;
return -1;
}
gettimeofday(&tv, NULL);
tp->tv_sec = tv.tv_sec;
tp->tv_nsec = tv.tv_usec * 1000;
return 0;
}
#endif /* i386 && SOLARIS2_4 */
#endif /* _PR_PTHREADS */
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