The Tor Browser: nsprpub/pr/src/md/unix/freebsd.c@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "primpl.h"

     8 #include <signal.h>

    10 void _MD_EarlyInit(void)

    11 {

    12     /*

    13      * Ignore FPE because coercion of a NaN to an int causes SIGFPE

    14      * to be raised.

    15      */

    16     struct sigaction act;

    18     act.sa_handler = SIG_IGN;

    19     sigemptyset(&act.sa_mask);

    20     act.sa_flags = SA_RESTART;

    21     sigaction(SIGFPE, &act, 0);

    22 }

    24 PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)

    25 {

    26 #ifndef _PR_PTHREADS

    27     if (isCurrent) {

    28 	(void) sigsetjmp(CONTEXT(t), 1);

    29     }

    30     *np = sizeof(CONTEXT(t)) / sizeof(PRWord);

    31     return (PRWord *) CONTEXT(t);

    32 #else

    33 	*np = 0;

    34 	return NULL;

    35 #endif

    36 }

    38 #ifndef _PR_PTHREADS

    39 void

    40 _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)

    41 {

    42     return;

    43 }

    45 PRStatus

    46 _MD_InitializeThread(PRThread *thread)

    47 {

    48 	return PR_SUCCESS;

    49 }

    51 PRStatus

    52 _MD_WAIT(PRThread *thread, PRIntervalTime ticks)

    53 {

    54     PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));

    55     _PR_MD_SWITCH_CONTEXT(thread);

    56     return PR_SUCCESS;

    57 }

    59 PRStatus

    60 _MD_WAKEUP_WAITER(PRThread *thread)

    61 {

    62     if (thread) {

    63 	PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));

    64     }

    65     return PR_SUCCESS;

    66 }

    68 /* These functions should not be called for FreeBSD */

    69 void

    70 _MD_YIELD(void)

    71 {

    72     PR_NOT_REACHED("_MD_YIELD should not be called for FreeBSD.");

    73 }

    75 PRStatus

    76 _MD_CREATE_THREAD(

    77     PRThread *thread,

    78     void (*start) (void *),

    79     PRThreadPriority priority,

    80     PRThreadScope scope,

    81     PRThreadState state,

    82     PRUint32 stackSize)

    83 {

    84     PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for FreeBSD.");

    85 	return PR_FAILURE;

    86 }

    87 #endif /* ! _PR_PTHREADS */

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