The Tor Browser: nsprpub/pr/src/md/unix/netbsd.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>

     9 #include <poll.h>

    10 #include <sys/syscall.h>

    12 void _MD_EarlyInit(void)

    13 {

    14     /*

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

    16      * to be raised.

    17      */

    18     struct sigaction act;

    20     act.sa_handler = SIG_IGN;

    21     sigemptyset(&act.sa_mask);

    22     act.sa_flags = SA_RESTART;

    23     sigaction(SIGFPE, &act, 0);

    24 }

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

    27 {

    28 #ifndef _PR_PTHREADS

    29     if (isCurrent) {

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

    31     }

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

    33     return (PRWord *) CONTEXT(t);

    34 #else

    35     *np = 0;

    36     return NULL;

    37 #endif

    38 }

    40 #ifndef _PR_PTHREADS

    41 void

    42 _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)

    43 {

    44     return;

    45 }

    47 PRStatus

    48 _MD_InitializeThread(PRThread *thread)

    49 {

    50     return PR_SUCCESS;

    51 }

    53 PRStatus

    54 _MD_WAIT(PRThread *thread, PRIntervalTime ticks)

    55 {

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

    57     _PR_MD_SWITCH_CONTEXT(thread);

    58     return PR_SUCCESS;

    59 }

    61 PRStatus

    62 _MD_WAKEUP_WAITER(PRThread *thread)

    63 {

    64     if (thread) {

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

    66     }

    67     return PR_SUCCESS;

    68 }

    70 /* These functions should not be called for NetBSD */

    71 void

    72 _MD_YIELD(void)

    73 {

    74     PR_NOT_REACHED("_MD_YIELD should not be called for NetBSD.");

    75 }

    77 PRStatus

    78 _MD_CREATE_THREAD(

    79     PRThread *thread,

    80     void (*start) (void *),

    81     PRThreadPriority priority,

    82     PRThreadScope scope,

    83     PRThreadState state,

    84     PRUint32 stackSize)

    85 {

    86     PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for NetBSD.");

    87     return PR_FAILURE;

    88 }

    89 #endif /* ! _PR_PTHREADS */

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