The Tor Browser: nsprpub/pr/tests/selintr.c@7e26c7da4463

     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 /*

     7  * Test whether classic NSPR's select() wrapper properly blocks

     8  * the periodic SIGALRM clocks.  On some platforms (such as

     9  * HP-UX and SINIX) an interrupted select() system call is

    10  * restarted with the originally specified timeout, ignoring

    11  * the time that has elapsed.  If a select() call is interrupted

    12  * repeatedly, it will never time out.  (See Bugzilla bug #39674.)

    13  */

    15 #if !defined(XP_UNIX)

    17 /*

    18  * This test is applicable to Unix only.

    19  */

    21 int main()

    22 {

    23     return 0;

    24 }

    26 #else /* XP_UNIX */

    28 #include "nspr.h"

    30 #include <sys/time.h>

    31 #include <stdio.h>

    32 #ifdef SYMBIAN

    33 #include <sys/select.h>

    34 #endif

    36 int main(int argc, char **argv)

    37 {

    38     struct timeval timeout;

    39     int rv;

    41     PR_SetError(0, 0);  /* force NSPR to initialize */

    42     PR_EnableClockInterrupts();

    44     /* 2 seconds timeout */

    45     timeout.tv_sec = 2;

    46     timeout.tv_usec = 0;

    47     rv = select(1, NULL, NULL, NULL, &timeout);

    48     printf("select returned %d\n", rv);

    49     return 0;

    50 }

    52 #endif /* XP_UNIX */

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