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Diffstat (limited to 'nptl/tst-mutex9.c')
| -rw-r--r-- | nptl/tst-mutex9.c | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/nptl/tst-mutex9.c b/nptl/tst-mutex9.c deleted file mode 100644 index 2d7927b7c2..0000000000 --- a/nptl/tst-mutex9.c +++ /dev/null @@ -1,140 +0,0 @@ -/* Copyright (C) 2003-2020 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <pthread.h> -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <sys/mman.h> -#include <sys/time.h> -#include <sys/wait.h> -#include <support/check.h> -#include <support/timespec.h> -#include <support/xunistd.h> - - -/* A bogus clock value that tells run_test to use pthread_mutex_timedlock - rather than pthread_mutex_clocklock. */ -#define CLOCK_USE_TIMEDLOCK (-1) - -static void -do_test_clock (clockid_t clockid) -{ - const clockid_t clockid_for_get = - (clockid == CLOCK_USE_TIMEDLOCK) ? CLOCK_REALTIME : clockid; - size_t ps = sysconf (_SC_PAGESIZE); - char tmpfname[] = "/tmp/tst-mutex9.XXXXXX"; - char data[ps]; - void *mem; - int fd; - pthread_mutex_t *m; - pthread_mutexattr_t a; - pid_t pid; - - fd = mkstemp (tmpfname); - if (fd == -1) - FAIL_EXIT1 ("cannot open temporary file: %m\n"); - - /* Make sure it is always removed. */ - unlink (tmpfname); - - /* Create one page of data. */ - memset (data, '\0', ps); - - /* Write the data to the file. */ - xwrite (fd, data, ps); - - mem = xmmap (NULL, ps, PROT_READ | PROT_WRITE, MAP_SHARED, fd); - - m = (pthread_mutex_t *) (((uintptr_t) mem + __alignof (pthread_mutex_t)) - & ~(__alignof (pthread_mutex_t) - 1)); - - TEST_COMPARE (pthread_mutexattr_init (&a), 0); - - TEST_COMPARE (pthread_mutexattr_setpshared (&a, PTHREAD_PROCESS_SHARED), 0); - - TEST_COMPARE (pthread_mutexattr_settype (&a, PTHREAD_MUTEX_RECURSIVE), 0); - -#ifdef ENABLE_PI - TEST_COMPARE (pthread_mutexattr_setprotocol (&a, PTHREAD_PRIO_INHERIT), 0); -#endif - - int e; - if ((e = pthread_mutex_init (m, &a)) != 0) - { -#ifdef ENABLE_PI - if (e == ENOTSUP) - FAIL_UNSUPPORTED ("PI mutexes unsupported"); -#endif - FAIL_EXIT1 ("mutex_init failed"); - } - - TEST_COMPARE (pthread_mutex_lock (m), 0); - - TEST_COMPARE (pthread_mutexattr_destroy (&a), 0); - - puts ("going to fork now"); - pid = xfork (); - if (pid == 0) - { - if (pthread_mutex_trylock (m) == 0) - FAIL_EXIT1 ("child: mutex_trylock succeeded"); - - if (pthread_mutex_unlock (m) == 0) - FAIL_EXIT1 ("child: mutex_unlock succeeded"); - - const struct timespec ts = timespec_add (xclock_now (clockid_for_get), - make_timespec (0, 500000000)); - - if (clockid == CLOCK_USE_TIMEDLOCK) - TEST_COMPARE (pthread_mutex_timedlock (m, &ts), ETIMEDOUT); - else - TEST_COMPARE (pthread_mutex_clocklock (m, clockid, &ts), ETIMEDOUT); - - alarm (1); - - pthread_mutex_lock (m); - - puts ("child: mutex_lock returned"); - - exit (0); - } - - sleep (2); - - int status; - if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid) - FAIL_EXIT1 ("waitpid failed"); - if (! WIFSIGNALED (status)) - FAIL_EXIT1 ("child not killed by signal"); - TEST_COMPARE (WTERMSIG (status), SIGALRM); -} - -static int -do_test (void) -{ - do_test_clock (CLOCK_USE_TIMEDLOCK); - do_test_clock (CLOCK_REALTIME); - do_test_clock (CLOCK_MONOTONIC); - return 0; -} - -#include <support/test-driver.c> |