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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 19:17:51 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 19:24:44 +0000 |
commit | d8f1f2d9ab2144b589fdac3e381cd86e71871e43 (patch) | |
tree | 586832da5c77a4635006cfecb4515e23956ddaa6 /nptl/tst-cond18.c | |
parent | faae4b2bdd692d929037c80c3315f716f02f3b00 (diff) | |
download | glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.zip glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.tar.gz glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.tar.bz2 |
pthread: Move most cond tests from nptl to sysdeps/pthread
So they can be checked with htl too.
Diffstat (limited to 'nptl/tst-cond18.c')
-rw-r--r-- | nptl/tst-cond18.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/nptl/tst-cond18.c b/nptl/tst-cond18.c deleted file mode 100644 index f984c3c..0000000 --- a/nptl/tst-cond18.c +++ /dev/null @@ -1,119 +0,0 @@ -/* Copyright (C) 2004-2020 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. - - 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 <limits.h> -#include <fcntl.h> -#include <pthread.h> -#include <stdbool.h> -#include <stdlib.h> -#include <stdio.h> -#include <unistd.h> - -pthread_cond_t cv = PTHREAD_COND_INITIALIZER; -pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; -bool exiting; -int fd, spins, nn; -enum { count = 8 }; /* Number of worker threads. */ - -void * -tf (void *id) -{ - pthread_mutex_lock (&lock); - - if ((long) id == 0) - { - while (!exiting) - { - if ((spins++ % 1000) == 0) - write (fd, ".", 1); - pthread_mutex_unlock (&lock); - - pthread_mutex_lock (&lock); - int njobs = rand () % (count + 1); - nn = njobs; - if ((rand () % 30) == 0) - pthread_cond_broadcast (&cv); - else - while (njobs--) - pthread_cond_signal (&cv); - } - - pthread_cond_broadcast (&cv); - } - else - { - while (!exiting) - { - while (!nn && !exiting) - pthread_cond_wait (&cv, &lock); - --nn; - pthread_mutex_unlock (&lock); - - pthread_mutex_lock (&lock); - } - } - - pthread_mutex_unlock (&lock); - return NULL; -} - -int -do_test (void) -{ - fd = open ("/dev/null", O_WRONLY); - if (fd < 0) - { - printf ("couldn't open /dev/null, %m\n"); - return 1; - } - - pthread_t th[count + 1]; - pthread_attr_t attr; - int i, ret, sz; - pthread_attr_init (&attr); - sz = sysconf (_SC_PAGESIZE); - if (sz < PTHREAD_STACK_MIN) - sz = PTHREAD_STACK_MIN; - pthread_attr_setstacksize (&attr, sz); - - for (i = 0; i <= count; ++i) - if ((ret = pthread_create (&th[i], &attr, tf, (void *) (long) i)) != 0) - { - errno = ret; - printf ("pthread_create %d failed: %m\n", i); - return 1; - } - - struct timespec ts = { .tv_sec = 20, .tv_nsec = 0 }; - while (nanosleep (&ts, &ts) != 0); - - pthread_mutex_lock (&lock); - exiting = true; - pthread_mutex_unlock (&lock); - - for (i = 0; i < count; ++i) - pthread_join (th[i], NULL); - - close (fd); - return 0; -} - -#define TEST_FUNCTION do_test () -#define TIMEOUT 40 -#include "../test-skeleton.c" |