diff options
-rw-r--r-- | tools/regression/pthread/cv_cancel1/Makefile | 8 | ||||
-rw-r--r-- | tools/regression/pthread/cv_cancel1/cv_cancel1.c | 85 |
2 files changed, 93 insertions, 0 deletions
diff --git a/tools/regression/pthread/cv_cancel1/Makefile b/tools/regression/pthread/cv_cancel1/Makefile new file mode 100644 index 0000000..6fe38c7 --- /dev/null +++ b/tools/regression/pthread/cv_cancel1/Makefile @@ -0,0 +1,8 @@ +# $FreeBSD$ + +PROG= cv_cancel1 +NO_MAN= + +LDADD= -lpthread + +.include <bsd.prog.mk> diff --git a/tools/regression/pthread/cv_cancel1/cv_cancel1.c b/tools/regression/pthread/cv_cancel1/cv_cancel1.c new file mode 100644 index 0000000..9f43676 --- /dev/null +++ b/tools/regression/pthread/cv_cancel1/cv_cancel1.c @@ -0,0 +1,85 @@ +/*- + * Copyright (c) 2006, David Xu <davidxu@freebsd.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice unmodified, this list of conditions, and the following + * disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + * + */ +#include <pthread.h> +#include <stdio.h> + +#define NLOOPS 10 + +pthread_mutex_t m; +pthread_cond_t cv; + +int wake; +int stop; + +void * +thr_routine(void *arg) +{ + pthread_mutex_lock(&m); + while (wake == 0) + pthread_cond_wait(&cv, &m); + pthread_mutex_unlock(&m); + + while (stop == 0) + pthread_yield(); + return (NULL); +} + +int main(int argc, char **argv) +{ + pthread_t td; + int i; + void *result; + + pthread_setconcurrency(1); + for (i = 0; i < NLOOPS; ++i) { + stop = 0; + wake = 0; + + pthread_create(&td, NULL, thr_routine, NULL); + sleep(1); + printf("trying: %d\n", i); + pthread_mutex_lock(&m); + wake = 1; + pthread_cond_signal(&cv); + pthread_cancel(td); + pthread_mutex_unlock(&m); + stop = 1; + result = NULL; + pthread_join(td, &result); + if (result == PTHREAD_CANCELED) { + printf("the condition variable implemention does not\n" + "conform to SUSv3, a thread unblocked from\n" + "condition variable still can be canceled.\n"); + return (1); + } + } + + printf("OK\n"); + return (0); +} |