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Misc clean-up and bugfixes related to multi-thread group signalling

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5614 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2013-02-06 00:06:35 +00:00
parent 9acfb81b34
commit 4dd288e570
3 changed files with 105 additions and 35 deletions
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13
examples/ostest/cond.c
View File

@ -1,7 +1,7 @@
/***********************************************************************
* cond.c
*
* Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
* Copyright (C) 2007, 2008, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@ -97,6 +97,7 @@ static void *thread_waiter(void *parameter)
printf("waiter_thread: ERROR pthread_cond_wait failed, status=%d\n", status);
waiter_nerrors++;
}
waiter_waits++;
}
@ -123,6 +124,7 @@ static void *thread_waiter(void *parameter)
waiter_nloops++;
}
return NULL;
}
@ -288,7 +290,10 @@ void cond_test(void)
printf("cond_test: Loops\t%d\t%d\n", waiter_nloops, signaler_nloops);
printf("cond_test: Errors\t%d\t%d\n", waiter_nerrors, signaler_nerrors);
printf("cond_test:\n");
printf("cond_test: %d times, waiter did not have to wait for data\n", waiter_nloops - waiter_waits);
printf("cond_test: %d times, data was already available when the signaler run\n", signaler_already);
printf("cond_test: %d times, the waiter was in an unexpected state when the signaler ran\n", signaler_state);
printf("cond_test: %d times, waiter did not have to wait for data\n",
waiter_nloops - waiter_waits);
printf("cond_test: %d times, data was already available when the signaler run\n",
signaler_already);
printf("cond_test: %d times, the waiter was in an unexpected state when the signaler ran\n",
signaler_state);
}

62
examples/ostest/mqueue.c
View File

@ -92,6 +92,7 @@
**************************************************************************/
static mqd_t g_send_mqfd;
static mqd_t g_recv_mqfd;
/**************************************************************************
* Private Functions
@ -128,7 +129,7 @@ static void *sender_thread(void *arg)
* already created it.
*/
g_send_mqfd = mq_open("testmq", O_WRONLY|O_CREAT, 0666, &attr);
g_send_mqfd = mq_open("mqueue", O_WRONLY|O_CREAT, 0666, &attr);
if (g_send_mqfd < 0)
{
printf("sender_thread: ERROR mq_open failed\n");
@ -161,6 +162,10 @@ static void *sender_thread(void *arg)
{
printf("sender_thread: ERROR mq_close failed\n");
}
else
{
g_send_mqfd = NULL;
}
printf("sender_thread: returning nerrors=%d\n", nerrors);
return (pthread_addr_t)nerrors;
@ -168,7 +173,6 @@ static void *sender_thread(void *arg)
static void *receiver_thread(void *arg)
{
mqd_t mqfd;
char msg_buffer[TEST_MSGLEN];
struct mq_attr attr;
int nbytes;
@ -194,8 +198,8 @@ static void *receiver_thread(void *arg)
* already created it.
*/
mqfd = mq_open("testmq", O_RDONLY|O_CREAT, 0666, &attr);
if (mqfd < 0)
g_recv_mqfd = mq_open("mqueue", O_RDONLY|O_CREAT, 0666, &attr);
if (g_recv_mqfd < 0)
{
printf("receiver_thread: ERROR mq_open failed\n");
pthread_exit((pthread_addr_t)1);
@ -206,7 +210,7 @@ static void *receiver_thread(void *arg)
for (i = 0; i < TEST_RECEIVE_NMSGS; i++)
{
memset(msg_buffer, 0xaa, TEST_MSGLEN);
nbytes = mq_receive(mqfd, msg_buffer, TEST_MSGLEN, 0);
nbytes = mq_receive(g_recv_mqfd, msg_buffer, TEST_MSGLEN, 0);
if (nbytes < 0)
{
/* mq_receive failed. If the error is because of EINTR then
@ -260,18 +264,14 @@ static void *receiver_thread(void *arg)
/* Close the queue and return success */
if (mq_close(mqfd) < 0)
if (mq_close(g_recv_mqfd) < 0)
{
printf("receiver_thread: ERROR mq_close failed\n");
nerrors++;
}
/* Destroy the queue */
if (mq_unlink("testmq") < 0)
else
{
printf("receiver_thread: ERROR mq_close failed\n");
nerrors++;
g_recv_mqfd = NULL;
}
printf("receiver_thread: returning nerrors=%d\n", nerrors);
@ -292,6 +292,11 @@ void mqueue_test(void)
int prio_mid;
int status;
/* Reset globals for the beginning of the test */
g_send_mqfd = NULL;
g_recv_mqfd = NULL;
/* Start the sending thread at higher priority */
printf("mqueue_test: Starting receiver\n");
@ -410,9 +415,38 @@ void mqueue_test(void)
* message queue open.
*/
if (mq_close(g_send_mqfd) < 0)
if (result == PTHREAD_CANCELED && g_send_mqfd)
{
printf("sender_thread: ERROR mq_close failed\n");
if (mq_close(g_send_mqfd) < 0)
{
printf("mqueue_test: ERROR mq_close failed\n");
}
}
else if (result != PTHREAD_CANCELED && g_send_mqfd)
{
printf("mqueue_test: ERROR send mqd_t left open\n");
if (mq_close(g_send_mqfd) < 0)
{
printf("mqueue_test: ERROR mq_close failed\n");
}
}
/* Make sure that the receive queue is closed as well */
if (g_recv_mqfd)
{
printf("mqueue_test: ERROR receive mqd_t left open\n");
if (mq_close(g_recv_mqfd) < 0)
{
printf("sender_thread: ERROR mq_close failed\n");
}
}
/* Destroy the message queue */
if (mq_unlink("mqueue") < 0)
{
printf("mqueue_test: ERROR mq_unlink failed\n");
}
}

65
examples/ostest/timedmqueue.c
View File

@ -85,6 +85,9 @@
* Private Variables
**************************************************************************/
static mqd_t g_send_mqfd;
static mqd_t g_recv_mqfd;
/**************************************************************************
* Private Functions
**************************************************************************/
@ -95,7 +98,6 @@
static void *sender_thread(void *arg)
{
mqd_t mqfd;
char msg_buffer[TEST_MSGLEN];
struct mq_attr attr;
int status = 0;
@ -121,8 +123,8 @@ static void *sender_thread(void *arg)
* already created it.
*/
mqfd = mq_open("testmq", O_WRONLY|O_CREAT, 0666, &attr);
if (mqfd < 0)
g_send_mqfd = mq_open("timedmq", O_WRONLY|O_CREAT, 0666, &attr);
if (g_send_mqfd < 0)
{
printf("sender_thread: ERROR mq_open failed\n");
pthread_exit((pthread_addr_t)1);
@ -148,7 +150,7 @@ static void *sender_thread(void *arg)
* one should fail with errno == ETIMEDOUT
*/
status = mq_timedsend(mqfd, msg_buffer, TEST_MSGLEN, 42, &ts);
status = mq_timedsend(g_send_mqfd, msg_buffer, TEST_MSGLEN, 42, &ts);
if (status < 0)
{
if (i == TEST_SEND_NMSGS-1 && errno == ETIMEDOUT)
@ -177,10 +179,14 @@ static void *sender_thread(void *arg)
/* Close the queue and return success */
if (mq_close(mqfd) < 0)
if (mq_close(g_send_mqfd) < 0)
{
printf("sender_thread: ERROR mq_close failed\n");
}
else
{
g_send_mqfd = NULL;
}
printf("sender_thread: returning nerrors=%d\n", nerrors);
FFLUSH();
@ -189,7 +195,6 @@ static void *sender_thread(void *arg)
static void *receiver_thread(void *arg)
{
mqd_t mqfd;
char msg_buffer[TEST_MSGLEN];
struct mq_attr attr;
int nbytes;
@ -215,8 +220,8 @@ static void *receiver_thread(void *arg)
* already created it.
*/
mqfd = mq_open("testmq", O_RDONLY|O_CREAT, 0666, &attr);
if (mqfd < 0)
g_recv_mqfd = mq_open("timedmq", O_RDONLY|O_CREAT, 0666, &attr);
if (g_recv_mqfd < 0)
{
printf("receiver_thread: ERROR mq_open failed\n");
pthread_exit((pthread_addr_t)1);
@ -239,7 +244,7 @@ static void *receiver_thread(void *arg)
*/
memset(msg_buffer, 0xaa, TEST_MSGLEN);
nbytes = mq_timedreceive(mqfd, msg_buffer, TEST_MSGLEN, 0, &ts);
nbytes = mq_timedreceive(g_recv_mqfd, msg_buffer, TEST_MSGLEN, 0, &ts);
if (nbytes < 0)
{
if (i == TEST_SEND_NMSGS-1 && errno == ETIMEDOUT)
@ -293,18 +298,14 @@ static void *receiver_thread(void *arg)
/* Close the queue and return success */
if (mq_close(mqfd) < 0)
if (mq_close(g_recv_mqfd) < 0)
{
printf("receiver_thread: ERROR mq_close failed\n");
nerrors++;
}
/* Destroy the queue */
if (mq_unlink("testmq") < 0)
else
{
printf("receiver_thread: ERROR mq_close failed\n");
nerrors++;
g_recv_mqfd = NULL;
}
printf("receiver_thread: returning nerrors=%d\n", nerrors);
@ -378,7 +379,37 @@ void timedmqueue_test(void)
pthread_join(receiver, &result);
if (result != (void*)0)
{
printf("timedmqueue_test: ERROR receiver thread exited with %d errors\n", (int)result);
printf("timedmqueue_test: ERROR receiver thread exited with %d errors\n",
(int)result);
}
/* Make sure that the message queues were properly closed (otherwise, we
* might have problems the next time in the test loop.
*/
if (g_send_mqfd)
{
printf("timedmqueue_test: ERROR send mqd_t left open\n");
if (mq_close(g_send_mqfd) < 0)
{
printf("timedmqueue_test: ERROR mq_close failed\n");
}
}
if (g_recv_mqfd)
{
printf("timedmqueue_test: ERROR receive mqd_t left open\n");
if (mq_close(g_recv_mqfd) < 0)
{
printf("timedmqueue_test: ERROR mq_close failed\n");
}
}
/* Destroy the message queue */
if (mq_unlink("timedmq") < 0)
{
printf("timedmqueue_test: ERROR mq_unlink failed\n");
}
printf("timedmqueue_test: Test complete\n");