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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
/* This test is designed to test the semaphore suspension and semaphore delete with
suspended threads. */
#include <stdio.h>
#include "tx_api.h"
static unsigned long thread_0_counter = 0;
static TX_THREAD thread_0;
static unsigned long thread_1_counter = 0;
static TX_THREAD thread_1;
static unsigned long thread_2_counter = 0;
static TX_THREAD thread_2;
static TX_SEMAPHORE semaphore_0;
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
static void thread_1_entry(ULONG thread_input);
static void thread_2_entry(ULONG thread_input);
/* Prototype for test control return. */
void test_control_return(UINT status);
static void put_notify(TX_SEMAPHORE *semaphore_ptr)
{
/* Don't need to do anything in here... */
}
/* Define what the initial system looks like. */
#ifdef CTEST
void test_application_define(void *first_unused_memory)
#else
void threadx_semaphore_delete_application_define(void *first_unused_memory)
#endif
{
UINT status;
CHAR *pointer;
/* Put first available memory address into a character pointer. */
pointer = (CHAR *) first_unused_memory;
/* Put system definition stuff in here, e.g. thread creates and other assorted
create information. */
status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
16, 16, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Semaphore Delete Test....................................... ERROR #1\n");
test_control_return(1);
}
status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
16, 16, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Semaphore Delete Test....................................... ERROR #2!\n");
test_control_return(1);
}
status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
16, 16, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Semaphore Delete Test....................................... ERROR #3\n");
test_control_return(1);
}
/* Create a semaphore with an initial count of 0. */
status = tx_semaphore_create(&semaphore_0, "semaphore 0", 0);
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Semaphore Delete Test....................................... ERROR #4\n");
test_control_return(1);
}
/* Setup the semaphore notify callback. */
status = tx_semaphore_put_notify(&semaphore_0, put_notify);
#ifndef TX_DISABLE_NOTIFY_CALLBACKS
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Semaphore Delete Test....................................... ERROR #5\n");
test_control_return(1);
}
#else
/* Check for status. */
if (status != TX_FEATURE_NOT_ENABLED)
{
printf("Running Semaphore Delete Test....................................... ERROR #6\n");
test_control_return(1);
}
#endif
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
/* Inform user. */
printf("Running Semaphore Delete Test....................................... ");
/* Increment thread 0 counter. */
thread_0_counter++;
/* Relinquish to let other threads run. */
tx_thread_relinquish();
/* Other threads should now be suspended on the semaphore. */
/* Delete the semaphore to test it out! */
status = tx_semaphore_delete(&semaphore_0);
/* Check status. */
if (status != TX_SUCCESS)
{
/* Semaphore error. */
printf("ERROR #7\n");
test_control_return(1);
}
/* Relinquish to allow other threads to run again before we return. */
tx_thread_relinquish();
/* Now check the run counter of each thread. */
if ((thread_1_counter != 1) || (thread_2_counter != 1))
{
/* Semaphore error. */
printf("ERROR #8\n");
test_control_return(1);
}
else
{
/* Successful test. */
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
/* Suspend on the semaphore. */
status = tx_semaphore_get(&semaphore_0, TX_WAIT_FOREVER);
/* Did we get the right status? */
if (status == TX_DELETED)
thread_1_counter++;
}
static void thread_2_entry(ULONG thread_input)
{
UINT status;
/* Suspend on the semaphore. */
status = tx_semaphore_get(&semaphore_0, TX_WAIT_FOREVER);
/* Did we get the right status? */
if (status == TX_DELETED)
thread_2_counter++;
}
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