nuttx-apps/examples/elf/tests/pthread/pthread.c
Alin Jerpelea 2ac8589a25 examples: fix relative path CI error
error: Path relative to repository other than nuttx must begin with the root directory
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-06-16 09:03:06 -05:00

135 lines
4.3 KiB
C

/****************************************************************************
* apps/examples/elf/tests/pthread/pthread.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define CHILD_ARG ((void*)0x12345678)
#define CHILD_RET ((void*)0x87654321)
/****************************************************************************
* Private Types
****************************************************************************/
enum exit_values_e
{
TESTRESULT_SUCCESS = 0,
TESTRESULT_PTHREAD_ATTR_INIT_FAIL,
TESTRESULT_PTHREAD_CREATE_FAIL,
TESTRESULT_PTHREAD_JOIN_FAIL,
TESTRESULT_CHILD_ARG_FAIL,
TESTRESULT_CHILD_RETVAL_FAIL,
};
/****************************************************************************
* External Functions
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/* NOTE: it is necessary for functions that are referred to by function
* pointers pointer to be declared with global scope (at least for ARM).
* Otherwise, a relocation type that is not supported by ELF is generated
* by GCC.
*/
void *child_start_routine(void *arg)
{
printf("CHILD: started with arg=%d\n", (int)((intptr_t)arg));
if (arg != CHILD_ARG)
{
printf("CHILD: expected arg=%d\n", (int)((intptr_t)CHILD_ARG));
return (void*)TESTRESULT_CHILD_ARG_FAIL;
}
sleep(2);
printf("CHILD: returning %d\n", (int)((intptr_t)CHILD_RET));
pthread_exit(CHILD_RET);
}
/****************************************************************************
* Public Functions
****************************************************************************/
int main(int argc, char **argv)
{
pthread_attr_t attr;
pthread_t thread;
void *retval;
int status;
puts("PARENT: started\n");
status = pthread_attr_init(&attr);
if (status != 0)
{
printf("PARENT: pthread_attr_init() returned %d\n", status);
exit(TESTRESULT_PTHREAD_ATTR_INIT_FAIL);
}
printf("PARENT: calling pthread_start with arg=%d\n",
(int)((intptr_t)CHILD_ARG));
status = pthread_create(&thread, &attr, child_start_routine, CHILD_ARG);
if (status != 0)
{
printf("PARENT: pthread_create() returned %d\n", status);
exit(TESTRESULT_PTHREAD_CREATE_FAIL);
}
status = pthread_join(thread, &retval);
if (status != 0)
{
printf("PARENT pthread_join() returned %d\n", status);
exit(TESTRESULT_PTHREAD_JOIN_FAIL);
}
printf("PARENT child exitted with %d\n", (int)((intptr_t)retval));
if (retval != CHILD_RET)
{
printf("PARENT child thread did not exit with %d\n",
(int)((intptr_t)CHILD_RET));
exit(TESTRESULT_CHILD_RETVAL_FAIL);
}
puts("PARENT returning success\n");
return TESTRESULT_SUCCESS;
}