nuttx-apps/testing/ostest/vfork.c
Masayuki Ishikawa 97440889ac testing: ostest: Add ASSERT in case of errors
Summary:
- This commit adds ASSERT in case of errors to stop the
  execution of ostest
- Also, add some 'ERROR' messages

Impact:
- None

Testing:
- Run ostest with several configs

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2022-10-16 13:24:50 +08:00

87 lines
2.5 KiB
C

/****************************************************************************
* apps/testing/ostest/vfork.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 <nuttx/config.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include "ostest.h"
#if defined(CONFIG_ARCH_HAVE_VFORK) && defined(CONFIG_SCHED_WAITPID)
/****************************************************************************
* Private Data
****************************************************************************/
static volatile bool g_vforkchild;
/****************************************************************************
* Public Functions
****************************************************************************/
int vfork_test(void)
{
pid_t pid;
g_vforkchild = false;
pid = vfork();
if (pid == 0)
{
/* There is not very much that the child is permitted to do. Perhaps
* it can just set g_vforkchild.
*/
g_vforkchild = true;
exit(0);
}
else if (pid < 0)
{
printf("vfork_test: ERROR vfork() failed: %d\n", errno);
ASSERT(false);
return -1;
}
else
{
sleep(1);
if (g_vforkchild)
{
printf("vfork_test: Child %d ran successfully\n", pid);
}
else
{
printf("vfork_test: ERROR Child %d did not run\n", pid);
ASSERT(false);
return -1;
}
}
return 0;
}
#endif /* CONFIG_ARCH_HAVE_VFORK && CONFIG_SCHED_WAITPID */