df2a08cf9b
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@144 42af7a65-404d-4744-a932-0658087f49c3
387 lines
10 KiB
C
387 lines
10 KiB
C
/************************************************************
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* main.c
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*
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* Copyright (C) 2007 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name Gregory Nutt nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************/
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/************************************************************
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* Compilation Switches
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************************************************************/
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/************************************************************
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* Included Files
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************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <sched.h>
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#include <nuttx/os_external.h>
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#include "ostest.h"
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/************************************************************
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* Definitions
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************************************************************/
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#define PRIORITY 100
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#define STACKSIZE 8192
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#define NARGS 4
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/************************************************************
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* Private Data
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************************************************************/
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static const char arg1[] = "Arg1";
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static const char arg2[] = "Arg2";
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static const char arg3[] = "Arg3";
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static const char arg4[] = "Arg4";
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#if CONFIG_NFILE_DESCRIPTORS > 0
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static const char write_data1[] = "stdio_test: write fd=1\n";
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static const char write_data2[] = "stdio_test: write fd=2\n";
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#endif
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#ifdef SDCC
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/* I am not yet certain why SDCC does not like the following
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* initializer. It involves some issues with 2- vs 3-byte
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* pointer types.
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*/
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static const char *g_argv[NARGS+1];
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#else
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static const char *g_argv[NARGS+1] = { arg1, arg2, arg3, arg4, NULL };
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#endif
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#ifndef CONFIG_DISABLE_SIGNALS
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static struct mallinfo g_mmbefore;
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static struct mallinfo g_mmprevious;
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static struct mallinfo g_mmafter;
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#endif
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/************************************************************
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* Private Functions
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************************************************************/
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/************************************************************
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* Name: show_memory_usage
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************************************************************/
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#ifndef CONFIG_DISABLE_SIGNALS
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static void show_memory_usage(struct mallinfo *mmbefore,
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struct mallinfo *mmafter)
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{
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printf("VARIABLE BEFORE AFTER\n");
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printf("======== ======== ========\n");
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printf("arena %8x %8x\n", mmbefore->arena, mmafter->arena);
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printf("ordblks %8d %8d\n", mmbefore->ordblks, mmafter->ordblks);
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printf("mxordblk %8x %8x\n", mmbefore->mxordblk, mmafter->mxordblk);
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printf("uordblks %8x %8x\n", mmbefore->uordblks, mmafter->uordblks);
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printf("fordblks %8x %8x\n", mmbefore->fordblks, mmafter->fordblks);
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}
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#else
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# define show_memory_usage(mm1, mm2)
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#endif
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/************************************************************
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* Name: check_test_memory_usage
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************************************************************/
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#ifndef CONFIG_DISABLE_SIGNALS
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static void check_test_memory_usage(void)
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{
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/* Wait a little bit to let any threads terminate */
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usleep(500*1000);
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/* Get the current memory usage */
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#ifdef CONFIG_CAN_PASS_STRUCTS
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g_mmafter = mallinfo();
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#else
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(void)mallinfo(&g_mmafter);
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#endif
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/* Show the change from the previous time */
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printf("\nEnd of test memory usage:\n");
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show_memory_usage(&g_mmprevious, &g_mmafter);
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/* Set up for the next test */
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#ifdef CONFIG_CAN_PASS_STRUCTS
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g_mmprevious = g_mmafter;
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#else
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memcpy(&g_mmprevious, &g_mmafter, sizeof(struct mallinfo));
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#endif
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}
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#else
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# define check_test_memory_usage()
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#endif
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/************************************************************
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* Name: user_main
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************************************************************/
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static int user_main(int argc, char *argv[])
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{
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int i;
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/* Sample the memory usage now */
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#ifndef CONFIG_DISABLE_SIGNALS
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usleep(500*1000);
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#ifdef CONFIG_CAN_PASS_STRUCTS
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g_mmbefore = mallinfo();
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g_mmprevious = g_mmbefore;
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#else
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(void)mallinfo(&g_mmbefore);
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memcpy(g_mmprevious, g_mmbefore, sizeof(struct mallinfo));
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#endif
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#endif
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printf("\nuser_main: Begin argument test\n");
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printf("user_main: Started with argc=%d\n", argc);
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/* Verify passed arguments */
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if (argc != NARGS + 1)
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{
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printf("user_main: Error expected argc=%d got argc=%d\n",
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NARGS+1, argc);
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}
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for (i = 0; i <= NARGS; i++)
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{
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printf("user_main: argv[%d]=\"%s\"\n", i, argv[i]);
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}
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for (i = 1; i <= NARGS; i++)
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{
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if (strcmp(argv[i], g_argv[i-1]) != 0)
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{
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printf("user_main: ERROR argv[%d]: Expected \"%s\" found \"%s\"\n",
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i, g_argv[i-1], argv[i]);
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}
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}
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check_test_memory_usage();
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#if CONFIG_NFILE_DESCRIPTORS > 0
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/* Checkout /dev/null */
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printf("\nuser_main: /dev/null test\n");
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dev_null();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_PTHREAD
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/* Verify pthreads and pthread mutex */
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printf("\nuser_main: mutex test\n");
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mutex_test();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_PTHREAD
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/* Verify pthread cancellation */
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printf("\nuser_main: cancel test\n");
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cancel_test();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_PTHREAD
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/* Verify pthreads and semaphores */
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printf("\nuser_main: semaphore test\n");
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sem_test();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_PTHREAD
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/* Verify pthreads and condition variables */
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printf("\nuser_main: condition variable test\n");
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cond_test();
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check_test_memory_usage();
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#endif
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#if !defined(CONFIG_DISABLE_SIGNALS) && !defined(CONFIG_DISABLE_PTHREAD)
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/* Verify pthreads and condition variable timed waits */
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printf("\nuser_main: timed wait test\n");
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timedwait_test();
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check_test_memory_usage();
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#endif
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#if !defined(CONFIG_DISABLE_MQUEUE) && !defined(CONFIG_DISABLE_PTHREAD)
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/* Verify pthreads and message queues */
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printf("\nuser_main: message queue test\n");
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mqueue_test();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_SIGNALS
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/* Verify signal handlers */
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printf("\nuser_main: signal handler test\n");
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sighand_test();
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check_test_memory_usage();
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#endif
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#if !defined(CONFIG_DISABLE_POSIX_TIMERS) && !defined(CONFIG_DISABLE_SIGNALS)
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/* Verify posix timers */
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printf("\nuser_main: POSIX timer test\n");
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timer_test();
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check_test_memory_usage();
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#endif
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#if !defined(CONFIG_DISABLE_PTHREAD) && CONFIG_RR_INTERVAL > 0
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/* Verify round robin scheduling */
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printf("\nuser_main: round-robin scheduler test\n");
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rr_test();
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check_test_memory_usage();
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#endif
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#ifndef CONFIG_DISABLE_PTHREAD
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/* Verify pthread barriers */
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printf("\nuser_main: barrier test\n");
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barrier_test();
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check_test_memory_usage();
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#endif
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/* Compare memory usage at time user_start started until
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* user_main exits. These should not be identical, but should
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* be similar enough that we can detect any serious OS memory
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* leaks.
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*/
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#ifndef CONFIG_DISABLE_SIGNALS
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usleep(500*1000);
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#ifdef CONFIG_CAN_PASS_STRUCTS
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g_mmafter = mallinfo();
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#else
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(void)mallinfo(&g_mmafter);
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#endif
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printf("\nFinal memory usage:\n");
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show_memory_usage(&g_mmbefore, &g_mmafter);
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#endif
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printf("user_main: Exitting\n");
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return 0;
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}
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/************************************************************
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* Name: stdio_test
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************************************************************/
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static void stdio_test(void)
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{
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/* Verify that we can communicate */
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#if CONFIG_NFILE_DESCRIPTORS > 0
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write(1, write_data1, sizeof(write_data1)-1);
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#endif
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printf("stdio_test: Standard I/O Check: printf\n");
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#if CONFIG_NFILE_DESCRIPTORS > 1
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write(2, write_data2, sizeof(write_data2)-1);
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#endif
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#if CONFIG_NFILE_STREAMS > 0
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fprintf(stderr, "stdio_test: Standard I/O Check: fprintf to stderr\n");
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#endif
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}
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/************************************************************
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* Public Functions
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************************************************************/
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/************************************************************
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* user_initialize
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************************************************************/
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void user_initialize(void)
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{
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/* stub */
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}
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/************************************************************
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* user_start
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************************************************************/
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int user_start(int argc, char *argv[])
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{
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int result;
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/* Verify that stdio works first */
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stdio_test();
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#ifdef SDCC
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/* I am not yet certain why SDCC does not like the initilizer.
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* It involves some issues with 2- vs 3-byte pointer types.
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*/
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g_argv[0] = arg1;
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g_argv[1] = arg2;
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g_argv[2] = arg3;
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g_argv[3] = arg4;
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g_argv[4] = NULL;
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#endif
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/* Verify that we can spawn a new task */
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#ifndef CONFIG_CUSTOM_STACK
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result = task_create("ostest", PRIORITY, STACKSIZE, user_main, g_argv);
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#else
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result = task_create("ostest", PRIORITY, user_main, g_argv);
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#endif
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if (result == ERROR)
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{
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printf("user_start: ERROR Failed to start user_main\n");
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}
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else
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{
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printf("user_start: Started user_main at PID=%d\n", result);
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}
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return 0;
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}
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