Rename all apps/examples/-/main.c to something unique

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5141 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 522 insertions, 0 deletions

diff --git a/apps/examples/ostest/ostest_main.c b/apps/examples/ostest/ostest_main.c
new file mode 100644
index 000000000..46726d515
--- /dev/null
+++ b/apps/examples/ostest/ostest_main.c
@@ -0,0 +1,522 @@
+/****************************************************************************
+ * apps/examples/ostest/ostest_main.c
+ *
+ *   Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <sched.h>
+#include <nuttx/init.h>
+
+#include "ostest.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+#define PRIORITY         100
+#define NARGS              4
+#define HALF_SECOND_USEC 500000L
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static const char arg1[] = "Arg1";
+static const char arg2[] = "Arg2";
+static const char arg3[] = "Arg3";
+static const char arg4[] = "Arg4";
+
+#if CONFIG_NFILE_DESCRIPTORS > 0
+static const char write_data1[] = "stdio_test: write fd=1\n";
+static const char write_data2[] = "stdio_test: write fd=2\n";
+#endif
+
+#ifdef SDCC
+/* I am not yet certain why SDCC does not like the following
+ * initializer.  It involves some issues with 2- vs 3-byte
+ * pointer types.
+ */
+
+static const char *g_argv[NARGS+1];
+#else
+static const char *g_argv[NARGS+1] = { arg1, arg2, arg3, arg4, NULL };
+#endif
+
+#ifndef CONFIG_DISABLE_SIGNALS
+static struct mallinfo g_mmbefore;
+static struct mallinfo g_mmprevious;
+static struct mallinfo g_mmafter;
+#endif
+
+#ifndef CONFIG_DISABLE_ENVIRON
+const char g_var1_name[]    = "Variable1";
+const char g_var1_value[]   = "GoodValue1";
+const char g_var2_name[]    = "Variable2";
+const char g_var2_value[]   = "GoodValue2";
+const char g_var3_name[]    = "Variable3";
+const char g_var3_value[]   = "GoodValue3";
+
+const char g_bad_value1[]   = "BadValue1";
+const char g_bad_value2[]   = "BadValue2";
+
+const char g_putenv_value[] = "Variable1=BadValue3";
+
+#endif
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: show_memory_usage
+ ****************************************************************************/
+
+#ifndef CONFIG_DISABLE_SIGNALS
+static void show_memory_usage(struct mallinfo *mmbefore,
+                              struct mallinfo *mmafter)
+{
+  printf("VARIABLE  BEFORE   AFTER\n");
+  printf("======== ======== ========\n");
+  printf("arena    %8x %8x\n", mmbefore->arena,    mmafter->arena);
+  printf("ordblks  %8d %8d\n", mmbefore->ordblks,  mmafter->ordblks);
+  printf("mxordblk %8x %8x\n", mmbefore->mxordblk, mmafter->mxordblk);
+  printf("uordblks %8x %8x\n", mmbefore->uordblks, mmafter->uordblks);
+  printf("fordblks %8x %8x\n", mmbefore->fordblks, mmafter->fordblks);
+}
+#else
+# define show_memory_usage(mm1, mm2)
+#endif
+
+/****************************************************************************
+ * Name: check_test_memory_usage
+ ****************************************************************************/
+
+#ifndef CONFIG_DISABLE_SIGNALS
+static void check_test_memory_usage(void)
+{
+  /* Wait a little bit to let any threads terminate */
+
+  usleep(HALF_SECOND_USEC);
+
+  /* Get the current memory usage */
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  g_mmafter = mallinfo();
+#else
+  (void)mallinfo(&g_mmafter);
+#endif
+
+  /* Show the change from the previous time */
+
+  printf("\nEnd of test memory usage:\n");
+  show_memory_usage(&g_mmprevious, &g_mmafter);
+
+  /* Set up for the next test */
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  g_mmprevious = g_mmafter;
+#else
+  memcpy(&g_mmprevious, &g_mmafter, sizeof(struct mallinfo));
+#endif
+
+  /* If so enabled, show the use of priority inheritance resources */
+
+  dump_nfreeholders("user_main:");
+}
+#else
+# define check_test_memory_usage()
+#endif
+
+/****************************************************************************
+ * Name: show_variable
+ ****************************************************************************/
+
+#ifndef CONFIG_DISABLE_ENVIRON
+static void show_variable(const char *var_name, const char *exptd_value, bool var_valid)
+{
+  char *actual_value = getenv(var_name);
+  if (actual_value)
+    {
+      if (var_valid)
+        {
+          if (strcmp(actual_value, exptd_value) == 0)
+            {
+              printf("show_variable: Variable=%s has value=%s\n", var_name, exptd_value);
+            }
+          else
+            {
+              printf("show_variable: ERROR Variable=%s has the wrong value\n", var_name);
+              printf("show_variable:       found=%s expected=%s\n", actual_value, exptd_value);
+            }
+        }
+      else
+        {
+          printf("show_variable: ERROR Variable=%s has a value when it should not\n", var_name);
+          printf("show_variable:       value=%s\n", actual_value);
+        }
+    }
+  else if (var_valid)
+    {
+      printf("show_variable: ERROR Variable=%s has no value\n", var_name);
+      printf("show_variable:       Should have had value=%s\n", exptd_value);
+    }
+  else
+    {
+      printf("show_variable: Variable=%s has no value\n", var_name);
+    }
+}
+
+static void show_environment(bool var1_valid, bool var2_valid, bool var3_valid)
+{
+  show_variable(g_var1_name, g_var1_value, var1_valid);
+  show_variable(g_var2_name, g_var2_value, var2_valid);
+  show_variable(g_var3_name, g_var3_value, var3_valid);
+}
+#else
+# define show_environment()
+#endif
+
+/****************************************************************************
+ * Name: user_main
+ ****************************************************************************/
+
+static int user_main(int argc, char *argv[])
+{
+  int i;
+
+  /* Sample the memory usage now */
+
+#ifndef CONFIG_DISABLE_SIGNALS
+  usleep(HALF_SECOND_USEC);
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  g_mmbefore = mallinfo();
+  g_mmprevious = g_mmbefore;
+#else
+  (void)mallinfo(&g_mmbefore);
+  memcpy(&g_mmprevious, &g_mmbefore, sizeof(struct mallinfo));
+#endif
+#endif
+
+  printf("\nuser_main: Begin argument test\n");
+  printf("user_main: Started with argc=%d\n", argc);
+
+  /* Verify passed arguments */
+
+  if (argc != NARGS + 1)
+    {
+      printf("user_main: Error expected argc=%d got argc=%d\n",
+             NARGS+1, argc);
+    }
+
+  for (i = 0; i <= NARGS; i++)
+    {
+      printf("user_main: argv[%d]=\"%s\"\n", i, argv[i]);
+    }
+
+  for (i = 1; i <= NARGS; i++)
+    {
+      if (strcmp(argv[i], g_argv[i-1]) != 0)
+        {
+          printf("user_main: ERROR argv[%d]:  Expected \"%s\" found \"%s\"\n",
+                 i, g_argv[i-1], argv[i]);
+        }
+    }
+  check_test_memory_usage();
+
+  /* Check environment variables */
+#ifndef CONFIG_DISABLE_ENVIRON
+  show_environment(true, true, true);
+
+  unsetenv(g_var1_name);
+  show_environment(false, true, true);
+  check_test_memory_usage();
+
+  clearenv();
+  show_environment(false, false, false);
+  check_test_memory_usage();
+#endif
+
+  /* Top of test loop */
+  
+#if CONFIG_EXAMPLES_OSTEST_LOOPS > 1
+  for (i = 0; i < CONFIG_EXAMPLES_OSTEST_LOOPS; i++)
+#elif CONFIG_EXAMPLES_OSTEST_LOOPS == 0
+  for (;;)
+#endif
+    {
+#if CONFIG_NFILE_DESCRIPTORS > 0
+      /* Checkout /dev/null */
+
+      printf("\nuser_main: /dev/null test\n");
+      dev_null();
+      check_test_memory_usage();
+#endif
+
+#ifdef  CONFIG_ARCH_FPU
+  /* Check that the FPU is properly supported during context switching */
+
+      printf("\nuser_main: FPU test\n");
+      fpu_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_PTHREAD
+      /* Verify pthreads and pthread mutex */
+
+      printf("\nuser_main: mutex test\n");
+      mutex_test();
+      check_test_memory_usage();
+#endif
+
+#if !defined(CONFIG_DISABLE_PTHREAD) && defined(CONFIG_MUTEX_TYPES)
+      /* Verify recursive mutexes */
+
+      printf("\nuser_main: recursive mutex test\n");
+      recursive_mutex_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_PTHREAD
+      /* Verify pthread cancellation */
+
+      printf("\nuser_main: cancel test\n");
+      cancel_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_PTHREAD
+      /* Verify pthreads and semaphores */
+
+      printf("\nuser_main: semaphore test\n");
+      sem_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_PTHREAD
+    /* Verify pthreads and condition variables */
+
+      printf("\nuser_main: condition variable test\n");
+#ifdef CONFIG_PRIORITY_INHERITANCE
+      printf("\n           Skipping, Test logic incompatible with priority inheritance\n");
+#else
+      cond_test();
+      check_test_memory_usage();
+#endif
+#endif
+
+#if !defined(CONFIG_DISABLE_SIGNALS) && !defined(CONFIG_DISABLE_PTHREAD) && !defined(CONFIG_DISABLE_CLOCK)
+      /* Verify pthreads and condition variable timed waits */
+
+      printf("\nuser_main: timed wait test\n");
+      timedwait_test();
+      check_test_memory_usage();
+#endif
+
+#if !defined(CONFIG_DISABLE_MQUEUE) && !defined(CONFIG_DISABLE_PTHREAD)
+      /* Verify pthreads and message queues */
+
+      printf("\nuser_main: message queue test\n");
+      mqueue_test();
+      check_test_memory_usage();
+#endif
+
+#if !defined(CONFIG_DISABLE_MQUEUE) && !defined(CONFIG_DISABLE_PTHREAD) && !defined(CONFIG_DISABLE_CLOCK)
+      /* Verify pthreads and message queues */
+
+      printf("\nuser_main: timed message queue test\n");
+      timedmqueue_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_SIGNALS
+      /* Verify signal handlers */
+
+      printf("\nuser_main: signal handler test\n");
+      sighand_test();
+      check_test_memory_usage();
+#endif
+
+#if !defined(CONFIG_DISABLE_POSIX_TIMERS) && !defined(CONFIG_DISABLE_SIGNALS)
+      /* Verify posix timers */
+
+      printf("\nuser_main: POSIX timer test\n");
+      timer_test();
+      check_test_memory_usage();
+#endif
+
+#if !defined(CONFIG_DISABLE_PTHREAD) && CONFIG_RR_INTERVAL > 0
+      /* Verify round robin scheduling */
+
+      printf("\nuser_main: round-robin scheduler test\n");
+      rr_test();
+      check_test_memory_usage();
+#endif
+
+#ifndef CONFIG_DISABLE_PTHREAD
+      /* Verify pthread barriers */
+
+      printf("\nuser_main: barrier test\n");
+      barrier_test();
+      check_test_memory_usage();
+#endif
+
+#if defined(CONFIG_PRIORITY_INHERITANCE) && !defined(CONFIG_DISABLE_SIGNALS) && !defined(CONFIG_DISABLE_PTHREAD)
+      /* Verify priority inheritance */
+
+      printf("\nuser_main: priority inheritance test\n");
+      priority_inheritance();
+      check_test_memory_usage();
+#endif /* CONFIG_PRIORITY_INHERITANCE && !CONFIG_DISABLE_SIGNALS && !CONFIG_DISABLE_PTHREAD */
+
+      /* Compare memory usage at time ostest_main started until
+       * user_main exits.  These should not be identical, but should
+       * be similar enough that we can detect any serious OS memory
+       * leaks.
+       */
+
+#ifndef CONFIG_DISABLE_SIGNALS
+      usleep(HALF_SECOND_USEC);
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+      g_mmafter = mallinfo();
+#else
+      (void)mallinfo(&g_mmafter);
+#endif
+
+      printf("\nFinal memory usage:\n");
+      show_memory_usage(&g_mmbefore, &g_mmafter);
+#endif
+    }
+  printf("user_main: Exitting\n");
+  return 0;
+}
+
+/****************************************************************************
+ * Name: stdio_test
+ ****************************************************************************/
+
+static void stdio_test(void)
+{
+  /* Verify that we can communicate */
+
+#if CONFIG_NFILE_DESCRIPTORS > 0
+  write(1, write_data1, sizeof(write_data1)-1);
+#endif
+  printf("stdio_test: Standard I/O Check: printf\n");
+
+#if CONFIG_NFILE_DESCRIPTORS > 1
+  write(2, write_data2, sizeof(write_data2)-1);
+#endif
+#if CONFIG_NFILE_STREAMS > 0
+  fprintf(stderr, "stdio_test: Standard I/O Check: fprintf to stderr\n");
+#endif
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * ostest_main
+ ****************************************************************************/
+
+int ostest_main(int argc, char *argv[])
+{
+  int result;
+
+  /* Verify that stdio works first */
+
+  stdio_test();
+
+#ifdef SDCC
+  /* I am not yet certain why SDCC does not like the following initilizers.
+   * It involves some issues with 2- vs 3-byte pointer types.
+   */
+
+  g_argv[0] = arg1;
+  g_argv[1] = arg2;
+  g_argv[2] = arg3;
+  g_argv[3] = arg4;
+  g_argv[4] = NULL;
+#endif
+
+  /* Set up some environment variables */
+
+#ifndef CONFIG_DISABLE_ENVIRON
+  printf("ostest_main: putenv(%s)\n", g_putenv_value);
+  putenv(g_putenv_value);                   /* Varaible1=BadValue3 */
+  printf("ostest_main: setenv(%s, %s, TRUE)\n", g_var1_name, g_var1_value);
+  setenv(g_var1_name, g_var1_value, TRUE);  /* Variable1=GoodValue1 */
+
+  printf("ostest_main: setenv(%s, %s, FALSE)\n", g_var2_name, g_bad_value1);
+  setenv(g_var2_name, g_bad_value1, FALSE); /* Variable2=BadValue1 */
+  printf("ostest_main: setenv(%s, %s, TRUE)\n", g_var2_name, g_var2_value);
+  setenv(g_var2_name, g_var2_value, TRUE);  /* Variable2=GoodValue2 */
+
+  printf("ostest_main: setenv(%s, %s, FALSE)\n", g_var3_name, g_var3_name);
+  setenv(g_var3_name, g_var3_value, FALSE); /* Variable3=GoodValue3 */
+  printf("ostest_main: setenv(%s, %s, FALSE)\n", g_var3_name, g_var3_name);
+  setenv(g_var3_name, g_bad_value2, FALSE); /* Variable3=GoodValue3 */
+  show_environment(true, true, true);
+#endif
+
+  /* Verify that we can spawn a new task */
+
+#ifndef CONFIG_CUSTOM_STACK
+  result = task_create("ostest", PRIORITY, STACKSIZE, user_main, g_argv);
+#else
+  result = task_create("ostest", PRIORITY, user_main, g_argv);
+#endif
+  if (result == ERROR)
+    {
+      printf("ostest_main: ERROR Failed to start user_main\n");
+    }
+  else
+    {
+      printf("ostest_main: Started user_main at PID=%d\n", result);
+    }
+
+  printf("ostest_main: Exitting\n");
+  return 0;
+}