third commit

part1_iot_framework/lab2_debug/main/CMakeLists.txt

@@ -0,0 +1,3 @@
+idf_component_register(
+            SRC_DIRS "." 
+            INCLUDE_DIRS ".")

part1_iot_framework/lab2_debug/main/component.mk

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+COMPONENT_SRCDIRS := .
+COMPONENT_ADD_INCLUDEDIRS := .

part1_iot_framework/lab2_debug/main/main.c

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+/****************************************************************************
+ * Copyright (C) 2020 by Fabrice Muller                                     *
+ *                                                                          *
+ * This file is useful for ESP32 Design course.                             *
+ *                                                                          *
+ ****************************************************************************/
+
+
+/**
+ * @file main.c
+ * @author Fabrice Muller
+ * @date 2 Sep. 2020
+ * @brief File containing the lab2-2 of Part 1.
+ *
+ * @see https://github.com/fmuller-pns/esp32-vscode-project-template
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+
+/* Prototype */
+int factorial(int n);
+
+/**
+ * @brief Starting point function
+ * 
+ */
+void app_main(void)
+{
+    int n, result;
+
+    n = 4;
+    result = factorial(n);
+
+    printf("The factorial of %d is %d\n", n, result);
+
+    return 0;
+}
+
+
+/**
+ * @brief Compute the Factorial of n
+ * 
+ * @param n n!
+ * @return int result of the n! 
+ */
+int factorial(int n)
+{
+    int i;
+    int value = 1;
+
+    if (n == 0)
+        return 1;
+    else
+        for (i = 1; i <= n; i++)
+            value *= i;
+
+    return value;
+}
+
+