oot ci build test

Author: trns1997

testing/cxx-oot-build/.gitignore

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+build/
+nuttx-export*

testing/cxx-oot-build/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.12...3.31)
+
+project(OOTCpp
+    VERSION 1.0
+    DESCRIPTION "Out Of Tree Build C++ NuttX"
+)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# Use CMAKE_SOURCE_DIR for source files
+set(SOURCE_FILES
+    ${CMAKE_SOURCE_DIR}/src/HelloWorld.cpp
+    ${CMAKE_SOURCE_DIR}/src/main.cpp
+)
+
+set(EXE_NAME oot)
+
+add_executable(${EXE_NAME} ${SOURCE_FILES})
+
+# Add include directory so you can #include "..." from include/
+target_include_directories(${EXE_NAME}
+        PRIVATE
+        ${CMAKE_SOURCE_DIR}/include
+)
+
+# Generate a .bin file from the ELF after build
+add_custom_command(
+    TARGET ${EXE_NAME}
+    POST_BUILD
+    COMMAND ${CMAKE_OBJCOPY} -S -O binary
+            ${CMAKE_BINARY_DIR}/${EXE_NAME}
+            ${CMAKE_BINARY_DIR}/${EXE_NAME}.bin
+    COMMENT "Generating binary image ${EXE_NAME}.bin"
+)

testing/cxx-oot-build/include/HelloWorld.hpp

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+#pragma once
+
+class CHelloWorld
+{
+public:
+    CHelloWorld();
+    ~CHelloWorld() = default;
+
+    bool HelloWorld();
+
+private:
+    int mSecret;
+};

testing/cxx-oot-build/src/HelloWorld.cpp

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+#include <cstdio>
+#include <string>
+
+#include "HelloWorld.hpp"
+
+CHelloWorld::CHelloWorld()
+{
+    mSecret = 42;
+    std::printf("Constructor: mSecret=%d\n",mSecret);
+}
+
+
+bool CHelloWorld::HelloWorld()
+{
+    std::printf("HelloWorld: mSecret=%d\n",mSecret);
+
+    std::string sentence = "Hello";
+    std::printf("TEST=%s\n",sentence.c_str());
+
+    if (mSecret == 42)
+    {
+            std::printf("CHelloWorld: HelloWorld: Hello, world!\n");
+            return true;
+    }
+    else
+    {
+            std::printf("CHelloWorld: HelloWorld: CONSTRUCTION FAILED!\n");
+            return false;
+    }
+}

testing/cxx-oot-build/src/main.cpp

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+#include <memory>
+
+#include "HelloWorld.hpp"
+
+int main(int, char*[])
+{
+    auto pHelloWorld = std::make_shared<CHelloWorld>();
+    pHelloWorld->HelloWorld();
+
+    CHelloWorld helloWorld;
+    helloWorld.HelloWorld();
+
+    return 0;
+}