Add Linux C++ Hello World project

Author: gregg-miskelly

.gitignore

@@ -30,6 +30,7 @@ bld/
 [Oo]bj/
 [Ll]og/
 [Ll]ogs/
+out/
 
 # Visual Studio 2015/2017 cache/options directory
 .vs/

src/LinuxClangHelloWorld/.vscode/launch.json

@@ -0,0 +1,29 @@
+{
+    "configurations": [
+    {
+        "name": "(gdb) Launch",
+        "type": "cppdbg",
+        "request": "launch",
+        "preLaunchTask": "build",
+        "program": "${workspaceRoot}/out/Linux/bin/x64.Debug/HelloWorld",
+        "args": [],
+        "stopAtEntry": false,
+        "cwd": "${fileDirname}",
+        "environment": [],
+        "externalConsole": false,
+        "MIMode": "gdb",
+        "setupCommands": [
+            {
+                "description": "Enable pretty-printing for gdb",
+                "text": "-enable-pretty-printing",
+                "ignoreFailures": true
+            },
+            {
+                "description": "Set Disassembly Flavor to Intel",
+                "text": "-gdb-set disassembly-flavor intel",
+                "ignoreFailures": true
+            }
+        ]
+    }
+    ]
+}

src/LinuxClangHelloWorld/.vscode/tasks.json

@@ -0,0 +1,13 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "type": "shell",
+            "command": "${workspaceRoot}/build.sh",
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

src/LinuxClangHelloWorld/CMakeLists.txt

@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 2.8.12)
+
+project(hello_world)
+
+if (APPLE)
+    set(CMAKE_INSTALL_RPATH "@executable_path")
+else(UNIX)
+    set(CMAKE_INSTALL_RPATH "\$ORIGIN")
+endif()
+
+add_compile_options(-std=c++11)
+add_executable(HelloWorld HelloWorld.cpp)
+set_property(TARGET HelloWorld APPEND_STRING PROPERTY COMPILE_FLAGS "-fvisibility=hidden")
+
+target_link_libraries(HelloWorld stdc++)
+# add_install(TARGETS HelloWorld RUNTIME)
+install(TARGETS HelloWorld RUNTIME
+    DESTINATION .)

src/LinuxClangHelloWorld/HelloWorld.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+#include <stdio.h>
+
+int main(int argc, char* argv[])
+{
+    for (int c = 0; c < argc; c++)
+    {
+        printf("argv[%d] = '%s'\n", c, argv[c]);
+    }
+    printf("argv[%d] = %p\n", argc, argv[argc]);
+
+    std::cout << "Hello World" << std::endl;
+}

src/LinuxClangHelloWorld/README.md

@@ -0,0 +1,3 @@
+## Summary
+
+This is an example project that uses CMake and Clang to build on Linux.