add test code

.gitignore

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+build/

CMakeLists.txt

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+# set minimum cmake version
+cmake_minimum_required(VERSION 3.10 FATAL_ERROR)
+
+# project name and language
+project(recipe-05 LANGUAGES CXX)
+
+# define executable
+add_executable(processor-info "")
+
+# and its source file
+target_sources(processor-info
+  PRIVATE
+    processor-info.cpp
+  )
+
+# and its include directories
+target_include_directories(processor-info
+  PRIVATE
+    ${PROJECT_BINARY_DIR}
+  )
+
+foreach(key
+  IN ITEMS
+    NUMBER_OF_LOGICAL_CORES
+    NUMBER_OF_PHYSICAL_CORES
+    TOTAL_VIRTUAL_MEMORY
+    AVAILABLE_VIRTUAL_MEMORY
+    TOTAL_PHYSICAL_MEMORY
+    AVAILABLE_PHYSICAL_MEMORY
+    IS_64BIT
+    HAS_FPU
+    HAS_MMX
+    HAS_MMX_PLUS
+    HAS_SSE
+    HAS_SSE2
+    HAS_SSE_FP
+    HAS_SSE_MMX
+    HAS_AMD_3DNOW
+    HAS_AMD_3DNOW_PLUS
+    HAS_IA64
+    OS_NAME
+    OS_RELEASE
+    OS_VERSION
+    OS_PLATFORM
+  )
+  cmake_host_system_information(RESULT _${key} QUERY ${key})
+endforeach()
+
+configure_file(config.h.in config.h @ONLY)

config.h.in

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+#pragma once
+
+#define NUMBER_OF_LOGICAL_CORES   @_NUMBER_OF_LOGICAL_CORES@
+#define NUMBER_OF_PHYSICAL_CORES  @_NUMBER_OF_PHYSICAL_CORES@
+#define TOTAL_VIRTUAL_MEMORY      @_TOTAL_VIRTUAL_MEMORY@
+#define AVAILABLE_VIRTUAL_MEMORY  @_AVAILABLE_VIRTUAL_MEMORY@
+#define TOTAL_PHYSICAL_MEMORY     @_TOTAL_PHYSICAL_MEMORY@
+#define AVAILABLE_PHYSICAL_MEMORY @_AVAILABLE_PHYSICAL_MEMORY@
+#define IS_64BIT                  @_IS_64BIT@
+#define HAS_FPU                   @_HAS_FPU@
+#define HAS_MMX                   @_HAS_MMX@
+#define HAS_MMX_PLUS              @_HAS_MMX_PLUS@
+#define HAS_SSE                   @_HAS_SSE@
+#define HAS_SSE2                  @_HAS_SSE2@
+#define HAS_SSE_FP                @_HAS_SSE_FP@
+#define HAS_SSE_MMX               @_HAS_SSE_MMX@
+#define HAS_AMD_3DNOW             @_HAS_AMD_3DNOW@
+#define HAS_AMD_3DNOW_PLUS        @_HAS_AMD_3DNOW_PLUS@
+#define HAS_IA64                  @_HAS_IA64@
+#define OS_NAME                  "@_OS_NAME@"
+#define OS_RELEASE               "@_OS_RELEASE@"
+#define OS_VERSION               "@_OS_VERSION@"
+#define OS_PLATFORM              "@_OS_PLATFORM@"

processor-info.cpp

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+#include "config.h"
+
+#include <cstdlib>
+#include <iostream>
+
+int main() {
+  std::cout << "Number of logical cores: " << NUMBER_OF_LOGICAL_CORES << std::endl;
+  std::cout << "Number of physical cores: " << NUMBER_OF_PHYSICAL_CORES << std::endl;
+
+  std::cout << "Total virtual memory in megabytes: " << TOTAL_VIRTUAL_MEMORY
+            << std::endl;
+  std::cout << "Available virtual memory in megabytes: " << AVAILABLE_VIRTUAL_MEMORY
+            << std::endl;
+  std::cout << "Total physical memory in megabytes: " << TOTAL_PHYSICAL_MEMORY
+            << std::endl;
+  std::cout << "Available physical memory in megabytes: "
+            << AVAILABLE_PHYSICAL_MEMORY << std::endl;
+
+  std::cout << "Processor is 64Bit: " << IS_64BIT << std::endl;
+  std::cout << "Processor has floating point unit: " << HAS_FPU << std::endl;
+  std::cout << "Processor supports MMX instructions: " << HAS_MMX << std::endl;
+  std::cout << "Processor supports Ext. MMX instructions: " << HAS_MMX_PLUS
+            << std::endl;
+  std::cout << "Processor supports SSE instructions: " << HAS_SSE << std::endl;
+  std::cout << "Processor supports SSE2 instructions: " << HAS_SSE2 << std::endl;
+  std::cout << "Processor supports SSE FP instructions: " << HAS_SSE_FP << std::endl;
+  std::cout << "Processor supports SSE MMX instructions: " << HAS_SSE_MMX
+            << std::endl;
+  std::cout << "Processor supports 3DNow instructions: " << HAS_AMD_3DNOW
+            << std::endl;
+  std::cout << "Processor supports 3DNow+ instructions: " << HAS_AMD_3DNOW_PLUS
+            << std::endl;
+  std::cout << "IA64 processor emulating x86 : " << HAS_IA64 << std::endl;
+
+  std::cout << "OS name: " << OS_NAME << std::endl;
+  std::cout << "OS sub-type: " << OS_RELEASE << std::endl;
+  std::cout << "OS build ID: " << OS_VERSION << std::endl;
+  std::cout << "OS platform: " << OS_PLATFORM << std::endl;
+
+  return EXIT_SUCCESS;
+}