cmake 检测处理器指令集

最新推荐文章于 2025-05-11 16:56:17 发布

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最新推荐文章于 2025-05-11 16:56:17 发布 · 417 阅读

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#c++ #开发语言

该博客介绍了如何利用cmake的循环语句`foreach`和`cmake_host_system_information`函数查询计算机主机的参数，并详细说明了如何通过`configure_file`生成包含这些参数的`config.h`头文件。

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foreach(key IN ITEMS … cmake_host_system_information(RESULT _${key} QUERY ${key}) endforeach()

cmake 循环语句来查询计算机主机的一些参数，然后通过configure_file(config.h.in config.h @ONLY)　生成　 config.h 头文件

# 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_PH