我想建立一个最小的例子来建立一个C程序。我使用了这个CMakeLists.txt
文件:
cmake_minimum_required(VERSION 3.6)
set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR arm)
set(CMAKE_C_COMPILER "arm-none-eabi-gcc")
#set(CMAKE_CXX_COMPILER "arm-none-eabi-g++")
set(CMAKE_EXE_LINKER_FLAGS "--specs=nosys.specs" CACHE INTERNAL "")
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
project("funambule")
list(
APPEND src
main.c
)
add_executable(
funambule
${src}
)
当我跑步时cmake .
。即使我不需要CMake,也绝对想要检查C ++编译器。如何防止它执行此无用的检查?
-- The C compiler identification is GNU 5.4.1
-- The CXX compiler identification is GNU 5.4.0
-- Check for working C compiler: /cygdrive/c/Users/NoOne/Home/bin/arm-none-eabi-gcc
-- Check for working C compiler: /cygdrive/c/Users/NoOne/Home/bin/arm-none-eabi-gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - failed
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/CC
-- Check for working CXX compiler: /usr/bin/CC -- broken
...
这是CMake的默认行为。要更改它,您应该使用以下方法为项目指定语言:
project(<PROJECT-NAME> [LANGUAGES])
从CMake文档中:
(可选)您可以指定项目支持的语言。示例语言为C,CXX(即C ++),Fortran等。默认情况下,如果未提供语言选项,则启用C和CXX。指定NONE语言,或使用LANGUAGES关键字并且不列出任何语言,以跳过启用任何语言的过程。
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我来说两句