我目前正在尝试获得一个工具链设置,以便我可以从CLion构建一个AVR项目。
我的出发点是this,具体地说,就是Blink示例。问题是,它以及现有的AVR示例的CMake都是基于Linux的系统。
我所尝试的是安装WinAVR来获取可执行文件。我修改了CMakeList.txt,使程序名包含以下内容:
set(AVRCPP "C:/WinAVR-20100110/bin/avr-g++")
set(AVRC "C:/WinAVR-20100110/bin/avr-gcc")
set(AVRSTRIP "C:/WinAVR-20100110/bin/avr-strip")
set(OBJCOPY "C:/WinAVR-20100110/bin/avr-objcopy")
set(OBJDUMP "C:/WinAVR-20100110/bin/avr-objdump")
set(AVRSIZE "C:/WinAVR-20100110/bin/avr-size")
set(AVRDUDE "C:/WinAVR-20100110/bin/avrdude")
set(AVRAS "C:/WinAVR-20100110/bin/avr-as")在使用Cygwin环境时,CMake可以毫不费力地找到我的编译器,但当我尝试构建项目时,却收到了Linux格式的参数。
C:/WinAVR-20100110/bin/avr-gcc.exe -o CMakeFiles/cmTryCompileExec420260872.dir/testCCompiler.c.obj -c /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp/testCCompiler.c
avr-gcc.exe: /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp/testCCompiler.c: No such file or directory有没有办法让CMake以一种它可以使用的格式来传递avr-gcc参数?
作为参考,下面是完整的输出:
Error:The C compiler "C:/WinAVR-20100110/bin/avr-gcc" is not able to compile a simple test program.
It fails with the following output:
Change Dir: /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp
Run Build Command:/usr/bin/make.exe "cmTryCompileExec420260872/fast"
/usr/bin/make -f CMakeFiles/cmTryCompileExec420260872.dir/build.make CMakeFiles/cmTryCompileExec420260872.dir/build
make[1]: Entering directory '/cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp'
/usr/bin/cmake.exe -E cmake_progress_report /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec420260872.dir/testCCompiler.c.obj
C:/WinAVR-20100110/bin/avr-gcc.exe -o CMakeFiles/cmTryCompileExec420260872.dir/testCCompiler.c.obj -c /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp/testCCompiler.c
avr-gcc.exe: /cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp/testCCompiler.c: No such file or directory
avr-gcc.exe: no input files
CMakeFiles/cmTryCompileExec420260872.dir/build.make:60: recipe for target 'CMakeFiles/cmTryCompileExec420260872.dir/testCCompiler.c.obj' failed
make[1]: Leaving directory '/cygdrive/c/Users/Daniel/.clion10/system/cmake/generated/2eb381d5/2eb381d5/__default__/CMakeFiles/CMakeTmp'
make[1]: *** [CMakeFiles/cmTryCompileExec420260872.dir/testCCompiler.c.obj] Error 1
Makefile:117: recipe for target 'cmTryCompileExec420260872/fast' failed
make: *** [cmTryCompileExec420260872/fast] Error 2
CMake will not be able to correctly generate this project.发布于 2016-12-29 07:21:26
我在windows和linux上使用cmake和avr。语法是相同的。为什么你要在其中使用cygwin?
在任何情况下,您都没有显示工具链文件。当使用cmake进行交叉编译时,您需要提供一个工具链文件,您可以在其中设置与编译器相关的所有配置。您需要这样做,因为当cmake启动时,它会尝试编译一个简单的程序,然后它会尝试运行它。如果你在计算机上使用avr编译器,cmake不能运行可执行文件,所以它失败了。
您需要格外小心,在工具链中包含此命令:
SET(CMAKE_SYSTEM_NAME Generic)跳过此编译是必需的,因此可以避免失败。
我认为这是一本很好的读物,从哪里开始:
http://playground.arduino.cc/Code/CmakeBuild
https://stackoverflow.com/questions/28170625
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