我希望能做类似以下这样的事情:
$ cmake -E "find_package(Boost)"
是为了查看是否成功或失败?(即,我可以在项目中进行一些依赖项检查,并在CMakeLists.txt实际运行之前尝试安装它们所有。)
我知道CMake已经有了-E标志,但当我运行它时,只会得到一个可用命令的小列表:
Usage: cmake -E [command] [arguments ...]
Available commands:
chdir dir cmd [args]... - run command in a given directory
compare_files file1 file2 - check if file1 is same as file2
copy file destination - copy file to destination (either file or directory)
copy_directory source destination - copy directory 'source' content to directory 'destination'
copy_if_different in-file out-file - copy file if input has changed
echo [string]... - displays arguments as text
echo_append [string]... - displays arguments as text but no new line
environment - display the current environment
make_directory dir - create a directory
md5sum file1 [...] - compute md5sum of files
remove [-f] file1 file2 ... - remove the file(s), use -f to force it
remove_directory dir - remove a directory and its contents
rename oldname newname - rename a file or directory (on one volume)
tar [cxt][vfz][cvfj] file.tar [file/dir1 file/dir2 ...]
- create or extract a tar or zip archive
time command [args] ... - run command and return elapsed time
touch file - touch a file.
touch_nocreate file - touch a file but do not create it.
Available on UNIX only:
create_symlink old new - create a symbolic link new -> old