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Is there a variable related to the home_dir(like /home/user) of Linux system in CMake. Or some other easy ways to get it.
982
CMake will use whatever path the running CMake executable is in. Furthermore, it may get confused if you switch paths between runs without clearing the cache. So what you have to do is simply instead of running cmake <path_to_src> from the command line, run ~/usr/cmake-path/bin/cmake <path_to_src> .
Operator to read environment variables. Use the syntax $ENV{VAR} to read environment variable VAR . To test whether an environment variable is defined, use the signature if(DEFINED ENV{<name>}) of the if() command.
CMakeLists. txt is placed at the root of the source tree of any application, library it will work for. If there are multiple modules, and each module can be compiled and built separately, CMakeLists.
Run cmake-gui.exe, which should be in your Start menu under Program Files, there may also be a shortcut on your desktop, or if you built from source, it will be in the build directory.
Home directory is referred to by the HOME environment variable, so you can access it in CMake script by:
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