How to define macro in cmake

Author: fidq

August undefined, 2024

WebMar 13, 2024 · cmake_minimum_required (VERSION 3.6) project (git_info CXX) macro (do_stuff) message ("This CMakeLists.txt file is in $ {CMAKE_CURRENT_SOURCE_DIR}") endmacro () One ugly way I found was to export variables to the parent scope that contain the path and use that in the macro. WebApr 5, 2012 · I create a function to add some file path strings to a global list variable. My CMakeLists.txt: set (source_list "nothing") function (test file_path) list (APPEND source_list $ {file_path}) endfunction (test) test (abc.txt) test (def.txt) message ("At last, the source_list is:\"$ {source_list}\"") The cmake output: At last, the source_list is ...

How can I link to a CMake target more concisely than specifying …

WebA macro defined as macro (foo) endmacro () can be invoked through any of foo () Foo () FOO () cmake_language (CALL foo) and so on. However, it is strongly … WebOct 27, 2024 · Solution 1. For a long time, CMake had the add_definitions command for this purpose. However, recently the command has been superseded by a more fine grained … knoxville tn to alcoa tn

c - Define preprocessor macros in a .config file - Stack Overflow

WebJul 20, 2016 · I'm coding in C using CMake and I would like to define sobre preprocessor macros in a separate file. The purpose of this is to have a main configuration file for my apps. I was tinking in doing something similar to the kernel .config files, but I didn't find how to pass a file with definitions to the compiler. WebJul 15, 2024 · You should also wrap the LED macro with #ifndef LED #define LED 8 #endif This way, the -DLED=X will define the macro as X and, since it's already defined, the header file won't try to redefine it. Regarding CMake, try adding add_compile_definitions (LED=8). Check this for more info. Share Follow edited Jul 15, 2024 at 13:31 reddit headphones auteur

Back To Basics: CMake Functions and Macros by ADH

WebMay 14, 2024 · 1. I want to write a function in cmake. it looks like: macro (compile arg1) # TODO here: define a endless input param target_link_libraries ($ {arg1} pthread zmq config++ mmm dl) # TODO here: to add input list endmacro (compile) for example: i want to compile a pragma named demo, it need library libb and libc. so i called: compile (demo, b, c) WebApr 12, 2024 · There are multiple ways to link to items using target_link_libraries.The simplest one- and the one you probably want- is to link by the name of the CMake target. Assuming the target defined in your LibraryProject subdirectory is also called LibraryProject, you would use target_link_libraries(UiProject LibraryProject).. If UiProject is a library, your … knoxville tn to amory msWebMay 24, 2024 · CMake has a predefined command to parse function and macro arguments. This command is for use in macros or functions. It processes the arguments given to that macro or function, and defines... knoxville tn to asheville nc distance

"WebApr 15, 2024 · Scalable: CMake is designed to handle large, complex projects with many dependencies and components, making it suitable for enterprise-level development. Extensible: CMake’s scripting language provides built-in functions and macros, allowing developers to create custom build logic to suit their specific needs. " - How to define macro in cmake

How to define macro in cmake

c++ - Define preprocessor macro through CMake? - Stack Overflow

WebApr 15, 2024 · Scalable: CMake is designed to handle large, complex projects with many dependencies and components, making it suitable for enterprise-level development. … Webcmake command line -D and using DEFINED - Usage - CMake Discourse I would like to be able to just define a cmake variable without giving it a value, similar to how the C …

Did you know?

WebApr 7, 2024 · You can use CMakeConfigurableFile.in to generate the file from a CMake string. To work around the compile-time macro output limitations you might actually generate a full working program with std::cout << FOO_MAJOR_VERSION << std::endl; in main () , run the program and capture stdout. WebMar 25, 2024 · Method 1: Using add_definitions () To add macro definitions in CMake using add_definitions (), you can follow these steps: Define the macro in your code using …

WebI can't find how to declare function like macros in CMake. I need a macro function like: #define MYFUNC (foo) QString ( foo + "_suffix" ) to be defined by my CMakeLists.txt file. I tried: add_definitions ("-DMYFUNC (foo)=QString\ (foo+\"_suffix\"\)") and add_definitions ("-DMYFUNC\ (foo\)=QString\ (foo+\"_suffix\"\)") WebCMake also tries to be a package manager and installer. It's script is a macro language, so, glorified text replacement, all the way down. It's like if Bash and C macros had a baby, and the first thing it did was punch you in the face. Trivial build scripts are easy, anything fit for production and the scripts become a god damn nightmare.

WebFeb 6, 2024 · You can define macros in CMake with add_definitions command, using -D flag before the macro name. Lets define macro named CMAKEMACROSAMPLE and print it in the code. WebAdds definitions to the compiler command line for targets in the current directory, whether added before or after this command is invoked, and for the ones in sub-directories added …

Web2 hours ago · Avoiding interpretation as octal in a C macro. In an application I'm working on, we have a macro to convert clock times into an internal representation as a short integer: Naturally, we would write the hours and minutes exactly as they'd appear on a clock. So, for example, 6:30 would be CLOCK_TIME (6, 30). This all worked fine until someone ...

WebJul 17, 2024 · I found some links -> How to define a C++ preprocessor macro through the command line with CMake?. There they say to add add_definitions (-DNUMBER=5) in CMake and it is working I can change the value using this way. I want some way where I can change the value using command-Line. reddit headphones hd 650WebJan 25, 2012 · 1.) target_compile_definitions. If you are using CMake 3.X your first choice for adding a preprocessor macro should be target_compile_definitions. The reason you should prefer this approach over any other approach is because it granularity is target … reddit healthWebApr 16, 2015 · That file can then #ifdef _PASS2/#else to define macros for all the variables that should be different on the two passes. Even though the code gets generated twice, on some micros that will take less space than using the arrow operator with passed-in pointers. Share Improve this answer Follow answered Jul 23, 2010 at 14:39 supercat 76.3k 9 163 209 knoxville tn tiny home communityWebIf you are using CMake 3.X your first choice for adding a preprocessor macro should be target_compile_definitions. The reason you should prefer this approach over any other approach is because it granularity is target based. IE the macro will only be added to your exe/library. Here is a common example: reddit headphones earbuds washedWebApr 16, 2024 · This then gives you the control to specify how the state from targets propagates transitively to dependent targets so as to reduce the visible scope of the state (include paths, library dependencies, compiler defines, … knoxville tn to belton scWebIf you are using CMake 3.X your first choice for adding a preprocessor macro should be target_compile_definitions. The reason you should prefer this approach over any other … knoxville tn to barbourville kyWebThis could all be wrapped up in a macro to make it easier to use. You could also look at using the CMake module ExternalProject which may do what you want. From cmake 3.11 on there is a new feature: FetchContent. You can use it to get your dependencies during configuration, e.g. get the great cmake-scripts. reddit headphones computer cute