Cmake function parent_scope
WebMay 17, 2024 · Constructs like functions also create a child scope. By using the set function with PARENT_SCOPE after the value, we will set it for the scope that opened the current one (and NOT for the current … WebUpstream: $ {upstream} Actual: \"$ {actual}\"") # Declare a named external dependencies to be resolved via pkgconfig. # Download and integrate named external dependencies. # …
Cmake function parent_scope
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WebThe only difference between a function and a macro is scope; macros don't have one. So, if you set a variable in a function and want it to be visible outside, you'll need … WebMar 25, 2015 · CMake Warning (dev) at /path_to_repo/cmake/FindFooX.cmake:6 (set): Cannot set "LIB": current scope has no parent. Call Stack (most recent call first): …
WebSep 4, 2024 · CMake 3.15 added a new target property MSVC_RUNTIME_LIBRARY, and no longer places /MD, /MDd, etc into CMAKE__FLAGS if CMP0091 is enabled. This results in conan.cmake not detecting the compiler.runtime. Conan obviously cannot handle per-target variation, or see targets that aren't defined yet at all, but it would make sense for it … WebApr 7, 2024 · In addition to directory-based scope, CMake functions have their own scope. This means variables set inside functions are not visible in the parent scope. This is not true of macros. Use macros for defining very small bits of functionality only or to wrap commands that have output parameters. Otherwise create a function.
WebMay 23, 2024 · This will make the function difficult to use. So, CMake provides the keyword PARENT_SCOPE to set a variable in the parent scope. You can send variable name as … WebSep 8, 2024 · According to CMake Variable documentation you have Directory, Function, and cache scope. Using include () doesn’t create a new scope it is supposed to keep …
Webvariable in its parent’s scope. There is a way for CMake to return a value from a function, and it can be done by using the PARENT_SCOPEoption with the setcommand. We can …
WebVariables in CMake are directory, function, and block scoped.add_subdirectory creates a new directory "child scope". You can set a variable in the parent scope of a given … spilt water on laptopWebOct 30, 2024 · PARENT_SCOPE sets variable only for parent scope, not for the current one. This is explicitely stated in CMake documentation about 'set' command: If the … spilt water on laptop keyboardWebMar 3, 2012 · I guess this could be stated in the documentation more > clearly... IMO, the documentation of the PARENT_SCOPE flag is sufficiently clear: "If PARENT_SCOPE is … spilthanshuWebFeb 19, 2016 · There is no built-in notion of a return value from a function. To get values out of a function, write to one of the arguments. A function creates a new scope - changes to a variable will only affect the variable's value inside the function. To affect the value in the parent, the PARENT_SCOPE modifier should be given to the SET command. spilt water on led keyboardWebThe names of variables are usually all caps, and the value follows. You access a variable by using ${}, such as ${MY_VARIABLE}. 1 CMake has the concept of scope; you can access the value of the variable after you set it as long as you are in the same scope. If you leave a function or a file in a sub directory, the variable will no longer be ... spilt water on xboxWebAug 17, 2024 · PARENT_SCOPE) ). The real complaint is twofold: (1) there isn’t a single function return mechanism and (2) function application is not an expression. Or really, … spilt water on macbookWebSep 27, 2024 · > > I have the following project’s tree: > > ├── CMakeLists.txt > ├── test > ├── CMakeLists.txt > └── app > ├── CMakeLists.txt > ├── appA > │ ├── CMakeLists.txt > │ └── main.cpp > └── appB > ├── CMakeLists.txt > └── main.cpp > > Inside the test/CMakeLists.txt, I defined an ... spilt wine png