Check if variable defined cmake
Webif ( (condition) AND (condition OR (condition))) The conditions inside the parenthesis are evaluated first and then the remaining condition is evaluated as in the other … WebMay 22, 2024 · CMake variables are defined at file scope. The include command executes another CMake script in the same scope as the calling script. It’s a lot like the #include directive in C/C++. It’s typically used to define a common set of functions or macros in the calling script. It uses the variable CMAKE_MODULE_PATH as a search path.
Check if variable defined cmake
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Webdefined (name [, type]) Tests whether the function or variable name is defined. If type is omitted, checks all functions. To check only variables or particular type of functions, specify type. It can have the following values: test only checks test functions replace only checks replace functions var only checks variables WebApr 14, 2024 · In Ansible, the set_fact module is used to set variables dynamically during playbook execution. To define a dictionary variable using the set_fact module, you can follow the syntax below: – hosts: localhost. tasks: – name: Create dictionary. set_fact: my_dict: key1: value1. key2: value2.
WebDec 1, 2024 · First, you can check in the CMake code whether the expected variable is defined. if(DEFINED GMT_INCLUDE_DIR) # do something with that variable else() … WebApr 10, 2024 · Always prefer using the target_*commands and properties rather than modifying such variables from your CMakeLists.txt. The user can also initialize or change cache variables using the cmakecommandline with the -Dparameter. The syntax is -D :=or -D =.
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 scope by using the PARENT_SCOPE argument of the set command. Web图2：CMake在配置、生成和构建阶段的示意图 2、 基本的CMake语法 2.1 变量 普通变量、缓存变量、环境变量. 普通变量、缓存变量和环境变量这三类变量组成了CMake变量这 …
Web图2：CMake在配置、生成和构建阶段的示意图 2、 基本的CMake语法 2.1 变量 普通变量、缓存变量、环境变量. 普通变量、缓存变量和环境变量这三类变量组成了CMake变量这一个“复杂”的主题，让人头疼的一点在于上述三个变量在不同的作用域中的“被使用和修改”，而且CMake作用域之间变量如何影响的 ...
WebAug 1, 2024 · You CMake code is correct. The problem is most likely that you only set the environment variable in your shell but did not export it. Run the following before invoking … inwhite solutionsWebMar 15, 2024 · 在cmake中，cmake_current_source_dir和cmake_current_list_dir之间有什么区别？ 使用Makefile和CMake来编译代码有什么区别？ CMake中include_directories和add_subdirectory的区别？ in white perry nyWebMar 13, 2024 · Please define a class named person ,which include three properties (name, sex,id), also define: （1）A constructor with three parameters. （2）A member function setInfo() that set the information of data member. （3）Write the main function to test your class just defined. in white shirtWebStrings and Lists. It's important to know how CMake distinguishes between lists and plain strings. When you write: set (VAR "a b c") you create a string with the value "a b c". But … on off traducirWebMay 23, 2024 · Using the DEFINED keyword, you can check if a variable, cache variable or environment variable with given is defined. The value of the variable does not matter. Macros show strange... in white s.r.oWebCMake has many internal variables. Most of them are undocumented. Some of them, however, were at some point described as normal variables, and therefore may be … onoff trueWebSep 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 the current directory scope. add_subdirectory () is supposed to add an new Directory level. So in a function PARENT_SCOPE should always work. in white robert frost