Cmake print variable

  • May 01, 2012 · One other feature is the definition of a global BUILD_POSTFIX variable that both of the target scripts will make use of. Note that BUILD_POSTFIX must be defined before add_subdirectory for the variable to be available when the subdirectory script is run. We use the if command to make BUILD_POSTFIX dependent on the CMAKE_BUILD_TYPE variable.
Another common use for environment variables is to set or override "dummy" credentials in build or test scripts. Because it’s (obviously) a bad idea to put credentials directly into a Jenkinsfile, Jenkins Pipeline allows users to quickly and safely access pre-defined credentials in the Jenkinsfile without ever needing to know their values.

Environment variables can only be inherited from parent to child processes, not vice versa. In this case, the parent process is the 'make' that is processing the Makefile. When it reaches the "export HAI=HELLO" line, it will create a child process to run a shell to execute the export statement.

An environment variable is a dynamic “object” containing an editable value which may be used by one or more software programs in Windows. In this note i am showing how to set an environment variable in Windows from the command-line prompt (CMD) and from the Windows PowerShell.
  • Cursed and Custom Variables Variables in CMake are just cursed eldritch terrors, lying in wait to scare the absolute piss out of anyone that isn't expecting it. Luckily, I drink a lot of coffee and I take a dieuretic so this isn't anything new for me. Beginning with CMake 3.0, there was a change in the way CMake treats variables.
  • CMake is an open-source build tool enabling collaboration among software developers working on distinct platforms by using a common build specification to drive their native build tools. Mastering CMake explains how to use the CMake suite of tools, including CTest and CPack, to develop, build, test, and package software for distribution.
  • Nov 27, 2019 · Here are some commonly use cmake things I use:. Useful variable: ${VAR} PROJECT_SOURCE_DIR: gives access to top level source directory; CMAKE_CURRENT_SOURCE_DIR: gives access to the current directory

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    cmake_print_variables (var1 var2 .. varN) This function will print the name of each variable followed by its value. Example: cmake_print_variables (CMAKE_C_COMPILER CMAKE_MAJOR_VERSION DOES_NOT_EXIST)

    Jul 24, 2020 · cmake-variables (7) Name. cmake-variables - CMake Variables Reference. Synopsis Please see following description for synopsis Description CMAKE-VARIABLES(7) CMake CMAKE-VARIABLES(7) NAME cmake-variables - CMake Variables Reference VARIABLES THAT PROVIDE INFORMATION CMAKE_ARGC Number of command line arguments passed to CMake in script mode.

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    The list contains all variables for which help may be obtained by using the --help-variable option followed by a variable name. The help is printed to a named <f>ile if given. --help-variables [<f>] Print cmake-variables manual and exit. The cmake-variables(7) manual is printed in a human-readable text format. The help is printed to a named <f ...

    Aug 01, 2017 · CMake will be able to find and resolve the dependencies as required while linking the libraries with the output binary file. With the CMakeLists.txt file ready, all you need to do is run the following commands to build our first HelloWorld code. mkdir build cd build cmake .. cmake --build . --config Release And here is a sample output.

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    --help-variable-list [<f>] List variables with help available and exit. The list contains all variables for which help may be obtained by using the --help-variable option followed by a variable name. The help is printed to a named <f>ile if given. --help-variables [<f>] Print cmake-variables manual and exit. The cmake-variables(7) manual is ...

    Apr 27, 2017 · make sure the variables created by pkg_check_modules() are all prefixed with "PC_", so they don't mix up with other variables, e.g. set via find_path() etc. FindLibXml2.cmake as shipped with CMake 2.8.5 is a good example how pkg-config should be handled

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    include (CMakePrintHelpers) cmake_print_variables(MY_VARIABLE) If you want to print out a property, this is much, much nicer! Instead of getting the properties one by one of of each target (or other item with properties, such as SOURCES, DIRECTORIES, TESTS, or CACHE_ENTRIES - global properties seem to be missing for some reason), you can simply list them and get them printed directly: cmake_print_properties( TARGETS my_target PROPERTIES POSITION_INDEPENDENT_CODE ) Tracing a run

    On the one hand, CMake behaviour is strange (checking an empty variable), and on the other hand, Buildroot should not export this variable, even if this is not supposed to be harmful. In the end, I think the right solution would be not to export VERBOSE if not set (remove it from the export list, and export it when defined).

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    Alternatively, ccmake can be used instead of cmake to configure/edit cached variables in a terminal GUI. Out-of-source builds are also possible. note: the make output is more condensed now, but make VERBOSE=1 will output everything. Configuration Options. CMake variables are set on the command line with the -D flag. For example, the standard ...

    Jul 24, 2020 · See also the CMAKE_SYSTEM_NAME variable. $<C_COMPILER_ID> The CMake-id of the C compiler used. See also the CMAKE_<LANG>_COMPILER_ID variable. $<CXX_COMPILER_ID> The CMake-id of the CXX compiler used. See also the CMAKE_<LANG>_COMPILER_ID variable.

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    Mar 23, 2019 · Cursed and Custom Variables Variables in CMake are just cursed eldritch terrors, lying in wait to scare the absolute piss out of anyone that isn't expecting it. Luckily, I drink a lot of coffee and I take a dieuretic so this isn't anything new for me. Beginning with CMake 3.0, there was a change in the way CMake treats variables.

    3.1.3. Configuration and build options. The CMake commands have one mandatory argument: a folder containing a file called CMakeLists.txt (for LAMMPS it is located in the cmake folder) or a build folder containing a file called CMakeCache.txt, which is generated at the end of the CMake configuration step.

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    Sep 01, 2020 · In addition to standard CMake variables, the following deqp-specific variables can be set by the toolchain file. CMake can usually detect DE_OS, DE_COMPILER and DE_PTR_SIZE correctly but DE_CPU must be set by the toolchain file.

    And awk is used to find all the strings that contain CMake.*: and to split these strings on a colon (:), and to return just the first field from this split, i.e., the path of the name of a corresponding CMake* file. 2 grep's + PCRE. More modern versions of grep will often include what's called PCRE - Perl Compatible Regular Exprssions.

Compiling and Installing using CMake and Scribus 1.3.3.6, 1.3.4, 1.4 or higher. After many years of using the autotools build system, the developers of Scribus have selected CMake as a replacement system. It provides a much more flexible setup with a lot less complexity.
Nov 13, 2020 · ROS setup tutorial. ROS (Robot Operating System) is a set of libraries and tools designed for robot applications. It mainly targets C++ and Python development and uses catkin build system, which is based on CMake with Python scripts.
We can print all the variables in the CMake project. Then my question is: is there a function that can print all the properties of a target? This isn't really intended to be a competing answer, just an expansion on the answer by AlwaysTraining (and edited by Dawid Drozd)!
May 22, 2017 · message("Hello world!") # A message to print …you can run it from the command line using cmake -P hello.txt. (The -P option runs the given script, but doesn’t generate a build pipeline.) As expected, it prints “Hello world!”. $ cmake -P hello.txt Hello world! All Variables Are Strings. In CMake, every variable is a string.