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Questions tagged [cmake]

CMake is a cross-platform, open-source build system generator. It generates files for build systems like native makefiles, ninja-build and project files for several integrated development environments.

CMake is a cross-platform, open-source build system generator. It generates files for build systems like native makefiles, ninja-build and project files for several integrated development environments.

It is often used along with , and .

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What does the `-H.` option means for CMake?

This answer to a former question on CMake shows this command line: cmake -H. -Bbuild -G "MSYS Makefiles" What task does the -H. option perform here? cmake --help says that -H prints the help... I am using CMake 3.2.3.
Eleno
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Getting a CMake Error: Cannot specify link libraries for target which is not built by the project

I am implementing CMake in my code but I'm getting the error Cannot specify link libraries for target "Qt5::Widgets" which is not built by the project Below are the contents of the CMakeLists.txt: #Specify the version being used aswell as the…
user3859872
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Optimize in CMake by default

I have a C++ project which uses CMake as its build system. I'd like the following behavior: If cmake is invoked as cmake .., then CMAKE_CXX_FLAGS is -O3 -Wall -Wextra If cmake is invoked as cmake .. -DCMAKE_BUILD_TYPE=Debug, then CMAKE_CXX_FLAGS is…
marmistrz
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Combining several static libraries into one using CMake

I have a very similar problem to one described on the cmake mailing list where we have a project dependent on many static libraries (all built from source in individual submodules, each with their own CMakeLists.txt describing the build process for…
learnvst
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In cmake, what is a "project"?

This question is about the project command and, by extension, what the concept of a project means in cmake. I genuinely don't understand what a project is, and how it differs from a target (which I do understand, I think). I had a look at the…
quant
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CMake missing modules directory

I've installed CMake 2.8.11.2 package from CMake's website for Mac 64-bit. We recently upgraded a project from Qt 4 to Qt 5 and the CMake upgrade is mandatory for CMake to use Qt 5. However, when I type cmake . I get the following error: CMake…
roundtheworld
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If value not equal in cmake 2.8

Short version: I have build options that only work on one platform. The autotools file I'm converting form has a check of the form if test "$platform_linux" != "yes". Can I do the same thing in my CMakeLists.txt (test if the value is NOT…
simont
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CMake + GoogleTest

I just downloaded googletest, generated its makefile with CMake and built it. Now, I need to use it in my testing project. With CMake, I have been advised not pointing to gtest libraries directly (using include _directories or link_directories) but…
Korchkidu
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Handling header files dependencies with cmake

I am using CMake on a small C++ project and so far it works great... with one twist :x When I change a header file, it typically requires recompiling a number of sources files (those which include it, directly or indirectly), however it seems that…
Matthieu M.
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CMake finds Boost but the imported targets not available for Boost version

I use CMake to find Boost. Boost is found, but CMake errors out with Imported targets not available for Boost version See the complete error (from macOS) below. What am I doing wrong? CMake Warning at…
Sounak
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How to reinstall the latest cmake version?

I would like to install cmake the latest version, on Linux environment. I have cmake version 3.5 installed and is not supported by some applications. I tried to upgrade it by uninstalling the current version. But when I reinstall with sudo apt-get…
Juniar
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How to modify environment variables passed to custom CMake target?

Perhaps I am missing something obvious, but I can't seem to figure out how to explicitly set environment variables that can be seen by processes launched through add_custom_target(). I tried the following: set(ENV{PATH}…
Nathan Osman
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Where does CLion store executable files?

I install the CLion on a Ubuntu 14.04. I build my first project with help CMakeLists.txt: Source file: #include using namespace std; int main() { cout << "Hello, World!" << endl; return…
Denis
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How do you concatenate string in cmake

Is there a way to concatenate strings in cmake? I have a folder that only contains .cpp files with main methods. I thought this would be easy by just using a foreach through all src files. This is what I've got this…
sighol
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How to support both vcxproj to cmake on a project?

I'm developing cross-platform c++ project. The original idea is to work with msvc2010 and later compile for other systems with the help of CMake and Hudson. It doesn't seem to be convenient manually change CMake files after changes in studio…
tikkerey
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