795 questions
47
votes
8
answers
92k
views
_iterator_debug_level value '0' doesn't match value '2'
I've just moved over a Visual Studio (C++) solution over to another computer, setup all the directories and settings as far as I can see, and did a clean/rebuild on the solution. I get the error above ...
- 23.2k
20
votes
2
answers
30k
views
Repository clean up
I am adding Conan support to my CMake projects. I followed Recipe and sources in the same repo tutorial and I end up with the expected package. Exploring the local repository folder, I found out that ...
- 2,281
15
votes
0
answers
3k
views
Differences between conan and conda package managers [closed]
For C/C++ packages, what are the practical differences, i.e. from the point of view of a developer, between conan and conda?
- 1,258
14
votes
7
answers
18k
views
Linking Conan Include to VS Code
I'm currently using Conan on a C++ project using sqlite_orm as a dependency.
When using my personal include (like myClass.hpp for example) Visual Studio Code is able to provide auto-completion but ...
- 538
13
votes
1
answer
14k
views
How to force conan to build from source, but only if it is not in the cache?
I am using conan in an enterprise environment where the operating system is rather old and has an old version of glibc (2.11). As a result, a lot of the pre-built binaries on conan.io do not end up ...
- 49.4k
12
votes
1
answer
11k
views
How do I publish a Conan package locally?
I'm new to Conan but experienced with cmake/make/studio etc.
I'm trying to build a simple program that uses a library (uWebSockets) that uses another library (uSockets) that uses another library (...
- 8,455
10
votes
1
answer
18k
views
How to fix unknown command error in CMake, when I using Conan?
I've got CMakeLists.txt file:
project(ip_filter LANGUAGES CXX)
cmake_minimum_required(VERSION 2.8)
include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
conan_basic_setup()
add_executable(ip_filter ...
- 301
9
votes
1
answer
8k
views
What is the difference between conanfile.py, conanfile.txt, conanprofile and settings.yml?
I have been trying to build Conan packages of my project for a week. I have been reading the documentation but there are many points that I'm still confused about.
There are 4 files that I think are ...
- 105
8
votes
2
answers
6k
views
Cant create boost conan package from conan-center-index - "conanfile didn't specify version"
I try to create conan package of boost library.
I got the recipe from https://github.com/conan-io/conan-center-index/tree/master/recipes/boost
When I execute command:
conan create . conan/stable
next ...
- 2,237
8
votes
1
answer
16k
views
How to avoid a Conan SSL user authentication error with Jenkins Artifactory plugin?
My company is new to Conan, Artifactory, and Jenkins, but we set up some test pipeline scripts a few months ago and utilized the Jenkins Artifactory plugin to publish some Conan packages to our ...
- 85
8
votes
1
answer
11k
views
CMake Error: mismatch for the compiler version between your conan profile
I'm on MacOS.
This is my error :
CMake Error at build/conanbuildinfo.cmake:625 (message):
Detected a mismatch for the compiler version between your conan profile
settings and CMake:
Compiler version ...
- 121
8
votes
1
answer
3k
views
why android ndk standalone toolchain do not support arm64 with api 19 but android ndk cmake does
I used to build arm64-v8a lib of api level 19 use android.toolchain.cmake comes with Android NDK r16b like this.
${CMAKE} \
-DCMAKE_TOOLCHAIN_FILE=${TOOLCHAIN_FILE} \
...
- 309
8
votes
1
answer
5k
views
Can I retrieve the source code of the library packaged with Conan package manager to be able to debug in it?
Typically Conan package contains only build artifacts like *.dll, *.lib, *.pdb, *.so, *.a, *.dylib files as well headers of given C or C++ library. However sometimes when you debugging your code ...
- 3,771
7
votes
2
answers
7k
views
GTest installed with Conan: undefined reference
I tried to use gtest installed through conan, but ended up with an undefined reference linker error. This question is a more or less a follow up to this stackoverflow question. But I think the ...
- 782
7
votes
3
answers
2k
views
Is Conan repository available in Artifactory OSS?
The webpage for JFrog's Artifactory OSS makes it seem like it's part of OSS https://www.jfrog.com/open-source/#conan. I'm trying it out in a Docker container and "Conan" doesn't show up as a clickable ...
- 1,442
7
votes
4
answers
14k
views
How to fix Qt requires a C++17 compiler?
I use conan-installed Qt-6.2.2.
I created Qt Widgets Project in VS-2019, switched language to std:c++17, added /Zc:__cplusplus to additional options.
Since this is conan-installed QT, it don't have Qt....
- 2,343
7
votes
1
answer
9k
views
Install only a part of boost using conan
I'm using the conan package manager to install my dependencies for a project. That project needs boost system only of all boost libraries, since I'm only using asio and beast.
However, conan installs ...
- 42.7k
6
votes
4
answers
24k
views
Error bootstrapping makefile fragments while building libjpeg/9d with Conan
I have been trying for several days to install OpenCV with Conan (on Windows 10). However, the installation is failing on building the libjpeg/9d dependency.
Conan profile:
[settings]
arch=x86_64
...
- 1,297
6
votes
1
answer
6k
views
CONAN_PKG::<PKG-NAME> not found when using cmake to generate build target
CONAN_PKG::spdlog is not found when using CMake to generate build configurations.
The conan package I use is spdlog/1.3.1@bincrafters/stable.
I have a CMake executable target which references a conan ...
- 597
6
votes
2
answers
2k
views
Conan, CMake.test() generate XML report
I am currently in the process of introducing Conan.io (Version 1.20.5) to my project.
With Cmake.test(), I am missing the XML testreport that was previously generated by calling ctest -T test ...
- 3,367
6
votes
2
answers
9k
views
conan Permission denied for user
I have a project that uses arrow and parquet. I downloaded and built the required libraries, and then successfully built my library. Now I want to migrate it to use conan, to simplify the build ...
- 1,048
6
votes
1
answer
6k
views
Is there a way to add python dependencies to conan package
I am setting up a project using multiple libraries and packages in C/C++ and Python.
I would like to setup a binary repository for C/C++ packages and a python package index server for python packages....
- 373
6
votes
1
answer
1k
views
Language/Platform/Build-Independent Dependency Manager
I'm in need of a dependency manager that is not tied to a particular language or build system. I've looked into several excellent tools (Gradle, Bazel, Hunter, Biicode, Conan, etc.), but none satisfy ...
- 723
6
votes
1
answer
3k
views
Cmake: using conan pybind11 package
I'm having trouble understanding how to use pybind11 conan package. I can use some others, but pybind11 is giving me hard time.
My starting point is as follows:
conanfile.txt:
[requires]
pybind11/2.7....
- 1,852
6
votes
1
answer
2k
views
How to make GitLab Windows shared runners to build faster?
Background
I have a CI pipeline for a C++ library I've been developing. So far, I can distribute this lib to Linux and Windows systems. Since I use GitLab to build, test and package my lib, I'd like ...
- 308
5
votes
1
answer
4k
views
HTTPSConnectionPool error when trying to install gtest with conan
I'm trying to use conan to install gtest but when I do so I have the following error:
gtest/1.11.0: Not found in local cache, looking in remotes...
gtest/1.11.0: Trying with 'conancenter'...
ERROR: ...
- 424
5
votes
1
answer
5k
views
conan.io - header only package
I'm trying to create a simple demo header only library called foo and require it another library called bar.
The structure of foo is this:
foo/include/foo.hpp - just a test header file...
foo/...
- 1,037
5
votes
1
answer
4k
views
ConanException: Package require 'qt' not used in components requires
I've created a project which has two targets, core.dll and runner.exe.
Core.dll depends on Qt5::Core.
Runner.exe depends on core.dll.
Also I've created a conan recipe conanfile.py.
I defined qt in ...
- 1,447
5
votes
1
answer
3k
views
Relative RPATHs when building conan / cmake project on MacOS
I have a simple C++ project with a dependency on Intel TBB (which requires the use of shared libraries). I'm trying to build this using the Conan package manager combined with CMake, and I've already ...
- 46.8k
5
votes
1
answer
1k
views
Cannot collect patch dependency on a local Artifactory Pypi repository
While testing out conan, I had to "pip install" it.
As I am working in a fully offline environment, my expectation was that I could simply
Manually deploy all dependencies listed in https://github....
- 1,746
5
votes
2
answers
3k
views
Artifactory's Conan repository is Not Found
I am trying to setup Artifactory OSS repository with Conan. Everything seems to work fine in Artifactory console. In instructions of "Set me up" in Artifacory OSS it says:
To add the repository to ...
- 2,835
5
votes
1
answer
4k
views
How does one package inter-dependent libraries with Conan?
I have a project for which I am trying to use conan as the package manager.
The project uses a large number of libraries, most of which are self-sufficient. However, some of them depend on another ...
- 617
5
votes
1
answer
2k
views
Installing dependencies with conan on github actions takes too long
I have built a Github workflow that installs Conan to manage a bunch of C++ dependencies along with CMake. It works great and I can test that:
my environment works
my library builds
tests pass
at ...
- 1,236
5
votes
1
answer
8k
views
How to link only to some of the libraries in Conan package?
I'm considering to start using Conan package manager for managing third party dependencies of my C++ projects, but I cannot find how to link only to some of the libraries in Conan package. I'm using ...
- 3,771
5
votes
2
answers
3k
views
is there any way to use conan package in meson?
We can use meson build system in conan. But I cannot find any document about how to add conan package as dependency in meson.build. It is very simple in cmake, we can simply use conan_cmake_run. How ...
- 8,416
5
votes
3
answers
7k
views
cmake, conan, and qt hello world project build error
I am new to StackOverflow, Conan, and CMake.
I am trying to build a hello world program that depends on Qt with CMake. I have cloned it from a public repository cmake-hello-world and compiled it ...
- 141
5
votes
0
answers
341
views
Generate Python wheels with conan
I want to generate Python wheels for my project (the last step before to put them on PyPI). I use conan for that. CMake found system dependencies but not conan dependencies for Ceres, Eigen and ...
- 143
5
votes
1
answer
4k
views
Conan package header files not found with cmake
I have set up a C++ project using Conan and Cmake. I have executed the following commands:
conan install . --install-folder cmake-build-release --build=missing
cmake . -DCMAKE_TOOLCHAIN_FILE=cmake-...
- 121
4
votes
2
answers
12k
views
How to choose Ninja as CMake generator with Conan?
While trying to follow along Conan's Getting Started guide for creating packages, I got stuck trying to run conan create . demo/testing. It continuously tries to use MinGW Makefiles as the CMake ...
- 53
4
votes
3
answers
12k
views
How to use gtest via conan
I'm currently learning about Conan. As a practice projcet I would like to create a library with unit tests (I am well aware that using conan for gtest is not the most usefull thing to do, but this is ...
- 195
4
votes
1
answer
3k
views
Using conanfile.txt and conanfile.py in the same directory
I have a C++ library that I build using Conan. It has a conanfile.txt with some dependencies and options. I build it using conan install ... to build thirdparty libraries and create conan config, and ...
- 1,066
4
votes
2
answers
3k
views
Integrating uWebSockets into a CMake project
I want to use uWebSockets for my own project which uses CMake.
There are two issues for me:
uWebSocket uses Make as well as I think its own build system/file build.c?
It depends itself on other ...
- 1,832
4
votes
2
answers
9k
views
gtest installed with conan: undefined reference to `testing::internal::GetBoolAssertionFailureMessage`
I use cmake to build my project and conan to install Google Test as dependency:
conanfile.txt
[requires]
gtest/1.7.0@lasote/stable
[generators]
cmake
[imports]
bin, *.dll -> ./build/bin
lib, *....
- 4,984
4
votes
1
answer
2k
views
Difference between conan create and conan install
I have seen that the two commands can sometimes be used interchangeably.
Can anyone point to the actual difference, and when you'd use conan install vs. when you'd use conan create?
- 123
4
votes
1
answer
4k
views
How do I make conan generate a FindXXX.cmake?
I have been creating packages with conan for all the libraries one of the projects I work on uses.
I've created a conanfile.py for each and all is well.
I've created a conanfile.txt for a dummy code ...
- 617
4
votes
2
answers
7k
views
Creating conan test_package recipe
I'm currently playing around with conan. So I've created two small project:
The first project is a small library "fcdk": https://github.com/lmarzull/fcdk/tree/devel
The second is a project holding ...
- 610
4
votes
1
answer
4k
views
How to install a package in the local store?
I'm working with conan 0.16.0 and I can't figure how to install a package in the local store.
My idea is to create a recipe, create every package I want from the recipe, install them in the local ...
- 1,785
4
votes
1
answer
673
views
ClangTidy + CMake - ignore third party headers from Conan
I am trying to use ClangTidy on some working source code but I cannot get it to ignore / bypass lib{fmt} and see lots of noise such as:
~/.conan/data/fmt/9.1.0///package/...
- 7,707
4
votes
1
answer
4k
views
Linking Boost when using cmake-conan
1 - Initial situation
Problem description
I am trying to have the following CMake project working: the idea is to use cmake-conan to have cmake handle the conan install step (sparing the user the need ...
- 1,236
4
votes
1
answer
2k
views
Can I write a Conan recipe to download and install a package from the web?
We just started using conan, so I'm still new. One of our dependent libs doesn't have a conan recipe (it's just a cmake-based project on github).
Can I write my own local recipe to download it from ...
- 6,438