Conan 1.26 Documentation

### Conan 1.26 Documentation Summary #### **Key Features and Updates** 1. **New qmake Generator** - A new qmake generator has been added, contributed by @dragly, improving workflow for Qt-based projects. 2. **Improved Folder Deletion** - Enhanced `shutil.rmtree` functionality ensures that folder deletions (e.g., via `conan remove`) do not fail due to permissions, particularly benefiting Windows users. 3. **Pip Installation Support** - Conan can now be installed via pip: ```bash pip install conan ``` 4. **PyInstaller Support** - Released PyInstaller code to generate binaries from Conan Python source, simplifying package creation for developers. 5. **Hash Verification Tools** - Added `md5`, `sha1`, and `sha256` helpers in `tools` for verifying external downloads in `conanfile.py`. 6. **Default Settings.yml Update** - Latest GCC versions have been added to the default `settings.yml`. 7. **CI Support** - Added support for Travis CI and AppVeyor for Conan development. 8. **Improved User Experience** - Enhanced readability for download progress and help messages. 9. **Python 2 Deprecation** - Conan now requires Python 3. Python 2 support was deprecated as of Conan 1.22.0 and is no longer guaranteed. 10. **Community and Adoption** - Conan is widely used by companies like Audi, Mercedes-Benz, and thousands of developers. - The Conan community actively contributes to recipes, generators, and tools: - Conan client has over 3.5K stars on GitHub with nearly 200 contributors. - ConanCenter Index hosts thousands of packages for popular libraries. - Over 1,000 users engage in the CppLang Slack #conan channel. 11. **Custom Generators** - Two methods for contributing generators: - Forking Conan codebase for built-in generators. - Creating custom generator packages with faster release cycles and versioning. 12. **Linting Support** - A plugin for pylint provides better support for Conan recipe linting, reducing false warnings. 13. **Bug Fixes** - Resolved issues such as duplicated requirements, corrupted package generation, and improved folder case sensitivity. 14. **Experimental Download Cache** - A shared download cache is available to optimize artifact downloads, though it remains experimental. 15. **New Commands and Features** - Added profile management with `profile list|show`. - Preliminary support for FreeBSD. - Added `user` and `channel` fields in Conan recipes for declaring dependencies. 16. **Improved CMake Support** - Enhanced support for modern CMake with `cmake_find_package` and advanced queries. 17. **Workspace Support** - Introduced Conan workspaces for better dependency management. 18. **Signal Handling and System Libraries** - Added SIGTERM signal handler and system libraries to `cmake_find_package`. 19. **Standard Versioning and Path Handling** - Fixed issues with C++20 standard detection and case-sensitive directory handling on Windows. #### **Key Highlights** - **Stability and Compatibility**: Conan 1.26 focuses on backward compatibility while introducing new features. Public repositories like ConanCenter assume the latest client version for optimal functionality. - **Developer Experience**: Enhanced tools, improved error handling, and better integration with CI/CD pipelines streamline development workflows. - **Community-Driven Growth**: The active community ensures rapid iteration, bug fixes, and contributions to the ecosystem. #### **Conclusion** Conan 1.26 introduces significant improvements in workflow, compatibility, and developer tools, while maintaining a strong focus on stability and user experience.