Conan 1.36 Documentation

• 语言: 英语
• 格式: .pdf
• 来源: docs.conan.io

摘要

文档介绍了Conan 1.36版本的更新内容，包括新功能如qmake生成器、对现代CMake的支持、FreeBSD的初步支持以及对Python 3的兼容性改进。文档还提到Conan的安装方法、更新流程、社区贡献及使用情况，并指出从1.22版本起不再支持Python 2。

AI总结

### Conan 1.36 Documentation Summary

#### 1. **New Features and Improvements**
- **Qmake Generator**: A new qmake generator has been added, contributed by @dragly.
- **Folder Deletion**: Improved `shutil.rmtree` for better folder removal, especially on Windows, to avoid permission issues.
- **Pip Installation**: Conan can now be installed via `pip install conan`.
- **PyInstaller Support**: Released PyInstaller binaries for Conan's Python source code, aiding package creation for distributions.
- **Hash Helpers**: Added `md5`, `sha1`, and `sha256` helpers in `tools` for verifying external downloads.
- **Default Settings**: Updated `settings.yml` with the latest GCC versions.
- **CI Support**: Added support for Travis-CI and Appveyor in Conan development.
- **Improved UX**: Enhanced readability of download progress and help messages.

#### 2. **Bug Fixes**
- **Duplicate Requirements**: Fixed an issue where duplicate requirements could occur when using version ranges and the `requirements()` method.
- **Environment Configuration**: Resolved issues with the `ConfigureEnvironment` helper ignoring `libcxx` settings.
- **Package Corruption**: Fixed an issue where `conan install --all` generated corrupted packages.
- **CMake Issues**: Addressed problems with CMake generator configurations and target definitions.
- ** FreeBSD Support**: Added preliminary support for FreeBSD.
- **Link Order and Strip Parameters**: Fixed link order issues with private requirements and added the `strip` parameter to `tools.patch()`.
- **Duplicate Imports and Crashes**: Solved crashes related to duplicate requires and imported files with symlinks.
- **C++20 Standard**: Fixed issues with C++20 standard usage and settings detection.

#### 3. **Compatibility and Stability**
- **Backward Compatibility**: Conan 1.X versions maintain backward compatibility, ensuring no breaking changes for existing recipes and packages.
- **Python 2 Deprecation**: Conan 1.22 and later versions no longer support Python 2. Python 3 is now the sole supported environment.

#### 4. **Community and Usage**
- **Community Growth**: Conan is widely used by companies like Audi, Continental, and Mercedes-Benz, with an active community contributing recipes, profiles, and documentation.
- **Profiles and Workspaces**: Added support for profiles to manage custom settings and introduced Conan Workspaces for better dependency management.

#### 5. **Installation and Upgrade**
- **Upgrade Process**: Conan can be upgraded via `pip install conan --upgrade` or by downloading new installers.
- **Settings Management**: The `settings.yml` file is automatically upgraded during Conan updates, preserving user configurations.

#### 6. **Road to Conan 2.0**
- **Binary Packages and Workspaces**: Enhanced support for binary packages and workspaces, with a focus on improving the Conan ecosystem for future versions.

This summary highlights the key updates, features, and fixes in Conan 1.36, emphasizing its enhanced functionality, stability, and compatibility.