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1. Add CMake feature detection for DDM::DaemonMessages::SessionDirs/LastLogin 2. Guard the two case branches in greeterproxy.cpp with the detected macro 3. Treeland now builds against both old (0.4.0) and new (master) DDM headers Log: Arch CI failed because ddm 0.4.0-2 package lacks SessionDirs/LastLogin Influence: 1. Verify Arch Linux CI build passes with ddm 0.4.0-2 installed 2. Verify Deepin build with ddm master still receives SessionDirs/LastLogin 3. Verify greeter login flow works on both old and new DDM fix: 兼容 DDM 0.4.0 缺少 SessionDirs/LastLogin 的问题 1. 新增 CMake 特性检测 DDM::DaemonMessages::SessionDirs/LastLogin 是否存在 2. 在 greeterproxy.cpp 中用检测到的宏保护两个 case 分支 3. Treeland 可同时兼容旧版(0.4.0)和新版(master) DDM 头文件 Log: Arch CI 因 ddm 0.4.0-2 包缺少 SessionDirs/LastLogin 构建失败 Influence: 1. 验证 Arch Linux CI 在安装 ddm 0.4.0-2 时构建通过 2. 验证 Deepin 构建使用 ddm master 时仍能接收 SessionDirs/LastLogin 3. 验证 greeter 登录流程在新旧 DDM 上均正常工作 WM-978
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Skipping CI for Draft Pull Request. |
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[APPROVALNOTIFIER] This PR is NOT APPROVED This pull-request has been approved by: deepin-wm The full list of commands accepted by this bot can be found here. DetailsNeeds approval from an approver in each of these files:Approvers can indicate their approval by writing |
Reviewer's GuideImplementationCompile the LastLogin message handler only when the corresponding DDM message values are available.
ConfigurationDetect whether the installed DDM headers define both message values and expose the result as a compile definition for compatible builds.
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Problem
Arch Linux CI fails to build treeland because ddm 0.4.0-2 package headers lack
DDM::DaemonMessages::SessionDirsandDDM::DaemonMessages::LastLogin— these enum values were added in ddm master (commit ce83963) but not yet released in a tagged version.Fix
Add CMake configure-time feature detection (
check_cxx_source_compiles) to test whether the installed DDM headers haveSessionDirs/LastLogin. Guard the twocasebranches ingreeterproxy.cppwith the resultingDDM_HAS_LAST_LOGIN_SESSION_DIRSmacro.This follows the existing
DDM_VERSION_LT_0_3_8pattern already in the codebase.Issue: WM-978
Summary by Sourcery
Make treeland build against both released and development DDM versions by conditionally compiling newer daemon message handling.
Bug Fixes:
Enhancements:
Build: