MSBuild Files

What's Changed

• Improve cross-platform node discovery for reuse with NodeMode filtering by @Copilot in https://github.com/dotnet/msbuild/pull/13256
• Updated common types XSD to remove errors from redefining Include attributes by @glektarssza in https://github.com/dotnet/msbuild/pull/13284
• Update VersionPrefix to 18.6.0 + insertion flow by @MichalPavlik in https://github.com/dotnet/msbuild/pull/13296
• Log warnings for skipped STR resource keys instead of failing the build by @OvesN in https://github.com/dotnet/msbuild/pull/13291
• Isolate MSBuildTaskHost from the rest of MSBuild Codebase by @DustinCampbell in https://github.com/dotnet/msbuild/pull/13232
• Improve error messages when ToolTask overrides exit code 0 to -1 due to logged errors by @OvesN in https://github.com/dotnet/msbuild/pull/13303
• Migrate Exec task to TaskEnvironment API by @Copilot in https://github.com/dotnet/msbuild/pull/13171
• Enhance crash telemetry with richer diagnostics and EndBuild hang detection by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13304
• [main] Update dependencies from nuget/nuget.client by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13309
• [IBuildEngine callbacks] Stage 2: RequestCores/ReleaseCores by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13306
• Only get command line args names on modern .NET by @baronfel in https://github.com/dotnet/msbuild/pull/13314
• Detect and correct worker node over-provisioning by @Copilot in https://github.com/dotnet/msbuild/pull/13220
• Add App Host Support for MSBuild by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13175
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13311
• Fix ObjectDisposedException in BuildsWhileBuildIsRunningOnServer test by @Copilot in https://github.com/dotnet/msbuild/pull/13316
• Add PoC of pipelines check skill by @JanKrivanek in https://github.com/dotnet/msbuild/pull/13242
• Fix CodeSign.MissingSigningCert for xsd/Update-MSBuildXsds.ps1 by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13320
• Fix task host launch regressions from apphost support by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13325
• Enlighten GetFrameworkPath and GetFrameworkSdkPath. by @AR-May in https://github.com/dotnet/msbuild/pull/13282
• Add VMR codeflow health check to pipelines skill by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13326
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13281
• Fix GenerateResource to track all ResXFileRef linked files for incremental builds by @OvesN in https://github.com/dotnet/msbuild/pull/13327
• Add escape hatch for not sharing assemblies from tools directory by @AR-May in https://github.com/dotnet/msbuild/pull/13305
• Add merge-dependency-updates skill for bot PR triage by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13331
• Add diagnostic data to crash/hang telemetry and move null-Project check after RetrieveFromCache by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13332
• Update remote-host-object.md with SDK .tlb shipping and IDispatch example by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13324
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13341
• improve task migration skill by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13234
• Fix telemetry PII concerns: sanitize exceptions, project paths, and custom names by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13344
• Use .exe.config when loading "as full Framework" by @rainersigwald in https://github.com/dotnet/msbuild/pull/13349
• Fix RequestCores/ReleaseCores fallback in OOP TaskHost: throw NotImplementedException instead of logging error by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13345
• Fixed indentation for _GetCopyToOutputDirectoryItemsFromTransitiveProjectReferences by @CEbbinghaus in https://github.com/dotnet/msbuild/pull/13358
• Fix Unix SessionId in handshake to enable cross-terminal node reuse by @JakeRadMSFT in https://github.com/dotnet/msbuild/pull/13354
• Revert "Migrate Exec task to TaskEnvironment API" by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13367
• Look for apphost when considering node reuse by @rainersigwald in https://github.com/dotnet/msbuild/pull/13368
• Move lots of shared code to Microsoft.Build.Framework by @DustinCampbell in https://github.com/dotnet/msbuild/pull/13364
• [main] Source code updates from dotnet/dotnet by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13353
• Fix ScheduleTimeRecord.AccumulatedTime hang during solution close by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13375
• Update runtime package references to 10.0.3 by @Copilot in https://github.com/dotnet/msbuild/pull/13376
• [main] Source code updates from dotnet/dotnet by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13378
• Fix ProjectImports.zip regression from shared FileUtilities statics by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13382
• Enrich EndBuild hang diagnostics with logging service and submission state by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13385
• Enhance path normalization: add handling for consecutive directory separators by @tommcdon in https://github.com/dotnet/msbuild/pull/13369
• Move task environment drivers to Framework. by @AR-May in https://github.com/dotnet/msbuild/pull/13380
• Update MicrosoftBuildVersion in analyzer template by @github-actions[bot] in https://github.com/dotnet/msbuild/pull/13298
• Replace ProjectCacheService null Project crash with diagnostic telemetry by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13396
• Add agentic workflow to auto-close PRs older than 180 days by @Copilot in https://github.com/dotnet/msbuild/pull/13400
• Localized file check-in by OneLocBuild Task: Build definition ID 9434: Build ID 13575337 by @dotnet-bot in https://github.com/dotnet/msbuild/pull/13394
• Respect MSBUILDPRESERVETOOLTEMPFILES in ProcessExit cleanup by @DmitriyShepelev in https://github.com/dotnet/msbuild/pull/13395
• Fix stale PR workflow: enable close_pull_request tool and add 30+7 day inactivity grace period by @Copilot in https://github.com/dotnet/msbuild/pull/13402
• Fix RecursiveDir metadata loss in -mt builds (TaskHost boundary only) by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13318
• Improve logging for AppDomain assembly load tracking by @OvesN in https://github.com/dotnet/msbuild/pull/13359
• Proposal: instructions, skills and review agent by @T-Gro in https://github.com/dotnet/msbuild/pull/13397
• Fix System.IO.File/Directory property functions with relative paths in -mt mode by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13239
• Add skill for patching VS with build msbuild by @JanKrivanek in https://github.com/dotnet/msbuild/pull/13405
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] in https://github.com/dotnet/msbuild/pull/13388
• Fix macOS symlink handshake mismatch in .NET task host (MSB4216) by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13406
• Pre-size MultiDictionary in CreateEvaluatedIncludeSnapshotIfRequested to avoid resize allocations by @nareshjo in https://github.com/dotnet/msbuild/pull/13377
• Remove wrong review instructinons by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13414
• Add default fallback TaskEnvironment to all IMultiThreadableTask implementations by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13415
• Simplify vs-insertion pipelines: remove obsolete rel/dX.Y branch logic by @Copilot in https://github.com/dotnet/msbuild/pull/13409
• Fix thread safety issues in WorkerNodeTelemetryData by @AR-May in https://github.com/dotnet/msbuild/pull/13413
• Skip results transfer in MT mode to fix ResultsNodeId race by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13417
• Move more shared files to a single binary by @DustinCampbell in https://github.com/dotnet/msbuild/pull/13370
• Fix ToolTask hang when grandchild processes inherit pipe handles by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13351
• Fix ShouldTreatWarningAsError in OOP TaskHost checking wrong collection by @Copilot in https://github.com/dotnet/msbuild/pull/13440
• Add MSBuild.Benchmarks and greatly improve ItemSpecModifiers and BuiltInMetadata performance by @DustinCampbell in https://github.com/dotnet/msbuild/pull/13386
• Fix Unix paths normalization in properties in /mt mode. by @AR-May in https://github.com/dotnet/msbuild/pull/13439
• Fix race conditions in AssemblyTaskFactory class. by @AR-May in https://github.com/dotnet/msbuild/pull/13422
• Allow referencing virtual projects by @jjonescz in https://github.com/dotnet/msbuild/pull/13389
• Simplify release, add agent skill to drive release activities by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13408
• Fix TaskHostTask to pass request-level global properties to TaskHost by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13443
• Fix race condition in LoggingService.ProcessLoggingEvent after shutdown by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13450
• Skip HandleBuildResultAsync when ProjectInstance is not loaded on in-proc node by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13445
• Thread-safe task analyzer (without IL decompiler) by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13444
• Expose public API for TaskEnvironment construction by @AR-May in https://github.com/dotnet/msbuild/pull/13383
• unexclude repositories in -mt validation VMR pipeline by @JanProvaznik in https://github.com/dotnet/msbuild/pull/13460
• Version bump check fix by @MichalPavlik in https://github.com/dotnet/msbuild/pull/13461
• Add ETW events for node launch lifecycle by @rainersigwald in https://github.com/dotnet/msbuild/pull/13459
• Refactor: use TaskEnvironment public API by @AR-May in https://github.com/dotnet/msbuild/pull/13462
• Prefer dotnet MSBuild.dll for out-of-proc worker nodes in CLI scenarios by @YuliiaKovalova in https://github.com/dotnet/msbuild/pull/13452
• Final branding for 18.6 release by @MichalPavlik in https://github.com/dotnet/msbuild/pull/13473
• Default to enumerating "MSBuild" processes by @rainersigwald in https://github.com/dotnet/msbuild/pull/13501
• [vs18.6] Fix telemetry allocation regression: per-engine collector ownership by @github-actions[bot] in https://github.com/dotnet/msbuild/pull/13581
• [vs18.6] Fix cross-AppDomain TaskItem modifier cache regression by @github-actions[bot] in https://github.com/dotnet/msbuild/pull/13515

New Contributors

• @glektarssza made their first contribution in https://github.com/dotnet/msbuild/pull/13284
• @CEbbinghaus made their first contribution in https://github.com/dotnet/msbuild/pull/13358
• @tommcdon made their first contribution in https://github.com/dotnet/msbuild/pull/13369
• @T-Gro made their first contribution in https://github.com/dotnet/msbuild/pull/13397

Full Changelog: https://github.com/dotnet/msbuild/compare/v18.5.4...v18.6.3