[WIP] Add APIs for multithreaded task environment#12608
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JanProvaznik
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first pass looks OK, I'll look again and definitely needs another reviewer
JanProvaznik
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Related to #11828 Changes: This PR introduces the core APIs that enable thread-safe task execution in MSBuild's multithreaded execution model. These APIs provide safe alternatives to global process state operations, allowing `IMultithreadable` tasks to run concurrently within a single MSBuild process. Node: Adding multithreaded APIs in order to unblock #12617 Extracted APIs from #12608 --------- Co-authored-by: Copilot <[email protected]> Co-authored-by: Chet Husk <[email protected]>
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rework of #12608 after merging #12651 fixes #11829, #11830 #12850 #12802 ### Context ### Changes Made 1. refactor communicationutilities to support the taskenvironmentdrivers 2. propagate taskenvironment throughout execution 3. enlightening intrinsic tasks ### Testing simple sample projects using the intrinsictasks build ### Notes "normal tasks" will be enlightened in subsequent PRs included the intrinsic tasks in this PR so it's integration testable --------- Co-authored-by: Copilot <[email protected]>
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Fixes #11828, #11829, #11830