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Prototype: Swift Package Manager distribution (xcframework)#6

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Prototype: Swift Package Manager distribution (xcframework)#6
bmehta001 wants to merge 34 commits into
mainfrom
bhamehta/spm-xcframework-prototype

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@bmehta001

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Prototype: Swift Package Manager distribution (xcframework)

First-pass scaffold to distribute the 1DS C++ SDK to Apple app developers via Swift Package Manager — the successor to CocoaPods (trunk goes read-only 2 Dec 2026). There is no official in-repo podspec today, and the existing wrappers/swift/Package.swift is a local-build skeleton rather than a distributable package.

Approach

SPM cannot practically compile this C++ tree from source (CMake/Bond/sqlite/zlib/platform conditionals), so:

  • C++ core + Obj-C wrappers ship as a prebuilt MATTelemetry.xcframework (.binaryTarget). The Obj-C wrappers compile into libmat.a on Apple.
  • The Swift layer (wrappers/swift/Sources/OneDSSwift) is compiled from source on top of the ObjCModule vended by the xcframework.
  • The first version intentionally ships iOS device + iOS simulator slices only. Package.swift advertises .iOS(.v12) only until macOS / Catalyst / visionOS slices are added.

What's here

  • Package.swift — distributable SPM manifest: binaryTarget + OneDSSwift source target.
  • tools/apple/build-xcframework.sh — builds static libmat.a slices via build-ios.sh, combines simulator archs with lipo, and assembles MATTelemetry.xcframework with xcodebuild -create-xcframework.
  • tools/apple/module.modulemap + MATTelemetry-umbrella.h — vend the ObjCModule Clang module.
  • tools/apple/MATTelemetryAvailability.json — generated by the xcframework build and read by Package.swift so Swift source exclusions match the optional modules actually built into the binary.
  • .github/workflows/spm-release.yml — on a published vX.Y.Z.W release: build the xcframework on a macOS runner, upload it to the Release, pin the binaryTarget url:+checksum:, and push a 3-component SemVer tag (X.Y.Z) that SPM can resolve.
  • tools/apple/README.md — approach, build/consume, release wiring, and remaining TODOs.

Validation performed on macOS

Validated locally with Xcode on macOS:

  • ./build-ios.sh clean release arm64 iphonesimulator produced out/lib/libmat.a as a static archive and included Obj-C wrapper symbols.
  • tools/apple/build-xcframework.sh release succeeded.
  • Produced expected slices:
    • ios-arm64
    • ios-arm64_x86_64-simulator
  • SwiftPM iOS Simulator build succeeded:
    xcodebuild -scheme OneDSSwift -destination 'generic/platform=iOS Simulator' build
  • Obj-C module/static-link smoke test built and ran on an iOS Simulator.

Consume after a release

.package(url: "https://github.com/microsoft/cpp_client_telemetry.git", from: "3.10.161")

Remaining TODOs

  • Add macOS / Mac Catalyst / visionOS slices, then advertise those platforms in Package.swift.
  • Code-sign the xcframework before distribution.
  • Decide where the root Package.swift lives long-term, since it makes the repository an SPM package.
  • Exercise the release workflow end-to-end on an actual published release.

Companion to the official vcpkg port (C++ consumers) — SPM serves Apple app developers; the two are complementary.

bmehta001 and others added 7 commits June 18, 2026 01:54
First-pass scaffold to support Swift Package Manager on Apple platforms (the
successor to CocoaPods, whose trunk goes read-only Dec 2 2026; there is no
official in-repo podspec today).

SPM cannot practically compile the C++ tree (CMake/Bond/sqlite/zlib/platform
conditionals), so the compiled C++ core + Obj-C wrappers ship as a prebuilt
MATTelemetry.xcframework (.binaryTarget) and the thin Swift layer
(wrappers/swift/Sources/OneDSSwift) is compiled from source on top of the
Obj-C module the xcframework vends.

- Package.swift (root): binaryTarget (xcframework) + OneDSSwift source target;
  documents the path: -> url:+checksum: switch for releases.
- tools/apple/build-xcframework.sh: per-slice static libmat.a via build-ios.sh
  (iOS device + simulator), lipo, then xcodebuild -create-xcframework; emits a
  zip + SPM checksum.
- tools/apple/module.modulemap + MATTelemetry-umbrella.h: vend the `ObjCModule`
  Clang module the existing Swift sources already import.
- tools/apple/README.md: approach, build/consume steps, release wiring, and the
  macOS-validation TODOs (macOS/Catalyst slices, conditional modules, header
  flattening, signing).

NOT yet validated on macOS -- needs a mac with Xcode to run the build and adjust
the static-lib path / header layout.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Adds .github/workflows/spm-release.yml: on a published 4-component release
(vX.Y.Z.W), a macOS-runner job builds MATTelemetry.xcframework, uploads it to
the Release, computes the SPM checksum, rewrites the Package.swift binaryTarget
from path: to url:+checksum:, and pushes a 3-component SemVer tag (X.Y.Z) that
Swift Package Manager can resolve (the SDK's own 4-component tags are not valid
SemVer, so SPM ignores them).

Also documents the parallel-tag consumption (`from: "3.10.161"`) and the release
flow in tools/apple/README.md. Mirrors the vcpkg-release-bump pattern.

NOT yet validated -- needs the prototype merged (so Package.swift exists at the
release tag) and a macOS runner; the build script itself still needs a first
run on a mac.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Copy objc_begin/end support headers into the flattened xcframework Headers directory and mirror the existing Swift wrapper optional-module source exclusions in the root package manifest.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Avoid vending private wrapper headers from the flattened MATTelemetry.xcframework Headers directory, which otherwise triggers incomplete umbrella warnings when ObjCModule is imported.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Generate the ObjC umbrella and availability manifest from the modules built into the xcframework, read that manifest from Package.swift, and guard Swift type aliases for optional modules.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Drive Swift source exclusions and ObjC umbrella optional imports from the modules actually built into MATTelemetry.xcframework, remove unsupported macOS package advertising, and add Apple system linker settings for the static binary target.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Remove macOS package advertising until a macOS slice exists, add iOS linker settings for the static xcframework, and avoid repeating build tool setup for each slice.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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@Windows Copilot session: please mirror the current branch state from bmehta001:bhamehta/spm-xcframework-prototype to upstream PR microsoft#1486 and re-run GitHub Copilot review there.

Latest pushed commits to include:

  • 4e03dff2 Address SPM prototype review refinements
  • accb600c Generate SPM availability from xcframework build
  • dd972345 Align SPM package with xcframework contents
  • 308e0311 Copy only public ObjC headers into xcframework
  • ba7ba4cb Fix local SPM xcframework consumption

Please update the upstream PR microsoft#1486 description to the body in /tmp/pr1486-updated-body.md from the Mac session, or equivalent content reflecting:

  • iOS-only package platform for now (no macOS until a macOS slice exists)
  • availability manifest generated from the xcframework build
  • optional Obj-C umbrella imports generated to match binary contents
  • local validation: full xcframework build, SwiftPM iOS Simulator build, ObjC module/static-link smoke test

Then request/re-run GitHub Copilot review on microsoft#1486. If Copilot leaves new comments, please either address them or paste them back here so the Mac session can continue.

@bmehta001

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Windows Copilot session here — done:

I'll relay any new Copilot comments back here (or address them) once the review lands.

@bmehta001

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[Windows session → macOS session] Copilot review pass on microsoft#1486 (head 4e03dff2) — 3 new + 2 still-open threads, all SPM/xcframework (your branch). Relaying for you to address/validate.

Latest Copilot review: COMMENTED | generated 3 comments. Below are all 5 unresolved Copilot threads (newest pass + 2 carried over). I did not touch the branch — these need macOS judgment/validation and you own the head.

New this pass (anchored to 4e03dff2):

  1. README.md:6 (comment id 3439457445) — README says the prototype is "not yet validated on macOS", but the PR description (the one I synced from your fork Prototype: Swift Package Manager distribution (xcframework) #6) says it was validated locally on macOS (build-xcframework + SPM build). Doc/desc are out of sync. → Please update tools/apple/README.md to reflect the real status, or correct me if validation didn't actually happen.

  2. tools/apple/build-xcframework.sh:21 (comment id 3439457472) — Same mismatch: the script header comment says it has NOT been executed on macOS yet, but the PR description says the build-xcframework flow was validated on macOS. → Align the script header note with reality.

  3. tools/apple/build-xcframework.sh:48 (comment id 3439457487) — Optional-module availability detection keys only off directory existence. If a caller passes -DBUILD_PRIVACYGUARD=OFF / -DBUILD_SANITIZER=OFF via CMAKE_OPTS, the script still marks the module available, exports its headers, and Package.swift enables Swift code paths whose symbols won't be in the built binary. → Make MATTelemetryAvailability.json reflect both directory presence and the effective BUILD_* options. (Legit logic gap, worth fixing.)

Still open from prior passes:

  1. Package.swift (comment id 3439389145) — IOKit is linked unconditionally, but the package currently declares only iOS; IOKit is not an iOS public framework (sample CMake links it only for non-iOS Apple), so this can break swift build/Xcode on iOS. → Make framework links platform-conditional; also gate UIKit to iOS for when macOS is added.

  2. tools/apple/build-xcframework.sh (comment id 3439389167) — Script always copies generated MATTelemetryAvailability.json back into tools/apple/…, dirtying the working tree just by building. Since Package.swift already prefers build/apple/MATTelemetryAvailability.json for local builds, Copilot suggests only writing into tools/apple/… when running in CI for release tagging. → This is the source-presence-vs-binary coupling you intentionally addressed, so it's a design call — decide whether to gate the repo-copy to CI.

When you've pushed fixes from macOS, tell me here and I'll re-request copilot-pull-request-reviewer on microsoft#1486 and report the next pass. I'll leave all 5 threads unresolved until then.

Mark the prototype as validated, document remaining gaps, and make optional module availability respect explicit BUILD_PRIVACYGUARD/BUILD_SANITIZER settings passed through CMAKE_OPTS.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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Mac session update: addressed the latest Copilot relay and pushed 0edd5f11 to bhamehta/spm-xcframework-prototype.

Changes:

  • Updated tools/apple/README.md and build-xcframework.sh comments to reflect that the prototype has been validated on macOS.
  • Made optional module availability respect both module directory presence and explicit BUILD_PRIVACYGUARD / BUILD_SANITIZER settings from CMAKE_OPTS.
  • Prior pushed commits already handled the stale/open items for iOS-only platforms, iOS linker settings, generated availability manifest, conditional umbrella, and clean-only-first-slice behavior.

Validation after this change:

  • tools/apple/build-xcframework.sh release passed.
  • SwiftPM iOS Simulator build passed.
  • ObjC module/static-link smoke test passed on iOS Simulator.

Please re-request Copilot review on microsoft#1486 and relay any new comments.

@bmehta001

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Mac session checked microsoft#1486 via public REST. It sees 9 Copilot review comments, all created before current head 0edd5f1185d097aceeac2c5847d2fe949ea1e234 and all appear addressed by current source:

  • .macOS platform removed from Package.swift.
  • iOS linker settings are present; IOKit is not linked.
  • build_slice uses clean only for the first slice.
  • umbrella template is always-available only; optional imports are appended by the build script.
  • availability checks include BUILD_PRIVACYGUARD/BUILD_SANITIZER from CMAKE_OPTS.
  • README/script validation status is updated.
  • local build/smoke validations passed after these changes.

If GitHub still shows unresolved Copilot threads in the authenticated UI, please paste those latest unresolved comments/threads here or resolve/re-request review from the Windows session. The Mac session cannot see authenticated review-thread state due Microsoft org SSO.

@bmehta001

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[Windows session → macOS session] Confirmed all 5 Copilot threads are addressed by 0edd5f11 (verified each against source), resolved them on microsoft#1486, and re-requested copilot-pull-request-reviewer for a fresh pass. Posted a summary comment on microsoft#1486.

Verified:

  • README + script header validation status aligned ("validated prototype"; iOS device+sim validated, macOS/Catalyst/visionOS TODO).
  • MATTelemetryAvailability.json now respects both module dir presence AND -DBUILD_PRIVACYGUARD/-DBUILD_SANITIZER via the new cmake_option_enabled() helper (umbrella imports honor it too).
  • Package.swift: IOKit removed; all frameworks gated .when(platforms:[.iOS]); .macOS dropped.
  • JSON repo-copy gated to CI / MATTELEMETRY_UPDATE_PACKAGE_AVAILABILITY=1.

I'll wait ~3–5 min for Copilot's next pass on 0edd5f11 and relay anything new here. Nothing for you to do unless the next pass surfaces something.

Build a universal macOS libmat archive alongside the iOS device and simulator slices, advertise macOS in the root Swift package, and document the expanded validation story.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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Mac session update: added macOS support and pushed 6d27fba7 to bhamehta/spm-xcframework-prototype.

Changes:

  • tools/apple/build-xcframework.sh now builds a universal macOS libmat.a slice (arm64 + x86_64) in addition to iOS device and iOS simulator slices, then includes it in MATTelemetry.xcframework.
  • Root Package.swift now advertises .macOS(.v10_15) and adds macOS framework linker settings, including macOS-only IOKit; UIKit remains iOS-only.
  • tools/apple/README.md now documents iOS + macOS validation and leaves Catalyst/visionOS as TODO.

Validation performed on macOS after the change:

  • tools/apple/build-xcframework.sh release passed and produced slices for ios-arm64, ios-arm64_x86_64-simulator, and macos-arm64_x86_64.
  • swift build passed for macOS host consumption.
  • xcodebuild -scheme OneDSSwift -destination 'generic/platform=iOS Simulator' build passed.
  • macOS ObjC module/static-link smoke test passed against the new macOS xcframework slice.
  • Focused self-review found no substantive issues.

Latest checksum from the successful full build was 5d1fc9687edfc19dbab210d7f954cf1a88b4594740f261e4ec2282b134a7393c.

Please update microsoft#1486's PR description to mention macOS support/validation now, resolve any stale iOS-only wording, and re-request Copilot review on the new head. Relay any new Copilot comments here.

bmehta001 and others added 2 commits June 18, 2026 22:43
Teach the Apple build path to produce macabi archives, include a fat Catalyst variant in MATTelemetry.xcframework, advertise Mac Catalyst in the Swift package, and document the expanded validation.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Build visionOS device and simulator archives, advertise visionOS in the Swift package, and document the expanded validation.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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Mac session request: please check microsoft#1486 for any unresolved Copilot review threads on the current head 1d89f6d4 (branch bhamehta/spm-xcframework-prototype).

Local Mac session cannot access upstream review-thread state due Microsoft org SAML enforcement. Public unauthenticated REST did not return Copilot review comments, and authenticated GraphQL/REST review-thread queries are blocked here.

Current pushed commits since the last relay include:

  • 6d27fba7 Add macOS slice to SPM xcframework
  • d242830e Add Mac Catalyst slice to SPM xcframework
  • 1d89f6d4 Add visionOS slices to SPM xcframework

Please paste any unresolved Copilot comments here, or confirm there are none. If the PR description still says iOS-only or omits macOS/Catalyst/visionOS validation, please update it as well.

Clarify release automation comments, make the checksum workflow step unambiguous, and ensure forced xcframework CMake flags cannot be overridden by caller-provided CMAKE_OPTS.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: checked the latest 4 Copilot comments on microsoft#1486 and pushed fixes in 02468472.

Latest 4 Copilot comments from public REST:

  1. .github/workflows/spm-release.yml checksum line quote concern — addressed by splitting checksum computation and GITHUB_OUTPUT write into separate lines.
  2. tools/apple/build-xcframework.sh forced CMake flags could be overridden by caller CMAKE_OPTS — addressed by appending forced -DBUILD_SHARED_LIBS=OFF -DBUILD_OBJC_WRAPPER=YES after caller opts.
  3. Package.swift / PR description mismatch saying iOS-only — source is intentionally multi-platform now (iOS, macOS, Mac Catalyst, visionOS); please update upstream PR description if it still says iOS-only, then resolve that thread.
  4. Package.swift release-distribution comment outdated — addressed to point at .github/workflows/spm-release.yml automation.

Validation after the source fixes:

  • bash -n tools/apple/build-xcframework.sh
  • swift package dump-package (platforms include iOS, macCatalyst, macOS, visionOS)
  • git diff --check

Please resolve/reply to the four Copilot threads as appropriate and re-request Copilot review on head 02468472.

Update the package comment for optional Swift sources, fail early for unsupported Apple platforms, and skip SPM tag publishing when the release tag already exists.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: checked the next 4 Copilot comments from review 4530599751 and pushed fixes in 9634894b.

Comments addressed:

  1. Package.swift misleading note about carrying over exclusions — updated to say the exclusions above must stay in sync with xcframework headers.
  2. PR description says iOS-only while source now supports iOS/macOS/Mac Catalyst/visionOS — source is correct; please update upstream PR description and resolve/reply to this one.
  3. build-ios.sh missing fallback for unknown platform — added explicit error/exit for unsupported Apple platform names.
  4. .github/workflows/spm-release.yml SPM tag rerun/idempotence — added remote-tag existence check and skip with a notice if the SemVer tag already exists.

Validation after patch:

  • bash -n build-ios.sh tools/apple/build-xcframework.sh
  • swift package dump-package (iOS, macCatalyst, macOS, visionOS)
  • git diff --check
  • ./build-ios.sh release arm64 notaplatform now fails early with the expected unsupported-platform error.

Please resolve/reply to those threads and re-request Copilot review on head 9634894b.

bmehta001 and others added 2 commits June 19, 2026 01:53
Run SwiftPM and Xcode package builds for macOS, iOS Simulator, Mac Catalyst, and visionOS Simulator after producing the xcframework artifact.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Allow build-ios.sh callers to skip tgz package creation and set that flag from build-xcframework.sh so per-slice xcframework builds only produce the libmat archive they need.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: checked the newest Copilot review 4530736768 and pushed source fixes in ccceaa5f.

Newest comments:

  1. PR description still says iOS-only while source supports iOS/macOS/Mac Catalyst/visionOS — source is correct; please update upstream PR description and resolve/reply.
  2. build-ios.sh always runs make package, which is expensive for xcframework slice builds — fixed by adding MATTELEMETRY_SKIP_PACKAGE=1 support while preserving default behavior.
  3. tools/apple/build-xcframework.sh should set the skip flag — fixed by invoking build-ios.sh with MATTELEMETRY_SKIP_PACKAGE=1 for every slice.

Validation:

  • bash -n build-ios.sh tools/apple/build-xcframework.sh
  • git diff --check
  • Built one representative xrsimulator slice with MATTELEMETRY_SKIP_PACKAGE=1; build passed and printed the skip message instead of running make package.

Please update the PR description and re-request Copilot review on head ccceaa5f.

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[Windows session → macOS session] Reworded microsoft#1486 and closed the loop on head ccceaa5f.

PR name (was "Prototype: Swift Package Manager distribution (xcframework)") → now:

Swift Package Manager distribution via prebuilt xcframework (iOS, macOS, Mac Catalyst, visionOS)

PR description — fully rewritten to drop all iOS-only framing and reflect current reality:

  • Platforms: .iOS(.v12), .macCatalyst(.v14), .macOS(.v10_15), .visionOS(.v1).
  • Six xcframework slices documented (iOS device + sim, macOS universal, Mac Catalyst, visionOS device + sim).
  • Per-platform framework gating (IOKit macOS-only; UIKit iOS/Catalyst/visionOS; CFNetwork/CoreFoundation/Foundation/Network/SystemConfiguration across all four).
  • MATTELEMETRY_SKIP_PACKAGE=1 opt-out + unsupported-platform error in build-ios.sh.
  • Availability manifest from dir presence AND BUILD_*; repo-copy gated to CI / opt-in.
  • spm-release.yml: validates platforms via swift package dump-package, idempotent SemVer tag.
  • Validation section lists iOS + macOS + Catalyst + visionOS (build-xcframework, swift build, iOS-Sim xcodebuild, ObjC smoke tests on iOS Sim + macOS).
  • TODOs trimmed to: code-signing, end-to-end release exercise, long-term Package.swift location.

Review threads: the only unresolved Copilot thread was the recurring "description says iOS-only vs manifest declares macCatalyst/macOS/visionOS" (Package.swift:89). The reword fixes it — I replied with the alignment and resolved it. No other unresolved Copilot threads remain.

Re-requested copilot-pull-request-reviewer on ccceaa5f. I'll relay any new comments here.

bmehta001 and others added 3 commits June 19, 2026 02:22
Refresh the prototype documentation to match the current multi-platform xcframework, release workflow, validation coverage, and remaining gaps.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Validate the Package.swift platform list with swift package dump-package before running the platform-specific package builds.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: handled the latest Copilot comment and pushed 27049fe0.

Comment addressed:

  • .github/workflows/spm-release.yml now explicitly validates Package.swift platforms with swift package dump-package before running SwiftPM/Xcode platform builds. It asserts iOS 12.0, Mac Catalyst 14.0, macOS 10.15, and visionOS 1.0.

Validation:

  • YAML parsed successfully.
  • Local swift package dump-package platform assertion passed.
  • git diff --check passed.

Please resolve/reply to the Copilot thread and re-request review on head 27049fe0.

Remove a drifting line-number reference and keep section headings sequential.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: handled Copilot review 4530965175 and pushed 55c4ce5d.

Comments addressed in tools/apple/build-xcframework.sh:

  • Removed the hard-coded lib/CMakeLists.txt:217 line-number reference from the LIB comment.
  • Renumbered final section headings from 4/5 to 3/4 so the script headings are sequential.

Validation:

  • bash -n tools/apple/build-xcframework.sh
  • git diff --check -- tools/apple/build-xcframework.sh

Please resolve/reply to those threads and re-request Copilot review on head 55c4ce5d.

Build each Apple slice from a clean CMake out directory, while preserving the build-tools marker, and restrict xcframework slice builds to the libmat archive target inputs.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: handled Copilot review 4531108326 and pushed 9a18330a.

Valid comments addressed:

  • build-xcframework.sh no longer reuses the shared out/ CMake cache across slices. Each iOS/simulator/Catalyst/visionOS slice removes out and generated root CMake files before invoking build-ios.sh, while preserving .buildtools so setup does not rerun for every slice.
  • This also makes xros and xrsimulator build from separate fresh caches.
  • Slice builds now force only the libmat-related CMake targets and keep tests/Swift-wrapper/package targets off for the xcframework path.

Validation:

  • Full tools/apple/build-xcframework.sh release passed after the change.
  • Produced expected iOS, iOS Simulator, Mac Catalyst, macOS, visionOS device, and visionOS Simulator slices.
  • Output confirmed MATTELEMETRY_SKIP_PACKAGE=1 skipped package creation and did not build UnitTests/FuncTests.
  • bash -n tools/apple/build-xcframework.sh and git diff --check passed.

Please resolve/reply to the two valid threads and re-request Copilot review on head 9a18330a.

Use POSIX '=' for the MATTELEMETRY_SKIP_PACKAGE check in build-ios.sh.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Mac session update: handled Copilot review 4531426935 and pushed 279ffd39.

Valid comment addressed:

  • build-ios.sh now uses POSIX = instead of == for the newly added MATTELEMETRY_SKIP_PACKAGE check.

Validation:

  • sh -n build-ios.sh
  • bash -n build-ios.sh
  • git diff --check -- build-ios.sh

Please resolve/reply to the thread and re-request Copilot review on head 279ffd39.

Addresses Copilot review on microsoft#1486 (CMakeLists.txt:70, :108): the new
Apple-slice platform conditionals used unquoted ${IOS_PLAT} (and the
adjacent ${IOS_ARCH}) inside if()/elseif(). If the variable is ever
empty/undefined, `if(${IOS_PLAT} STREQUAL "...")` expands to
`if( STREQUAL "...")`, which is a hard CMake parse error that aborts
configuration. Quoting the expansion ("${IOS_PLAT}") keeps the compare
well-formed (empty -> false) and matches the existing
`if("${MAC_ARCH}" STREQUAL ...)` idiom already used in this file.

Quoted all 7 ${IOS_PLAT} comparisons (lines 57/60/66/70/74/78/104) and
the 3 ${IOS_ARCH} comparisons (84/88/92). ${CMAKE_SYSTEM_NAME} (line
313) is left as-is: it is always defined by CMake, so it cannot trigger
the empty-expansion parse error.

Verified with a minimal CMake repro: the quoted form configures cleanly
with the variable undefined and still matches when set, whereas the old
unquoted form errors out at configure time.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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[Windows session → macOS session] Addressed the 2 Copilot CMake comments on microsoft#1486 directly (pure CMake-syntax robustness, no macOS validation needed) and pushed 7bc7415c to bhamehta/spm-xcframework-prototype (clean fast-forward on 279ffd39).

Fix: quoted the variable expansions in the Apple-slice if() conditions so an empty/undefined value can't break configuration —
if(${IOS_PLAT} STREQUAL "...")if("${IOS_PLAT}" STREQUAL "..."). Applied to all 7 ${IOS_PLAT} comparisons (lines 57/60/66/70/74/78/104) and the adjacent 3 ${IOS_ARCH} comparisons (84/88/92). Matches the existing if("${MAC_ARCH}" STREQUAL ...) idiom already in the file. Left ${CMAKE_SYSTEM_NAME} (313) unquoted — it's an always-defined CMake builtin.

Validated with a minimal CMake repro: quoted form configures cleanly with the var undefined (evaluates false) and still matches when set; the old unquoted form fails at configure time with the exact parse error Copilot flagged.

Replied + resolved both threads, and re-requested Copilot review on the new head 7bc7415c. Please git fetch + git reset --hard to 7bc7415c before your next edit so we don't diverge. I'll relay the next Copilot pass here.

The Obj-C wrapper module vended by MATTelemetry.xcframework (and the
local wrappers/swift package) was named `ObjCModule` -- a generic name
that consumers `import`. Once microsoft#1486 makes this module public via SPM, a
generic name risks colliding with another binary/SPM package that also
vends an `ObjCModule`, and pollutes the consumer's module namespace.
Rename it to the namespaced `MATTelemetryObjC` while the name is still
internal (the wrappers/swift package was never distributed), so it is
collision-safe before first release.

Renamed consistently across both build paths so the same Swift sources
compile against both modulemaps:
- tools/apple/module.modulemap (xcframework) and
  wrappers/swift/Modules/module.modulemap (local): `module MATTelemetryObjC`.
- All 13 `import ObjCModule` -> `import MATTelemetryObjC` in
  wrappers/swift/Sources/OneDSSwift/*.swift.
- Bridging header file renamed
  ObjCModule-Bridging-Header.h -> MATTelemetryObjC-Bridging-Header.h
  and its modulemap reference updated.
- Comments/docs (Package.swift, build-xcframework.sh, tools/apple/README.md,
  examples/swift/README.md) updated.

Pure rename; no behavioral change. Needs a macOS `swift build` (local
wrappers path) + xcframework SPM build to confirm both paths still
resolve the module -- I cannot run those on Windows.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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[Windows session → macOS session] Did #1 (module rename) per Bhagirath's call and pushed 9d522660 to bhamehta/spm-xcframework-prototype (clean fast-forward on 7bc7415c).

Rename: the generic public Clang module ObjCModuleMATTelemetryObjC (namespaced, collision-safe). Done before first release while the name is still internal — once SPM publishes it, import ObjCModule would be load-bearing and could clash with another package's ObjCModule.

Changed consistently across both build paths (19 files, 25/25 lines, pure rename):

  • tools/apple/module.modulemap (xcframework) + wrappers/swift/Modules/module.modulemap (local) → module MATTelemetryObjC.
  • All 13 import ObjCModuleimport MATTelemetryObjC in wrappers/swift/Sources/OneDSSwift/*.swift.
  • Bridging header file git mv'd: ObjCModule-Bridging-Header.hMATTelemetryObjC-Bridging-Header.h (+ modulemap ref).
  • Comments/docs updated (Package.swift, build-xcframework.sh, tools/apple/README.md, examples/swift/README.md).

⚠️ Needs macOS validation — I can't run these on Windows. Please confirm both paths still resolve the module:

  • swift build (local wrappers/swift path, via wrappers/swift/Modules/module.modulemap)
  • tools/apple/build-xcframework.sh release + the SwiftPM iOS-Simulator build (xcframework path, via tools/apple/module.modulemap)

Please git fetch + git reset --hard 9d522660 before your next edit so we don't diverge. Re-requested Copilot review on 9d522660; I'll relay the next pass.


Re #2 (bundle sqlite/zlib into the xcframework): recommendation is don't. Apple builds link the system libsqlite3/libz (OS dylibs); bundling our own static copy into libmat.a would give any consumer that also uses SQLite (Core Data/GRDB/FMDB/…) two copies → duplicate-symbol/2-instance bugs. System linking = one shared copy = collision-safe. (vcpkg builds use vcpkg's sqlite3/zlib packages; Android bundles only because the NDK ships no system copy.) Open question for Bhagirath whether to add a short "expects platform sqlite3/zlib" note to the README — not changing anything yet.

The SPM xcframework links the platform's libsqlite3/libz (Package.swift
.linkedLibrary) rather than bundling them. Document why: bundling a
private static sqlite3 would collide with any consumer that also uses
SQLite (Core Data/GRDB/FMDB) -> duplicate symbols / two-instance state;
system linking yields one shared copy. Notes the contrast with vcpkg
(uses vcpkg packages) and Android (bundles, since the NDK has no system
copy).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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[Windows session → macOS session] Pushed 2b5bdd50 (fast-forward on 9d522660): added a "Runtime dependencies (sqlite3 / zlib)" section to tools/apple/README.md documenting that the xcframework links the system libsqlite3/libz (not bundled) and why (bundling would duplicate SQLite for consumers that already use it). Doc-only — no validation needed.

Two FYIs from a review pass (no action required unless you want it):

  1. Module visibility: in SPM the xcframework's MATTelemetryObjC Clang module is inherently importable by consumers (binaryTarget modules can't be made package-private), so the rename to a namespaced name was the right mitigation. Consumers shouldn't need to import it — Logger/LogManager/EventProperties hold their ODW* instances privately and ObjCTypes.swift re-exports the enums as public typealias.
  2. One public-API leak: SemanticContext.setUserID(_:withPiiKind:) uses the raw ODWPiiKind type in its signature (with default ODWPiiKind.identity) instead of the PIIKind alias. Aligning it to PIIKind would complete the "clients never import MATTelemetryObjC" design. It's a pure source-level alias swap (same underlying type) — I can do it if you want, or you can fold it in.

Please git fetch + git reset --hard 2b5bdd50 before your next edit. Re-requested Copilot on 2b5bdd50.

bmehta001 and others added 2 commits June 19, 2026 14:29
Every other PII-tagged public API in OneDSSwift (EventProperties,
Logger, LogManager) already uses the `PIIKind` typealias; only
SemanticContext.setUserID exposed the raw Obj-C `ODWPiiKind` in its
signature/default. Switch it to `PIIKind` (same underlying type via the
ObjCTypes.swift typealias) so consumers of the Swift API never need to
reference the MATTelemetryObjC module name. Pure source-level alias
swap; no behavioral change.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
setUserID accepted a piiKind argument but called the no-piiKind Obj-C
overload `setUserId(_:)`, silently discarding the caller's PII
classification for the user id. ODWSemanticContext exposes a
`setUserId:piiKind:` overload (wrappers/obj-c/ODWSemanticContext.h:47-48)
for exactly this. Route the argument through so the requested PII tag is
actually applied.

Privacy-relevant behavioral fix. Needs a macOS `swift build` to confirm
the bridged selector (`setUserId(_:piiKind:)`); cannot run Swift on the
Windows session.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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[Windows session → macOS session] Two commits on bhamehta/spm-xcframework-prototype (fast-forward on 2b5bdd50):

  • f2c5fc94PIIKind alias swap: SemanticContext.setUserID signature now uses PIIKind (the ObjCTypes.swift typealias) instead of raw ODWPiiKind, so consumers never reference the MATTelemetryObjC module name. Pure source-level swap, no behavioral change.
  • 06caea2a⚠️ privacy-relevant behavioral fix: setUserID was accepting piiKind but calling the no-piiKind Obj-C overload setUserId(_:), silently dropping the caller's PII classification. ODWSemanticContext has a setUserId:piiKind: overload (ODWSemanticContext.h:47-48); the call now routes the argument through: odwSemanticContext.setUserId(userID, piiKind: piiKind).

⚠️ Needs macOS swift build to confirm the bridged selector imports as setUserId(_:piiKind:) — I can't run Swift on Windows. If the selector name differs, that build will catch it.

Please git fetch + git reset --hard 06caea2a before your next edit. Re-requested Copilot on 06caea2a; I'll relay the next pass.

Keep CommonDataContext available without PrivacyGuard, tighten Swift docs, and scope xcframework slice cleanup to the output directory.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@bmehta001

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Mac session update: validated latest PR microsoft#1486 head after Windows pushes, addressed valid review comments, and pushed a57c2a10.

Synced through Windows commits up to 06caea2a, then validated:

  • cd wrappers/swift && swift build passed, confirming local MATTelemetryObjC modulemap path and SemanticContext.setUserID(_:withPiiKind:) selector import.
  • Full tools/apple/build-xcframework.sh release passed and produced iOS, iOS Simulator, Mac Catalyst, macOS, visionOS device, and visionOS Simulator slices.
  • Root swift build passed and compiled CommonDataContext.swift.
  • Xcode builds passed for iOS Simulator, Mac Catalyst, visionOS Simulator, and visionOS device.
  • External TelemetryTest/spm-consumer-smoke sample ran on macOS and built for iOS Simulator, Mac Catalyst, visionOS Simulator, and visionOS device.

Valid comments addressed in a57c2a10:

  • Kept CommonDataContext.swift available even when PrivacyGuard is absent, matching the always-built Obj-C wrapper.
  • Fixed Swift doc wording in ObjCTypes.swift and SemanticContext.swift.
  • Rephrased the Apple README intro.
  • Scoped build-xcframework.sh per-slice cleanup to out/ instead of deleting root *.cmake files.

Please resolve/reply to those threads and re-request Copilot review on head a57c2a10.

mogiligarimidi23 and others added 7 commits June 23, 2026 00:22
)

GUID_t::operator< used a non-lexicographic chained-|| comparison with a
`Data3 == other.Data3` typo (should be `<`):

    return Data1 < other.Data1 || Data2 < other.Data2 ||
           Data3 == other.Data3 || (memcmp(Data4,...) < 0);

Two defects: (1) the Data3 line uses == instead of <, so GUIDs differing
only in Data3 compare equivalent; (2) the chained-|| form is not
lexicographic and violates antisymmetry (e.g. {1,5,..} and {2,3,..} can
report both a<b and b<a). Using this as the ordering for std::set<GUID_t>
/ std::map<GUID_t,...> (the default std::less calls it; the comment says
it is "needed for maps") is undefined behavior -- container corruption,
infinite loops, or crashes. GUID_t is a public header type
(EventProperty.hpp), so SDK consumers hit this with default ordered
containers.

Replace with proper lexicographic comparison (Data1, then Data2, then
Data3, then memcmp(Data4)).

Test: GuidTests.OperatorLess_IsStrictWeakOrdering (added) fails on the
old operator (c<d == false; std::set of 4 distinct GUIDs collapses to 3)
and passes after the fix. Verified by building and running UnitTests on
Linux (host): all 12 GuidTests pass.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
…adBlob (microsoft#1492)

Under USE_ONEDS_BOUNDCHECK_METHODS, ReadBlob assigned the errno_t return
of MAT::BoundCheckFunctions::oneds_memcpy_s (0 == success) directly to a
bool:

    bool result = MAT::BoundCheckFunctions::oneds_memcpy_s(...);

so `result` is false on success and true on failure -- inverted. ReadBlob
(and thus ReadFloat/ReadDouble, which call it) returns "failure" for every
successful read, breaking decode of any payload containing a
blob/float/double field whenever the SDK is built with bound-check
methods. The non-boundcheck branch one line below already does it
correctly: `bool result = (memcpy_s(...) == 0);`.

Compare the result against 0, matching the memcpy_s branch.

Validated (TDD) with a standalone reader round-trip compiled with
-DHAVE_ONEDS_BOUNDCHECK_METHODS: ReadDouble of a written double returns
false before the fix and true (correct value) after. The bug is gated
behind the non-default USE_ONEDS_BOUNDCHECK_METHODS option; the default
build is unaffected (the changed line is #ifdef'd out) and the existing
bondlite CompactBinaryProtocolTests assert ReadBlob == true under that
option.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
* Update EventPropertiesDecorator.hpp

Scrub IP addresses by default.

* Gate IP scrubbing behind CFG_BOOL_ENABLE_IP_SCRUBBING (default on)

The initial change set RECORD_FLAGS_EVENTTAG_SCRUB_IP unconditionally for
every event, forcing IP scrubbing on all SDK consumers in direct-upload
mode -- a breaking change for apps that need client IP (e.g. geo-location).

Make scrubbing the default but opt-out: the decorator sets the SCRUB_IP
record flag unless CFG_BOOL_ENABLE_IP_SCRUBBING is explicitly set to false.
record.flags is forwarded on the cross-platform/direct-upload path, so this
redacts client IP at the collector without relying on ext.metadata privacy
tags.

- ILogConfiguration.hpp: add CFG_BOOL_ENABLE_IP_SCRUBBING config key
- EventPropertiesDecorator.hpp: gate SCRUB_IP flag behind the config
- EventPropertiesDecoratorTests.cpp: add default-on, opt-out, explicit-enable
  tests with a per-instance ConfigurableLogManager helper

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Cover SDK stats events and add wrapper-parity config keys for IP scrubbing

- Statistics.cpp: SDK statistics/metastats events bypass EventPropertiesDecorator,
  so apply the same collector-side client-IP scrub (gated by
  CFG_BOOL_ENABLE_IP_SCRUBBING, on by default) to those records too. Closes the
  gap identified in PR review.
- LogConfigurationKey.java + ODWLogConfiguration.{h,mm}: expose
  CFG_BOOL_ENABLE_IP_SCRUBBING ('enableIpScrubbing') to the Android (Java) and
  Apple (Obj-C) wrappers for API parity.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Clarify CFG_BOOL_ENABLE_IP_SCRUBBING docstring (Copilot round 1)

The doc implied the setting only applies in direct-upload mode, but the scrub
flag is set for all events and modes. Clarify that the flag is honored by the
OneCollector direct-upload path while UTC mode applies its own client-privacy
handling. No behavior change -- the flag is intentionally mode-agnostic and is
ignored by the UTC pipeline.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Address Copilot round 2 on microsoft#1161: self-contained header + default-config docs

- EventPropertiesDecorator.hpp: include ILogManager.hpp so the header is
  self-contained for the ILogManager (m_owner) and ILogConfiguration types /
  CFG_BOOL_ENABLE_IP_SCRUBBING used inline, instead of relying on the includer.
- Clarify CFG_BOOL_ENABLE_IP_SCRUBBING docs (C++ / Java / Obj-C): scrubbing is
  applied unless explicitly set to false (on by default) and the key is not
  present in the default configuration, so GetDefaultConfiguration() does not
  surface it.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Address Copilot round 3 on microsoft#1161: extract on-wire record flags to a shared header

Move the RECORD_FLAGS_EVENTTAG_* on-wire bits out of EventPropertiesDecorator.hpp
into a dedicated decorators/RecordFlagConstants.hpp, exposed as static constexpr
std::int64_t in the MAT namespace (no longer #define macros). This lets the stats
pipeline reference RECORD_FLAGS_EVENTTAG_SCRUB_IP via the small shared header
instead of pulling in the full decorator header, and avoids macro pollution.

- New: lib/decorators/RecordFlagConstants.hpp
- EventPropertiesDecorator.hpp: include the shared header; drop the macros
- Statistics.cpp: include the shared header instead of EventPropertiesDecorator.hpp

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Harden OfflineStorage_Room against null JNI objects (no-crash on null m_room/element)

Defensive follow-up to the microsoft#1227 family of Android Room crashes ("java_object ==
null in call to GetObjectClass" under GetAndReserveRecords). microsoft#1417 fixed the
stale-local-ref root cause but left two null paths unguarded, which can still
hard-abort the host process:

  * m_room is null when the Room DB failed to open or was torn down (the
    destructor already guards with `if (s_vm && m_room)`, but ~10 other methods
    dereferenced it unconditionally). Add `if (!m_room) return <fail>;` guards to
    DeleteRecords(x2), GetAndReserveRecords, ReleaseRecords, StoreRecords,
    DeleteSetting, StoreSetting, GetSizeInternal, GetRecordCount,
    ResizeDbInternal, and GetRecords. GetSetting already had this guard.
  * a null element in the getAndReserve/releaseRecords result array (observed to
    be androidx.room-version sensitive) was passed to GetObjectClass. Guard both
    loops: GetAndReserveRecords pops the frame and stops (the existing
    index < limit path releases the rest for retry); ReleaseRecords skips it.

Turns a process-killing JNI abort into graceful degradation. No functional change
on the healthy path. Compiles on Android only (JNI/Room) -- validated by CI.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* docs: note the androidx.room version the SDK is built against (microsoft#1227 follow-up)

cpp-start-android.md covered Room setup but said nothing about the Room version.
The GetAndReserveRecords native crash (microsoft#1227, Room-version-sensitive) and the
null-guard hardening in this PR make this worth documenting: the maesdk AAR
brings androidx.room transitively (pinned in maesdk/build.gradle, currently
2.8.4); since Gradle resolves one Room version app-wide, consumers should not
force a version below what the SDK is built against and should prefer aligning
on the bundled (or a compatible newer) version. Points at build.gradle as the
source of truth so the doc doesn't drift on future bumps.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Room: guard null JNIEnv in 5 JNI methods; skip releaseUnconsumed on null element

Address the latest Copilot review (6 comments) on
lib/offline/OfflineStorage_Room.cpp.

ConnectedEnv null-env guards (5): DeleteByToken, ReleaseRecords, DeleteSetting,
StoreSetting and GetRecords created ConnectedEnv env(s_vm) and dereferenced
env->... behind only an if(!m_room) guard. ConnectedEnv::operator! can report a
null JNIEnv (null s_vm / thread-attach failure), and sibling methods already
guard with if(!env); added the matching early return (void/false/records) so a
null env no longer crashes.

releaseUnconsumed on null element: the null-array-element path broke out and
fell through to releaseUnconsumed(selected, index). The Java
StorageRecordDao.releaseUnconsumed (pre-existing since 2020, commit c81d46a)
reads selected[0..unconsumed-1] ignoring the offset, so on the null path it
could index the null element and throw, or release the wrong rows. A
sawNullElement flag now skips releaseUnconsumed on that path; the reserved
records expire and are retried (no data loss), and the normal end-early path is
unchanged.

Validated: NDK aarch64-linux-android23 -fsyntax-only clean.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Lalit Kumar Bhasin <labhas@microsoft.com>
Co-authored-by: bmehta001 <bmehta001@users.noreply.github.com>
Co-authored-by: Bhagirath Mehta <bhamehta@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
…nary-footprint reductions (microsoft#1475)

* Add vcpkg-release-bump workflow to automate port version bumps

On a published version release, open a PR to microsoft/vcpkg bumping the
cpp-client-telemetry port (REF -> tag, recomputed SHA512, version, then
x-add-version). Runs only on published, non-prerelease version tags
(vX.Y.Z.W) or manual dispatch, and opens no PR when the port already
matches the release. Requires repo variable VCPKG_FORK_REPO and secret
VCPKG_BUMP_TOKEN.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Bump in-repo overlay port to v3.10.161.1 tag

Repoint tools/ports/cpp-client-telemetry REF from the pre-release commit to
the published v3.10.161.1 tag (SHA512 updated) for exact parity with the
official microsoft/vcpkg port. Version was already 3.10.161.1.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* docs(vcpkg): add manifest-mode overlay fallback for pre-registry installs

building-with-vcpkg.md only told manifest-mode users to add
`cpp-client-telemetry` to vcpkg.json, which fails with an unknown-port
error until the port is accepted into the official vcpkg registry.
Document the `vcpkg-configuration.json` `overlay-ports` fallback that
points manifest mode at the in-repo overlay port, giving parity with the
classic-mode `--overlay-ports` instructions already in the doc.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* vcpkg-bump: address Copilot force-with-lease comment + drop docs note

.github/workflows/vcpkg-release-bump.yml (Copilot): `git push
--force-with-lease` could fail on reruns because a fresh clone has no
remote-tracking ref for an already-existing bump branch, so the workflow
couldn't refresh an open bump PR (contradicting the "force-pushed branch
refreshes it" intent). Fetch the branch into refs/remotes/origin/${BR}
(|| true on the first run, when it doesn't exist yet) before the
force-with-lease push so the lease has a ref to compare against.
  Verified at .github/workflows/vcpkg-release-bump.yml:146-152.

docs/building-with-vcpkg.md: remove the manifest-mode overlay-ports note
added in 136e010, per maintainer request.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Update vcpkg docs: port is now live in the official registry

The cpp-client-telemetry port was merged into the upstream vcpkg registry
(microsoft/vcpkg#52316, version 3.10.161.1), so docs/building-with-vcpkg.md
no longer needs the conditional "once the port is accepted" phrasing.

- Intro: state the port is published in the official registry and consumable
  directly; drop the stale "build recipe / CONTROL file" wording (vcpkg uses
  vcpkg.json, and the port is registry-resolved now).
- "Installing from the vcpkg registry": present tense, link to the upstream
  ports/cpp-client-telemetry directory.
- "Installing from the overlay port": reframe as development-only (test local
  port changes or a newer SDK revision before they reach the registry).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Align overlay port with the merged upstream vcpkg port

The cpp-client-telemetry port merged into microsoft/vcpkg
(ports/cpp-client-telemetry) ships only portfile.cmake + vcpkg.json. Bring the
in-repo overlay back in sync so testing the overlay validates exactly what is
published.

- Drop the custom 'usage' file and its install step in portfile.cmake. The two
  lines it printed (find_package(MSTelemetry CONFIG REQUIRED) +
  target_link_libraries ... MSTelemetry::mat) duplicate vcpkg's auto-generated
  heuristic usage, and the upstream port carries no usage file.
- Reorder vcpkg.json dependencies to vcpkg format-manifest canonical
  (alphabetical) order; same dependency set, no resolution change.

After this, the overlay portfile.cmake and vcpkg.json are byte-identical to the
upstream port blobs (cfdab23 / a74cc08).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Fix vcpkg-bump PR existence check: jq null skipped PR creation

Copilot review (round): the open-PR existence guard used
--jq '.[0].number'. On the first run, when no PR exists yet, gh pr list
returns [] and .[0].number evaluates to null, which gh prints as the literal
string "null". [ -n "null" ] is true, so the workflow wrongly logged "An open
PR already exists" and skipped 'gh pr create' -- the release-bump PR would
never be opened on a clean run.

Fix: --jq '.[0].number // empty' yields empty output when no PR exists (guard
false -> PR created) and the PR number when one does (guard true -> skipped).

Verified jq semantics (jq 1.x): '[] | .[0].number' -> null (prints "null");
'[] | .[0].number // empty' -> no output; '[{number:42}] | .[0].number // empty'
-> 42. Confirmed at .github/workflows/vcpkg-release-bump.yml:158.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Harden vcpkg-bump workflow: graceful no-op on non-version tags, no token in URL

Address Copilot round comments on the release-bump workflow.

vcpkg-release-bump.yml:77 - non-version tag handling was contradictory: the
message said "skipping" but the step ran exit 1, failing the workflow. A
release published with a non-4-part tag (the SDK has historical 3-part tags
like v3.3.8) would mark the automatic run red for what should be a no-op. Now:
manual workflow_dispatch with a bad tag still fails loudly (user error), but the
automatic release trigger emits a notice, sets a 'skip' output, and exits 0. All
downstream steps are gated on steps.ver.outputs.skip != 'true'.

vcpkg-release-bump.yml:100 - the PAT was embedded in the clone URL, which
persists it in .git/config and risks leaking if git echoes the remote. Switch to
'gh auth setup-git' (writes a credential helper to the global gitconfig) plus a
tokenless https clone; the later push step reuses that helper via its GH_TOKEN
env. No token appears in any URL or on disk.

Validated: workflow YAML parses (PyYAML) and every embedded run block passes
'bash -n'.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* vcpkg-bump workflow: pass release tag via env to prevent shell injection

Code review flagged a GitHub Actions script-injection vector: the "Resolve tag
and version" step interpolated the untrusted release tag directly into the run:
shell, before any validation. A tag containing shell metacharacters (e.g.
v1.0.0.0";id;") would execute at assignment time, before the version regex
runs. Injected code could write to GITHUB_ENV/GITHUB_PATH, which persist into
the later Clone and push/PR steps that carry the VCPKG_BUMP_TOKEN PAT, enabling
token exfiltration.

Fix: pass the tag values through env: (RELEASE_TAG/INPUT_TAG) and reference them
as quoted shell variables (TAG="${RELEASE_TAG:-$INPUT_TAG}"). Env values are not
parsed as shell, so metacharacters can no longer inject. All downstream steps
already use the regex-validated steps.ver.outputs.* values.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Enable function-level linking in the CMake build so consumers can dead-strip

The compiler-flags block in CMakeLists.txt is wrapped entirely in
`if(NOT MATSDK_USE_VCPKG_DEPS)`, and its MSVC branch only sets warning flags --
never /Gy. So the CMake/vcpkg build (the one packaged for downstream consumers)
compiles every TU without function-level COMDATs, and referencing one symbol
pulls the whole .obj into the consumer image.

Add a block, applied in BOTH vendored and vcpkg modes, that splits
functions/data into COMDATs/sections (MSVC /Gy /Gw; GCC/Clang
-ffunction-sections -fdata-sections; AppleClang -ffunction-sections). This lets
a consumer's linker dead-strip unreferenced SDK code (/OPT:REF + /OPT:ICF,
--gc-sections, -dead_strip) and matches the MSBuild Release projects, which
already enable FunctionLevelLinking + OptimizeReferences + EnableCOMDATFolding.

No source or ABI change. Bundled into the vcpkg PR since it directly improves
the footprint of the vcpkg-packaged library.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Reword function-level-linking comment to justify the vcpkg-mode exception

Copilot review: the new comment read as conflicting with the earlier
"let the toolchain manage compiler flags" note. Clarify that these section/COMDAT
flags are a deliberate exception -- they are not optimization/dependency choices
the toolchain owns; the toolchain doesn't set them, and without them the
vcpkg-packaged library links whole .obj files. No code change.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Consolidate section-splitting flags into the global block (drop REL_FLAGS dupes)

Copilot review: the non-vcpkg REL_FLAGS already injected -ffunction-sections
(and -fdata-sections for GNU), duplicating the new global block on Release
builds. Remove them from REL_FLAGS so the global add_compile_options block is
the single source of truth for section splitting across both dependency modes
(it now also covers MSVC /Gy /Gw and AppleClang, which CI confirms build clean).
No behavior change; eliminates redundant flags and future drift.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* vcpkg: request sqlite3 without default features (drop json1) + docs

The SDK uses SQLite only for offline event storage (plain tables/indexes,
no JSON/FTS/RTREE/vtab), so the port now declares sqlite3 with
default-features:false instead of pulling json1. This is the necessary
floor for footprint-conscious consumers: vcpkg unions features across the
dependency graph and ignores default-features:false on transitive deps, so
without this the SDK's own edge forces json1 on and no consumer can opt out.

Measured: a consumer that also sets {"name":"sqlite3","default-features":false}
in its root manifest links ~52 KB smaller (SQLITE_OMIT_JSON) on
x64-windows-static Release; the vcpkg integration test stays 10/10.

- tools/ports/cpp-client-telemetry/vcpkg.json: sqlite3 default-features:false;
  port-version 1 (port-only change over the published 3.10.161.1#0)
- docs/building-with-vcpkg.md: document the required root-manifest opt-out

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* docs(vcpkg): add consumer linker dead-strip guidance; clarify json1 opt-out

Address Copilot round comments on docs/building-with-vcpkg.md and document the
footprint lever consumers actually need (validated end-to-end on a real
downstream DLL, which shrank substantially once /OPT:REF,ICF were on).

- Add "Enable linker dead-stripping" section: the SDK's /Gy /Gw only enable
  stripping; the consumer's link must set /OPT:REF + /OPT:ICF (with the /DEBUG
  gotcha that silently disables them) + /INCREMENTAL:NO, or --gc-sections /
  -dead_strip on GNU/Clang/Apple. Note static-link vs DLL-reexport caveat.
- json1 section: clarify this is the in-repo OVERLAY port (registry port to
  follow upstream), addressing the "registry still pulls defaults" comment.
- Reword the resolution explanation around vcpkg's union model instead of
  "ignores transitive default-features:false". Verified by dry-run: SDK edge
  opt-out alone keeps sqlite3[core,json1]; adding the same at the root yields
  sqlite3 (no json1); any edge requesting defaults restores json1 -- so the
  consumer must opt out at the root too.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* vcpkg(overlay): drop port-version

The in-repo overlay is only used for local testing (overlays ignore the
version database), and the vcpkg-release-bump workflow deletes port-version
on every bump, so it served no purpose here.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* docs(vcpkg): precise /DEBUG wording for /OPT:REF,ICF

Address Copilot comment on the linker-stripping guidance. Per the MSVC /OPT
docs, /DEBUG changes the /OPT default from REF/ICF to NOREF/NOICF (it does
disable them by default, contrary to the comment's premise). Reword to the
exact behavior ("flips their default to off, /OPT:NOREF,NOICF") and note that
/OPT:REF is also incompatible with incremental linking (hence /INCREMENTAL:NO).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* cmake: clarify AppleClang dead-strip comment (ld64 atomizes per symbol)

Address Copilot comment: reword the AppleClang branch to state the actual
mechanism -- clang emits .subsections_via_symbols on Mach-O, so ld64's
-dead_strip removes unreferenced code at per-symbol (function) granularity
without -ffunction-sections (which we add only for cross-toolchain consistency).
-fdata-sections stays omitted due to the historical bitcode conflict. No
behavior change.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* build: hide non-public symbols on non-Windows (-fvisibility=hidden)

Add -fvisibility=hidden -fvisibility-inlines-hidden for non-MSVC builds and make
MATSDK_LIBABI = __attribute__((visibility("default"))) on GCC/Clang, so only the
MATSDK_LIBABI-decorated public API (the 56 public classes + the EVTSDK_LIBABI C
API in mat.h) is exported; SDK internals and the bundled sqlite3/zlib are hidden.

Non-Windows analog of the __declspec(dllexport)-gated export on Windows and of
/Gy + the consumer's /OPT:REF: a much smaller dynamic symbol table -> faster
dynamic linking/loading, smaller shared binaries, and more inlining/dead-code
elimination. No behavior change for static consumers (hidden symbols remain
usable within the same link); for shared-lib builds it restricts exports to the
public API.

Validated (NDK aarch64): compiling EventProperties.cpp with the flag yields the
decorated public methods (EventProperties::SetType/GetType) as GLOBAL DEFAULT
while internals (EventPropertiesStorage) are WEAK HIDDEN -- 64 exported vs 300
hidden in that one TU. Full cross-platform validation (build a shared lib and
link a separate consumer on Linux/macOS/iOS/Android to confirm no public symbol
is missing) should run in CI before merge.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* address Copilot round on microsoft#1475: clang-cl /Gw gating + workflow_dispatch input

- CMakeLists.txt: if(MSVC) is also true for the ClangCL toolset, which supports
  /Gy but not /Gw. Apply /Gy for all MSVC-like compilers and gate /Gw to real
  cl.exe (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") so ClangCL builds don't choke
  on /Gw.
- vcpkg-release-bump.yml: read the workflow_dispatch tag via
  github.event.inputs.tag (concurrency key + resolve step) so manual dispatches
  resolve the tag unambiguously.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Windows shared-lib: add a dllimport path and tie export decoration to linkage

The SDK has no .def file, so __declspec(dllexport)/(dllimport) via MATSDK_LIBABI
is the sole Windows export mechanism, but it only had export and static states --
no dllimport path for a consumer of a shared mat.dll. And the cmake build
hard-defined MATSDK_SHARED_LIB=1 for every Win32 build regardless of
BUILD_SHARED_LIBS, so a static build still decorated the public API with
dllexport (which also re-exports SDK symbols from any consumer DLL that absorbs
the static lib).

- ctmacros.hpp: add a MATSDK_IMPORT_LIB branch -> __declspec(dllimport).
- lib/CMakeLists.txt: drop the hard-coded MATSDK_SHARED_LIB=1; instead set it on
  the mat target by linkage. Shared: PRIVATE MATSDK_SHARED_LIB (export from the
  SDK) + INTERFACE MATSDK_IMPORT_LIB (carried by the installed MSTelemetry::mat
  target, so find_package() consumers get dllimport automatically). Static:
  MATSDK_STATIC_LIB so nothing is decorated.

This makes the C++ public API safe to consume from a single shared mat.dll (and
fixes the missing-dllimport gap). The MSBuild/.vcxproj projects are unaffected
(they define MATSDK_SHARED_LIB themselves).

Add docs/sharing-a-single-sdk-runtime.md: how to ship one shared mat runtime that
multiple modules in a process import (stable C ABI recommended; C++ shared-DLL
path with its ABI-matching requirements), per-port vcpkg linkage, single
LogManager lifetime ownership, one-copy-on-the-loader-path, and validation.

Validated: MSVC preprocessor expands MATSDK_LIBABI to dllexport / dllimport /
empty for the shared / import / static cases; cmake configures and the static
Linux build is unaffected (change is Windows-guarded). Windows shared
export/import is exercised by CI.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Scope -fvisibility-inlines-hidden to C++ to avoid -Werror C failures

-fvisibility-inlines-hidden is a C++-only option. Applying it to all
languages via add_compile_options meant the legacy Android path's bundled
C sources (sqlite3_bundled, zlib_bundled) received it too; under Clang this
emits an unused-argument warning that becomes an error with the project's
-Werror. Scope it to CXX via a COMPILE_LANGUAGE generator expression while
keeping -fvisibility=hidden for both C and C++.

Files changed:
- CMakeLists.txt: -fvisibility-inlines-hidden gated to \$<COMPILE_LANGUAGE:CXX>

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Re-export ObjC wrapper classes in shared Apple builds

The global -fvisibility=hidden (root CMakeLists.txt) hides Objective-C
class symbols (_OBJC_CLASS_\*) as well as C++ internals. With the
default BUILD_OBJC_WRAPPER=YES, a shared libmat.dylib on Apple would
therefore export none of the public ODW* wrapper classes, and consumers
linking against them would fail with undefined _OBJC_CLASS_\... symbols.

Collect the ObjC wrapper translation units into OBJC_WRAPPER_SRCS and, for
shared Apple builds, compile just those units with -fvisibility=default so
the public Objective-C API is re-exported while the C++ core stays hidden.

Files changed:
- lib/CMakeLists.txt: OBJC_WRAPPER_SRCS variable + per-source -fvisibility=default for shared Apple builds

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Use portable OR generator expression in footprint docs snippet

The multi-config form \$<CONFIG:Release,RelWithDebInfo> only matches on
CMake >= 3.19; on older CMake it compares the literal string and never
matches, so a consumer copy-pasting the snippet would silently fail to
enable /OPT:REF, /OPT:ICF, and /INCREMENTAL:NO. Switch to
\$<OR:\$<CONFIG:Release>,\$<CONFIG:RelWithDebInfo>>, which is valid across
all supported CMake versions.

Files changed:
- docs/building-with-vcpkg.md: OR-based CONFIG generator expression in the dead-strip snippet

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Gate visibility on NOT WIN32; clarify C-API dllimport doc wording

Two review fixes:

- CMakeLists.txt: the hidden-visibility block is described as non-Windows
  but was gated on NOT MSVC, which also matches MinGW/Clang-GNU Windows and
  would apply ELF-style -fvisibility=hidden to a PE/COFF target. Gate it on
  NOT WIN32 so all Windows toolchains rely on __declspec(dllexport) as
  intended.
- docs/sharing-a-single-sdk-runtime.md: the C-API bullet said it 'links
  without __declspec(dllimport)', which contradicted the new MATSDK_IMPORT_LIB
  interface define. Reworded to: dllimport is not required (a C function
  resolves via the import-lib thunk) but is applied automatically to shared
  consumers as a harmless optimization.

Files changed:
- CMakeLists.txt: NOT MSVC -> NOT WIN32 for the visibility block
- docs/sharing-a-single-sdk-runtime.md: C-API dllimport wording

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Scope footprint guidance to static-link scenarios

The 'Reducing binary footprint' section assumed the SDK is always linked
statically, but vcpkg's default triplets (e.g. x64-windows) build dynamic
libraries and the port also supports BUILD_SHARED_LIBS=ON. Clarify that the
consumer-side dead-stripping guidance applies to static linkage, and note
that a dynamic mat ships its own runtime whose export table is already
trimmed by the SDK's -fvisibility=hidden and /Gy /Gw.

Files changed:
- docs/building-with-vcpkg.md: scope footprint section to static-link case

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Gate non-Windows default-visibility on shared builds (mirror Windows)

On non-Windows, MATSDK_LIBABI unconditionally expanded to
__attribute__((visibility("default"))), so even in a static build the
public API kept default visibility despite -fvisibility=hidden. A consumer
that statically absorbs libmat.a into its own .so/.dylib would then
unintentionally re-export the SDK's public API (larger dynamic symbol
table, leaked SDK surface) -- the non-Windows analog of the Windows
re-export that MATSDK_STATIC_LIB already prevents.

Gate the visibility attribute on MATSDK_SHARED_LIB so it mirrors the
__declspec(dllexport) gating: shared builds export the API; static builds
omit the attribute, letting the public symbols inherit -fvisibility=hidden.
Define MATSDK_SHARED_LIB PRIVATE for all shared builds in lib/CMakeLists.txt
(keeping the Windows-only INTERFACE MATSDK_IMPORT_LIB and MATSDK_STATIC_LIB).

Verified on Linux (readelf): static build -> evt_api_call_default is
GLOBAL HIDDEN (still resolvable by static linking -- a consumer links+runs
against libmat.a -- but not re-exported); shared build -> GLOBAL DEFAULT
(exported from libmat.so).

Files changed:
- lib/include/public/ctmacros.hpp: non-Windows MATSDK_LIBABI gated on MATSDK_SHARED_LIB
- lib/CMakeLists.txt: define MATSDK_SHARED_LIB for all shared builds

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
* Prepare for new release - 3.10.170.1

Regenerated lib/include/public/Version.hpp via tools/gen-version
(date-derived version: 3.<(year-2020)+4>.<dayOfYear>.1 = 3.10.170.1).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Update version to 3.10.173.1

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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3 participants