build: switch to sentry-cocoa submodule for managed builds

Allows building sentry-cocoa with `SENTRY_CRASH_MANAGED_RUNTIME` for
eliminating duplicate native exceptions on iOS.

See also:
- getsentry/sentry-cocoa#6193
- #5126

Author: jpnurmi

.github/workflows/update-deps.yml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         include:
           - name: Cocoa SDK
-            path: modules/sentry-cocoa.properties
+            path: modules/sentry-cocoa
           - name: Java SDK
             path: scripts/update-java.ps1
           - name: Native SDK

.gitignore

@@ -29,9 +29,6 @@ test/**/*.apk
 .sentry-native
 **/EnvironmentVariables.g.cs
 
-# Download cache for Cocoa SDK
-modules/sentry-cocoa
-
 # Local Claude Code settings that should not be committed
 .claude/settings.local.json
 

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "modules/sentry-native"]
 	path = modules/sentry-native
 	url = https://github.com/getsentry/sentry-native.git
+[submodule "modules/sentry-cocoa"]
+	path = modules/sentry-cocoa
+	url = https://github.com/getsentry/sentry-cocoa.git

modules/sentry-cocoa

@@ -4,7 +4,28 @@ set -euo pipefail
 pushd "$(dirname "$0")" >/dev/null
 cd ../modules/sentry-cocoa
 
-rm -rf Carthage
+mkdir -p Carthage
+PID_FILE="$PWD/Carthage/.build.pid"
+trap 'if [[ "$(cat "$PID_FILE" 2>/dev/null)" == "$$" ]]; then rm -f "$PID_FILE"; fi' EXIT
+
+# Serialize concurrent invocations; parallel xcodebuilds race on DerivedData.
+while ! (set -C; echo $$ > "$PID_FILE") 2>/dev/null; do
+    build_pid=$(cat "$PID_FILE" 2>/dev/null || true)
+    if [[ -n "$build_pid" ]] && ! kill -0 "$build_pid" 2>/dev/null; then
+        echo "Previous build did not complete (pid $build_pid); cleaning up and retrying" >&2
+        rm -f "$PID_FILE"
+        continue
+    fi
+    sleep 2
+done
+
+current_sha=$(git rev-parse HEAD)
+if [[ -f Carthage/.built-from-sha ]] && [[ "$(cat Carthage/.built-from-sha)" == "$current_sha" ]]; then
+    popd >/dev/null
+    exit 0
+fi
+
+rm -rf Carthage/output-*.xcarchive Carthage/Build-* Carthage/Headers Carthage/.built-from-sha
 
 # Grabbing the first SDK versions
 sdks=$(xcodebuild -showsdks)
@@ -62,7 +83,7 @@ find Carthage/Build-ios/Sentry.xcframework/ios-arm64 -name '*.h' -exec cp {} Car
 find Carthage/Build* \( -name Headers -o -name PrivateHeaders -o -name Modules \) -exec rm -rf {} +
 rm -rf Carthage/output-*
 
-cp .git/HEAD Carthage/.built-from-sha
+echo "$current_sha" > Carthage/.built-from-sha
 echo ""
 
 popd >/dev/null

modules/sentry-cocoa.properties

@@ -9,7 +9,6 @@
 using CoreGraphics;
 using Foundation;
 using ObjCRuntime;
-using Sentry;
 using UIKit;
 
 namespace Sentry.CocoaSdk;

scripts/build-sentry-cocoa.sh

@@ -9,18 +9,28 @@
     <Description>.NET Bindings for the Sentry Cocoa SDK</Description>
     <SentryCocoaCache>..\..\modules\sentry-cocoa\</SentryCocoaCache>
     <SentryCocoaFrameworkHeaders>$(SentryCocoaCache)Sentry.framework\</SentryCocoaFrameworkHeaders>
+    <!-- SentrySpan.g.cs: error CS0108: 'ISentrySpan.Serialize()' hides inherited member 'ISentrySerializable.Serialize()'. Use the new keyword if hiding was intended -->
+    <NoWarn>$(NoWarn);CS0108</NoWarn>
+  </PropertyGroup>
+
+  <!-- Released Cocoa SDK builds -->
+  <PropertyGroup Condition="!Exists('$(SentryCocoaCache).git')">
     <SentryCocoaProperties>$([System.IO.File]::ReadAllText("$(MSBuildThisFileDirectory)../../modules/sentry-cocoa.properties"))</SentryCocoaProperties>
     <SentryCocoaVersion>$([System.Text.RegularExpressions.Regex]::Match($(SentryCocoaProperties), 'version\s*=\s*([^\s]+)').Groups[1].Value)</SentryCocoaVersion>
     <SentryCocoaFramework>$(SentryCocoaCache)Sentry-$(SentryCocoaVersion).xcframework</SentryCocoaFramework>
     <SentryCocoaBindingInputs>../../modules/sentry-cocoa.properties;../../scripts/generate-cocoa-bindings.ps1;$(SentryCocoaFrameworkHeaders)**/*.h</SentryCocoaBindingInputs>
-    <!-- SentrySpan.g.cs: error CS0108: 'ISentrySpan.Serialize()' hides inherited member 'ISentrySerializable.Serialize()'. Use the new keyword if hiding was intended -->
-    <NoWarn>$(NoWarn);CS0108</NoWarn>
   </PropertyGroup>
 
   <!-- Override values for local Cocoa SDK builds -->
   <PropertyGroup Condition="Exists('$(SentryCocoaCache).git')">
     <SentryCocoaFramework>$(SentryCocoaCache)Carthage\Build-$(TargetPlatformIdentifier)\Sentry.xcframework</SentryCocoaFramework>
     <SentryCocoaBindingInputs>../../scripts/generate-cocoa-bindings.ps1;$(SentryCocoaCache)Carthage/.built-from-sha;$(SentryCocoaCache)Carthage/**/*.h</SentryCocoaBindingInputs>
+    <!-- Resolve path to modules/sentry-cocoa/.git -->
+    <SentryCocoaGitFile>$([MSBuild]::NormalizePath($(MSBuildThisFileDirectory), $(SentryCocoaCache).git))</SentryCocoaGitFile>
+    <!-- Standalone clone: .git is a directory -->
+    <SentryCocoaGitDir Condition="Exists('$(SentryCocoaCache).git\HEAD')">.git</SentryCocoaGitDir>
+    <!-- Submodule: .git is a file pointing at the real gitdir -->
+    <SentryCocoaGitDir Condition="'$(SentryCocoaGitDir)' == ''">$([System.IO.File]::ReadAllText('$(SentryCocoaGitFile)').Trim().Replace('gitdir: ', ''))</SentryCocoaGitDir>
   </PropertyGroup>
 
   <!-- Build empty assemblies when not on macOS, to pass the solution build. -->
@@ -97,7 +107,7 @@
   <!-- Build the Sentry Cocoa SDK from source -->
   <Target Name="_BuildCocoaSDK"
           Condition="$([MSBuild]::IsOSPlatform('OSX')) And Exists('$(SentryCocoaCache).git')"
-          Inputs="..\..\modules\sentry-cocoa\.git\HEAD;..\..\scripts\build-sentry-cocoa.sh" Outputs="..\..\modules\sentry-cocoa\Carthage\.built-from-sha">
+          Inputs="$(SentryCocoaCache)$(SentryCocoaGitDir)\HEAD;..\..\scripts\build-sentry-cocoa.sh" Outputs="..\..\modules\sentry-cocoa\Carthage\.built-from-sha">
 
     <Message Importance="High" Text="Building the Cocoa SDK from source." />
     <Exec Command="bash ../../scripts/build-sentry-cocoa.sh" IgnoreStandardErrorWarningFormat="true" />
@@ -125,7 +135,8 @@
           Condition="$([MSBuild]::IsOSPlatform('OSX'))" />
 
   <Target Name="CleanCocoaSDK" AfterTargets="Clean" Condition="$([MSBuild]::IsOSPlatform('OSX'))">
-    <RemoveDir Directories="$(SentryCocoaCache)" ContinueOnError="true" />
+    <RemoveDir Directories="$(SentryCocoaCache)Carthage;$(SentryCocoaFramework);$(SentryCocoaFrameworkHeaders)" ContinueOnError="true" />
+    <Delete Files="$(SentryCocoaFramework).zip;$(SentryCocoaFramework).sanitized.stamp" ContinueOnError="true" />
   </Target>
 
   <!-- Generate bindings -->

src/Sentry.Bindings.Cocoa/ApiDefinitions.cs

@@ -7,7 +7,6 @@
 using System.Runtime.InteropServices;
 using Foundation;
 using ObjCRuntime;
-using Sentry;
 
 namespace Sentry.CocoaSdk;