Fix 3572: More aggressive iOS SDK 18.1 support fix (Qt workaround)

Author: pljones

.github/autobuild/ios.sh

@@ -79,6 +79,8 @@ setup() {
 build_app_as_ipa() {
     # Add the Qt binaries to the PATH:
     export PATH="${QT_DIR}/${QT_VERSION}/ios/bin:${PATH}"
+    # Set deployment target and SDK version to match what Xcode 16.2.0 provides
+    export IPHONEOS_DEPLOYMENT_TARGET=15.0
     ./ios/deploy_ios.sh
 }
 

ios/deploy_ios.sh

@@ -3,9 +3,43 @@ set -eu -o pipefail
 
 ## Builds an ipa file for iOS. Should be run from the repo-root
 
-# Create Xcode file and build
-qmake -spec macx-xcode Jamulus.pro
-/usr/bin/xcodebuild -project Jamulus.xcodeproj -scheme Jamulus -configuration Release clean archive -archivePath "build/Jamulus.xcarchive" CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO CODE_SIGNING_ALLOWED=NO CODE_SIGN_ENTITLEMENTS=""
+# Find the latest iOS SDK available in Xcode
+AVAILABLE_SDK=$(xcrun --sdk iphoneos --show-sdk-version 2>/dev/null || echo "")
+if [ -z "$AVAILABLE_SDK" ]; then
+    echo "Error: No iOS SDK found in Xcode"
+    exit 1
+fi
+echo "Using iOS SDK: $AVAILABLE_SDK"
+
+# Create Xcode file and build with explicit iOS deployment target and SDK version
+qmake -spec macx-xcode QMAKE_IPHONEOS_DEPLOYMENT_TARGET=15.0 QMAKE_IOS_DEPLOYMENT_VERSION=15.0 Jamulus.pro
+
+# Fix the Xcode project to remove references to iOS versions not available in the current Xcode
+# Replace iOS 18.2+ with 18.1 (the latest available in Xcode 16.2.0)
+# This is a temporary workaround and should be removed once Qt is built with compatible SDK versions
+if [ -f "Jamulus.xcodeproj/project.pbxproj" ]; then
+    # Check for iOS 18.2+ references in various formats
+    if grep -q -E 'IPHONEOS_DEPLOYMENT_TARGET\s*=\s*18\.[2-9]|18\.[2-9];|iphoneos18\.[2-9]' Jamulus.xcodeproj/project.pbxproj; then
+        echo "Found iOS 18.2+ references in Xcode project, applying sed fixes..."
+        sed -i '' -E 's/IPHONEOS_DEPLOYMENT_TARGET\s*=\s*18\.[2-9]/IPHONEOS_DEPLOYMENT_TARGET = 18.1/g' Jamulus.xcodeproj/project.pbxproj
+        sed -i '' -E 's/SDKROOT\s*=\s*iphoneos18\.[2-9]/SDKROOT = iphoneos18.1/g' Jamulus.xcodeproj/project.pbxproj
+        sed -i '' 's/18\.[2-9];/18.1;/g' Jamulus.xcodeproj/project.pbxproj
+    else
+        # Also check the generated LaunchScreen.storyboard
+        if find Jamulus.xcodeproj -name "*.storyboard" -exec grep -l '18\.[2-9]' {} \; 2>/dev/null; then
+            echo "Found iOS 18.2+ references in storyboard files, applying fixes..."
+            find Jamulus.xcodeproj -name "*.storyboard" -exec sed -i '' 's/18\.[2-9]/18.1/g' {} \;
+        else
+            echo "WARNING: No iOS 18.2+ references found in Xcode project files."
+            echo "The sed workaround in deploy_ios.sh may no longer be needed and should be reviewed for removal."
+        fi
+    fi
+fi
+# Build with explicit iOS deployment target and device SDK to avoid simulator and SDK mismatch errors
+/usr/bin/xcodebuild -project Jamulus.xcodeproj -scheme Jamulus -configuration Release -sdk iphoneos clean archive -archivePath "build/Jamulus.xcarchive" \
+    IPHONEOS_DEPLOYMENT_TARGET=15.0 \
+    SDKROOT=iphoneos \
+    CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO CODE_SIGNING_ALLOWED=NO CODE_SIGN_ENTITLEMENTS=""
 
 # Generate ipa by copying the .app file from the xcarchive directory
 mkdir build/Payload