add App Group entitlement

kambala-decapitator/vcmi#9

client/CMakeLists.txt

@@ -180,11 +180,15 @@ elseif(APPLE_IOS)
 		"-framework Foundation -framework UIKit -framework QuartzCore -framework CoreGraphics -framework CoreServices -framework ImageIO -framework Metal -framework OpenGLES -framework AVFoundation -framework GameController -framework CoreMotion" # SDL2_image
 	)
 
+    set(ENTITLEMENTS_OUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/VCMI.entitlements)
+    configure_file(ios/Entitlements.in ${ENTITLEMENTS_OUT_PATH} @ONLY)
+
 	set_target_properties(vcmiclient PROPERTIES
 		MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_LIST_DIR}/ios/Info.plist"
 		SKIP_BUILD_RPATH 1
 		XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED YES
 		XCODE_ATTRIBUTE_ASSETCATALOG_COMPILER_APPICON_NAME AppIcon
+		XCODE_ATTRIBUTE_CODE_SIGN_ENTITLEMENTS ${ENTITLEMENTS_OUT_PATH}
 	)
 
 	target_sources(vcmiclient PRIVATE ${CMAKE_SOURCE_DIR}/client/LaunchScreen.storyboard)

client/ios/Entitlements.in

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.@[email protected]</string>
+	</array>
+</dict>
+</plist>

server/CMakeLists.txt

@@ -48,11 +48,15 @@ if(WIN32)
 			PROJECT_LABEL "VCMI_server"
 	)
 elseif(APPLE_IOS)
+    set(ENTITLEMENTS_OUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/VCMI.entitlements)
+    configure_file(ios/Entitlements.in ${ENTITLEMENTS_OUT_PATH} @ONLY)
+
 	set_target_properties(vcmiserver PROPERTIES
 		MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_LIST_DIR}/ios/Info.plist"
 		SKIP_BUILD_RPATH 1
 		XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED YES
 		XCODE_ATTRIBUTE_ASSETCATALOG_COMPILER_APPICON_NAME AppIcon
+		XCODE_ATTRIBUTE_CODE_SIGN_ENTITLEMENTS ${ENTITLEMENTS_OUT_PATH}
 	)
 	# TODO: move to a common dir / add macro?
 	target_sources(vcmiserver PRIVATE ${CMAKE_SOURCE_DIR}/client/LaunchScreen.storyboard)

server/ios/Entitlements.in

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.@[email protected]</string>
+	</array>
+</dict>
+</plist>