added xcframework and update swift package

Package.swift

@@ -1,34 +1,55 @@
-// swift-tools-version:5.0
+// swift-tools-version:5.3
 
 import PackageDescription
 
+// Starting with Xcode 12, we don't need to depend on our own libxml2 target
+#if swift(>=5.3) && !os(Linux)
+let dependencies: [Target.Dependency] = []
+#else
+let dependencies: [Target.Dependency] = ["libxml2"]
+#endif
+
+#if swift(>=5.2) && !os(Linux)
+let pkgConfig: String? = nil
+#else
+let pkgConfig = "libxml-2.0"
+#endif
+
+#if swift(>=5.2)
+let provider: [SystemPackageProvider] = [
+    .apt(["libxml2-dev"])
+]
+#else
+let provider: [SystemPackageProvider] = [
+    .apt(["libxml2-dev"]),
+    .brew(["libxml2"])
+]
+#endif
+
 let package = Package(
     name: "SOAPEngine",
     platforms: [
-        .iOS(.v8)
+        .iOS(.v9),
+        .macOS(.v10_10),
+        .tvOS(.v9)
     ],
     products: [
         .library(
-        	name: "SOAPEngine", 
-        	type: .static, 
-        	targets: ["SOAPEngine"])
+            name: "SOAPEngine",
+            targets: ["SOAPEngine"]
+        ),
     ],
+    dependencies: [],
     targets: [
-		.systemLibrary(
-    	    name: "slibxml2",
-        	path: "Modules",
-        	pkgConfig: "libxml-2.0",
-        	providers: [
-            	.brew(["libxml2"]),
-            	.apt(["libxml2-dev"])
-        	]),
-        .target(
-        	name: "SOAPEngine", 
-        	dependencies: ["slibxml2"], 
-        	path: "SOAPEngine64.framework",
-        	exclude: [
-        		"Modules",
-        		"Info.plist"
-        	])
+        .binaryTarget(
+            name: "SOAPEngine",
+            path: "SOAPEngine.xcframework"
+        ),
+        .systemLibrary(
+            name: "libxml2",
+            path: "Modules",
+            pkgConfig: pkgConfig,
+            providers: provider
+        )
     ]
-)
+)

SOAPEngine.xcframework/Info.plist

@@ -0,0 +1,82 @@
+<?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>AvailableLibraries</key>
+	<array>
+		<dict>
+			<key>LibraryIdentifier</key>
+			<string>ios-arm64_i386_x86_64-simulator</string>
+			<key>LibraryPath</key>
+			<string>SOAPEngine64.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>i386</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>ios</string>
+			<key>SupportedPlatformVariant</key>
+			<string>simulator</string>
+		</dict>
+		<dict>
+			<key>LibraryIdentifier</key>
+			<string>tvos-arm64</string>
+			<key>LibraryPath</key>
+			<string>SOAPEngineTV.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>tvos</string>
+		</dict>
+		<dict>
+			<key>LibraryIdentifier</key>
+			<string>tvos-arm64_x86_64-simulator</string>
+			<key>LibraryPath</key>
+			<string>SOAPEngineTV.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>tvos</string>
+			<key>SupportedPlatformVariant</key>
+			<string>simulator</string>
+		</dict>
+		<dict>
+			<key>LibraryIdentifier</key>
+			<string>ios-arm64_armv7</string>
+			<key>LibraryPath</key>
+			<string>SOAPEngine64.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>armv7</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>ios</string>
+		</dict>
+		<dict>
+			<key>LibraryIdentifier</key>
+			<string>macos-arm64_x86_64</string>
+			<key>LibraryPath</key>
+			<string>SOAPEngineOSX.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>macos</string>
+		</dict>
+	</array>
+	<key>CFBundlePackageType</key>
+	<string>XFWK</string>
+	<key>XCFrameworkFormatVersion</key>
+	<string>1.0</string>
+</dict>
+</plist>