feat: add the platform classifier to the native library filename (#194)

* feat: add the platform classifier to the native library filename

* Apply suggestions from code review

fix: make native platform detection more robust

Co-authored-by: Alex Andres <58339654+devopvoid@users.noreply.github.com>

---------

Co-authored-by: Alex Andres <58339654+devopvoid@users.noreply.github.com>

Author: SnirDecartAI

webrtc-jni/pom.xml

@@ -111,6 +111,9 @@
 								<option>
 									-DCMAKE_INSTALL_PREFIX=${project.build.directory}/lib
 								</option>
+								<option>
+									-DOUTPUT_NAME_SUFFIX=${platform.classifier}
+								</option>
 							</options>
 						</configuration>
 					</execution>

webrtc-jni/src/main/cpp/CMakeLists.txt

@@ -88,6 +88,7 @@ target_include_directories(${PROJECT_NAME}
 )
 
 set_target_properties(${PROJECT_NAME} PROPERTIES
+    OUTPUT_NAME "${PROJECT_NAME}-${OUTPUT_NAME_SUFFIX}"
     CXX_STANDARD 20
     CXX_STANDARD_REQUIRED ON
     CXX_EXTENSIONS OFF

webrtc/src/main/java/dev/onvoid/webrtc/internal/NativeLoader.java

@@ -51,7 +51,9 @@ public static void loadLibrary(final String libName) throws Exception {
 			return;
 		}
 
-		String libFileName = System.mapLibraryName(libName);
+		String osFamily = getOSFamily();
+		String osArch = getOSArch();
+		String libFileName = System.mapLibraryName(libName + "-" + osFamily + "-" + osArch);
 		String tempName = removeExtension(libFileName);
 		String ext = getExtension(libFileName);
 
@@ -119,4 +121,39 @@ private static int getExtensionIndex(String fileName) {
 		return extSeparator;
 	}
 
+	private static String getOSFamily() {
+		String osName = System.getProperty("os.name").toLowerCase();
+
+		if (osName.startsWith("mac os")) {
+			return "macos";
+		}
+		if (osName.startsWith("linux")) {
+			return "linux";
+		}
+		if (osName.startsWith("windows")) {
+			return "windows";
+		}
+
+		throw new RuntimeException("Unsupported operating system: " + osName);
+	}
+
+	private static String getOSArch() {
+		String osArch = System.getProperty("os.arch").toLowerCase();
+
+		switch (osArch) {
+			case "x86_64":
+			case "x86-64":
+			case "amd64":
+				return "x86_64";
+			case "aarch32":
+			case "arm":
+				return "aarch32";
+			case "aarch64":
+			case "arm64":
+				return "aarch64";
+		}
+
+		throw new RuntimeException("Unsupported CPU architecture: " + osArch);
+	}
+
 }