Add a build support for mac/aarch64 (#109)

* macos aarch64 build support

Author: stevebriskin

pom.xml

@@ -306,6 +306,19 @@
 				<platform.module>webrtc.macos.x86_64</platform.module>
 			</properties>
 		</profile>
+		<profile>
+			<id>mac-aarch64</id>
+			<activation>
+				<os>
+					<family>mac</family>
+					<arch>aarch64</arch>
+				</os>
+			</activation>
+			<properties>
+				<platform.classifier>macos-aarch64</platform.classifier>
+				<platform.module>webrtc.macos.aarch64</platform.module>
+			</properties>
+		</profile>
 	</profiles>
 
 	<reporting>

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

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.13)
+cmake_minimum_required(VERSION 3.13)
 project(webrtc)
 
 FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/pseudo.hxx
@@ -14,6 +14,10 @@ if(NOT DEFINED TARGET_CPU)
 	elseif(CMAKE_SIZEOF_VOID_P EQUAL 8)
 		set(TARGET_CPU "x64")
 	endif()
+
+	if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "aarch64")
+		set(TARGET_CPU "${CMAKE_SYSTEM_PROCESSOR}")
+	endif()
 endif()
 
 if(NOT DEFINED WEBRTC_BRANCH)
@@ -254,3 +258,4 @@ install(CODE "
 		endif()
 	endforeach()
 ")
+