1 files changed, 69 insertions, 0 deletions
diff --git a/indra/cmake/WebRTC.cmake b/indra/cmake/WebRTC.cmake
index 230522a40a..3491a511f5 100644
--- a/indra/cmake/WebRTC.cmake
+++ b/indra/cmake/WebRTC.cmake
@@ -6,7 +6,76 @@ include_guard()
 
 add_library( ll::webrtc INTERFACE IMPORTED )
 target_include_directories( ll::webrtc SYSTEM INTERFACE "${LIBS_PREBUILT_DIR}/include/webrtc" "${LIBS_PREBUILT_DIR}/include/webrtc/third_party/abseil-cpp")
+if (${LINUX_DISTRO} MATCHES debian OR (${LINUX_DISTRO} MATCHES arch) OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
 use_prebuilt_binary(webrtc)
+elseif (NOT (WINDOWS OR CMAKE_SYSTEM_NAME MATCHES FreeBSD))
+    target_compile_definitions(ll::webrtc INTERFACE CM_WEBRTC=1)
+    if (${PREBUILD_TRACKING_DIR}/sentinel_installed IS_NEWER_THAN ${PREBUILD_TRACKING_DIR}/webrtc_installed OR NOT ${webrtc_installed} EQUAL 0)
+        if (DARWIN)
+            set(WEBRTC_PLATFORM macos-arm64)
+        else (DARWIN)
+            set(WEBRTC_PLATFORM linux-x64)
+        endif (DARWIN)
+        if (NOT EXISTS ${CMAKE_BINARY_DIR}/libwebrtc-${WEBRTC_PLATFORM}.tar.xz)
+            file(DOWNLOAD
+                https://github.com/crow-misia/libwebrtc-bin/releases/download/114.5735.6.1/libwebrtc-${WEBRTC_PLATFORM}.tar.xz
+                ${CMAKE_BINARY_DIR}/libwebrtc-${WEBRTC_PLATFORM}.tar.xz
+                SHOW_PROGRESS
+                )
+        endif (NOT EXISTS ${CMAKE_BINARY_DIR}/libwebrtc-${WEBRTC_PLATFORM}.tar.xz)
+        file(ARCHIVE_EXTRACT
+            INPUT ${CMAKE_BINARY_DIR}/libwebrtc-${WEBRTC_PLATFORM}.tar.xz
+            DESTINATION ${LIBS_PREBUILT_DIR}
+            )
+        file(REMOVE_RECURSE ${LIBS_PREBUILT_DIR}/include/webrtc)
+        file(MAKE_DIRECTORY ${LIBS_PREBUILT_DIR}/include/webrtc)
+        foreach(directory
+            api
+            audio
+            base
+            build
+            buildtools
+            call
+            common_audio
+            common_video
+            examples
+            logging
+            media
+            modules
+            net
+            p2p
+            pc
+            rtc_base
+            rtc_tools
+            sdk
+            stats
+            system_wrappers
+            test
+            testing
+            third_party
+            tools
+            video
+            )
+            file(RENAME
+                ${LIBS_PREBUILT_DIR}/include/${directory}
+                ${LIBS_PREBUILT_DIR}/include/webrtc/${directory}
+                )
+        endforeach()
+        file(RENAME
+            ${LIBS_PREBUILT_DIR}/lib/libwebrtc.a
+            ${LIBS_PREBUILT_DIR}/lib/release/libwebrtc.a
+            )
+        if (CMAKE_OSX_ARCHITECTURES MATCHES arm64)
+            file(REMOVE_RECURSE ${LIBS_PREBUILT_DIR}/lib/release/WebRTC.framework)
+            file(RENAME
+                ${LIBS_PREBUILT_DIR}/Frameworks/WebRTC.xcframework/${WEBRTC_PLATFORM}/WebRTC.framework
+                ${LIBS_PREBUILT_DIR}/lib/release/WebRTC.framework
+                )
+            file(REMOVE_RECURSE ${LIBS_PREBUILT_DIR}/Frameworks)
+        endif (CMAKE_OSX_ARCHITECTURES MATCHES arm64)
+        file(WRITE ${PREBUILD_TRACKING_DIR}/webrtc_installed "0")
+    endif (${PREBUILD_TRACKING_DIR}/sentinel_installed IS_NEWER_THAN ${PREBUILD_TRACKING_DIR}/webrtc_installed OR NOT ${webrtc_installed} EQUAL 0)
+endif (${LINUX_DISTRO} MATCHES debian OR (${LINUX_DISTRO} MATCHES arch) OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
 
 if (WINDOWS)
     target_link_libraries( ll::webrtc INTERFACE webrtc.lib )