add find module for rnnoise

CMakeLists.txt

@@ -190,6 +190,8 @@ if (ENABLE_VOICE)
                     subprojects/rnnoise/include/rnnoise.h)
             target_include_directories(rnnoise PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/subprojects/rnnoise/include")
             target_link_libraries(abaddon rnnoise)
+        else ()
+            target_link_libraries(abaddon rnnoise::rnnoise)
         endif ()
     endif ()
 

cmake/Findrnnoise.cmake

@@ -0,0 +1,48 @@
+function(add_imported_library library headers)
+    add_library(rnnoise::rnnoise UNKNOWN IMPORTED)
+    set_target_properties(rnnoise::rnnoise PROPERTIES
+        IMPORTED_LOCATION ${library}
+        INTERFACE_INCLUDE_DIRECTORIES ${headers}
+    )
+
+    set(rnnoise_FOUND 1 CACHE INTERNAL "rnnoise found" FORCE)
+    set(rnnoise_LIBRARIES ${library}
+        CACHE STRING "Path to rnnoise library" FORCE)
+    set(rnnoise_INCLUDES ${headers}
+        CACHE STRING "Path to rnnoise headers" FORCE)
+    mark_as_advanced(FORCE rnnoise_LIBRARIES)
+    mark_as_advanced(FORCE rnnoise_INCLUDES)
+endfunction()
+
+if (rnnoise_LIBRARIES AND rnnoise_INCLUDES)
+    add_imported_library(${rnnoise_LIBRARIES} ${rnnoise_INCLUDES})
+    return()
+endif()
+
+file(TO_CMAKE_PATH "$ENV{rnnoise_DIR}" _rnnoise_DIR)
+find_library(rnnoise_LIBRARY_PATH
+             NAMES librnnoise rnnoise
+             PATHS
+                ${_rnnoise_DIR}/lib/${CMAKE_LIBRARY_ARCHITECTURE}
+                /usr/lib
+)
+
+find_path(rnnoise_HEADER_PATH
+          NAMES rnnoise.h
+          PATHS
+            ${_rnnoise_DIR}/include
+            /usr/include
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(
+    rnnoise DEFAULT_MSG rnnoise_LIBRARY_PATH rnnoise_HEADER_PATH
+)
+
+if (rnnoise_FOUND)
+    add_imported_library(
+        "${rnnoise_LIBRARY_PATH};${rnnoise_LIBRARIES}"
+        "${rnnoise_HEADER_PATH};${rnnoise_INCLUDE_DIRECTORIES}"
+    )
+endif()
+