save

example/lib/main.dart

@@ -5,7 +5,7 @@ import 'dart:typed_data';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
-import 'package:opencv_dart/opencv_dart.dart' as cv;
+import 'package:dartcv4/dartcv.dart' as cv;
 import 'package:image_picker/image_picker.dart';
 
 void main() {

hook/build.dart

@@ -4,54 +4,11 @@
 
 import 'dart:io';
 
-import 'package:dartcv4/src/hook_helpers/c_build.dart';
-import 'package:dartcv4/src/hook_helpers/download.dart';
-import 'package:dartcv4/src/hook_helpers/hashes.dart';
-import 'package:logging/logging.dart';
-import 'package:native_assets_cli/code_assets_builder.dart';
+import 'package:dartcv4/src/hook_helpers/run_build.dart';
 import 'package:native_assets_cli/native_assets_cli.dart';
 
 void main(List<String> args) async {
-  // TODO(https://github.com/dart-lang/native/issues/39): Use user-defines to
-  // control this instead.
-  const localBuild = true;
-
-  Logger("").warning("AAAAAAAAAAA");
-
   await build(args, (input, output) async {
-    // ignore: dead_code
-    if (localBuild) {
-      await runBuild(input, output);
-    } else {
-      final targetOS = input.config.code.targetOS;
-      final targetArchitecture = input.config.code.targetArchitecture;
-      final iOSSdk =
-          targetOS == OS.iOS ? input.config.code.iOS.targetSdk : null;
-      final outputDirectory = Directory.fromUri(input.outputDirectory);
-      final file = await downloadAsset(
-        targetOS,
-        targetArchitecture,
-        iOSSdk,
-        outputDirectory,
-      );
-      final fileHash = await hashAsset(file);
-      final expectedHash = assetHashes[createTargetName(
-        targetOS.name,
-        targetArchitecture.name,
-        iOSSdk?.type,
-      )];
-      if (fileHash != expectedHash) {
-        throw Exception('File $file was not downloaded correctly. '
-            'Found hash $fileHash, expected $expectedHash.');
-      }
-      output.assets.code.add(CodeAsset(
-        package: input.packageName,
-        name: 'native_add.dart',
-        linkMode: DynamicLoadingBundled(),
-        os: targetOS,
-        architecture: targetArchitecture,
-        file: file.uri,
-      ));
-    }
+    await runBuild(input, output);
   });
 }

lib/src/hook_helpers/run_build.dart

@@ -0,0 +1,42 @@
+// Copyright (c) 2025, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:logging/logging.dart';
+import 'package:native_assets_cli/code_assets_builder.dart';
+import 'package:native_toolchain_cmake/native_toolchain_cmake.dart';
+
+Future<void> runBuild(BuildInput input, BuildOutputBuilder output, {List<String>? optionalModules}) async {
+  final builder = CMakeBuilder.create(
+    name: input.packageName,
+    sourceDir: input.packageRoot.resolve('src').toFilePath(),
+    targets: ['install'],
+    // Waiting for the support of user-defined variables,
+    // which can be used to choose the components
+    defines: {
+      'CMAKE_INSTALL_PREFIX': input.outputDirectory.resolve('install').toFilePath(),
+    },
+  );
+  await builder.run(
+    input: input,
+    output: output,
+    logger: Logger('')
+      ..level = Level.ALL
+      ..onRecord.listen((record) => print(record.message)),
+  );
+
+  final tgtName = input.config.code.targetOS.dylibFileName(input.packageName);
+
+  output.assets.code.addAll(
+    [
+      CodeAsset(
+        package: input.packageName,
+        name: "${input.packageName}.dart",
+        file: Uri.parse('${input.outputDirectory.resolve('install/$tgtName')}'),
+        linkMode: DynamicLoadingBundled(),
+        os: input.config.code.targetOS,
+        architecture: input.config.code.targetArchitecture,
+      ),
+    ],
+  );
+}

pubspec.yaml

@@ -12,6 +12,7 @@ dependencies:
   native_assets_cli: ^0.11.0
   logging: ^1.2.0
   native_toolchain_c: ^0.8.0
+  native_toolchain_cmake: ^0.0.1
 
 dev_dependencies:
   ffigen: ^16.1.0