- Fix incorrect GN version being used when using the clone script

build.py

@@ -177,6 +177,24 @@ def main():
             # Clone sources
             subprocess.run([sys.executable, str(Path('ungoogled-chromium', 'utils', 'clone.py')), '-o', 'build\src', '-p', 'win32' if args.x86 else 'win64'], check=True)
 
+            # Setup GN
+            get_logger().info('Setting up GN...')
+            gnpath = source_tree / 'uc_staging' / 'gn_win'
+            gnpath.mkdir(parents=True, exist_ok=True)
+            subprocess.run(['git', 'clone', "https://gn.googlesource.com/gn", str(gnpath)], check=True)
+            subprocess.run(['git', 'reset', '--hard', 'b2afae122eeb6ce09c52d63f67dc53fc517dbdc8'], cwd=gnpath, check=True)
+            subprocess.run(['git', 'clean', '-ffdx'], cwd=gnpath, check=True)
+            subprocess.run([sys.executable, str(gnpath / 'build' / 'gen.py')], check=True)
+            for item in gnpath.iterdir():
+                if not item.is_dir():
+                    shutil.copy(item, source_tree / 'tools' / 'gn')
+                elif item.name != '.git' and item.name != 'out':
+                    shutil.copytree(item, source_tree / 'tools' / 'gn' / item.name, dirs_exist_ok=True)
+            last_commit_position = source_tree / 'tools' / 'gn' / 'bootstrap' / 'last_commit_position.h'
+            if last_commit_position.exists():
+                last_commit_position.unlink()
+            shutil.move(str(gnpath / 'out' / 'last_commit_position.h'), str(last_commit_position))
+
         # Retrieve windows downloads
         get_logger().info('Downloading required files...')
         download_info_win = downloads.DownloadInfo([_ROOT_DIR / 'downloads.ini'])