优化回车换行的处理

app/src/main/java/com/xypower/mpapp/MicroPhotoService.java

@@ -279,7 +279,9 @@ public class MicroPhotoService extends Service {
                     if (ethShellFile.exists()) {
                         ethShellFile.delete();
                     }
-                    FilesUtils.copyAssetsFile(context, "eth.sh", ethShellFile.getAbsolutePath());
+                    FilesUtils.copyAndNormalizeTextAssetsFile(context, "eth.sh", ethShellFile.getAbsolutePath());
+
+                    // sed -i 's/\r$//' eth.sh
 
                     File ethToolFile = new File(filesDir, "ethtool");
                     if (ethToolFile.exists()) {

common/src/main/java/com/xypower/common/FilesUtils.java

@@ -8,6 +8,7 @@ import android.util.Log;
 import org.w3c.dom.Text;
 
 import java.io.BufferedReader;
+import java.io.BufferedWriter;
 import java.io.Closeable;
 import java.io.File;
 import java.io.FileInputStream;
@@ -16,6 +17,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.OutputStream;
+import java.io.OutputStreamWriter;
 import java.io.UnsupportedEncodingException;
 import java.nio.channels.Channels;
 import java.nio.channels.SeekableByteChannel;
@@ -412,4 +414,59 @@ public class FilesUtils {
             FilesUtils.closeFriendly(fos);
         }
     }
+
+    /**
+     * 复制Assets中的文本文件到指定路径，并将CRLF转换为LF格式
+     *
+     * @param context 上下文
+     * @param fileName Assets中的文件名
+     * @param destPath 目标路径
+     */
+    public static void copyAndNormalizeTextAssetsFile(Context context, String fileName, String destPath) {
+        InputStream inputStream = null;
+        BufferedReader reader = null;
+        BufferedWriter writer = null;
+
+        try {
+            inputStream = context.getAssets().open(fileName);
+            reader = new BufferedReader(new InputStreamReader(inputStream));
+
+            // 创建目标文件
+            File file = new File(destPath);
+            if (file.exists()) {
+                file.delete();
+            }
+
+            File parentDir = file.getParentFile();
+            if (parentDir != null && !parentDir.exists()) {
+                parentDir.mkdirs();
+            }
+
+            if (parentDir != null && !parentDir.canWrite()) {
+                Log.e("FilesUtils", "No write permission to directory: " + parentDir.getAbsolutePath());
+                return;
+            }
+
+            // 使用BufferedWriter写入文件，同时处理行尾符
+            writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file)));
+
+            String line;
+            // 逐行读取并写入，由BufferedWriter自动处理行尾
+            while ((line = reader.readLine()) != null) {
+                writer.write(line);
+                writer.newLine(); // 使用平台默认的换行符（在Android上是LF）
+            }
+
+            writer.flush();
+            Log.d("FilesUtils", "File normalized and copied successfully: " + destPath);
+
+        } catch (Exception e) {
+            Log.e("FilesUtils", "Error normalizing file: " + e.getMessage(), e);
+        } finally {
+            closeFriendly(reader);
+            closeFriendly(writer);
+            closeFriendly(inputStream);
+        }
+    }
+
 }