feat: save

tools/add-header

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+
+header="// Copyright (C) 2025 $1 ( owestness@gmail.com )
+// See end of file for extended copyright information.\n"
+footer="
+/* yait is yet another init tool.
+ * Copyright (C) 2025 $1
+ *
+ * The file is part of yait.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions, and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions, and the following disclaimer in the documentation or
+ * other materials provided with the distribution.
+ * 3. Neither the name of vx-clutch nor the names of its contributors may be
+ * used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+"
+
+if [[ "$#" -lt 1 ]]; then
+  echo "Usage: $0 name file1 [file2 ...]"
+  exit 1
+fi
+
+for file in "${@:2}"; do
+  if [[ ! -f "$file" ]]; then
+    echo "Error: File '$file' not found, skipping."
+    continue
+  fi
+
+  echo -e "$header\n$(cat "$file")\n$footer" > "$file"
+  echo "Processed file: $file"
+done