1 files changed, 48 insertions, 0 deletions
diff --git a/scripts/ensure_single_eol.py b/scripts/ensure_single_eol.py
new file mode 100755
index 0000000000..0eb105e091
--- /dev/null
+++ b/scripts/ensure_single_eol.py
@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+
+# Copyright (c) 2023 Arm Limited.
+#
+# SPDX-License-Identifier: MIT
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to
+# deal in the Software without restriction, including without limitation the
+# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+# sell copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+"""
+This script ensures a file ends with exactly one end-of-line character
+"""
+
+import argparse
+import pathlib as pl
+import os
+
+
+def main(args):
+    f_p = pl.Path(args.file)
+    with open(f_p, "r") as f:
+        lines = f.read()
+        lines = lines.rstrip(os.linesep)
+        lines += os.linesep
+    with open(f_p, "w") as f:
+        f.write(lines)
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("file")
+    args = parser.parse_args()
+    main(args)