Adding upstream version 257.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

tools/check-includes.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+# pylint: disable=consider-using-with
+
+import os
+import pathlib
+import re
+import sys
+
+PROJECT_ROOT = pathlib.Path(os.getenv('PROJECT_SOURCE_ROOT', '.'))
+
+def check_file(filename):
+    seen = set()
+    good = True
+    for n, line in enumerate(open(filename)):
+        m = re.match(r'^\s*#\s*include\s*[<"](\S*)[>"]', line)
+        if m:
+            include = m.group(1)
+            if include in seen:
+                try:
+                    filename = pathlib.Path(filename).resolve().relative_to(PROJECT_ROOT)
+                except ValueError:
+                    pass
+                print(f'{filename}:{n}: {line.strip()}')
+                good = False
+            seen.add(include)
+    return good
+
+if __name__ == '__main__':
+    all_good = all(check_file(name) for name in sys.argv[1:])
+    sys.exit(0 if all_good else 1)