feat(kconfig_verify): add space indentation check (#8962)

Signed-off-by: pengyiqiang <pengyiqiang@xiaomi.com>
Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>

scripts/kconfig_verify.py

@@ -21,9 +21,40 @@ def verify_kconfig(kconfig_file):
         print("No warnings found.")
 
 
+def check_kconfig_spaces(file_path):
+    """Check for space-based indentation in a Kconfig file"""
+    try:
+        # Read file content to check for spaces
+        with open(file_path, "r", encoding="utf-8") as f:
+            lines = f.readlines()
+
+        space_indent_lines = []
+        for line_num, line in enumerate(lines, 1):
+            # Check for leading spaces (skip empty lines)
+            stripped_line = line.lstrip()
+            if stripped_line and len(line) > len(stripped_line):
+                # Extract the indentation part
+                indent = line[: -len(stripped_line)] if stripped_line else line
+                if " " in indent:
+                    space_indent_lines.append((line_num, indent))
+
+        if space_indent_lines:
+            print(f"Space-based indentation found in file {file_path}:")
+            for line_num, indent in space_indent_lines:
+                print(f"Line {line_num}: Indent contains {indent.count(' ')} spaces")
+
+            sys.exit(1)
+        else:
+            print(f"No space-based indentation found in file {file_path}")
+
+    except Exception as e:
+        print(f"Error processing file {file_path}: {e}")
+
+
 if __name__ == "__main__":
     if len(sys.argv) != 2:
-        print("Usage: python check_kconfig.py <Kconfig_file>")
+        print(f"Usage: python {sys.argv[0]} <Kconfig_file>")
         sys.exit(1)
 
     verify_kconfig(sys.argv[1])
+    check_kconfig_spaces(sys.argv[1])