From 852a3a3110902bf3822b7302e7f6412dc85efa86 Mon Sep 17 00:00:00 2001
From: Relintai <relintai@protonmail.com>
Date: Thu, 17 Mar 2022 20:50:29 +0100
Subject: [PATCH] Added a new script that moves header guards to the very top
 of header files. Doing this might improve compile speeds.

---
 misc/scripts/headers_guard_move.py | 97 ++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100755 misc/scripts/headers_guard_move.py

diff --git a/misc/scripts/headers_guard_move.py b/misc/scripts/headers_guard_move.py
new file mode 100755
index 000000000..122d24835
--- /dev/null
+++ b/misc/scripts/headers_guard_move.py
@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2019-2021 Péter Magyar
+#
+# 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.
+
+import sys
+import os
+import subprocess
+import json
+import shutil
+import traceback
+
+def process_folder(src):
+    for item in os.listdir(src):
+    
+        sp = os.path.join(src, item)
+
+        if os.path.isdir(sp):
+            if item == ".git" or item == "bin" or item == "__pycache__" or item == ".import" or item == "logs" or item == "release" or item == "export" or item == "build" or item == "libs":
+                continue
+
+            process_folder(sp)
+        else:
+            if item.endswith(".h"):
+                process_header(sp)
+
+
+def process_header(path):
+    original_file_data = ""
+
+    try:
+        with open(path, "r", encoding ='utf-8') as f:
+            original_file_data = f.read()
+    except:
+        print("Error decoding file:")
+        print(path)
+        return
+    
+    file_data = original_file_data.lstrip()
+    
+    if file_data.startswith("#ifndef"):
+        return
+
+    file_data = file_data.replace("\r\n", "\n")
+
+    lines = file_data.split("\n")
+
+    guard1 = ""
+    guard2 = ""
+    found = False
+
+    for l in lines:
+        if guard1 == "":
+            if l.lstrip().startswith("#ifndef"):
+                guard1 = l
+        else:
+            if guard2 == "":
+                if l.lstrip().startswith("#define"):
+                    guard2 = l
+                    found = True
+                    break
+
+    if not found:
+        print("Error header guards not found in file:")
+        print(path)
+        return
+
+    fdnog = original_file_data.replace(guard1, "", 1)
+    fdnog = fdnog.replace(guard2, "", 1)
+
+    with open(path, "w", encoding ='utf-8') as w:
+        w.write(guard1)
+        w.write("\n")
+        w.write(guard2)
+        w.write("\n")
+        w.write(fdnog)
+
+process_folder(os.path.abspath("."))
+