--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/harfbuzz/src/check-includes.py	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+
+import sys, os, re
+
+srcdir = os.getenv ('srcdir', os.path.dirname (__file__))
+base_srcdir = os.getenv ('base_srcdir', srcdir)
+
+os.chdir (srcdir)
+
+def removeprefix(s):
+	abs_path = os.path.join(base_srcdir, s)
+	return os.path.relpath(abs_path, srcdir)
+
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
+	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
+
+HBSOURCES = [
+    removeprefix(x) for x in os.getenv ('HBSOURCES', '').split ()
+] or [
+    x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith (('.cc', '.hh'))
+]
+
+
+stat = 0
+
+print ('Checking that public header files #include "hb-common.h" or "hb.h" first (or none)')
+for x in HBHEADERS:
+	if x == 'hb.h' or x == 'hb-common.h': continue
+	with open (x, 'r', encoding='utf-8') as f: content = f.read ()
+	first = re.findall (r'#.*include.*', content)[0]
+	if first not in ['#include "hb.h"', '#include "hb-common.h"']:
+		print ('failure on %s' % x)
+		stat = 1
+
+print ('Checking that source files #include a private header first (or none)')
+for x in HBSOURCES:
+	with open (x, 'r', encoding='utf-8') as f: content = f.read ()
+	includes = re.findall (r'#.*include.*', content)
+	if includes:
+		if not len (re.findall (r'".*\.hh"', includes[0])):
+			print ('failure on %s' % x)
+			stat = 1
+
+print ('Checking that there is no #include <hb-*.h>')
+for x in HBHEADERS + HBSOURCES:
+	with open (x, 'r', encoding='utf-8') as f: content = f.read ()
+	if re.findall ('#.*include.*<.*hb', content):
+		print ('failure on %s' % x)
+		stat = 1
+
+sys.exit (stat)