scripts/makeheader: Minor improvements

Use `pathlib` for proper path handling.

diff --git a/scripts/makeheader b/scripts/makeheader
index f2738bd..05d2c81 100755 (executable)
--- a/scripts/makeheader
+++ b/scripts/makeheader
@@ -1,7 +1,8 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 from __future__ import print_function
 import re
 import os
+from pathlib import Path
 
 # Expected format:
 #     #define XF86XK_FooBar 0x1234         /* some optional comment */
@@ -49,14 +50,14 @@ def make_keysym_entry(m: re.Match[str]) -> str:
     return f"""{define} XKB_KEY_{prefix}{name}{spacing}{value_str}"""
 
 
-prefix = os.environ.get("X11_HEADERS_PREFIX", "/usr")
-HEADERS = [
-    prefix + "/include/X11/keysymdef.h",
-    prefix + "/include/X11/XF86keysym.h",
-    prefix + "/include/X11/Sunkeysym.h",
-    prefix + "/include/X11/DECkeysym.h",
-    prefix + "/include/X11/HPkeysym.h",
-]
+prefix = Path(os.environ.get("X11_HEADERS_PREFIX", "/usr"))
+HEADERS = (
+    prefix / "include/X11/keysymdef.h",
+    prefix / "include/X11/XF86keysym.h",
+    prefix / "include/X11/Sunkeysym.h",
+    prefix / "include/X11/DECkeysym.h",
+    prefix / "include/X11/HPkeysym.h",
+)
 
 print(
     """#ifndef _XKBCOMMON_KEYSYMS_H
@@ -72,8 +73,9 @@ print(
 #define XKB_KEY_NoSymbol                    0x000000  /* Special KeySym */
 """
 )
+
 for path in HEADERS:
-    with open(path) as header:
+    with path.open("rt", encoding="utf-8") as header:
         for line in header:
             if "#ifdef" in line or "#ifndef" in line or "#endif" in line:
                 continue