Pre-commit: Fix copyright_headers.py to run on all relevant files

It was only running on the first file passed by pre-commit, instead of all.
Fixes compatibility with Windows paths to get the basename.

.pre-commit-config.yaml

@@ -39,10 +39,10 @@ repos:
         entry: python3 misc/scripts/copyright_headers.py
         exclude: |
           (?x)^(
-            tests/python_build.*|
             .*thirdparty.*|
-            .*platform/android/java/lib/src/com.*|
             .*-so_wrap.*|
+            core/math/bvh_.*\.inc$|
+            platform/android/java/lib/src/com.*|
             platform/android/java/lib/src/org/godotengine/godot/gl/GLSurfaceView.*|
             platform/android/java/lib/src/org/godotengine/godot/gl/EGLLogWrapper.*|
             platform/android/java/lib/src/org/godotengine/godot/utils/ProcessPhoenix.*

misc/scripts/copyright_headers.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+import os
 import sys
 
 header = """\
@@ -35,37 +36,40 @@ header = """\
 /**************************************************************************/
 """
 
-fname = sys.argv[1]
+if len(sys.argv) < 2:
+    print("Invalid usage of copyright_headers.py, it should be called with a path to one or multiple files.")
+    sys.exit(1)
 
-# Handle replacing $filename with actual filename and keep alignment
+for f in sys.argv[1:]:
-fsingle = fname.strip()
+    fname = f
-if fsingle.find("/") != -1:
+
-    fsingle = fsingle[fsingle.rfind("/") + 1 :]
+    # Handle replacing $filename with actual filename and keep alignment
-rep_fl = "$filename"
+    fsingle = os.path.basename(fname.strip())
-rep_fi = fsingle
+    rep_fl = "$filename"
-len_fl = len(rep_fl)
+    rep_fi = fsingle
-len_fi = len(rep_fi)
+    len_fl = len(rep_fl)
-# Pad with spaces to keep alignment
+    len_fi = len(rep_fi)
-if len_fi < len_fl:
+    # Pad with spaces to keep alignment
+    if len_fi < len_fl:
         for x in range(len_fl - len_fi):
             rep_fi += " "
-elif len_fl < len_fi:
+    elif len_fl < len_fi:
         for x in range(len_fi - len_fl):
             rep_fl += " "
-if header.find(rep_fl) != -1:
+    if header.find(rep_fl) != -1:
         text = header.replace(rep_fl, rep_fi)
-else:
+    else:
         text = header.replace("$filename", fsingle)
-text += "\n"
+    text += "\n"
 
-# We now have the proper header, so we want to ignore the one in the original file
+    # We now have the proper header, so we want to ignore the one in the original file
-# and potentially empty lines and badly formatted lines, while keeping comments that
+    # and potentially empty lines and badly formatted lines, while keeping comments that
-# come after the header, and then keep everything non-header unchanged.
+    # come after the header, and then keep everything non-header unchanged.
-# To do so, we skip empty lines that may be at the top in a first pass.
+    # To do so, we skip empty lines that may be at the top in a first pass.
-# In a second pass, we skip all consecutive comment lines starting with "/*",
+    # In a second pass, we skip all consecutive comment lines starting with "/*",
-# then we can append the rest (step 2).
+    # then we can append the rest (step 2).
 
-with open(fname.strip(), "r") as fileread:
+    with open(fname.strip(), "r") as fileread:
         line = fileread.readline()
         header_done = False
 
@@ -87,6 +91,6 @@ with open(fname.strip(), "r") as fileread:
             text += line
             line = fileread.readline()
 
-# Write
+    # Write
-with open(fname.strip(), "w", encoding="utf-8", newline="\n") as filewrite:
+    with open(fname.strip(), "w", encoding="utf-8", newline="\n") as filewrite:
         filewrite.write(text)