tools: they no longer crash on windows with more than 60 logical cpu …

…cores

butano/include/documentation/bn_documentation_g_changelog.h

@@ -12,6 +12,11 @@
  * @tableofcontents
  *
  *
+ * @section changelog_18_0_1 18.0.1 (next release)
+ *
+ * Tools no longer crash on Windows with more than 60 logical CPU cores.
+ *
+ *
  * @section changelog_18_0_0 18.0.0
  *
  * * Language standard updated to C++23.

butano/tools/butano_dmg_audio_tool.py

@@ -6,9 +6,9 @@
 import os
 import json
 import sys
-from multiprocessing import Pool
 
 from file_info import FileInfo
+from pool import create_pool
 
 
 class DmgAudioFileInfo:
@@ -242,7 +242,7 @@ def process_dmg_audio(audio_paths, build_folder_path):
 
         sys.stdout.flush()
 
-        pool = Pool()
+        pool = create_pool()
         process_results = pool.map(DmgAudioFileInfoProcessor(build_folder_path), audio_file_infos)
         pool.close()
 

butano/tools/butano_graphics_tool.py

@@ -9,10 +9,10 @@
 import string
 import subprocess
 import sys
-from multiprocessing import Pool
 
 from bmp import BMP
 from file_info import FileInfo
+from pool import create_pool
 
 
 def parse_colors_count(info, bmp, tag='colors_count'):
@@ -1764,7 +1764,7 @@ def process_graphics(grit, graphics_paths, build_folder_path):
 
         sys.stdout.flush()
 
-        pool = Pool()
+        pool = create_pool()
         process_results = pool.map(GraphicsFileInfoProcessor(grit, build_folder_path), graphics_file_infos)
         pool.close()
 

butano/tools/pool.py

@@ -0,0 +1,16 @@
+"""
+Copyright (c) 2020-2024 Gustavo Valiente [email protected]
+zlib License, see LICENSE file.
+"""
+
+import multiprocessing
+import os
+
+
+def create_pool():
+    processes = multiprocessing.cpu_count()
+
+    if os.name == 'nt':
+        processes = min(processes, 60)
+
+    return multiprocessing.Pool(processes)