[Bf-blender-cvs] [26bbe63fb0a] temp-clang-format: Clang-format: make format is now multithreaded.

[Brecht Van Lommel]

Commit: 26bbe63fb0a5c9d16d034db0c592d45cc64c3a9f
Author: Brecht Van Lommel
Date:   Thu Jan 10 16:44:50 2019 +0100
Branches: temp-clang-format
https://developer.blender.org/rB26bbe63fb0a5c9d16d034db0c592d45cc64c3a9f

Clang-format: make format is now multithreaded.

===================================================================

M	clang-format-paths.py

===================================================================

diff --git a/clang-format-paths.py b/clang-format-paths.py
index 5b83659541d..15e1777bc1e 100755
--- a/clang-format-paths.py
+++ b/clang-format-paths.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+import multiprocessing
 import os
 import sys
 import subprocess
@@ -95,12 +96,23 @@ def clang_format_version():
     return version
 
 
+def clang_format_file(f):
+    cmd = (
+        CLANG_FORMAT_CMD, "-i", "-verbose", f.encode("ascii")
+    )
+    return subprocess.check_output(cmd, stderr=subprocess.STDOUT)
+
+
+def clang_print_output(output):
+    print(output.decode('utf8', errors='ignore').strip())
+
+
 def clang_format(files):
+    pool = multiprocessing.Pool()
     for f in files:
-        cmd = (
-            CLANG_FORMAT_CMD, "-i", "-verbose", f.encode("ascii")
-        )
-        subprocess.check_call(cmd)
+        pool.apply_async(clang_format_file, args=[f], callback=clang_print_output)
+    pool.close()
+    pool.join()
 
 
 def main():