From eb2c726eb2895f9c3be7e169580f6957a6468f8b Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 13 Aug 2024 10:51:03 +0530
Subject: [PATCH] Fix xz failing to allocate memory when used in a 32-bit
 container

---
 bypy/linux/__main__.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bypy/linux/__main__.py b/bypy/linux/__main__.py
index fe3a183e7..0dad78acb 100644
--- a/bypy/linux/__main__.py
+++ b/bypy/linux/__main__.py
@@ -216,7 +216,8 @@ def create_tarfile(env, compression_level='9'):
     print('Compressing archive...')
     ans = f'{dist.rpartition(".")[0]}.txz'
     start_time = time.time()
-    subprocess.check_call(['xz', '--verbose', '--threads=0', '-f', f'-{compression_level}', dist])
+    threads = 4 if arch == 'i686' else 0
+    subprocess.check_call(['xz', '--verbose', f'--threads={threads}', '-f', f'-{compression_level}', dist])
     secs = time.time() - start_time
     print('Compressed in {} minutes {} seconds'.format(secs // 60, secs % 60))
     os.rename(f'{dist}.xz', ans)