From 84c24bbbca16a50a5f50cf14799541e02c8bb6fe Mon Sep 17 00:00:00 2001
From: Yureka <yuka@yuka.dev>
Date: Wed, 18 Oct 2023 00:43:23 +0200
Subject: [PATCH] erofs-utils: set explicit MAX_BLOCK_SIZE

eliminates an impurity through sysconf(_SC_PAGESIZE) when the setting is not specified

(cherry picked from commit 3e980612c622c413460df3f216a6f2b73bd54841)
---
 pkgs/tools/filesystems/erofs-utils/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/filesystems/erofs-utils/default.nix b/pkgs/tools/filesystems/erofs-utils/default.nix
index 739ff4ede44c..2ef0a87691ad 100644
--- a/pkgs/tools/filesystems/erofs-utils/default.nix
+++ b/pkgs/tools/filesystems/erofs-utils/default.nix
@@ -25,7 +25,9 @@ stdenv.mkDerivation rec {
   buildInputs = [ util-linux lz4 zlib ]
     ++ lib.optionals fuseSupport [ fuse ];
 
-  configureFlags = lib.optionals fuseSupport [ "--enable-fuse" ];
+  configureFlags = [
+    "MAX_BLOCK_SIZE=4096"
+  ] ++ lib.optional fuseSupport "--enable-fuse";
 
   meta = with lib; {
     description = "Userspace utilities for linux-erofs file system";